| File: | SimpleMenu.c |
| Location: | line 1556, column 2 |
| Description: | Value stored to 'warp' is never read |
| 1 | /* |
| 2 | Copyright 1989, 1994, 1998 The Open Group |
| 3 | |
| 4 | Permission to use, copy, modify, distribute, and sell this software and its |
| 5 | documentation for any purpose is hereby granted without fee, provided that |
| 6 | the above copyright notice appear in all copies and that both that |
| 7 | copyright notice and this permission notice appear in supporting |
| 8 | documentation. |
| 9 | |
| 10 | The above copyright notice and this permission notice shall be included in |
| 11 | all copies or substantial portions of the Software. |
| 12 | |
| 13 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 14 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 15 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 16 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| 17 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 18 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 19 | |
| 20 | Except as contained in this notice, the name of The Open Group shall not be |
| 21 | used in advertising or otherwise to promote the sale, use or other dealings |
| 22 | in this Software without prior written authorization from The Open Group. |
| 23 | */ |
| 24 | |
| 25 | /* |
| 26 | * SimpleMenu.c - Source code file for SimpleMenu widget. |
| 27 | * |
| 28 | * Date: April 3, 1989 |
| 29 | * |
| 30 | * By: Chris D. Peterson |
| 31 | * MIT X Consortium |
| 32 | * kit@expo.lcs.mit.edu |
| 33 | */ |
| 34 | |
| 35 | #ifdef HAVE_CONFIG_H1 |
| 36 | #include <config.h> |
| 37 | #endif |
| 38 | #include <stdio.h> |
| 39 | #include <X11/IntrinsicP.h> |
| 40 | #include <X11/StringDefs.h> |
| 41 | #include <X11/Xmu/Initer.h> |
| 42 | #include <X11/Xaw/Cardinals.h> |
| 43 | #include <X11/Xaw/SimpleMenP.h> |
| 44 | #include <X11/Xaw/SmeBSBP.h> |
| 45 | #include <X11/Xaw/XawInit.h> |
| 46 | #include "Private.h" |
| 47 | |
| 48 | #define streq(a, b)(strcmp((a), (b)) == 0) (strcmp((a), (b)) == 0) |
| 49 | |
| 50 | #define ForAllChildren(smw, childP)for ((childP) = (SmeObject *)(smw)->composite.children; (childP ) < (SmeObject *)((smw)->composite.children + (smw)-> composite.num_children); (childP)++) \ |
| 51 | for ((childP) = (SmeObject *)(smw)->composite.children; \ |
| 52 | (childP) < (SmeObject *)((smw)->composite.children \ |
| 53 | + (smw)->composite.num_children); \ |
| 54 | (childP)++) |
| 55 | |
| 56 | #ifndef OLDXAW1 |
| 57 | #define SMW_UNMAPPING 0x01 |
| 58 | #define SMW_POPLEFT 0x02 |
| 59 | #endif |
| 60 | |
| 61 | /* |
| 62 | * Class Methods |
| 63 | */ |
| 64 | static void XawSimpleMenuChangeManaged(Widget); |
| 65 | static void XawSimpleMenuClassInitialize(void); |
| 66 | static void XawSimpleMenuClassPartInitialize(WidgetClass); |
| 67 | static XtGeometryResult XawSimpleMenuGeometryManager(Widget, XtWidgetGeometry*, |
| 68 | XtWidgetGeometry*); |
| 69 | static void XawSimpleMenuInitialize(Widget, Widget, ArgList, Cardinal*); |
| 70 | static void XawSimpleMenuRealize(Widget, XtValueMask*, XSetWindowAttributes*); |
| 71 | static void XawSimpleMenuRedisplay(Widget, XEvent*, Region); |
| 72 | static void XawSimpleMenuResize(Widget); |
| 73 | static Boolean XawSimpleMenuSetValues(Widget, Widget, Widget, |
| 74 | ArgList, Cardinal*); |
| 75 | static Boolean XawSimpleMenuSetValuesHook(Widget, ArgList, Cardinal*); |
| 76 | #ifndef OLDXAW1 |
| 77 | static void PopupSubMenu(SimpleMenuWidget); |
| 78 | static void PopdownSubMenu(SimpleMenuWidget); |
| 79 | static void PopupCB(Widget, XtPointer, XtPointer); |
| 80 | #endif |
| 81 | |
| 82 | /* |
| 83 | * Prototypes |
| 84 | */ |
| 85 | static void AddPositionAction(XtAppContext, XPointer); |
| 86 | static void CalculateNewSize(Widget, Dimension*, Dimension*); |
| 87 | static void ChangeCursorOnGrab(Widget, XtPointer, XtPointer); |
| 88 | static void CreateLabel(Widget); |
| 89 | static SmeObject DoGetEventEntry(Widget, int, int); |
| 90 | static Widget FindMenu(Widget, String); |
| 91 | static SmeObject GetEventEntry(Widget, XEvent*); |
| 92 | static void Layout(Widget, Dimension*, Dimension*); |
| 93 | static void MakeResizeRequest(Widget); |
| 94 | static void MakeSetValuesRequest(Widget, unsigned int, unsigned int); |
| 95 | static void MoveMenu(Widget, int, int); |
| 96 | static void PositionMenu(Widget, XPoint*); |
| 97 | |
| 98 | /* |
| 99 | * Actions |
| 100 | */ |
| 101 | static void Highlight(Widget, XEvent*, String*, Cardinal*); |
| 102 | static void Notify(Widget, XEvent*, String*, Cardinal*); |
| 103 | #ifndef OLDXAW1 |
| 104 | static void Popdown(Widget, XEvent*, String*, Cardinal*); |
| 105 | #endif |
| 106 | static void PositionMenuAction(Widget, XEvent*, String*, Cardinal*); |
| 107 | static void Unhighlight(Widget, XEvent*, String*, Cardinal*); |
| 108 | |
| 109 | /* |
| 110 | * Initialization |
| 111 | */ |
| 112 | #define offset(field) XtOffsetOf(SimpleMenuRec, simple_menu.field)__builtin_offsetof(SimpleMenuRec, simple_menu.field) |
| 113 | |
| 114 | static XtResource resources[] = { |
| 115 | /* label */ |
| 116 | { |
| 117 | XtNlabel((char*)&XtStrings[429]), |
| 118 | XtCLabel((char*)&XtStrings[1151]), |
| 119 | XtRString((char*)&XtStrings[1797]), |
| 120 | sizeof(String), |
| 121 | offset(label_string), |
| 122 | XtRString((char*)&XtStrings[1797]), |
| 123 | NULL((void*)0) |
| 124 | }, |
| 125 | { |
| 126 | XtNlabelClass"labelClass", |
| 127 | XtCLabelClass"LabelClass", |
| 128 | XtRPointer((char*)&XtStrings[1767]), |
| 129 | sizeof(WidgetClass), |
| 130 | offset(label_class), |
| 131 | XtRImmediate((char*)&XtStrings[1695]), |
| 132 | NULL((void*)0) |
| 133 | }, |
| 134 | |
| 135 | /* layout */ |
| 136 | { |
| 137 | XtNrowHeight"rowHeight", |
| 138 | XtCRowHeight"RowHeight", |
| 139 | XtRDimension((char*)&XtStrings[1618]), |
| 140 | sizeof(Dimension), |
| 141 | offset(row_height), |
| 142 | XtRImmediate((char*)&XtStrings[1695]), |
| 143 | (XtPointer)0 |
| 144 | }, |
| 145 | { |
| 146 | XtNtopMargin"topMargin", |
| 147 | XtCVerticalMargins"VerticalMargins", |
| 148 | XtRDimension((char*)&XtStrings[1618]), |
| 149 | sizeof(Dimension), |
| 150 | offset(top_margin), |
| 151 | XtRImmediate((char*)&XtStrings[1695]), |
| 152 | (XtPointer)0 |
| 153 | }, |
| 154 | { |
| 155 | XtNbottomMargin"bottomMargin", |
| 156 | XtCVerticalMargins"VerticalMargins", |
| 157 | XtRDimension((char*)&XtStrings[1618]), |
| 158 | sizeof(Dimension), |
| 159 | offset(bottom_margin), |
| 160 | XtRImmediate((char*)&XtStrings[1695]), |
| 161 | (XtPointer)0 |
| 162 | }, |
| 163 | #ifndef OLDXAW1 |
| 164 | { |
| 165 | XtNleftMargin"leftMargin", |
| 166 | XtCHorizontalMargins"HorizontalMargins", |
| 167 | XtRDimension((char*)&XtStrings[1618]), |
| 168 | sizeof(Dimension), |
| 169 | offset(left_margin), |
| 170 | XtRImmediate((char*)&XtStrings[1695]), |
| 171 | (XtPointer)0 |
| 172 | }, |
| 173 | { |
| 174 | XtNrightMargin"rightMargin", |
| 175 | XtCHorizontalMargins"HorizontalMargins", |
| 176 | XtRDimension((char*)&XtStrings[1618]), |
| 177 | sizeof(Dimension), |
| 178 | offset(right_margin), |
| 179 | XtRImmediate((char*)&XtStrings[1695]), |
| 180 | (XtPointer)0 |
| 181 | }, |
| 182 | #endif |
| 183 | |
| 184 | /* misc */ |
| 185 | { |
| 186 | XtNallowShellResize((char*)&XtShellStrings[280]), |
| 187 | XtCAllowShellResize((char*)&XtShellStrings[297]), |
| 188 | XtRBoolean((char*)&XtStrings[1561]), |
| 189 | sizeof(Boolean), |
| 190 | XtOffsetOf(SimpleMenuRec, shell.allow_shell_resize)__builtin_offsetof(SimpleMenuRec, shell.allow_shell_resize), |
| 191 | XtRImmediate((char*)&XtStrings[1695]), |
| 192 | (XtPointer)True1 |
| 193 | }, |
| 194 | { |
| 195 | XtNcursor"cursor", |
| 196 | XtCCursor((char*)&XtStrings[976]), |
| 197 | XtRCursor((char*)&XtStrings[1611]), |
| 198 | sizeof(Cursor), |
| 199 | offset(cursor), |
| 200 | XtRImmediate((char*)&XtStrings[1695]), |
| 201 | (XtPointer)None0L |
| 202 | }, |
| 203 | { |
| 204 | XtNmenuOnScreen"menuOnScreen", |
| 205 | XtCMenuOnScreen"MenuOnScreen", |
| 206 | XtRBoolean((char*)&XtStrings[1561]), |
| 207 | sizeof(Boolean), |
| 208 | offset(menu_on_screen), |
| 209 | XtRImmediate((char*)&XtStrings[1695]), |
| 210 | (XtPointer)True1 |
| 211 | }, |
| 212 | { |
| 213 | XtNpopupOnEntry"popupOnEntry", |
| 214 | XtCPopupOnEntry"PopupOnEntry", |
| 215 | XtRWidget((char*)&XtStrings[1865]), |
| 216 | sizeof(Widget), |
| 217 | offset(popup_entry), |
| 218 | XtRWidget((char*)&XtStrings[1865]), |
| 219 | NULL((void*)0) |
| 220 | }, |
| 221 | { |
| 222 | XtNbackingStore"backingStore", |
| 223 | XtCBackingStore"BackingStore", |
| 224 | XtRBackingStore"BackingStore", |
| 225 | sizeof(int), |
| 226 | offset(backing_store), |
| 227 | XtRImmediate((char*)&XtStrings[1695]), |
| 228 | (XtPointer)(Always2 + WhenMapped1 + NotUseful0) |
| 229 | }, |
| 230 | #ifndef OLDXAW1 |
| 231 | { |
| 232 | XawNdisplayList, |
| 233 | XawCDisplayList, |
| 234 | XawRDisplayList, |
| 235 | sizeof(XawDisplayList*), |
| 236 | offset(display_list), |
| 237 | XtRImmediate((char*)&XtStrings[1695]), |
| 238 | NULL((void*)0) |
| 239 | }, |
| 240 | #endif |
| 241 | }; |
| 242 | #undef offset |
| 243 | |
| 244 | static char defaultTranslations[] = |
| 245 | "<Enter>:" "highlight()\n" |
| 246 | "<Leave>:" "unhighlight()\n" |
| 247 | "<BtnMotion>:" "highlight()\n" |
| 248 | #ifndef OLDXAW1 |
| 249 | "<BtnUp>:" "popdown() notify() unhighlight()\n" |
| 250 | #else |
| 251 | "<BtnUp>:" "MenuPopdown() notify() unhighlight()\n" |
| 252 | #endif |
| 253 | ; |
| 254 | |
| 255 | static XtActionsRec actionsList[] = |
| 256 | { |
| 257 | {"notify", Notify}, |
| 258 | {"highlight", Highlight}, |
| 259 | {"unhighlight", Unhighlight}, |
| 260 | #ifndef OLDXAW1 |
| 261 | {"popdown", Popdown}, |
| 262 | {"set-values", XawSetValuesAction}, |
| 263 | {"get-values", XawGetValuesAction}, |
| 264 | {"declare", XawDeclareAction}, |
| 265 | {"call-proc", XawCallProcAction}, |
| 266 | #endif |
| 267 | }; |
| 268 | |
| 269 | static CompositeClassExtensionRec extension_rec = { |
| 270 | NULL((void*)0), /* next_extension */ |
| 271 | NULLQUARK((XrmQuark) 0), /* record_type */ |
| 272 | XtCompositeExtensionVersion2L, /* version */ |
| 273 | sizeof(CompositeClassExtensionRec), /* record_size */ |
| 274 | True1, /* accepts_objects */ |
| 275 | }; |
| 276 | |
| 277 | #define Superclass(&overrideShellClassRec) (&overrideShellClassRec) |
| 278 | SimpleMenuClassRec simpleMenuClassRec = { |
| 279 | /* core */ |
| 280 | { |
| 281 | (WidgetClass)Superclass(&overrideShellClassRec), /* superclass */ |
| 282 | "SimpleMenu", /* class_name */ |
| 283 | sizeof(SimpleMenuRec), /* size */ |
| 284 | XawSimpleMenuClassInitialize, /* class_initialize */ |
| 285 | XawSimpleMenuClassPartInitialize, /* class_part_initialize */ |
| 286 | False0, /* class_inited */ |
| 287 | XawSimpleMenuInitialize, /* initialize */ |
| 288 | NULL((void*)0), /* initialize_hook */ |
| 289 | XawSimpleMenuRealize, /* realize */ |
| 290 | actionsList, /* actions */ |
| 291 | XtNumber(actionsList)((Cardinal) (sizeof(actionsList) / sizeof(actionsList[0]))), /* num_actions */ |
| 292 | resources, /* resources */ |
| 293 | XtNumber(resources)((Cardinal) (sizeof(resources) / sizeof(resources[0]))), /* num_resources */ |
| 294 | NULLQUARK((XrmQuark) 0), /* xrm_class */ |
| 295 | True1, /* compress_motion */ |
| 296 | True1, /* compress_exposure */ |
| 297 | True1, /* compress_enterleave */ |
| 298 | False0, /* visible_interest */ |
| 299 | NULL((void*)0), /* destroy */ |
| 300 | XawSimpleMenuResize, /* resize */ |
| 301 | XawSimpleMenuRedisplay, /* expose */ |
| 302 | XawSimpleMenuSetValues, /* set_values */ |
| 303 | XawSimpleMenuSetValuesHook, /* set_values_hook */ |
| 304 | XtInheritSetValuesAlmost((XtAlmostProc) _XtInherit), /* set_values_almost */ |
| 305 | NULL((void*)0), /* get_values_hook */ |
| 306 | NULL((void*)0), /* accept_focus */ |
| 307 | XtVersion(11 * 1000 + 6), /* intrinsics version */ |
| 308 | NULL((void*)0), /* callback offsets */ |
| 309 | defaultTranslations, /* tm_table */ |
| 310 | NULL((void*)0), /* query_geometry */ |
| 311 | NULL((void*)0), /* display_accelerator */ |
| 312 | NULL((void*)0), /* extension */ |
| 313 | }, |
| 314 | /* composite */ |
| 315 | { |
| 316 | XawSimpleMenuGeometryManager, /* geometry_manager */ |
| 317 | XawSimpleMenuChangeManaged, /* change_managed */ |
| 318 | XtInheritInsertChild((XtWidgetProc) _XtInherit), /* insert_child */ |
| 319 | XtInheritDeleteChild((XtWidgetProc) _XtInherit), /* delete_child */ |
| 320 | NULL((void*)0), /* extension */ |
| 321 | }, |
| 322 | /* shell */ |
| 323 | { |
| 324 | NULL((void*)0), /* extension */ |
| 325 | }, |
| 326 | /* override */ |
| 327 | { |
| 328 | NULL((void*)0), /* extension */ |
| 329 | }, |
| 330 | /* simple_menu */ |
| 331 | { |
| 332 | NULL((void*)0), /* extension */ |
| 333 | }, |
| 334 | }; |
| 335 | |
| 336 | WidgetClass simpleMenuWidgetClass = (WidgetClass)&simpleMenuClassRec; |
| 337 | |
| 338 | /* |
| 339 | * Implementation |
| 340 | */ |
| 341 | /* |
| 342 | * Function: |
| 343 | * XawSimpleMenuClassInitialize |
| 344 | * |
| 345 | * Description: |
| 346 | * Class Initialize routine, called only once. |
| 347 | */ |
| 348 | static void |
| 349 | XawSimpleMenuClassInitialize(void) |
| 350 | { |
| 351 | XawInitializeWidgetSet(); |
| 352 | XtAddConverter(XtRString((char*)&XtStrings[1797]), XtRBackingStore"BackingStore", XmuCvtStringToBackingStore, |
| 353 | NULL((void*)0), 0); |
| 354 | XtSetTypeConverter(XtRBackingStore"BackingStore", XtRString((char*)&XtStrings[1797]), XmuCvtBackingStoreToString, |
| 355 | NULL((void*)0), 0, XtCacheNone0x001, NULL((void*)0)); |
| 356 | XmuAddInitializer(AddPositionAction, NULL((void*)0)); |
| 357 | } |
| 358 | |
| 359 | /* |
| 360 | * Function: |
| 361 | * XawSimpleMenuClassPartInitialize |
| 362 | * Arguments: wc - the widget class of the subclass. |
| 363 | * |
| 364 | * Description: |
| 365 | * Class Part Initialize routine, called for every subclass. Makes |
| 366 | * sure that the subclasses pick up the extension record. |
| 367 | */ |
| 368 | static void |
| 369 | XawSimpleMenuClassPartInitialize(WidgetClass wc) |
| 370 | { |
| 371 | SimpleMenuWidgetClass smwc = (SimpleMenuWidgetClass)wc; |
| 372 | |
| 373 | /* |
| 374 | * Make sure that our subclass gets the extension rec too |
| 375 | */ |
| 376 | extension_rec.next_extension = smwc->composite_class.extension; |
| 377 | smwc->composite_class.extension = (XtPointer) &extension_rec; |
| 378 | } |
| 379 | |
| 380 | /* |
| 381 | * Function: |
| 382 | * XawSimpleMenuInitialize |
| 383 | * |
| 384 | * Parameters: |
| 385 | * request - widget requested by the argument list |
| 386 | * cnew - new widget with both resource and non resource values |
| 387 | * |
| 388 | * Description: |
| 389 | * Initializes the simple menu widget. |
| 390 | */ |
| 391 | /*ARGSUSED*/ |
| 392 | static void |
| 393 | XawSimpleMenuInitialize(Widget request, Widget cnew, |
| 394 | ArgList args, Cardinal *num_args) |
| 395 | { |
| 396 | SimpleMenuWidget smw = (SimpleMenuWidget)cnew; |
| 397 | Dimension width, height; |
| 398 | |
| 399 | XmuCallInitializers(XtWidgetToApplicationContext(cnew)); |
| 400 | |
| 401 | if (smw->simple_menu.label_class == NULL((void*)0)) |
| 402 | smw->simple_menu.label_class = smeBSBObjectClass; |
| 403 | |
| 404 | smw->simple_menu.label = NULL((void*)0); |
| 405 | smw->simple_menu.entry_set = NULL((void*)0); |
| 406 | smw->simple_menu.recursive_set_values = False0; |
| 407 | #ifndef OLDXAW1 |
| 408 | smw->simple_menu.sub_menu = NULL((void*)0); |
| 409 | smw->simple_menu.state = 0; |
| 410 | |
| 411 | XtAddCallback(cnew, XtNpopupCallback((char*)&XtStrings[534]), PopupCB, NULL((void*)0)); |
| 412 | #endif |
| 413 | |
| 414 | if (smw->simple_menu.label_string != NULL((void*)0)) |
| 415 | CreateLabel(cnew); |
| 416 | |
| 417 | width = height = 0; |
| 418 | CalculateNewSize(cnew, &width, &height); |
| 419 | |
| 420 | smw->simple_menu.menu_width = True1; |
| 421 | |
| 422 | if (XtWidth(smw)(((RectObj)smw)->rectangle.width) == 0) { |
| 423 | smw->simple_menu.menu_width = False0; |
| 424 | XtWidth(smw)(((RectObj)smw)->rectangle.width) = width; |
| 425 | } |
| 426 | |
| 427 | smw->simple_menu.menu_height = True1; |
| 428 | |
| 429 | if (XtHeight(smw)(((RectObj)smw)->rectangle.height) == 0) { |
| 430 | smw->simple_menu.menu_height = False0; |
| 431 | XtHeight(smw)(((RectObj)smw)->rectangle.height) = height; |
| 432 | } |
| 433 | |
| 434 | /* |
| 435 | * Add a popup_callback routine for changing the cursor |
| 436 | */ |
| 437 | XtAddCallback(cnew, XtNpopupCallback((char*)&XtStrings[534]), ChangeCursorOnGrab, NULL((void*)0)); |
| 438 | } |
| 439 | |
| 440 | /* |
| 441 | * Function: |
| 442 | * XawSimpleMenuRedisplay |
| 443 | * |
| 444 | * Parameters: |
| 445 | * w - simple menu widget |
| 446 | * event - X event that caused this redisplay |
| 447 | * region - region the needs to be repainted |
| 448 | * |
| 449 | * Description: |
| 450 | * Redisplays the contents of the widget. |
| 451 | */ |
| 452 | /*ARGSUSED*/ |
| 453 | static void |
| 454 | XawSimpleMenuRedisplay(Widget w, XEvent *event, Region region) |
| 455 | { |
| 456 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 457 | SmeObject *entry; |
| 458 | SmeObjectClass cclass; |
| 459 | |
| 460 | if (region == NULL((void*)0)) |
| 461 | XClearWindow(XtDisplay(w)(((w)->core.screen)->display), XtWindow(w)((w)->core.window)); |
| 462 | |
| 463 | #ifndef OLDXAW1 |
| 464 | if (smw->simple_menu.display_list) |
| 465 | XawRunDisplayList(w, smw->simple_menu.display_list, event, region); |
| 466 | #endif |
| 467 | |
| 468 | /* |
| 469 | * Check and Paint each of the entries - including the label |
| 470 | */ |
| 471 | ForAllChildren(smw, entry)for ((entry) = (SmeObject *)(smw)->composite.children; (entry ) < (SmeObject *)((smw)->composite.children + (smw)-> composite.num_children); (entry)++) { |
| 472 | if (!XtIsManaged((Widget)*entry)) |
| 473 | continue; |
| 474 | |
| 475 | if (region != NULL((void*)0)) |
| 476 | switch(XRectInRegion(region, XtX(*entry)(((RectObj)*entry)->rectangle.x),XtY(*entry)(((RectObj)*entry)->rectangle.y), |
| 477 | XtWidth(*entry)(((RectObj)*entry)->rectangle.width), XtHeight(*entry)(((RectObj)*entry)->rectangle.height))) { |
| 478 | case RectangleIn1: |
| 479 | case RectanglePart2: |
| 480 | break; |
| 481 | default: |
| 482 | continue; |
| 483 | } |
| 484 | |
| 485 | cclass = (SmeObjectClass)(*entry)->object.widget_class; |
| 486 | |
| 487 | if (cclass->rect_class.expose != NULL((void*)0)) |
| 488 | (cclass->rect_class.expose)((Widget)*entry, NULL((void*)0), NULL((void*)0)); |
| 489 | } |
| 490 | } |
| 491 | |
| 492 | /* |
| 493 | * Function: |
| 494 | * XawSimpleMenuRealize |
| 495 | * |
| 496 | * Parameters: |
| 497 | * w - simple menu widget |
| 498 | * mask - value mask for the window to create |
| 499 | * attrs - attributes for the window to create |
| 500 | * |
| 501 | * Description: |
| 502 | * Realizes the widget. |
| 503 | */ |
| 504 | static void |
| 505 | XawSimpleMenuRealize(Widget w, XtValueMask *mask, XSetWindowAttributes *attrs) |
| 506 | { |
| 507 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 508 | #ifndef OLDXAW1 |
| 509 | XawPixmap *pixmap; |
| 510 | #endif |
| 511 | |
| 512 | attrs->cursor = smw->simple_menu.cursor; |
| 513 | *mask |= CWCursor(1L<<14); |
| 514 | if (smw->simple_menu.backing_store == Always2 || |
| 515 | smw->simple_menu.backing_store == NotUseful0 || |
| 516 | smw->simple_menu.backing_store == WhenMapped1) { |
| 517 | *mask |= CWBackingStore(1L<<6); |
| 518 | attrs->backing_store = smw->simple_menu.backing_store; |
| 519 | } |
| 520 | else |
| 521 | *mask &= ~CWBackingStore(1L<<6); |
| 522 | |
| 523 | (*Superclass(&overrideShellClassRec)->core_class.realize)(w, mask, attrs); |
| 524 | |
| 525 | #ifndef OLDXAW1 |
| 526 | if (w->core.background_pixmap > XtUnspecifiedPixmap((Pixmap)2)) { |
| 527 | pixmap = XawPixmapFromXPixmap(w->core.background_pixmap, XtScreen(w)((w)->core.screen), |
| 528 | w->core.colormap, w->core.depth); |
| 529 | if (pixmap && pixmap->mask) |
| 530 | XawReshapeWidget(w, pixmap); |
| 531 | } |
| 532 | #endif |
| 533 | } |
| 534 | |
| 535 | /* |
| 536 | * Function: |
| 537 | * XawSimpleMenuResize |
| 538 | * |
| 539 | * Parameters: |
| 540 | * w - simple menu widget |
| 541 | * |
| 542 | * Description: |
| 543 | * Handle the menu being resized. |
| 544 | */ |
| 545 | static void |
| 546 | XawSimpleMenuResize(Widget w) |
| 547 | { |
| 548 | if (!XtIsRealized(w)(XtWindowOfObject(w) != 0L)) |
| 549 | return; |
| 550 | |
| 551 | Layout(w, NULL((void*)0), NULL((void*)0)); |
| 552 | |
| 553 | XawSimpleMenuRedisplay(w, NULL((void*)0), NULL((void*)0)); |
| 554 | } |
| 555 | |
| 556 | /* |
| 557 | * Function: |
| 558 | * XawSimpleMenuSetValues |
| 559 | * |
| 560 | * Parameters: |
| 561 | * current - current state of the widget |
| 562 | * request - what was requested |
| 563 | * cnew - what the widget will become |
| 564 | * |
| 565 | * Description: |
| 566 | * Relayout the menu when one of the resources is changed. |
| 567 | */ |
| 568 | /*ARGSUSED*/ |
| 569 | static Boolean |
| 570 | XawSimpleMenuSetValues(Widget current, Widget request, Widget cnew, |
| 571 | ArgList args, Cardinal *num_args) |
| 572 | { |
| 573 | SimpleMenuWidget smw_old = (SimpleMenuWidget)current; |
| 574 | SimpleMenuWidget smw_new = (SimpleMenuWidget)cnew; |
| 575 | Boolean ret_val = False0, layout = False0; |
| 576 | |
| 577 | if (!XtIsRealized(current)(XtWindowOfObject(current) != 0L)) |
| 578 | return (False0); |
| 579 | |
| 580 | if (!smw_new->simple_menu.recursive_set_values) { |
| 581 | if (XtWidth(smw_new)(((RectObj)smw_new)->rectangle.width) != XtWidth(smw_old)(((RectObj)smw_old)->rectangle.width)) { |
| 582 | smw_new->simple_menu.menu_width = XtWidth(smw_new)(((RectObj)smw_new)->rectangle.width) != 0; |
| 583 | layout = True1; |
| 584 | } |
| 585 | if (XtHeight(smw_new)(((RectObj)smw_new)->rectangle.height) != XtHeight(smw_old)(((RectObj)smw_old)->rectangle.height)) { |
| 586 | smw_new->simple_menu.menu_height = XtHeight(smw_new)(((RectObj)smw_new)->rectangle.height) != 0; |
| 587 | layout = True1; |
| 588 | } |
| 589 | } |
| 590 | |
| 591 | if (smw_old->simple_menu.cursor != smw_new->simple_menu.cursor) |
| 592 | XDefineCursor(XtDisplay(cnew)(((cnew)->core.screen)->display), XtWindow(cnew)((cnew)->core.window), |
| 593 | smw_new->simple_menu.cursor); |
| 594 | |
| 595 | if (smw_old->simple_menu.label_string !=smw_new->simple_menu.label_string) { |
| 596 | if (smw_new->simple_menu.label_string == NULL((void*)0)) /* Destroy */ |
| 597 | XtDestroyWidget((Widget)smw_old->simple_menu.label); |
| 598 | else if (smw_old->simple_menu.label_string == NULL((void*)0)) /* Create */ |
| 599 | CreateLabel(cnew); |
| 600 | else { /* Change */ |
| 601 | Arg arglist[1]; |
| 602 | |
| 603 | XtSetArg(arglist[0], XtNlabel, smw_new->simple_menu.label_string)((void)( (arglist[0]).name = (((char*)&XtStrings[429])), ( arglist[0]).value = (XtArgVal)(smw_new->simple_menu.label_string ) )); |
| 604 | XtSetValues((Widget)smw_new->simple_menu.label, arglist, ONE((Cardinal)1)); |
| 605 | } |
| 606 | } |
| 607 | |
| 608 | if (smw_old->simple_menu.label_class != smw_new->simple_menu.label_class) |
| 609 | XtAppWarning(XtWidgetToApplicationContext(cnew), |
| 610 | "No Dynamic class change of the SimpleMenu Label."); |
| 611 | |
| 612 | if (smw_old->simple_menu.top_margin != smw_new->simple_menu.top_margin |
| 613 | || smw_old->simple_menu.bottom_margin |
| 614 | != smw_new->simple_menu.bottom_margin) { |
| 615 | layout = True1; |
| 616 | ret_val = True1; |
| 617 | } |
| 618 | |
| 619 | #ifndef OLDXAW1 |
| 620 | if (smw_old->core.background_pixmap != smw_new->core.background_pixmap) { |
| 621 | XawPixmap *opix, *npix; |
| 622 | |
| 623 | opix = XawPixmapFromXPixmap(smw_old->core.background_pixmap, |
| 624 | XtScreen(smw_old)((smw_old)->core.screen), smw_old->core.colormap, |
| 625 | smw_old->core.depth); |
| 626 | npix = XawPixmapFromXPixmap(smw_new->core.background_pixmap, |
| 627 | XtScreen(smw_new)((smw_new)->core.screen), smw_new->core.colormap, |
| 628 | smw_new->core.depth); |
| 629 | if ((npix && npix->mask) || (opix && opix->mask)) |
| 630 | XawReshapeWidget(cnew, npix); |
| 631 | } |
| 632 | #endif |
| 633 | |
| 634 | if (layout) |
| 635 | Layout(cnew, NULL((void*)0), NULL((void*)0)); |
| 636 | |
| 637 | return (ret_val); |
| 638 | } |
| 639 | |
| 640 | /* |
| 641 | * Function: |
| 642 | * XawSimpleMenuSetValuesHook |
| 643 | * |
| 644 | * Parameters: |
| 645 | * w - menu widget |
| 646 | * arglist - argument list passed to XtSetValues |
| 647 | * num_args - number of args |
| 648 | * |
| 649 | * Description: |
| 650 | * To handle a special case, this is passed the actual arguments. |
| 651 | */ |
| 652 | static Boolean |
| 653 | XawSimpleMenuSetValuesHook(Widget w, ArgList arglist, Cardinal *num_args) |
| 654 | { |
| 655 | Cardinal i; |
| 656 | Dimension width, height; |
| 657 | |
| 658 | width = XtWidth(w)(((RectObj)w)->rectangle.width); |
| 659 | height = XtHeight(w)(((RectObj)w)->rectangle.height); |
| 660 | |
| 661 | for (i = 0 ; i < *num_args ; i++) { |
| 662 | if (streq(arglist[i].name, XtNwidth)(strcmp((arglist[i].name), (((char*)&XtStrings[872]))) == 0)) |
| 663 | width = (Dimension)arglist[i].value; |
| 664 | if (streq(arglist[i].name, XtNheight)(strcmp((arglist[i].name), (((char*)&XtStrings[234]))) == 0)) |
| 665 | height = (Dimension) arglist[i].value; |
| 666 | } |
| 667 | |
| 668 | if (width != XtWidth(w)(((RectObj)w)->rectangle.width) || height != XtHeight(w)(((RectObj)w)->rectangle.height)) |
| 669 | MakeSetValuesRequest(w, width, height); |
| 670 | |
| 671 | return (False0); |
| 672 | } |
| 673 | |
| 674 | /* |
| 675 | * Geometry Management routines |
| 676 | */ |
| 677 | /* |
| 678 | * Function: |
| 679 | * XawSimpleMenuGeometryManager |
| 680 | * |
| 681 | * Parameters: |
| 682 | * w - Menu Entry making the request |
| 683 | * request - requested new geometry |
| 684 | * reply - the allowed geometry. |
| 685 | * |
| 686 | * Description: |
| 687 | * This is the SimpleMenu Widget's Geometry Manager. |
| 688 | * |
| 689 | * Returns: |
| 690 | * XtGeometry{Yes, No, Almost} |
| 691 | */ |
| 692 | static XtGeometryResult |
| 693 | XawSimpleMenuGeometryManager(Widget w, XtWidgetGeometry *request, |
| 694 | XtWidgetGeometry *reply) |
| 695 | { |
| 696 | SimpleMenuWidget smw = (SimpleMenuWidget)XtParent(w)((w)->core.parent); |
| 697 | SmeObject entry = (SmeObject)w; |
| 698 | XtGeometryMask mode = request->request_mode; |
| 699 | XtGeometryResult answer; |
| 700 | Dimension old_height, old_width; |
| 701 | |
| 702 | if (!(mode & CWWidth(1<<2)) && !(mode & CWHeight(1<<3))) |
| 703 | return (XtGeometryNo); |
| 704 | |
| 705 | reply->width = request->width; |
| 706 | reply->height = request->height; |
| 707 | |
| 708 | old_width = XtWidth(entry)(((RectObj)entry)->rectangle.width); |
| 709 | old_height = XtHeight(entry)(((RectObj)entry)->rectangle.height); |
| 710 | |
| 711 | Layout(w, &reply->width, &reply->height); |
| 712 | |
| 713 | /* |
| 714 | * Since we are an override shell and have no parent there is no one to |
| 715 | * ask to see if this geom change is okay, so I am just going to assume |
| 716 | * we can do whatever we want. If you subclass be very careful with this |
| 717 | * assumption, it could bite you. |
| 718 | * |
| 719 | * Chris D. Peterson - Sept. 1989. |
| 720 | */ |
| 721 | if ((!(mode & CWWidth(1<<2)) || reply->width == request->width) |
| 722 | && (!(mode & CWHeight(1<<3)) || reply->height == request->height)) { |
| 723 | if (mode & XtCWQueryOnly(1 << 7)) { /* Actually perform the layout */ |
| 724 | XtWidth(entry)(((RectObj)entry)->rectangle.width) = old_width; |
| 725 | XtHeight(entry)(((RectObj)entry)->rectangle.height) = old_height; |
| 726 | } |
| 727 | else |
| 728 | Layout((Widget)smw, NULL((void*)0), NULL((void*)0)); |
| 729 | answer = XtGeometryDone; |
| 730 | } |
| 731 | else { |
| 732 | XtWidth(entry)(((RectObj)entry)->rectangle.width) = old_width; |
| 733 | XtHeight(entry)(((RectObj)entry)->rectangle.height) = old_height; |
| 734 | |
| 735 | if ((reply->width == request->width && !(mode & CWHeight(1<<3))) |
| 736 | || (reply->height == request->height && !(mode & CWWidth(1<<2))) |
| 737 | || (reply->width == request->width |
| 738 | && reply->height == request->height)) |
| 739 | answer = XtGeometryNo; |
| 740 | else { |
| 741 | answer = XtGeometryAlmost; |
| 742 | reply->request_mode = 0; |
| 743 | if (reply->width != request->width) |
| 744 | reply->request_mode |= CWWidth(1<<2); |
| 745 | if (reply->height != request->height) |
| 746 | reply->request_mode |= CWHeight(1<<3); |
| 747 | } |
| 748 | } |
| 749 | |
| 750 | return (answer); |
| 751 | } |
| 752 | |
| 753 | /* |
| 754 | * Function: |
| 755 | * XawSimpleMenuChangeManaged |
| 756 | * |
| 757 | * Parameters: |
| 758 | * w - simple menu widget |
| 759 | * |
| 760 | * Description: |
| 761 | * Called whenever a new child is managed. |
| 762 | */ |
| 763 | static void |
| 764 | XawSimpleMenuChangeManaged(Widget w) |
| 765 | { |
| 766 | Layout(w, NULL((void*)0), NULL((void*)0)); |
| 767 | } |
| 768 | |
| 769 | /* |
| 770 | * Global Action Routines |
| 771 | * |
| 772 | * These actions routines will be added to the application's |
| 773 | * global action list |
| 774 | */ |
| 775 | /* |
| 776 | * Function: |
| 777 | * PositionMenuAction |
| 778 | * |
| 779 | * Parameters: |
| 780 | * w - a widget (no the simple menu widget) |
| 781 | * event - the event that caused this action |
| 782 | * params - parameters passed to the routine. |
| 783 | * we expect the name of the menu here. |
| 784 | * num_params - "" |
| 785 | * |
| 786 | * Description: |
| 787 | * Positions the simple menu widget. |
| 788 | */ |
| 789 | /*ARGSUSED*/ |
| 790 | static void |
| 791 | PositionMenuAction(Widget w, XEvent *event, |
| 792 | String *params, Cardinal *num_params) |
| 793 | { |
| 794 | Widget menu; |
| 795 | XPoint loc; |
| 796 | |
| 797 | if (*num_params != 1) { |
| 798 | XtAppWarning(XtWidgetToApplicationContext(w), |
| 799 | "SimpleMenuWidget: position menu action expects " |
| 800 | "only one parameter which is the name of the menu."); |
| 801 | return; |
| 802 | } |
| 803 | |
| 804 | if ((menu = FindMenu(w, params[0])) == NULL((void*)0)) { |
| 805 | char error_buf[BUFSIZ1024]; |
| 806 | |
| 807 | snprintf(error_buf, sizeof(error_buf),__builtin___snprintf_chk (error_buf, sizeof(error_buf), 0, __builtin_object_size (error_buf, 2 > 1 ? 1 : 0), "SimpleMenuWidget: could not find menu named %s." , params[0]) |
| 808 | "SimpleMenuWidget: could not find menu named %s.",__builtin___snprintf_chk (error_buf, sizeof(error_buf), 0, __builtin_object_size (error_buf, 2 > 1 ? 1 : 0), "SimpleMenuWidget: could not find menu named %s." , params[0]) |
| 809 | params[0])__builtin___snprintf_chk (error_buf, sizeof(error_buf), 0, __builtin_object_size (error_buf, 2 > 1 ? 1 : 0), "SimpleMenuWidget: could not find menu named %s." , params[0]); |
| 810 | XtAppWarning(XtWidgetToApplicationContext(w), error_buf); |
| 811 | return; |
| 812 | } |
| 813 | |
| 814 | switch (event->type) { |
| 815 | case ButtonPress4: |
| 816 | case ButtonRelease5: |
| 817 | loc.x = event->xbutton.x_root; |
| 818 | loc.y = event->xbutton.y_root; |
| 819 | PositionMenu(menu, &loc); |
| 820 | break; |
| 821 | case EnterNotify7: |
| 822 | case LeaveNotify8: |
| 823 | loc.x = event->xcrossing.x_root; |
| 824 | loc.y = event->xcrossing.y_root; |
| 825 | PositionMenu(menu, &loc); |
| 826 | break; |
| 827 | case MotionNotify6: |
| 828 | loc.x = event->xmotion.x_root; |
| 829 | loc.y = event->xmotion.y_root; |
| 830 | PositionMenu(menu, &loc); |
| 831 | break; |
| 832 | default: |
| 833 | PositionMenu(menu, NULL((void*)0)); |
| 834 | break; |
| 835 | } |
| 836 | } |
| 837 | |
| 838 | /* |
| 839 | * Widget Action Routines |
| 840 | */ |
| 841 | /* |
| 842 | * Function: |
| 843 | * Unhighlight |
| 844 | * |
| 845 | * Parameters: |
| 846 | * w - simple menu widget |
| 847 | * event - event that caused this action |
| 848 | * params - not used |
| 849 | * num_params - "" |
| 850 | * |
| 851 | * Description: |
| 852 | * Unhighlights current entry. |
| 853 | */ |
| 854 | /*ARGSUSED*/ |
| 855 | static void |
| 856 | Unhighlight(Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 857 | { |
| 858 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 859 | SmeObject entry = smw->simple_menu.entry_set; |
| 860 | |
| 861 | if (entry == NULL((void*)0)) |
| 862 | return; |
| 863 | |
| 864 | #ifndef OLDXAW1 |
| 865 | if (!smw->simple_menu.sub_menu) |
| 866 | #endif |
| 867 | { |
| 868 | SmeObjectClass cclass; |
| 869 | |
| 870 | smw->simple_menu.entry_set = NULL((void*)0); |
| 871 | cclass = (SmeObjectClass)entry->object.widget_class; |
| 872 | (cclass->sme_class.unhighlight)((Widget)entry); |
| 873 | } |
| 874 | } |
| 875 | |
| 876 | /* |
| 877 | * Function: |
| 878 | * Highlight |
| 879 | * |
| 880 | * Parameters: |
| 881 | * w - simple menu widget |
| 882 | * event - event that caused this action |
| 883 | * params - not used |
| 884 | * num_params - "" |
| 885 | * |
| 886 | * Description: |
| 887 | * Highlights current entry. |
| 888 | */ |
| 889 | /*ARGSUSED*/ |
| 890 | static void |
| 891 | Highlight(Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 892 | { |
| 893 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 894 | SmeObject entry; |
| 895 | |
| 896 | if (!XtIsSensitive(w)) |
| 897 | return; |
| 898 | |
| 899 | entry = GetEventEntry(w, event); |
| 900 | |
| 901 | if (entry == smw->simple_menu.entry_set) |
| 902 | return; |
| 903 | |
| 904 | #ifndef OLDXAW1 |
| 905 | if (!smw->simple_menu.sub_menu) |
| 906 | #endif |
| 907 | Unhighlight(w, event, params, num_params); |
| 908 | |
| 909 | if (entry == NULL((void*)0)) |
| 910 | return; |
| 911 | |
| 912 | if (!XtIsSensitive((Widget)entry)) |
| 913 | return; |
| 914 | |
| 915 | #ifndef OLDXAW1 |
| 916 | if (smw->simple_menu.sub_menu) |
| 917 | PopdownSubMenu(smw); |
| 918 | #endif |
| 919 | |
| 920 | Unhighlight(w, event, params, num_params); |
| 921 | |
| 922 | #ifndef OLDXAW1 |
| 923 | if (!(smw->simple_menu.state & SMW_UNMAPPING)) |
| 924 | #endif |
| 925 | { |
| 926 | SmeObjectClass cclass; |
| 927 | |
| 928 | smw->simple_menu.entry_set = entry; |
| 929 | cclass = (SmeObjectClass)entry->object.widget_class; |
| 930 | |
| 931 | (cclass->sme_class.highlight)((Widget)entry); |
| 932 | |
| 933 | #ifndef OLDXAW1 |
| 934 | if (XtIsSubclass((Widget)entry, smeBSBObjectClass)) |
| 935 | PopupSubMenu(smw); |
| 936 | #endif |
| 937 | } |
| 938 | } |
| 939 | |
| 940 | /* |
| 941 | * Function: |
| 942 | * Notify |
| 943 | * |
| 944 | * Parameters: |
| 945 | * w - simple menu widget |
| 946 | * event - event that caused this action |
| 947 | * params - not used |
| 948 | * num_params - "" |
| 949 | * |
| 950 | * Description: |
| 951 | * Notify user of current entry. |
| 952 | */ |
| 953 | /*ARGSUSED*/ |
| 954 | static void |
| 955 | Notify(Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 956 | { |
| 957 | SmeObject entry; |
| 958 | SmeObjectClass cclass; |
| 959 | |
| 960 | /* may be a propagated event from a sub menu, need to check it */ |
| 961 | if (XtWindow(w)((w)->core.window) != event->xany.window) |
| 962 | return; |
| 963 | entry = GetEventEntry(w, event); |
| 964 | if (entry == NULL((void*)0) || !XtIsSensitive((Widget)entry)) |
| 965 | return; |
| 966 | |
| 967 | cclass = (SmeObjectClass) entry->object.widget_class; |
| 968 | (cclass->sme_class.notify)((Widget)entry); |
| 969 | } |
| 970 | |
| 971 | /* |
| 972 | * Public Functions |
| 973 | */ |
| 974 | /* |
| 975 | * Function: |
| 976 | * XawSimpleMenuAddGlobalActions |
| 977 | * |
| 978 | * Arguments: |
| 979 | * app_con - appcontext |
| 980 | * |
| 981 | * Description: |
| 982 | * Adds the global actions to the simple menu widget. |
| 983 | */ |
| 984 | void |
| 985 | XawSimpleMenuAddGlobalActions(XtAppContext app_con) |
| 986 | { |
| 987 | XtInitializeWidgetClass(simpleMenuWidgetClass); |
| 988 | XmuCallInitializers(app_con); |
| 989 | } |
| 990 | |
| 991 | /* |
| 992 | * Function: |
| 993 | * XawSimpleMenuGetActiveEntry |
| 994 | * |
| 995 | * Parameters: |
| 996 | * w - smw widget |
| 997 | * |
| 998 | * Description: |
| 999 | * Gets the currently active (set) entry. |
| 1000 | * |
| 1001 | * Returns: |
| 1002 | * The currently set entry or NULL if none is set |
| 1003 | */ |
| 1004 | Widget |
| 1005 | XawSimpleMenuGetActiveEntry(Widget w) |
| 1006 | { |
| 1007 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 1008 | |
| 1009 | return ((Widget)smw->simple_menu.entry_set); |
| 1010 | } |
| 1011 | |
| 1012 | /* |
| 1013 | * Function: |
| 1014 | * XawSimpleMenuClearActiveEntry |
| 1015 | * |
| 1016 | * Parameters: |
| 1017 | * w - smw widget |
| 1018 | * |
| 1019 | * Description: |
| 1020 | * Unsets the currently active (set) entry. |
| 1021 | */ |
| 1022 | void |
| 1023 | XawSimpleMenuClearActiveEntry(Widget w) |
| 1024 | { |
| 1025 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 1026 | |
| 1027 | smw->simple_menu.entry_set = NULL((void*)0); |
| 1028 | } |
| 1029 | |
| 1030 | /* |
| 1031 | * Private Functions |
| 1032 | */ |
| 1033 | /* |
| 1034 | * Function: |
| 1035 | * CreateLabel |
| 1036 | * |
| 1037 | * Parameters: |
| 1038 | * w - smw widget |
| 1039 | * |
| 1040 | * Description: |
| 1041 | * Creates the label object and makes sure it is the first child in |
| 1042 | * in the list. |
| 1043 | */ |
| 1044 | static void |
| 1045 | CreateLabel(Widget w) |
| 1046 | { |
| 1047 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 1048 | Widget *child, *next_child; |
| 1049 | int i; |
| 1050 | Arg args[2]; |
| 1051 | |
| 1052 | if (smw->simple_menu.label_string == NULL((void*)0) || |
| 1053 | smw->simple_menu.label != NULL((void*)0)) { |
| 1054 | XtAppWarning(XtWidgetToApplicationContext(w), |
| 1055 | "Xaw Simple Menu Widget: label string is NULL or " |
| 1056 | "label already exists, no label is being created."); |
| 1057 | return; |
| 1058 | } |
| 1059 | |
| 1060 | XtSetArg(args[0], XtNlabel, smw->simple_menu.label_string)((void)( (args[0]).name = (((char*)&XtStrings[429])), (args [0]).value = (XtArgVal)(smw->simple_menu.label_string) )); |
| 1061 | XtSetArg(args[1], XtNjustify, XtJustifyCenter)((void)( (args[1]).name = (((char*)&XtStrings[379])), (args [1]).value = (XtArgVal)(XtJustifyCenter) )); |
| 1062 | smw->simple_menu.label = (SmeObject) |
| 1063 | XtCreateManagedWidget("menuLabel", |
| 1064 | smw->simple_menu.label_class, w, args, TWO((Cardinal)2)); |
| 1065 | |
| 1066 | next_child = NULL((void*)0); |
| 1067 | for (child = smw->composite.children + smw->composite.num_children, |
| 1068 | i = smw->composite.num_children; i > 0; i--, child--) { |
| 1069 | if (next_child != NULL((void*)0)) |
| 1070 | *next_child = *child; |
| 1071 | next_child = child; |
| 1072 | } |
| 1073 | *child = (Widget)smw->simple_menu.label; |
| 1074 | } |
| 1075 | |
| 1076 | /* |
| 1077 | * Function: |
| 1078 | * Layout |
| 1079 | * |
| 1080 | * Arguments: |
| 1081 | * w - See below |
| 1082 | * width_ret - returned width |
| 1083 | * height_ret - returned height |
| 1084 | * |
| 1085 | * Note: |
| 1086 | * if width == NULL || height == NULL then it assumes the you do not care |
| 1087 | * about the return values, and just want a relayout. |
| 1088 | * |
| 1089 | * if this is not the case then it will set width_ret and height_ret |
| 1090 | * to be width and height that the child would get if it were layed out |
| 1091 | * at this time. |
| 1092 | * |
| 1093 | * "w" can be the simple menu widget or any of its object children. |
| 1094 | */ |
| 1095 | static void |
| 1096 | Layout(Widget w, Dimension *width_ret, Dimension *height_ret) |
| 1097 | { |
| 1098 | SmeObject current_entry; |
| 1099 | SimpleMenuWidget smw; |
| 1100 | Dimension width, height; |
| 1101 | Boolean allow_change_size; |
| 1102 | Widget kid; |
| 1103 | Cardinal i, count, n; |
| 1104 | int width_kid, height_kid, tmp_w, tmp_h; |
| 1105 | short vadd, hadd, x_ins, y_ins; |
| 1106 | Dimension *widths; |
| 1107 | |
| 1108 | height = 0; |
| 1109 | |
| 1110 | if (XtIsSubclass(w, simpleMenuWidgetClass)) { |
| 1111 | smw = (SimpleMenuWidget)w; |
| 1112 | current_entry = NULL((void*)0); |
| 1113 | } |
| 1114 | else { |
| 1115 | smw = (SimpleMenuWidget)XtParent(w)((w)->core.parent); |
| 1116 | current_entry = (SmeObject)w; |
| 1117 | } |
| 1118 | |
| 1119 | allow_change_size = (!XtIsRealized((Widget)smw)(XtWindowOfObject((Widget)smw) != 0L) |
| 1120 | || smw->shell.allow_shell_resize); |
| 1121 | |
| 1122 | for (i = smw->simple_menu.label ? 1 : 0; |
| 1123 | i < smw->composite.num_children; |
| 1124 | i++) { |
| 1125 | XtWidgetGeometry preferred; |
| 1126 | |
| 1127 | kid = smw->composite.children[i]; |
| 1128 | if (!XtIsManaged(kid)) |
| 1129 | continue; |
| 1130 | if (smw->simple_menu.row_height != 0) |
| 1131 | XtHeight(kid)(((RectObj)kid)->rectangle.height) = smw->simple_menu.row_height; |
| 1132 | XtQueryGeometry(kid, NULL((void*)0), &preferred); |
| 1133 | if (preferred.request_mode & CWWidth(1<<2)) |
| 1134 | XtWidth(kid)(((RectObj)kid)->rectangle.width) = preferred.width; |
| 1135 | } |
| 1136 | |
| 1137 | if (smw->simple_menu.label |
| 1138 | && XtIsManaged((Widget)smw->simple_menu.label)) { |
| 1139 | XtWidgetGeometry preferred; |
| 1140 | |
| 1141 | kid = (Widget)smw->simple_menu.label; |
| 1142 | XtQueryGeometry(kid, NULL((void*)0), &preferred); |
| 1143 | if (preferred.request_mode & CWWidth(1<<2)) |
| 1144 | XtWidth(kid)(((RectObj)kid)->rectangle.width) = preferred.width; |
| 1145 | if (preferred.request_mode & CWHeight(1<<3)) |
| 1146 | XtHeight(kid)(((RectObj)kid)->rectangle.height) = preferred.height; |
| 1147 | } |
| 1148 | |
| 1149 | /* reset */ |
| 1150 | if (!smw->simple_menu.menu_width) |
| 1151 | XtWidth(smw)(((RectObj)smw)->rectangle.width) = 0; |
| 1152 | if (!smw->simple_menu.menu_height) |
| 1153 | XtHeight(smw)(((RectObj)smw)->rectangle.height) = 0; |
| 1154 | if (!XtWidth(smw)(((RectObj)smw)->rectangle.width) || !XtHeight(smw)(((RectObj)smw)->rectangle.height)) |
| 1155 | MakeResizeRequest((Widget)smw); |
| 1156 | |
| 1157 | widths = (Dimension *)XtMalloc(sizeof(Dimension)); |
| 1158 | #ifndef OLDXAW1 |
| 1159 | hadd = smw->simple_menu.left_margin; |
| 1160 | #else |
| 1161 | hadd = 0; |
| 1162 | #endif |
| 1163 | vadd = smw->simple_menu.top_margin; |
| 1164 | if (smw->simple_menu.label) |
| 1165 | vadd += XtHeight(smw->simple_menu.label)(((RectObj)smw->simple_menu.label)->rectangle.height); |
| 1166 | |
| 1167 | count = 1; |
| 1168 | width = tmp_w = tmp_h = n = 0; |
| 1169 | height = vadd; |
| 1170 | |
| 1171 | for (i = smw->simple_menu.label ? 1 : 0; |
| 1172 | i < smw->composite.num_children; |
| 1173 | i++) { |
| 1174 | kid = smw->composite.children[i]; |
| 1175 | if (!XtIsManaged(kid)) |
| 1176 | continue; |
| 1177 | width_kid = XtWidth(kid)(((RectObj)kid)->rectangle.width); |
| 1178 | height_kid = XtHeight(kid)(((RectObj)kid)->rectangle.height); |
| 1179 | |
| 1180 | if (n && (height + height_kid + smw->simple_menu.bottom_margin |
| 1181 | > XtHeight(smw)(((RectObj)smw)->rectangle.height))) { |
| 1182 | ++count; |
| 1183 | widths = (Dimension *)XtRealloc((char *)widths, |
| 1184 | sizeof(Dimension) * count); |
| 1185 | widths[count - 1] = width_kid; |
| 1186 | width += tmp_w; |
| 1187 | tmp_w = width_kid; |
| 1188 | height = height_kid + vadd; |
| 1189 | } |
| 1190 | else |
| 1191 | height += height_kid; |
| 1192 | if (height > tmp_h) |
| 1193 | tmp_h = height; |
| 1194 | if (width_kid > tmp_w) |
| 1195 | widths[count - 1] = tmp_w = width_kid; |
| 1196 | ++n; |
| 1197 | } |
| 1198 | |
| 1199 | height = tmp_h + smw->simple_menu.bottom_margin; |
| 1200 | width += tmp_w; |
| 1201 | |
| 1202 | if (smw->simple_menu.label && width < XtWidth(smw->simple_menu.label)(((RectObj)smw->simple_menu.label)->rectangle.width)) { |
| 1203 | float inc; |
| 1204 | |
| 1205 | inc = (XtWidth(smw->simple_menu.label)(((RectObj)smw->simple_menu.label)->rectangle.width) - width) / (float)count; |
| 1206 | width = XtWidth(smw->simple_menu.label)(((RectObj)smw->simple_menu.label)->rectangle.width); |
| 1207 | for (n = 0; n < count; n++) |
| 1208 | widths[n] += inc; |
| 1209 | } |
| 1210 | |
| 1211 | #ifndef OLDXAW1 |
| 1212 | width += hadd + smw->simple_menu.right_margin; |
| 1213 | #endif |
| 1214 | |
| 1215 | x_ins = n = count = 0; |
| 1216 | tmp_w = widths[0]; |
| 1217 | tmp_h = vadd; |
| 1218 | |
| 1219 | for (i = smw->simple_menu.label ? 1 : 0; |
| 1220 | i < smw->composite.num_children; |
| 1221 | i++) { |
| 1222 | kid = smw->composite.children[i]; |
| 1223 | if (!XtIsManaged(kid)) |
| 1224 | continue; |
| 1225 | |
| 1226 | height_kid = XtHeight(kid)(((RectObj)kid)->rectangle.height); |
| 1227 | |
| 1228 | if (n && (tmp_h + height_kid + smw->simple_menu.bottom_margin |
| 1229 | > XtHeight(smw)(((RectObj)smw)->rectangle.height))) { |
| 1230 | x_ins = tmp_w; |
| 1231 | y_ins = vadd; |
| 1232 | ++count; |
| 1233 | tmp_w += widths[count]; |
| 1234 | tmp_h = height_kid + vadd; |
| 1235 | } |
| 1236 | else { |
| 1237 | y_ins = tmp_h; |
| 1238 | tmp_h += height_kid; |
| 1239 | } |
| 1240 | ++n; |
| 1241 | |
| 1242 | XtX(kid)(((RectObj)kid)->rectangle.x) = x_ins + hadd; |
| 1243 | XtY(kid)(((RectObj)kid)->rectangle.y) = y_ins; |
| 1244 | XtWidth(kid)(((RectObj)kid)->rectangle.width) = widths[count]; |
| 1245 | } |
| 1246 | |
| 1247 | XtFree((char *)widths); |
| 1248 | |
| 1249 | if (allow_change_size) |
| 1250 | MakeSetValuesRequest((Widget) smw, width, height); |
| 1251 | |
| 1252 | if (smw->simple_menu.label) { |
| 1253 | XtX(smw->simple_menu.label)(((RectObj)smw->simple_menu.label)->rectangle.x) = 0; |
| 1254 | XtY(smw->simple_menu.label)(((RectObj)smw->simple_menu.label)->rectangle.y) = smw->simple_menu.top_margin; |
| 1255 | XtWidth(smw->simple_menu.label)(((RectObj)smw->simple_menu.label)->rectangle.width) = XtWidth(smw)(((RectObj)smw)->rectangle.width) |
| 1256 | #ifndef OLDXAW1 |
| 1257 | - (smw->simple_menu.left_margin + smw->simple_menu.right_margin) |
| 1258 | #endif |
| 1259 | ; |
| 1260 | } |
| 1261 | if (current_entry) { |
| 1262 | if (width_ret) |
| 1263 | *width_ret = XtWidth(current_entry)(((RectObj)current_entry)->rectangle.width); |
| 1264 | if (height_ret) |
| 1265 | *height_ret = XtHeight(current_entry)(((RectObj)current_entry)->rectangle.height); |
| 1266 | } |
| 1267 | } |
| 1268 | |
| 1269 | /* |
| 1270 | * Function: |
| 1271 | * AddPositionAction |
| 1272 | * |
| 1273 | * Parameters: |
| 1274 | * app_con - application context |
| 1275 | * data - (not used) |
| 1276 | * |
| 1277 | * Description: |
| 1278 | * Adds the XawPositionSimpleMenu action to the global |
| 1279 | * action list for this appcon. |
| 1280 | */ |
| 1281 | /*ARGSUSED*/ |
| 1282 | static void |
| 1283 | AddPositionAction(XtAppContext app_con, XPointer data) |
| 1284 | { |
| 1285 | static XtActionsRec pos_action[] = { |
| 1286 | {"XawPositionSimpleMenu", PositionMenuAction}, |
| 1287 | }; |
| 1288 | |
| 1289 | XtAppAddActions(app_con, pos_action, XtNumber(pos_action)((Cardinal) (sizeof(pos_action) / sizeof(pos_action[0])))); |
| 1290 | } |
| 1291 | |
| 1292 | /* |
| 1293 | * Function: |
| 1294 | * FindMenu |
| 1295 | * |
| 1296 | * Parameters: |
| 1297 | * widget - reference widget |
| 1298 | * name - menu widget's name |
| 1299 | * |
| 1300 | * Description: |
| 1301 | * Find the menu give a name and reference widget |
| 1302 | * |
| 1303 | * Returns: |
| 1304 | * The menu widget or NULL. |
| 1305 | */ |
| 1306 | static Widget |
| 1307 | FindMenu(Widget widget, String name) |
| 1308 | { |
| 1309 | Widget w, menu; |
| 1310 | |
| 1311 | for (w = widget; w != NULL((void*)0); w = XtParent(w)((w)->core.parent)) |
| 1312 | if ((menu = XtNameToWidget(w, name)) != NULL((void*)0)) |
| 1313 | return (menu); |
| 1314 | |
| 1315 | return (NULL((void*)0)); |
| 1316 | } |
| 1317 | |
| 1318 | /* |
| 1319 | * Function: |
| 1320 | * PositionMenu |
| 1321 | * |
| 1322 | * Parameters: |
| 1323 | * w - simple menu widget |
| 1324 | * location - pointer the the position or NULL |
| 1325 | * |
| 1326 | * Description: |
| 1327 | * Places the menu |
| 1328 | */ |
| 1329 | static void |
| 1330 | PositionMenu(Widget w, XPoint *location) |
| 1331 | { |
| 1332 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 1333 | SmeObject entry; |
| 1334 | XPoint t_point; |
| 1335 | |
| 1336 | if (location == NULL((void*)0)) { |
| 1337 | Window temp1, temp2; |
| 1338 | int root_x, root_y, tempX, tempY; |
| 1339 | unsigned int tempM; |
| 1340 | |
| 1341 | location = &t_point; |
| 1342 | if (XQueryPointer(XtDisplay(w)(((w)->core.screen)->display), XtWindow(w)((w)->core.window), &temp1, &temp2, |
| 1343 | &root_x, &root_y, &tempX, &tempY, &tempM) == False0) { |
| 1344 | XtAppWarning(XtWidgetToApplicationContext(w), |
| 1345 | "Xaw Simple Menu Widget: " |
| 1346 | "Could not find location of mouse pointer"); |
| 1347 | return; |
| 1348 | } |
| 1349 | location->x = (short) root_x; |
| 1350 | location->y = (short) root_y; |
| 1351 | } |
| 1352 | |
| 1353 | /* |
| 1354 | * The width will not be correct unless it is realized |
| 1355 | */ |
| 1356 | XtRealizeWidget(w); |
| 1357 | |
| 1358 | location->x -= XtWidth(w)(((RectObj)w)->rectangle.width) >> 1; |
| 1359 | |
| 1360 | if (smw->simple_menu.popup_entry == NULL((void*)0)) |
| 1361 | entry = smw->simple_menu.label; |
| 1362 | else |
| 1363 | entry = smw->simple_menu.popup_entry; |
| 1364 | |
| 1365 | if (entry != NULL((void*)0)) |
| 1366 | location->y -= XtY(entry)(((RectObj)entry)->rectangle.y) + (XtHeight(entry)(((RectObj)entry)->rectangle.height) >> 1); |
| 1367 | |
| 1368 | MoveMenu(w, location->x, location->y); |
| 1369 | } |
| 1370 | |
| 1371 | /* |
| 1372 | * Function: |
| 1373 | * MoveMenu |
| 1374 | * |
| 1375 | * Parameters: |
| 1376 | * w - simple menu widget |
| 1377 | * x - current location of the widget |
| 1378 | * y - "" |
| 1379 | * |
| 1380 | * Description: |
| 1381 | * Actually moves the menu, may force it to |
| 1382 | * to be fully visable if menu_on_screen is True. |
| 1383 | */ |
| 1384 | static void |
| 1385 | MoveMenu(Widget w, int x, int y) |
| 1386 | { |
| 1387 | Arg arglist[2]; |
| 1388 | Cardinal num_args = 0; |
| 1389 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 1390 | |
| 1391 | if (smw->simple_menu.menu_on_screen) { |
| 1392 | int width = XtWidth(w)(((RectObj)w)->rectangle.width) + (XtBorderWidth(w)(((RectObj)w)->rectangle.border_width) << 1); |
| 1393 | int height = XtHeight(w)(((RectObj)w)->rectangle.height) + (XtBorderWidth(w)(((RectObj)w)->rectangle.border_width) << 1); |
| 1394 | |
| 1395 | if (x >= 0) { |
| 1396 | int scr_width = WidthOfScreen(XtScreen(w))((((w)->core.screen))->width); |
| 1397 | |
| 1398 | if (x + width > scr_width) |
| 1399 | x = scr_width - width; |
| 1400 | } |
| 1401 | if (x < 0) |
| 1402 | x = 0; |
| 1403 | |
| 1404 | if (y >= 0) { |
| 1405 | int scr_height = HeightOfScreen(XtScreen(w))((((w)->core.screen))->height); |
| 1406 | |
| 1407 | if (y + height > scr_height) |
| 1408 | y = scr_height - height; |
| 1409 | } |
| 1410 | if (y < 0) |
| 1411 | y = 0; |
| 1412 | } |
| 1413 | |
| 1414 | XtSetArg(arglist[num_args], XtNx, x)((void)( (arglist[num_args]).name = (((char*)&XtStrings[885 ])), (arglist[num_args]).value = (XtArgVal)(x) )); num_args++; |
| 1415 | XtSetArg(arglist[num_args], XtNy, y)((void)( (arglist[num_args]).name = (((char*)&XtStrings[887 ])), (arglist[num_args]).value = (XtArgVal)(y) )); num_args++; |
| 1416 | XtSetValues(w, arglist, num_args); |
| 1417 | } |
| 1418 | |
| 1419 | /* |
| 1420 | * Function: |
| 1421 | * ChangeCursorOnGrab |
| 1422 | * |
| 1423 | * Parameters: |
| 1424 | * w - menu widget |
| 1425 | * temp1 - not used |
| 1426 | * temp2 - "" |
| 1427 | * |
| 1428 | * Description: |
| 1429 | * Changes the cursor on the active grab to the one |
| 1430 | * specified in out resource list. |
| 1431 | */ |
| 1432 | /*ARGSUSED*/ |
| 1433 | static void |
| 1434 | ChangeCursorOnGrab(Widget w, XtPointer temp1, XtPointer temp2) |
| 1435 | { |
| 1436 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 1437 | |
| 1438 | /* |
| 1439 | * The event mask here is what is currently in the MIT implementation. |
| 1440 | * There really needs to be a way to get the value of the mask out |
| 1441 | * of the toolkit (CDP 5/26/89). |
| 1442 | */ |
| 1443 | XChangeActivePointerGrab(XtDisplay(w)(((w)->core.screen)->display), ButtonPressMask(1L<<2) | ButtonReleaseMask(1L<<3), |
| 1444 | smw->simple_menu.cursor, |
| 1445 | XtLastTimestampProcessed(XtDisplay(w)(((w)->core.screen)->display))); |
| 1446 | } |
| 1447 | |
| 1448 | /* |
| 1449 | * Function: |
| 1450 | * MakeSetValuesRequest |
| 1451 | * |
| 1452 | * Parameters: |
| 1453 | * w - simple menu widget |
| 1454 | * width - size requested |
| 1455 | * height - "" |
| 1456 | */ |
| 1457 | static void |
| 1458 | MakeSetValuesRequest(Widget w, unsigned int width, unsigned int height) |
| 1459 | { |
| 1460 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 1461 | Arg arglist[2]; |
| 1462 | Cardinal num_args = 0; |
| 1463 | |
| 1464 | if (!smw->simple_menu.recursive_set_values) { |
| 1465 | if (XtWidth(smw)(((RectObj)smw)->rectangle.width) != width || XtHeight(smw)(((RectObj)smw)->rectangle.height) != height) { |
| 1466 | smw->simple_menu.recursive_set_values = True1; |
| 1467 | XtSetArg(arglist[num_args], XtNwidth, width)((void)( (arglist[num_args]).name = (((char*)&XtStrings[872 ])), (arglist[num_args]).value = (XtArgVal)(width) )); num_args++; |
| 1468 | XtSetArg(arglist[num_args], XtNheight, height)((void)( (arglist[num_args]).name = (((char*)&XtStrings[234 ])), (arglist[num_args]).value = (XtArgVal)(height) )); num_args++; |
| 1469 | XtSetValues(w, arglist, num_args); |
| 1470 | } |
| 1471 | else if (XtIsRealized((Widget)smw)(XtWindowOfObject((Widget)smw) != 0L)) |
| 1472 | XawSimpleMenuRedisplay((Widget)smw, NULL((void*)0), NULL((void*)0)); |
| 1473 | } |
| 1474 | smw->simple_menu.recursive_set_values = False0; |
| 1475 | } |
| 1476 | |
| 1477 | static SmeObject |
| 1478 | DoGetEventEntry(Widget w, int x_loc, int y_loc) |
| 1479 | { |
| 1480 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 1481 | SmeObject *entry; |
| 1482 | |
| 1483 | ForAllChildren(smw, entry)for ((entry) = (SmeObject *)(smw)->composite.children; (entry ) < (SmeObject *)((smw)->composite.children + (smw)-> composite.num_children); (entry)++) { |
| 1484 | if (!XtIsManaged((Widget)*entry)) |
| 1485 | continue; |
| 1486 | |
| 1487 | if (x_loc > XtX(*entry)(((RectObj)*entry)->rectangle.x) |
| 1488 | && x_loc <= XtX(*entry)(((RectObj)*entry)->rectangle.x) + XtWidth(*entry)(((RectObj)*entry)->rectangle.width) |
| 1489 | && y_loc > XtY(*entry)(((RectObj)*entry)->rectangle.y) |
| 1490 | && y_loc <= XtY(*entry)(((RectObj)*entry)->rectangle.y) + XtHeight(*entry)(((RectObj)*entry)->rectangle.height)) { |
| 1491 | if (*entry == smw->simple_menu.label) |
| 1492 | return (NULL((void*)0)); /* cannot select the label */ |
| 1493 | else |
| 1494 | return (*entry); |
| 1495 | } |
| 1496 | } |
| 1497 | |
| 1498 | return (NULL((void*)0)); |
| 1499 | } |
| 1500 | |
| 1501 | /* |
| 1502 | * Function: |
| 1503 | * GetEventEntry |
| 1504 | * |
| 1505 | * Parameters: |
| 1506 | * w - simple menu widget |
| 1507 | * event - X event |
| 1508 | * |
| 1509 | * Description: |
| 1510 | * Gets an entry given an event that has X and Y coords. |
| 1511 | * |
| 1512 | * Returns: |
| 1513 | * The entry that this point is in |
| 1514 | */ |
| 1515 | static SmeObject |
| 1516 | GetEventEntry(Widget w, XEvent *event) |
| 1517 | { |
| 1518 | int x_loc, y_loc, x_root; |
| 1519 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 1520 | SmeObject entry; |
| 1521 | int warp, move; |
| 1522 | |
| 1523 | switch (event->type) { |
| 1524 | case MotionNotify6: |
| 1525 | x_loc = event->xmotion.x; |
| 1526 | y_loc = event->xmotion.y; |
| 1527 | x_root = event->xmotion.x_root; |
| 1528 | break; |
| 1529 | case EnterNotify7: |
| 1530 | case LeaveNotify8: |
| 1531 | x_loc = event->xcrossing.x; |
| 1532 | y_loc = event->xcrossing.y; |
| 1533 | x_root = event->xcrossing.x_root; |
| 1534 | break; |
| 1535 | case ButtonPress4: |
| 1536 | case ButtonRelease5: |
| 1537 | x_loc = event->xbutton.x; |
| 1538 | y_loc = event->xbutton.y; |
| 1539 | x_root = event->xbutton.x_root; |
| 1540 | break; |
| 1541 | default: |
| 1542 | XtAppError(XtWidgetToApplicationContext(w), |
| 1543 | "Unknown event type in GetEventEntry()."); |
| 1544 | return (NULL((void*)0)); |
| 1545 | } |
| 1546 | |
| 1547 | if (x_loc < 0 || x_loc >= XtWidth(smw)(((RectObj)smw)->rectangle.width) || |
| 1548 | y_loc < 0 || y_loc >= XtHeight(smw)(((RectObj)smw)->rectangle.height)) |
| 1549 | return (NULL((void*)0)); |
| 1550 | |
| 1551 | /* Move the menu if it's outside the screen, does not check |
| 1552 | * smw->simple_menu.menu_on_screen because menus is bigger than screen |
| 1553 | */ |
| 1554 | if (x_root == WidthOfScreen(XtScreen(w))((((w)->core.screen))->width) - 1 && |
| 1555 | XtX(w)(((RectObj)w)->rectangle.x) + XtWidth(w)(((RectObj)w)->rectangle.width) + (XtBorderWidth(w)(((RectObj)w)->rectangle.border_width)) > x_root) { |
| 1556 | warp = -8; |
Value stored to 'warp' is never read | |
| 1557 | if (smw->simple_menu.entry_set) { |
| 1558 | entry = DoGetEventEntry(w, |
| 1559 | XtX(smw->simple_menu.entry_set)(((RectObj)smw->simple_menu.entry_set)->rectangle.x) |
| 1560 | + XtWidth(smw->simple_menu.entry_set)(((RectObj)smw->simple_menu.entry_set)->rectangle.width ) + 1, |
| 1561 | y_loc); |
| 1562 | Unhighlight(w, event, NULL((void*)0), NULL((void*)0)); |
| 1563 | if (entry) { |
| 1564 | warp = -(int)XtWidth(entry)(((RectObj)entry)->rectangle.width) >> 1; |
| 1565 | move = x_loc - XtWidth(entry)(((RectObj)entry)->rectangle.width) - XtX(entry)(((RectObj)entry)->rectangle.x) + XtBorderWidth(w)(((RectObj)w)->rectangle.border_width); |
| 1566 | } |
| 1567 | else { |
| 1568 | warp = 0; |
| 1569 | move = WidthOfScreen(XtScreen(w))((((w)->core.screen))->width) - |
| 1570 | (XtX(w)(((RectObj)w)->rectangle.x) + XtWidth(w)(((RectObj)w)->rectangle.width) + (XtBorderWidth(w)(((RectObj)w)->rectangle.border_width) << 1)); |
| 1571 | } |
| 1572 | } |
| 1573 | else { |
| 1574 | warp = 0; |
| 1575 | move = WidthOfScreen(XtScreen(w))((((w)->core.screen))->width) - |
| 1576 | (XtX(w)(((RectObj)w)->rectangle.x) + XtWidth(w)(((RectObj)w)->rectangle.width) + (XtBorderWidth(w)(((RectObj)w)->rectangle.border_width) << 1)); |
| 1577 | } |
| 1578 | } |
| 1579 | else if (x_root == 0 && XtX(w)(((RectObj)w)->rectangle.x) < 0) { |
| 1580 | warp = 8; |
| 1581 | if (smw->simple_menu.entry_set) { |
| 1582 | entry = DoGetEventEntry(w, XtX(smw->simple_menu.entry_set)(((RectObj)smw->simple_menu.entry_set)->rectangle.x) - 1, |
| 1583 | y_loc); |
| 1584 | Unhighlight(w, event, NULL((void*)0), NULL((void*)0)); |
| 1585 | if (entry) { |
| 1586 | warp = XtWidth(entry)(((RectObj)entry)->rectangle.width) >> 1; |
| 1587 | move = x_loc - XtX(entry)(((RectObj)entry)->rectangle.x); |
| 1588 | } |
| 1589 | else |
| 1590 | move = x_loc + XtBorderWidth(w)(((RectObj)w)->rectangle.border_width); |
| 1591 | } |
| 1592 | else |
| 1593 | move = x_loc + XtBorderWidth(w)(((RectObj)w)->rectangle.border_width); |
| 1594 | } |
| 1595 | else |
| 1596 | move = warp = 0; |
| 1597 | |
| 1598 | if (move) |
| 1599 | XtMoveWidget(w, XtX(w)(((RectObj)w)->rectangle.x) + move, XtY(w)(((RectObj)w)->rectangle.y)); |
| 1600 | if (warp) |
| 1601 | XWarpPointer(XtDisplay(w)(((w)->core.screen)->display), None0L, None0L, 0, 0, 0, 0, warp, 0); |
| 1602 | |
| 1603 | return (DoGetEventEntry(w, x_loc, y_loc)); |
| 1604 | } |
| 1605 | |
| 1606 | static void |
| 1607 | CalculateNewSize(Widget w, Dimension *width_return, Dimension *height_return) |
| 1608 | { |
| 1609 | SimpleMenuWidget xaw = (SimpleMenuWidget)w; |
| 1610 | Widget kid; |
| 1611 | Cardinal i; |
| 1612 | int width_kid, height_kid; |
| 1613 | int width, height, tmp_w, tmp_h, max_dim; |
| 1614 | short vadd, hadd; |
| 1615 | int n, columns, test_h, num_children = 0; |
| 1616 | Boolean try_layout = False0; |
| 1617 | |
| 1618 | #ifndef OLDXAW1 |
| 1619 | hadd = xaw->simple_menu.left_margin + xaw->simple_menu.right_margin; |
| 1620 | #else |
| 1621 | hadd = 0; |
| 1622 | #endif |
| 1623 | vadd = xaw->simple_menu.top_margin + xaw->simple_menu.bottom_margin; |
| 1624 | if (xaw->simple_menu.label) |
| 1625 | vadd += XtHeight(xaw->simple_menu.label)(((RectObj)xaw->simple_menu.label)->rectangle.height); |
| 1626 | |
| 1627 | if (*height_return) |
| 1628 | max_dim = *height_return; |
| 1629 | else if (!XtHeight(w)(((RectObj)w)->rectangle.height)) { |
| 1630 | max_dim = HeightOfScreen(XtScreen(w))((((w)->core.screen))->height); |
| 1631 | try_layout = True1; |
| 1632 | } |
| 1633 | else |
| 1634 | max_dim = XtHeight(w)(((RectObj)w)->rectangle.height); |
| 1635 | max_dim -= vadd; |
| 1636 | |
| 1637 | width = height = tmp_w = tmp_h = n = test_h = 0; |
| 1638 | columns = 1; |
| 1639 | for (i = xaw->simple_menu.label ? 1 : 0; |
| 1640 | i < xaw->composite.num_children; |
| 1641 | i++) { |
| 1642 | kid = xaw->composite.children[i]; |
| 1643 | if (!XtIsManaged(kid)) |
| 1644 | continue; |
| 1645 | ++num_children; |
| 1646 | width_kid = XtWidth(kid)(((RectObj)kid)->rectangle.width); |
| 1647 | height_kid = XtHeight(kid)(((RectObj)kid)->rectangle.height); |
| 1648 | |
| 1649 | if (try_layout) { |
| 1650 | if (!test_h) |
| 1651 | test_h = height_kid; |
| 1652 | else if (test_h != height_kid) |
| 1653 | try_layout = False0; |
| 1654 | } |
| 1655 | |
| 1656 | if (n && (height + height_kid > max_dim)) { |
| 1657 | ++columns; |
| 1658 | width += tmp_w; |
| 1659 | tmp_w = width_kid; |
| 1660 | height = height_kid; |
| 1661 | } |
| 1662 | else |
| 1663 | height += height_kid; |
| 1664 | if (height > tmp_h) |
| 1665 | tmp_h = height; |
| 1666 | if (width_kid > tmp_w) |
| 1667 | tmp_w = width_kid; |
| 1668 | ++n; |
| 1669 | } |
| 1670 | |
| 1671 | height = tmp_h + vadd; |
| 1672 | width += tmp_w + hadd; |
| 1673 | |
| 1674 | if (xaw->simple_menu.label) |
| 1675 | width = XawMax(width, XtWidth(xaw->simple_menu.label) + hadd)((width) > ((((RectObj)xaw->simple_menu.label)->rectangle .width) + hadd) ? (width) : ((((RectObj)xaw->simple_menu.label )->rectangle.width) + hadd)); |
| 1676 | |
| 1677 | *width_return = width; |
| 1678 | *height_return = height; |
| 1679 | |
| 1680 | if (try_layout && columns > 1 && num_children > 2) { |
| 1681 | int space; |
| 1682 | |
| 1683 | height = test_h * (xaw->simple_menu.label ? |
| 1684 | num_children - 1 : |
| 1685 | num_children); |
| 1686 | |
| 1687 | max_dim -= max_dim % test_h; |
| 1688 | space = max_dim - (height % max_dim); |
| 1689 | if (space >= test_h * columns) { |
| 1690 | height = max_dim - space / columns; |
| 1691 | if (height % test_h) |
| 1692 | height += test_h - (height % test_h); |
| 1693 | *height_return = height + vadd; |
| 1694 | CalculateNewSize(w, width_return, height_return); |
| 1695 | } |
| 1696 | } |
| 1697 | } |
| 1698 | |
| 1699 | static void |
| 1700 | MakeResizeRequest(Widget w) |
| 1701 | { |
| 1702 | int tries; |
| 1703 | Dimension width, height; |
| 1704 | |
| 1705 | width = XtWidth(w)(((RectObj)w)->rectangle.width); |
| 1706 | height = XtHeight(w)(((RectObj)w)->rectangle.height); |
| 1707 | |
| 1708 | for (tries = 0; tries < 100; tries++) { |
| 1709 | CalculateNewSize(w, &width, &height); |
| 1710 | if (width == XtWidth(w)(((RectObj)w)->rectangle.width) && height == XtHeight(w)(((RectObj)w)->rectangle.height)) |
| 1711 | break; |
| 1712 | if (XtMakeResizeRequest(w, width, height, &width, &height) == |
| 1713 | XtGeometryNo) |
| 1714 | break; |
| 1715 | } |
| 1716 | } |
| 1717 | |
| 1718 | #ifndef OLDXAW1 |
| 1719 | static void |
| 1720 | Popdown(Widget w, XEvent *event, String *params, Cardinal *num_params) |
| 1721 | { |
| 1722 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 1723 | |
| 1724 | while (XtParent(w)((w)->core.parent) && |
| 1725 | XtIsSubclass(XtParent(w)((w)->core.parent), simpleMenuWidgetClass)) { |
| 1726 | if (((SimpleMenuWidget)XtParent(w)((w)->core.parent))->simple_menu.sub_menu == (Widget)w) { |
| 1727 | w = XtParent(w)((w)->core.parent); |
| 1728 | smw = (SimpleMenuWidget)w; |
| 1729 | smw->simple_menu.entry_set = NULL((void*)0); |
| 1730 | } |
| 1731 | else |
| 1732 | break; |
| 1733 | } |
| 1734 | |
| 1735 | smw->simple_menu.state |= SMW_UNMAPPING; |
| 1736 | if (smw->simple_menu.sub_menu) |
| 1737 | PopdownSubMenu(smw); |
| 1738 | XtCallActionProc(w, "XtMenuPopdown", event, params, *num_params); |
| 1739 | } |
| 1740 | |
| 1741 | static void |
| 1742 | PopupSubMenu(SimpleMenuWidget smw) |
| 1743 | { |
| 1744 | Arg args[2]; |
| 1745 | Cardinal num_args; |
| 1746 | Widget menu; |
| 1747 | SmeBSBObject entry = (SmeBSBObject)smw->simple_menu.entry_set; |
| 1748 | Position menu_x, menu_y; |
| 1749 | Boolint popleft; |
| 1750 | |
| 1751 | if (entry->sme_bsb.menu_name == NULL((void*)0)) |
| 1752 | return; |
| 1753 | |
| 1754 | if ((menu = FindMenu((Widget)smw, entry->sme_bsb.menu_name)) == NULL((void*)0)) |
| 1755 | return; |
| 1756 | |
| 1757 | smw->simple_menu.sub_menu = menu; |
| 1758 | |
| 1759 | if (!XtIsRealized(menu)(XtWindowOfObject(menu) != 0L)) |
| 1760 | XtRealizeWidget(menu); |
| 1761 | |
| 1762 | popleft = (smw->simple_menu.state & SMW_POPLEFT) != 0; |
| 1763 | |
| 1764 | if (popleft) |
| 1765 | XtTranslateCoords((Widget)smw, -(int)XtWidth(menu)(((RectObj)menu)->rectangle.width), |
| 1766 | XtY(entry)(((RectObj)entry)->rectangle.y) - XtBorderWidth(menu)(((RectObj)menu)->rectangle.border_width), &menu_x, &menu_y); |
| 1767 | else |
| 1768 | XtTranslateCoords((Widget)smw, XtWidth(smw)(((RectObj)smw)->rectangle.width), XtY(entry)(((RectObj)entry)->rectangle.y) |
| 1769 | - XtBorderWidth(menu)(((RectObj)menu)->rectangle.border_width), &menu_x, &menu_y); |
| 1770 | |
| 1771 | if (!popleft && menu_x >= 0) { |
| 1772 | int scr_width = WidthOfScreen(XtScreen(menu))((((menu)->core.screen))->width); |
| 1773 | |
| 1774 | if (menu_x + XtWidth(menu)(((RectObj)menu)->rectangle.width) > scr_width) { |
| 1775 | menu_x -= XtWidth(menu)(((RectObj)menu)->rectangle.width) + XtWidth(smw)(((RectObj)smw)->rectangle.width); |
| 1776 | popleft = True1; |
| 1777 | } |
| 1778 | } |
| 1779 | else if (popleft && menu_x < 0) { |
| 1780 | menu_x = 0; |
| 1781 | popleft = False0; |
| 1782 | } |
| 1783 | if (menu_y >= 0) { |
| 1784 | int scr_height = HeightOfScreen(XtScreen(menu))((((menu)->core.screen))->height); |
| 1785 | |
| 1786 | if (menu_y + XtHeight(menu)(((RectObj)menu)->rectangle.height) > scr_height) |
| 1787 | menu_y = scr_height - XtHeight(menu)(((RectObj)menu)->rectangle.height) - XtBorderWidth(menu)(((RectObj)menu)->rectangle.border_width); |
| 1788 | } |
| 1789 | if (menu_y < 0) |
| 1790 | menu_y = 0; |
| 1791 | |
| 1792 | num_args = 0; |
| 1793 | XtSetArg(args[num_args], XtNx, menu_x)((void)( (args[num_args]).name = (((char*)&XtStrings[885] )), (args[num_args]).value = (XtArgVal)(menu_x) )); num_args++; |
| 1794 | XtSetArg(args[num_args], XtNy, menu_y)((void)( (args[num_args]).name = (((char*)&XtStrings[887] )), (args[num_args]).value = (XtArgVal)(menu_y) )); num_args++; |
| 1795 | XtSetValues(menu, args, num_args); |
| 1796 | |
| 1797 | if (popleft) |
| 1798 | ((SimpleMenuWidget)menu)->simple_menu.state |= SMW_POPLEFT; |
| 1799 | else |
| 1800 | ((SimpleMenuWidget)menu)->simple_menu.state &= ~SMW_POPLEFT; |
| 1801 | |
| 1802 | XtPopup(menu, XtGrabNone); |
| 1803 | } |
| 1804 | |
| 1805 | static void |
| 1806 | PopdownSubMenu(SimpleMenuWidget smw) |
| 1807 | { |
| 1808 | SimpleMenuWidget menu = (SimpleMenuWidget)smw->simple_menu.sub_menu; |
| 1809 | |
| 1810 | if (!menu) |
| 1811 | return; |
| 1812 | |
| 1813 | menu->simple_menu.state |= SMW_UNMAPPING; |
| 1814 | PopdownSubMenu(menu); |
| 1815 | |
| 1816 | XtPopdown((Widget)menu); |
| 1817 | |
| 1818 | smw->simple_menu.sub_menu = NULL((void*)0); |
| 1819 | } |
| 1820 | |
| 1821 | /*ARGSUSED*/ |
| 1822 | static void |
| 1823 | PopupCB(Widget w, XtPointer client_data, XtPointer call_data) |
| 1824 | { |
| 1825 | SimpleMenuWidget smw = (SimpleMenuWidget)w; |
| 1826 | |
| 1827 | smw->simple_menu.state &= ~(SMW_UNMAPPING | SMW_POPLEFT); |
| 1828 | } |
| 1829 | #endif /* OLDXAW */ |