| File: | dix/events.c |
| Location: | line 4584, column 13 |
| Description: | Access to field 'key' results in a dereference of a null pointer (loaded from variable 'keybd') |
| 1 | /************************************************************ | |||||
| 2 | ||||||
| 3 | Copyright 1987, 1998 The Open Group | |||||
| 4 | ||||||
| 5 | Permission to use, copy, modify, distribute, and sell this software and its | |||||
| 6 | documentation for any purpose is hereby granted without fee, provided that | |||||
| 7 | the above copyright notice appear in all copies and that both that | |||||
| 8 | copyright notice and this permission notice appear in supporting | |||||
| 9 | documentation. | |||||
| 10 | ||||||
| 11 | The above copyright notice and this permission notice shall be included in | |||||
| 12 | all copies or substantial portions of the Software. | |||||
| 13 | ||||||
| 14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||||
| 15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||||
| 16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |||||
| 17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN | |||||
| 18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |||||
| 19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |||||
| 20 | ||||||
| 21 | Except as contained in this notice, the name of The Open Group shall not be | |||||
| 22 | used in advertising or otherwise to promote the sale, use or other dealings | |||||
| 23 | in this Software without prior written authorization from The Open Group. | |||||
| 24 | ||||||
| 25 | Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. | |||||
| 26 | ||||||
| 27 | All Rights Reserved | |||||
| 28 | ||||||
| 29 | Permission to use, copy, modify, and distribute this software and its | |||||
| 30 | documentation for any purpose and without fee is hereby granted, | |||||
| 31 | provided that the above copyright notice appear in all copies and that | |||||
| 32 | both that copyright notice and this permission notice appear in | |||||
| 33 | supporting documentation, and that the name of Digital not be | |||||
| 34 | used in advertising or publicity pertaining to distribution of the | |||||
| 35 | software without specific, written prior permission. | |||||
| 36 | ||||||
| 37 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING | |||||
| 38 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL | |||||
| 39 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR | |||||
| 40 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, | |||||
| 41 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, | |||||
| 42 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS | |||||
| 43 | SOFTWARE. | |||||
| 44 | ||||||
| 45 | ********************************************************/ | |||||
| 46 | ||||||
| 47 | /* The panoramix components contained the following notice */ | |||||
| 48 | /***************************************************************** | |||||
| 49 | ||||||
| 50 | Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts. | |||||
| 51 | ||||||
| 52 | Permission is hereby granted, free of charge, to any person obtaining a copy | |||||
| 53 | of this software and associated documentation files (the "Software"), to deal | |||||
| 54 | in the Software without restriction, including without limitation the rights | |||||
| 55 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |||||
| 56 | copies of the Software. | |||||
| 57 | ||||||
| 58 | The above copyright notice and this permission notice shall be included in | |||||
| 59 | all copies or substantial portions of the Software. | |||||
| 60 | ||||||
| 61 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||||
| 62 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||||
| 63 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |||||
| 64 | DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING, | |||||
| 65 | BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY, | |||||
| 66 | WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR | |||||
| 67 | IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |||||
| 68 | ||||||
| 69 | Except as contained in this notice, the name of Digital Equipment Corporation | |||||
| 70 | shall not be used in advertising or otherwise to promote the sale, use or other | |||||
| 71 | dealings in this Software without prior written authorization from Digital | |||||
| 72 | Equipment Corporation. | |||||
| 73 | ||||||
| 74 | ******************************************************************/ | |||||
| 75 | ||||||
| 76 | /* | |||||
| 77 | * Copyright (c) 2003-2005, Oracle and/or its affiliates. All rights reserved. | |||||
| 78 | * | |||||
| 79 | * Permission is hereby granted, free of charge, to any person obtaining a | |||||
| 80 | * copy of this software and associated documentation files (the "Software"), | |||||
| 81 | * to deal in the Software without restriction, including without limitation | |||||
| 82 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |||||
| 83 | * and/or sell copies of the Software, and to permit persons to whom the | |||||
| 84 | * Software is furnished to do so, subject to the following conditions: | |||||
| 85 | * | |||||
| 86 | * The above copyright notice and this permission notice (including the next | |||||
| 87 | * paragraph) shall be included in all copies or substantial portions of the | |||||
| 88 | * Software. | |||||
| 89 | * | |||||
| 90 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |||||
| 91 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |||||
| 92 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |||||
| 93 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |||||
| 94 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |||||
| 95 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |||||
| 96 | * DEALINGS IN THE SOFTWARE. | |||||
| 97 | */ | |||||
| 98 | ||||||
| 99 | /** @file events.c | |||||
| 100 | * This file handles event delivery and a big part of the server-side protocol | |||||
| 101 | * handling (the parts for input devices). | |||||
| 102 | */ | |||||
| 103 | ||||||
| 104 | #ifdef HAVE_DIX_CONFIG_H1 | |||||
| 105 | #include <dix-config.h> | |||||
| 106 | #endif | |||||
| 107 | ||||||
| 108 | #include <X11/X.h> | |||||
| 109 | #include "misc.h" | |||||
| 110 | #include "resource.h" | |||||
| 111 | #include <X11/Xproto.h> | |||||
| 112 | #include "windowstr.h" | |||||
| 113 | #include "inputstr.h" | |||||
| 114 | #include "inpututils.h" | |||||
| 115 | #include "scrnintstr.h" | |||||
| 116 | #include "cursorstr.h" | |||||
| 117 | ||||||
| 118 | #include "dixstruct.h" | |||||
| 119 | #ifdef PANORAMIX1 | |||||
| 120 | #include "panoramiX.h" | |||||
| 121 | #include "panoramiXsrv.h" | |||||
| 122 | #endif | |||||
| 123 | #include "globals.h" | |||||
| 124 | ||||||
| 125 | #include <X11/extensions/XKBproto.h> | |||||
| 126 | #include "xkbsrv.h" | |||||
| 127 | #include "xace.h" | |||||
| 128 | #include "probes.h" | |||||
| 129 | ||||||
| 130 | #include <X11/extensions/XIproto.h> | |||||
| 131 | #include <X11/extensions/XI2proto.h> | |||||
| 132 | #include <X11/extensions/XI.h> | |||||
| 133 | #include <X11/extensions/XI2.h> | |||||
| 134 | #include "exglobals.h" | |||||
| 135 | #include "exevents.h" | |||||
| 136 | #include "extnsionst.h" | |||||
| 137 | ||||||
| 138 | #include "dixevents.h" | |||||
| 139 | #include "dixgrabs.h" | |||||
| 140 | #include "dispatch.h" | |||||
| 141 | ||||||
| 142 | #include <X11/extensions/ge.h> | |||||
| 143 | #include "geext.h" | |||||
| 144 | #include "geint.h" | |||||
| 145 | ||||||
| 146 | #include "eventstr.h" | |||||
| 147 | #include "enterleave.h" | |||||
| 148 | #include "eventconvert.h" | |||||
| 149 | #include "mi.h" | |||||
| 150 | ||||||
| 151 | /* Extension events type numbering starts at EXTENSION_EVENT_BASE. */ | |||||
| 152 | #define NoSuchEvent0x80000000 0x80000000 /* so doesn't match NoEventMask */ | |||||
| 153 | #define StructureAndSubMask( (1L<<17) | (1L<<19) ) ( StructureNotifyMask(1L<<17) | SubstructureNotifyMask(1L<<19) ) | |||||
| 154 | #define AllButtonsMask( (1<<8) | (1<<9) | (1<<10) | (1<<11) | (1<<12) ) ( \ | |||||
| 155 | Button1Mask(1<<8) | Button2Mask(1<<9) | Button3Mask(1<<10) | Button4Mask(1<<11) | Button5Mask(1<<12) ) | |||||
| 156 | #define MotionMask( (1L<<6) | (1L<<8) | (1L<<9) | (1L<< 10) | (1L<<11) | (1L<<12) | (1L<<13) ) ( \ | |||||
| 157 | PointerMotionMask(1L<<6) | Button1MotionMask(1L<<8) | \ | |||||
| 158 | Button2MotionMask(1L<<9) | Button3MotionMask(1L<<10) | Button4MotionMask(1L<<11) | \ | |||||
| 159 | Button5MotionMask(1L<<12) | ButtonMotionMask(1L<<13) ) | |||||
| 160 | #define PropagateMask( (1L<<0) | (1L<<1) | (1L<<2) | (1L<< 3) | ( (1L<<6) | (1L<<8) | (1L<<9) | (1L<< 10) | (1L<<11) | (1L<<12) | (1L<<13) ) ) ( \ | |||||
| 161 | KeyPressMask(1L<<0) | KeyReleaseMask(1L<<1) | ButtonPressMask(1L<<2) | ButtonReleaseMask(1L<<3) | \ | |||||
| 162 | MotionMask( (1L<<6) | (1L<<8) | (1L<<9) | (1L<< 10) | (1L<<11) | (1L<<12) | (1L<<13) ) ) | |||||
| 163 | #define PointerGrabMask( (1L<<2) | (1L<<3) | (1L<<4) | (1L<< 5) | (1L<<7) | (1L<<14) | ( (1L<<6) | (1L<< 8) | (1L<<9) | (1L<<10) | (1L<<11) | (1L<< 12) | (1L<<13) ) ) ( \ | |||||
| 164 | ButtonPressMask(1L<<2) | ButtonReleaseMask(1L<<3) | \ | |||||
| 165 | EnterWindowMask(1L<<4) | LeaveWindowMask(1L<<5) | \ | |||||
| 166 | PointerMotionHintMask(1L<<7) | KeymapStateMask(1L<<14) | \ | |||||
| 167 | MotionMask( (1L<<6) | (1L<<8) | (1L<<9) | (1L<< 10) | (1L<<11) | (1L<<12) | (1L<<13) ) ) | |||||
| 168 | #define AllModifiersMask( (1<<0) | (1<<1) | (1<<2) | (1<<3) | (1<<4) | (1<<5) | (1<<6) | (1<<7) ) ( \ | |||||
| 169 | ShiftMask(1<<0) | LockMask(1<<1) | ControlMask(1<<2) | Mod1Mask(1<<3) | Mod2Mask(1<<4) | \ | |||||
| 170 | Mod3Mask(1<<5) | Mod4Mask(1<<6) | Mod5Mask(1<<7) ) | |||||
| 171 | #define LastEventMask(1L<<24) OwnerGrabButtonMask(1L<<24) | |||||
| 172 | #define AllEventMasks((1L<<24)|((1L<<24)-1)) (LastEventMask(1L<<24)|(LastEventMask(1L<<24)-1)) | |||||
| 173 | ||||||
| 174 | /* @return the core event type or 0 if the event is not a core event */ | |||||
| 175 | static inline int | |||||
| 176 | core_get_type(const xEvent *event) | |||||
| 177 | { | |||||
| 178 | int type = event->u.u.type; | |||||
| 179 | ||||||
| 180 | return ((type & EXTENSION_EVENT_BASE64) || type == GenericEvent35) ? 0 : type; | |||||
| 181 | } | |||||
| 182 | ||||||
| 183 | /* @return the XI2 event type or 0 if the event is not a XI2 event */ | |||||
| 184 | static inline int | |||||
| 185 | xi2_get_type(const xEvent *event) | |||||
| 186 | { | |||||
| 187 | const xGenericEvent *e = (const xGenericEvent *) event; | |||||
| 188 | ||||||
| 189 | return (e->type != GenericEvent35 || | |||||
| 190 | e->extension != IReqCode) ? 0 : e->evtype; | |||||
| 191 | } | |||||
| 192 | ||||||
| 193 | /** | |||||
| 194 | * Used to indicate a implicit passive grab created by a ButtonPress event. | |||||
| 195 | * See DeliverEventsToWindow(). | |||||
| 196 | */ | |||||
| 197 | #define ImplicitGrabMask(1 << 7) (1 << 7) | |||||
| 198 | ||||||
| 199 | #define WID(w)((w) ? ((w)->drawable.id) : 0) ((w) ? ((w)->drawable.id) : 0) | |||||
| 200 | ||||||
| 201 | #define XE_KBPTR(xE->u.keyButtonPointer) (xE->u.keyButtonPointer) | |||||
| 202 | ||||||
| 203 | CallbackListPtr EventCallback; | |||||
| 204 | CallbackListPtr DeviceEventCallback; | |||||
| 205 | ||||||
| 206 | #define DNPMCOUNT8 8 | |||||
| 207 | ||||||
| 208 | Mask DontPropagateMasks[DNPMCOUNT8]; | |||||
| 209 | static int DontPropagateRefCnts[DNPMCOUNT8]; | |||||
| 210 | ||||||
| 211 | static void CheckVirtualMotion(DeviceIntPtr pDev, QdEventPtr qe, | |||||
| 212 | WindowPtr pWin); | |||||
| 213 | static void CheckPhysLimits(DeviceIntPtr pDev, CursorPtr cursor, | |||||
| 214 | Bool generateEvents, Bool confineToScreen, | |||||
| 215 | ScreenPtr pScreen); | |||||
| 216 | static Bool IsWrongPointerBarrierClient(ClientPtr client, | |||||
| 217 | DeviceIntPtr dev, | |||||
| 218 | xEvent *event); | |||||
| 219 | ||||||
| 220 | /** Key repeat hack. Do not use but in TryClientEvents */ | |||||
| 221 | extern BOOL EventIsKeyRepeat(xEvent *event); | |||||
| 222 | ||||||
| 223 | /** | |||||
| 224 | * Main input device struct. | |||||
| 225 | * inputInfo.pointer | |||||
| 226 | * is the core pointer. Referred to as "virtual core pointer", "VCP", | |||||
| 227 | * "core pointer" or inputInfo.pointer. The VCP is the first master | |||||
| 228 | * pointer device and cannot be deleted. | |||||
| 229 | * | |||||
| 230 | * inputInfo.keyboard | |||||
| 231 | * is the core keyboard ("virtual core keyboard", "VCK", "core keyboard"). | |||||
| 232 | * See inputInfo.pointer. | |||||
| 233 | * | |||||
| 234 | * inputInfo.devices | |||||
| 235 | * linked list containing all devices including VCP and VCK. | |||||
| 236 | * | |||||
| 237 | * inputInfo.off_devices | |||||
| 238 | * Devices that have not been initialized and are thus turned off. | |||||
| 239 | * | |||||
| 240 | * inputInfo.numDevices | |||||
| 241 | * Total number of devices. | |||||
| 242 | * | |||||
| 243 | * inputInfo.all_devices | |||||
| 244 | * Virtual device used for XIAllDevices passive grabs. This device is | |||||
| 245 | * not part of the inputInfo.devices list and mostly unset except for | |||||
| 246 | * the deviceid. It exists because passivegrabs need a valid device | |||||
| 247 | * reference. | |||||
| 248 | * | |||||
| 249 | * inputInfo.all_master_devices | |||||
| 250 | * Virtual device used for XIAllMasterDevices passive grabs. This device | |||||
| 251 | * is not part of the inputInfo.devices list and mostly unset except for | |||||
| 252 | * the deviceid. It exists because passivegrabs need a valid device | |||||
| 253 | * reference. | |||||
| 254 | */ | |||||
| 255 | InputInfo inputInfo; | |||||
| 256 | ||||||
| 257 | EventSyncInfoRec syncEvents; | |||||
| 258 | ||||||
| 259 | static struct DeviceEventTime { | |||||
| 260 | Bool reset; | |||||
| 261 | TimeStamp time; | |||||
| 262 | } lastDeviceEventTime[MAXDEVICES40]; | |||||
| 263 | ||||||
| 264 | /** | |||||
| 265 | * The root window the given device is currently on. | |||||
| 266 | */ | |||||
| 267 | #define RootWindow(sprite)sprite->spriteTrace[0] sprite->spriteTrace[0] | |||||
| 268 | ||||||
| 269 | static xEvent *swapEvent = NULL((void*)0); | |||||
| 270 | static int swapEventLen = 0; | |||||
| 271 | ||||||
| 272 | void | |||||
| 273 | NotImplemented(xEvent *from, xEvent *to) | |||||
| 274 | { | |||||
| 275 | FatalError("Not implemented"); | |||||
| 276 | } | |||||
| 277 | ||||||
| 278 | /** | |||||
| 279 | * Convert the given event type from an XI event to a core event. | |||||
| 280 | * @param[in] The XI 1.x event type. | |||||
| 281 | * @return The matching core event type or 0 if there is none. | |||||
| 282 | */ | |||||
| 283 | int | |||||
| 284 | XItoCoreType(int xitype) | |||||
| 285 | { | |||||
| 286 | int coretype = 0; | |||||
| 287 | ||||||
| 288 | if (xitype == DeviceMotionNotify) | |||||
| 289 | coretype = MotionNotify6; | |||||
| 290 | else if (xitype == DeviceButtonPress) | |||||
| 291 | coretype = ButtonPress4; | |||||
| 292 | else if (xitype == DeviceButtonRelease) | |||||
| 293 | coretype = ButtonRelease5; | |||||
| 294 | else if (xitype == DeviceKeyPress) | |||||
| 295 | coretype = KeyPress2; | |||||
| 296 | else if (xitype == DeviceKeyRelease) | |||||
| 297 | coretype = KeyRelease3; | |||||
| 298 | ||||||
| 299 | return coretype; | |||||
| 300 | } | |||||
| 301 | ||||||
| 302 | /** | |||||
| 303 | * @return true if the device owns a cursor, false if device shares a cursor | |||||
| 304 | * sprite with another device. | |||||
| 305 | */ | |||||
| 306 | Bool | |||||
| 307 | DevHasCursor(DeviceIntPtr pDev) | |||||
| 308 | { | |||||
| 309 | return pDev->spriteInfo->spriteOwner; | |||||
| 310 | } | |||||
| 311 | ||||||
| 312 | /* | |||||
| 313 | * @return true if a device is a pointer, check is the same as used by XI to | |||||
| 314 | * fill the 'use' field. | |||||
| 315 | */ | |||||
| 316 | Bool | |||||
| 317 | IsPointerDevice(DeviceIntPtr dev) | |||||
| 318 | { | |||||
| 319 | return (dev->type == MASTER_POINTER1) || | |||||
| 320 | (dev->valuator && dev->button) || (dev->valuator && !dev->key); | |||||
| 321 | } | |||||
| 322 | ||||||
| 323 | /* | |||||
| 324 | * @return true if a device is a keyboard, check is the same as used by XI to | |||||
| 325 | * fill the 'use' field. | |||||
| 326 | * | |||||
| 327 | * Some pointer devices have keys as well (e.g. multimedia keys). Try to not | |||||
| 328 | * count them as keyboard devices. | |||||
| 329 | */ | |||||
| 330 | Bool | |||||
| 331 | IsKeyboardDevice(DeviceIntPtr dev) | |||||
| 332 | { | |||||
| 333 | return (dev->type == MASTER_KEYBOARD2) || | |||||
| 334 | ((dev->key && dev->kbdfeed) && !IsPointerDevice(dev)); | |||||
| 335 | } | |||||
| 336 | ||||||
| 337 | Bool | |||||
| 338 | IsMaster(DeviceIntPtr dev) | |||||
| 339 | { | |||||
| 340 | return dev->type == MASTER_POINTER1 || dev->type == MASTER_KEYBOARD2; | |||||
| 341 | } | |||||
| 342 | ||||||
| 343 | Bool | |||||
| 344 | IsFloating(DeviceIntPtr dev) | |||||
| 345 | { | |||||
| 346 | return !IsMaster(dev) && GetMaster(dev, MASTER_KEYBOARD2) == NULL((void*)0); | |||||
| 347 | } | |||||
| 348 | ||||||
| 349 | /** | |||||
| 350 | * Max event opcode. | |||||
| 351 | */ | |||||
| 352 | extern int lastEvent; | |||||
| 353 | ||||||
| 354 | #define CantBeFiltered0L NoEventMask0L | |||||
| 355 | /** | |||||
| 356 | * Event masks for each event type. | |||||
| 357 | * | |||||
| 358 | * One set of filters for each device, initialized by memcpy of | |||||
| 359 | * default_filter in InitEvents. | |||||
| 360 | * | |||||
| 361 | * Filters are used whether a given event may be delivered to a client, | |||||
| 362 | * usually in the form of if (window-event-mask & filter); then deliver event. | |||||
| 363 | * | |||||
| 364 | * One notable filter is for PointerMotion/DevicePointerMotion events. Each | |||||
| 365 | * time a button is pressed, the filter is modified to also contain the | |||||
| 366 | * matching ButtonXMotion mask. | |||||
| 367 | */ | |||||
| 368 | Mask event_filters[MAXDEVICES40][MAXEVENTS128]; | |||||
| 369 | ||||||
| 370 | static const Mask default_filter[MAXEVENTS128] = { | |||||
| 371 | NoSuchEvent0x80000000, /* 0 */ | |||||
| 372 | NoSuchEvent0x80000000, /* 1 */ | |||||
| 373 | KeyPressMask(1L<<0), /* KeyPress */ | |||||
| 374 | KeyReleaseMask(1L<<1), /* KeyRelease */ | |||||
| 375 | ButtonPressMask(1L<<2), /* ButtonPress */ | |||||
| 376 | ButtonReleaseMask(1L<<3), /* ButtonRelease */ | |||||
| 377 | PointerMotionMask(1L<<6), /* MotionNotify (initial state) */ | |||||
| 378 | EnterWindowMask(1L<<4), /* EnterNotify */ | |||||
| 379 | LeaveWindowMask(1L<<5), /* LeaveNotify */ | |||||
| 380 | FocusChangeMask(1L<<21), /* FocusIn */ | |||||
| 381 | FocusChangeMask(1L<<21), /* FocusOut */ | |||||
| 382 | KeymapStateMask(1L<<14), /* KeymapNotify */ | |||||
| 383 | ExposureMask(1L<<15), /* Expose */ | |||||
| 384 | CantBeFiltered0L, /* GraphicsExpose */ | |||||
| 385 | CantBeFiltered0L, /* NoExpose */ | |||||
| 386 | VisibilityChangeMask(1L<<16), /* VisibilityNotify */ | |||||
| 387 | SubstructureNotifyMask(1L<<19), /* CreateNotify */ | |||||
| 388 | StructureAndSubMask( (1L<<17) | (1L<<19) ), /* DestroyNotify */ | |||||
| 389 | StructureAndSubMask( (1L<<17) | (1L<<19) ), /* UnmapNotify */ | |||||
| 390 | StructureAndSubMask( (1L<<17) | (1L<<19) ), /* MapNotify */ | |||||
| 391 | SubstructureRedirectMask(1L<<20), /* MapRequest */ | |||||
| 392 | StructureAndSubMask( (1L<<17) | (1L<<19) ), /* ReparentNotify */ | |||||
| 393 | StructureAndSubMask( (1L<<17) | (1L<<19) ), /* ConfigureNotify */ | |||||
| 394 | SubstructureRedirectMask(1L<<20), /* ConfigureRequest */ | |||||
| 395 | StructureAndSubMask( (1L<<17) | (1L<<19) ), /* GravityNotify */ | |||||
| 396 | ResizeRedirectMask(1L<<18), /* ResizeRequest */ | |||||
| 397 | StructureAndSubMask( (1L<<17) | (1L<<19) ), /* CirculateNotify */ | |||||
| 398 | SubstructureRedirectMask(1L<<20), /* CirculateRequest */ | |||||
| 399 | PropertyChangeMask(1L<<22), /* PropertyNotify */ | |||||
| 400 | CantBeFiltered0L, /* SelectionClear */ | |||||
| 401 | CantBeFiltered0L, /* SelectionRequest */ | |||||
| 402 | CantBeFiltered0L, /* SelectionNotify */ | |||||
| 403 | ColormapChangeMask(1L<<23), /* ColormapNotify */ | |||||
| 404 | CantBeFiltered0L, /* ClientMessage */ | |||||
| 405 | CantBeFiltered0L /* MappingNotify */ | |||||
| 406 | }; | |||||
| 407 | ||||||
| 408 | /** | |||||
| 409 | * For the given event, return the matching event filter. This filter may then | |||||
| 410 | * be AND'ed with the selected event mask. | |||||
| 411 | * | |||||
| 412 | * For XI2 events, the returned filter is simply the byte containing the event | |||||
| 413 | * mask we're interested in. E.g. for a mask of (1 << 13), this would be | |||||
| 414 | * byte[1]. | |||||
| 415 | * | |||||
| 416 | * @param[in] dev The device the event belongs to, may be NULL. | |||||
| 417 | * @param[in] event The event to get the filter for. Only the type of the | |||||
| 418 | * event matters, or the extension + evtype for GenericEvents. | |||||
| 419 | * @return The filter mask for the given event. | |||||
| 420 | * | |||||
| 421 | * @see GetEventMask | |||||
| 422 | */ | |||||
| 423 | Mask | |||||
| 424 | GetEventFilter(DeviceIntPtr dev, xEvent *event) | |||||
| 425 | { | |||||
| 426 | int evtype = 0; | |||||
| 427 | ||||||
| 428 | if (event->u.u.type != GenericEvent35) | |||||
| 429 | return event_get_filter_from_type(dev, event->u.u.type); | |||||
| 430 | else if ((evtype = xi2_get_type(event))) | |||||
| 431 | return event_get_filter_from_xi2type(evtype); | |||||
| 432 | ErrorF("[dix] Unknown event type %d. No filter\n", event->u.u.type); | |||||
| 433 | return 0; | |||||
| 434 | } | |||||
| 435 | ||||||
| 436 | /** | |||||
| 437 | * Return the single byte of the device's XI2 mask that contains the mask | |||||
| 438 | * for the event_type. | |||||
| 439 | */ | |||||
| 440 | int | |||||
| 441 | GetXI2MaskByte(XI2Mask *mask, DeviceIntPtr dev, int event_type) | |||||
| 442 | { | |||||
| 443 | /* we just return the matching filter because that's the only use | |||||
| 444 | * for this mask anyway. | |||||
| 445 | */ | |||||
| 446 | if (xi2mask_isset(mask, dev, event_type)) | |||||
| 447 | return event_get_filter_from_xi2type(event_type); | |||||
| 448 | else | |||||
| 449 | return 0; | |||||
| 450 | } | |||||
| 451 | ||||||
| 452 | /** | |||||
| 453 | * @return TRUE if the mask is set for this event from this device on the | |||||
| 454 | * window, or FALSE otherwise. | |||||
| 455 | */ | |||||
| 456 | Bool | |||||
| 457 | WindowXI2MaskIsset(DeviceIntPtr dev, WindowPtr win, xEvent *ev) | |||||
| 458 | { | |||||
| 459 | OtherInputMasks *inputMasks = wOtherInputMasks(win)((win)->optional ? (win)->optional->inputMasks : ((void *)0)); | |||||
| 460 | int evtype; | |||||
| 461 | ||||||
| 462 | if (!inputMasks || xi2_get_type(ev) == 0) | |||||
| 463 | return 0; | |||||
| 464 | ||||||
| 465 | evtype = ((xGenericEvent *) ev)->evtype; | |||||
| 466 | ||||||
| 467 | return xi2mask_isset(inputMasks->xi2mask, dev, evtype); | |||||
| 468 | } | |||||
| 469 | ||||||
| 470 | Mask | |||||
| 471 | GetEventMask(DeviceIntPtr dev, xEvent *event, InputClients * other) | |||||
| 472 | { | |||||
| 473 | int evtype; | |||||
| 474 | ||||||
| 475 | /* XI2 filters are only ever 8 bit, so let's return a 8 bit mask */ | |||||
| 476 | if ((evtype = xi2_get_type(event))) { | |||||
| 477 | return GetXI2MaskByte(other->xi2mask, dev, evtype); | |||||
| 478 | } | |||||
| 479 | else if (core_get_type(event) != 0) | |||||
| 480 | return other->mask[XIAllDevices0]; | |||||
| 481 | else | |||||
| 482 | return other->mask[dev->id]; | |||||
| 483 | } | |||||
| 484 | ||||||
| 485 | static CARD8 criticalEvents[32] = { | |||||
| 486 | 0x7c, 0x30, 0x40 /* key, button, expose, and configure events */ | |||||
| 487 | }; | |||||
| 488 | ||||||
| 489 | static void | |||||
| 490 | SyntheticMotion(DeviceIntPtr dev, int x, int y) | |||||
| 491 | { | |||||
| 492 | int screenno = 0; | |||||
| 493 | ||||||
| 494 | #ifdef PANORAMIX1 | |||||
| 495 | if (!noPanoramiXExtension) | |||||
| 496 | screenno = dev->spriteInfo->sprite->screen->myNum; | |||||
| 497 | #endif | |||||
| 498 | PostSyntheticMotion(dev, x, y, screenno, | |||||
| 499 | (syncEvents.playingEvents) ? syncEvents.time. | |||||
| 500 | milliseconds : currentTime.milliseconds); | |||||
| 501 | ||||||
| 502 | } | |||||
| 503 | ||||||
| 504 | #ifdef PANORAMIX1 | |||||
| 505 | static void PostNewCursor(DeviceIntPtr pDev); | |||||
| 506 | ||||||
| 507 | static Bool | |||||
| 508 | XineramaSetCursorPosition(DeviceIntPtr pDev, int x, int y, Bool generateEvent) | |||||
| 509 | { | |||||
| 510 | ScreenPtr pScreen; | |||||
| 511 | int i; | |||||
| 512 | SpritePtr pSprite = pDev->spriteInfo->sprite; | |||||
| 513 | ||||||
| 514 | /* x,y are in Screen 0 coordinates. We need to decide what Screen | |||||
| 515 | to send the message too and what the coordinates relative to | |||||
| 516 | that screen are. */ | |||||
| 517 | ||||||
| 518 | pScreen = pSprite->screen; | |||||
| 519 | x += screenInfo.screens[0]->x; | |||||
| 520 | y += screenInfo.screens[0]->y; | |||||
| 521 | ||||||
| 522 | if (!point_on_screen(pScreen, x, y)) { | |||||
| 523 | FOR_NSCREENS(i)for(i = 0; i < PanoramiXNumScreens; i++) { | |||||
| 524 | if (i == pScreen->myNum) | |||||
| 525 | continue; | |||||
| 526 | if (point_on_screen(screenInfo.screens[i], x, y)) { | |||||
| 527 | pScreen = screenInfo.screens[i]; | |||||
| 528 | break; | |||||
| 529 | } | |||||
| 530 | } | |||||
| 531 | } | |||||
| 532 | ||||||
| 533 | pSprite->screen = pScreen; | |||||
| 534 | pSprite->hotPhys.x = x - screenInfo.screens[0]->x; | |||||
| 535 | pSprite->hotPhys.y = y - screenInfo.screens[0]->y; | |||||
| 536 | x -= pScreen->x; | |||||
| 537 | y -= pScreen->y; | |||||
| 538 | ||||||
| 539 | return (*pScreen->SetCursorPosition) (pDev, pScreen, x, y, generateEvent); | |||||
| 540 | } | |||||
| 541 | ||||||
| 542 | static void | |||||
| 543 | XineramaConstrainCursor(DeviceIntPtr pDev) | |||||
| 544 | { | |||||
| 545 | SpritePtr pSprite = pDev->spriteInfo->sprite; | |||||
| 546 | ScreenPtr pScreen; | |||||
| 547 | BoxRec newBox; | |||||
| 548 | ||||||
| 549 | pScreen = pSprite->screen; | |||||
| 550 | newBox = pSprite->physLimits; | |||||
| 551 | ||||||
| 552 | /* Translate the constraining box to the screen | |||||
| 553 | the sprite is actually on */ | |||||
| 554 | newBox.x1 += screenInfo.screens[0]->x - pScreen->x; | |||||
| 555 | newBox.x2 += screenInfo.screens[0]->x - pScreen->x; | |||||
| 556 | newBox.y1 += screenInfo.screens[0]->y - pScreen->y; | |||||
| 557 | newBox.y2 += screenInfo.screens[0]->y - pScreen->y; | |||||
| 558 | ||||||
| 559 | (*pScreen->ConstrainCursor) (pDev, pScreen, &newBox); | |||||
| 560 | } | |||||
| 561 | ||||||
| 562 | static Bool | |||||
| 563 | XineramaSetWindowPntrs(DeviceIntPtr pDev, WindowPtr pWin) | |||||
| 564 | { | |||||
| 565 | SpritePtr pSprite = pDev->spriteInfo->sprite; | |||||
| 566 | ||||||
| 567 | if (pWin == screenInfo.screens[0]->root) { | |||||
| 568 | int i; | |||||
| 569 | ||||||
| 570 | FOR_NSCREENS(i)for(i = 0; i < PanoramiXNumScreens; i++) | |||||
| 571 | pSprite->windows[i] = screenInfo.screens[i]->root; | |||||
| 572 | } | |||||
| 573 | else { | |||||
| 574 | PanoramiXRes *win; | |||||
| 575 | int rc, i; | |||||
| 576 | ||||||
| 577 | rc = dixLookupResourceByType((void **) &win, pWin->drawable.id, | |||||
| 578 | XRT_WINDOW, serverClient, DixReadAccess(1<<0)); | |||||
| 579 | if (rc != Success0) | |||||
| 580 | return FALSE0; | |||||
| 581 | ||||||
| 582 | FOR_NSCREENS(i)for(i = 0; i < PanoramiXNumScreens; i++) { | |||||
| 583 | rc = dixLookupWindow(pSprite->windows + i, win->info[i].id, | |||||
| 584 | serverClient, DixReadAccess(1<<0)); | |||||
| 585 | if (rc != Success0) /* window is being unmapped */ | |||||
| 586 | return FALSE0; | |||||
| 587 | } | |||||
| 588 | } | |||||
| 589 | return TRUE1; | |||||
| 590 | } | |||||
| 591 | ||||||
| 592 | static void | |||||
| 593 | XineramaConfineCursorToWindow(DeviceIntPtr pDev, | |||||
| 594 | WindowPtr pWin, Bool generateEvents) | |||||
| 595 | { | |||||
| 596 | SpritePtr pSprite = pDev->spriteInfo->sprite; | |||||
| 597 | ||||||
| 598 | int x, y, off_x, off_y, i; | |||||
| 599 | ||||||
| 600 | if (!XineramaSetWindowPntrs(pDev, pWin)) | |||||
| 601 | return; | |||||
| 602 | ||||||
| 603 | i = PanoramiXNumScreens - 1; | |||||
| 604 | ||||||
| 605 | RegionCopy(&pSprite->Reg1, &pSprite->windows[i]->borderSize); | |||||
| 606 | off_x = screenInfo.screens[i]->x; | |||||
| 607 | off_y = screenInfo.screens[i]->y; | |||||
| 608 | ||||||
| 609 | while (i--) { | |||||
| 610 | x = off_x - screenInfo.screens[i]->x; | |||||
| 611 | y = off_y - screenInfo.screens[i]->y; | |||||
| 612 | ||||||
| 613 | if (x || y) | |||||
| 614 | RegionTranslate(&pSprite->Reg1, x, y); | |||||
| 615 | ||||||
| 616 | RegionUnion(&pSprite->Reg1, &pSprite->Reg1, | |||||
| 617 | &pSprite->windows[i]->borderSize); | |||||
| 618 | ||||||
| 619 | off_x = screenInfo.screens[i]->x; | |||||
| 620 | off_y = screenInfo.screens[i]->y; | |||||
| 621 | } | |||||
| 622 | ||||||
| 623 | pSprite->hotLimits = *RegionExtents(&pSprite->Reg1); | |||||
| 624 | ||||||
| 625 | if (RegionNumRects(&pSprite->Reg1) > 1) | |||||
| 626 | pSprite->hotShape = &pSprite->Reg1; | |||||
| 627 | else | |||||
| 628 | pSprite->hotShape = NullRegion((RegionPtr)0); | |||||
| 629 | ||||||
| 630 | pSprite->confined = FALSE0; | |||||
| 631 | pSprite->confineWin = | |||||
| 632 | (pWin == screenInfo.screens[0]->root) ? NullWindow((WindowPtr) 0) : pWin; | |||||
| 633 | ||||||
| 634 | CheckPhysLimits(pDev, pSprite->current, generateEvents, FALSE0, NULL((void*)0)); | |||||
| 635 | } | |||||
| 636 | ||||||
| 637 | #endif /* PANORAMIX */ | |||||
| 638 | ||||||
| 639 | /** | |||||
| 640 | * Modifies the filter for the given protocol event type to the given masks. | |||||
| 641 | * | |||||
| 642 | * There's only two callers: UpdateDeviceState() and XI's SetMaskForExtEvent(). | |||||
| 643 | * The latter initialises masks for the matching XI events, it's a once-off | |||||
| 644 | * setting. | |||||
| 645 | * UDS however changes the mask for MotionNotify and DeviceMotionNotify each | |||||
| 646 | * time a button is pressed to include the matching ButtonXMotion mask in the | |||||
| 647 | * filter. | |||||
| 648 | * | |||||
| 649 | * @param[in] deviceid The device to modify the filter for. | |||||
| 650 | * @param[in] mask The new filter mask. | |||||
| 651 | * @param[in] event Protocol event type. | |||||
| 652 | */ | |||||
| 653 | void | |||||
| 654 | SetMaskForEvent(int deviceid, Mask mask, int event) | |||||
| 655 | { | |||||
| 656 | if (deviceid < 0 || deviceid >= MAXDEVICES40) | |||||
| 657 | FatalError("SetMaskForEvent: bogus device id"); | |||||
| 658 | event_filters[deviceid][event] = mask; | |||||
| 659 | } | |||||
| 660 | ||||||
| 661 | void | |||||
| 662 | SetCriticalEvent(int event) | |||||
| 663 | { | |||||
| 664 | if (event >= MAXEVENTS128) | |||||
| 665 | FatalError("SetCriticalEvent: bogus event number"); | |||||
| 666 | criticalEvents[event >> 3] |= 1 << (event & 7); | |||||
| 667 | } | |||||
| 668 | ||||||
| 669 | void | |||||
| 670 | ConfineToShape(DeviceIntPtr pDev, RegionPtr shape, int *px, int *py) | |||||
| 671 | { | |||||
| 672 | BoxRec box; | |||||
| 673 | int x = *px, y = *py; | |||||
| 674 | int incx = 1, incy = 1; | |||||
| 675 | ||||||
| 676 | if (RegionContainsPoint(shape, x, y, &box)) | |||||
| 677 | return; | |||||
| 678 | box = *RegionExtents(shape); | |||||
| 679 | /* this is rather crude */ | |||||
| 680 | do { | |||||
| 681 | x += incx; | |||||
| 682 | if (x >= box.x2) { | |||||
| 683 | incx = -1; | |||||
| 684 | x = *px - 1; | |||||
| 685 | } | |||||
| 686 | else if (x < box.x1) { | |||||
| 687 | incx = 1; | |||||
| 688 | x = *px; | |||||
| 689 | y += incy; | |||||
| 690 | if (y >= box.y2) { | |||||
| 691 | incy = -1; | |||||
| 692 | y = *py - 1; | |||||
| 693 | } | |||||
| 694 | else if (y < box.y1) | |||||
| 695 | return; /* should never get here! */ | |||||
| 696 | } | |||||
| 697 | } while (!RegionContainsPoint(shape, x, y, &box)); | |||||
| 698 | *px = x; | |||||
| 699 | *py = y; | |||||
| 700 | } | |||||
| 701 | ||||||
| 702 | static void | |||||
| 703 | CheckPhysLimits(DeviceIntPtr pDev, CursorPtr cursor, Bool generateEvents, | |||||
| 704 | Bool confineToScreen, /* unused if PanoramiX on */ | |||||
| 705 | ScreenPtr pScreen) /* unused if PanoramiX on */ | |||||
| 706 | { | |||||
| 707 | HotSpot new; | |||||
| 708 | SpritePtr pSprite = pDev->spriteInfo->sprite; | |||||
| 709 | ||||||
| 710 | if (!cursor) | |||||
| 711 | return; | |||||
| 712 | new = pSprite->hotPhys; | |||||
| 713 | #ifdef PANORAMIX1 | |||||
| 714 | if (!noPanoramiXExtension) | |||||
| 715 | /* I don't care what the DDX has to say about it */ | |||||
| 716 | pSprite->physLimits = pSprite->hotLimits; | |||||
| 717 | else | |||||
| 718 | #endif | |||||
| 719 | { | |||||
| 720 | if (pScreen) | |||||
| 721 | new.pScreen = pScreen; | |||||
| 722 | else | |||||
| 723 | pScreen = new.pScreen; | |||||
| 724 | (*pScreen->CursorLimits) (pDev, pScreen, cursor, &pSprite->hotLimits, | |||||
| 725 | &pSprite->physLimits); | |||||
| 726 | pSprite->confined = confineToScreen; | |||||
| 727 | (*pScreen->ConstrainCursor) (pDev, pScreen, &pSprite->physLimits); | |||||
| 728 | } | |||||
| 729 | ||||||
| 730 | /* constrain the pointer to those limits */ | |||||
| 731 | if (new.x < pSprite->physLimits.x1) | |||||
| 732 | new.x = pSprite->physLimits.x1; | |||||
| 733 | else if (new.x >= pSprite->physLimits.x2) | |||||
| 734 | new.x = pSprite->physLimits.x2 - 1; | |||||
| 735 | if (new.y < pSprite->physLimits.y1) | |||||
| 736 | new.y = pSprite->physLimits.y1; | |||||
| 737 | else if (new.y >= pSprite->physLimits.y2) | |||||
| 738 | new.y = pSprite->physLimits.y2 - 1; | |||||
| 739 | if (pSprite->hotShape) | |||||
| 740 | ConfineToShape(pDev, pSprite->hotShape, &new.x, &new.y); | |||||
| 741 | if (( | |||||
| 742 | #ifdef PANORAMIX1 | |||||
| 743 | noPanoramiXExtension && | |||||
| 744 | #endif | |||||
| 745 | (pScreen != pSprite->hotPhys.pScreen)) || | |||||
| 746 | (new.x != pSprite->hotPhys.x) || (new.y != pSprite->hotPhys.y)) { | |||||
| 747 | #ifdef PANORAMIX1 | |||||
| 748 | if (!noPanoramiXExtension) | |||||
| 749 | XineramaSetCursorPosition(pDev, new.x, new.y, generateEvents); | |||||
| 750 | else | |||||
| 751 | #endif | |||||
| 752 | { | |||||
| 753 | if (pScreen != pSprite->hotPhys.pScreen) | |||||
| 754 | pSprite->hotPhys = new; | |||||
| 755 | (*pScreen->SetCursorPosition) | |||||
| 756 | (pDev, pScreen, new.x, new.y, generateEvents); | |||||
| 757 | } | |||||
| 758 | if (!generateEvents) | |||||
| 759 | SyntheticMotion(pDev, new.x, new.y); | |||||
| 760 | } | |||||
| 761 | ||||||
| 762 | #ifdef PANORAMIX1 | |||||
| 763 | /* Tell DDX what the limits are */ | |||||
| 764 | if (!noPanoramiXExtension) | |||||
| 765 | XineramaConstrainCursor(pDev); | |||||
| 766 | #endif | |||||
| 767 | } | |||||
| 768 | ||||||
| 769 | static void | |||||
| 770 | CheckVirtualMotion(DeviceIntPtr pDev, QdEventPtr qe, WindowPtr pWin) | |||||
| 771 | { | |||||
| 772 | SpritePtr pSprite = pDev->spriteInfo->sprite; | |||||
| 773 | RegionPtr reg = NULL((void*)0); | |||||
| 774 | DeviceEvent *ev = NULL((void*)0); | |||||
| 775 | ||||||
| 776 | if (qe) { | |||||
| 777 | ev = &qe->event->device_event; | |||||
| 778 | switch (ev->type) { | |||||
| 779 | case ET_Motion: | |||||
| 780 | case ET_ButtonPress: | |||||
| 781 | case ET_ButtonRelease: | |||||
| 782 | case ET_KeyPress: | |||||
| 783 | case ET_KeyRelease: | |||||
| 784 | case ET_ProximityIn: | |||||
| 785 | case ET_ProximityOut: | |||||
| 786 | pSprite->hot.pScreen = qe->pScreen; | |||||
| 787 | pSprite->hot.x = ev->root_x; | |||||
| 788 | pSprite->hot.y = ev->root_y; | |||||
| 789 | pWin = | |||||
| 790 | pDev->deviceGrab.grab ? pDev->deviceGrab.grab-> | |||||
| 791 | confineTo : NullWindow((WindowPtr) 0); | |||||
| 792 | break; | |||||
| 793 | default: | |||||
| 794 | break; | |||||
| 795 | } | |||||
| 796 | } | |||||
| 797 | if (pWin) { | |||||
| 798 | BoxRec lims; | |||||
| 799 | ||||||
| 800 | #ifdef PANORAMIX1 | |||||
| 801 | if (!noPanoramiXExtension) { | |||||
| 802 | int x, y, off_x, off_y, i; | |||||
| 803 | ||||||
| 804 | if (!XineramaSetWindowPntrs(pDev, pWin)) | |||||
| 805 | return; | |||||
| 806 | ||||||
| 807 | i = PanoramiXNumScreens - 1; | |||||
| 808 | ||||||
| 809 | RegionCopy(&pSprite->Reg2, &pSprite->windows[i]->borderSize); | |||||
| 810 | off_x = screenInfo.screens[i]->x; | |||||
| 811 | off_y = screenInfo.screens[i]->y; | |||||
| 812 | ||||||
| 813 | while (i--) { | |||||
| 814 | x = off_x - screenInfo.screens[i]->x; | |||||
| 815 | y = off_y - screenInfo.screens[i]->y; | |||||
| 816 | ||||||
| 817 | if (x || y) | |||||
| 818 | RegionTranslate(&pSprite->Reg2, x, y); | |||||
| 819 | ||||||
| 820 | RegionUnion(&pSprite->Reg2, &pSprite->Reg2, | |||||
| 821 | &pSprite->windows[i]->borderSize); | |||||
| 822 | ||||||
| 823 | off_x = screenInfo.screens[i]->x; | |||||
| 824 | off_y = screenInfo.screens[i]->y; | |||||
| 825 | } | |||||
| 826 | } | |||||
| 827 | else | |||||
| 828 | #endif | |||||
| 829 | { | |||||
| 830 | if (pSprite->hot.pScreen != pWin->drawable.pScreen) { | |||||
| 831 | pSprite->hot.pScreen = pWin->drawable.pScreen; | |||||
| 832 | pSprite->hot.x = pSprite->hot.y = 0; | |||||
| 833 | } | |||||
| 834 | } | |||||
| 835 | ||||||
| 836 | lims = *RegionExtents(&pWin->borderSize); | |||||
| 837 | if (pSprite->hot.x < lims.x1) | |||||
| 838 | pSprite->hot.x = lims.x1; | |||||
| 839 | else if (pSprite->hot.x >= lims.x2) | |||||
| 840 | pSprite->hot.x = lims.x2 - 1; | |||||
| 841 | if (pSprite->hot.y < lims.y1) | |||||
| 842 | pSprite->hot.y = lims.y1; | |||||
| 843 | else if (pSprite->hot.y >= lims.y2) | |||||
| 844 | pSprite->hot.y = lims.y2 - 1; | |||||
| 845 | ||||||
| 846 | #ifdef PANORAMIX1 | |||||
| 847 | if (!noPanoramiXExtension) { | |||||
| 848 | if (RegionNumRects(&pSprite->Reg2) > 1) | |||||
| 849 | reg = &pSprite->Reg2; | |||||
| 850 | ||||||
| 851 | } | |||||
| 852 | else | |||||
| 853 | #endif | |||||
| 854 | { | |||||
| 855 | if (wBoundingShape(pWin)((pWin)->optional ? (pWin)->optional->boundingShape : ((void*)0))) | |||||
| 856 | reg = &pWin->borderSize; | |||||
| 857 | } | |||||
| 858 | ||||||
| 859 | if (reg) | |||||
| 860 | ConfineToShape(pDev, reg, &pSprite->hot.x, &pSprite->hot.y); | |||||
| 861 | ||||||
| 862 | if (qe && ev) { | |||||
| 863 | qe->pScreen = pSprite->hot.pScreen; | |||||
| 864 | ev->root_x = pSprite->hot.x; | |||||
| 865 | ev->root_y = pSprite->hot.y; | |||||
| 866 | } | |||||
| 867 | } | |||||
| 868 | #ifdef PANORAMIX1 | |||||
| 869 | if (noPanoramiXExtension) /* No typo. Only set the root win if disabled */ | |||||
| 870 | #endif | |||||
| 871 | RootWindow(pDev->spriteInfo->sprite)pDev->spriteInfo->sprite->spriteTrace[0] = pSprite->hot.pScreen->root; | |||||
| 872 | } | |||||
| 873 | ||||||
| 874 | static void | |||||
| 875 | ConfineCursorToWindow(DeviceIntPtr pDev, WindowPtr pWin, Bool generateEvents, | |||||
| 876 | Bool confineToScreen) | |||||
| 877 | { | |||||
| 878 | SpritePtr pSprite = pDev->spriteInfo->sprite; | |||||
| 879 | ||||||
| 880 | if (syncEvents.playingEvents) { | |||||
| 881 | CheckVirtualMotion(pDev, (QdEventPtr) NULL((void*)0), pWin); | |||||
| 882 | SyntheticMotion(pDev, pSprite->hot.x, pSprite->hot.y); | |||||
| 883 | } | |||||
| 884 | else { | |||||
| 885 | #ifdef PANORAMIX1 | |||||
| 886 | if (!noPanoramiXExtension) { | |||||
| 887 | XineramaConfineCursorToWindow(pDev, pWin, generateEvents); | |||||
| 888 | return; | |||||
| 889 | } | |||||
| 890 | #endif | |||||
| 891 | pSprite->hotLimits = *RegionExtents(&pWin->borderSize); | |||||
| 892 | pSprite->hotShape = wBoundingShape(pWin)((pWin)->optional ? (pWin)->optional->boundingShape : ((void*)0)) ? &pWin->borderSize | |||||
| 893 | : NullRegion((RegionPtr)0); | |||||
| 894 | CheckPhysLimits(pDev, pSprite->current, generateEvents, | |||||
| 895 | confineToScreen, pWin->drawable.pScreen); | |||||
| 896 | } | |||||
| 897 | } | |||||
| 898 | ||||||
| 899 | Bool | |||||
| 900 | PointerConfinedToScreen(DeviceIntPtr pDev) | |||||
| 901 | { | |||||
| 902 | return pDev->spriteInfo->sprite->confined; | |||||
| 903 | } | |||||
| 904 | ||||||
| 905 | /** | |||||
| 906 | * Update the sprite cursor to the given cursor. | |||||
| 907 | * | |||||
| 908 | * ChangeToCursor() will display the new cursor and free the old cursor (if | |||||
| 909 | * applicable). If the provided cursor is already the updated cursor, nothing | |||||
| 910 | * happens. | |||||
| 911 | */ | |||||
| 912 | static void | |||||
| 913 | ChangeToCursor(DeviceIntPtr pDev, CursorPtr cursor) | |||||
| 914 | { | |||||
| 915 | SpritePtr pSprite = pDev->spriteInfo->sprite; | |||||
| 916 | ScreenPtr pScreen; | |||||
| 917 | ||||||
| 918 | if (cursor != pSprite->current) { | |||||
| 919 | if ((pSprite->current->bits->xhot != cursor->bits->xhot) || | |||||
| 920 | (pSprite->current->bits->yhot != cursor->bits->yhot)) | |||||
| 921 | CheckPhysLimits(pDev, cursor, FALSE0, pSprite->confined, | |||||
| 922 | (ScreenPtr) NULL((void*)0)); | |||||
| 923 | #ifdef PANORAMIX1 | |||||
| 924 | /* XXX: is this really necessary?? (whot) */ | |||||
| 925 | if (!noPanoramiXExtension) | |||||
| 926 | pScreen = pSprite->screen; | |||||
| 927 | else | |||||
| 928 | #endif | |||||
| 929 | pScreen = pSprite->hotPhys.pScreen; | |||||
| 930 | ||||||
| 931 | (*pScreen->DisplayCursor) (pDev, pScreen, cursor); | |||||
| 932 | FreeCursor(pSprite->current, (Cursor) 0); | |||||
| 933 | pSprite->current = RefCursor(cursor); | |||||
| 934 | } | |||||
| 935 | } | |||||
| 936 | ||||||
| 937 | /** | |||||
| 938 | * @returns true if b is a descendent of a | |||||
| 939 | */ | |||||
| 940 | Bool | |||||
| 941 | IsParent(WindowPtr a, WindowPtr b) | |||||
| 942 | { | |||||
| 943 | for (b = b->parent; b; b = b->parent) | |||||
| 944 | if (b == a) | |||||
| 945 | return TRUE1; | |||||
| 946 | return FALSE0; | |||||
| 947 | } | |||||
| 948 | ||||||
| 949 | /** | |||||
| 950 | * Update the cursor displayed on the screen. | |||||
| 951 | * | |||||
| 952 | * Called whenever a cursor may have changed shape or position. | |||||
| 953 | */ | |||||
| 954 | static void | |||||
| 955 | PostNewCursor(DeviceIntPtr pDev) | |||||
| 956 | { | |||||
| 957 | WindowPtr win; | |||||
| 958 | GrabPtr grab = pDev->deviceGrab.grab; | |||||
| 959 | SpritePtr pSprite = pDev->spriteInfo->sprite; | |||||
| 960 | CursorPtr pCursor; | |||||
| 961 | ||||||
| 962 | if (syncEvents.playingEvents) | |||||
| 963 | return; | |||||
| 964 | if (grab) { | |||||
| 965 | if (grab->cursor) { | |||||
| 966 | ChangeToCursor(pDev, grab->cursor); | |||||
| 967 | return; | |||||
| 968 | } | |||||
| 969 | if (IsParent(grab->window, pSprite->win)) | |||||
| 970 | win = pSprite->win; | |||||
| 971 | else | |||||
| 972 | win = grab->window; | |||||
| 973 | } | |||||
| 974 | else | |||||
| 975 | win = pSprite->win; | |||||
| 976 | for (; win; win = win->parent) { | |||||
| 977 | if (win->optional) { | |||||
| 978 | pCursor = WindowGetDeviceCursor(win, pDev); | |||||
| 979 | if (!pCursor && win->optional->cursor != NullCursor((CursorPtr)((void*)0))) | |||||
| 980 | pCursor = win->optional->cursor; | |||||
| 981 | if (pCursor) { | |||||
| 982 | ChangeToCursor(pDev, pCursor); | |||||
| 983 | return; | |||||
| 984 | } | |||||
| 985 | } | |||||
| 986 | } | |||||
| 987 | } | |||||
| 988 | ||||||
| 989 | /** | |||||
| 990 | * @param dev device which you want to know its current root window | |||||
| 991 | * @return root window where dev's sprite is located | |||||
| 992 | */ | |||||
| 993 | WindowPtr | |||||
| 994 | GetCurrentRootWindow(DeviceIntPtr dev) | |||||
| 995 | { | |||||
| 996 | return RootWindow(dev->spriteInfo->sprite)dev->spriteInfo->sprite->spriteTrace[0]; | |||||
| 997 | } | |||||
| 998 | ||||||
| 999 | /** | |||||
| 1000 | * @return window underneath the cursor sprite. | |||||
| 1001 | */ | |||||
| 1002 | WindowPtr | |||||
| 1003 | GetSpriteWindow(DeviceIntPtr pDev) | |||||
| 1004 | { | |||||
| 1005 | return pDev->spriteInfo->sprite->win; | |||||
| 1006 | } | |||||
| 1007 | ||||||
| 1008 | /** | |||||
| 1009 | * @return current sprite cursor. | |||||
| 1010 | */ | |||||
| 1011 | CursorPtr | |||||
| 1012 | GetSpriteCursor(DeviceIntPtr pDev) | |||||
| 1013 | { | |||||
| 1014 | return pDev->spriteInfo->sprite->current; | |||||
| 1015 | } | |||||
| 1016 | ||||||
| 1017 | /** | |||||
| 1018 | * Set x/y current sprite position in screen coordinates. | |||||
| 1019 | */ | |||||
| 1020 | void | |||||
| 1021 | GetSpritePosition(DeviceIntPtr pDev, int *px, int *py) | |||||
| 1022 | { | |||||
| 1023 | SpritePtr pSprite = pDev->spriteInfo->sprite; | |||||
| 1024 | ||||||
| 1025 | *px = pSprite->hotPhys.x; | |||||
| 1026 | *py = pSprite->hotPhys.y; | |||||
| 1027 | } | |||||
| 1028 | ||||||
| 1029 | #ifdef PANORAMIX1 | |||||
| 1030 | int | |||||
| 1031 | XineramaGetCursorScreen(DeviceIntPtr pDev) | |||||
| 1032 | { | |||||
| 1033 | if (!noPanoramiXExtension) { | |||||
| 1034 | return pDev->spriteInfo->sprite->screen->myNum; | |||||
| 1035 | } | |||||
| 1036 | else { | |||||
| 1037 | return 0; | |||||
| 1038 | } | |||||
| 1039 | } | |||||
| 1040 | #endif /* PANORAMIX */ | |||||
| 1041 | ||||||
| 1042 | #define TIMESLOP(5 * 60 * 1000) (5 * 60 * 1000) /* 5 minutes */ | |||||
| 1043 | ||||||
| 1044 | static void | |||||
| 1045 | MonthChangedOrBadTime(CARD32 *ms) | |||||
| 1046 | { | |||||
| 1047 | /* If the ddx/OS is careless about not processing timestamped events from | |||||
| 1048 | * different sources in sorted order, then it's possible for time to go | |||||
| 1049 | * backwards when it should not. Here we ensure a decent time. | |||||
| 1050 | */ | |||||
| 1051 | if ((currentTime.milliseconds - *ms) > TIMESLOP(5 * 60 * 1000)) | |||||
| 1052 | currentTime.months++; | |||||
| 1053 | else | |||||
| 1054 | *ms = currentTime.milliseconds; | |||||
| 1055 | } | |||||
| 1056 | ||||||
| 1057 | void | |||||
| 1058 | NoticeTime(const DeviceIntPtr dev, TimeStamp time) | |||||
| 1059 | { | |||||
| 1060 | currentTime = time; | |||||
| 1061 | lastDeviceEventTime[XIAllDevices0].time = currentTime; | |||||
| 1062 | lastDeviceEventTime[dev->id].time = currentTime; | |||||
| 1063 | ||||||
| 1064 | LastEventTimeToggleResetFlag(dev->id, TRUE1); | |||||
| 1065 | LastEventTimeToggleResetFlag(XIAllDevices0, TRUE1); | |||||
| 1066 | } | |||||
| 1067 | ||||||
| 1068 | static void | |||||
| 1069 | NoticeTimeMillis(const DeviceIntPtr dev, CARD32 *ms) | |||||
| 1070 | { | |||||
| 1071 | TimeStamp time; | |||||
| 1072 | if (*ms < currentTime.milliseconds) | |||||
| 1073 | MonthChangedOrBadTime(ms); | |||||
| 1074 | time.months = currentTime.months; | |||||
| 1075 | time.milliseconds = *ms; | |||||
| 1076 | NoticeTime(dev, time); | |||||
| 1077 | } | |||||
| 1078 | ||||||
| 1079 | void | |||||
| 1080 | NoticeEventTime(InternalEvent *ev, DeviceIntPtr dev) | |||||
| 1081 | { | |||||
| 1082 | if (!syncEvents.playingEvents) | |||||
| 1083 | NoticeTimeMillis(dev, &ev->any.time); | |||||
| 1084 | } | |||||
| 1085 | ||||||
| 1086 | TimeStamp | |||||
| 1087 | LastEventTime(int deviceid) | |||||
| 1088 | { | |||||
| 1089 | return lastDeviceEventTime[deviceid].time; | |||||
| 1090 | } | |||||
| 1091 | ||||||
| 1092 | Bool | |||||
| 1093 | LastEventTimeWasReset(int deviceid) | |||||
| 1094 | { | |||||
| 1095 | return lastDeviceEventTime[deviceid].reset; | |||||
| 1096 | } | |||||
| 1097 | ||||||
| 1098 | void | |||||
| 1099 | LastEventTimeToggleResetFlag(int deviceid, Bool state) | |||||
| 1100 | { | |||||
| 1101 | lastDeviceEventTime[deviceid].reset = state; | |||||
| 1102 | } | |||||
| 1103 | ||||||
| 1104 | void | |||||
| 1105 | LastEventTimeToggleResetAll(Bool state) | |||||
| 1106 | { | |||||
| 1107 | DeviceIntPtr dev; | |||||
| 1108 | nt_list_for_each_entry(dev, inputInfo.devices, next)for (dev = inputInfo.devices; dev; dev = (dev)->next) { | |||||
| 1109 | LastEventTimeToggleResetFlag(dev->id, FALSE0); | |||||
| 1110 | } | |||||
| 1111 | LastEventTimeToggleResetFlag(XIAllDevices0, FALSE0); | |||||
| 1112 | LastEventTimeToggleResetFlag(XIAllMasterDevices1, FALSE0); | |||||
| 1113 | } | |||||
| 1114 | ||||||
| 1115 | /************************************************************************** | |||||
| 1116 | * The following procedures deal with synchronous events * | |||||
| 1117 | **************************************************************************/ | |||||
| 1118 | ||||||
| 1119 | /** | |||||
| 1120 | * EnqueueEvent is a device's processInputProc if a device is frozen. | |||||
| 1121 | * Instead of delivering the events to the client, the event is tacked onto a | |||||
| 1122 | * linked list for later delivery. | |||||
| 1123 | */ | |||||
| 1124 | void | |||||
| 1125 | EnqueueEvent(InternalEvent *ev, DeviceIntPtr device) | |||||
| 1126 | { | |||||
| 1127 | QdEventPtr tail = NULL((void*)0); | |||||
| 1128 | QdEventPtr qe; | |||||
| 1129 | SpritePtr pSprite = device->spriteInfo->sprite; | |||||
| 1130 | int eventlen; | |||||
| 1131 | DeviceEvent *event = &ev->device_event; | |||||
| 1132 | ||||||
| 1133 | if (!xorg_list_is_empty(&syncEvents.pending)) | |||||
| 1134 | tail = xorg_list_last_entry(&syncEvents.pending, QdEventRec, next)(QdEventRec *)((char *)((&syncEvents.pending)->prev) - __builtin_offsetof(QdEventRec, next)); | |||||
| 1135 | ||||||
| 1136 | NoticeTimeMillis(device, &ev->any.time); | |||||
| 1137 | ||||||
| 1138 | /* Fix for key repeating bug. */ | |||||
| 1139 | if (device->key != NULL((void*)0) && device->key->xkbInfo != NULL((void*)0) && | |||||
| 1140 | event->type == ET_KeyRelease) | |||||
| 1141 | AccessXCancelRepeatKey(device->key->xkbInfo, event->detail.key); | |||||
| 1142 | ||||||
| 1143 | if (DeviceEventCallback) { | |||||
| 1144 | DeviceEventInfoRec eventinfo; | |||||
| 1145 | ||||||
| 1146 | /* The RECORD spec says that the root window field of motion events | |||||
| 1147 | * must be valid. At this point, it hasn't been filled in yet, so | |||||
| 1148 | * we do it here. The long expression below is necessary to get | |||||
| 1149 | * the current root window; the apparently reasonable alternative | |||||
| 1150 | * GetCurrentRootWindow()->drawable.id doesn't give you the right | |||||
| 1151 | * answer on the first motion event after a screen change because | |||||
| 1152 | * the data that GetCurrentRootWindow relies on hasn't been | |||||
| 1153 | * updated yet. | |||||
| 1154 | */ | |||||
| 1155 | if (ev->any.type == ET_Motion) | |||||
| 1156 | ev->device_event.root = pSprite->hotPhys.pScreen->root->drawable.id; | |||||
| 1157 | ||||||
| 1158 | eventinfo.event = ev; | |||||
| 1159 | eventinfo.device = device; | |||||
| 1160 | CallCallbacks(&DeviceEventCallback, (void *) &eventinfo); | |||||
| 1161 | } | |||||
| 1162 | ||||||
| 1163 | if (event->type == ET_Motion) { | |||||
| 1164 | #ifdef PANORAMIX1 | |||||
| 1165 | if (!noPanoramiXExtension) { | |||||
| 1166 | event->root_x += pSprite->screen->x - screenInfo.screens[0]->x; | |||||
| 1167 | event->root_y += pSprite->screen->y - screenInfo.screens[0]->y; | |||||
| 1168 | } | |||||
| 1169 | #endif | |||||
| 1170 | pSprite->hotPhys.x = event->root_x; | |||||
| 1171 | pSprite->hotPhys.y = event->root_y; | |||||
| 1172 | /* do motion compression, but not if from different devices */ | |||||
| 1173 | if (tail && | |||||
| 1174 | (tail->event->any.type == ET_Motion) && | |||||
| 1175 | (tail->device == device) && | |||||
| 1176 | (tail->pScreen == pSprite->hotPhys.pScreen)) { | |||||
| 1177 | DeviceEvent *tailev = &tail->event->device_event; | |||||
| 1178 | ||||||
| 1179 | tailev->root_x = pSprite->hotPhys.x; | |||||
| 1180 | tailev->root_y = pSprite->hotPhys.y; | |||||
| 1181 | tailev->time = event->time; | |||||
| 1182 | tail->months = currentTime.months; | |||||
| 1183 | return; | |||||
| 1184 | } | |||||
| 1185 | } | |||||
| 1186 | ||||||
| 1187 | eventlen = event->length; | |||||
| 1188 | ||||||
| 1189 | qe = malloc(sizeof(QdEventRec) + eventlen); | |||||
| 1190 | if (!qe) | |||||
| 1191 | return; | |||||
| 1192 | xorg_list_init(&qe->next); | |||||
| 1193 | qe->device = device; | |||||
| 1194 | qe->pScreen = pSprite->hotPhys.pScreen; | |||||
| 1195 | qe->months = currentTime.months; | |||||
| 1196 | qe->event = (InternalEvent *) (qe + 1); | |||||
| 1197 | memcpy(qe->event, event, eventlen)__builtin___memcpy_chk (qe->event, event, eventlen, __builtin_object_size (qe->event, 0)); | |||||
| 1198 | xorg_list_append(&qe->next, &syncEvents.pending); | |||||
| 1199 | } | |||||
| 1200 | ||||||
| 1201 | /** | |||||
| 1202 | * Run through the list of events queued up in syncEvents. | |||||
| 1203 | * For each event do: | |||||
| 1204 | * If the device for this event is not frozen anymore, take it and process it | |||||
| 1205 | * as usually. | |||||
| 1206 | * After that, check if there's any devices in the list that are not frozen. | |||||
| 1207 | * If there is none, we're done. If there is at least one device that is not | |||||
| 1208 | * frozen, then re-run from the beginning of the event queue. | |||||
| 1209 | */ | |||||
| 1210 | void | |||||
| 1211 | PlayReleasedEvents(void) | |||||
| 1212 | { | |||||
| 1213 | QdEventPtr tmp; | |||||
| 1214 | QdEventPtr qe; | |||||
| 1215 | DeviceIntPtr dev; | |||||
| 1216 | DeviceIntPtr pDev; | |||||
| 1217 | ||||||
| 1218 | restart: | |||||
| 1219 | xorg_list_for_each_entry_safe(qe, tmp, &syncEvents.pending, next)for (qe = ((void*)0), qe = (typeof(*qe) *)((char *)((&syncEvents .pending)->next) - __builtin_offsetof(typeof(*qe), next)), tmp = (typeof(*qe) *)((char *)(qe->next.next) - __builtin_offsetof (typeof(*qe), next)); &qe->next != (&syncEvents.pending ); qe = tmp, tmp = (typeof(*tmp) *)((char *)(qe->next.next ) - __builtin_offsetof(typeof(*tmp), next))) { | |||||
| 1220 | if (!qe->device->deviceGrab.sync.frozen) { | |||||
| 1221 | xorg_list_del(&qe->next); | |||||
| 1222 | pDev = qe->device; | |||||
| 1223 | if (qe->event->any.type == ET_Motion) | |||||
| 1224 | CheckVirtualMotion(pDev, qe, NullWindow((WindowPtr) 0)); | |||||
| 1225 | syncEvents.time.months = qe->months; | |||||
| 1226 | syncEvents.time.milliseconds = qe->event->any.time; | |||||
| 1227 | #ifdef PANORAMIX1 | |||||
| 1228 | /* Translate back to the sprite screen since processInputProc | |||||
| 1229 | will translate from sprite screen to screen 0 upon reentry | |||||
| 1230 | to the DIX layer */ | |||||
| 1231 | if (!noPanoramiXExtension) { | |||||
| 1232 | DeviceEvent *ev = &qe->event->device_event; | |||||
| 1233 | ||||||
| 1234 | switch (ev->type) { | |||||
| 1235 | case ET_Motion: | |||||
| 1236 | case ET_ButtonPress: | |||||
| 1237 | case ET_ButtonRelease: | |||||
| 1238 | case ET_KeyPress: | |||||
| 1239 | case ET_KeyRelease: | |||||
| 1240 | case ET_ProximityIn: | |||||
| 1241 | case ET_ProximityOut: | |||||
| 1242 | case ET_TouchBegin: | |||||
| 1243 | case ET_TouchUpdate: | |||||
| 1244 | case ET_TouchEnd: | |||||
| 1245 | ev->root_x += screenInfo.screens[0]->x - | |||||
| 1246 | pDev->spriteInfo->sprite->screen->x; | |||||
| 1247 | ev->root_y += screenInfo.screens[0]->y - | |||||
| 1248 | pDev->spriteInfo->sprite->screen->y; | |||||
| 1249 | break; | |||||
| 1250 | default: | |||||
| 1251 | break; | |||||
| 1252 | } | |||||
| 1253 | ||||||
| 1254 | } | |||||
| 1255 | #endif | |||||
| 1256 | (*qe->device->public.processInputProc) (qe->event, qe->device); | |||||
| 1257 | free(qe); | |||||
| 1258 | for (dev = inputInfo.devices; dev && dev->deviceGrab.sync.frozen; | |||||
| 1259 | dev = dev->next); | |||||
| 1260 | if (!dev) | |||||
| 1261 | break; | |||||
| 1262 | ||||||
| 1263 | /* Playing the event may have unfrozen another device. */ | |||||
| 1264 | /* So to play it safe, restart at the head of the queue */ | |||||
| 1265 | goto restart; | |||||
| 1266 | } | |||||
| 1267 | } | |||||
| 1268 | } | |||||
| 1269 | ||||||
| 1270 | /** | |||||
| 1271 | * Freeze or thaw the given devices. The device's processing proc is | |||||
| 1272 | * switched to either the real processing proc (in case of thawing) or an | |||||
| 1273 | * enqueuing processing proc (usually EnqueueEvent()). | |||||
| 1274 | * | |||||
| 1275 | * @param dev The device to freeze/thaw | |||||
| 1276 | * @param frozen True to freeze or false to thaw. | |||||
| 1277 | */ | |||||
| 1278 | static void | |||||
| 1279 | FreezeThaw(DeviceIntPtr dev, Bool frozen) | |||||
| 1280 | { | |||||
| 1281 | dev->deviceGrab.sync.frozen = frozen; | |||||
| 1282 | if (frozen) | |||||
| 1283 | dev->public.processInputProc = dev->public.enqueueInputProc; | |||||
| 1284 | else | |||||
| 1285 | dev->public.processInputProc = dev->public.realInputProc; | |||||
| 1286 | } | |||||
| 1287 | ||||||
| 1288 | /** | |||||
| 1289 | * Unfreeze devices and replay all events to the respective clients. | |||||
| 1290 | * | |||||
| 1291 | * ComputeFreezes takes the first event in the device's frozen event queue. It | |||||
| 1292 | * runs up the sprite tree (spriteTrace) and searches for the window to replay | |||||
| 1293 | * the events from. If it is found, it checks for passive grabs one down from | |||||
| 1294 | * the window or delivers the events. | |||||
| 1295 | */ | |||||
| 1296 | static void | |||||
| 1297 | ComputeFreezes(void) | |||||
| 1298 | { | |||||
| 1299 | DeviceIntPtr replayDev = syncEvents.replayDev; | |||||
| 1300 | WindowPtr w; | |||||
| 1301 | GrabPtr grab; | |||||
| 1302 | DeviceIntPtr dev; | |||||
| 1303 | ||||||
| 1304 | for (dev = inputInfo.devices; dev; dev = dev->next) | |||||
| 1305 | FreezeThaw(dev, dev->deviceGrab.sync.other || | |||||
| 1306 | (dev->deviceGrab.sync.state >= FROZEN5)); | |||||
| 1307 | if (syncEvents.playingEvents || | |||||
| 1308 | (!replayDev && xorg_list_is_empty(&syncEvents.pending))) | |||||
| 1309 | return; | |||||
| 1310 | syncEvents.playingEvents = TRUE1; | |||||
| 1311 | if (replayDev) { | |||||
| 1312 | DeviceEvent *event = replayDev->deviceGrab.sync.event; | |||||
| 1313 | ||||||
| 1314 | syncEvents.replayDev = (DeviceIntPtr) NULL((void*)0); | |||||
| 1315 | ||||||
| 1316 | w = XYToWindow(replayDev->spriteInfo->sprite, | |||||
| 1317 | event->root_x, event->root_y); | |||||
| 1318 | if (!CheckDeviceGrabs(replayDev, event, syncEvents.replayWin)) { | |||||
| 1319 | if (IsTouchEvent((InternalEvent *) event)) { | |||||
| 1320 | TouchPointInfoPtr ti = | |||||
| 1321 | TouchFindByClientID(replayDev, event->touchid); | |||||
| 1322 | BUG_WARN(!ti)do { if (!ti) { ErrorFSigSafe("BUG: triggered 'if (" "!ti" ")'\n" ); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 1322, __func__ ); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace(); } } while (0); | |||||
| 1323 | ||||||
| 1324 | TouchListenerAcceptReject(replayDev, ti, 0, XIRejectTouch7); | |||||
| 1325 | } | |||||
| 1326 | else if (replayDev->focus && | |||||
| 1327 | !IsPointerEvent((InternalEvent *) event)) | |||||
| 1328 | DeliverFocusedEvent(replayDev, (InternalEvent *) event, w); | |||||
| 1329 | else | |||||
| 1330 | DeliverDeviceEvents(w, (InternalEvent *) event, NullGrab((GrabPtr)((void*)0)), | |||||
| 1331 | NullWindow((WindowPtr) 0), replayDev); | |||||
| 1332 | } | |||||
| 1333 | } | |||||
| 1334 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
| 1335 | if (!dev->deviceGrab.sync.frozen) { | |||||
| 1336 | PlayReleasedEvents(); | |||||
| 1337 | break; | |||||
| 1338 | } | |||||
| 1339 | } | |||||
| 1340 | syncEvents.playingEvents = FALSE0; | |||||
| 1341 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
| 1342 | if (DevHasCursor(dev)) { | |||||
| 1343 | /* the following may have been skipped during replay, | |||||
| 1344 | so do it now */ | |||||
| 1345 | if ((grab = dev->deviceGrab.grab) && grab->confineTo) { | |||||
| 1346 | if (grab->confineTo->drawable.pScreen != | |||||
| 1347 | dev->spriteInfo->sprite->hotPhys.pScreen) | |||||
| 1348 | dev->spriteInfo->sprite->hotPhys.x = | |||||
| 1349 | dev->spriteInfo->sprite->hotPhys.y = 0; | |||||
| 1350 | ConfineCursorToWindow(dev, grab->confineTo, TRUE1, TRUE1); | |||||
| 1351 | } | |||||
| 1352 | else | |||||
| 1353 | ConfineCursorToWindow(dev, | |||||
| 1354 | dev->spriteInfo->sprite->hotPhys.pScreen-> | |||||
| 1355 | root, TRUE1, FALSE0); | |||||
| 1356 | PostNewCursor(dev); | |||||
| 1357 | } | |||||
| 1358 | } | |||||
| 1359 | } | |||||
| 1360 | ||||||
| 1361 | #ifdef RANDR1 | |||||
| 1362 | void | |||||
| 1363 | ScreenRestructured(ScreenPtr pScreen) | |||||
| 1364 | { | |||||
| 1365 | GrabPtr grab; | |||||
| 1366 | DeviceIntPtr pDev; | |||||
| 1367 | ||||||
| 1368 | for (pDev = inputInfo.devices; pDev; pDev = pDev->next) { | |||||
| 1369 | if (!IsFloating(pDev) && !DevHasCursor(pDev)) | |||||
| 1370 | continue; | |||||
| 1371 | ||||||
| 1372 | /* GrabDevice doesn't have a confineTo field, so we don't need to | |||||
| 1373 | * worry about it. */ | |||||
| 1374 | if ((grab = pDev->deviceGrab.grab) && grab->confineTo) { | |||||
| 1375 | if (grab->confineTo->drawable.pScreen | |||||
| 1376 | != pDev->spriteInfo->sprite->hotPhys.pScreen) | |||||
| 1377 | pDev->spriteInfo->sprite->hotPhys.x = | |||||
| 1378 | pDev->spriteInfo->sprite->hotPhys.y = 0; | |||||
| 1379 | ConfineCursorToWindow(pDev, grab->confineTo, TRUE1, TRUE1); | |||||
| 1380 | } | |||||
| 1381 | else | |||||
| 1382 | ConfineCursorToWindow(pDev, | |||||
| 1383 | pDev->spriteInfo->sprite->hotPhys.pScreen-> | |||||
| 1384 | root, TRUE1, FALSE0); | |||||
| 1385 | } | |||||
| 1386 | } | |||||
| 1387 | #endif | |||||
| 1388 | ||||||
| 1389 | static void | |||||
| 1390 | CheckGrabForSyncs(DeviceIntPtr thisDev, Bool thisMode, Bool otherMode) | |||||
| 1391 | { | |||||
| 1392 | GrabPtr grab = thisDev->deviceGrab.grab; | |||||
| 1393 | DeviceIntPtr dev; | |||||
| 1394 | ||||||
| 1395 | if (thisMode == GrabModeSync0) | |||||
| 1396 | thisDev->deviceGrab.sync.state = FROZEN_NO_EVENT5; | |||||
| 1397 | else { /* free both if same client owns both */ | |||||
| 1398 | thisDev->deviceGrab.sync.state = THAWED1; | |||||
| 1399 | if (thisDev->deviceGrab.sync.other && | |||||
| 1400 | (CLIENT_BITS(thisDev->deviceGrab.sync.other->resource)((thisDev->deviceGrab.sync.other->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) == | |||||
| 1401 | CLIENT_BITS(grab->resource)((grab->resource) & (((1 << ResourceClientBits() ) - 1) << (29 - ResourceClientBits()))))) | |||||
| 1402 | thisDev->deviceGrab.sync.other = NullGrab((GrabPtr)((void*)0)); | |||||
| 1403 | } | |||||
| 1404 | ||||||
| 1405 | if (IsMaster(thisDev)) { | |||||
| 1406 | dev = GetPairedDevice(thisDev); | |||||
| 1407 | if (otherMode == GrabModeSync0) | |||||
| 1408 | dev->deviceGrab.sync.other = grab; | |||||
| 1409 | else { /* free both if same client owns both */ | |||||
| 1410 | if (dev->deviceGrab.sync.other && | |||||
| 1411 | (CLIENT_BITS(dev->deviceGrab.sync.other->resource)((dev->deviceGrab.sync.other->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) == | |||||
| 1412 | CLIENT_BITS(grab->resource)((grab->resource) & (((1 << ResourceClientBits() ) - 1) << (29 - ResourceClientBits()))))) | |||||
| 1413 | dev->deviceGrab.sync.other = NullGrab((GrabPtr)((void*)0)); | |||||
| 1414 | } | |||||
| 1415 | } | |||||
| 1416 | ComputeFreezes(); | |||||
| 1417 | } | |||||
| 1418 | ||||||
| 1419 | /** | |||||
| 1420 | * Save the device's master device id. This needs to be done | |||||
| 1421 | * if a client directly grabs a slave device that is attached to a master. For | |||||
| 1422 | * the duration of the grab, the device is detached, ungrabbing re-attaches it | |||||
| 1423 | * though. | |||||
| 1424 | * | |||||
| 1425 | * We store the ID of the master device only in case the master disappears | |||||
| 1426 | * while the device has a grab. | |||||
| 1427 | */ | |||||
| 1428 | static void | |||||
| 1429 | DetachFromMaster(DeviceIntPtr dev) | |||||
| 1430 | { | |||||
| 1431 | if (IsFloating(dev)) | |||||
| 1432 | return; | |||||
| 1433 | ||||||
| 1434 | dev->saved_master_id = GetMaster(dev, MASTER_ATTACHED4)->id; | |||||
| 1435 | ||||||
| 1436 | AttachDevice(NULL((void*)0), dev, NULL((void*)0)); | |||||
| 1437 | } | |||||
| 1438 | ||||||
| 1439 | static void | |||||
| 1440 | ReattachToOldMaster(DeviceIntPtr dev) | |||||
| 1441 | { | |||||
| 1442 | DeviceIntPtr master = NULL((void*)0); | |||||
| 1443 | ||||||
| 1444 | if (IsMaster(dev)) | |||||
| 1445 | return; | |||||
| 1446 | ||||||
| 1447 | dixLookupDevice(&master, dev->saved_master_id, serverClient, DixUseAccess(1<<24)); | |||||
| 1448 | ||||||
| 1449 | if (master) { | |||||
| 1450 | AttachDevice(serverClient, dev, master); | |||||
| 1451 | dev->saved_master_id = 0; | |||||
| 1452 | } | |||||
| 1453 | } | |||||
| 1454 | ||||||
| 1455 | /** | |||||
| 1456 | * Update touch records when an explicit grab is activated. Any touches owned by | |||||
| 1457 | * the grabbing client are updated so the listener state reflects the new grab. | |||||
| 1458 | */ | |||||
| 1459 | static void | |||||
| 1460 | UpdateTouchesForGrab(DeviceIntPtr mouse) | |||||
| 1461 | { | |||||
| 1462 | int i; | |||||
| 1463 | ||||||
| 1464 | if (!mouse->touch || mouse->deviceGrab.fromPassiveGrab) | |||||
| 1465 | return; | |||||
| 1466 | ||||||
| 1467 | for (i = 0; i < mouse->touch->num_touches; i++) { | |||||
| 1468 | TouchPointInfoPtr ti = mouse->touch->touches + i; | |||||
| 1469 | TouchListener *listener = &ti->listeners[0]; | |||||
| 1470 | GrabPtr grab = mouse->deviceGrab.grab; | |||||
| 1471 | ||||||
| 1472 | if (ti->active && | |||||
| 1473 | CLIENT_BITS(listener->listener)((listener->listener) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == grab->resource) { | |||||
| 1474 | listener->listener = grab->resource; | |||||
| 1475 | listener->level = grab->grabtype; | |||||
| 1476 | listener->state = LISTENER_IS_OWNER; | |||||
| 1477 | listener->window = grab->window; | |||||
| 1478 | ||||||
| 1479 | if (grab->grabtype == CORE || grab->grabtype == XI || | |||||
| 1480 | !xi2mask_isset(grab->xi2mask, mouse, XI_TouchBegin18)) | |||||
| 1481 | listener->type = LISTENER_POINTER_GRAB; | |||||
| 1482 | else | |||||
| 1483 | listener->type = LISTENER_GRAB; | |||||
| 1484 | if (listener->grab) | |||||
| 1485 | FreeGrab(listener->grab); | |||||
| 1486 | listener->grab = AllocGrab(grab); | |||||
| 1487 | } | |||||
| 1488 | } | |||||
| 1489 | } | |||||
| 1490 | ||||||
| 1491 | /** | |||||
| 1492 | * Activate a pointer grab on the given device. A pointer grab will cause all | |||||
| 1493 | * core pointer events of this device to be delivered to the grabbing client only. | |||||
| 1494 | * No other device will send core events to the grab client while the grab is | |||||
| 1495 | * on, but core events will be sent to other clients. | |||||
| 1496 | * Can cause the cursor to change if a grab cursor is set. | |||||
| 1497 | * | |||||
| 1498 | * Note that parameter autoGrab may be (True & ImplicitGrabMask) if the grab | |||||
| 1499 | * is an implicit grab caused by a ButtonPress event. | |||||
| 1500 | * | |||||
| 1501 | * @param mouse The device to grab. | |||||
| 1502 | * @param grab The grab structure, needs to be setup. | |||||
| 1503 | * @param autoGrab True if the grab was caused by a button down event and not | |||||
| 1504 | * explicitely by a client. | |||||
| 1505 | */ | |||||
| 1506 | void | |||||
| 1507 | ActivatePointerGrab(DeviceIntPtr mouse, GrabPtr grab, | |||||
| 1508 | TimeStamp time, Bool autoGrab) | |||||
| 1509 | { | |||||
| 1510 | GrabInfoPtr grabinfo = &mouse->deviceGrab; | |||||
| 1511 | GrabPtr oldgrab = grabinfo->grab; | |||||
| 1512 | WindowPtr oldWin = (grabinfo->grab) ? | |||||
| 1513 | grabinfo->grab->window : mouse->spriteInfo->sprite->win; | |||||
| 1514 | Bool isPassive = autoGrab & ~ImplicitGrabMask(1 << 7); | |||||
| 1515 | ||||||
| 1516 | /* slave devices need to float for the duration of the grab. */ | |||||
| 1517 | if (grab->grabtype == XI2 && | |||||
| 1518 | !(autoGrab & ImplicitGrabMask(1 << 7)) && !IsMaster(mouse)) | |||||
| 1519 | DetachFromMaster(mouse); | |||||
| 1520 | ||||||
| 1521 | if (grab->confineTo) { | |||||
| 1522 | if (grab->confineTo->drawable.pScreen | |||||
| 1523 | != mouse->spriteInfo->sprite->hotPhys.pScreen) | |||||
| 1524 | mouse->spriteInfo->sprite->hotPhys.x = | |||||
| 1525 | mouse->spriteInfo->sprite->hotPhys.y = 0; | |||||
| 1526 | ConfineCursorToWindow(mouse, grab->confineTo, FALSE0, TRUE1); | |||||
| 1527 | } | |||||
| 1528 | DoEnterLeaveEvents(mouse, mouse->id, oldWin, grab->window, NotifyGrab1); | |||||
| 1529 | mouse->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
| 1530 | if (syncEvents.playingEvents) | |||||
| 1531 | grabinfo->grabTime = syncEvents.time; | |||||
| 1532 | else | |||||
| 1533 | grabinfo->grabTime = time; | |||||
| 1534 | grabinfo->grab = AllocGrab(grab); | |||||
| 1535 | grabinfo->fromPassiveGrab = isPassive; | |||||
| 1536 | grabinfo->implicitGrab = autoGrab & ImplicitGrabMask(1 << 7); | |||||
| 1537 | PostNewCursor(mouse); | |||||
| 1538 | UpdateTouchesForGrab(mouse); | |||||
| 1539 | CheckGrabForSyncs(mouse, (Bool) grab->pointerMode, | |||||
| 1540 | (Bool) grab->keyboardMode); | |||||
| 1541 | if (oldgrab) | |||||
| 1542 | FreeGrab(oldgrab); | |||||
| 1543 | } | |||||
| 1544 | ||||||
| 1545 | /** | |||||
| 1546 | * Delete grab on given device, update the sprite. | |||||
| 1547 | * | |||||
| 1548 | * Extension devices are set up for ActivateKeyboardGrab(). | |||||
| 1549 | */ | |||||
| 1550 | void | |||||
| 1551 | DeactivatePointerGrab(DeviceIntPtr mouse) | |||||
| 1552 | { | |||||
| 1553 | GrabPtr grab = mouse->deviceGrab.grab; | |||||
| 1554 | DeviceIntPtr dev; | |||||
| 1555 | Bool wasPassive = mouse->deviceGrab.fromPassiveGrab; | |||||
| 1556 | Bool wasImplicit = (mouse->deviceGrab.fromPassiveGrab && | |||||
| 1557 | mouse->deviceGrab.implicitGrab); | |||||
| 1558 | XID grab_resource = grab->resource; | |||||
| 1559 | int i; | |||||
| 1560 | ||||||
| 1561 | /* If an explicit grab was deactivated, we must remove it from the head of | |||||
| 1562 | * all the touches' listener lists. */ | |||||
| 1563 | for (i = 0; !wasPassive && mouse->touch && i < mouse->touch->num_touches; i++) { | |||||
| 1564 | TouchPointInfoPtr ti = mouse->touch->touches + i; | |||||
| 1565 | if (ti->active && TouchResourceIsOwner(ti, grab_resource)) { | |||||
| 1566 | int mode = XIRejectTouch7; | |||||
| 1567 | /* Rejecting will generate a TouchEnd, but we must not | |||||
| 1568 | emulate a ButtonRelease here. So pretend the listener | |||||
| 1569 | already has the end event */ | |||||
| 1570 | if (grab->grabtype == CORE || grab->grabtype == XI || | |||||
| 1571 | !xi2mask_isset(mouse->deviceGrab.grab->xi2mask, mouse, XI_TouchBegin18)) { | |||||
| 1572 | mode = XIAcceptTouch6; | |||||
| 1573 | /* NOTE: we set the state here, but | |||||
| 1574 | * ProcessTouchOwnershipEvent() will still call | |||||
| 1575 | * TouchEmitTouchEnd for this listener. The other half of | |||||
| 1576 | * this hack is in DeliverTouchEndEvent */ | |||||
| 1577 | ti->listeners[0].state = LISTENER_HAS_END; | |||||
| 1578 | } | |||||
| 1579 | TouchListenerAcceptReject(mouse, ti, 0, mode); | |||||
| 1580 | } | |||||
| 1581 | } | |||||
| 1582 | ||||||
| 1583 | TouchRemovePointerGrab(mouse); | |||||
| 1584 | ||||||
| 1585 | mouse->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
| 1586 | mouse->deviceGrab.grab = NullGrab((GrabPtr)((void*)0)); | |||||
| 1587 | mouse->deviceGrab.sync.state = NOT_GRABBED0; | |||||
| 1588 | mouse->deviceGrab.fromPassiveGrab = FALSE0; | |||||
| 1589 | ||||||
| 1590 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
| 1591 | if (dev->deviceGrab.sync.other == grab) | |||||
| 1592 | dev->deviceGrab.sync.other = NullGrab((GrabPtr)((void*)0)); | |||||
| 1593 | } | |||||
| 1594 | DoEnterLeaveEvents(mouse, mouse->id, grab->window, | |||||
| 1595 | mouse->spriteInfo->sprite->win, NotifyUngrab2); | |||||
| 1596 | if (grab->confineTo) | |||||
| 1597 | ConfineCursorToWindow(mouse, GetCurrentRootWindow(mouse), FALSE0, FALSE0); | |||||
| 1598 | PostNewCursor(mouse); | |||||
| 1599 | ||||||
| 1600 | if (!wasImplicit && grab->grabtype == XI2) | |||||
| 1601 | ReattachToOldMaster(mouse); | |||||
| 1602 | ||||||
| 1603 | ComputeFreezes(); | |||||
| 1604 | ||||||
| 1605 | FreeGrab(grab); | |||||
| 1606 | } | |||||
| 1607 | ||||||
| 1608 | /** | |||||
| 1609 | * Activate a keyboard grab on the given device. | |||||
| 1610 | * | |||||
| 1611 | * Extension devices have ActivateKeyboardGrab() set as their grabbing proc. | |||||
| 1612 | */ | |||||
| 1613 | void | |||||
| 1614 | ActivateKeyboardGrab(DeviceIntPtr keybd, GrabPtr grab, TimeStamp time, | |||||
| 1615 | Bool passive) | |||||
| 1616 | { | |||||
| 1617 | GrabInfoPtr grabinfo = &keybd->deviceGrab; | |||||
| 1618 | GrabPtr oldgrab = grabinfo->grab; | |||||
| 1619 | WindowPtr oldWin; | |||||
| 1620 | ||||||
| 1621 | /* slave devices need to float for the duration of the grab. */ | |||||
| 1622 | if (grab->grabtype == XI2 && keybd->enabled && | |||||
| 1623 | !(passive & ImplicitGrabMask(1 << 7)) && !IsMaster(keybd)) | |||||
| 1624 | DetachFromMaster(keybd); | |||||
| 1625 | ||||||
| 1626 | if (!keybd->enabled) | |||||
| 1627 | oldWin = NULL((void*)0); | |||||
| 1628 | else if (grabinfo->grab) | |||||
| 1629 | oldWin = grabinfo->grab->window; | |||||
| 1630 | else if (keybd->focus) | |||||
| 1631 | oldWin = keybd->focus->win; | |||||
| 1632 | else | |||||
| 1633 | oldWin = keybd->spriteInfo->sprite->win; | |||||
| 1634 | if (oldWin == FollowKeyboardWin((WindowPtr) 3)) | |||||
| 1635 | oldWin = keybd->focus->win; | |||||
| 1636 | if (keybd->valuator) | |||||
| 1637 | keybd->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
| 1638 | if (oldWin) | |||||
| 1639 | DoFocusEvents(keybd, oldWin, grab->window, NotifyGrab1); | |||||
| 1640 | if (syncEvents.playingEvents) | |||||
| 1641 | grabinfo->grabTime = syncEvents.time; | |||||
| 1642 | else | |||||
| 1643 | grabinfo->grabTime = time; | |||||
| 1644 | grabinfo->grab = AllocGrab(grab); | |||||
| 1645 | grabinfo->fromPassiveGrab = passive; | |||||
| 1646 | grabinfo->implicitGrab = passive & ImplicitGrabMask(1 << 7); | |||||
| 1647 | CheckGrabForSyncs(keybd, (Bool) grab->keyboardMode, | |||||
| 1648 | (Bool) grab->pointerMode); | |||||
| 1649 | if (oldgrab) | |||||
| 1650 | FreeGrab(oldgrab); | |||||
| 1651 | } | |||||
| 1652 | ||||||
| 1653 | /** | |||||
| 1654 | * Delete keyboard grab for the given device. | |||||
| 1655 | */ | |||||
| 1656 | void | |||||
| 1657 | DeactivateKeyboardGrab(DeviceIntPtr keybd) | |||||
| 1658 | { | |||||
| 1659 | GrabPtr grab = keybd->deviceGrab.grab; | |||||
| 1660 | DeviceIntPtr dev; | |||||
| 1661 | WindowPtr focusWin; | |||||
| 1662 | Bool wasImplicit = (keybd->deviceGrab.fromPassiveGrab && | |||||
| 1663 | keybd->deviceGrab.implicitGrab); | |||||
| 1664 | ||||||
| 1665 | if (keybd->valuator) | |||||
| 1666 | keybd->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
| 1667 | keybd->deviceGrab.grab = NullGrab((GrabPtr)((void*)0)); | |||||
| 1668 | keybd->deviceGrab.sync.state = NOT_GRABBED0; | |||||
| 1669 | keybd->deviceGrab.fromPassiveGrab = FALSE0; | |||||
| 1670 | ||||||
| 1671 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
| 1672 | if (dev->deviceGrab.sync.other == grab) | |||||
| 1673 | dev->deviceGrab.sync.other = NullGrab((GrabPtr)((void*)0)); | |||||
| 1674 | } | |||||
| 1675 | ||||||
| 1676 | if (keybd->focus) | |||||
| 1677 | focusWin = keybd->focus->win; | |||||
| 1678 | else if (keybd->spriteInfo->sprite) | |||||
| 1679 | focusWin = keybd->spriteInfo->sprite->win; | |||||
| 1680 | else | |||||
| 1681 | focusWin = NullWindow((WindowPtr) 0); | |||||
| 1682 | ||||||
| 1683 | if (focusWin == FollowKeyboardWin((WindowPtr) 3)) | |||||
| 1684 | focusWin = inputInfo.keyboard->focus->win; | |||||
| 1685 | ||||||
| 1686 | DoFocusEvents(keybd, grab->window, focusWin, NotifyUngrab2); | |||||
| 1687 | ||||||
| 1688 | if (!wasImplicit && grab->grabtype == XI2) | |||||
| 1689 | ReattachToOldMaster(keybd); | |||||
| 1690 | ||||||
| 1691 | ComputeFreezes(); | |||||
| 1692 | ||||||
| 1693 | FreeGrab(grab); | |||||
| 1694 | } | |||||
| 1695 | ||||||
| 1696 | void | |||||
| 1697 | AllowSome(ClientPtr client, TimeStamp time, DeviceIntPtr thisDev, int newState) | |||||
| 1698 | { | |||||
| 1699 | Bool thisGrabbed, otherGrabbed, othersFrozen, thisSynced; | |||||
| 1700 | TimeStamp grabTime; | |||||
| 1701 | DeviceIntPtr dev; | |||||
| 1702 | GrabInfoPtr devgrabinfo, grabinfo = &thisDev->deviceGrab; | |||||
| 1703 | ||||||
| 1704 | thisGrabbed = grabinfo->grab && SameClient(grabinfo->grab, client)((((grabinfo->grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask); | |||||
| 1705 | thisSynced = FALSE0; | |||||
| 1706 | otherGrabbed = FALSE0; | |||||
| 1707 | othersFrozen = FALSE0; | |||||
| 1708 | grabTime = grabinfo->grabTime; | |||||
| 1709 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
| 1710 | devgrabinfo = &dev->deviceGrab; | |||||
| 1711 | ||||||
| 1712 | if (dev == thisDev) | |||||
| 1713 | continue; | |||||
| 1714 | if (devgrabinfo->grab && SameClient(devgrabinfo->grab, client)((((devgrabinfo->grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) { | |||||
| 1715 | if (!(thisGrabbed || otherGrabbed) || | |||||
| 1716 | (CompareTimeStamps(devgrabinfo->grabTime, grabTime) == LATER1)) | |||||
| 1717 | grabTime = devgrabinfo->grabTime; | |||||
| 1718 | otherGrabbed = TRUE1; | |||||
| 1719 | if (grabinfo->sync.other == devgrabinfo->grab) | |||||
| 1720 | thisSynced = TRUE1; | |||||
| 1721 | if (devgrabinfo->sync.state >= FROZEN5) | |||||
| 1722 | othersFrozen = TRUE1; | |||||
| 1723 | } | |||||
| 1724 | } | |||||
| 1725 | if (!((thisGrabbed && grabinfo->sync.state >= FROZEN5) || thisSynced)) | |||||
| 1726 | return; | |||||
| 1727 | if ((CompareTimeStamps(time, currentTime) == LATER1) || | |||||
| 1728 | (CompareTimeStamps(time, grabTime) == EARLIER-1)) | |||||
| 1729 | return; | |||||
| 1730 | switch (newState) { | |||||
| 1731 | case THAWED1: /* Async */ | |||||
| 1732 | if (thisGrabbed) | |||||
| 1733 | grabinfo->sync.state = THAWED1; | |||||
| 1734 | if (thisSynced) | |||||
| 1735 | grabinfo->sync.other = NullGrab((GrabPtr)((void*)0)); | |||||
| 1736 | ComputeFreezes(); | |||||
| 1737 | break; | |||||
| 1738 | case FREEZE_NEXT_EVENT3: /* Sync */ | |||||
| 1739 | if (thisGrabbed) { | |||||
| 1740 | grabinfo->sync.state = FREEZE_NEXT_EVENT3; | |||||
| 1741 | if (thisSynced) | |||||
| 1742 | grabinfo->sync.other = NullGrab((GrabPtr)((void*)0)); | |||||
| 1743 | ComputeFreezes(); | |||||
| 1744 | } | |||||
| 1745 | break; | |||||
| 1746 | case THAWED_BOTH2: /* AsyncBoth */ | |||||
| 1747 | if (othersFrozen) { | |||||
| 1748 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
| 1749 | devgrabinfo = &dev->deviceGrab; | |||||
| 1750 | if (devgrabinfo->grab && SameClient(devgrabinfo->grab, client)((((devgrabinfo->grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) | |||||
| 1751 | devgrabinfo->sync.state = THAWED1; | |||||
| 1752 | if (devgrabinfo->sync.other && | |||||
| 1753 | SameClient(devgrabinfo->sync.other, client)((((devgrabinfo->sync.other)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) == (client)->clientAsMask)) | |||||
| 1754 | devgrabinfo->sync.other = NullGrab((GrabPtr)((void*)0)); | |||||
| 1755 | } | |||||
| 1756 | ComputeFreezes(); | |||||
| 1757 | } | |||||
| 1758 | break; | |||||
| 1759 | case FREEZE_BOTH_NEXT_EVENT4: /* SyncBoth */ | |||||
| 1760 | if (othersFrozen) { | |||||
| 1761 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
| 1762 | devgrabinfo = &dev->deviceGrab; | |||||
| 1763 | if (devgrabinfo->grab && SameClient(devgrabinfo->grab, client)((((devgrabinfo->grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) | |||||
| 1764 | devgrabinfo->sync.state = FREEZE_BOTH_NEXT_EVENT4; | |||||
| 1765 | if (devgrabinfo->sync.other | |||||
| 1766 | && SameClient(devgrabinfo->sync.other, client)((((devgrabinfo->sync.other)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) == (client)->clientAsMask)) | |||||
| 1767 | devgrabinfo->sync.other = NullGrab((GrabPtr)((void*)0)); | |||||
| 1768 | } | |||||
| 1769 | ComputeFreezes(); | |||||
| 1770 | } | |||||
| 1771 | break; | |||||
| 1772 | case NOT_GRABBED0: /* Replay */ | |||||
| 1773 | if (thisGrabbed && grabinfo->sync.state == FROZEN_WITH_EVENT6) { | |||||
| 1774 | if (thisSynced) | |||||
| 1775 | grabinfo->sync.other = NullGrab((GrabPtr)((void*)0)); | |||||
| 1776 | syncEvents.replayDev = thisDev; | |||||
| 1777 | syncEvents.replayWin = grabinfo->grab->window; | |||||
| 1778 | (*grabinfo->DeactivateGrab) (thisDev); | |||||
| 1779 | syncEvents.replayDev = (DeviceIntPtr) NULL((void*)0); | |||||
| 1780 | } | |||||
| 1781 | break; | |||||
| 1782 | case THAW_OTHERS7: /* AsyncOthers */ | |||||
| 1783 | if (othersFrozen) { | |||||
| 1784 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
| 1785 | if (dev == thisDev) | |||||
| 1786 | continue; | |||||
| 1787 | devgrabinfo = &dev->deviceGrab; | |||||
| 1788 | if (devgrabinfo->grab && SameClient(devgrabinfo->grab, client)((((devgrabinfo->grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) | |||||
| 1789 | devgrabinfo->sync.state = THAWED1; | |||||
| 1790 | if (devgrabinfo->sync.other | |||||
| 1791 | && SameClient(devgrabinfo->sync.other, client)((((devgrabinfo->sync.other)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) == (client)->clientAsMask)) | |||||
| 1792 | devgrabinfo->sync.other = NullGrab((GrabPtr)((void*)0)); | |||||
| 1793 | } | |||||
| 1794 | ComputeFreezes(); | |||||
| 1795 | } | |||||
| 1796 | break; | |||||
| 1797 | } | |||||
| 1798 | ||||||
| 1799 | /* We've unfrozen the grab. If the grab was a touch grab, we're now the | |||||
| 1800 | * owner and expected to accept/reject it. Reject == ReplayPointer which | |||||
| 1801 | * we've handled in ComputeFreezes() (during DeactivateGrab) above, | |||||
| 1802 | * anything else is accept. | |||||
| 1803 | */ | |||||
| 1804 | if (newState != NOT_GRABBED0 /* Replay */ && | |||||
| 1805 | IsTouchEvent((InternalEvent*)grabinfo->sync.event)) { | |||||
| 1806 | TouchAcceptAndEnd(thisDev, grabinfo->sync.event->touchid); | |||||
| 1807 | } | |||||
| 1808 | } | |||||
| 1809 | ||||||
| 1810 | /** | |||||
| 1811 | * Server-side protocol handling for AllowEvents request. | |||||
| 1812 | * | |||||
| 1813 | * Release some events from a frozen device. | |||||
| 1814 | */ | |||||
| 1815 | int | |||||
| 1816 | ProcAllowEvents(ClientPtr client) | |||||
| 1817 | { | |||||
| 1818 | TimeStamp time; | |||||
| 1819 | DeviceIntPtr mouse = NULL((void*)0); | |||||
| 1820 | DeviceIntPtr keybd = NULL((void*)0); | |||||
| 1821 | ||||||
| 1822 | REQUEST(xAllowEventsReq)xAllowEventsReq *stuff = (xAllowEventsReq *)client->requestBuffer; | |||||
| 1823 | ||||||
| 1824 | REQUEST_SIZE_MATCH(xAllowEventsReq)if ((sizeof(xAllowEventsReq) >> 2) != client->req_len ) return(16); | |||||
| 1825 | time = ClientTimeToServerTime(stuff->time); | |||||
| 1826 | ||||||
| 1827 | mouse = PickPointer(client); | |||||
| 1828 | keybd = PickKeyboard(client); | |||||
| 1829 | ||||||
| 1830 | switch (stuff->mode) { | |||||
| 1831 | case ReplayPointer2: | |||||
| 1832 | AllowSome(client, time, mouse, NOT_GRABBED0); | |||||
| 1833 | break; | |||||
| 1834 | case SyncPointer1: | |||||
| 1835 | AllowSome(client, time, mouse, FREEZE_NEXT_EVENT3); | |||||
| 1836 | break; | |||||
| 1837 | case AsyncPointer0: | |||||
| 1838 | AllowSome(client, time, mouse, THAWED1); | |||||
| 1839 | break; | |||||
| 1840 | case ReplayKeyboard5: | |||||
| 1841 | AllowSome(client, time, keybd, NOT_GRABBED0); | |||||
| 1842 | break; | |||||
| 1843 | case SyncKeyboard4: | |||||
| 1844 | AllowSome(client, time, keybd, FREEZE_NEXT_EVENT3); | |||||
| 1845 | break; | |||||
| 1846 | case AsyncKeyboard3: | |||||
| 1847 | AllowSome(client, time, keybd, THAWED1); | |||||
| 1848 | break; | |||||
| 1849 | case SyncBoth7: | |||||
| 1850 | AllowSome(client, time, keybd, FREEZE_BOTH_NEXT_EVENT4); | |||||
| 1851 | break; | |||||
| 1852 | case AsyncBoth6: | |||||
| 1853 | AllowSome(client, time, keybd, THAWED_BOTH2); | |||||
| 1854 | break; | |||||
| 1855 | default: | |||||
| 1856 | client->errorValue = stuff->mode; | |||||
| 1857 | return BadValue2; | |||||
| 1858 | } | |||||
| 1859 | return Success0; | |||||
| 1860 | } | |||||
| 1861 | ||||||
| 1862 | /** | |||||
| 1863 | * Deactivate grabs from any device that has been grabbed by the client. | |||||
| 1864 | */ | |||||
| 1865 | void | |||||
| 1866 | ReleaseActiveGrabs(ClientPtr client) | |||||
| 1867 | { | |||||
| 1868 | DeviceIntPtr dev; | |||||
| 1869 | Bool done; | |||||
| 1870 | ||||||
| 1871 | /* XXX CloseDownClient should remove passive grabs before | |||||
| 1872 | * releasing active grabs. | |||||
| 1873 | */ | |||||
| 1874 | do { | |||||
| 1875 | done = TRUE1; | |||||
| 1876 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
| 1877 | if (dev->deviceGrab.grab && | |||||
| 1878 | SameClient(dev->deviceGrab.grab, client)((((dev->deviceGrab.grab)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) == (client)->clientAsMask)) { | |||||
| 1879 | (*dev->deviceGrab.DeactivateGrab) (dev); | |||||
| 1880 | done = FALSE0; | |||||
| 1881 | } | |||||
| 1882 | } | |||||
| 1883 | } while (!done); | |||||
| 1884 | } | |||||
| 1885 | ||||||
| 1886 | /************************************************************************** | |||||
| 1887 | * The following procedures deal with delivering events * | |||||
| 1888 | **************************************************************************/ | |||||
| 1889 | ||||||
| 1890 | /** | |||||
| 1891 | * Deliver the given events to the given client. | |||||
| 1892 | * | |||||
| 1893 | * More than one event may be delivered at a time. This is the case with | |||||
| 1894 | * DeviceMotionNotifies which may be followed by DeviceValuator events. | |||||
| 1895 | * | |||||
| 1896 | * TryClientEvents() is the last station before actually writing the events to | |||||
| 1897 | * the socket. Anything that is not filtered here, will get delivered to the | |||||
| 1898 | * client. | |||||
| 1899 | * An event is only delivered if | |||||
| 1900 | * - mask and filter match up. | |||||
| 1901 | * - no other client has a grab on the device that caused the event. | |||||
| 1902 | * | |||||
| 1903 | * | |||||
| 1904 | * @param client The target client to deliver to. | |||||
| 1905 | * @param dev The device the event came from. May be NULL. | |||||
| 1906 | * @param pEvents The events to be delivered. | |||||
| 1907 | * @param count Number of elements in pEvents. | |||||
| 1908 | * @param mask Event mask as set by the window. | |||||
| 1909 | * @param filter Mask based on event type. | |||||
| 1910 | * @param grab Possible grab on the device that caused the event. | |||||
| 1911 | * | |||||
| 1912 | * @return 1 if event was delivered, 0 if not or -1 if grab was not set by the | |||||
| 1913 | * client. | |||||
| 1914 | */ | |||||
| 1915 | int | |||||
| 1916 | TryClientEvents(ClientPtr client, DeviceIntPtr dev, xEvent *pEvents, | |||||
| 1917 | int count, Mask mask, Mask filter, GrabPtr grab) | |||||
| 1918 | { | |||||
| 1919 | int type; | |||||
| 1920 | ||||||
| 1921 | #ifdef DEBUG_EVENTS | |||||
| 1922 | ErrorF("[dix] Event([%d, %d], mask=0x%lx), client=%d%s", | |||||
| 1923 | pEvents->u.u.type, pEvents->u.u.detail, mask, | |||||
| 1924 | client ? client->index : -1, | |||||
| 1925 | (client && client->clientGone) ? " (gone)" : ""); | |||||
| 1926 | #endif | |||||
| 1927 | ||||||
| 1928 | if (!client || client == serverClient || client->clientGone) { | |||||
| 1929 | #ifdef DEBUG_EVENTS | |||||
| 1930 | ErrorF(" not delivered to fake/dead client\n"); | |||||
| 1931 | #endif | |||||
| 1932 | return 0; | |||||
| 1933 | } | |||||
| 1934 | ||||||
| 1935 | if (filter != CantBeFiltered0L && !(mask & filter)) { | |||||
| 1936 | #ifdef DEBUG_EVENTS | |||||
| 1937 | ErrorF(" filtered\n"); | |||||
| 1938 | #endif | |||||
| 1939 | return 0; | |||||
| 1940 | } | |||||
| 1941 | ||||||
| 1942 | if (grab && !SameClient(grab, client)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) { | |||||
| 1943 | #ifdef DEBUG_EVENTS | |||||
| 1944 | ErrorF(" not delivered due to grab\n"); | |||||
| 1945 | #endif | |||||
| 1946 | return -1; /* don't send, but notify caller */ | |||||
| 1947 | } | |||||
| 1948 | ||||||
| 1949 | type = pEvents->u.u.type; | |||||
| 1950 | if (type == MotionNotify6) { | |||||
| 1951 | if (mask & PointerMotionHintMask(1L<<7)) { | |||||
| 1952 | if (WID(dev->valuator->motionHintWindow)((dev->valuator->motionHintWindow) ? ((dev->valuator ->motionHintWindow)->drawable.id) : 0) == | |||||
| 1953 | pEvents->u.keyButtonPointer.event) { | |||||
| 1954 | #ifdef DEBUG_EVENTS | |||||
| 1955 | ErrorF("[dix] \n"); | |||||
| 1956 | ErrorF("[dix] motionHintWindow == keyButtonPointer.event\n"); | |||||
| 1957 | #endif | |||||
| 1958 | return 1; /* don't send, but pretend we did */ | |||||
| 1959 | } | |||||
| 1960 | pEvents->u.u.detail = NotifyHint1; | |||||
| 1961 | } | |||||
| 1962 | else { | |||||
| 1963 | pEvents->u.u.detail = NotifyNormal0; | |||||
| 1964 | } | |||||
| 1965 | } | |||||
| 1966 | else if (type == DeviceMotionNotify) { | |||||
| 1967 | if (MaybeSendDeviceMotionNotifyHint((deviceKeyButtonPointer *) pEvents, | |||||
| 1968 | mask) != 0) | |||||
| 1969 | return 1; | |||||
| 1970 | } | |||||
| 1971 | else if (type == KeyPress2) { | |||||
| 1972 | if (EventIsKeyRepeat(pEvents)) { | |||||
| 1973 | if (!_XkbWantsDetectableAutoRepeat(client)((client)->xkbClientFlags&(1L << 0))) { | |||||
| 1974 | xEvent release = *pEvents; | |||||
| 1975 | ||||||
| 1976 | release.u.u.type = KeyRelease3; | |||||
| 1977 | WriteEventsToClient(client, 1, &release); | |||||
| 1978 | #ifdef DEBUG_EVENTS | |||||
| 1979 | ErrorF(" (plus fake core release for repeat)"); | |||||
| 1980 | #endif | |||||
| 1981 | } | |||||
| 1982 | else { | |||||
| 1983 | #ifdef DEBUG_EVENTS | |||||
| 1984 | ErrorF(" (detectable autorepeat for core)"); | |||||
| 1985 | #endif | |||||
| 1986 | } | |||||
| 1987 | } | |||||
| 1988 | ||||||
| 1989 | } | |||||
| 1990 | else if (type == DeviceKeyPress) { | |||||
| 1991 | if (EventIsKeyRepeat(pEvents)) { | |||||
| 1992 | if (!_XkbWantsDetectableAutoRepeat(client)((client)->xkbClientFlags&(1L << 0))) { | |||||
| 1993 | deviceKeyButtonPointer release = | |||||
| 1994 | *(deviceKeyButtonPointer *) pEvents; | |||||
| 1995 | release.type = DeviceKeyRelease; | |||||
| 1996 | #ifdef DEBUG_EVENTS | |||||
| 1997 | ErrorF(" (plus fake xi1 release for repeat)"); | |||||
| 1998 | #endif | |||||
| 1999 | WriteEventsToClient(client, 1, (xEvent *) &release); | |||||
| 2000 | } | |||||
| 2001 | else { | |||||
| 2002 | #ifdef DEBUG_EVENTS | |||||
| 2003 | ErrorF(" (detectable autorepeat for core)"); | |||||
| 2004 | #endif | |||||
| 2005 | } | |||||
| 2006 | } | |||||
| 2007 | } | |||||
| 2008 | ||||||
| 2009 | if (BitIsOn(criticalEvents, type)(!!(((const BYTE *) (criticalEvents))[(type)>>3] & ( 1 << ((type) & 7))))) { | |||||
| 2010 | if (client->smart_priority < SMART_MAX_PRIORITY(20)) | |||||
| 2011 | client->smart_priority++; | |||||
| 2012 | SetCriticalOutputPending(); | |||||
| 2013 | } | |||||
| 2014 | ||||||
| 2015 | WriteEventsToClient(client, count, pEvents); | |||||
| 2016 | #ifdef DEBUG_EVENTS | |||||
| 2017 | ErrorF("[dix] delivered\n"); | |||||
| 2018 | #endif | |||||
| 2019 | return 1; | |||||
| 2020 | } | |||||
| 2021 | ||||||
| 2022 | static BOOL | |||||
| 2023 | ActivateImplicitGrab(DeviceIntPtr dev, ClientPtr client, WindowPtr win, | |||||
| 2024 | xEvent *event, Mask deliveryMask) | |||||
| 2025 | { | |||||
| 2026 | GrabPtr tempGrab; | |||||
| 2027 | OtherInputMasks *inputMasks; | |||||
| 2028 | CARD8 type = event->u.u.type; | |||||
| 2029 | enum InputLevel grabtype; | |||||
| 2030 | ||||||
| 2031 | if (type == ButtonPress4) | |||||
| 2032 | grabtype = CORE; | |||||
| 2033 | else if (type == DeviceButtonPress) | |||||
| 2034 | grabtype = XI; | |||||
| 2035 | else if ((type = xi2_get_type(event)) == XI_ButtonPress4) | |||||
| 2036 | grabtype = XI2; | |||||
| 2037 | else | |||||
| 2038 | return FALSE0; | |||||
| 2039 | ||||||
| 2040 | tempGrab = AllocGrab(NULL((void*)0)); | |||||
| 2041 | if (!tempGrab) | |||||
| 2042 | return FALSE0; | |||||
| 2043 | tempGrab->next = NULL((void*)0); | |||||
| 2044 | tempGrab->device = dev; | |||||
| 2045 | tempGrab->resource = client->clientAsMask; | |||||
| 2046 | tempGrab->window = win; | |||||
| 2047 | tempGrab->ownerEvents = (deliveryMask & OwnerGrabButtonMask(1L<<24)) ? TRUE1 : FALSE0; | |||||
| 2048 | tempGrab->eventMask = deliveryMask; | |||||
| 2049 | tempGrab->keyboardMode = GrabModeAsync1; | |||||
| 2050 | tempGrab->pointerMode = GrabModeAsync1; | |||||
| 2051 | tempGrab->confineTo = NullWindow((WindowPtr) 0); | |||||
| 2052 | tempGrab->cursor = NullCursor((CursorPtr)((void*)0)); | |||||
| 2053 | tempGrab->type = type; | |||||
| 2054 | tempGrab->grabtype = grabtype; | |||||
| 2055 | ||||||
| 2056 | /* get the XI and XI2 device mask */ | |||||
| 2057 | inputMasks = wOtherInputMasks(win)((win)->optional ? (win)->optional->inputMasks : ((void *)0)); | |||||
| 2058 | tempGrab->deviceMask = (inputMasks) ? inputMasks->inputEvents[dev->id] : 0; | |||||
| 2059 | ||||||
| 2060 | if (inputMasks) | |||||
| 2061 | xi2mask_merge(tempGrab->xi2mask, inputMasks->xi2mask); | |||||
| 2062 | ||||||
| 2063 | (*dev->deviceGrab.ActivateGrab) (dev, tempGrab, | |||||
| 2064 | currentTime, TRUE1 | ImplicitGrabMask(1 << 7)); | |||||
| 2065 | FreeGrab(tempGrab); | |||||
| 2066 | return TRUE1; | |||||
| 2067 | } | |||||
| 2068 | ||||||
| 2069 | /** | |||||
| 2070 | * Attempt event delivery to the client owning the window. | |||||
| 2071 | */ | |||||
| 2072 | static enum EventDeliveryState | |||||
| 2073 | DeliverToWindowOwner(DeviceIntPtr dev, WindowPtr win, | |||||
| 2074 | xEvent *events, int count, Mask filter, GrabPtr grab) | |||||
| 2075 | { | |||||
| 2076 | /* if nobody ever wants to see this event, skip some work */ | |||||
| 2077 | if (filter != CantBeFiltered0L && | |||||
| 2078 | !((wOtherEventMasks(win)((win)->optional ? (win)->optional->otherEventMasks : 0) | win->eventMask) & filter)) | |||||
| 2079 | return EVENT_SKIP; | |||||
| 2080 | ||||||
| 2081 | if (IsInterferingGrab(wClient(win)(clients[((int)((((win)->drawable.id) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), dev, events)) | |||||
| 2082 | return EVENT_SKIP; | |||||
| 2083 | ||||||
| 2084 | if (!XaceHook(XACE_RECEIVE_ACCESS6, wClient(win)(clients[((int)((((win)->drawable.id) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), win, events, count)) { | |||||
| 2085 | int attempt = TryClientEvents(wClient(win)(clients[((int)((((win)->drawable.id) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), dev, events, | |||||
| 2086 | count, win->eventMask, | |||||
| 2087 | filter, grab); | |||||
| 2088 | ||||||
| 2089 | if (attempt > 0) | |||||
| 2090 | return EVENT_DELIVERED; | |||||
| 2091 | if (attempt < 0) | |||||
| 2092 | return EVENT_REJECTED; | |||||
| 2093 | } | |||||
| 2094 | ||||||
| 2095 | return EVENT_NOT_DELIVERED; | |||||
| 2096 | } | |||||
| 2097 | ||||||
| 2098 | /** | |||||
| 2099 | * Get the list of clients that should be tried for event delivery on the | |||||
| 2100 | * given window. | |||||
| 2101 | * | |||||
| 2102 | * @return 1 if the client list should be traversed, zero if the event | |||||
| 2103 | * should be skipped. | |||||
| 2104 | */ | |||||
| 2105 | static Bool | |||||
| 2106 | GetClientsForDelivery(DeviceIntPtr dev, WindowPtr win, | |||||
| 2107 | xEvent *events, Mask filter, InputClients ** iclients) | |||||
| 2108 | { | |||||
| 2109 | int rc = 0; | |||||
| 2110 | ||||||
| 2111 | if (core_get_type(events) != 0) | |||||
| 2112 | *iclients = (InputClients *) wOtherClients(win)((win)->optional ? (win)->optional->otherClients : ( (void*)0)); | |||||
| 2113 | else if (xi2_get_type(events) != 0) { | |||||
| 2114 | OtherInputMasks *inputMasks = wOtherInputMasks(win)((win)->optional ? (win)->optional->inputMasks : ((void *)0)); | |||||
| 2115 | ||||||
| 2116 | /* Has any client selected for the event? */ | |||||
| 2117 | if (!WindowXI2MaskIsset(dev, win, events)) | |||||
| 2118 | goto out; | |||||
| 2119 | *iclients = inputMasks->inputClients; | |||||
| 2120 | } | |||||
| 2121 | else { | |||||
| 2122 | OtherInputMasks *inputMasks = wOtherInputMasks(win)((win)->optional ? (win)->optional->inputMasks : ((void *)0)); | |||||
| 2123 | ||||||
| 2124 | /* Has any client selected for the event? */ | |||||
| 2125 | if (!inputMasks || !(inputMasks->inputEvents[dev->id] & filter)) | |||||
| 2126 | goto out; | |||||
| 2127 | ||||||
| 2128 | *iclients = inputMasks->inputClients; | |||||
| 2129 | } | |||||
| 2130 | ||||||
| 2131 | rc = 1; | |||||
| 2132 | out: | |||||
| 2133 | return rc; | |||||
| 2134 | } | |||||
| 2135 | ||||||
| 2136 | /** | |||||
| 2137 | * Try delivery on each client in inputclients, provided the event mask | |||||
| 2138 | * accepts it and there is no interfering core grab.. | |||||
| 2139 | */ | |||||
| 2140 | static enum EventDeliveryState | |||||
| 2141 | DeliverEventToInputClients(DeviceIntPtr dev, InputClients * inputclients, | |||||
| 2142 | WindowPtr win, xEvent *events, | |||||
| 2143 | int count, Mask filter, GrabPtr grab, | |||||
| 2144 | ClientPtr *client_return, Mask *mask_return) | |||||
| 2145 | { | |||||
| 2146 | int attempt; | |||||
| 2147 | enum EventDeliveryState rc = EVENT_NOT_DELIVERED; | |||||
| 2148 | Bool have_device_button_grab_class_client = FALSE0; | |||||
| 2149 | ||||||
| 2150 | for (; inputclients; inputclients = inputclients->next) { | |||||
| 2151 | Mask mask; | |||||
| 2152 | ClientPtr client = rClient(inputclients)(clients[((int)((((inputclients)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]); | |||||
| 2153 | ||||||
| 2154 | if (IsInterferingGrab(client, dev, events)) | |||||
| 2155 | continue; | |||||
| 2156 | ||||||
| 2157 | if (IsWrongPointerBarrierClient(client, dev, events)) | |||||
| 2158 | continue; | |||||
| 2159 | ||||||
| 2160 | mask = GetEventMask(dev, events, inputclients); | |||||
| 2161 | ||||||
| 2162 | if (XaceHook(XACE_RECEIVE_ACCESS6, client, win, events, count)) | |||||
| 2163 | /* do nothing */ ; | |||||
| 2164 | else if ((attempt = TryClientEvents(client, dev, | |||||
| 2165 | events, count, | |||||
| 2166 | mask, filter, grab))) { | |||||
| 2167 | if (attempt > 0) { | |||||
| 2168 | /* | |||||
| 2169 | * The order of clients is arbitrary therefore if one | |||||
| 2170 | * client belongs to DeviceButtonGrabClass make sure to | |||||
| 2171 | * catch it. | |||||
| 2172 | */ | |||||
| 2173 | if (!have_device_button_grab_class_client) { | |||||
| 2174 | rc = EVENT_DELIVERED; | |||||
| 2175 | *client_return = client; | |||||
| 2176 | *mask_return = mask; | |||||
| 2177 | /* Success overrides non-success, so if we've been | |||||
| 2178 | * successful on one client, return that */ | |||||
| 2179 | if (mask & DeviceButtonGrabMask) | |||||
| 2180 | have_device_button_grab_class_client = TRUE1; | |||||
| 2181 | } | |||||
| 2182 | } else if (rc == EVENT_NOT_DELIVERED) | |||||
| 2183 | rc = EVENT_REJECTED; | |||||
| 2184 | } | |||||
| 2185 | } | |||||
| 2186 | ||||||
| 2187 | return rc; | |||||
| 2188 | } | |||||
| 2189 | ||||||
| 2190 | /** | |||||
| 2191 | * Deliver events to clients registered on the window. | |||||
| 2192 | * | |||||
| 2193 | * @param client_return On successful delivery, set to the recipient. | |||||
| 2194 | * @param mask_return On successful delivery, set to the recipient's event | |||||
| 2195 | * mask for this event. | |||||
| 2196 | */ | |||||
| 2197 | static enum EventDeliveryState | |||||
| 2198 | DeliverEventToWindowMask(DeviceIntPtr dev, WindowPtr win, xEvent *events, | |||||
| 2199 | int count, Mask filter, GrabPtr grab, | |||||
| 2200 | ClientPtr *client_return, Mask *mask_return) | |||||
| 2201 | { | |||||
| 2202 | InputClients *iclients; | |||||
| 2203 | ||||||
| 2204 | if (!GetClientsForDelivery(dev, win, events, filter, &iclients)) | |||||
| 2205 | return EVENT_SKIP; | |||||
| 2206 | ||||||
| 2207 | return DeliverEventToInputClients(dev, iclients, win, events, count, filter, | |||||
| 2208 | grab, client_return, mask_return); | |||||
| 2209 | ||||||
| 2210 | } | |||||
| 2211 | ||||||
| 2212 | /** | |||||
| 2213 | * Deliver events to a window. At this point, we do not yet know if the event | |||||
| 2214 | * actually needs to be delivered. May activate a grab if the event is a | |||||
| 2215 | * button press. | |||||
| 2216 | * | |||||
| 2217 | * Core events are always delivered to the window owner. If the filter is | |||||
| 2218 | * something other than CantBeFiltered, the event is also delivered to other | |||||
| 2219 | * clients with the matching mask on the window. | |||||
| 2220 | * | |||||
| 2221 | * More than one event may be delivered at a time. This is the case with | |||||
| 2222 | * DeviceMotionNotifies which may be followed by DeviceValuator events. | |||||
| 2223 | * | |||||
| 2224 | * @param pWin The window that would get the event. | |||||
| 2225 | * @param pEvents The events to be delivered. | |||||
| 2226 | * @param count Number of elements in pEvents. | |||||
| 2227 | * @param filter Mask based on event type. | |||||
| 2228 | * @param grab Possible grab on the device that caused the event. | |||||
| 2229 | * | |||||
| 2230 | * @return a positive number if at least one successful delivery has been | |||||
| 2231 | * made, 0 if no events were delivered, or a negative number if the event | |||||
| 2232 | * has not been delivered _and_ rejected by at least one client. | |||||
| 2233 | */ | |||||
| 2234 | int | |||||
| 2235 | DeliverEventsToWindow(DeviceIntPtr pDev, WindowPtr pWin, xEvent | |||||
| 2236 | *pEvents, int count, Mask filter, GrabPtr grab) | |||||
| 2237 | { | |||||
| 2238 | int deliveries = 0, nondeliveries = 0; | |||||
| 2239 | ClientPtr client = NullClient((ClientPtr) 0); | |||||
| 2240 | Mask deliveryMask = 0; /* If a grab occurs due to a button press, then | |||||
| 2241 | this mask is the mask of the grab. */ | |||||
| 2242 | int type = pEvents->u.u.type; | |||||
| 2243 | ||||||
| 2244 | /* Deliver to window owner */ | |||||
| 2245 | if ((filter == CantBeFiltered0L) || core_get_type(pEvents) != 0) { | |||||
| 2246 | enum EventDeliveryState rc; | |||||
| 2247 | ||||||
| 2248 | rc = DeliverToWindowOwner(pDev, pWin, pEvents, count, filter, grab); | |||||
| 2249 | ||||||
| 2250 | switch (rc) { | |||||
| 2251 | case EVENT_SKIP: | |||||
| 2252 | return 0; | |||||
| 2253 | case EVENT_REJECTED: | |||||
| 2254 | nondeliveries--; | |||||
| 2255 | break; | |||||
| 2256 | case EVENT_DELIVERED: | |||||
| 2257 | /* We delivered to the owner, with our event mask */ | |||||
| 2258 | deliveries++; | |||||
| 2259 | client = wClient(pWin)(clients[((int)((((pWin)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]); | |||||
| 2260 | deliveryMask = pWin->eventMask; | |||||
| 2261 | break; | |||||
| 2262 | case EVENT_NOT_DELIVERED: | |||||
| 2263 | break; | |||||
| 2264 | } | |||||
| 2265 | } | |||||
| 2266 | ||||||
| 2267 | /* CantBeFiltered means only window owner gets the event */ | |||||
| 2268 | if (filter != CantBeFiltered0L) { | |||||
| 2269 | enum EventDeliveryState rc; | |||||
| 2270 | ||||||
| 2271 | rc = DeliverEventToWindowMask(pDev, pWin, pEvents, count, filter, | |||||
| 2272 | grab, &client, &deliveryMask); | |||||
| 2273 | ||||||
| 2274 | switch (rc) { | |||||
| 2275 | case EVENT_SKIP: | |||||
| 2276 | return 0; | |||||
| 2277 | case EVENT_REJECTED: | |||||
| 2278 | nondeliveries--; | |||||
| 2279 | break; | |||||
| 2280 | case EVENT_DELIVERED: | |||||
| 2281 | deliveries++; | |||||
| 2282 | break; | |||||
| 2283 | case EVENT_NOT_DELIVERED: | |||||
| 2284 | break; | |||||
| 2285 | } | |||||
| 2286 | } | |||||
| 2287 | ||||||
| 2288 | if (deliveries) { | |||||
| 2289 | /* | |||||
| 2290 | * Note that since core events are delivered first, an implicit grab may | |||||
| 2291 | * be activated on a core grab, stopping the XI events. | |||||
| 2292 | */ | |||||
| 2293 | if (!grab && | |||||
| 2294 | ActivateImplicitGrab(pDev, client, pWin, pEvents, deliveryMask)) | |||||
| 2295 | /* grab activated */ ; | |||||
| 2296 | else if (type == MotionNotify6) | |||||
| 2297 | pDev->valuator->motionHintWindow = pWin; | |||||
| 2298 | else if (type == DeviceMotionNotify || type == DeviceButtonPress) | |||||
| 2299 | CheckDeviceGrabAndHintWindow(pWin, type, | |||||
| 2300 | (deviceKeyButtonPointer *) pEvents, | |||||
| 2301 | grab, client, deliveryMask); | |||||
| 2302 | return deliveries; | |||||
| 2303 | } | |||||
| 2304 | return nondeliveries; | |||||
| 2305 | } | |||||
| 2306 | ||||||
| 2307 | /** | |||||
| 2308 | * Filter out raw events for XI 2.0 and XI 2.1 clients. | |||||
| 2309 | * | |||||
| 2310 | * If there is a grab on the device, 2.0 clients only get raw events if they | |||||
| 2311 | * have the grab. 2.1+ clients get raw events in all cases. | |||||
| 2312 | * | |||||
| 2313 | * @return TRUE if the event should be discarded, FALSE otherwise. | |||||
| 2314 | */ | |||||
| 2315 | static BOOL | |||||
| 2316 | FilterRawEvents(const ClientPtr client, const GrabPtr grab, WindowPtr root) | |||||
| 2317 | { | |||||
| 2318 | XIClientPtr client_xi_version; | |||||
| 2319 | int cmp; | |||||
| 2320 | ||||||
| 2321 | /* device not grabbed -> don't filter */ | |||||
| 2322 | if (!grab) | |||||
| 2323 | return FALSE0; | |||||
| 2324 | ||||||
| 2325 | client_xi_version = | |||||
| 2326 | dixLookupPrivate(&client->devPrivates, XIClientPrivateKey(&XIClientPrivateKeyRec)); | |||||
| 2327 | ||||||
| 2328 | cmp = version_compare(client_xi_version->major_version, | |||||
| 2329 | client_xi_version->minor_version, 2, 0); | |||||
| 2330 | /* XI 2.0: if device is grabbed, skip | |||||
| 2331 | XI 2.1: if device is grabbed by us, skip, we've already delivered */ | |||||
| 2332 | if (cmp == 0) | |||||
| 2333 | return TRUE1; | |||||
| 2334 | ||||||
| 2335 | return (grab->window != root) ? FALSE0 : SameClient(grab, client)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask); | |||||
| 2336 | } | |||||
| 2337 | ||||||
| 2338 | /** | |||||
| 2339 | * Deliver a raw event to the grab owner (if any) and to all root windows. | |||||
| 2340 | * | |||||
| 2341 | * Raw event delivery differs between XI 2.0 and XI 2.1. | |||||
| 2342 | * XI 2.0: events delivered to the grabbing client (if any) OR to all root | |||||
| 2343 | * windows | |||||
| 2344 | * XI 2.1: events delivered to all root windows, regardless of grabbing | |||||
| 2345 | * state. | |||||
| 2346 | */ | |||||
| 2347 | void | |||||
| 2348 | DeliverRawEvent(RawDeviceEvent *ev, DeviceIntPtr device) | |||||
| 2349 | { | |||||
| 2350 | GrabPtr grab = device->deviceGrab.grab; | |||||
| 2351 | xEvent *xi; | |||||
| 2352 | int i, rc; | |||||
| 2353 | int filter; | |||||
| 2354 | ||||||
| 2355 | rc = EventToXI2((InternalEvent *) ev, (xEvent **) &xi); | |||||
| 2356 | if (rc != Success0) { | |||||
| 2357 | ErrorF("[Xi] %s: XI2 conversion failed in %s (%d)\n", | |||||
| 2358 | __func__, device->name, rc); | |||||
| 2359 | return; | |||||
| 2360 | } | |||||
| 2361 | ||||||
| 2362 | if (grab) | |||||
| 2363 | DeliverGrabbedEvent((InternalEvent *) ev, device, FALSE0); | |||||
| 2364 | ||||||
| 2365 | filter = GetEventFilter(device, xi); | |||||
| 2366 | ||||||
| 2367 | for (i = 0; i < screenInfo.numScreens; i++) { | |||||
| 2368 | WindowPtr root; | |||||
| 2369 | InputClients *inputclients; | |||||
| 2370 | ||||||
| 2371 | root = screenInfo.screens[i]->root; | |||||
| 2372 | if (!GetClientsForDelivery(device, root, xi, filter, &inputclients)) | |||||
| 2373 | continue; | |||||
| 2374 | ||||||
| 2375 | for (; inputclients; inputclients = inputclients->next) { | |||||
| 2376 | ClientPtr c; /* unused */ | |||||
| 2377 | Mask m; /* unused */ | |||||
| 2378 | InputClients ic = *inputclients; | |||||
| 2379 | ||||||
| 2380 | /* Because we run through the list manually, copy the actual | |||||
| 2381 | * list, shorten the copy to only have one client and then pass | |||||
| 2382 | * that down to DeliverEventToInputClients. This way we avoid | |||||
| 2383 | * double events on XI 2.1 clients that have a grab on the | |||||
| 2384 | * device. | |||||
| 2385 | */ | |||||
| 2386 | ic.next = NULL((void*)0); | |||||
| 2387 | ||||||
| 2388 | if (!FilterRawEvents(rClient(&ic)(clients[((int)((((&ic)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]), grab, root)) | |||||
| 2389 | DeliverEventToInputClients(device, &ic, root, xi, 1, | |||||
| 2390 | filter, NULL((void*)0), &c, &m); | |||||
| 2391 | } | |||||
| 2392 | } | |||||
| 2393 | ||||||
| 2394 | free(xi); | |||||
| 2395 | } | |||||
| 2396 | ||||||
| 2397 | /* If the event goes to dontClient, don't send it and return 0. if | |||||
| 2398 | send works, return 1 or if send didn't work, return 2. | |||||
| 2399 | Only works for core events. | |||||
| 2400 | */ | |||||
| 2401 | ||||||
| 2402 | #ifdef PANORAMIX1 | |||||
| 2403 | static int | |||||
| 2404 | XineramaTryClientEventsResult(ClientPtr client, | |||||
| 2405 | GrabPtr grab, Mask mask, Mask filter) | |||||
| 2406 | { | |||||
| 2407 | if ((client) && (client != serverClient) && (!client->clientGone) && | |||||
| 2408 | ((filter == CantBeFiltered0L) || (mask & filter))) { | |||||
| 2409 | if (grab && !SameClient(grab, client)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) | |||||
| 2410 | return -1; | |||||
| 2411 | else | |||||
| 2412 | return 1; | |||||
| 2413 | } | |||||
| 2414 | return 0; | |||||
| 2415 | } | |||||
| 2416 | #endif | |||||
| 2417 | ||||||
| 2418 | /** | |||||
| 2419 | * Try to deliver events to the interested parties. | |||||
| 2420 | * | |||||
| 2421 | * @param pWin The window that would get the event. | |||||
| 2422 | * @param pEvents The events to be delivered. | |||||
| 2423 | * @param count Number of elements in pEvents. | |||||
| 2424 | * @param filter Mask based on event type. | |||||
| 2425 | * @param dontClient Don't deliver to the dontClient. | |||||
| 2426 | */ | |||||
| 2427 | int | |||||
| 2428 | MaybeDeliverEventsToClient(WindowPtr pWin, xEvent *pEvents, | |||||
| 2429 | int count, Mask filter, ClientPtr dontClient) | |||||
| 2430 | { | |||||
| 2431 | OtherClients *other; | |||||
| 2432 | ||||||
| 2433 | if (pWin->eventMask & filter) { | |||||
| 2434 | if (wClient(pWin)(clients[((int)((((pWin)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]) == dontClient) | |||||
| 2435 | return 0; | |||||
| 2436 | #ifdef PANORAMIX1 | |||||
| 2437 | if (!noPanoramiXExtension && pWin->drawable.pScreen->myNum) | |||||
| 2438 | return XineramaTryClientEventsResult(wClient(pWin)(clients[((int)((((pWin)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]), NullGrab((GrabPtr)((void*)0)), | |||||
| 2439 | pWin->eventMask, filter); | |||||
| 2440 | #endif | |||||
| 2441 | if (XaceHook(XACE_RECEIVE_ACCESS6, wClient(pWin)(clients[((int)((((pWin)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]), pWin, pEvents, count)) | |||||
| 2442 | return 1; /* don't send, but pretend we did */ | |||||
| 2443 | return TryClientEvents(wClient(pWin)(clients[((int)((((pWin)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]), NULL((void*)0), pEvents, count, | |||||
| 2444 | pWin->eventMask, filter, NullGrab((GrabPtr)((void*)0))); | |||||
| 2445 | } | |||||
| 2446 | for (other = wOtherClients(pWin)((pWin)->optional ? (pWin)->optional->otherClients : ((void*)0)); other; other = other->next) { | |||||
| 2447 | if (other->mask & filter) { | |||||
| 2448 | if (SameClient(other, dontClient)((((other)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (dontClient )->clientAsMask)) | |||||
| 2449 | return 0; | |||||
| 2450 | #ifdef PANORAMIX1 | |||||
| 2451 | if (!noPanoramiXExtension && pWin->drawable.pScreen->myNum) | |||||
| 2452 | return XineramaTryClientEventsResult(rClient(other)(clients[((int)((((other)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), NullGrab((GrabPtr)((void*)0)), | |||||
| 2453 | other->mask, filter); | |||||
| 2454 | #endif | |||||
| 2455 | if (XaceHook(XACE_RECEIVE_ACCESS6, rClient(other)(clients[((int)((((other)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), pWin, pEvents, | |||||
| 2456 | count)) | |||||
| 2457 | return 1; /* don't send, but pretend we did */ | |||||
| 2458 | return TryClientEvents(rClient(other)(clients[((int)((((other)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), NULL((void*)0), pEvents, count, | |||||
| 2459 | other->mask, filter, NullGrab((GrabPtr)((void*)0))); | |||||
| 2460 | } | |||||
| 2461 | } | |||||
| 2462 | return 2; | |||||
| 2463 | } | |||||
| 2464 | ||||||
| 2465 | static Window | |||||
| 2466 | FindChildForEvent(SpritePtr pSprite, WindowPtr event) | |||||
| 2467 | { | |||||
| 2468 | WindowPtr w = DeepestSpriteWin(pSprite); | |||||
| 2469 | Window child = None0L; | |||||
| 2470 | ||||||
| 2471 | /* If the search ends up past the root should the child field be | |||||
| 2472 | set to none or should the value in the argument be passed | |||||
| 2473 | through. It probably doesn't matter since everyone calls | |||||
| 2474 | this function with child == None anyway. */ | |||||
| 2475 | while (w) { | |||||
| 2476 | /* If the source window is same as event window, child should be | |||||
| 2477 | none. Don't bother going all all the way back to the root. */ | |||||
| 2478 | ||||||
| 2479 | if (w == event) { | |||||
| 2480 | child = None0L; | |||||
| 2481 | break; | |||||
| 2482 | } | |||||
| 2483 | ||||||
| 2484 | if (w->parent == event) { | |||||
| 2485 | child = w->drawable.id; | |||||
| 2486 | break; | |||||
| 2487 | } | |||||
| 2488 | w = w->parent; | |||||
| 2489 | } | |||||
| 2490 | return child; | |||||
| 2491 | } | |||||
| 2492 | ||||||
| 2493 | /** | |||||
| 2494 | * Adjust event fields to comply with the window properties. | |||||
| 2495 | * | |||||
| 2496 | * @param xE Event to be modified in place | |||||
| 2497 | * @param pWin The window to get the information from. | |||||
| 2498 | * @param child Child window setting for event (if applicable) | |||||
| 2499 | * @param calcChild If True, calculate the child window. | |||||
| 2500 | */ | |||||
| 2501 | void | |||||
| 2502 | FixUpEventFromWindow(SpritePtr pSprite, | |||||
| 2503 | xEvent *xE, WindowPtr pWin, Window child, Bool calcChild) | |||||
| 2504 | { | |||||
| 2505 | int evtype; | |||||
| 2506 | ||||||
| 2507 | if (calcChild) | |||||
| 2508 | child = FindChildForEvent(pSprite, pWin); | |||||
| 2509 | ||||||
| 2510 | if ((evtype = xi2_get_type(xE))) { | |||||
| 2511 | xXIDeviceEvent *event = (xXIDeviceEvent *) xE; | |||||
| 2512 | ||||||
| 2513 | switch (evtype) { | |||||
| 2514 | case XI_RawKeyPress13: | |||||
| 2515 | case XI_RawKeyRelease14: | |||||
| 2516 | case XI_RawButtonPress15: | |||||
| 2517 | case XI_RawButtonRelease16: | |||||
| 2518 | case XI_RawMotion17: | |||||
| 2519 | case XI_RawTouchBegin22: | |||||
| 2520 | case XI_RawTouchUpdate23: | |||||
| 2521 | case XI_RawTouchEnd24: | |||||
| 2522 | case XI_DeviceChanged1: | |||||
| 2523 | case XI_HierarchyChanged11: | |||||
| 2524 | case XI_PropertyEvent12: | |||||
| 2525 | case XI_BarrierHit25: | |||||
| 2526 | case XI_BarrierLeave26: | |||||
| 2527 | return; | |||||
| 2528 | default: | |||||
| 2529 | break; | |||||
| 2530 | } | |||||
| 2531 | ||||||
| 2532 | event->root = RootWindow(pSprite)pSprite->spriteTrace[0]->drawable.id; | |||||
| 2533 | event->event = pWin->drawable.id; | |||||
| 2534 | ||||||
| 2535 | if (evtype == XI_TouchOwnership21) { | |||||
| 2536 | event->child = child; | |||||
| 2537 | return; | |||||
| 2538 | } | |||||
| 2539 | ||||||
| 2540 | if (pSprite->hot.pScreen == pWin->drawable.pScreen) { | |||||
| 2541 | event->event_x = event->root_x - double_to_fp1616(pWin->drawable.x); | |||||
| 2542 | event->event_y = event->root_y - double_to_fp1616(pWin->drawable.y); | |||||
| 2543 | event->child = child; | |||||
| 2544 | } | |||||
| 2545 | else { | |||||
| 2546 | event->event_x = 0; | |||||
| 2547 | event->event_y = 0; | |||||
| 2548 | event->child = None0L; | |||||
| 2549 | } | |||||
| 2550 | ||||||
| 2551 | if (event->evtype == XI_Enter7 || event->evtype == XI_Leave8 || | |||||
| 2552 | event->evtype == XI_FocusIn9 || event->evtype == XI_FocusOut10) | |||||
| 2553 | ((xXIEnterEvent *) event)->same_screen = | |||||
| 2554 | (pSprite->hot.pScreen == pWin->drawable.pScreen); | |||||
| 2555 | ||||||
| 2556 | } | |||||
| 2557 | else { | |||||
| 2558 | XE_KBPTR(xE->u.keyButtonPointer).root = RootWindow(pSprite)pSprite->spriteTrace[0]->drawable.id; | |||||
| 2559 | XE_KBPTR(xE->u.keyButtonPointer).event = pWin->drawable.id; | |||||
| 2560 | if (pSprite->hot.pScreen == pWin->drawable.pScreen) { | |||||
| 2561 | XE_KBPTR(xE->u.keyButtonPointer).sameScreen = xTrue1; | |||||
| 2562 | XE_KBPTR(xE->u.keyButtonPointer).child = child; | |||||
| 2563 | XE_KBPTR(xE->u.keyButtonPointer).eventX = XE_KBPTR(xE->u.keyButtonPointer).rootX - pWin->drawable.x; | |||||
| 2564 | XE_KBPTR(xE->u.keyButtonPointer).eventY = XE_KBPTR(xE->u.keyButtonPointer).rootY - pWin->drawable.y; | |||||
| 2565 | } | |||||
| 2566 | else { | |||||
| 2567 | XE_KBPTR(xE->u.keyButtonPointer).sameScreen = xFalse0; | |||||
| 2568 | XE_KBPTR(xE->u.keyButtonPointer).child = None0L; | |||||
| 2569 | XE_KBPTR(xE->u.keyButtonPointer).eventX = 0; | |||||
| 2570 | XE_KBPTR(xE->u.keyButtonPointer).eventY = 0; | |||||
| 2571 | } | |||||
| 2572 | } | |||||
| 2573 | } | |||||
| 2574 | ||||||
| 2575 | /** | |||||
| 2576 | * Check if a given event is deliverable at all on a given window. | |||||
| 2577 | * | |||||
| 2578 | * This function only checks if any client wants it, not for a specific | |||||
| 2579 | * client. | |||||
| 2580 | * | |||||
| 2581 | * @param[in] dev The device this event is being sent for. | |||||
| 2582 | * @param[in] evtype The event type of the event that is to be sent. | |||||
| 2583 | * @param[in] win The current event window. | |||||
| 2584 | * | |||||
| 2585 | * @return Bitmask of ::EVENT_XI2_MASK, ::EVENT_XI1_MASK, ::EVENT_CORE_MASK, and | |||||
| 2586 | * ::EVENT_DONT_PROPAGATE_MASK. | |||||
| 2587 | */ | |||||
| 2588 | int | |||||
| 2589 | EventIsDeliverable(DeviceIntPtr dev, int evtype, WindowPtr win) | |||||
| 2590 | { | |||||
| 2591 | int rc = 0; | |||||
| 2592 | int filter = 0; | |||||
| 2593 | int type; | |||||
| 2594 | OtherInputMasks *inputMasks = wOtherInputMasks(win)((win)->optional ? (win)->optional->inputMasks : ((void *)0)); | |||||
| 2595 | ||||||
| 2596 | if ((type = GetXI2Type(evtype)) != 0) { | |||||
| 2597 | if (inputMasks && xi2mask_isset(inputMasks->xi2mask, dev, type)) | |||||
| 2598 | rc |= EVENT_XI2_MASK(1 << 3); | |||||
| 2599 | } | |||||
| 2600 | ||||||
| 2601 | if ((type = GetXIType(evtype)) != 0) { | |||||
| 2602 | filter = event_get_filter_from_type(dev, type); | |||||
| 2603 | ||||||
| 2604 | /* Check for XI mask */ | |||||
| 2605 | if (inputMasks && | |||||
| 2606 | (inputMasks->deliverableEvents[dev->id] & filter) && | |||||
| 2607 | (inputMasks->inputEvents[dev->id] & filter)) | |||||
| 2608 | rc |= EVENT_XI1_MASK(1 << 0); | |||||
| 2609 | ||||||
| 2610 | /* Check for XI DontPropagate mask */ | |||||
| 2611 | if (inputMasks && (inputMasks->dontPropagateMask[dev->id] & filter)) | |||||
| 2612 | rc |= EVENT_DONT_PROPAGATE_MASK(1 << 2); | |||||
| 2613 | ||||||
| 2614 | } | |||||
| 2615 | ||||||
| 2616 | if ((type = GetCoreType(evtype)) != 0) { | |||||
| 2617 | filter = event_get_filter_from_type(dev, type); | |||||
| 2618 | ||||||
| 2619 | /* Check for core mask */ | |||||
| 2620 | if ((win->deliverableEvents & filter) && | |||||
| 2621 | ((wOtherEventMasks(win)((win)->optional ? (win)->optional->otherEventMasks : 0) | win->eventMask) & filter)) | |||||
| 2622 | rc |= EVENT_CORE_MASK(1 << 1); | |||||
| 2623 | ||||||
| 2624 | /* Check for core DontPropagate mask */ | |||||
| 2625 | if (filter & wDontPropagateMask(win)((win)->optional ? (win)->optional->dontPropagateMask : DontPropagateMasks[(win)->dontPropagate])) | |||||
| 2626 | rc |= EVENT_DONT_PROPAGATE_MASK(1 << 2); | |||||
| 2627 | } | |||||
| 2628 | ||||||
| 2629 | return rc; | |||||
| 2630 | } | |||||
| 2631 | ||||||
| 2632 | static int | |||||
| 2633 | DeliverEvent(DeviceIntPtr dev, xEvent *xE, int count, | |||||
| 2634 | WindowPtr win, Window child, GrabPtr grab) | |||||
| 2635 | { | |||||
| 2636 | SpritePtr pSprite = dev->spriteInfo->sprite; | |||||
| 2637 | Mask filter; | |||||
| 2638 | int deliveries = 0; | |||||
| 2639 | ||||||
| 2640 | if (XaceHook(XACE_SEND_ACCESS5, NULL((void*)0), dev, win, xE, count) == Success0) { | |||||
| 2641 | filter = GetEventFilter(dev, xE); | |||||
| 2642 | FixUpEventFromWindow(pSprite, xE, win, child, FALSE0); | |||||
| 2643 | deliveries = DeliverEventsToWindow(dev, win, xE, count, filter, grab); | |||||
| 2644 | } | |||||
| 2645 | ||||||
| 2646 | return deliveries; | |||||
| 2647 | } | |||||
| 2648 | ||||||
| 2649 | static int | |||||
| 2650 | DeliverOneEvent(InternalEvent *event, DeviceIntPtr dev, enum InputLevel level, | |||||
| 2651 | WindowPtr win, Window child, GrabPtr grab) | |||||
| 2652 | { | |||||
| 2653 | xEvent *xE = NULL((void*)0); | |||||
| 2654 | int count = 0; | |||||
| 2655 | int deliveries = 0; | |||||
| 2656 | int rc; | |||||
| 2657 | ||||||
| 2658 | switch (level) { | |||||
| 2659 | case XI2: | |||||
| 2660 | rc = EventToXI2(event, &xE); | |||||
| 2661 | count = 1; | |||||
| 2662 | break; | |||||
| 2663 | case XI: | |||||
| 2664 | rc = EventToXI(event, &xE, &count); | |||||
| 2665 | break; | |||||
| 2666 | case CORE: | |||||
| 2667 | rc = EventToCore(event, &xE, &count); | |||||
| 2668 | break; | |||||
| 2669 | default: | |||||
| 2670 | rc = BadImplementation17; | |||||
| 2671 | break; | |||||
| 2672 | } | |||||
| 2673 | ||||||
| 2674 | if (rc == Success0) { | |||||
| 2675 | deliveries = DeliverEvent(dev, xE, count, win, child, grab); | |||||
| 2676 | free(xE); | |||||
| 2677 | } | |||||
| 2678 | else | |||||
| 2679 | BUG_WARN_MSG(rc != BadMatch,do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 2681 , __func__); if (1) ErrorFSigSafe("%s: conversion to level %d failed with rc %d\n" , dev->name, level, rc); xorg_backtrace(); } } while(0) | |||||
| 2680 | "%s: conversion to level %d failed with rc %d\n",do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 2681 , __func__); if (1) ErrorFSigSafe("%s: conversion to level %d failed with rc %d\n" , dev->name, level, rc); xorg_backtrace(); } } while(0) | |||||
| 2681 | dev->name, level, rc)do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 2681 , __func__); if (1) ErrorFSigSafe("%s: conversion to level %d failed with rc %d\n" , dev->name, level, rc); xorg_backtrace(); } } while(0); | |||||
| 2682 | return deliveries; | |||||
| 2683 | } | |||||
| 2684 | ||||||
| 2685 | /** | |||||
| 2686 | * Deliver events caused by input devices. | |||||
| 2687 | * | |||||
| 2688 | * For events from a non-grabbed, non-focus device, DeliverDeviceEvents is | |||||
| 2689 | * called directly from the processInputProc. | |||||
| 2690 | * For grabbed devices, DeliverGrabbedEvent is called first, and _may_ call | |||||
| 2691 | * DeliverDeviceEvents. | |||||
| 2692 | * For focused events, DeliverFocusedEvent is called first, and _may_ call | |||||
| 2693 | * DeliverDeviceEvents. | |||||
| 2694 | * | |||||
| 2695 | * @param pWin Window to deliver event to. | |||||
| 2696 | * @param event The events to deliver, not yet in wire format. | |||||
| 2697 | * @param grab Possible grab on a device. | |||||
| 2698 | * @param stopAt Don't recurse up to the root window. | |||||
| 2699 | * @param dev The device that is responsible for the event. | |||||
| 2700 | * | |||||
| 2701 | * @see DeliverGrabbedEvent | |||||
| 2702 | * @see DeliverFocusedEvent | |||||
| 2703 | */ | |||||
| 2704 | int | |||||
| 2705 | DeliverDeviceEvents(WindowPtr pWin, InternalEvent *event, GrabPtr grab, | |||||
| 2706 | WindowPtr stopAt, DeviceIntPtr dev) | |||||
| 2707 | { | |||||
| 2708 | Window child = None0L; | |||||
| 2709 | int deliveries = 0; | |||||
| 2710 | int mask; | |||||
| 2711 | ||||||
| 2712 | verify_internal_event(event); | |||||
| 2713 | ||||||
| 2714 | while (pWin) { | |||||
| 2715 | if ((mask = EventIsDeliverable(dev, event->any.type, pWin))) { | |||||
| 2716 | /* XI2 events first */ | |||||
| 2717 | if (mask & EVENT_XI2_MASK(1 << 3)) { | |||||
| 2718 | deliveries = | |||||
| 2719 | DeliverOneEvent(event, dev, XI2, pWin, child, grab); | |||||
| 2720 | if (deliveries > 0) | |||||
| 2721 | break; | |||||
| 2722 | } | |||||
| 2723 | ||||||
| 2724 | /* XI events */ | |||||
| 2725 | if (mask & EVENT_XI1_MASK(1 << 0)) { | |||||
| 2726 | deliveries = DeliverOneEvent(event, dev, XI, pWin, child, grab); | |||||
| 2727 | if (deliveries > 0) | |||||
| 2728 | break; | |||||
| 2729 | } | |||||
| 2730 | ||||||
| 2731 | /* Core event */ | |||||
| 2732 | if ((mask & EVENT_CORE_MASK(1 << 1)) && IsMaster(dev) && dev->coreEvents) { | |||||
| 2733 | deliveries = | |||||
| 2734 | DeliverOneEvent(event, dev, CORE, pWin, child, grab); | |||||
| 2735 | if (deliveries > 0) | |||||
| 2736 | break; | |||||
| 2737 | } | |||||
| 2738 | ||||||
| 2739 | } | |||||
| 2740 | ||||||
| 2741 | if ((deliveries < 0) || (pWin == stopAt) || | |||||
| 2742 | (mask & EVENT_DONT_PROPAGATE_MASK(1 << 2))) { | |||||
| 2743 | deliveries = 0; | |||||
| 2744 | break; | |||||
| 2745 | } | |||||
| 2746 | ||||||
| 2747 | child = pWin->drawable.id; | |||||
| 2748 | pWin = pWin->parent; | |||||
| 2749 | } | |||||
| 2750 | ||||||
| 2751 | return deliveries; | |||||
| 2752 | } | |||||
| 2753 | ||||||
| 2754 | /** | |||||
| 2755 | * Deliver event to a window and it's immediate parent. Used for most window | |||||
| 2756 | * events (CreateNotify, ConfigureNotify, etc.). Not useful for events that | |||||
| 2757 | * propagate up the tree or extension events | |||||
| 2758 | * | |||||
| 2759 | * In case of a ReparentNotify event, the event will be delivered to the | |||||
| 2760 | * otherParent as well. | |||||
| 2761 | * | |||||
| 2762 | * @param pWin Window to deliver events to. | |||||
| 2763 | * @param xE Events to deliver. | |||||
| 2764 | * @param count number of events in xE. | |||||
| 2765 | * @param otherParent Used for ReparentNotify events. | |||||
| 2766 | */ | |||||
| 2767 | int | |||||
| 2768 | DeliverEvents(WindowPtr pWin, xEvent *xE, int count, WindowPtr otherParent) | |||||
| 2769 | { | |||||
| 2770 | DeviceIntRec dummy; | |||||
| 2771 | int deliveries; | |||||
| 2772 | ||||||
| 2773 | #ifdef PANORAMIX1 | |||||
| 2774 | if (!noPanoramiXExtension && pWin->drawable.pScreen->myNum) | |||||
| 2775 | return count; | |||||
| 2776 | #endif | |||||
| 2777 | ||||||
| 2778 | if (!count) | |||||
| 2779 | return 0; | |||||
| 2780 | ||||||
| 2781 | dummy.id = XIAllDevices0; | |||||
| 2782 | ||||||
| 2783 | switch (xE->u.u.type) { | |||||
| 2784 | case DestroyNotify17: | |||||
| 2785 | case UnmapNotify18: | |||||
| 2786 | case MapNotify19: | |||||
| 2787 | case MapRequest20: | |||||
| 2788 | case ReparentNotify21: | |||||
| 2789 | case ConfigureNotify22: | |||||
| 2790 | case ConfigureRequest23: | |||||
| 2791 | case GravityNotify24: | |||||
| 2792 | case CirculateNotify26: | |||||
| 2793 | case CirculateRequest27: | |||||
| 2794 | xE->u.destroyNotify.event = pWin->drawable.id; | |||||
| 2795 | break; | |||||
| 2796 | } | |||||
| 2797 | ||||||
| 2798 | switch (xE->u.u.type) { | |||||
| 2799 | case DestroyNotify17: | |||||
| 2800 | case UnmapNotify18: | |||||
| 2801 | case MapNotify19: | |||||
| 2802 | case ReparentNotify21: | |||||
| 2803 | case ConfigureNotify22: | |||||
| 2804 | case GravityNotify24: | |||||
| 2805 | case CirculateNotify26: | |||||
| 2806 | break; | |||||
| 2807 | default: | |||||
| 2808 | { | |||||
| 2809 | Mask filter; | |||||
| 2810 | ||||||
| 2811 | filter = GetEventFilter(&dummy, xE); | |||||
| 2812 | return DeliverEventsToWindow(&dummy, pWin, xE, count, filter, NullGrab((GrabPtr)((void*)0))); | |||||
| 2813 | } | |||||
| 2814 | } | |||||
| 2815 | ||||||
| 2816 | deliveries = DeliverEventsToWindow(&dummy, pWin, xE, count, | |||||
| 2817 | StructureNotifyMask(1L<<17), NullGrab((GrabPtr)((void*)0))); | |||||
| 2818 | if (pWin->parent) { | |||||
| 2819 | xE->u.destroyNotify.event = pWin->parent->drawable.id; | |||||
| 2820 | deliveries += DeliverEventsToWindow(&dummy, pWin->parent, xE, count, | |||||
| 2821 | SubstructureNotifyMask(1L<<19), NullGrab((GrabPtr)((void*)0))); | |||||
| 2822 | if (xE->u.u.type == ReparentNotify21) { | |||||
| 2823 | xE->u.destroyNotify.event = otherParent->drawable.id; | |||||
| 2824 | deliveries += DeliverEventsToWindow(&dummy, | |||||
| 2825 | otherParent, xE, count, | |||||
| 2826 | SubstructureNotifyMask(1L<<19), | |||||
| 2827 | NullGrab((GrabPtr)((void*)0))); | |||||
| 2828 | } | |||||
| 2829 | } | |||||
| 2830 | return deliveries; | |||||
| 2831 | } | |||||
| 2832 | ||||||
| 2833 | Bool | |||||
| 2834 | PointInBorderSize(WindowPtr pWin, int x, int y) | |||||
| 2835 | { | |||||
| 2836 | BoxRec box; | |||||
| 2837 | ||||||
| 2838 | if (RegionContainsPoint(&pWin->borderSize, x, y, &box)) | |||||
| 2839 | return TRUE1; | |||||
| 2840 | ||||||
| 2841 | #ifdef PANORAMIX1 | |||||
| 2842 | if (!noPanoramiXExtension && | |||||
| 2843 | XineramaSetWindowPntrs(inputInfo.pointer, pWin)) { | |||||
| 2844 | SpritePtr pSprite = inputInfo.pointer->spriteInfo->sprite; | |||||
| 2845 | int i; | |||||
| 2846 | ||||||
| 2847 | FOR_NSCREENS_FORWARD_SKIP(i)for(i = 1; i < PanoramiXNumScreens; i++) { | |||||
| 2848 | if (RegionContainsPoint(&pSprite->windows[i]->borderSize, | |||||
| 2849 | x + screenInfo.screens[0]->x - | |||||
| 2850 | screenInfo.screens[i]->x, | |||||
| 2851 | y + screenInfo.screens[0]->y - | |||||
| 2852 | screenInfo.screens[i]->y, &box)) | |||||
| 2853 | return TRUE1; | |||||
| 2854 | } | |||||
| 2855 | } | |||||
| 2856 | #endif | |||||
| 2857 | return FALSE0; | |||||
| 2858 | } | |||||
| 2859 | ||||||
| 2860 | /** | |||||
| 2861 | * Traversed from the root window to the window at the position x/y. While | |||||
| 2862 | * traversing, it sets up the traversal history in the spriteTrace array. | |||||
| 2863 | * After completing, the spriteTrace history is set in the following way: | |||||
| 2864 | * spriteTrace[0] ... root window | |||||
| 2865 | * spriteTrace[1] ... top level window that encloses x/y | |||||
| 2866 | * ... | |||||
| 2867 | * spriteTrace[spriteTraceGood - 1] ... window at x/y | |||||
| 2868 | * | |||||
| 2869 | * @returns the window at the given coordinates. | |||||
| 2870 | */ | |||||
| 2871 | WindowPtr | |||||
| 2872 | XYToWindow(SpritePtr pSprite, int x, int y) | |||||
| 2873 | { | |||||
| 2874 | ScreenPtr pScreen = RootWindow(pSprite)pSprite->spriteTrace[0]->drawable.pScreen; | |||||
| 2875 | ||||||
| 2876 | return (*pScreen->XYToWindow)(pScreen, pSprite, x, y); | |||||
| 2877 | } | |||||
| 2878 | ||||||
| 2879 | /** | |||||
| 2880 | * Ungrab a currently FocusIn grabbed device and grab the device on the | |||||
| 2881 | * given window. If the win given is the NoneWin, the device is ungrabbed if | |||||
| 2882 | * applicable and FALSE is returned. | |||||
| 2883 | * | |||||
| 2884 | * @returns TRUE if the device has been grabbed, or FALSE otherwise. | |||||
| 2885 | */ | |||||
| 2886 | BOOL | |||||
| 2887 | ActivateFocusInGrab(DeviceIntPtr dev, WindowPtr old, WindowPtr win) | |||||
| 2888 | { | |||||
| 2889 | BOOL rc = FALSE0; | |||||
| 2890 | DeviceEvent event; | |||||
| 2891 | ||||||
| 2892 | if (dev->deviceGrab.grab) { | |||||
| 2893 | if (!dev->deviceGrab.fromPassiveGrab || | |||||
| 2894 | dev->deviceGrab.grab->type != XI_Enter7 || | |||||
| 2895 | dev->deviceGrab.grab->window == win || | |||||
| 2896 | IsParent(dev->deviceGrab.grab->window, win)) | |||||
| 2897 | return FALSE0; | |||||
| 2898 | DoEnterLeaveEvents(dev, dev->id, old, win, XINotifyPassiveUngrab5); | |||||
| 2899 | (*dev->deviceGrab.DeactivateGrab) (dev); | |||||
| 2900 | } | |||||
| 2901 | ||||||
| 2902 | if (win == NoneWin((WindowPtr)0L) || win == PointerRootWin((WindowPtr)1L)) | |||||
| 2903 | return FALSE0; | |||||
| 2904 | ||||||
| 2905 | event = (DeviceEvent) { | |||||
| 2906 | .header = ET_Internal, | |||||
| 2907 | .type = ET_FocusIn, | |||||
| 2908 | .length = sizeof(DeviceEvent), | |||||
| 2909 | .time = GetTimeInMillis(), | |||||
| 2910 | .deviceid = dev->id, | |||||
| 2911 | .sourceid = dev->id, | |||||
| 2912 | .detail.button = 0 | |||||
| 2913 | }; | |||||
| 2914 | rc = (CheckPassiveGrabsOnWindow(win, dev, (InternalEvent *) &event, FALSE0, | |||||
| 2915 | TRUE1) != NULL((void*)0)); | |||||
| 2916 | if (rc) | |||||
| 2917 | DoEnterLeaveEvents(dev, dev->id, old, win, XINotifyPassiveUngrab5); | |||||
| 2918 | return rc; | |||||
| 2919 | } | |||||
| 2920 | ||||||
| 2921 | /** | |||||
| 2922 | * Ungrab a currently Enter grabbed device and grab the device for the given | |||||
| 2923 | * window. | |||||
| 2924 | * | |||||
| 2925 | * @returns TRUE if the device has been grabbed, or FALSE otherwise. | |||||
| 2926 | */ | |||||
| 2927 | static BOOL | |||||
| 2928 | ActivateEnterGrab(DeviceIntPtr dev, WindowPtr old, WindowPtr win) | |||||
| 2929 | { | |||||
| 2930 | BOOL rc = FALSE0; | |||||
| 2931 | DeviceEvent event; | |||||
| 2932 | ||||||
| 2933 | if (dev->deviceGrab.grab) { | |||||
| 2934 | if (!dev->deviceGrab.fromPassiveGrab || | |||||
| 2935 | dev->deviceGrab.grab->type != XI_Enter7 || | |||||
| 2936 | dev->deviceGrab.grab->window == win || | |||||
| 2937 | IsParent(dev->deviceGrab.grab->window, win)) | |||||
| 2938 | return FALSE0; | |||||
| 2939 | DoEnterLeaveEvents(dev, dev->id, old, win, XINotifyPassiveUngrab5); | |||||
| 2940 | (*dev->deviceGrab.DeactivateGrab) (dev); | |||||
| 2941 | } | |||||
| 2942 | ||||||
| 2943 | event = (DeviceEvent) { | |||||
| 2944 | .header = ET_Internal, | |||||
| 2945 | .type = ET_Enter, | |||||
| 2946 | .length = sizeof(DeviceEvent), | |||||
| 2947 | .time = GetTimeInMillis(), | |||||
| 2948 | .deviceid = dev->id, | |||||
| 2949 | .sourceid = dev->id, | |||||
| 2950 | .detail.button = 0 | |||||
| 2951 | }; | |||||
| 2952 | rc = (CheckPassiveGrabsOnWindow(win, dev, (InternalEvent *) &event, FALSE0, | |||||
| 2953 | TRUE1) != NULL((void*)0)); | |||||
| 2954 | if (rc) | |||||
| 2955 | DoEnterLeaveEvents(dev, dev->id, old, win, XINotifyPassiveGrab4); | |||||
| 2956 | return rc; | |||||
| 2957 | } | |||||
| 2958 | ||||||
| 2959 | /** | |||||
| 2960 | * Update the sprite coordinates based on the event. Update the cursor | |||||
| 2961 | * position, then update the event with the new coordinates that may have been | |||||
| 2962 | * changed. If the window underneath the sprite has changed, change to new | |||||
| 2963 | * cursor and send enter/leave events. | |||||
| 2964 | * | |||||
| 2965 | * CheckMotion() will not do anything and return FALSE if the event is not a | |||||
| 2966 | * pointer event. | |||||
| 2967 | * | |||||
| 2968 | * @return TRUE if the sprite has moved or FALSE otherwise. | |||||
| 2969 | */ | |||||
| 2970 | Bool | |||||
| 2971 | CheckMotion(DeviceEvent *ev, DeviceIntPtr pDev) | |||||
| 2972 | { | |||||
| 2973 | WindowPtr prevSpriteWin, newSpriteWin; | |||||
| 2974 | SpritePtr pSprite = pDev->spriteInfo->sprite; | |||||
| 2975 | ||||||
| 2976 | verify_internal_event((InternalEvent *) ev); | |||||
| 2977 | ||||||
| 2978 | prevSpriteWin = pSprite->win; | |||||
| 2979 | ||||||
| 2980 | if (ev && !syncEvents.playingEvents) { | |||||
| 2981 | /* GetPointerEvents() guarantees that pointer events have the correct | |||||
| 2982 | rootX/Y set already. */ | |||||
| 2983 | switch (ev->type) { | |||||
| 2984 | case ET_ButtonPress: | |||||
| 2985 | case ET_ButtonRelease: | |||||
| 2986 | case ET_Motion: | |||||
| 2987 | case ET_TouchBegin: | |||||
| 2988 | case ET_TouchUpdate: | |||||
| 2989 | case ET_TouchEnd: | |||||
| 2990 | break; | |||||
| 2991 | default: | |||||
| 2992 | /* all other events return FALSE */ | |||||
| 2993 | return FALSE0; | |||||
| 2994 | } | |||||
| 2995 | ||||||
| 2996 | #ifdef PANORAMIX1 | |||||
| 2997 | if (!noPanoramiXExtension) { | |||||
| 2998 | /* Motion events entering DIX get translated to Screen 0 | |||||
| 2999 | coordinates. Replayed events have already been | |||||
| 3000 | translated since they've entered DIX before */ | |||||
| 3001 | ev->root_x += pSprite->screen->x - screenInfo.screens[0]->x; | |||||
| 3002 | ev->root_y += pSprite->screen->y - screenInfo.screens[0]->y; | |||||
| 3003 | } | |||||
| 3004 | else | |||||
| 3005 | #endif | |||||
| 3006 | { | |||||
| 3007 | if (pSprite->hot.pScreen != pSprite->hotPhys.pScreen) { | |||||
| 3008 | pSprite->hot.pScreen = pSprite->hotPhys.pScreen; | |||||
| 3009 | RootWindow(pDev->spriteInfo->sprite)pDev->spriteInfo->sprite->spriteTrace[0] = | |||||
| 3010 | pSprite->hot.pScreen->root; | |||||
| 3011 | } | |||||
| 3012 | } | |||||
| 3013 | ||||||
| 3014 | pSprite->hot.x = ev->root_x; | |||||
| 3015 | pSprite->hot.y = ev->root_y; | |||||
| 3016 | if (pSprite->hot.x < pSprite->physLimits.x1) | |||||
| 3017 | pSprite->hot.x = pSprite->physLimits.x1; | |||||
| 3018 | else if (pSprite->hot.x >= pSprite->physLimits.x2) | |||||
| 3019 | pSprite->hot.x = pSprite->physLimits.x2 - 1; | |||||
| 3020 | if (pSprite->hot.y < pSprite->physLimits.y1) | |||||
| 3021 | pSprite->hot.y = pSprite->physLimits.y1; | |||||
| 3022 | else if (pSprite->hot.y >= pSprite->physLimits.y2) | |||||
| 3023 | pSprite->hot.y = pSprite->physLimits.y2 - 1; | |||||
| 3024 | if (pSprite->hotShape) | |||||
| 3025 | ConfineToShape(pDev, pSprite->hotShape, &pSprite->hot.x, | |||||
| 3026 | &pSprite->hot.y); | |||||
| 3027 | pSprite->hotPhys = pSprite->hot; | |||||
| 3028 | ||||||
| 3029 | if ((pSprite->hotPhys.x != ev->root_x) || | |||||
| 3030 | (pSprite->hotPhys.y != ev->root_y)) { | |||||
| 3031 | #ifdef PANORAMIX1 | |||||
| 3032 | if (!noPanoramiXExtension) { | |||||
| 3033 | XineramaSetCursorPosition(pDev, pSprite->hotPhys.x, | |||||
| 3034 | pSprite->hotPhys.y, FALSE0); | |||||
| 3035 | } | |||||
| 3036 | else | |||||
| 3037 | #endif | |||||
| 3038 | { | |||||
| 3039 | (*pSprite->hotPhys.pScreen->SetCursorPosition) (pDev, | |||||
| 3040 | pSprite-> | |||||
| 3041 | hotPhys.pScreen, | |||||
| 3042 | pSprite-> | |||||
| 3043 | hotPhys.x, | |||||
| 3044 | pSprite-> | |||||
| 3045 | hotPhys.y, | |||||
| 3046 | FALSE0); | |||||
| 3047 | } | |||||
| 3048 | } | |||||
| 3049 | ||||||
| 3050 | ev->root_x = pSprite->hot.x; | |||||
| 3051 | ev->root_y = pSprite->hot.y; | |||||
| 3052 | } | |||||
| 3053 | ||||||
| 3054 | newSpriteWin = XYToWindow(pSprite, pSprite->hot.x, pSprite->hot.y); | |||||
| 3055 | ||||||
| 3056 | if (newSpriteWin != prevSpriteWin) { | |||||
| 3057 | int sourceid; | |||||
| 3058 | ||||||
| 3059 | if (!ev) { | |||||
| 3060 | UpdateCurrentTimeIf(); | |||||
| 3061 | sourceid = pDev->id; /* when from WindowsRestructured */ | |||||
| 3062 | } | |||||
| 3063 | else | |||||
| 3064 | sourceid = ev->sourceid; | |||||
| 3065 | ||||||
| 3066 | if (prevSpriteWin != NullWindow((WindowPtr) 0)) { | |||||
| 3067 | if (!ActivateEnterGrab(pDev, prevSpriteWin, newSpriteWin)) | |||||
| 3068 | DoEnterLeaveEvents(pDev, sourceid, prevSpriteWin, | |||||
| 3069 | newSpriteWin, NotifyNormal0); | |||||
| 3070 | } | |||||
| 3071 | /* set pSprite->win after ActivateEnterGrab, otherwise | |||||
| 3072 | sprite window == grab_window and no enter/leave events are | |||||
| 3073 | sent. */ | |||||
| 3074 | pSprite->win = newSpriteWin; | |||||
| 3075 | PostNewCursor(pDev); | |||||
| 3076 | return FALSE0; | |||||
| 3077 | } | |||||
| 3078 | return TRUE1; | |||||
| 3079 | } | |||||
| 3080 | ||||||
| 3081 | /** | |||||
| 3082 | * Windows have restructured, we need to update the sprite position and the | |||||
| 3083 | * sprite's cursor. | |||||
| 3084 | */ | |||||
| 3085 | void | |||||
| 3086 | WindowsRestructured(void) | |||||
| 3087 | { | |||||
| 3088 | DeviceIntPtr pDev = inputInfo.devices; | |||||
| 3089 | ||||||
| 3090 | while (pDev) { | |||||
| 3091 | if (IsMaster(pDev) || IsFloating(pDev)) | |||||
| 3092 | CheckMotion(NULL((void*)0), pDev); | |||||
| 3093 | pDev = pDev->next; | |||||
| 3094 | } | |||||
| 3095 | } | |||||
| 3096 | ||||||
| 3097 | #ifdef PANORAMIX1 | |||||
| 3098 | /* This was added to support reconfiguration under Xdmx. The problem is | |||||
| 3099 | * that if the 0th screen (i.e., screenInfo.screens[0]) is moved to an origin | |||||
| 3100 | * other than 0,0, the information in the private sprite structure must | |||||
| 3101 | * be updated accordingly, or XYToWindow (and other routines) will not | |||||
| 3102 | * compute correctly. */ | |||||
| 3103 | void | |||||
| 3104 | ReinitializeRootWindow(WindowPtr win, int xoff, int yoff) | |||||
| 3105 | { | |||||
| 3106 | GrabPtr grab; | |||||
| 3107 | DeviceIntPtr pDev; | |||||
| 3108 | SpritePtr pSprite; | |||||
| 3109 | ||||||
| 3110 | if (noPanoramiXExtension) | |||||
| 3111 | return; | |||||
| 3112 | ||||||
| 3113 | pDev = inputInfo.devices; | |||||
| 3114 | while (pDev) { | |||||
| 3115 | if (DevHasCursor(pDev)) { | |||||
| 3116 | pSprite = pDev->spriteInfo->sprite; | |||||
| 3117 | pSprite->hot.x -= xoff; | |||||
| 3118 | pSprite->hot.y -= yoff; | |||||
| 3119 | ||||||
| 3120 | pSprite->hotPhys.x -= xoff; | |||||
| 3121 | pSprite->hotPhys.y -= yoff; | |||||
| 3122 | ||||||
| 3123 | pSprite->hotLimits.x1 -= xoff; | |||||
| 3124 | pSprite->hotLimits.y1 -= yoff; | |||||
| 3125 | pSprite->hotLimits.x2 -= xoff; | |||||
| 3126 | pSprite->hotLimits.y2 -= yoff; | |||||
| 3127 | ||||||
| 3128 | if (RegionNotEmpty(&pSprite->Reg1)) | |||||
| 3129 | RegionTranslate(&pSprite->Reg1, xoff, yoff); | |||||
| 3130 | if (RegionNotEmpty(&pSprite->Reg2)) | |||||
| 3131 | RegionTranslate(&pSprite->Reg2, xoff, yoff); | |||||
| 3132 | ||||||
| 3133 | /* FIXME: if we call ConfineCursorToWindow, must we do anything else? */ | |||||
| 3134 | if ((grab = pDev->deviceGrab.grab) && grab->confineTo) { | |||||
| 3135 | if (grab->confineTo->drawable.pScreen | |||||
| 3136 | != pSprite->hotPhys.pScreen) | |||||
| 3137 | pSprite->hotPhys.x = pSprite->hotPhys.y = 0; | |||||
| 3138 | ConfineCursorToWindow(pDev, grab->confineTo, TRUE1, TRUE1); | |||||
| 3139 | } | |||||
| 3140 | else | |||||
| 3141 | ConfineCursorToWindow(pDev, | |||||
| 3142 | pSprite->hotPhys.pScreen->root, | |||||
| 3143 | TRUE1, FALSE0); | |||||
| 3144 | ||||||
| 3145 | } | |||||
| 3146 | pDev = pDev->next; | |||||
| 3147 | } | |||||
| 3148 | } | |||||
| 3149 | #endif | |||||
| 3150 | ||||||
| 3151 | /** | |||||
| 3152 | * Initialize a sprite for the given device and set it to some sane values. If | |||||
| 3153 | * the device already has a sprite alloc'd, don't realloc but just reset to | |||||
| 3154 | * default values. | |||||
| 3155 | * If a window is supplied, the sprite will be initialized with the window's | |||||
| 3156 | * cursor and positioned in the center of the window's screen. The root window | |||||
| 3157 | * is a good choice to pass in here. | |||||
| 3158 | * | |||||
| 3159 | * It's a good idea to call it only for pointer devices, unless you have a | |||||
| 3160 | * really talented keyboard. | |||||
| 3161 | * | |||||
| 3162 | * @param pDev The device to initialize. | |||||
| 3163 | * @param pWin The window where to generate the sprite in. | |||||
| 3164 | * | |||||
| 3165 | */ | |||||
| 3166 | void | |||||
| 3167 | InitializeSprite(DeviceIntPtr pDev, WindowPtr pWin) | |||||
| 3168 | { | |||||
| 3169 | SpritePtr pSprite; | |||||
| 3170 | ScreenPtr pScreen; | |||||
| 3171 | CursorPtr pCursor; | |||||
| 3172 | ||||||
| 3173 | if (!pDev->spriteInfo->sprite) { | |||||
| 3174 | DeviceIntPtr it; | |||||
| 3175 | ||||||
| 3176 | pDev->spriteInfo->sprite = (SpritePtr) calloc(1, sizeof(SpriteRec)); | |||||
| 3177 | if (!pDev->spriteInfo->sprite) | |||||
| 3178 | FatalError("InitializeSprite: failed to allocate sprite struct"); | |||||
| 3179 | ||||||
| 3180 | /* We may have paired another device with this device before our | |||||
| 3181 | * device had a actual sprite. We need to check for this and reset the | |||||
| 3182 | * sprite field for all paired devices. | |||||
| 3183 | * | |||||
| 3184 | * The VCK is always paired with the VCP before the VCP has a sprite. | |||||
| 3185 | */ | |||||
| 3186 | for (it = inputInfo.devices; it; it = it->next) { | |||||
| 3187 | if (it->spriteInfo->paired == pDev) | |||||
| 3188 | it->spriteInfo->sprite = pDev->spriteInfo->sprite; | |||||
| 3189 | } | |||||
| 3190 | if (inputInfo.keyboard->spriteInfo->paired == pDev) | |||||
| 3191 | inputInfo.keyboard->spriteInfo->sprite = pDev->spriteInfo->sprite; | |||||
| 3192 | } | |||||
| 3193 | ||||||
| 3194 | pSprite = pDev->spriteInfo->sprite; | |||||
| 3195 | pDev->spriteInfo->spriteOwner = TRUE1; | |||||
| 3196 | ||||||
| 3197 | pScreen = (pWin) ? pWin->drawable.pScreen : (ScreenPtr) NULL((void*)0); | |||||
| 3198 | pSprite->hot.pScreen = pScreen; | |||||
| 3199 | pSprite->hotPhys.pScreen = pScreen; | |||||
| 3200 | if (pScreen) { | |||||
| 3201 | pSprite->hotPhys.x = pScreen->width / 2; | |||||
| 3202 | pSprite->hotPhys.y = pScreen->height / 2; | |||||
| 3203 | pSprite->hotLimits.x2 = pScreen->width; | |||||
| 3204 | pSprite->hotLimits.y2 = pScreen->height; | |||||
| 3205 | } | |||||
| 3206 | ||||||
| 3207 | pSprite->hot = pSprite->hotPhys; | |||||
| 3208 | pSprite->win = pWin; | |||||
| 3209 | ||||||
| 3210 | if (pWin) { | |||||
| 3211 | pCursor = wCursor(pWin)((pWin)->cursorIsNone ? 0L : ((pWin)->optional ? (pWin) ->optional->cursor : FindWindowWithOptional(pWin)->optional ->cursor)); | |||||
| 3212 | pSprite->spriteTrace = (WindowPtr *) calloc(1, 32 * sizeof(WindowPtr)); | |||||
| 3213 | if (!pSprite->spriteTrace) | |||||
| 3214 | FatalError("Failed to allocate spriteTrace"); | |||||
| 3215 | pSprite->spriteTraceSize = 32; | |||||
| 3216 | ||||||
| 3217 | RootWindow(pDev->spriteInfo->sprite)pDev->spriteInfo->sprite->spriteTrace[0] = pWin; | |||||
| 3218 | pSprite->spriteTraceGood = 1; | |||||
| 3219 | ||||||
| 3220 | pSprite->pEnqueueScreen = pScreen; | |||||
| 3221 | pSprite->pDequeueScreen = pSprite->pEnqueueScreen; | |||||
| 3222 | ||||||
| 3223 | } | |||||
| 3224 | else { | |||||
| 3225 | pCursor = NullCursor((CursorPtr)((void*)0)); | |||||
| 3226 | pSprite->spriteTrace = NULL((void*)0); | |||||
| 3227 | pSprite->spriteTraceSize = 0; | |||||
| 3228 | pSprite->spriteTraceGood = 0; | |||||
| 3229 | pSprite->pEnqueueScreen = screenInfo.screens[0]; | |||||
| 3230 | pSprite->pDequeueScreen = pSprite->pEnqueueScreen; | |||||
| 3231 | } | |||||
| 3232 | pCursor = RefCursor(pCursor); | |||||
| 3233 | if (pSprite->current) | |||||
| 3234 | FreeCursor(pSprite->current, None0L); | |||||
| 3235 | pSprite->current = pCursor; | |||||
| 3236 | ||||||
| 3237 | if (pScreen) { | |||||
| 3238 | (*pScreen->RealizeCursor) (pDev, pScreen, pSprite->current); | |||||
| 3239 | (*pScreen->CursorLimits) (pDev, pScreen, pSprite->current, | |||||
| 3240 | &pSprite->hotLimits, &pSprite->physLimits); | |||||
| 3241 | pSprite->confined = FALSE0; | |||||
| 3242 | ||||||
| 3243 | (*pScreen->ConstrainCursor) (pDev, pScreen, &pSprite->physLimits); | |||||
| 3244 | (*pScreen->SetCursorPosition) (pDev, pScreen, pSprite->hot.x, | |||||
| 3245 | pSprite->hot.y, FALSE0); | |||||
| 3246 | (*pScreen->DisplayCursor) (pDev, pScreen, pSprite->current); | |||||
| 3247 | } | |||||
| 3248 | #ifdef PANORAMIX1 | |||||
| 3249 | if (!noPanoramiXExtension) { | |||||
| 3250 | pSprite->hotLimits.x1 = -screenInfo.screens[0]->x; | |||||
| 3251 | pSprite->hotLimits.y1 = -screenInfo.screens[0]->y; | |||||
| 3252 | pSprite->hotLimits.x2 = PanoramiXPixWidth - screenInfo.screens[0]->x; | |||||
| 3253 | pSprite->hotLimits.y2 = PanoramiXPixHeight - screenInfo.screens[0]->y; | |||||
| 3254 | pSprite->physLimits = pSprite->hotLimits; | |||||
| 3255 | pSprite->confineWin = NullWindow((WindowPtr) 0); | |||||
| 3256 | pSprite->hotShape = NullRegion((RegionPtr)0); | |||||
| 3257 | pSprite->screen = pScreen; | |||||
| 3258 | /* gotta UNINIT these someplace */ | |||||
| 3259 | RegionNull(&pSprite->Reg1); | |||||
| 3260 | RegionNull(&pSprite->Reg2); | |||||
| 3261 | } | |||||
| 3262 | #endif | |||||
| 3263 | } | |||||
| 3264 | ||||||
| 3265 | void FreeSprite(DeviceIntPtr dev) | |||||
| 3266 | { | |||||
| 3267 | if (DevHasCursor(dev) && dev->spriteInfo->sprite) { | |||||
| 3268 | if (dev->spriteInfo->sprite->current) | |||||
| 3269 | FreeCursor(dev->spriteInfo->sprite->current, None0L); | |||||
| 3270 | free(dev->spriteInfo->sprite->spriteTrace); | |||||
| 3271 | free(dev->spriteInfo->sprite); | |||||
| 3272 | } | |||||
| 3273 | dev->spriteInfo->sprite = NULL((void*)0); | |||||
| 3274 | } | |||||
| 3275 | ||||||
| 3276 | ||||||
| 3277 | /** | |||||
| 3278 | * Update the mouse sprite info when the server switches from a pScreen to another. | |||||
| 3279 | * Otherwise, the pScreen of the mouse sprite is never updated when we switch | |||||
| 3280 | * from a pScreen to another. Never updating the pScreen of the mouse sprite | |||||
| 3281 | * implies that windows that are in pScreen whose pScreen->myNum >0 will never | |||||
| 3282 | * get pointer events. This is because in CheckMotion(), sprite.hotPhys.pScreen | |||||
| 3283 | * always points to the first pScreen it has been set by | |||||
| 3284 | * DefineInitialRootWindow(). | |||||
| 3285 | * | |||||
| 3286 | * Calling this function is useful for use cases where the server | |||||
| 3287 | * has more than one pScreen. | |||||
| 3288 | * This function is similar to DefineInitialRootWindow() but it does not | |||||
| 3289 | * reset the mouse pointer position. | |||||
| 3290 | * @param win must be the new pScreen we are switching to. | |||||
| 3291 | */ | |||||
| 3292 | void | |||||
| 3293 | UpdateSpriteForScreen(DeviceIntPtr pDev, ScreenPtr pScreen) | |||||
| 3294 | { | |||||
| 3295 | SpritePtr pSprite = NULL((void*)0); | |||||
| 3296 | WindowPtr win = NULL((void*)0); | |||||
| 3297 | CursorPtr pCursor; | |||||
| 3298 | ||||||
| 3299 | if (!pScreen) | |||||
| 3300 | return; | |||||
| 3301 | ||||||
| 3302 | if (!pDev->spriteInfo->sprite) | |||||
| 3303 | return; | |||||
| 3304 | ||||||
| 3305 | pSprite = pDev->spriteInfo->sprite; | |||||
| 3306 | ||||||
| 3307 | win = pScreen->root; | |||||
| 3308 | ||||||
| 3309 | pSprite->hotPhys.pScreen = pScreen; | |||||
| 3310 | pSprite->hot = pSprite->hotPhys; | |||||
| 3311 | pSprite->hotLimits.x2 = pScreen->width; | |||||
| 3312 | pSprite->hotLimits.y2 = pScreen->height; | |||||
| 3313 | pSprite->win = win; | |||||
| 3314 | pCursor = RefCursor(wCursor(win)((win)->cursorIsNone ? 0L : ((win)->optional ? (win)-> optional->cursor : FindWindowWithOptional(win)->optional ->cursor))); | |||||
| 3315 | if (pSprite->current) | |||||
| 3316 | FreeCursor(pSprite->current, 0); | |||||
| 3317 | pSprite->current = pCursor; | |||||
| 3318 | pSprite->spriteTraceGood = 1; | |||||
| 3319 | pSprite->spriteTrace[0] = win; | |||||
| 3320 | (*pScreen->CursorLimits) (pDev, | |||||
| 3321 | pScreen, | |||||
| 3322 | pSprite->current, | |||||
| 3323 | &pSprite->hotLimits, &pSprite->physLimits); | |||||
| 3324 | pSprite->confined = FALSE0; | |||||
| 3325 | (*pScreen->ConstrainCursor) (pDev, pScreen, &pSprite->physLimits); | |||||
| 3326 | (*pScreen->DisplayCursor) (pDev, pScreen, pSprite->current); | |||||
| 3327 | ||||||
| 3328 | #ifdef PANORAMIX1 | |||||
| 3329 | if (!noPanoramiXExtension) { | |||||
| 3330 | pSprite->hotLimits.x1 = -screenInfo.screens[0]->x; | |||||
| 3331 | pSprite->hotLimits.y1 = -screenInfo.screens[0]->y; | |||||
| 3332 | pSprite->hotLimits.x2 = PanoramiXPixWidth - screenInfo.screens[0]->x; | |||||
| 3333 | pSprite->hotLimits.y2 = PanoramiXPixHeight - screenInfo.screens[0]->y; | |||||
| 3334 | pSprite->physLimits = pSprite->hotLimits; | |||||
| 3335 | pSprite->screen = pScreen; | |||||
| 3336 | } | |||||
| 3337 | #endif | |||||
| 3338 | } | |||||
| 3339 | ||||||
| 3340 | /* | |||||
| 3341 | * This does not take any shortcuts, and even ignores its argument, since | |||||
| 3342 | * it does not happen very often, and one has to walk up the tree since | |||||
| 3343 | * this might be a newly instantiated cursor for an intermediate window | |||||
| 3344 | * between the one the pointer is in and the one that the last cursor was | |||||
| 3345 | * instantiated from. | |||||
| 3346 | */ | |||||
| 3347 | void | |||||
| 3348 | WindowHasNewCursor(WindowPtr pWin) | |||||
| 3349 | { | |||||
| 3350 | DeviceIntPtr pDev; | |||||
| 3351 | ||||||
| 3352 | for (pDev = inputInfo.devices; pDev; pDev = pDev->next) | |||||
| 3353 | if (DevHasCursor(pDev)) | |||||
| 3354 | PostNewCursor(pDev); | |||||
| 3355 | } | |||||
| 3356 | ||||||
| 3357 | void | |||||
| 3358 | NewCurrentScreen(DeviceIntPtr pDev, ScreenPtr newScreen, int x, int y) | |||||
| 3359 | { | |||||
| 3360 | DeviceIntPtr ptr; | |||||
| 3361 | SpritePtr pSprite; | |||||
| 3362 | ||||||
| 3363 | ptr = | |||||
| 3364 | IsFloating(pDev) ? pDev : | |||||
| 3365 | GetXTestDevice(GetMaster(pDev, MASTER_POINTER1)); | |||||
| 3366 | pSprite = ptr->spriteInfo->sprite; | |||||
| 3367 | ||||||
| 3368 | pSprite->hotPhys.x = x; | |||||
| 3369 | pSprite->hotPhys.y = y; | |||||
| 3370 | #ifdef PANORAMIX1 | |||||
| 3371 | if (!noPanoramiXExtension) { | |||||
| 3372 | pSprite->hotPhys.x += newScreen->x - screenInfo.screens[0]->x; | |||||
| 3373 | pSprite->hotPhys.y += newScreen->y - screenInfo.screens[0]->y; | |||||
| 3374 | if (newScreen != pSprite->screen) { | |||||
| 3375 | pSprite->screen = newScreen; | |||||
| 3376 | /* Make sure we tell the DDX to update its copy of the screen */ | |||||
| 3377 | if (pSprite->confineWin) | |||||
| 3378 | XineramaConfineCursorToWindow(ptr, pSprite->confineWin, TRUE1); | |||||
| 3379 | else | |||||
| 3380 | XineramaConfineCursorToWindow(ptr, screenInfo.screens[0]->root, | |||||
| 3381 | TRUE1); | |||||
| 3382 | /* if the pointer wasn't confined, the DDX won't get | |||||
| 3383 | told of the pointer warp so we reposition it here */ | |||||
| 3384 | if (!syncEvents.playingEvents) | |||||
| 3385 | (*pSprite->screen->SetCursorPosition) (ptr, | |||||
| 3386 | pSprite->screen, | |||||
| 3387 | pSprite->hotPhys.x + | |||||
| 3388 | screenInfo.screens[0]-> | |||||
| 3389 | x - pSprite->screen->x, | |||||
| 3390 | pSprite->hotPhys.y + | |||||
| 3391 | screenInfo.screens[0]-> | |||||
| 3392 | y - pSprite->screen->y, | |||||
| 3393 | FALSE0); | |||||
| 3394 | } | |||||
| 3395 | } | |||||
| 3396 | else | |||||
| 3397 | #endif | |||||
| 3398 | if (newScreen != pSprite->hotPhys.pScreen) | |||||
| 3399 | ConfineCursorToWindow(ptr, newScreen->root, TRUE1, FALSE0); | |||||
| 3400 | } | |||||
| 3401 | ||||||
| 3402 | #ifdef PANORAMIX1 | |||||
| 3403 | ||||||
| 3404 | static Bool | |||||
| 3405 | XineramaPointInWindowIsVisible(WindowPtr pWin, int x, int y) | |||||
| 3406 | { | |||||
| 3407 | BoxRec box; | |||||
| 3408 | int i, xoff, yoff; | |||||
| 3409 | ||||||
| 3410 | if (!pWin->realized) | |||||
| 3411 | return FALSE0; | |||||
| 3412 | ||||||
| 3413 | if (RegionContainsPoint(&pWin->borderClip, x, y, &box)) | |||||
| 3414 | return TRUE1; | |||||
| 3415 | ||||||
| 3416 | if (!XineramaSetWindowPntrs(inputInfo.pointer, pWin)) | |||||
| 3417 | return FALSE0; | |||||
| 3418 | ||||||
| 3419 | xoff = x + screenInfo.screens[0]->x; | |||||
| 3420 | yoff = y + screenInfo.screens[0]->y; | |||||
| 3421 | ||||||
| 3422 | FOR_NSCREENS_FORWARD_SKIP(i)for(i = 1; i < PanoramiXNumScreens; i++) { | |||||
| 3423 | pWin = inputInfo.pointer->spriteInfo->sprite->windows[i]; | |||||
| 3424 | ||||||
| 3425 | x = xoff - screenInfo.screens[i]->x; | |||||
| 3426 | y = yoff - screenInfo.screens[i]->y; | |||||
| 3427 | ||||||
| 3428 | if (RegionContainsPoint(&pWin->borderClip, x, y, &box) | |||||
| 3429 | && (!wInputShape(pWin)((pWin)->optional ? (pWin)->optional->inputShape : ( (void*)0)) || | |||||
| 3430 | RegionContainsPoint(wInputShape(pWin)((pWin)->optional ? (pWin)->optional->inputShape : ( (void*)0)), | |||||
| 3431 | x - pWin->drawable.x, | |||||
| 3432 | y - pWin->drawable.y, &box))) | |||||
| 3433 | return TRUE1; | |||||
| 3434 | ||||||
| 3435 | } | |||||
| 3436 | ||||||
| 3437 | return FALSE0; | |||||
| 3438 | } | |||||
| 3439 | ||||||
| 3440 | static int | |||||
| 3441 | XineramaWarpPointer(ClientPtr client) | |||||
| 3442 | { | |||||
| 3443 | WindowPtr dest = NULL((void*)0); | |||||
| 3444 | int x, y, rc; | |||||
| 3445 | SpritePtr pSprite = PickPointer(client)->spriteInfo->sprite; | |||||
| 3446 | ||||||
| 3447 | REQUEST(xWarpPointerReq)xWarpPointerReq *stuff = (xWarpPointerReq *)client->requestBuffer; | |||||
| 3448 | ||||||
| 3449 | if (stuff->dstWid != None0L) { | |||||
| 3450 | rc = dixLookupWindow(&dest, stuff->dstWid, client, DixReadAccess(1<<0)); | |||||
| 3451 | if (rc != Success0) | |||||
| 3452 | return rc; | |||||
| 3453 | } | |||||
| 3454 | x = pSprite->hotPhys.x; | |||||
| 3455 | y = pSprite->hotPhys.y; | |||||
| 3456 | ||||||
| 3457 | if (stuff->srcWid != None0L) { | |||||
| 3458 | int winX, winY; | |||||
| 3459 | XID winID = stuff->srcWid; | |||||
| 3460 | WindowPtr source; | |||||
| 3461 | ||||||
| 3462 | rc = dixLookupWindow(&source, winID, client, DixReadAccess(1<<0)); | |||||
| 3463 | if (rc != Success0) | |||||
| 3464 | return rc; | |||||
| 3465 | ||||||
| 3466 | winX = source->drawable.x; | |||||
| 3467 | winY = source->drawable.y; | |||||
| 3468 | if (source == screenInfo.screens[0]->root) { | |||||
| 3469 | winX -= screenInfo.screens[0]->x; | |||||
| 3470 | winY -= screenInfo.screens[0]->y; | |||||
| 3471 | } | |||||
| 3472 | if (x < winX + stuff->srcX || | |||||
| 3473 | y < winY + stuff->srcY || | |||||
| 3474 | (stuff->srcWidth != 0 && | |||||
| 3475 | winX + stuff->srcX + (int) stuff->srcWidth < x) || | |||||
| 3476 | (stuff->srcHeight != 0 && | |||||
| 3477 | winY + stuff->srcY + (int) stuff->srcHeight < y) || | |||||
| 3478 | !XineramaPointInWindowIsVisible(source, x, y)) | |||||
| 3479 | return Success0; | |||||
| 3480 | } | |||||
| 3481 | if (dest) { | |||||
| 3482 | x = dest->drawable.x; | |||||
| 3483 | y = dest->drawable.y; | |||||
| 3484 | if (dest == screenInfo.screens[0]->root) { | |||||
| 3485 | x -= screenInfo.screens[0]->x; | |||||
| 3486 | y -= screenInfo.screens[0]->y; | |||||
| 3487 | } | |||||
| 3488 | } | |||||
| 3489 | ||||||
| 3490 | x += stuff->dstX; | |||||
| 3491 | y += stuff->dstY; | |||||
| 3492 | ||||||
| 3493 | if (x < pSprite->physLimits.x1) | |||||
| 3494 | x = pSprite->physLimits.x1; | |||||
| 3495 | else if (x >= pSprite->physLimits.x2) | |||||
| 3496 | x = pSprite->physLimits.x2 - 1; | |||||
| 3497 | if (y < pSprite->physLimits.y1) | |||||
| 3498 | y = pSprite->physLimits.y1; | |||||
| 3499 | else if (y >= pSprite->physLimits.y2) | |||||
| 3500 | y = pSprite->physLimits.y2 - 1; | |||||
| 3501 | if (pSprite->hotShape) | |||||
| 3502 | ConfineToShape(PickPointer(client), pSprite->hotShape, &x, &y); | |||||
| 3503 | ||||||
| 3504 | XineramaSetCursorPosition(PickPointer(client), x, y, TRUE1); | |||||
| 3505 | ||||||
| 3506 | return Success0; | |||||
| 3507 | } | |||||
| 3508 | ||||||
| 3509 | #endif | |||||
| 3510 | ||||||
| 3511 | /** | |||||
| 3512 | * Server-side protocol handling for WarpPointer request. | |||||
| 3513 | * Warps the cursor position to the coordinates given in the request. | |||||
| 3514 | */ | |||||
| 3515 | int | |||||
| 3516 | ProcWarpPointer(ClientPtr client) | |||||
| 3517 | { | |||||
| 3518 | WindowPtr dest = NULL((void*)0); | |||||
| 3519 | int x, y, rc; | |||||
| 3520 | ScreenPtr newScreen; | |||||
| 3521 | DeviceIntPtr dev, tmp; | |||||
| 3522 | SpritePtr pSprite; | |||||
| 3523 | ||||||
| 3524 | REQUEST(xWarpPointerReq)xWarpPointerReq *stuff = (xWarpPointerReq *)client->requestBuffer; | |||||
| 3525 | REQUEST_SIZE_MATCH(xWarpPointerReq)if ((sizeof(xWarpPointerReq) >> 2) != client->req_len ) return(16); | |||||
| 3526 | ||||||
| 3527 | dev = PickPointer(client); | |||||
| 3528 | ||||||
| 3529 | for (tmp = inputInfo.devices; tmp; tmp = tmp->next) { | |||||
| 3530 | if (GetMaster(tmp, MASTER_ATTACHED4) == dev) { | |||||
| 3531 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, dev, DixWriteAccess(1<<1)); | |||||
| 3532 | if (rc != Success0) | |||||
| 3533 | return rc; | |||||
| 3534 | } | |||||
| 3535 | } | |||||
| 3536 | ||||||
| 3537 | if (dev->lastSlave) | |||||
| 3538 | dev = dev->lastSlave; | |||||
| 3539 | pSprite = dev->spriteInfo->sprite; | |||||
| 3540 | ||||||
| 3541 | #ifdef PANORAMIX1 | |||||
| 3542 | if (!noPanoramiXExtension) | |||||
| 3543 | return XineramaWarpPointer(client); | |||||
| 3544 | #endif | |||||
| 3545 | ||||||
| 3546 | if (stuff->dstWid != None0L) { | |||||
| 3547 | rc = dixLookupWindow(&dest, stuff->dstWid, client, DixGetAttrAccess(1<<4)); | |||||
| 3548 | if (rc != Success0) | |||||
| 3549 | return rc; | |||||
| 3550 | } | |||||
| 3551 | x = pSprite->hotPhys.x; | |||||
| 3552 | y = pSprite->hotPhys.y; | |||||
| 3553 | ||||||
| 3554 | if (stuff->srcWid != None0L) { | |||||
| 3555 | int winX, winY; | |||||
| 3556 | XID winID = stuff->srcWid; | |||||
| 3557 | WindowPtr source; | |||||
| 3558 | ||||||
| 3559 | rc = dixLookupWindow(&source, winID, client, DixGetAttrAccess(1<<4)); | |||||
| 3560 | if (rc != Success0) | |||||
| 3561 | return rc; | |||||
| 3562 | ||||||
| 3563 | winX = source->drawable.x; | |||||
| 3564 | winY = source->drawable.y; | |||||
| 3565 | if (source->drawable.pScreen != pSprite->hotPhys.pScreen || | |||||
| 3566 | x < winX + stuff->srcX || | |||||
| 3567 | y < winY + stuff->srcY || | |||||
| 3568 | (stuff->srcWidth != 0 && | |||||
| 3569 | winX + stuff->srcX + (int) stuff->srcWidth < x) || | |||||
| 3570 | (stuff->srcHeight != 0 && | |||||
| 3571 | winY + stuff->srcY + (int) stuff->srcHeight < y) || | |||||
| 3572 | !PointInWindowIsVisible(source, x, y)) | |||||
| 3573 | return Success0; | |||||
| 3574 | } | |||||
| 3575 | if (dest) { | |||||
| 3576 | x = dest->drawable.x; | |||||
| 3577 | y = dest->drawable.y; | |||||
| 3578 | newScreen = dest->drawable.pScreen; | |||||
| 3579 | } | |||||
| 3580 | else | |||||
| 3581 | newScreen = pSprite->hotPhys.pScreen; | |||||
| 3582 | ||||||
| 3583 | x += stuff->dstX; | |||||
| 3584 | y += stuff->dstY; | |||||
| 3585 | ||||||
| 3586 | if (x < 0) | |||||
| 3587 | x = 0; | |||||
| 3588 | else if (x >= newScreen->width) | |||||
| 3589 | x = newScreen->width - 1; | |||||
| 3590 | if (y < 0) | |||||
| 3591 | y = 0; | |||||
| 3592 | else if (y >= newScreen->height) | |||||
| 3593 | y = newScreen->height - 1; | |||||
| 3594 | ||||||
| 3595 | if (newScreen == pSprite->hotPhys.pScreen) { | |||||
| 3596 | if (x < pSprite->physLimits.x1) | |||||
| 3597 | x = pSprite->physLimits.x1; | |||||
| 3598 | else if (x >= pSprite->physLimits.x2) | |||||
| 3599 | x = pSprite->physLimits.x2 - 1; | |||||
| 3600 | if (y < pSprite->physLimits.y1) | |||||
| 3601 | y = pSprite->physLimits.y1; | |||||
| 3602 | else if (y >= pSprite->physLimits.y2) | |||||
| 3603 | y = pSprite->physLimits.y2 - 1; | |||||
| 3604 | if (pSprite->hotShape) | |||||
| 3605 | ConfineToShape(dev, pSprite->hotShape, &x, &y); | |||||
| 3606 | (*newScreen->SetCursorPosition) (dev, newScreen, x, y, TRUE1); | |||||
| 3607 | } | |||||
| 3608 | else if (!PointerConfinedToScreen(dev)) { | |||||
| 3609 | NewCurrentScreen(dev, newScreen, x, y); | |||||
| 3610 | } | |||||
| 3611 | return Success0; | |||||
| 3612 | } | |||||
| 3613 | ||||||
| 3614 | static Bool | |||||
| 3615 | BorderSizeNotEmpty(DeviceIntPtr pDev, WindowPtr pWin) | |||||
| 3616 | { | |||||
| 3617 | if (RegionNotEmpty(&pWin->borderSize)) | |||||
| 3618 | return TRUE1; | |||||
| 3619 | ||||||
| 3620 | #ifdef PANORAMIX1 | |||||
| 3621 | if (!noPanoramiXExtension && XineramaSetWindowPntrs(pDev, pWin)) { | |||||
| 3622 | int i; | |||||
| 3623 | ||||||
| 3624 | FOR_NSCREENS_FORWARD_SKIP(i)for(i = 1; i < PanoramiXNumScreens; i++) { | |||||
| 3625 | if (RegionNotEmpty | |||||
| 3626 | (&pDev->spriteInfo->sprite->windows[i]->borderSize)) | |||||
| 3627 | return TRUE1; | |||||
| 3628 | } | |||||
| 3629 | } | |||||
| 3630 | #endif | |||||
| 3631 | return FALSE0; | |||||
| 3632 | } | |||||
| 3633 | ||||||
| 3634 | /** | |||||
| 3635 | * Activate the given passive grab. If the grab is activated successfully, the | |||||
| 3636 | * event has been delivered to the client. | |||||
| 3637 | * | |||||
| 3638 | * @param device The device of the event to check. | |||||
| 3639 | * @param grab The grab to check. | |||||
| 3640 | * @param event The current device event. | |||||
| 3641 | * @param real_event The original event, in case of touch emulation. The | |||||
| 3642 | * real event is the one stored in the sync queue. | |||||
| 3643 | * | |||||
| 3644 | * @return Whether the grab has been activated. | |||||
| 3645 | */ | |||||
| 3646 | Bool | |||||
| 3647 | ActivatePassiveGrab(DeviceIntPtr device, GrabPtr grab, InternalEvent *event, | |||||
| 3648 | InternalEvent *real_event) | |||||
| 3649 | { | |||||
| 3650 | SpritePtr pSprite = device->spriteInfo->sprite; | |||||
| 3651 | GrabInfoPtr grabinfo = &device->deviceGrab; | |||||
| 3652 | xEvent *xE = NULL((void*)0); | |||||
| 3653 | int count; | |||||
| 3654 | int rc; | |||||
| 3655 | ||||||
| 3656 | /* The only consumers of corestate are Xi 1.x and core events, which | |||||
| 3657 | * are guaranteed to come from DeviceEvents. */ | |||||
| 3658 | if (grab->grabtype == XI || grab->grabtype == CORE) { | |||||
| 3659 | DeviceIntPtr gdev; | |||||
| 3660 | ||||||
| 3661 | event->device_event.corestate &= 0x1f00; | |||||
| 3662 | ||||||
| 3663 | if (grab->grabtype == CORE) | |||||
| 3664 | gdev = GetMaster(device, KEYBOARD_OR_FLOAT5); | |||||
| 3665 | else | |||||
| 3666 | gdev = grab->modifierDevice; | |||||
| 3667 | ||||||
| 3668 | if (gdev && gdev->key && gdev->key->xkbInfo) | |||||
| 3669 | event->device_event.corestate |= | |||||
| 3670 | gdev->key->xkbInfo->state.grab_mods & (~0x1f00); | |||||
| 3671 | } | |||||
| 3672 | ||||||
| 3673 | if (grab->grabtype == CORE) { | |||||
| 3674 | rc = EventToCore(event, &xE, &count); | |||||
| 3675 | if (rc != Success0) { | |||||
| 3676 | BUG_WARN_MSG(rc != BadMatch, "[dix] %s: core conversion failed"do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 3677 , __func__); if (1) ErrorFSigSafe("[dix] %s: core conversion failed" "(%d, %d).\n", device->name, event->any.type, rc); xorg_backtrace (); } } while(0) | |||||
| 3677 | "(%d, %d).\n", device->name, event->any.type, rc)do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 3677 , __func__); if (1) ErrorFSigSafe("[dix] %s: core conversion failed" "(%d, %d).\n", device->name, event->any.type, rc); xorg_backtrace (); } } while(0); | |||||
| 3678 | return FALSE0; | |||||
| 3679 | } | |||||
| 3680 | } | |||||
| 3681 | else if (grab->grabtype == XI2) { | |||||
| 3682 | rc = EventToXI2(event, &xE); | |||||
| 3683 | if (rc != Success0) { | |||||
| 3684 | if (rc != BadMatch8) | |||||
| 3685 | BUG_WARN_MSG(rc != BadMatch, "[dix] %s: XI2 conversion failed"do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 3686 , __func__); if (1) ErrorFSigSafe("[dix] %s: XI2 conversion failed" "(%d, %d).\n", device->name, event->any.type, rc); xorg_backtrace (); } } while(0) | |||||
| 3686 | "(%d, %d).\n", device->name, event->any.type, rc)do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 3686 , __func__); if (1) ErrorFSigSafe("[dix] %s: XI2 conversion failed" "(%d, %d).\n", device->name, event->any.type, rc); xorg_backtrace (); } } while(0); | |||||
| 3687 | return FALSE0; | |||||
| 3688 | } | |||||
| 3689 | count = 1; | |||||
| 3690 | } | |||||
| 3691 | else { | |||||
| 3692 | rc = EventToXI(event, &xE, &count); | |||||
| 3693 | if (rc != Success0) { | |||||
| 3694 | if (rc != BadMatch8) | |||||
| 3695 | BUG_WARN_MSG(rc != BadMatch, "[dix] %s: XI conversion failed"do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 3696 , __func__); if (1) ErrorFSigSafe("[dix] %s: XI conversion failed" "(%d, %d).\n", device->name, event->any.type, rc); xorg_backtrace (); } } while(0) | |||||
| 3696 | "(%d, %d).\n", device->name, event->any.type, rc)do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 3696 , __func__); if (1) ErrorFSigSafe("[dix] %s: XI conversion failed" "(%d, %d).\n", device->name, event->any.type, rc); xorg_backtrace (); } } while(0); | |||||
| 3697 | return FALSE0; | |||||
| 3698 | } | |||||
| 3699 | } | |||||
| 3700 | ||||||
| 3701 | (*grabinfo->ActivateGrab) (device, grab, | |||||
| 3702 | ClientTimeToServerTime(event->any.time), TRUE1); | |||||
| 3703 | ||||||
| 3704 | if (xE) { | |||||
| 3705 | FixUpEventFromWindow(pSprite, xE, grab->window, None0L, TRUE1); | |||||
| 3706 | ||||||
| 3707 | /* XXX: XACE? */ | |||||
| 3708 | TryClientEvents(rClient(grab)(clients[((int)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), device, xE, count, | |||||
| 3709 | GetEventFilter(device, xE), | |||||
| 3710 | GetEventFilter(device, xE), grab); | |||||
| 3711 | } | |||||
| 3712 | ||||||
| 3713 | if (grabinfo->sync.state == FROZEN_NO_EVENT5) | |||||
| 3714 | grabinfo->sync.state = FROZEN_WITH_EVENT6; | |||||
| 3715 | *grabinfo->sync.event = real_event->device_event; | |||||
| 3716 | ||||||
| 3717 | free(xE); | |||||
| 3718 | return TRUE1; | |||||
| 3719 | } | |||||
| 3720 | ||||||
| 3721 | static BOOL | |||||
| 3722 | CoreGrabInterferes(DeviceIntPtr device, GrabPtr grab) | |||||
| 3723 | { | |||||
| 3724 | DeviceIntPtr other; | |||||
| 3725 | BOOL interfering = FALSE0; | |||||
| 3726 | ||||||
| 3727 | for (other = inputInfo.devices; other; other = other->next) { | |||||
| 3728 | GrabPtr othergrab = other->deviceGrab.grab; | |||||
| 3729 | ||||||
| 3730 | if (othergrab && othergrab->grabtype == CORE && | |||||
| 3731 | SameClient(grab, rClient(othergrab))((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == ((clients[ ((int)((((othergrab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]))->clientAsMask) && | |||||
| 3732 | ((IsPointerDevice(grab->device) && | |||||
| 3733 | IsPointerDevice(othergrab->device)) || | |||||
| 3734 | (IsKeyboardDevice(grab->device) && | |||||
| 3735 | IsKeyboardDevice(othergrab->device)))) { | |||||
| 3736 | interfering = TRUE1; | |||||
| 3737 | break; | |||||
| 3738 | } | |||||
| 3739 | } | |||||
| 3740 | ||||||
| 3741 | return interfering; | |||||
| 3742 | } | |||||
| 3743 | ||||||
| 3744 | enum MatchFlags { | |||||
| 3745 | NO_MATCH = 0x0, | |||||
| 3746 | CORE_MATCH = 0x1, | |||||
| 3747 | XI_MATCH = 0x2, | |||||
| 3748 | XI2_MATCH = 0x4, | |||||
| 3749 | }; | |||||
| 3750 | ||||||
| 3751 | /** | |||||
| 3752 | * Match the grab against the temporary grab on the given input level. | |||||
| 3753 | * Modifies the temporary grab pointer. | |||||
| 3754 | * | |||||
| 3755 | * @param grab The grab to match against | |||||
| 3756 | * @param tmp The temporary grab to use for matching | |||||
| 3757 | * @param level The input level we want to match on | |||||
| 3758 | * @param event_type Wire protocol event type | |||||
| 3759 | * | |||||
| 3760 | * @return The respective matched flag or 0 for no match | |||||
| 3761 | */ | |||||
| 3762 | static enum MatchFlags | |||||
| 3763 | MatchForType(const GrabPtr grab, GrabPtr tmp, enum InputLevel level, | |||||
| 3764 | int event_type) | |||||
| 3765 | { | |||||
| 3766 | enum MatchFlags match; | |||||
| 3767 | BOOL ignore_device = FALSE0; | |||||
| 3768 | int grabtype; | |||||
| 3769 | int evtype; | |||||
| 3770 | ||||||
| 3771 | switch (level) { | |||||
| 3772 | case XI2: | |||||
| 3773 | grabtype = XI2; | |||||
| 3774 | evtype = GetXI2Type(event_type); | |||||
| 3775 | BUG_WARN(!evtype)do { if (!evtype) { ErrorFSigSafe("BUG: triggered 'if (" "!evtype" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 3775 , __func__); if (0) ErrorFSigSafe(((void*)0)); xorg_backtrace (); } } while(0); | |||||
| 3776 | match = XI2_MATCH; | |||||
| 3777 | break; | |||||
| 3778 | case XI: | |||||
| 3779 | grabtype = XI; | |||||
| 3780 | evtype = GetXIType(event_type); | |||||
| 3781 | match = XI_MATCH; | |||||
| 3782 | break; | |||||
| 3783 | case CORE: | |||||
| 3784 | grabtype = CORE; | |||||
| 3785 | evtype = GetCoreType(event_type); | |||||
| 3786 | match = CORE_MATCH; | |||||
| 3787 | ignore_device = TRUE1; | |||||
| 3788 | break; | |||||
| 3789 | default: | |||||
| 3790 | return NO_MATCH; | |||||
| 3791 | } | |||||
| 3792 | ||||||
| 3793 | tmp->grabtype = grabtype; | |||||
| 3794 | tmp->type = evtype; | |||||
| 3795 | ||||||
| 3796 | if (tmp->type && GrabMatchesSecond(tmp, grab, ignore_device)) | |||||
| 3797 | return match; | |||||
| 3798 | ||||||
| 3799 | return NO_MATCH; | |||||
| 3800 | } | |||||
| 3801 | ||||||
| 3802 | /** | |||||
| 3803 | * Check an individual grab against an event to determine if a passive grab | |||||
| 3804 | * should be activated. | |||||
| 3805 | * | |||||
| 3806 | * @param device The device of the event to check. | |||||
| 3807 | * @param grab The grab to check. | |||||
| 3808 | * @param event The current device event. | |||||
| 3809 | * @param checkCore Check for core grabs too. | |||||
| 3810 | * @param tempGrab A pre-allocated temporary grab record for matching. This | |||||
| 3811 | * must have the window and device values filled in. | |||||
| 3812 | * | |||||
| 3813 | * @return Whether the grab matches the event. | |||||
| 3814 | */ | |||||
| 3815 | static Bool | |||||
| 3816 | CheckPassiveGrab(DeviceIntPtr device, GrabPtr grab, InternalEvent *event, | |||||
| 3817 | Bool checkCore, GrabPtr tempGrab) | |||||
| 3818 | { | |||||
| 3819 | DeviceIntPtr gdev; | |||||
| 3820 | XkbSrvInfoPtr xkbi = NULL((void*)0); | |||||
| 3821 | enum MatchFlags match = 0; | |||||
| 3822 | int emulated_type = 0; | |||||
| 3823 | ||||||
| 3824 | gdev = grab->modifierDevice; | |||||
| 3825 | if (grab->grabtype == CORE) { | |||||
| 3826 | gdev = GetMaster(device, KEYBOARD_OR_FLOAT5); | |||||
| 3827 | } | |||||
| 3828 | else if (grab->grabtype == XI2) { | |||||
| 3829 | /* if the device is an attached slave device, gdev must be the | |||||
| 3830 | * attached master keyboard. Since the slave may have been | |||||
| 3831 | * reattached after the grab, the modifier device may not be the | |||||
| 3832 | * same. */ | |||||
| 3833 | if (!IsMaster(grab->device) && !IsFloating(device)) | |||||
| 3834 | gdev = GetMaster(device, MASTER_KEYBOARD2); | |||||
| 3835 | } | |||||
| 3836 | ||||||
| 3837 | if (gdev && gdev->key) | |||||
| 3838 | xkbi = gdev->key->xkbInfo; | |||||
| 3839 | tempGrab->modifierDevice = grab->modifierDevice; | |||||
| 3840 | tempGrab->modifiersDetail.exact = xkbi ? xkbi->state.grab_mods : 0; | |||||
| 3841 | ||||||
| 3842 | /* Check for XI2 and XI grabs first */ | |||||
| 3843 | match = MatchForType(grab, tempGrab, XI2, event->any.type); | |||||
| 3844 | ||||||
| 3845 | if (!match && IsTouchEvent(event) && | |||||
| 3846 | (event->device_event.flags & TOUCH_POINTER_EMULATED(1 << 5))) { | |||||
| 3847 | emulated_type = TouchGetPointerEventType(event); | |||||
| 3848 | match = MatchForType(grab, tempGrab, XI2, emulated_type); | |||||
| 3849 | } | |||||
| 3850 | ||||||
| 3851 | if (!match) | |||||
| 3852 | match = MatchForType(grab, tempGrab, XI, event->any.type); | |||||
| 3853 | ||||||
| 3854 | if (!match && emulated_type) | |||||
| 3855 | match = MatchForType(grab, tempGrab, XI, emulated_type); | |||||
| 3856 | ||||||
| 3857 | if (!match && checkCore) { | |||||
| 3858 | match = MatchForType(grab, tempGrab, CORE, event->any.type); | |||||
| 3859 | if (!match && emulated_type) | |||||
| 3860 | match = MatchForType(grab, tempGrab, CORE, emulated_type); | |||||
| 3861 | } | |||||
| 3862 | ||||||
| 3863 | if (!match || (grab->confineTo && | |||||
| 3864 | (!grab->confineTo->realized || | |||||
| 3865 | !BorderSizeNotEmpty(device, grab->confineTo)))) | |||||
| 3866 | return FALSE0; | |||||
| 3867 | ||||||
| 3868 | /* In some cases a passive core grab may exist, but the client | |||||
| 3869 | * already has a core grab on some other device. In this case we | |||||
| 3870 | * must not get the grab, otherwise we may never ungrab the | |||||
| 3871 | * device. | |||||
| 3872 | */ | |||||
| 3873 | ||||||
| 3874 | if (grab->grabtype == CORE) { | |||||
| 3875 | /* A passive grab may have been created for a different device | |||||
| 3876 | than it is assigned to at this point in time. | |||||
| 3877 | Update the grab's device and modifier device to reflect the | |||||
| 3878 | current state. | |||||
| 3879 | Since XGrabDeviceButton requires to specify the | |||||
| 3880 | modifierDevice explicitly, we don't override this choice. | |||||
| 3881 | */ | |||||
| 3882 | if (grab->type < GenericEvent35) { | |||||
| 3883 | grab->device = device; | |||||
| 3884 | grab->modifierDevice = GetMaster(device, MASTER_KEYBOARD2); | |||||
| 3885 | } | |||||
| 3886 | ||||||
| 3887 | if (CoreGrabInterferes(device, grab)) | |||||
| 3888 | return FALSE0; | |||||
| 3889 | } | |||||
| 3890 | ||||||
| 3891 | return TRUE1; | |||||
| 3892 | } | |||||
| 3893 | ||||||
| 3894 | /** | |||||
| 3895 | * "CheckPassiveGrabsOnWindow" checks to see if the event passed in causes a | |||||
| 3896 | * passive grab set on the window to be activated. | |||||
| 3897 | * If activate is true and a passive grab is found, it will be activated, | |||||
| 3898 | * and the event will be delivered to the client. | |||||
| 3899 | * | |||||
| 3900 | * @param pWin The window that may be subject to a passive grab. | |||||
| 3901 | * @param device Device that caused the event. | |||||
| 3902 | * @param event The current device event. | |||||
| 3903 | * @param checkCore Check for core grabs too. | |||||
| 3904 | * @param activate If a grab is found, activate it and deliver the event. | |||||
| 3905 | */ | |||||
| 3906 | ||||||
| 3907 | GrabPtr | |||||
| 3908 | CheckPassiveGrabsOnWindow(WindowPtr pWin, | |||||
| 3909 | DeviceIntPtr device, | |||||
| 3910 | InternalEvent *event, BOOL checkCore, BOOL activate) | |||||
| 3911 | { | |||||
| 3912 | GrabPtr grab = wPassiveGrabs(pWin)((pWin)->optional ? (pWin)->optional->passiveGrabs : ((void*)0)); | |||||
| 3913 | GrabPtr tempGrab; | |||||
| 3914 | ||||||
| 3915 | if (!grab) | |||||
| 3916 | return NULL((void*)0); | |||||
| 3917 | ||||||
| 3918 | tempGrab = AllocGrab(NULL((void*)0)); | |||||
| 3919 | if (tempGrab == NULL((void*)0)) | |||||
| 3920 | return NULL((void*)0); | |||||
| 3921 | ||||||
| 3922 | /* Fill out the grab details, but leave the type for later before | |||||
| 3923 | * comparing */ | |||||
| 3924 | switch (event->any.type) { | |||||
| 3925 | case ET_KeyPress: | |||||
| 3926 | case ET_KeyRelease: | |||||
| 3927 | tempGrab->detail.exact = event->device_event.detail.key; | |||||
| 3928 | break; | |||||
| 3929 | case ET_ButtonPress: | |||||
| 3930 | case ET_ButtonRelease: | |||||
| 3931 | case ET_TouchBegin: | |||||
| 3932 | case ET_TouchEnd: | |||||
| 3933 | tempGrab->detail.exact = event->device_event.detail.button; | |||||
| 3934 | break; | |||||
| 3935 | default: | |||||
| 3936 | tempGrab->detail.exact = 0; | |||||
| 3937 | break; | |||||
| 3938 | } | |||||
| 3939 | tempGrab->window = pWin; | |||||
| 3940 | tempGrab->device = device; | |||||
| 3941 | tempGrab->detail.pMask = NULL((void*)0); | |||||
| 3942 | tempGrab->modifiersDetail.pMask = NULL((void*)0); | |||||
| 3943 | tempGrab->next = NULL((void*)0); | |||||
| 3944 | ||||||
| 3945 | for (; grab; grab = grab->next) { | |||||
| 3946 | if (!CheckPassiveGrab(device, grab, event, checkCore, tempGrab)) | |||||
| 3947 | continue; | |||||
| 3948 | ||||||
| 3949 | if (activate && !ActivatePassiveGrab(device, grab, event, event)) | |||||
| 3950 | continue; | |||||
| 3951 | ||||||
| 3952 | break; | |||||
| 3953 | } | |||||
| 3954 | ||||||
| 3955 | FreeGrab(tempGrab); | |||||
| 3956 | return grab; | |||||
| 3957 | } | |||||
| 3958 | ||||||
| 3959 | /** | |||||
| 3960 | * CheckDeviceGrabs handles both keyboard and pointer events that may cause | |||||
| 3961 | * a passive grab to be activated. | |||||
| 3962 | * | |||||
| 3963 | * If the event is a keyboard event, the ancestors of the focus window are | |||||
| 3964 | * traced down and tried to see if they have any passive grabs to be | |||||
| 3965 | * activated. If the focus window itself is reached and it's descendants | |||||
| 3966 | * contain the pointer, the ancestors of the window that the pointer is in | |||||
| 3967 | * are then traced down starting at the focus window, otherwise no grabs are | |||||
| 3968 | * activated. | |||||
| 3969 | * If the event is a pointer event, the ancestors of the window that the | |||||
| 3970 | * pointer is in are traced down starting at the root until CheckPassiveGrabs | |||||
| 3971 | * causes a passive grab to activate or all the windows are | |||||
| 3972 | * tried. PRH | |||||
| 3973 | * | |||||
| 3974 | * If a grab is activated, the event has been sent to the client already! | |||||
| 3975 | * | |||||
| 3976 | * The event we pass in must always be an XI event. From this, we then emulate | |||||
| 3977 | * the core event and then check for grabs. | |||||
| 3978 | * | |||||
| 3979 | * @param device The device that caused the event. | |||||
| 3980 | * @param xE The event to handle (Device{Button|Key}Press). | |||||
| 3981 | * @param count Number of events in list. | |||||
| 3982 | * @return TRUE if a grab has been activated or false otherwise. | |||||
| 3983 | */ | |||||
| 3984 | ||||||
| 3985 | Bool | |||||
| 3986 | CheckDeviceGrabs(DeviceIntPtr device, DeviceEvent *event, WindowPtr ancestor) | |||||
| 3987 | { | |||||
| 3988 | int i; | |||||
| 3989 | WindowPtr pWin = NULL((void*)0); | |||||
| 3990 | FocusClassPtr focus = | |||||
| 3991 | IsPointerEvent((InternalEvent *) event) ? NULL((void*)0) : device->focus; | |||||
| 3992 | BOOL sendCore = (IsMaster(device) && device->coreEvents); | |||||
| 3993 | Bool ret = FALSE0; | |||||
| 3994 | ||||||
| 3995 | if (event->type != ET_ButtonPress && event->type != ET_KeyPress) | |||||
| 3996 | return FALSE0; | |||||
| 3997 | ||||||
| 3998 | if (event->type == ET_ButtonPress && (device->button->buttonsDown != 1)) | |||||
| 3999 | return FALSE0; | |||||
| 4000 | ||||||
| 4001 | if (device->deviceGrab.grab) | |||||
| 4002 | return FALSE0; | |||||
| 4003 | ||||||
| 4004 | i = 0; | |||||
| 4005 | if (ancestor) { | |||||
| 4006 | while (i < device->spriteInfo->sprite->spriteTraceGood) | |||||
| 4007 | if (device->spriteInfo->sprite->spriteTrace[i++] == ancestor) | |||||
| 4008 | break; | |||||
| 4009 | if (i == device->spriteInfo->sprite->spriteTraceGood) | |||||
| 4010 | goto out; | |||||
| 4011 | } | |||||
| 4012 | ||||||
| 4013 | if (focus) { | |||||
| 4014 | for (; i < focus->traceGood; i++) { | |||||
| 4015 | pWin = focus->trace[i]; | |||||
| 4016 | if (CheckPassiveGrabsOnWindow(pWin, device, (InternalEvent *) event, | |||||
| 4017 | sendCore, TRUE1)) { | |||||
| 4018 | ret = TRUE1; | |||||
| 4019 | goto out; | |||||
| 4020 | } | |||||
| 4021 | } | |||||
| 4022 | ||||||
| 4023 | if ((focus->win == NoneWin((WindowPtr)0L)) || | |||||
| 4024 | (i >= device->spriteInfo->sprite->spriteTraceGood) || | |||||
| 4025 | (pWin && pWin != device->spriteInfo->sprite->spriteTrace[i - 1])) | |||||
| 4026 | goto out; | |||||
| 4027 | } | |||||
| 4028 | ||||||
| 4029 | for (; i < device->spriteInfo->sprite->spriteTraceGood; i++) { | |||||
| 4030 | pWin = device->spriteInfo->sprite->spriteTrace[i]; | |||||
| 4031 | if (CheckPassiveGrabsOnWindow(pWin, device, (InternalEvent *) event, | |||||
| 4032 | sendCore, TRUE1)) { | |||||
| 4033 | ret = TRUE1; | |||||
| 4034 | goto out; | |||||
| 4035 | } | |||||
| 4036 | } | |||||
| 4037 | ||||||
| 4038 | out: | |||||
| 4039 | if (ret == TRUE1 && event->type == ET_KeyPress) | |||||
| 4040 | device->deviceGrab.activatingKey = event->detail.key; | |||||
| 4041 | return ret; | |||||
| 4042 | } | |||||
| 4043 | ||||||
| 4044 | /** | |||||
| 4045 | * Called for keyboard events to deliver event to whatever client owns the | |||||
| 4046 | * focus. | |||||
| 4047 | * | |||||
| 4048 | * The event is delivered to the keyboard's focus window, the root window or | |||||
| 4049 | * to the window owning the input focus. | |||||
| 4050 | * | |||||
| 4051 | * @param keybd The keyboard originating the event. | |||||
| 4052 | * @param event The event, not yet in wire format. | |||||
| 4053 | * @param window Window underneath the sprite. | |||||
| 4054 | */ | |||||
| 4055 | void | |||||
| 4056 | DeliverFocusedEvent(DeviceIntPtr keybd, InternalEvent *event, WindowPtr window) | |||||
| 4057 | { | |||||
| 4058 | DeviceIntPtr ptr; | |||||
| 4059 | WindowPtr focus = keybd->focus->win; | |||||
| 4060 | BOOL sendCore = (IsMaster(keybd) && keybd->coreEvents); | |||||
| 4061 | xEvent *core = NULL((void*)0), *xE = NULL((void*)0), *xi2 = NULL((void*)0); | |||||
| 4062 | int count, rc; | |||||
| 4063 | int deliveries = 0; | |||||
| 4064 | ||||||
| 4065 | if (focus == FollowKeyboardWin((WindowPtr) 3)) | |||||
| 4066 | focus = inputInfo.keyboard->focus->win; | |||||
| 4067 | if (!focus) | |||||
| 4068 | return; | |||||
| 4069 | if (focus == PointerRootWin((WindowPtr)1L)) { | |||||
| 4070 | DeliverDeviceEvents(window, event, NullGrab((GrabPtr)((void*)0)), NullWindow((WindowPtr) 0), keybd); | |||||
| 4071 | return; | |||||
| 4072 | } | |||||
| 4073 | if ((focus == window) || IsParent(focus, window)) { | |||||
| 4074 | if (DeliverDeviceEvents(window, event, NullGrab((GrabPtr)((void*)0)), focus, keybd)) | |||||
| 4075 | return; | |||||
| 4076 | } | |||||
| 4077 | ||||||
| 4078 | /* just deliver it to the focus window */ | |||||
| 4079 | ptr = GetMaster(keybd, POINTER_OR_FLOAT6); | |||||
| 4080 | ||||||
| 4081 | rc = EventToXI2(event, &xi2); | |||||
| 4082 | if (rc == Success0) { | |||||
| 4083 | /* XXX: XACE */ | |||||
| 4084 | int filter = GetEventFilter(keybd, xi2); | |||||
| 4085 | ||||||
| 4086 | FixUpEventFromWindow(ptr->spriteInfo->sprite, xi2, focus, None0L, FALSE0); | |||||
| 4087 | deliveries = DeliverEventsToWindow(keybd, focus, xi2, 1, | |||||
| 4088 | filter, NullGrab((GrabPtr)((void*)0))); | |||||
| 4089 | if (deliveries > 0) | |||||
| 4090 | goto unwind; | |||||
| 4091 | } | |||||
| 4092 | else if (rc != BadMatch8) | |||||
| 4093 | ErrorF | |||||
| 4094 | ("[dix] %s: XI2 conversion failed in DFE (%d, %d). Skipping delivery.\n", | |||||
| 4095 | keybd->name, event->any.type, rc); | |||||
| 4096 | ||||||
| 4097 | rc = EventToXI(event, &xE, &count); | |||||
| 4098 | if (rc == Success0 && | |||||
| 4099 | XaceHook(XACE_SEND_ACCESS5, NULL((void*)0), keybd, focus, xE, count) == Success0) { | |||||
| 4100 | FixUpEventFromWindow(ptr->spriteInfo->sprite, xE, focus, None0L, FALSE0); | |||||
| 4101 | deliveries = DeliverEventsToWindow(keybd, focus, xE, count, | |||||
| 4102 | GetEventFilter(keybd, xE), NullGrab((GrabPtr)((void*)0))); | |||||
| 4103 | ||||||
| 4104 | if (deliveries > 0) | |||||
| 4105 | goto unwind; | |||||
| 4106 | } | |||||
| 4107 | else if (rc != BadMatch8) | |||||
| 4108 | ErrorF | |||||
| 4109 | ("[dix] %s: XI conversion failed in DFE (%d, %d). Skipping delivery.\n", | |||||
| 4110 | keybd->name, event->any.type, rc); | |||||
| 4111 | ||||||
| 4112 | if (sendCore) { | |||||
| 4113 | rc = EventToCore(event, &core, &count); | |||||
| 4114 | if (rc == Success0) { | |||||
| 4115 | if (XaceHook(XACE_SEND_ACCESS5, NULL((void*)0), keybd, focus, core, count) == | |||||
| 4116 | Success0) { | |||||
| 4117 | FixUpEventFromWindow(keybd->spriteInfo->sprite, core, focus, | |||||
| 4118 | None0L, FALSE0); | |||||
| 4119 | deliveries = | |||||
| 4120 | DeliverEventsToWindow(keybd, focus, core, count, | |||||
| 4121 | GetEventFilter(keybd, core), | |||||
| 4122 | NullGrab((GrabPtr)((void*)0))); | |||||
| 4123 | } | |||||
| 4124 | } | |||||
| 4125 | else if (rc != BadMatch8) | |||||
| 4126 | ErrorF | |||||
| 4127 | ("[dix] %s: core conversion failed DFE (%d, %d). Skipping delivery.\n", | |||||
| 4128 | keybd->name, event->any.type, rc); | |||||
| 4129 | } | |||||
| 4130 | ||||||
| 4131 | unwind: | |||||
| 4132 | free(core); | |||||
| 4133 | free(xE); | |||||
| 4134 | free(xi2); | |||||
| 4135 | return; | |||||
| 4136 | } | |||||
| 4137 | ||||||
| 4138 | int | |||||
| 4139 | DeliverOneGrabbedEvent(InternalEvent *event, DeviceIntPtr dev, | |||||
| 4140 | enum InputLevel level) | |||||
| 4141 | { | |||||
| 4142 | SpritePtr pSprite = dev->spriteInfo->sprite; | |||||
| 4143 | int rc; | |||||
| 4144 | xEvent *xE = NULL((void*)0); | |||||
| 4145 | int count = 0; | |||||
| 4146 | int deliveries = 0; | |||||
| 4147 | Mask mask; | |||||
| 4148 | GrabInfoPtr grabinfo = &dev->deviceGrab; | |||||
| 4149 | GrabPtr grab = grabinfo->grab; | |||||
| 4150 | Mask filter; | |||||
| 4151 | ||||||
| 4152 | if (grab->grabtype != level) | |||||
| 4153 | return 0; | |||||
| 4154 | ||||||
| 4155 | switch (level) { | |||||
| 4156 | case XI2: | |||||
| 4157 | rc = EventToXI2(event, &xE); | |||||
| 4158 | count = 1; | |||||
| 4159 | if (rc == Success0) { | |||||
| 4160 | int evtype = xi2_get_type(xE); | |||||
| 4161 | ||||||
| 4162 | mask = GetXI2MaskByte(grab->xi2mask, dev, evtype); | |||||
| 4163 | filter = GetEventFilter(dev, xE); | |||||
| 4164 | } | |||||
| 4165 | break; | |||||
| 4166 | case XI: | |||||
| 4167 | if (grabinfo->fromPassiveGrab && grabinfo->implicitGrab) | |||||
| 4168 | mask = grab->deviceMask; | |||||
| 4169 | else | |||||
| 4170 | mask = grab->eventMask; | |||||
| 4171 | rc = EventToXI(event, &xE, &count); | |||||
| 4172 | if (rc == Success0) | |||||
| 4173 | filter = GetEventFilter(dev, xE); | |||||
| 4174 | break; | |||||
| 4175 | case CORE: | |||||
| 4176 | rc = EventToCore(event, &xE, &count); | |||||
| 4177 | mask = grab->eventMask; | |||||
| 4178 | if (rc == Success0) | |||||
| 4179 | filter = GetEventFilter(dev, xE); | |||||
| 4180 | break; | |||||
| 4181 | default: | |||||
| 4182 | BUG_WARN_MSG(1, "Invalid input level %d\n", level)do { if (1) { ErrorFSigSafe("BUG: triggered 'if (" "1" ")'\n" ); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 4182, __func__ ); if (1) ErrorFSigSafe("Invalid input level %d\n", level); xorg_backtrace (); } } while(0); | |||||
| 4183 | return 0; | |||||
| 4184 | } | |||||
| 4185 | ||||||
| 4186 | if (rc == Success0) { | |||||
| 4187 | FixUpEventFromWindow(pSprite, xE, grab->window, None0L, TRUE1); | |||||
| 4188 | if (XaceHook(XACE_SEND_ACCESS5, 0, dev, | |||||
| 4189 | grab->window, xE, count) || | |||||
| 4190 | XaceHook(XACE_RECEIVE_ACCESS6, rClient(grab)(clients[((int)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), | |||||
| 4191 | grab->window, xE, count)) | |||||
| 4192 | deliveries = 1; /* don't send, but pretend we did */ | |||||
| 4193 | else if (level != CORE || !IsInterferingGrab(rClient(grab)(clients[((int)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), dev, xE)) { | |||||
| 4194 | deliveries = TryClientEvents(rClient(grab)(clients[((int)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), dev, | |||||
| 4195 | xE, count, mask, filter, grab); | |||||
| 4196 | } | |||||
| 4197 | } | |||||
| 4198 | else | |||||
| 4199 | BUG_WARN_MSG(rc != BadMatch,do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 4201 , __func__); if (1) ErrorFSigSafe("%s: conversion to mode %d failed on %d with %d\n" , dev->name, level, event->any.type, rc); xorg_backtrace (); } } while(0) | |||||
| 4200 | "%s: conversion to mode %d failed on %d with %d\n",do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 4201 , __func__); if (1) ErrorFSigSafe("%s: conversion to mode %d failed on %d with %d\n" , dev->name, level, event->any.type, rc); xorg_backtrace (); } } while(0) | |||||
| 4201 | dev->name, level, event->any.type, rc)do { if (rc != 8) { ErrorFSigSafe("BUG: triggered 'if (" "rc != 8" ")'\n"); ErrorFSigSafe("BUG: %s:%u in %s()\n", "events.c", 4201 , __func__); if (1) ErrorFSigSafe("%s: conversion to mode %d failed on %d with %d\n" , dev->name, level, event->any.type, rc); xorg_backtrace (); } } while(0); | |||||
| 4202 | ||||||
| 4203 | free(xE); | |||||
| 4204 | return deliveries; | |||||
| 4205 | } | |||||
| 4206 | ||||||
| 4207 | /** | |||||
| 4208 | * Deliver an event from a device that is currently grabbed. Uses | |||||
| 4209 | * DeliverDeviceEvents() for further delivery if a ownerEvents is set on the | |||||
| 4210 | * grab. If not, TryClientEvents() is used. | |||||
| 4211 | * | |||||
| 4212 | * @param deactivateGrab True if the device's grab should be deactivated. | |||||
| 4213 | * | |||||
| 4214 | * @return The number of events delivered. | |||||
| 4215 | */ | |||||
| 4216 | int | |||||
| 4217 | DeliverGrabbedEvent(InternalEvent *event, DeviceIntPtr thisDev, | |||||
| 4218 | Bool deactivateGrab) | |||||
| 4219 | { | |||||
| 4220 | GrabPtr grab; | |||||
| 4221 | GrabInfoPtr grabinfo; | |||||
| 4222 | int deliveries = 0; | |||||
| 4223 | DeviceIntPtr dev; | |||||
| 4224 | SpritePtr pSprite = thisDev->spriteInfo->sprite; | |||||
| 4225 | BOOL sendCore = FALSE0; | |||||
| 4226 | ||||||
| 4227 | grabinfo = &thisDev->deviceGrab; | |||||
| 4228 | grab = grabinfo->grab; | |||||
| 4229 | ||||||
| 4230 | if (grab->ownerEvents) { | |||||
| 4231 | WindowPtr focus; | |||||
| 4232 | ||||||
| 4233 | /* Hack: Some pointer device have a focus class. So we need to check | |||||
| 4234 | * for the type of event, to see if we really want to deliver it to | |||||
| 4235 | * the focus window. For pointer events, the answer is no. | |||||
| 4236 | */ | |||||
| 4237 | if (IsPointerEvent(event)) | |||||
| 4238 | focus = PointerRootWin((WindowPtr)1L); | |||||
| 4239 | else if (thisDev->focus) { | |||||
| 4240 | focus = thisDev->focus->win; | |||||
| 4241 | if (focus == FollowKeyboardWin((WindowPtr) 3)) | |||||
| 4242 | focus = inputInfo.keyboard->focus->win; | |||||
| 4243 | } | |||||
| 4244 | else | |||||
| 4245 | focus = PointerRootWin((WindowPtr)1L); | |||||
| 4246 | if (focus == PointerRootWin((WindowPtr)1L)) | |||||
| 4247 | deliveries = DeliverDeviceEvents(pSprite->win, event, grab, | |||||
| 4248 | NullWindow((WindowPtr) 0), thisDev); | |||||
| 4249 | else if (focus && (focus == pSprite->win || | |||||
| 4250 | IsParent(focus, pSprite->win))) | |||||
| 4251 | deliveries = DeliverDeviceEvents(pSprite->win, event, grab, focus, | |||||
| 4252 | thisDev); | |||||
| 4253 | else if (focus) | |||||
| 4254 | deliveries = DeliverDeviceEvents(focus, event, grab, focus, | |||||
| 4255 | thisDev); | |||||
| 4256 | } | |||||
| 4257 | if (!deliveries) { | |||||
| 4258 | sendCore = (IsMaster(thisDev) && thisDev->coreEvents); | |||||
| 4259 | /* try core event */ | |||||
| 4260 | if ((sendCore && grab->grabtype == CORE) || grab->grabtype != CORE) | |||||
| 4261 | deliveries = DeliverOneGrabbedEvent(event, thisDev, grab->grabtype); | |||||
| 4262 | ||||||
| 4263 | if (deliveries && (event->any.type == ET_Motion)) | |||||
| 4264 | thisDev->valuator->motionHintWindow = grab->window; | |||||
| 4265 | } | |||||
| 4266 | if (deliveries && !deactivateGrab && | |||||
| 4267 | (event->any.type == ET_KeyPress || | |||||
| 4268 | event->any.type == ET_KeyRelease || | |||||
| 4269 | event->any.type == ET_ButtonPress || | |||||
| 4270 | event->any.type == ET_ButtonRelease)) { | |||||
| 4271 | switch (grabinfo->sync.state) { | |||||
| 4272 | case FREEZE_BOTH_NEXT_EVENT4: | |||||
| 4273 | dev = GetPairedDevice(thisDev); | |||||
| 4274 | if (dev) { | |||||
| 4275 | FreezeThaw(dev, TRUE1); | |||||
| 4276 | if ((dev->deviceGrab.sync.state == FREEZE_BOTH_NEXT_EVENT4) && | |||||
| 4277 | (CLIENT_BITS(grab->resource)((grab->resource) & (((1 << ResourceClientBits() ) - 1) << (29 - ResourceClientBits()))) == | |||||
| 4278 | CLIENT_BITS(dev->deviceGrab.grab->resource)((dev->deviceGrab.grab->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))))) | |||||
| 4279 | dev->deviceGrab.sync.state = FROZEN_NO_EVENT5; | |||||
| 4280 | else | |||||
| 4281 | dev->deviceGrab.sync.other = grab; | |||||
| 4282 | } | |||||
| 4283 | /* fall through */ | |||||
| 4284 | case FREEZE_NEXT_EVENT3: | |||||
| 4285 | grabinfo->sync.state = FROZEN_WITH_EVENT6; | |||||
| 4286 | FreezeThaw(thisDev, TRUE1); | |||||
| 4287 | *grabinfo->sync.event = event->device_event; | |||||
| 4288 | break; | |||||
| 4289 | } | |||||
| 4290 | } | |||||
| 4291 | ||||||
| 4292 | return deliveries; | |||||
| 4293 | } | |||||
| 4294 | ||||||
| 4295 | /* This function is used to set the key pressed or key released state - | |||||
| 4296 | this is only used when the pressing of keys does not cause | |||||
| 4297 | the device's processInputProc to be called, as in for example Mouse Keys. | |||||
| 4298 | */ | |||||
| 4299 | void | |||||
| 4300 | FixKeyState(DeviceEvent *event, DeviceIntPtr keybd) | |||||
| 4301 | { | |||||
| 4302 | int key = event->detail.key; | |||||
| 4303 | ||||||
| 4304 | if (event->type == ET_KeyPress) { | |||||
| 4305 | DebugF("FixKeyState: Key %d %s\n", key, | |||||
| 4306 | ((event->type == ET_KeyPress) ? "down" : "up")); | |||||
| 4307 | } | |||||
| 4308 | ||||||
| 4309 | if (event->type == ET_KeyPress) | |||||
| 4310 | set_key_down(keybd, key, KEY_PROCESSED1); | |||||
| 4311 | else if (event->type == ET_KeyRelease) | |||||
| 4312 | set_key_up(keybd, key, KEY_PROCESSED1); | |||||
| 4313 | else | |||||
| 4314 | FatalError("Impossible keyboard event"); | |||||
| 4315 | } | |||||
| 4316 | ||||||
| 4317 | #define AtMostOneClient((1L<<20) | (1L<<18) | (1L<<2)) \ | |||||
| 4318 | (SubstructureRedirectMask(1L<<20) | ResizeRedirectMask(1L<<18) | ButtonPressMask(1L<<2)) | |||||
| 4319 | #define ManagerMask((1L<<20) | (1L<<18)) \ | |||||
| 4320 | (SubstructureRedirectMask(1L<<20) | ResizeRedirectMask(1L<<18)) | |||||
| 4321 | ||||||
| 4322 | /** | |||||
| 4323 | * Recalculate which events may be deliverable for the given window. | |||||
| 4324 | * Recalculated mask is used for quicker determination which events may be | |||||
| 4325 | * delivered to a window. | |||||
| 4326 | * | |||||
| 4327 | * The otherEventMasks on a WindowOptional is the combination of all event | |||||
| 4328 | * masks set by all clients on the window. | |||||
| 4329 | * deliverableEventMask is the combination of the eventMask and the | |||||
| 4330 | * otherEventMask plus the events that may be propagated to the parent. | |||||
| 4331 | * | |||||
| 4332 | * Traverses to siblings and parents of the window. | |||||
| 4333 | */ | |||||
| 4334 | void | |||||
| 4335 | RecalculateDeliverableEvents(WindowPtr pWin) | |||||
| 4336 | { | |||||
| 4337 | OtherClients *others; | |||||
| 4338 | WindowPtr pChild; | |||||
| 4339 | ||||||
| 4340 | pChild = pWin; | |||||
| 4341 | while (1) { | |||||
| 4342 | if (pChild->optional) { | |||||
| 4343 | pChild->optional->otherEventMasks = 0; | |||||
| 4344 | for (others = wOtherClients(pChild)((pChild)->optional ? (pChild)->optional->otherClients : ((void*)0)); others; others = others->next) { | |||||
| 4345 | pChild->optional->otherEventMasks |= others->mask; | |||||
| 4346 | } | |||||
| 4347 | } | |||||
| 4348 | pChild->deliverableEvents = pChild->eventMask | | |||||
| 4349 | wOtherEventMasks(pChild)((pChild)->optional ? (pChild)->optional->otherEventMasks : 0); | |||||
| 4350 | if (pChild->parent) | |||||
| 4351 | pChild->deliverableEvents |= | |||||
| 4352 | (pChild->parent->deliverableEvents & | |||||
| 4353 | ~wDontPropagateMask(pChild)((pChild)->optional ? (pChild)->optional->dontPropagateMask : DontPropagateMasks[(pChild)->dontPropagate]) & PropagateMask( (1L<<0) | (1L<<1) | (1L<<2) | (1L<< 3) | ( (1L<<6) | (1L<<8) | (1L<<9) | (1L<< 10) | (1L<<11) | (1L<<12) | (1L<<13) ) )); | |||||
| 4354 | if (pChild->firstChild) { | |||||
| 4355 | pChild = pChild->firstChild; | |||||
| 4356 | continue; | |||||
| 4357 | } | |||||
| 4358 | while (!pChild->nextSib && (pChild != pWin)) | |||||
| 4359 | pChild = pChild->parent; | |||||
| 4360 | if (pChild == pWin) | |||||
| 4361 | break; | |||||
| 4362 | pChild = pChild->nextSib; | |||||
| 4363 | } | |||||
| 4364 | } | |||||
| 4365 | ||||||
| 4366 | /** | |||||
| 4367 | * | |||||
| 4368 | * \param value must conform to DeleteType | |||||
| 4369 | */ | |||||
| 4370 | int | |||||
| 4371 | OtherClientGone(void *value, XID id) | |||||
| 4372 | { | |||||
| 4373 | OtherClientsPtr other, prev; | |||||
| 4374 | WindowPtr pWin = (WindowPtr) value; | |||||
| 4375 | ||||||
| 4376 | prev = 0; | |||||
| 4377 | for (other = wOtherClients(pWin)((pWin)->optional ? (pWin)->optional->otherClients : ((void*)0)); other; other = other->next) { | |||||
| 4378 | if (other->resource == id) { | |||||
| 4379 | if (prev) | |||||
| 4380 | prev->next = other->next; | |||||
| 4381 | else { | |||||
| 4382 | if (!(pWin->optional->otherClients = other->next)) | |||||
| 4383 | CheckWindowOptionalNeed(pWin); | |||||
| 4384 | } | |||||
| 4385 | free(other); | |||||
| 4386 | RecalculateDeliverableEvents(pWin); | |||||
| 4387 | return Success0; | |||||
| 4388 | } | |||||
| 4389 | prev = other; | |||||
| 4390 | } | |||||
| 4391 | FatalError("client not on event list"); | |||||
| 4392 | } | |||||
| 4393 | ||||||
| 4394 | int | |||||
| 4395 | EventSelectForWindow(WindowPtr pWin, ClientPtr client, Mask mask) | |||||
| 4396 | { | |||||
| 4397 | Mask check; | |||||
| 4398 | OtherClients *others; | |||||
| 4399 | DeviceIntPtr dev; | |||||
| 4400 | int rc; | |||||
| 4401 | ||||||
| 4402 | if (mask & ~AllEventMasks((1L<<24)|((1L<<24)-1))) { | |||||
| 4403 | client->errorValue = mask; | |||||
| 4404 | return BadValue2; | |||||
| 4405 | } | |||||
| 4406 | check = (mask & ManagerMask((1L<<20) | (1L<<18))); | |||||
| 4407 | if (check) { | |||||
| 4408 | rc = XaceHook(XACE_RESOURCE_ACCESS2, client, pWin->drawable.id, | |||||
| 4409 | RT_WINDOW((RESTYPE)1|((RESTYPE)1<<30)), pWin, RT_NONE((RESTYPE)0), NULL((void*)0), DixManageAccess(1<<25)); | |||||
| 4410 | if (rc != Success0) | |||||
| 4411 | return rc; | |||||
| 4412 | } | |||||
| 4413 | check = (mask & AtMostOneClient((1L<<20) | (1L<<18) | (1L<<2))); | |||||
| 4414 | if (check & (pWin->eventMask | wOtherEventMasks(pWin)((pWin)->optional ? (pWin)->optional->otherEventMasks : 0))) { | |||||
| 4415 | /* It is illegal for two different clients to select on any of the | |||||
| 4416 | events for AtMostOneClient. However, it is OK, for some client to | |||||
| 4417 | continue selecting on one of those events. */ | |||||
| 4418 | if ((wClient(pWin)(clients[((int)((((pWin)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]) != client) && (check & pWin->eventMask)) | |||||
| 4419 | return BadAccess10; | |||||
| 4420 | for (others = wOtherClients(pWin)((pWin)->optional ? (pWin)->optional->otherClients : ((void*)0)); others; others = others->next) { | |||||
| 4421 | if (!SameClient(others, client)((((others)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask) && (check & others->mask)) | |||||
| 4422 | return BadAccess10; | |||||
| 4423 | } | |||||
| 4424 | } | |||||
| 4425 | if (wClient(pWin)(clients[((int)((((pWin)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]) == client) { | |||||
| 4426 | check = pWin->eventMask; | |||||
| 4427 | pWin->eventMask = mask; | |||||
| 4428 | } | |||||
| 4429 | else { | |||||
| 4430 | for (others = wOtherClients(pWin)((pWin)->optional ? (pWin)->optional->otherClients : ((void*)0)); others; others = others->next) { | |||||
| 4431 | if (SameClient(others, client)((((others)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) { | |||||
| 4432 | check = others->mask; | |||||
| 4433 | if (mask == 0) { | |||||
| 4434 | FreeResource(others->resource, RT_NONE((RESTYPE)0)); | |||||
| 4435 | return Success0; | |||||
| 4436 | } | |||||
| 4437 | else | |||||
| 4438 | others->mask = mask; | |||||
| 4439 | goto maskSet; | |||||
| 4440 | } | |||||
| 4441 | } | |||||
| 4442 | check = 0; | |||||
| 4443 | if (!pWin->optional && !MakeWindowOptional(pWin)) | |||||
| 4444 | return BadAlloc11; | |||||
| 4445 | others = malloc(sizeof(OtherClients)); | |||||
| 4446 | if (!others) | |||||
| 4447 | return BadAlloc11; | |||||
| 4448 | others->mask = mask; | |||||
| 4449 | others->resource = FakeClientID(client->index); | |||||
| 4450 | others->next = pWin->optional->otherClients; | |||||
| 4451 | pWin->optional->otherClients = others; | |||||
| 4452 | if (!AddResourceDarwin_X_AddResource(others->resource, RT_OTHERCLIENT((RESTYPE)8|((RESTYPE)1<<29)), (void *) pWin)) | |||||
| 4453 | return BadAlloc11; | |||||
| 4454 | } | |||||
| 4455 | maskSet: | |||||
| 4456 | if ((mask & PointerMotionHintMask(1L<<7)) && !(check & PointerMotionHintMask(1L<<7))) { | |||||
| 4457 | for (dev = inputInfo.devices; dev; dev = dev->next) { | |||||
| 4458 | if (dev->valuator && dev->valuator->motionHintWindow == pWin) | |||||
| 4459 | dev->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
| 4460 | } | |||||
| 4461 | } | |||||
| 4462 | RecalculateDeliverableEvents(pWin); | |||||
| 4463 | return Success0; | |||||
| 4464 | } | |||||
| 4465 | ||||||
| 4466 | int | |||||
| 4467 | EventSuppressForWindow(WindowPtr pWin, ClientPtr client, | |||||
| 4468 | Mask mask, Bool *checkOptional) | |||||
| 4469 | { | |||||
| 4470 | int i, freed; | |||||
| 4471 | ||||||
| 4472 | if (mask & ~PropagateMask( (1L<<0) | (1L<<1) | (1L<<2) | (1L<< 3) | ( (1L<<6) | (1L<<8) | (1L<<9) | (1L<< 10) | (1L<<11) | (1L<<12) | (1L<<13) ) )) { | |||||
| 4473 | client->errorValue = mask; | |||||
| 4474 | return BadValue2; | |||||
| 4475 | } | |||||
| 4476 | if (pWin->dontPropagate) | |||||
| 4477 | DontPropagateRefCnts[pWin->dontPropagate]--; | |||||
| 4478 | if (!mask) | |||||
| 4479 | i = 0; | |||||
| 4480 | else { | |||||
| 4481 | for (i = DNPMCOUNT8, freed = 0; --i > 0;) { | |||||
| 4482 | if (!DontPropagateRefCnts[i]) | |||||
| 4483 | freed = i; | |||||
| 4484 | else if (mask == DontPropagateMasks[i]) | |||||
| 4485 | break; | |||||
| 4486 | } | |||||
| 4487 | if (!i && freed) { | |||||
| 4488 | i = freed; | |||||
| 4489 | DontPropagateMasks[i] = mask; | |||||
| 4490 | } | |||||
| 4491 | } | |||||
| 4492 | if (i || !mask) { | |||||
| 4493 | pWin->dontPropagate = i; | |||||
| 4494 | if (i) | |||||
| 4495 | DontPropagateRefCnts[i]++; | |||||
| 4496 | if (pWin->optional) { | |||||
| 4497 | pWin->optional->dontPropagateMask = mask; | |||||
| 4498 | *checkOptional = TRUE1; | |||||
| 4499 | } | |||||
| 4500 | } | |||||
| 4501 | else { | |||||
| 4502 | if (!pWin->optional && !MakeWindowOptional(pWin)) { | |||||
| 4503 | if (pWin->dontPropagate) | |||||
| 4504 | DontPropagateRefCnts[pWin->dontPropagate]++; | |||||
| 4505 | return BadAlloc11; | |||||
| 4506 | } | |||||
| 4507 | pWin->dontPropagate = 0; | |||||
| 4508 | pWin->optional->dontPropagateMask = mask; | |||||
| 4509 | } | |||||
| 4510 | RecalculateDeliverableEvents(pWin); | |||||
| 4511 | return Success0; | |||||
| 4512 | } | |||||
| 4513 | ||||||
| 4514 | /** | |||||
| 4515 | * Assembles an EnterNotify or LeaveNotify and sends it event to the client. | |||||
| 4516 | * Uses the paired keyboard to get some additional information. | |||||
| 4517 | */ | |||||
| 4518 | void | |||||
| 4519 | CoreEnterLeaveEvent(DeviceIntPtr mouse, | |||||
| 4520 | int type, | |||||
| 4521 | int mode, int detail, WindowPtr pWin, Window child) | |||||
| 4522 | { | |||||
| 4523 | xEvent event = { | |||||
| 4524 | .u.u.type = type, | |||||
| 4525 | .u.u.detail = detail | |||||
| 4526 | }; | |||||
| 4527 | WindowPtr focus; | |||||
| 4528 | DeviceIntPtr keybd; | |||||
| 4529 | GrabPtr grab = mouse->deviceGrab.grab; | |||||
| 4530 | Mask mask; | |||||
| 4531 | ||||||
| 4532 | keybd = GetMaster(mouse, KEYBOARD_OR_FLOAT5); | |||||
| ||||||
| 4533 | ||||||
| 4534 | if ((pWin == mouse->valuator->motionHintWindow) && | |||||
| 4535 | (detail != NotifyInferior2)) | |||||
| 4536 | mouse->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
| 4537 | if (grab) { | |||||
| 4538 | mask = (pWin == grab->window) ? grab->eventMask : 0; | |||||
| 4539 | if (grab->ownerEvents) | |||||
| 4540 | mask |= EventMaskForClient(pWin, rClient(grab)(clients[((int)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))])); | |||||
| 4541 | } | |||||
| 4542 | else { | |||||
| 4543 | mask = pWin->eventMask | wOtherEventMasks(pWin)((pWin)->optional ? (pWin)->optional->otherEventMasks : 0); | |||||
| 4544 | } | |||||
| 4545 | ||||||
| 4546 | event.u.enterLeave.time = currentTime.milliseconds; | |||||
| 4547 | event.u.enterLeave.rootX = mouse->spriteInfo->sprite->hot.x; | |||||
| 4548 | event.u.enterLeave.rootY = mouse->spriteInfo->sprite->hot.y; | |||||
| 4549 | /* Counts on the same initial structure of crossing & button events! */ | |||||
| 4550 | FixUpEventFromWindow(mouse->spriteInfo->sprite, &event, pWin, None0L, FALSE0); | |||||
| 4551 | /* Enter/Leave events always set child */ | |||||
| 4552 | event.u.enterLeave.child = child; | |||||
| 4553 | event.u.enterLeave.flags = event.u.keyButtonPointer.sameScreen ? | |||||
| 4554 | ELFlagSameScreen(1<<1) : 0; | |||||
| 4555 | event.u.enterLeave.state = | |||||
| 4556 | mouse->button ? (mouse->button->state & 0x1f00) : 0; | |||||
| 4557 | if (keybd) | |||||
| 4558 | event.u.enterLeave.state |= | |||||
| 4559 | XkbGrabStateFromRec(&keybd->key->xkbInfo->state)(((((&keybd->key->xkbInfo->state)->group)& 0x3)<<13)|(((&keybd->key->xkbInfo->state)-> grab_mods)&0xff)); | |||||
| 4560 | event.u.enterLeave.mode = mode; | |||||
| 4561 | focus = (keybd) ? keybd->focus->win : None0L; | |||||
| 4562 | if ((focus != NoneWin((WindowPtr)0L)) && | |||||
| 4563 | ((pWin == focus) || (focus == PointerRootWin((WindowPtr)1L)) || IsParent(focus, pWin))) | |||||
| 4564 | event.u.enterLeave.flags |= ELFlagFocus(1<<0); | |||||
| 4565 | ||||||
| 4566 | if ((mask & GetEventFilter(mouse, &event))) { | |||||
| 4567 | if (grab) | |||||
| 4568 | TryClientEvents(rClient(grab)(clients[((int)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), mouse, &event, 1, mask, | |||||
| 4569 | GetEventFilter(mouse, &event), grab); | |||||
| 4570 | else | |||||
| 4571 | DeliverEventsToWindow(mouse, pWin, &event, 1, | |||||
| 4572 | GetEventFilter(mouse, &event), NullGrab((GrabPtr)((void*)0))); | |||||
| 4573 | } | |||||
| 4574 | ||||||
| 4575 | if ((type == EnterNotify7) && (mask & KeymapStateMask(1L<<14))) { | |||||
| 4576 | xKeymapEvent ke = { | |||||
| 4577 | .type = KeymapNotify11 | |||||
| 4578 | }; | |||||
| 4579 | ClientPtr client = grab ? rClient(grab)(clients[((int)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]) : wClient(pWin)(clients[((int)((((pWin)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]); | |||||
| 4580 | int rc; | |||||
| 4581 | ||||||
| 4582 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, keybd, DixReadAccess(1<<0)); | |||||
| 4583 | if (rc == Success0) | |||||
| 4584 | memcpy((char *) &ke.map[0], (char *) &keybd->key->down[1], 31)__builtin___memcpy_chk ((char *) &ke.map[0], (char *) & keybd->key->down[1], 31, __builtin_object_size ((char * ) &ke.map[0], 0)); | |||||
| ||||||
| 4585 | ||||||
| 4586 | if (grab) | |||||
| 4587 | TryClientEvents(rClient(grab)(clients[((int)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), keybd, (xEvent *) &ke, 1, | |||||
| 4588 | mask, KeymapStateMask(1L<<14), grab); | |||||
| 4589 | else | |||||
| 4590 | DeliverEventsToWindow(mouse, pWin, (xEvent *) &ke, 1, | |||||
| 4591 | KeymapStateMask(1L<<14), NullGrab((GrabPtr)((void*)0))); | |||||
| 4592 | } | |||||
| 4593 | } | |||||
| 4594 | ||||||
| 4595 | void | |||||
| 4596 | DeviceEnterLeaveEvent(DeviceIntPtr mouse, | |||||
| 4597 | int sourceid, | |||||
| 4598 | int type, | |||||
| 4599 | int mode, int detail, WindowPtr pWin, Window child) | |||||
| 4600 | { | |||||
| 4601 | GrabPtr grab = mouse->deviceGrab.grab; | |||||
| 4602 | xXIEnterEvent *event; | |||||
| 4603 | WindowPtr focus; | |||||
| 4604 | int filter; | |||||
| 4605 | int btlen, len, i; | |||||
| 4606 | DeviceIntPtr kbd; | |||||
| 4607 | ||||||
| 4608 | if ((mode == XINotifyPassiveGrab4 && type == XI_Leave8) || | |||||
| 4609 | (mode == XINotifyPassiveUngrab5 && type == XI_Enter7)) | |||||
| 4610 | return; | |||||
| 4611 | ||||||
| 4612 | btlen = (mouse->button) ? bits_to_bytes(mouse->button->numButtons) : 0; | |||||
| 4613 | btlen = bytes_to_int32(btlen); | |||||
| 4614 | len = sizeof(xXIEnterEvent) + btlen * 4; | |||||
| 4615 | ||||||
| 4616 | event = calloc(1, len); | |||||
| 4617 | event->type = GenericEvent35; | |||||
| 4618 | event->extension = IReqCode; | |||||
| 4619 | event->evtype = type; | |||||
| 4620 | event->length = (len - sizeof(xEvent)) / 4; | |||||
| 4621 | event->buttons_len = btlen; | |||||
| 4622 | event->detail = detail; | |||||
| 4623 | event->time = currentTime.milliseconds; | |||||
| 4624 | event->deviceid = mouse->id; | |||||
| 4625 | event->sourceid = sourceid; | |||||
| 4626 | event->mode = mode; | |||||
| 4627 | event->root_x = double_to_fp1616(mouse->spriteInfo->sprite->hot.x); | |||||
| 4628 | event->root_y = double_to_fp1616(mouse->spriteInfo->sprite->hot.y); | |||||
| 4629 | ||||||
| 4630 | for (i = 0; mouse && mouse->button && i < mouse->button->numButtons; i++) | |||||
| 4631 | if (BitIsOn(mouse->button->down, i)(!!(((const BYTE *) (mouse->button->down))[(i)>>3 ] & (1 << ((i) & 7))))) | |||||
| 4632 | SetBit(&event[1], i)(((BYTE *) (&event[1]))[(i)>>3] |= (1 << ((i) & 7))); | |||||
| 4633 | ||||||
| 4634 | kbd = GetMaster(mouse, MASTER_KEYBOARD2); | |||||
| 4635 | if (kbd && kbd->key) { | |||||
| 4636 | event->mods.base_mods = kbd->key->xkbInfo->state.base_mods; | |||||
| 4637 | event->mods.latched_mods = kbd->key->xkbInfo->state.latched_mods; | |||||
| 4638 | event->mods.locked_mods = kbd->key->xkbInfo->state.locked_mods; | |||||
| 4639 | ||||||
| 4640 | event->group.base_group = kbd->key->xkbInfo->state.base_group; | |||||
| 4641 | event->group.latched_group = kbd->key->xkbInfo->state.latched_group; | |||||
| 4642 | event->group.locked_group = kbd->key->xkbInfo->state.locked_group; | |||||
| 4643 | } | |||||
| 4644 | ||||||
| 4645 | focus = (kbd) ? kbd->focus->win : None0L; | |||||
| 4646 | if ((focus != NoneWin((WindowPtr)0L)) && | |||||
| 4647 | ((pWin == focus) || (focus == PointerRootWin((WindowPtr)1L)) || IsParent(focus, pWin))) | |||||
| 4648 | event->focus = TRUE1; | |||||
| 4649 | ||||||
| 4650 | FixUpEventFromWindow(mouse->spriteInfo->sprite, (xEvent *) event, pWin, | |||||
| 4651 | None0L, FALSE0); | |||||
| 4652 | ||||||
| 4653 | filter = GetEventFilter(mouse, (xEvent *) event); | |||||
| 4654 | ||||||
| 4655 | if (grab && grab->grabtype == XI2) { | |||||
| 4656 | Mask mask; | |||||
| 4657 | ||||||
| 4658 | mask = xi2mask_isset(grab->xi2mask, mouse, type); | |||||
| 4659 | TryClientEvents(rClient(grab)(clients[((int)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits())))]), mouse, (xEvent *) event, 1, mask, 1, | |||||
| 4660 | grab); | |||||
| 4661 | } | |||||
| 4662 | else { | |||||
| 4663 | if (!WindowXI2MaskIsset(mouse, pWin, (xEvent *) event)) | |||||
| 4664 | goto out; | |||||
| 4665 | DeliverEventsToWindow(mouse, pWin, (xEvent *) event, 1, filter, | |||||
| 4666 | NullGrab((GrabPtr)((void*)0))); | |||||
| 4667 | } | |||||
| 4668 | ||||||
| 4669 | out: | |||||
| 4670 | free(event); | |||||
| 4671 | } | |||||
| 4672 | ||||||
| 4673 | void | |||||
| 4674 | CoreFocusEvent(DeviceIntPtr dev, int type, int mode, int detail, WindowPtr pWin) | |||||
| 4675 | { | |||||
| 4676 | xEvent event = { | |||||
| 4677 | .u.u.type = type, | |||||
| 4678 | .u.u.detail = detail | |||||
| 4679 | }; | |||||
| 4680 | event.u.focus.mode = mode; | |||||
| 4681 | event.u.focus.window = pWin->drawable.id; | |||||
| 4682 | ||||||
| 4683 | DeliverEventsToWindow(dev, pWin, &event, 1, | |||||
| 4684 | GetEventFilter(dev, &event), NullGrab((GrabPtr)((void*)0))); | |||||
| 4685 | if ((type == FocusIn9) && | |||||
| 4686 | ((pWin->eventMask | wOtherEventMasks(pWin)((pWin)->optional ? (pWin)->optional->otherEventMasks : 0)) & KeymapStateMask(1L<<14))) { | |||||
| 4687 | xKeymapEvent ke = { | |||||
| 4688 | .type = KeymapNotify11 | |||||
| 4689 | }; | |||||
| 4690 | ClientPtr client = wClient(pWin)(clients[((int)((((pWin)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]); | |||||
| 4691 | int rc; | |||||
| 4692 | ||||||
| 4693 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, dev, DixReadAccess(1<<0)); | |||||
| 4694 | if (rc == Success0) | |||||
| 4695 | memcpy((char *) &ke.map[0], (char *) &dev->key->down[1], 31)__builtin___memcpy_chk ((char *) &ke.map[0], (char *) & dev->key->down[1], 31, __builtin_object_size ((char *) & ke.map[0], 0)); | |||||
| 4696 | ||||||
| 4697 | DeliverEventsToWindow(dev, pWin, (xEvent *) &ke, 1, | |||||
| 4698 | KeymapStateMask(1L<<14), NullGrab((GrabPtr)((void*)0))); | |||||
| 4699 | } | |||||
| 4700 | } | |||||
| 4701 | ||||||
| 4702 | /** | |||||
| 4703 | * Set the input focus to the given window. Subsequent keyboard events will be | |||||
| 4704 | * delivered to the given window. | |||||
| 4705 | * | |||||
| 4706 | * Usually called from ProcSetInputFocus as result of a client request. If so, | |||||
| 4707 | * the device is the inputInfo.keyboard. | |||||
| 4708 | * If called from ProcXSetInputFocus as result of a client xinput request, the | |||||
| 4709 | * device is set to the device specified by the client. | |||||
| 4710 | * | |||||
| 4711 | * @param client Client that requested input focus change. | |||||
| 4712 | * @param dev Focus device. | |||||
| 4713 | * @param focusID The window to obtain the focus. Can be PointerRoot or None. | |||||
| 4714 | * @param revertTo Specifies where the focus reverts to when window becomes | |||||
| 4715 | * unviewable. | |||||
| 4716 | * @param ctime Specifies the time. | |||||
| 4717 | * @param followOK True if pointer is allowed to follow the keyboard. | |||||
| 4718 | */ | |||||
| 4719 | int | |||||
| 4720 | SetInputFocus(ClientPtr client, | |||||
| 4721 | DeviceIntPtr dev, | |||||
| 4722 | Window focusID, CARD8 revertTo, Time ctime, Bool followOK) | |||||
| 4723 | { | |||||
| 4724 | FocusClassPtr focus; | |||||
| 4725 | WindowPtr focusWin; | |||||
| 4726 | int mode, rc; | |||||
| 4727 | TimeStamp time; | |||||
| 4728 | DeviceIntPtr keybd; /* used for FollowKeyboard or FollowKeyboardWin */ | |||||
| 4729 | ||||||
| 4730 | UpdateCurrentTime(); | |||||
| 4731 | if ((revertTo != RevertToParent2) && | |||||
| 4732 | (revertTo != RevertToPointerRoot(int)1L) && | |||||
| 4733 | (revertTo != RevertToNone(int)0L) && | |||||
| 4734 | ((revertTo != RevertToFollowKeyboard3) || !followOK)) { | |||||
| 4735 | client->errorValue = revertTo; | |||||
| 4736 | return BadValue2; | |||||
| 4737 | } | |||||
| 4738 | time = ClientTimeToServerTime(ctime); | |||||
| 4739 | ||||||
| 4740 | keybd = GetMaster(dev, KEYBOARD_OR_FLOAT5); | |||||
| 4741 | ||||||
| 4742 | if ((focusID == None0L) || (focusID == PointerRoot1L)) | |||||
| 4743 | focusWin = (WindowPtr) (long) focusID; | |||||
| 4744 | else if ((focusID == FollowKeyboard3) && followOK) { | |||||
| 4745 | focusWin = keybd->focus->win; | |||||
| 4746 | } | |||||
| 4747 | else { | |||||
| 4748 | rc = dixLookupWindow(&focusWin, focusID, client, DixSetAttrAccess(1<<5)); | |||||
| 4749 | if (rc != Success0) | |||||
| 4750 | return rc; | |||||
| 4751 | /* It is a match error to try to set the input focus to an | |||||
| 4752 | unviewable window. */ | |||||
| 4753 | if (!focusWin->realized) | |||||
| 4754 | return BadMatch8; | |||||
| 4755 | } | |||||
| 4756 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, dev, DixSetFocusAccess(1<<10)); | |||||
| 4757 | if (rc != Success0) | |||||
| 4758 | return Success0; | |||||
| 4759 | ||||||
| 4760 | focus = dev->focus; | |||||
| 4761 | if ((CompareTimeStamps(time, currentTime) == LATER1) || | |||||
| 4762 | (CompareTimeStamps(time, focus->time) == EARLIER-1)) | |||||
| 4763 | return Success0; | |||||
| 4764 | mode = (dev->deviceGrab.grab) ? NotifyWhileGrabbed3 : NotifyNormal0; | |||||
| 4765 | if (focus->win == FollowKeyboardWin((WindowPtr) 3)) { | |||||
| 4766 | if (!ActivateFocusInGrab(dev, keybd->focus->win, focusWin)) | |||||
| 4767 | DoFocusEvents(dev, keybd->focus->win, focusWin, mode); | |||||
| 4768 | } | |||||
| 4769 | else { | |||||
| 4770 | if (!ActivateFocusInGrab(dev, focus->win, focusWin)) | |||||
| 4771 | DoFocusEvents(dev, focus->win, focusWin, mode); | |||||
| 4772 | } | |||||
| 4773 | focus->time = time; | |||||
| 4774 | focus->revert = revertTo; | |||||
| 4775 | if (focusID == FollowKeyboard3) | |||||
| 4776 | focus->win = FollowKeyboardWin((WindowPtr) 3); | |||||
| 4777 | else | |||||
| 4778 | focus->win = focusWin; | |||||
| 4779 | if ((focusWin == NoneWin((WindowPtr)0L)) || (focusWin == PointerRootWin((WindowPtr)1L))) | |||||
| 4780 | focus->traceGood = 0; | |||||
| 4781 | else { | |||||
| 4782 | int depth = 0; | |||||
| 4783 | WindowPtr pWin; | |||||
| 4784 | ||||||
| 4785 | for (pWin = focusWin; pWin; pWin = pWin->parent) | |||||
| 4786 | depth++; | |||||
| 4787 | if (depth > focus->traceSize) { | |||||
| 4788 | focus->traceSize = depth + 1; | |||||
| 4789 | focus->trace = reallocarrayxreallocarray(focus->trace, focus->traceSize, | |||||
| 4790 | sizeof(WindowPtr)); | |||||
| 4791 | } | |||||
| 4792 | focus->traceGood = depth; | |||||
| 4793 | for (pWin = focusWin, depth--; pWin; pWin = pWin->parent, depth--) | |||||
| 4794 | focus->trace[depth] = pWin; | |||||
| 4795 | } | |||||
| 4796 | return Success0; | |||||
| 4797 | } | |||||
| 4798 | ||||||
| 4799 | /** | |||||
| 4800 | * Server-side protocol handling for SetInputFocus request. | |||||
| 4801 | * | |||||
| 4802 | * Sets the input focus for the virtual core keyboard. | |||||
| 4803 | */ | |||||
| 4804 | int | |||||
| 4805 | ProcSetInputFocus(ClientPtr client) | |||||
| 4806 | { | |||||
| 4807 | DeviceIntPtr kbd = PickKeyboard(client); | |||||
| 4808 | ||||||
| 4809 | REQUEST(xSetInputFocusReq)xSetInputFocusReq *stuff = (xSetInputFocusReq *)client->requestBuffer; | |||||
| 4810 | ||||||
| 4811 | REQUEST_SIZE_MATCH(xSetInputFocusReq)if ((sizeof(xSetInputFocusReq) >> 2) != client->req_len ) return(16); | |||||
| 4812 | ||||||
| 4813 | return SetInputFocus(client, kbd, stuff->focus, | |||||
| 4814 | stuff->revertTo, stuff->time, FALSE0); | |||||
| 4815 | } | |||||
| 4816 | ||||||
| 4817 | /** | |||||
| 4818 | * Server-side protocol handling for GetInputFocus request. | |||||
| 4819 | * | |||||
| 4820 | * Sends the current input focus for the client's keyboard back to the | |||||
| 4821 | * client. | |||||
| 4822 | */ | |||||
| 4823 | int | |||||
| 4824 | ProcGetInputFocus(ClientPtr client) | |||||
| 4825 | { | |||||
| 4826 | DeviceIntPtr kbd = PickKeyboard(client); | |||||
| 4827 | xGetInputFocusReply rep; | |||||
| 4828 | FocusClassPtr focus = kbd->focus; | |||||
| 4829 | int rc; | |||||
| 4830 | ||||||
| 4831 | /* REQUEST(xReq); */ | |||||
| 4832 | REQUEST_SIZE_MATCH(xReq)if ((sizeof(xReq) >> 2) != client->req_len) return(16 ); | |||||
| 4833 | ||||||
| 4834 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, kbd, DixGetFocusAccess(1<<9)); | |||||
| 4835 | if (rc != Success0) | |||||
| 4836 | return rc; | |||||
| 4837 | ||||||
| 4838 | rep = (xGetInputFocusReply) { | |||||
| 4839 | .type = X_Reply1, | |||||
| 4840 | .length = 0, | |||||
| 4841 | .sequenceNumber = client->sequence, | |||||
| 4842 | .revertTo = focus->revert | |||||
| 4843 | }; | |||||
| 4844 | ||||||
| 4845 | if (focus->win == NoneWin((WindowPtr)0L)) | |||||
| 4846 | rep.focus = None0L; | |||||
| 4847 | else if (focus->win == PointerRootWin((WindowPtr)1L)) | |||||
| 4848 | rep.focus = PointerRoot1L; | |||||
| 4849 | else | |||||
| 4850 | rep.focus = focus->win->drawable.id; | |||||
| 4851 | ||||||
| 4852 | WriteReplyToClient(client, sizeof(xGetInputFocusReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGetInputFocusReply )), &rep); else WriteToClient(client, (int)(sizeof(xGetInputFocusReply )), (&rep)); }; | |||||
| 4853 | return Success0; | |||||
| 4854 | } | |||||
| 4855 | ||||||
| 4856 | /** | |||||
| 4857 | * Server-side protocol handling for GrabPointer request. | |||||
| 4858 | * | |||||
| 4859 | * Sets an active grab on the client's ClientPointer and returns success | |||||
| 4860 | * status to client. | |||||
| 4861 | */ | |||||
| 4862 | int | |||||
| 4863 | ProcGrabPointer(ClientPtr client) | |||||
| 4864 | { | |||||
| 4865 | xGrabPointerReply rep; | |||||
| 4866 | DeviceIntPtr device = PickPointer(client); | |||||
| 4867 | GrabPtr grab; | |||||
| 4868 | GrabMask mask; | |||||
| 4869 | WindowPtr confineTo; | |||||
| 4870 | BYTE status; | |||||
| 4871 | ||||||
| 4872 | REQUEST(xGrabPointerReq)xGrabPointerReq *stuff = (xGrabPointerReq *)client->requestBuffer; | |||||
| 4873 | int rc; | |||||
| 4874 | ||||||
| 4875 | REQUEST_SIZE_MATCH(xGrabPointerReq)if ((sizeof(xGrabPointerReq) >> 2) != client->req_len ) return(16); | |||||
| 4876 | UpdateCurrentTime(); | |||||
| 4877 | ||||||
| 4878 | if (stuff->eventMask & ~PointerGrabMask( (1L<<2) | (1L<<3) | (1L<<4) | (1L<< 5) | (1L<<7) | (1L<<14) | ( (1L<<6) | (1L<< 8) | (1L<<9) | (1L<<10) | (1L<<11) | (1L<< 12) | (1L<<13) ) )) { | |||||
| 4879 | client->errorValue = stuff->eventMask; | |||||
| 4880 | return BadValue2; | |||||
| 4881 | } | |||||
| 4882 | ||||||
| 4883 | if (stuff->confineTo == None0L) | |||||
| 4884 | confineTo = NullWindow((WindowPtr) 0); | |||||
| 4885 | else { | |||||
| 4886 | rc = dixLookupWindow(&confineTo, stuff->confineTo, client, | |||||
| 4887 | DixSetAttrAccess(1<<5)); | |||||
| 4888 | if (rc != Success0) | |||||
| 4889 | return rc; | |||||
| 4890 | } | |||||
| 4891 | ||||||
| 4892 | grab = device->deviceGrab.grab; | |||||
| 4893 | ||||||
| 4894 | if (grab && grab->confineTo && !confineTo) | |||||
| 4895 | ConfineCursorToWindow(device, GetCurrentRootWindow(device), FALSE0, FALSE0); | |||||
| 4896 | ||||||
| 4897 | mask.core = stuff->eventMask; | |||||
| 4898 | ||||||
| 4899 | rc = GrabDevice(client, device, stuff->pointerMode, stuff->keyboardMode, | |||||
| 4900 | stuff->grabWindow, stuff->ownerEvents, stuff->time, | |||||
| 4901 | &mask, CORE, stuff->cursor, stuff->confineTo, &status); | |||||
| 4902 | if (rc != Success0) | |||||
| 4903 | return rc; | |||||
| 4904 | ||||||
| 4905 | rep = (xGrabPointerReply) { | |||||
| 4906 | .type = X_Reply1, | |||||
| 4907 | .status = status, | |||||
| 4908 | .sequenceNumber = client->sequence, | |||||
| 4909 | .length = 0 | |||||
| 4910 | }; | |||||
| 4911 | WriteReplyToClient(client, sizeof(xGrabPointerReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGrabPointerReply )), &rep); else WriteToClient(client, (int)(sizeof(xGrabPointerReply )), (&rep)); }; | |||||
| 4912 | return Success0; | |||||
| 4913 | } | |||||
| 4914 | ||||||
| 4915 | /** | |||||
| 4916 | * Server-side protocol handling for ChangeActivePointerGrab request. | |||||
| 4917 | * | |||||
| 4918 | * Changes properties of the grab hold by the client. If the client does not | |||||
| 4919 | * hold an active grab on the device, nothing happens. | |||||
| 4920 | */ | |||||
| 4921 | int | |||||
| 4922 | ProcChangeActivePointerGrab(ClientPtr client) | |||||
| 4923 | { | |||||
| 4924 | DeviceIntPtr device; | |||||
| 4925 | GrabPtr grab; | |||||
| 4926 | CursorPtr newCursor, oldCursor; | |||||
| 4927 | ||||||
| 4928 | REQUEST(xChangeActivePointerGrabReq)xChangeActivePointerGrabReq *stuff = (xChangeActivePointerGrabReq *)client->requestBuffer; | |||||
| 4929 | TimeStamp time; | |||||
| 4930 | ||||||
| 4931 | REQUEST_SIZE_MATCH(xChangeActivePointerGrabReq)if ((sizeof(xChangeActivePointerGrabReq) >> 2) != client ->req_len) return(16); | |||||
| 4932 | if (stuff->eventMask & ~PointerGrabMask( (1L<<2) | (1L<<3) | (1L<<4) | (1L<< 5) | (1L<<7) | (1L<<14) | ( (1L<<6) | (1L<< 8) | (1L<<9) | (1L<<10) | (1L<<11) | (1L<< 12) | (1L<<13) ) )) { | |||||
| 4933 | client->errorValue = stuff->eventMask; | |||||
| 4934 | return BadValue2; | |||||
| 4935 | } | |||||
| 4936 | if (stuff->cursor == None0L) | |||||
| 4937 | newCursor = NullCursor((CursorPtr)((void*)0)); | |||||
| 4938 | else { | |||||
| 4939 | int rc = dixLookupResourceByType((void **) &newCursor, stuff->cursor, | |||||
| 4940 | RT_CURSOR((RESTYPE)5), client, DixUseAccess(1<<24)); | |||||
| 4941 | ||||||
| 4942 | if (rc != Success0) { | |||||
| 4943 | client->errorValue = stuff->cursor; | |||||
| 4944 | return rc; | |||||
| 4945 | } | |||||
| 4946 | } | |||||
| 4947 | ||||||
| 4948 | device = PickPointer(client); | |||||
| 4949 | grab = device->deviceGrab.grab; | |||||
| 4950 | ||||||
| 4951 | if (!grab) | |||||
| 4952 | return Success0; | |||||
| 4953 | if (!SameClient(grab, client)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) | |||||
| 4954 | return Success0; | |||||
| 4955 | time = ClientTimeToServerTime(stuff->time); | |||||
| 4956 | if ((CompareTimeStamps(time, currentTime) == LATER1) || | |||||
| 4957 | (CompareTimeStamps(time, device->deviceGrab.grabTime) == EARLIER-1)) | |||||
| 4958 | return Success0; | |||||
| 4959 | oldCursor = grab->cursor; | |||||
| 4960 | grab->cursor = RefCursor(newCursor); | |||||
| 4961 | PostNewCursor(device); | |||||
| 4962 | if (oldCursor) | |||||
| 4963 | FreeCursor(oldCursor, (Cursor) 0); | |||||
| 4964 | grab->eventMask = stuff->eventMask; | |||||
| 4965 | return Success0; | |||||
| 4966 | } | |||||
| 4967 | ||||||
| 4968 | /** | |||||
| 4969 | * Server-side protocol handling for UngrabPointer request. | |||||
| 4970 | * | |||||
| 4971 | * Deletes a pointer grab on a device the client has grabbed. | |||||
| 4972 | */ | |||||
| 4973 | int | |||||
| 4974 | ProcUngrabPointer(ClientPtr client) | |||||
| 4975 | { | |||||
| 4976 | DeviceIntPtr device = PickPointer(client); | |||||
| 4977 | GrabPtr grab; | |||||
| 4978 | TimeStamp time; | |||||
| 4979 | ||||||
| 4980 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||||
| 4981 | ||||||
| 4982 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||||
| 4983 | UpdateCurrentTime(); | |||||
| 4984 | grab = device->deviceGrab.grab; | |||||
| 4985 | ||||||
| 4986 | time = ClientTimeToServerTime(stuff->id); | |||||
| 4987 | if ((CompareTimeStamps(time, currentTime) != LATER1) && | |||||
| 4988 | (CompareTimeStamps(time, device->deviceGrab.grabTime) != EARLIER-1) && | |||||
| 4989 | (grab) && SameClient(grab, client)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) | |||||
| 4990 | (*device->deviceGrab.DeactivateGrab) (device); | |||||
| 4991 | return Success0; | |||||
| 4992 | } | |||||
| 4993 | ||||||
| 4994 | /** | |||||
| 4995 | * Sets a grab on the given device. | |||||
| 4996 | * | |||||
| 4997 | * Called from ProcGrabKeyboard to work on the client's keyboard. | |||||
| 4998 | * Called from ProcXGrabDevice to work on the device specified by the client. | |||||
| 4999 | * | |||||
| 5000 | * The parameters this_mode and other_mode represent the keyboard_mode and | |||||
| 5001 | * pointer_mode parameters of XGrabKeyboard(). | |||||
| 5002 | * See man page for details on all the parameters | |||||
| 5003 | * | |||||
| 5004 | * @param client Client that owns the grab. | |||||
| 5005 | * @param dev The device to grab. | |||||
| 5006 | * @param this_mode GrabModeSync or GrabModeAsync | |||||
| 5007 | * @param other_mode GrabModeSync or GrabModeAsync | |||||
| 5008 | * @param status Return code to be returned to the caller. | |||||
| 5009 | * | |||||
| 5010 | * @returns Success or BadValue or BadAlloc. | |||||
| 5011 | */ | |||||
| 5012 | int | |||||
| 5013 | GrabDevice(ClientPtr client, DeviceIntPtr dev, | |||||
| 5014 | unsigned pointer_mode, unsigned keyboard_mode, Window grabWindow, | |||||
| 5015 | unsigned ownerEvents, Time ctime, GrabMask *mask, | |||||
| 5016 | int grabtype, Cursor curs, Window confineToWin, CARD8 *status) | |||||
| 5017 | { | |||||
| 5018 | WindowPtr pWin, confineTo; | |||||
| 5019 | GrabPtr grab; | |||||
| 5020 | TimeStamp time; | |||||
| 5021 | Mask access_mode = DixGrabAccess(1<<17); | |||||
| 5022 | int rc; | |||||
| 5023 | GrabInfoPtr grabInfo = &dev->deviceGrab; | |||||
| 5024 | CursorPtr cursor; | |||||
| 5025 | ||||||
| 5026 | UpdateCurrentTime(); | |||||
| 5027 | if ((keyboard_mode != GrabModeSync0) && (keyboard_mode != GrabModeAsync1)) { | |||||
| 5028 | client->errorValue = keyboard_mode; | |||||
| 5029 | return BadValue2; | |||||
| 5030 | } | |||||
| 5031 | if ((pointer_mode != GrabModeSync0) && (pointer_mode != GrabModeAsync1)) { | |||||
| 5032 | client->errorValue = pointer_mode; | |||||
| 5033 | return BadValue2; | |||||
| 5034 | } | |||||
| 5035 | if ((ownerEvents != xFalse0) && (ownerEvents != xTrue1)) { | |||||
| 5036 | client->errorValue = ownerEvents; | |||||
| 5037 | return BadValue2; | |||||
| 5038 | } | |||||
| 5039 | ||||||
| 5040 | rc = dixLookupWindow(&pWin, grabWindow, client, DixSetAttrAccess(1<<5)); | |||||
| 5041 | if (rc != Success0) | |||||
| 5042 | return rc; | |||||
| 5043 | ||||||
| 5044 | if (confineToWin == None0L) | |||||
| 5045 | confineTo = NullWindow((WindowPtr) 0); | |||||
| 5046 | else { | |||||
| 5047 | rc = dixLookupWindow(&confineTo, confineToWin, client, | |||||
| 5048 | DixSetAttrAccess(1<<5)); | |||||
| 5049 | if (rc != Success0) | |||||
| 5050 | return rc; | |||||
| 5051 | } | |||||
| 5052 | ||||||
| 5053 | if (curs == None0L) | |||||
| 5054 | cursor = NullCursor((CursorPtr)((void*)0)); | |||||
| 5055 | else { | |||||
| 5056 | rc = dixLookupResourceByType((void **) &cursor, curs, RT_CURSOR((RESTYPE)5), | |||||
| 5057 | client, DixUseAccess(1<<24)); | |||||
| 5058 | if (rc != Success0) { | |||||
| 5059 | client->errorValue = curs; | |||||
| 5060 | return rc; | |||||
| 5061 | } | |||||
| 5062 | access_mode |= DixForceAccess(1<<19); | |||||
| 5063 | } | |||||
| 5064 | ||||||
| 5065 | if (keyboard_mode == GrabModeSync0 || pointer_mode == GrabModeSync0) | |||||
| 5066 | access_mode |= DixFreezeAccess(1<<18); | |||||
| 5067 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, dev, access_mode); | |||||
| 5068 | if (rc != Success0) | |||||
| 5069 | return rc; | |||||
| 5070 | ||||||
| 5071 | time = ClientTimeToServerTime(ctime); | |||||
| 5072 | grab = grabInfo->grab; | |||||
| 5073 | if (grab && grab->grabtype != grabtype) | |||||
| 5074 | *status = AlreadyGrabbed1; | |||||
| 5075 | else if (grab && !SameClient(grab, client)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) | |||||
| 5076 | *status = AlreadyGrabbed1; | |||||
| 5077 | else if ((!pWin->realized) || | |||||
| 5078 | (confineTo && | |||||
| 5079 | !(confineTo->realized && BorderSizeNotEmpty(dev, confineTo)))) | |||||
| 5080 | *status = GrabNotViewable3; | |||||
| 5081 | else if ((CompareTimeStamps(time, currentTime) == LATER1) || | |||||
| 5082 | (CompareTimeStamps(time, grabInfo->grabTime) == EARLIER-1)) | |||||
| 5083 | *status = GrabInvalidTime2; | |||||
| 5084 | else if (grabInfo->sync.frozen && | |||||
| 5085 | grabInfo->sync.other && !SameClient(grabInfo->sync.other, client)((((grabInfo->sync.other)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) == (client)->clientAsMask)) | |||||
| 5086 | *status = GrabFrozen4; | |||||
| 5087 | else { | |||||
| 5088 | GrabPtr tempGrab; | |||||
| 5089 | ||||||
| 5090 | tempGrab = AllocGrab(NULL((void*)0)); | |||||
| 5091 | if (tempGrab == NULL((void*)0)) | |||||
| 5092 | return BadAlloc11; | |||||
| 5093 | ||||||
| 5094 | tempGrab->next = NULL((void*)0); | |||||
| 5095 | tempGrab->window = pWin; | |||||
| 5096 | tempGrab->resource = client->clientAsMask; | |||||
| 5097 | tempGrab->ownerEvents = ownerEvents; | |||||
| 5098 | tempGrab->keyboardMode = keyboard_mode; | |||||
| 5099 | tempGrab->pointerMode = pointer_mode; | |||||
| 5100 | if (grabtype == CORE) | |||||
| 5101 | tempGrab->eventMask = mask->core; | |||||
| 5102 | else if (grabtype == XI) | |||||
| 5103 | tempGrab->eventMask = mask->xi; | |||||
| 5104 | else | |||||
| 5105 | xi2mask_merge(tempGrab->xi2mask, mask->xi2mask); | |||||
| 5106 | tempGrab->device = dev; | |||||
| 5107 | tempGrab->cursor = RefCursor(cursor); | |||||
| 5108 | tempGrab->confineTo = confineTo; | |||||
| 5109 | tempGrab->grabtype = grabtype; | |||||
| 5110 | (*grabInfo->ActivateGrab) (dev, tempGrab, time, FALSE0); | |||||
| 5111 | *status = GrabSuccess0; | |||||
| 5112 | ||||||
| 5113 | FreeGrab(tempGrab); | |||||
| 5114 | } | |||||
| 5115 | return Success0; | |||||
| 5116 | } | |||||
| 5117 | ||||||
| 5118 | /** | |||||
| 5119 | * Server-side protocol handling for GrabKeyboard request. | |||||
| 5120 | * | |||||
| 5121 | * Grabs the client's keyboard and returns success status to client. | |||||
| 5122 | */ | |||||
| 5123 | int | |||||
| 5124 | ProcGrabKeyboard(ClientPtr client) | |||||
| 5125 | { | |||||
| 5126 | xGrabKeyboardReply rep; | |||||
| 5127 | BYTE status; | |||||
| 5128 | ||||||
| 5129 | REQUEST(xGrabKeyboardReq)xGrabKeyboardReq *stuff = (xGrabKeyboardReq *)client->requestBuffer; | |||||
| 5130 | int result; | |||||
| 5131 | DeviceIntPtr keyboard = PickKeyboard(client); | |||||
| 5132 | GrabMask mask; | |||||
| 5133 | ||||||
| 5134 | REQUEST_SIZE_MATCH(xGrabKeyboardReq)if ((sizeof(xGrabKeyboardReq) >> 2) != client->req_len ) return(16); | |||||
| 5135 | ||||||
| 5136 | mask.core = KeyPressMask(1L<<0) | KeyReleaseMask(1L<<1); | |||||
| 5137 | ||||||
| 5138 | result = GrabDevice(client, keyboard, stuff->pointerMode, | |||||
| 5139 | stuff->keyboardMode, stuff->grabWindow, | |||||
| 5140 | stuff->ownerEvents, stuff->time, &mask, CORE, None0L, | |||||
| 5141 | None0L, &status); | |||||
| 5142 | ||||||
| 5143 | if (result != Success0) | |||||
| 5144 | return result; | |||||
| 5145 | ||||||
| 5146 | rep = (xGrabKeyboardReply) { | |||||
| 5147 | .type = X_Reply1, | |||||
| 5148 | .status = status, | |||||
| 5149 | .sequenceNumber = client->sequence, | |||||
| 5150 | .length = 0 | |||||
| 5151 | }; | |||||
| 5152 | WriteReplyToClient(client, sizeof(xGrabKeyboardReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xGrabKeyboardReply )), &rep); else WriteToClient(client, (int)(sizeof(xGrabKeyboardReply )), (&rep)); }; | |||||
| 5153 | return Success0; | |||||
| 5154 | } | |||||
| 5155 | ||||||
| 5156 | /** | |||||
| 5157 | * Server-side protocol handling for UngrabKeyboard request. | |||||
| 5158 | * | |||||
| 5159 | * Deletes a possible grab on the client's keyboard. | |||||
| 5160 | */ | |||||
| 5161 | int | |||||
| 5162 | ProcUngrabKeyboard(ClientPtr client) | |||||
| 5163 | { | |||||
| 5164 | DeviceIntPtr device = PickKeyboard(client); | |||||
| 5165 | GrabPtr grab; | |||||
| 5166 | TimeStamp time; | |||||
| 5167 | ||||||
| 5168 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||||
| 5169 | ||||||
| 5170 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||||
| 5171 | UpdateCurrentTime(); | |||||
| 5172 | ||||||
| 5173 | grab = device->deviceGrab.grab; | |||||
| 5174 | ||||||
| 5175 | time = ClientTimeToServerTime(stuff->id); | |||||
| 5176 | if ((CompareTimeStamps(time, currentTime) != LATER1) && | |||||
| 5177 | (CompareTimeStamps(time, device->deviceGrab.grabTime) != EARLIER-1) && | |||||
| 5178 | (grab) && SameClient(grab, client)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask) && grab->grabtype == CORE) | |||||
| 5179 | (*device->deviceGrab.DeactivateGrab) (device); | |||||
| 5180 | return Success0; | |||||
| 5181 | } | |||||
| 5182 | ||||||
| 5183 | /** | |||||
| 5184 | * Server-side protocol handling for QueryPointer request. | |||||
| 5185 | * | |||||
| 5186 | * Returns the current state and position of the client's ClientPointer to the | |||||
| 5187 | * client. | |||||
| 5188 | */ | |||||
| 5189 | int | |||||
| 5190 | ProcQueryPointer(ClientPtr client) | |||||
| 5191 | { | |||||
| 5192 | xQueryPointerReply rep; | |||||
| 5193 | WindowPtr pWin, t; | |||||
| 5194 | DeviceIntPtr mouse = PickPointer(client); | |||||
| 5195 | DeviceIntPtr keyboard; | |||||
| 5196 | SpritePtr pSprite; | |||||
| 5197 | int rc; | |||||
| 5198 | ||||||
| 5199 | REQUEST(xResourceReq)xResourceReq *stuff = (xResourceReq *)client->requestBuffer; | |||||
| 5200 | REQUEST_SIZE_MATCH(xResourceReq)if ((sizeof(xResourceReq) >> 2) != client->req_len) return (16); | |||||
| 5201 | ||||||
| 5202 | rc = dixLookupWindow(&pWin, stuff->id, client, DixGetAttrAccess(1<<4)); | |||||
| 5203 | if (rc != Success0) | |||||
| 5204 | return rc; | |||||
| 5205 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, mouse, DixReadAccess(1<<0)); | |||||
| 5206 | if (rc != Success0 && rc != BadAccess10) | |||||
| 5207 | return rc; | |||||
| 5208 | ||||||
| 5209 | keyboard = GetMaster(mouse, MASTER_KEYBOARD2); | |||||
| 5210 | ||||||
| 5211 | pSprite = mouse->spriteInfo->sprite; | |||||
| 5212 | if (mouse->valuator->motionHintWindow) | |||||
| 5213 | MaybeStopHint(mouse, client); | |||||
| 5214 | rep = (xQueryPointerReply) { | |||||
| 5215 | .type = X_Reply1, | |||||
| 5216 | .sequenceNumber = client->sequence, | |||||
| 5217 | .length = 0, | |||||
| 5218 | .mask = event_get_corestate(mouse, keyboard), | |||||
| 5219 | .root = (GetCurrentRootWindow(mouse))->drawable.id, | |||||
| 5220 | .rootX = pSprite->hot.x, | |||||
| 5221 | .rootY = pSprite->hot.y, | |||||
| 5222 | .child = None0L | |||||
| 5223 | }; | |||||
| 5224 | if (pSprite->hot.pScreen == pWin->drawable.pScreen) { | |||||
| 5225 | rep.sameScreen = xTrue1; | |||||
| 5226 | rep.winX = pSprite->hot.x - pWin->drawable.x; | |||||
| 5227 | rep.winY = pSprite->hot.y - pWin->drawable.y; | |||||
| 5228 | for (t = pSprite->win; t; t = t->parent) | |||||
| 5229 | if (t->parent == pWin) { | |||||
| 5230 | rep.child = t->drawable.id; | |||||
| 5231 | break; | |||||
| 5232 | } | |||||
| 5233 | } | |||||
| 5234 | else { | |||||
| 5235 | rep.sameScreen = xFalse0; | |||||
| 5236 | rep.winX = 0; | |||||
| 5237 | rep.winY = 0; | |||||
| 5238 | } | |||||
| 5239 | ||||||
| 5240 | #ifdef PANORAMIX1 | |||||
| 5241 | if (!noPanoramiXExtension) { | |||||
| 5242 | rep.rootX += screenInfo.screens[0]->x; | |||||
| 5243 | rep.rootY += screenInfo.screens[0]->y; | |||||
| 5244 | if (stuff->id == rep.root) { | |||||
| 5245 | rep.winX += screenInfo.screens[0]->x; | |||||
| 5246 | rep.winY += screenInfo.screens[0]->y; | |||||
| 5247 | } | |||||
| 5248 | } | |||||
| 5249 | #endif | |||||
| 5250 | ||||||
| 5251 | if (rc == BadAccess10) { | |||||
| 5252 | rep.mask = 0; | |||||
| 5253 | rep.child = None0L; | |||||
| 5254 | rep.rootX = 0; | |||||
| 5255 | rep.rootY = 0; | |||||
| 5256 | rep.winX = 0; | |||||
| 5257 | rep.winY = 0; | |||||
| 5258 | } | |||||
| 5259 | ||||||
| 5260 | WriteReplyToClient(client, sizeof(xQueryPointerReply), &rep){ if ((client)->swapped) (*ReplySwapVector[((xReq *)(client )->requestBuffer)->reqType]) (client, (int)(sizeof(xQueryPointerReply )), &rep); else WriteToClient(client, (int)(sizeof(xQueryPointerReply )), (&rep)); }; | |||||
| 5261 | ||||||
| 5262 | return Success0; | |||||
| 5263 | } | |||||
| 5264 | ||||||
| 5265 | /** | |||||
| 5266 | * Initializes the device list and the DIX sprite to sane values. Allocates | |||||
| 5267 | * trace memory used for quick window traversal. | |||||
| 5268 | */ | |||||
| 5269 | void | |||||
| 5270 | InitEvents(void) | |||||
| 5271 | { | |||||
| 5272 | int i; | |||||
| 5273 | QdEventPtr qe, tmp; | |||||
| 5274 | ||||||
| 5275 | inputInfo.numDevices = 0; | |||||
| 5276 | inputInfo.devices = (DeviceIntPtr) NULL((void*)0); | |||||
| 5277 | inputInfo.off_devices = (DeviceIntPtr) NULL((void*)0); | |||||
| 5278 | inputInfo.keyboard = (DeviceIntPtr) NULL((void*)0); | |||||
| 5279 | inputInfo.pointer = (DeviceIntPtr) NULL((void*)0); | |||||
| 5280 | ||||||
| 5281 | for (i = 0; i < MAXDEVICES40; i++) { | |||||
| 5282 | DeviceIntRec dummy; | |||||
| 5283 | memcpy(&event_filters[i], default_filter, sizeof(default_filter))__builtin___memcpy_chk (&event_filters[i], default_filter , sizeof(default_filter), __builtin_object_size (&event_filters [i], 0)); | |||||
| 5284 | ||||||
| 5285 | dummy.id = i; | |||||
| 5286 | NoticeTime(&dummy, currentTime); | |||||
| 5287 | LastEventTimeToggleResetFlag(i, FALSE0); | |||||
| 5288 | } | |||||
| 5289 | ||||||
| 5290 | syncEvents.replayDev = (DeviceIntPtr) NULL((void*)0); | |||||
| 5291 | syncEvents.replayWin = NullWindow((WindowPtr) 0); | |||||
| 5292 | if (syncEvents.pending.next) | |||||
| 5293 | xorg_list_for_each_entry_safe(qe, tmp, &syncEvents.pending, next)for (qe = ((void*)0), qe = (typeof(*qe) *)((char *)((&syncEvents .pending)->next) - __builtin_offsetof(typeof(*qe), next)), tmp = (typeof(*qe) *)((char *)(qe->next.next) - __builtin_offsetof (typeof(*qe), next)); &qe->next != (&syncEvents.pending ); qe = tmp, tmp = (typeof(*tmp) *)((char *)(qe->next.next ) - __builtin_offsetof(typeof(*tmp), next))) | |||||
| 5294 | free(qe); | |||||
| 5295 | xorg_list_init(&syncEvents.pending); | |||||
| 5296 | syncEvents.playingEvents = FALSE0; | |||||
| 5297 | syncEvents.time.months = 0; | |||||
| 5298 | syncEvents.time.milliseconds = 0; /* hardly matters */ | |||||
| 5299 | currentTime.months = 0; | |||||
| 5300 | currentTime.milliseconds = GetTimeInMillis(); | |||||
| 5301 | for (i = 0; i < DNPMCOUNT8; i++) { | |||||
| 5302 | DontPropagateMasks[i] = 0; | |||||
| 5303 | DontPropagateRefCnts[i] = 0; | |||||
| 5304 | } | |||||
| 5305 | ||||||
| 5306 | InputEventList = InitEventList(GetMaximumEventsNum()); | |||||
| 5307 | if (!InputEventList) | |||||
| 5308 | FatalError("[dix] Failed to allocate input event list.\n"); | |||||
| 5309 | } | |||||
| 5310 | ||||||
| 5311 | void | |||||
| 5312 | CloseDownEvents(void) | |||||
| 5313 | { | |||||
| 5314 | FreeEventList(InputEventList, GetMaximumEventsNum()); | |||||
| 5315 | InputEventList = NULL((void*)0); | |||||
| 5316 | } | |||||
| 5317 | ||||||
| 5318 | #define SEND_EVENT_BIT0x80 0x80 | |||||
| 5319 | ||||||
| 5320 | /** | |||||
| 5321 | * Server-side protocol handling for SendEvent request. | |||||
| 5322 | * | |||||
| 5323 | * Locates the window to send the event to and forwards the event. | |||||
| 5324 | */ | |||||
| 5325 | int | |||||
| 5326 | ProcSendEvent(ClientPtr client) | |||||
| 5327 | { | |||||
| 5328 | WindowPtr pWin; | |||||
| 5329 | WindowPtr effectiveFocus = NullWindow((WindowPtr) 0); /* only set if dest==InputFocus */ | |||||
| 5330 | DeviceIntPtr dev = PickPointer(client); | |||||
| 5331 | DeviceIntPtr keybd = GetMaster(dev, MASTER_KEYBOARD2); | |||||
| 5332 | SpritePtr pSprite = dev->spriteInfo->sprite; | |||||
| 5333 | ||||||
| 5334 | REQUEST(xSendEventReq)xSendEventReq *stuff = (xSendEventReq *)client->requestBuffer; | |||||
| 5335 | ||||||
| 5336 | REQUEST_SIZE_MATCH(xSendEventReq)if ((sizeof(xSendEventReq) >> 2) != client->req_len) return(16); | |||||
| 5337 | ||||||
| 5338 | /* libXext and other extension libraries may set the bit indicating | |||||
| 5339 | * that this event came from a SendEvent request so remove it | |||||
| 5340 | * since otherwise the event type may fail the range checks | |||||
| 5341 | * and cause an invalid BadValue error to be returned. | |||||
| 5342 | * | |||||
| 5343 | * This is safe to do since we later add the SendEvent bit (0x80) | |||||
| 5344 | * back in once we send the event to the client */ | |||||
| 5345 | ||||||
| 5346 | stuff->event.u.u.type &= ~(SEND_EVENT_BIT0x80); | |||||
| 5347 | ||||||
| 5348 | /* The client's event type must be a core event type or one defined by an | |||||
| 5349 | extension. */ | |||||
| 5350 | ||||||
| 5351 | if (!((stuff->event.u.u.type > X_Reply1 && | |||||
| 5352 | stuff->event.u.u.type < LASTEvent36) || | |||||
| 5353 | (stuff->event.u.u.type >= EXTENSION_EVENT_BASE64 && | |||||
| 5354 | stuff->event.u.u.type < (unsigned) lastEvent))) { | |||||
| 5355 | client->errorValue = stuff->event.u.u.type; | |||||
| 5356 | return BadValue2; | |||||
| 5357 | } | |||||
| 5358 | if (stuff->event.u.u.type == ClientMessage33 && | |||||
| 5359 | stuff->event.u.u.detail != 8 && | |||||
| 5360 | stuff->event.u.u.detail != 16 && stuff->event.u.u.detail != 32) { | |||||
| 5361 | client->errorValue = stuff->event.u.u.detail; | |||||
| 5362 | return BadValue2; | |||||
| 5363 | } | |||||
| 5364 | if (stuff->eventMask & ~AllEventMasks((1L<<24)|((1L<<24)-1))) { | |||||
| 5365 | client->errorValue = stuff->eventMask; | |||||
| 5366 | return BadValue2; | |||||
| 5367 | } | |||||
| 5368 | ||||||
| 5369 | if (stuff->destination == PointerWindow0L) | |||||
| 5370 | pWin = pSprite->win; | |||||
| 5371 | else if (stuff->destination == InputFocus1L) { | |||||
| 5372 | WindowPtr inputFocus = (keybd) ? keybd->focus->win : NoneWin((WindowPtr)0L); | |||||
| 5373 | ||||||
| 5374 | if (inputFocus == NoneWin((WindowPtr)0L)) | |||||
| 5375 | return Success0; | |||||
| 5376 | ||||||
| 5377 | /* If the input focus is PointerRootWin, send the event to where | |||||
| 5378 | the pointer is if possible, then perhaps propogate up to root. */ | |||||
| 5379 | if (inputFocus == PointerRootWin((WindowPtr)1L)) | |||||
| 5380 | inputFocus = GetCurrentRootWindow(dev); | |||||
| 5381 | ||||||
| 5382 | if (IsParent(inputFocus, pSprite->win)) { | |||||
| 5383 | effectiveFocus = inputFocus; | |||||
| 5384 | pWin = pSprite->win; | |||||
| 5385 | } | |||||
| 5386 | else | |||||
| 5387 | effectiveFocus = pWin = inputFocus; | |||||
| 5388 | } | |||||
| 5389 | else | |||||
| 5390 | dixLookupWindow(&pWin, stuff->destination, client, DixSendAccess(1<<22)); | |||||
| 5391 | ||||||
| 5392 | if (!pWin) | |||||
| 5393 | return BadWindow3; | |||||
| 5394 | if ((stuff->propagate != xFalse0) && (stuff->propagate != xTrue1)) { | |||||
| 5395 | client->errorValue = stuff->propagate; | |||||
| 5396 | return BadValue2; | |||||
| 5397 | } | |||||
| 5398 | stuff->event.u.u.type |= SEND_EVENT_BIT0x80; | |||||
| 5399 | if (stuff->propagate) { | |||||
| 5400 | for (; pWin; pWin = pWin->parent) { | |||||
| 5401 | if (XaceHook(XACE_SEND_ACCESS5, client, NULL((void*)0), pWin, | |||||
| 5402 | &stuff->event, 1)) | |||||
| 5403 | return Success0; | |||||
| 5404 | if (DeliverEventsToWindow(dev, pWin, | |||||
| 5405 | &stuff->event, 1, stuff->eventMask, | |||||
| 5406 | NullGrab((GrabPtr)((void*)0)))) | |||||
| 5407 | return Success0; | |||||
| 5408 | if (pWin == effectiveFocus) | |||||
| 5409 | return Success0; | |||||
| 5410 | stuff->eventMask &= ~wDontPropagateMask(pWin)((pWin)->optional ? (pWin)->optional->dontPropagateMask : DontPropagateMasks[(pWin)->dontPropagate]); | |||||
| 5411 | if (!stuff->eventMask) | |||||
| 5412 | break; | |||||
| 5413 | } | |||||
| 5414 | } | |||||
| 5415 | else if (!XaceHook(XACE_SEND_ACCESS5, client, NULL((void*)0), pWin, &stuff->event, 1)) | |||||
| 5416 | DeliverEventsToWindow(dev, pWin, &stuff->event, | |||||
| 5417 | 1, stuff->eventMask, NullGrab((GrabPtr)((void*)0))); | |||||
| 5418 | return Success0; | |||||
| 5419 | } | |||||
| 5420 | ||||||
| 5421 | /** | |||||
| 5422 | * Server-side protocol handling for UngrabKey request. | |||||
| 5423 | * | |||||
| 5424 | * Deletes a passive grab for the given key. Works on the | |||||
| 5425 | * client's keyboard. | |||||
| 5426 | */ | |||||
| 5427 | int | |||||
| 5428 | ProcUngrabKey(ClientPtr client) | |||||
| 5429 | { | |||||
| 5430 | REQUEST(xUngrabKeyReq)xUngrabKeyReq *stuff = (xUngrabKeyReq *)client->requestBuffer; | |||||
| 5431 | WindowPtr pWin; | |||||
| 5432 | GrabPtr tempGrab; | |||||
| 5433 | DeviceIntPtr keybd = PickKeyboard(client); | |||||
| 5434 | int rc; | |||||
| 5435 | ||||||
| 5436 | REQUEST_SIZE_MATCH(xUngrabKeyReq)if ((sizeof(xUngrabKeyReq) >> 2) != client->req_len) return(16); | |||||
| 5437 | rc = dixLookupWindow(&pWin, stuff->grabWindow, client, DixGetAttrAccess(1<<4)); | |||||
| 5438 | if (rc != Success0) | |||||
| 5439 | return rc; | |||||
| 5440 | ||||||
| 5441 | if (((stuff->key > keybd->key->xkbInfo->desc->max_key_code) || | |||||
| 5442 | (stuff->key < keybd->key->xkbInfo->desc->min_key_code)) | |||||
| 5443 | && (stuff->key != AnyKey0L)) { | |||||
| 5444 | client->errorValue = stuff->key; | |||||
| 5445 | return BadValue2; | |||||
| 5446 | } | |||||
| 5447 | if ((stuff->modifiers != AnyModifier(1<<15)) && | |||||
| 5448 | (stuff->modifiers & ~AllModifiersMask( (1<<0) | (1<<1) | (1<<2) | (1<<3) | (1<<4) | (1<<5) | (1<<6) | (1<<7) ))) { | |||||
| 5449 | client->errorValue = stuff->modifiers; | |||||
| 5450 | return BadValue2; | |||||
| 5451 | } | |||||
| 5452 | tempGrab = AllocGrab(NULL((void*)0)); | |||||
| 5453 | if (!tempGrab) | |||||
| 5454 | return BadAlloc11; | |||||
| 5455 | tempGrab->resource = client->clientAsMask; | |||||
| 5456 | tempGrab->device = keybd; | |||||
| 5457 | tempGrab->window = pWin; | |||||
| 5458 | tempGrab->modifiersDetail.exact = stuff->modifiers; | |||||
| 5459 | tempGrab->modifiersDetail.pMask = NULL((void*)0); | |||||
| 5460 | tempGrab->modifierDevice = keybd; | |||||
| 5461 | tempGrab->type = KeyPress2; | |||||
| 5462 | tempGrab->grabtype = CORE; | |||||
| 5463 | tempGrab->detail.exact = stuff->key; | |||||
| 5464 | tempGrab->detail.pMask = NULL((void*)0); | |||||
| 5465 | tempGrab->next = NULL((void*)0); | |||||
| 5466 | ||||||
| 5467 | if (!DeletePassiveGrabFromList(tempGrab)) | |||||
| 5468 | rc = BadAlloc11; | |||||
| 5469 | ||||||
| 5470 | FreeGrab(tempGrab); | |||||
| 5471 | ||||||
| 5472 | return rc; | |||||
| 5473 | } | |||||
| 5474 | ||||||
| 5475 | /** | |||||
| 5476 | * Server-side protocol handling for GrabKey request. | |||||
| 5477 | * | |||||
| 5478 | * Creates a grab for the client's keyboard and adds it to the list of passive | |||||
| 5479 | * grabs. | |||||
| 5480 | */ | |||||
| 5481 | int | |||||
| 5482 | ProcGrabKey(ClientPtr client) | |||||
| 5483 | { | |||||
| 5484 | WindowPtr pWin; | |||||
| 5485 | ||||||
| 5486 | REQUEST(xGrabKeyReq)xGrabKeyReq *stuff = (xGrabKeyReq *)client->requestBuffer; | |||||
| 5487 | GrabPtr grab; | |||||
| 5488 | DeviceIntPtr keybd = PickKeyboard(client); | |||||
| 5489 | int rc; | |||||
| 5490 | GrabParameters param; | |||||
| 5491 | GrabMask mask; | |||||
| 5492 | ||||||
| 5493 | REQUEST_SIZE_MATCH(xGrabKeyReq)if ((sizeof(xGrabKeyReq) >> 2) != client->req_len) return (16); | |||||
| 5494 | ||||||
| 5495 | param = (GrabParameters) { | |||||
| 5496 | .grabtype = CORE, | |||||
| 5497 | .ownerEvents = stuff->ownerEvents, | |||||
| 5498 | .this_device_mode = stuff->keyboardMode, | |||||
| 5499 | .other_devices_mode = stuff->pointerMode, | |||||
| 5500 | .modifiers = stuff->modifiers | |||||
| 5501 | }; | |||||
| 5502 | ||||||
| 5503 | rc = CheckGrabValues(client, ¶m); | |||||
| 5504 | if (rc != Success0) | |||||
| 5505 | return rc; | |||||
| 5506 | ||||||
| 5507 | if (((stuff->key > keybd->key->xkbInfo->desc->max_key_code) || | |||||
| 5508 | (stuff->key < keybd->key->xkbInfo->desc->min_key_code)) | |||||
| 5509 | && (stuff->key != AnyKey0L)) { | |||||
| 5510 | client->errorValue = stuff->key; | |||||
| 5511 | return BadValue2; | |||||
| 5512 | } | |||||
| 5513 | rc = dixLookupWindow(&pWin, stuff->grabWindow, client, DixSetAttrAccess(1<<5)); | |||||
| 5514 | if (rc != Success0) | |||||
| 5515 | return rc; | |||||
| 5516 | ||||||
| 5517 | mask.core = (KeyPressMask(1L<<0) | KeyReleaseMask(1L<<1)); | |||||
| 5518 | ||||||
| 5519 | grab = CreateGrab(client->index, keybd, keybd, pWin, CORE, &mask, | |||||
| 5520 | ¶m, KeyPress2, stuff->key, NullWindow((WindowPtr) 0), NullCursor((CursorPtr)((void*)0))); | |||||
| 5521 | if (!grab) | |||||
| 5522 | return BadAlloc11; | |||||
| 5523 | return AddPassiveGrabToList(client, grab); | |||||
| 5524 | } | |||||
| 5525 | ||||||
| 5526 | /** | |||||
| 5527 | * Server-side protocol handling for GrabButton request. | |||||
| 5528 | * | |||||
| 5529 | * Creates a grab for the client's ClientPointer and adds it as a passive grab | |||||
| 5530 | * to the list. | |||||
| 5531 | */ | |||||
| 5532 | int | |||||
| 5533 | ProcGrabButton(ClientPtr client) | |||||
| 5534 | { | |||||
| 5535 | WindowPtr pWin, confineTo; | |||||
| 5536 | ||||||
| 5537 | REQUEST(xGrabButtonReq)xGrabButtonReq *stuff = (xGrabButtonReq *)client->requestBuffer; | |||||
| 5538 | CursorPtr cursor; | |||||
| 5539 | GrabPtr grab; | |||||
| 5540 | DeviceIntPtr ptr, modifierDevice; | |||||
| 5541 | Mask access_mode = DixGrabAccess(1<<17); | |||||
| 5542 | GrabMask mask; | |||||
| 5543 | GrabParameters param; | |||||
| 5544 | int rc; | |||||
| 5545 | ||||||
| 5546 | REQUEST_SIZE_MATCH(xGrabButtonReq)if ((sizeof(xGrabButtonReq) >> 2) != client->req_len ) return(16); | |||||
| 5547 | if ((stuff->pointerMode != GrabModeSync0) && | |||||
| 5548 | (stuff->pointerMode != GrabModeAsync1)) { | |||||
| 5549 | client->errorValue = stuff->pointerMode; | |||||
| 5550 | return BadValue2; | |||||
| 5551 | } | |||||
| 5552 | if ((stuff->keyboardMode != GrabModeSync0) && | |||||
| 5553 | (stuff->keyboardMode != GrabModeAsync1)) { | |||||
| 5554 | client->errorValue = stuff->keyboardMode; | |||||
| 5555 | return BadValue2; | |||||
| 5556 | } | |||||
| 5557 | if ((stuff->modifiers != AnyModifier(1<<15)) && | |||||
| 5558 | (stuff->modifiers & ~AllModifiersMask( (1<<0) | (1<<1) | (1<<2) | (1<<3) | (1<<4) | (1<<5) | (1<<6) | (1<<7) ))) { | |||||
| 5559 | client->errorValue = stuff->modifiers; | |||||
| 5560 | return BadValue2; | |||||
| 5561 | } | |||||
| 5562 | if ((stuff->ownerEvents != xFalse0) && (stuff->ownerEvents != xTrue1)) { | |||||
| 5563 | client->errorValue = stuff->ownerEvents; | |||||
| 5564 | return BadValue2; | |||||
| 5565 | } | |||||
| 5566 | if (stuff->eventMask & ~PointerGrabMask( (1L<<2) | (1L<<3) | (1L<<4) | (1L<< 5) | (1L<<7) | (1L<<14) | ( (1L<<6) | (1L<< 8) | (1L<<9) | (1L<<10) | (1L<<11) | (1L<< 12) | (1L<<13) ) )) { | |||||
| 5567 | client->errorValue = stuff->eventMask; | |||||
| 5568 | return BadValue2; | |||||
| 5569 | } | |||||
| 5570 | rc = dixLookupWindow(&pWin, stuff->grabWindow, client, DixSetAttrAccess(1<<5)); | |||||
| 5571 | if (rc != Success0) | |||||
| 5572 | return rc; | |||||
| 5573 | if (stuff->confineTo == None0L) | |||||
| 5574 | confineTo = NullWindow((WindowPtr) 0); | |||||
| 5575 | else { | |||||
| 5576 | rc = dixLookupWindow(&confineTo, stuff->confineTo, client, | |||||
| 5577 | DixSetAttrAccess(1<<5)); | |||||
| 5578 | if (rc != Success0) | |||||
| 5579 | return rc; | |||||
| 5580 | } | |||||
| 5581 | if (stuff->cursor == None0L) | |||||
| 5582 | cursor = NullCursor((CursorPtr)((void*)0)); | |||||
| 5583 | else { | |||||
| 5584 | rc = dixLookupResourceByType((void **) &cursor, stuff->cursor, | |||||
| 5585 | RT_CURSOR((RESTYPE)5), client, DixUseAccess(1<<24)); | |||||
| 5586 | if (rc != Success0) { | |||||
| 5587 | client->errorValue = stuff->cursor; | |||||
| 5588 | return rc; | |||||
| 5589 | } | |||||
| 5590 | access_mode |= DixForceAccess(1<<19); | |||||
| 5591 | } | |||||
| 5592 | ||||||
| 5593 | ptr = PickPointer(client); | |||||
| 5594 | modifierDevice = GetMaster(ptr, MASTER_KEYBOARD2); | |||||
| 5595 | if (stuff->pointerMode == GrabModeSync0 || | |||||
| 5596 | stuff->keyboardMode == GrabModeSync0) | |||||
| 5597 | access_mode |= DixFreezeAccess(1<<18); | |||||
| 5598 | rc = XaceHook(XACE_DEVICE_ACCESS3, client, ptr, access_mode); | |||||
| 5599 | if (rc != Success0) | |||||
| 5600 | return rc; | |||||
| 5601 | ||||||
| 5602 | param = (GrabParameters) { | |||||
| 5603 | .grabtype = CORE, | |||||
| 5604 | .ownerEvents = stuff->ownerEvents, | |||||
| 5605 | .this_device_mode = stuff->keyboardMode, | |||||
| 5606 | .other_devices_mode = stuff->pointerMode, | |||||
| 5607 | .modifiers = stuff->modifiers | |||||
| 5608 | }; | |||||
| 5609 | ||||||
| 5610 | mask.core = stuff->eventMask; | |||||
| 5611 | ||||||
| 5612 | grab = CreateGrab(client->index, ptr, modifierDevice, pWin, | |||||
| 5613 | CORE, &mask, ¶m, ButtonPress4, | |||||
| 5614 | stuff->button, confineTo, cursor); | |||||
| 5615 | if (!grab) | |||||
| 5616 | return BadAlloc11; | |||||
| 5617 | return AddPassiveGrabToList(client, grab); | |||||
| 5618 | } | |||||
| 5619 | ||||||
| 5620 | /** | |||||
| 5621 | * Server-side protocol handling for UngrabButton request. | |||||
| 5622 | * | |||||
| 5623 | * Deletes a passive grab on the client's ClientPointer from the list. | |||||
| 5624 | */ | |||||
| 5625 | int | |||||
| 5626 | ProcUngrabButton(ClientPtr client) | |||||
| 5627 | { | |||||
| 5628 | REQUEST(xUngrabButtonReq)xUngrabButtonReq *stuff = (xUngrabButtonReq *)client->requestBuffer; | |||||
| 5629 | WindowPtr pWin; | |||||
| 5630 | GrabPtr tempGrab; | |||||
| 5631 | int rc; | |||||
| 5632 | DeviceIntPtr ptr; | |||||
| 5633 | ||||||
| 5634 | REQUEST_SIZE_MATCH(xUngrabButtonReq)if ((sizeof(xUngrabButtonReq) >> 2) != client->req_len ) return(16); | |||||
| 5635 | if ((stuff->modifiers != AnyModifier(1<<15)) && | |||||
| 5636 | (stuff->modifiers & ~AllModifiersMask( (1<<0) | (1<<1) | (1<<2) | (1<<3) | (1<<4) | (1<<5) | (1<<6) | (1<<7) ))) { | |||||
| 5637 | client->errorValue = stuff->modifiers; | |||||
| 5638 | return BadValue2; | |||||
| 5639 | } | |||||
| 5640 | rc = dixLookupWindow(&pWin, stuff->grabWindow, client, DixReadAccess(1<<0)); | |||||
| 5641 | if (rc != Success0) | |||||
| 5642 | return rc; | |||||
| 5643 | ||||||
| 5644 | ptr = PickPointer(client); | |||||
| 5645 | ||||||
| 5646 | tempGrab = AllocGrab(NULL((void*)0)); | |||||
| 5647 | if (!tempGrab) | |||||
| 5648 | return BadAlloc11; | |||||
| 5649 | tempGrab->resource = client->clientAsMask; | |||||
| 5650 | tempGrab->device = ptr; | |||||
| 5651 | tempGrab->window = pWin; | |||||
| 5652 | tempGrab->modifiersDetail.exact = stuff->modifiers; | |||||
| 5653 | tempGrab->modifiersDetail.pMask = NULL((void*)0); | |||||
| 5654 | tempGrab->modifierDevice = GetMaster(ptr, MASTER_KEYBOARD2); | |||||
| 5655 | tempGrab->type = ButtonPress4; | |||||
| 5656 | tempGrab->detail.exact = stuff->button; | |||||
| 5657 | tempGrab->grabtype = CORE; | |||||
| 5658 | tempGrab->detail.pMask = NULL((void*)0); | |||||
| 5659 | tempGrab->next = NULL((void*)0); | |||||
| 5660 | ||||||
| 5661 | if (!DeletePassiveGrabFromList(tempGrab)) | |||||
| 5662 | rc = BadAlloc11; | |||||
| 5663 | ||||||
| 5664 | FreeGrab(tempGrab); | |||||
| 5665 | return rc; | |||||
| 5666 | } | |||||
| 5667 | ||||||
| 5668 | /** | |||||
| 5669 | * Deactivate any grab that may be on the window, remove the focus. | |||||
| 5670 | * Delete any XInput extension events from the window too. Does not change the | |||||
| 5671 | * window mask. Use just before the window is deleted. | |||||
| 5672 | * | |||||
| 5673 | * If freeResources is set, passive grabs on the window are deleted. | |||||
| 5674 | * | |||||
| 5675 | * @param pWin The window to delete events from. | |||||
| 5676 | * @param freeResources True if resources associated with the window should be | |||||
| 5677 | * deleted. | |||||
| 5678 | */ | |||||
| 5679 | void | |||||
| 5680 | DeleteWindowFromAnyEvents(WindowPtr pWin, Bool freeResources) | |||||
| 5681 | { | |||||
| 5682 | WindowPtr parent; | |||||
| 5683 | DeviceIntPtr mouse = inputInfo.pointer; | |||||
| 5684 | DeviceIntPtr keybd = inputInfo.keyboard; | |||||
| 5685 | FocusClassPtr focus; | |||||
| 5686 | OtherClientsPtr oc; | |||||
| 5687 | GrabPtr passive; | |||||
| 5688 | GrabPtr grab; | |||||
| 5689 | ||||||
| 5690 | /* Deactivate any grabs performed on this window, before making any | |||||
| 5691 | input focus changes. */ | |||||
| 5692 | grab = mouse->deviceGrab.grab; | |||||
| 5693 | if (grab && ((grab->window == pWin) || (grab->confineTo == pWin))) | |||||
| 5694 | (*mouse->deviceGrab.DeactivateGrab) (mouse); | |||||
| 5695 | ||||||
| 5696 | /* Deactivating a keyboard grab should cause focus events. */ | |||||
| 5697 | grab = keybd->deviceGrab.grab; | |||||
| 5698 | if (grab && (grab->window == pWin)) | |||||
| 5699 | (*keybd->deviceGrab.DeactivateGrab) (keybd); | |||||
| 5700 | ||||||
| 5701 | /* And now the real devices */ | |||||
| 5702 | for (mouse = inputInfo.devices; mouse; mouse = mouse->next) { | |||||
| 5703 | grab = mouse->deviceGrab.grab; | |||||
| 5704 | if (grab && ((grab->window == pWin) || (grab->confineTo == pWin))) | |||||
| 5705 | (*mouse->deviceGrab.DeactivateGrab) (mouse); | |||||
| 5706 | } | |||||
| 5707 | ||||||
| 5708 | for (keybd = inputInfo.devices; keybd; keybd = keybd->next) { | |||||
| 5709 | if (IsKeyboardDevice(keybd)) { | |||||
| 5710 | focus = keybd->focus; | |||||
| 5711 | ||||||
| 5712 | /* If the focus window is a root window (ie. has no parent) | |||||
| 5713 | then don't delete the focus from it. */ | |||||
| 5714 | ||||||
| 5715 | if ((pWin == focus->win) && (pWin->parent != NullWindow((WindowPtr) 0))) { | |||||
| 5716 | int focusEventMode = NotifyNormal0; | |||||
| 5717 | ||||||
| 5718 | /* If a grab is in progress, then alter the mode of focus events. */ | |||||
| 5719 | ||||||
| 5720 | if (keybd->deviceGrab.grab) | |||||
| 5721 | focusEventMode = NotifyWhileGrabbed3; | |||||
| 5722 | ||||||
| 5723 | switch (focus->revert) { | |||||
| 5724 | case RevertToNone(int)0L: | |||||
| 5725 | DoFocusEvents(keybd, pWin, NoneWin((WindowPtr)0L), focusEventMode); | |||||
| 5726 | focus->win = NoneWin((WindowPtr)0L); | |||||
| 5727 | focus->traceGood = 0; | |||||
| 5728 | break; | |||||
| 5729 | case RevertToParent2: | |||||
| 5730 | parent = pWin; | |||||
| 5731 | do { | |||||
| 5732 | parent = parent->parent; | |||||
| 5733 | focus->traceGood--; | |||||
| 5734 | } while (!parent->realized | |||||
| 5735 | /* This would be a good protocol change -- windows being | |||||
| 5736 | reparented during SaveSet processing would cause the | |||||
| 5737 | focus to revert to the nearest enclosing window which | |||||
| 5738 | will survive the death of the exiting client, instead | |||||
| 5739 | of ending up reverting to a dying window and thence | |||||
| 5740 | to None */ | |||||
| 5741 | #ifdef NOTDEF | |||||
| 5742 | || wClient(parent)(clients[((int)((((parent)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))])->clientGone | |||||
| 5743 | #endif | |||||
| 5744 | ); | |||||
| 5745 | if (!ActivateFocusInGrab(keybd, pWin, parent)) | |||||
| 5746 | DoFocusEvents(keybd, pWin, parent, focusEventMode); | |||||
| 5747 | focus->win = parent; | |||||
| 5748 | focus->revert = RevertToNone(int)0L; | |||||
| 5749 | break; | |||||
| 5750 | case RevertToPointerRoot(int)1L: | |||||
| 5751 | if (!ActivateFocusInGrab(keybd, pWin, PointerRootWin((WindowPtr)1L))) | |||||
| 5752 | DoFocusEvents(keybd, pWin, PointerRootWin((WindowPtr)1L), | |||||
| 5753 | focusEventMode); | |||||
| 5754 | focus->win = PointerRootWin((WindowPtr)1L); | |||||
| 5755 | focus->traceGood = 0; | |||||
| 5756 | break; | |||||
| 5757 | } | |||||
| 5758 | } | |||||
| 5759 | } | |||||
| 5760 | ||||||
| 5761 | if (IsPointerDevice(keybd)) { | |||||
| 5762 | if (keybd->valuator->motionHintWindow == pWin) | |||||
| 5763 | keybd->valuator->motionHintWindow = NullWindow((WindowPtr) 0); | |||||
| 5764 | } | |||||
| 5765 | } | |||||
| 5766 | ||||||
| 5767 | if (freeResources) { | |||||
| 5768 | if (pWin->dontPropagate) | |||||
| 5769 | DontPropagateRefCnts[pWin->dontPropagate]--; | |||||
| 5770 | while ((oc = wOtherClients(pWin)((pWin)->optional ? (pWin)->optional->otherClients : ((void*)0)))) | |||||
| 5771 | FreeResource(oc->resource, RT_NONE((RESTYPE)0)); | |||||
| 5772 | while ((passive = wPassiveGrabs(pWin)((pWin)->optional ? (pWin)->optional->passiveGrabs : ((void*)0)))) | |||||
| 5773 | FreeResource(passive->resource, RT_NONE((RESTYPE)0)); | |||||
| 5774 | } | |||||
| 5775 | ||||||
| 5776 | DeleteWindowFromAnyExtEvents(pWin, freeResources); | |||||
| 5777 | } | |||||
| 5778 | ||||||
| 5779 | /** | |||||
| 5780 | * Call this whenever some window at or below pWin has changed geometry. If | |||||
| 5781 | * there is a grab on the window, the cursor will be re-confined into the | |||||
| 5782 | * window. | |||||
| 5783 | */ | |||||
| 5784 | void | |||||
| 5785 | CheckCursorConfinement(WindowPtr pWin) | |||||
| 5786 | { | |||||
| 5787 | GrabPtr grab; | |||||
| 5788 | WindowPtr confineTo; | |||||
| 5789 | DeviceIntPtr pDev; | |||||
| 5790 | ||||||
| 5791 | #ifdef PANORAMIX1 | |||||
| 5792 | if (!noPanoramiXExtension && pWin->drawable.pScreen->myNum) | |||||
| 5793 | return; | |||||
| 5794 | #endif | |||||
| 5795 | ||||||
| 5796 | for (pDev = inputInfo.devices; pDev; pDev = pDev->next) { | |||||
| 5797 | if (DevHasCursor(pDev)) { | |||||
| 5798 | grab = pDev->deviceGrab.grab; | |||||
| 5799 | if (grab && (confineTo = grab->confineTo)) { | |||||
| 5800 | if (!BorderSizeNotEmpty(pDev, confineTo)) | |||||
| 5801 | (*pDev->deviceGrab.DeactivateGrab) (pDev); | |||||
| 5802 | else if ((pWin == confineTo) || IsParent(pWin, confineTo)) | |||||
| 5803 | ConfineCursorToWindow(pDev, confineTo, TRUE1, TRUE1); | |||||
| 5804 | } | |||||
| 5805 | } | |||||
| 5806 | } | |||||
| 5807 | } | |||||
| 5808 | ||||||
| 5809 | Mask | |||||
| 5810 | EventMaskForClient(WindowPtr pWin, ClientPtr client) | |||||
| 5811 | { | |||||
| 5812 | OtherClientsPtr other; | |||||
| 5813 | ||||||
| 5814 | if (wClient(pWin)(clients[((int)((((pWin)->drawable.id) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) >> (29 - ResourceClientBits())))]) == client) | |||||
| 5815 | return pWin->eventMask; | |||||
| 5816 | for (other = wOtherClients(pWin)((pWin)->optional ? (pWin)->optional->otherClients : ((void*)0)); other; other = other->next) { | |||||
| 5817 | if (SameClient(other, client)((((other)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) | |||||
| 5818 | return other->mask; | |||||
| 5819 | } | |||||
| 5820 | return 0; | |||||
| 5821 | } | |||||
| 5822 | ||||||
| 5823 | /** | |||||
| 5824 | * Server-side protocol handling for RecolorCursor request. | |||||
| 5825 | */ | |||||
| 5826 | int | |||||
| 5827 | ProcRecolorCursor(ClientPtr client) | |||||
| 5828 | { | |||||
| 5829 | CursorPtr pCursor; | |||||
| 5830 | int rc, nscr; | |||||
| 5831 | ScreenPtr pscr; | |||||
| 5832 | Bool displayed; | |||||
| 5833 | SpritePtr pSprite = PickPointer(client)->spriteInfo->sprite; | |||||
| 5834 | ||||||
| 5835 | REQUEST(xRecolorCursorReq)xRecolorCursorReq *stuff = (xRecolorCursorReq *)client->requestBuffer; | |||||
| 5836 | ||||||
| 5837 | REQUEST_SIZE_MATCH(xRecolorCursorReq)if ((sizeof(xRecolorCursorReq) >> 2) != client->req_len ) return(16); | |||||
| 5838 | rc = dixLookupResourceByType((void **) &pCursor, stuff->cursor, RT_CURSOR((RESTYPE)5), | |||||
| 5839 | client, DixWriteAccess(1<<1)); | |||||
| 5840 | if (rc != Success0) { | |||||
| 5841 | client->errorValue = stuff->cursor; | |||||
| 5842 | return rc; | |||||
| 5843 | } | |||||
| 5844 | ||||||
| 5845 | pCursor->foreRed = stuff->foreRed; | |||||
| 5846 | pCursor->foreGreen = stuff->foreGreen; | |||||
| 5847 | pCursor->foreBlue = stuff->foreBlue; | |||||
| 5848 | ||||||
| 5849 | pCursor->backRed = stuff->backRed; | |||||
| 5850 | pCursor->backGreen = stuff->backGreen; | |||||
| 5851 | pCursor->backBlue = stuff->backBlue; | |||||
| 5852 | ||||||
| 5853 | for (nscr = 0; nscr < screenInfo.numScreens; nscr++) { | |||||
| 5854 | pscr = screenInfo.screens[nscr]; | |||||
| 5855 | #ifdef PANORAMIX1 | |||||
| 5856 | if (!noPanoramiXExtension) | |||||
| 5857 | displayed = (pscr == pSprite->screen); | |||||
| 5858 | else | |||||
| 5859 | #endif | |||||
| 5860 | displayed = (pscr == pSprite->hotPhys.pScreen); | |||||
| 5861 | (*pscr->RecolorCursor) (PickPointer(client), pscr, pCursor, | |||||
| 5862 | (pCursor == pSprite->current) && displayed); | |||||
| 5863 | } | |||||
| 5864 | return Success0; | |||||
| 5865 | } | |||||
| 5866 | ||||||
| 5867 | /** | |||||
| 5868 | * Write the given events to a client, swapping the byte order if necessary. | |||||
| 5869 | * To swap the byte ordering, a callback is called that has to be set up for | |||||
| 5870 | * the given event type. | |||||
| 5871 | * | |||||
| 5872 | * In the case of DeviceMotionNotify trailed by DeviceValuators, the events | |||||
| 5873 | * can be more than one. Usually it's just one event. | |||||
| 5874 | * | |||||
| 5875 | * Do not modify the event structure passed in. See comment below. | |||||
| 5876 | * | |||||
| 5877 | * @param pClient Client to send events to. | |||||
| 5878 | * @param count Number of events. | |||||
| 5879 | * @param events The event list. | |||||
| 5880 | */ | |||||
| 5881 | void | |||||
| 5882 | WriteEventsToClient(ClientPtr pClient, int count, xEvent *events) | |||||
| 5883 | { | |||||
| 5884 | #ifdef PANORAMIX1 | |||||
| 5885 | xEvent eventCopy; | |||||
| 5886 | #endif | |||||
| 5887 | xEvent *eventTo, *eventFrom; | |||||
| 5888 | int i, eventlength = sizeof(xEvent); | |||||
| 5889 | ||||||
| 5890 | if (!pClient || pClient == serverClient || pClient->clientGone) | |||||
| 5891 | return; | |||||
| 5892 | ||||||
| 5893 | for (i = 0; i < count; i++) | |||||
| 5894 | if ((events[i].u.u.type & 0x7f) != KeymapNotify11) | |||||
| 5895 | events[i].u.u.sequenceNumber = pClient->sequence; | |||||
| 5896 | ||||||
| 5897 | /* Let XKB rewrite the state, as it depends on client preferences. */ | |||||
| 5898 | XkbFilterEvents(pClient, count, events); | |||||
| 5899 | ||||||
| 5900 | #ifdef PANORAMIX1 | |||||
| 5901 | if (!noPanoramiXExtension && | |||||
| 5902 | (screenInfo.screens[0]->x || screenInfo.screens[0]->y)) { | |||||
| 5903 | switch (events->u.u.type) { | |||||
| 5904 | case MotionNotify6: | |||||
| 5905 | case ButtonPress4: | |||||
| 5906 | case ButtonRelease5: | |||||
| 5907 | case KeyPress2: | |||||
| 5908 | case KeyRelease3: | |||||
| 5909 | case EnterNotify7: | |||||
| 5910 | case LeaveNotify8: | |||||
| 5911 | /* | |||||
| 5912 | When multiple clients want the same event DeliverEventsToWindow | |||||
| 5913 | passes the same event structure multiple times so we can't | |||||
| 5914 | modify the one passed to us | |||||
| 5915 | */ | |||||
| 5916 | count = 1; /* should always be 1 */ | |||||
| 5917 | memcpy(&eventCopy, events, sizeof(xEvent))__builtin___memcpy_chk (&eventCopy, events, sizeof(xEvent ), __builtin_object_size (&eventCopy, 0)); | |||||
| 5918 | eventCopy.u.keyButtonPointer.rootX += screenInfo.screens[0]->x; | |||||
| 5919 | eventCopy.u.keyButtonPointer.rootY += screenInfo.screens[0]->y; | |||||
| 5920 | if (eventCopy.u.keyButtonPointer.event == | |||||
| 5921 | eventCopy.u.keyButtonPointer.root) { | |||||
| 5922 | eventCopy.u.keyButtonPointer.eventX += screenInfo.screens[0]->x; | |||||
| 5923 | eventCopy.u.keyButtonPointer.eventY += screenInfo.screens[0]->y; | |||||
| 5924 | } | |||||
| 5925 | events = &eventCopy; | |||||
| 5926 | break; | |||||
| 5927 | default: | |||||
| 5928 | break; | |||||
| 5929 | } | |||||
| 5930 | } | |||||
| 5931 | #endif | |||||
| 5932 | ||||||
| 5933 | if (EventCallback) { | |||||
| 5934 | EventInfoRec eventinfo; | |||||
| 5935 | ||||||
| 5936 | eventinfo.client = pClient; | |||||
| 5937 | eventinfo.events = events; | |||||
| 5938 | eventinfo.count = count; | |||||
| 5939 | CallCallbacks(&EventCallback, (void *) &eventinfo); | |||||
| 5940 | } | |||||
| 5941 | #ifdef XSERVER_DTRACE1 | |||||
| 5942 | if (XSERVER_SEND_EVENT_ENABLED()({ int _r = __dtrace_isenabled$Xserver$send__event$v1(); __asm__ volatile(""); _r; })) { | |||||
| 5943 | for (i = 0; i < count; i++) { | |||||
| 5944 | XSERVER_SEND_EVENT(pClient->index, events[i].u.u.type, &events[i])do { __asm__ volatile(".reference " "___dtrace_typedefs$Xserver$v2$636f6e73745f646f75626c655f70$636f6e73745f75696e74385f70" ); __dtrace_probe$Xserver$send__event$v1$696e74$75696e74385f74$766f6964202a (pClient->index, events[i].u.u.type, &events[i]); __asm__ volatile(".reference " "___dtrace_stability$Xserver$v1$4_4_5_1_1_0_1_1_0_4_4_5_4_4_5" ); } while (0); | |||||
| 5945 | } | |||||
| 5946 | } | |||||
| 5947 | #endif | |||||
| 5948 | /* Just a safety check to make sure we only have one GenericEvent, it just | |||||
| 5949 | * makes things easier for me right now. (whot) */ | |||||
| 5950 | for (i = 1; i < count; i++) { | |||||
| 5951 | if (events[i].u.u.type == GenericEvent35) { | |||||
| 5952 | ErrorF("[dix] TryClientEvents: Only one GenericEvent at a time.\n"); | |||||
| 5953 | return; | |||||
| 5954 | } | |||||
| 5955 | } | |||||
| 5956 | ||||||
| 5957 | if (events->u.u.type == GenericEvent35) { | |||||
| 5958 | eventlength += ((xGenericEvent *) events)->length * 4; | |||||
| 5959 | } | |||||
| 5960 | ||||||
| 5961 | if (pClient->swapped) { | |||||
| 5962 | if (eventlength > swapEventLen) { | |||||
| 5963 | swapEventLen = eventlength; | |||||
| 5964 | swapEvent = realloc(swapEvent, swapEventLen); | |||||
| 5965 | if (!swapEvent) { | |||||
| 5966 | FatalError("WriteEventsToClient: Out of memory.\n"); | |||||
| 5967 | return; | |||||
| 5968 | } | |||||
| 5969 | } | |||||
| 5970 | ||||||
| 5971 | for (i = 0; i < count; i++) { | |||||
| 5972 | eventFrom = &events[i]; | |||||
| 5973 | eventTo = swapEvent; | |||||
| 5974 | ||||||
| 5975 | /* Remember to strip off the leading bit of type in case | |||||
| 5976 | this event was sent with "SendEvent." */ | |||||
| 5977 | (*EventSwapVector[eventFrom->u.u.type & 0177]) | |||||
| 5978 | (eventFrom, eventTo); | |||||
| 5979 | ||||||
| 5980 | WriteToClient(pClient, eventlength, eventTo); | |||||
| 5981 | } | |||||
| 5982 | } | |||||
| 5983 | else { | |||||
| 5984 | /* only one GenericEvent, remember? that means either count is 1 and | |||||
| 5985 | * eventlength is arbitrary or eventlength is 32 and count doesn't | |||||
| 5986 | * matter. And we're all set. Woohoo. */ | |||||
| 5987 | WriteToClient(pClient, count * eventlength, events); | |||||
| 5988 | } | |||||
| 5989 | } | |||||
| 5990 | ||||||
| 5991 | /* | |||||
| 5992 | * Set the client pointer for the given client. | |||||
| 5993 | * | |||||
| 5994 | * A client can have exactly one ClientPointer. Each time a | |||||
| 5995 | * request/reply/event is processed and the choice of devices is ambiguous | |||||
| 5996 | * (e.g. QueryPointer request), the server will pick the ClientPointer (see | |||||
| 5997 | * PickPointer()). | |||||
| 5998 | * If a keyboard is needed, the first keyboard paired with the CP is used. | |||||
| 5999 | */ | |||||
| 6000 | int | |||||
| 6001 | SetClientPointer(ClientPtr client, DeviceIntPtr device) | |||||
| 6002 | { | |||||
| 6003 | int rc = XaceHook(XACE_DEVICE_ACCESS3, client, device, DixUseAccess(1<<24)); | |||||
| 6004 | ||||||
| 6005 | if (rc != Success0) | |||||
| 6006 | return rc; | |||||
| 6007 | ||||||
| 6008 | if (!IsMaster(device)) { | |||||
| 6009 | ErrorF("[dix] Need master device for ClientPointer. This is a bug.\n"); | |||||
| 6010 | return BadDevice; | |||||
| 6011 | } | |||||
| 6012 | else if (!device->spriteInfo->spriteOwner) { | |||||
| 6013 | ErrorF("[dix] Device %d does not have a sprite. " | |||||
| 6014 | "Cannot be ClientPointer\n", device->id); | |||||
| 6015 | return BadDevice; | |||||
| 6016 | } | |||||
| 6017 | client->clientPtr = device; | |||||
| 6018 | return Success0; | |||||
| 6019 | } | |||||
| 6020 | ||||||
| 6021 | /* PickPointer will pick an appropriate pointer for the given client. | |||||
| 6022 | * | |||||
| 6023 | * An "appropriate device" is (in order of priority): | |||||
| 6024 | * 1) A device the given client has a core grab on. | |||||
| 6025 | * 2) A device set as ClientPointer for the given client. | |||||
| 6026 | * 3) The first master device. | |||||
| 6027 | */ | |||||
| 6028 | DeviceIntPtr | |||||
| 6029 | PickPointer(ClientPtr client) | |||||
| 6030 | { | |||||
| 6031 | DeviceIntPtr it = inputInfo.devices; | |||||
| 6032 | ||||||
| 6033 | /* First, check if the client currently has a grab on a device. Even | |||||
| 6034 | * keyboards count. */ | |||||
| 6035 | for (it = inputInfo.devices; it; it = it->next) { | |||||
| 6036 | GrabPtr grab = it->deviceGrab.grab; | |||||
| 6037 | ||||||
| 6038 | if (grab && grab->grabtype == CORE && SameClient(grab, client)((((grab)->resource) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) == (client)-> clientAsMask)) { | |||||
| 6039 | it = GetMaster(it, MASTER_POINTER1); | |||||
| 6040 | return it; /* Always return a core grabbed device */ | |||||
| 6041 | } | |||||
| 6042 | } | |||||
| 6043 | ||||||
| 6044 | if (!client->clientPtr) { | |||||
| 6045 | it = inputInfo.devices; | |||||
| 6046 | while (it) { | |||||
| 6047 | if (IsMaster(it) && it->spriteInfo->spriteOwner) { | |||||
| 6048 | client->clientPtr = it; | |||||
| 6049 | break; | |||||
| 6050 | } | |||||
| 6051 | it = it->next; | |||||
| 6052 | } | |||||
| 6053 | } | |||||
| 6054 | return client->clientPtr; | |||||
| 6055 | } | |||||
| 6056 | ||||||
| 6057 | /* PickKeyboard will pick an appropriate keyboard for the given client by | |||||
| 6058 | * searching the list of devices for the keyboard device that is paired with | |||||
| 6059 | * the client's pointer. | |||||
| 6060 | */ | |||||
| 6061 | DeviceIntPtr | |||||
| 6062 | PickKeyboard(ClientPtr client) | |||||
| 6063 | { | |||||
| 6064 | DeviceIntPtr ptr = PickPointer(client); | |||||
| 6065 | DeviceIntPtr kbd = GetMaster(ptr, MASTER_KEYBOARD2); | |||||
| 6066 | ||||||
| 6067 | if (!kbd) { | |||||
| 6068 | ErrorF("[dix] ClientPointer not paired with a keyboard. This " | |||||
| 6069 | "is a bug.\n"); | |||||
| 6070 | } | |||||
| 6071 | ||||||
| 6072 | return kbd; | |||||
| 6073 | } | |||||
| 6074 | ||||||
| 6075 | /* A client that has one or more core grabs does not get core events from | |||||
| 6076 | * devices it does not have a grab on. Legacy applications behave bad | |||||
| 6077 | * otherwise because they are not used to it and the events interfere. | |||||
| 6078 | * Only applies for core events. | |||||
| 6079 | * | |||||
| 6080 | * Return true if a core event from the device would interfere and should not | |||||
| 6081 | * be delivered. | |||||
| 6082 | */ | |||||
| 6083 | Bool | |||||
| 6084 | IsInterferingGrab(ClientPtr client, DeviceIntPtr dev, xEvent *event) | |||||
| 6085 | { | |||||
| 6086 | DeviceIntPtr it = inputInfo.devices; | |||||
| 6087 | ||||||
| 6088 | switch (event->u.u.type) { | |||||
| 6089 | case KeyPress2: | |||||
| 6090 | case KeyRelease3: | |||||
| 6091 | case ButtonPress4: | |||||
| 6092 | case ButtonRelease5: | |||||
| 6093 | case MotionNotify6: | |||||
| 6094 | case EnterNotify7: | |||||
| 6095 | case LeaveNotify8: | |||||
| 6096 | break; | |||||
| 6097 | default: | |||||
| 6098 | return FALSE0; | |||||
| 6099 | } | |||||
| 6100 | ||||||
| 6101 | if (dev->deviceGrab.grab && SameClient(dev->deviceGrab.grab, client)((((dev->deviceGrab.grab)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) == (client)->clientAsMask)) | |||||
| 6102 | return FALSE0; | |||||
| 6103 | ||||||
| 6104 | while (it) { | |||||
| 6105 | if (it != dev) { | |||||
| 6106 | if (it->deviceGrab.grab && SameClient(it->deviceGrab.grab, client)((((it->deviceGrab.grab)->resource) & (((1 << ResourceClientBits()) - 1) << (29 - ResourceClientBits ()))) == (client)->clientAsMask) | |||||
| 6107 | && !it->deviceGrab.fromPassiveGrab) { | |||||
| 6108 | if ((IsPointerDevice(it) && IsPointerDevice(dev)) || | |||||
| 6109 | (IsKeyboardDevice(it) && IsKeyboardDevice(dev))) | |||||
| 6110 | return TRUE1; | |||||
| 6111 | } | |||||
| 6112 | } | |||||
| 6113 | it = it->next; | |||||
| 6114 | } | |||||
| 6115 | ||||||
| 6116 | return FALSE0; | |||||
| 6117 | } | |||||
| 6118 | ||||||
| 6119 | /* PointerBarrier events are only delivered to the client that created that | |||||
| 6120 | * barrier */ | |||||
| 6121 | static Bool | |||||
| 6122 | IsWrongPointerBarrierClient(ClientPtr client, DeviceIntPtr dev, xEvent *event) | |||||
| 6123 | { | |||||
| 6124 | xXIBarrierEvent *ev = (xXIBarrierEvent*)event; | |||||
| 6125 | ||||||
| 6126 | if (ev->type != GenericEvent35 || ev->extension != IReqCode) | |||||
| 6127 | return FALSE0; | |||||
| 6128 | ||||||
| 6129 | if (ev->evtype != XI_BarrierHit25 && ev->evtype != XI_BarrierLeave26) | |||||
| 6130 | return FALSE0; | |||||
| 6131 | ||||||
| 6132 | return client->index != CLIENT_ID(ev->barrier)((int)(((ev->barrier) & (((1 << ResourceClientBits ()) - 1) << (29 - ResourceClientBits()))) >> (29 - ResourceClientBits()))); | |||||
| 6133 | } |