| File: | Label.c |
| Location: | line 361, column 7 |
| Description: | Value stored to 'width' during its initialization is never read |
| 1 | /*********************************************************** |
| 2 | |
| 3 | Copyright 1987, 1988, 1994, 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 | |
| 26 | Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts. |
| 27 | |
| 28 | All Rights Reserved |
| 29 | |
| 30 | Permission to use, copy, modify, and distribute this software and its |
| 31 | documentation for any purpose and without fee is hereby granted, |
| 32 | provided that the above copyright notice appear in all copies and that |
| 33 | both that copyright notice and this permission notice appear in |
| 34 | supporting documentation, and that the name of Digital not be |
| 35 | used in advertising or publicity pertaining to distribution of the |
| 36 | software without specific, written prior permission. |
| 37 | |
| 38 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING |
| 39 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL |
| 40 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR |
| 41 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
| 42 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, |
| 43 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS |
| 44 | SOFTWARE. |
| 45 | |
| 46 | ******************************************************************/ |
| 47 | |
| 48 | #ifdef HAVE_CONFIG_H1 |
| 49 | #include <config.h> |
| 50 | #endif |
| 51 | #include <stdio.h> |
| 52 | #include <ctype.h> |
| 53 | #include <X11/IntrinsicP.h> |
| 54 | #include <X11/StringDefs.h> |
| 55 | #include <X11/Xos.h> |
| 56 | #include <X11/Xmu/Converters.h> |
| 57 | #include <X11/Xmu/Drawing.h> |
| 58 | #include <X11/Xaw/LabelP.h> |
| 59 | #include <X11/Xaw/XawInit.h> |
| 60 | #include "Private.h" |
| 61 | |
| 62 | #define streq(a, b)(strcmp((a), (b)) == 0) (strcmp((a), (b)) == 0) |
| 63 | |
| 64 | #define MULTI_LINE_LABEL32767 32767 |
| 65 | |
| 66 | |
| 67 | /* |
| 68 | * Class Methods |
| 69 | */ |
| 70 | static void XawLabelClassInitialize(void); |
| 71 | static void XawLabelDestroy(Widget); |
| 72 | static void XawLabelInitialize(Widget, Widget, ArgList, Cardinal*); |
| 73 | static XtGeometryResult XawLabelQueryGeometry(Widget, XtWidgetGeometry*, |
| 74 | XtWidgetGeometry*); |
| 75 | static void XawLabelRedisplay(Widget, XEvent*, Region); |
| 76 | static void XawLabelResize(Widget); |
| 77 | static Boolean XawLabelSetValues(Widget, Widget, Widget, |
| 78 | ArgList, Cardinal*); |
| 79 | |
| 80 | /* |
| 81 | * Prototypes |
| 82 | */ |
| 83 | static void compute_bitmap_offsets(LabelWidget); |
| 84 | static void GetGrayGC(LabelWidget); |
| 85 | static void GetNormalGC(LabelWidget); |
| 86 | static void _Reposition(LabelWidget, unsigned int, unsigned int, |
| 87 | Position*, Position*); |
| 88 | static void set_bitmap_info(LabelWidget); |
| 89 | static void SetTextWidthAndHeight(LabelWidget); |
| 90 | |
| 91 | /* |
| 92 | * Initialization |
| 93 | */ |
| 94 | #define offset(field) XtOffsetOf(LabelRec, field)__builtin_offsetof(LabelRec, field) |
| 95 | static XtResource resources[] = { |
| 96 | { |
| 97 | XtNforeground((char*)&XtStrings[214]), |
| 98 | XtCForeground((char*)&XtStrings[1022]), |
| 99 | XtRPixel((char*)&XtStrings[1754]), |
| 100 | sizeof(Pixel), |
| 101 | offset(label.foreground), |
| 102 | XtRString((char*)&XtStrings[1797]), |
| 103 | XtDefaultForeground"XtDefaultForeground" |
| 104 | }, |
| 105 | { |
| 106 | XtNfont((char*)&XtStrings[199]), |
| 107 | XtCFont((char*)&XtStrings[1017]), |
| 108 | XtRFontStruct((char*)&XtStrings[1666]), |
| 109 | sizeof(XFontStruct*), |
| 110 | offset(label.font), |
| 111 | XtRString((char*)&XtStrings[1797]), |
| 112 | XtDefaultFont"XtDefaultFont" |
| 113 | }, |
| 114 | { |
| 115 | XtNfontSet((char*)&XtStrings[2018]), |
| 116 | XtCFontSet((char*)&XtStrings[2034]), |
| 117 | XtRFontSet((char*)&XtStrings[2026]), |
| 118 | sizeof(XFontSet), |
| 119 | offset(label.fontset), |
| 120 | XtRString((char*)&XtStrings[1797]), |
| 121 | XtDefaultFontSet"XtDefaultFontSet" |
| 122 | }, |
| 123 | { |
| 124 | XtNlabel((char*)&XtStrings[429]), |
| 125 | XtCLabel((char*)&XtStrings[1151]), |
| 126 | XtRString((char*)&XtStrings[1797]), |
| 127 | sizeof(String), |
| 128 | offset(label.label), |
| 129 | XtRString((char*)&XtStrings[1797]), |
| 130 | NULL((void*)0) |
| 131 | }, |
| 132 | { |
| 133 | XtNencoding"encoding", |
| 134 | XtCEncoding"Encoding", |
| 135 | XtRUnsignedChar((char*)&XtStrings[1828]), |
| 136 | sizeof(unsigned char), |
| 137 | offset(label.encoding), |
| 138 | XtRImmediate((char*)&XtStrings[1695]), |
| 139 | (XtPointer)XawTextEncoding8bit0 |
| 140 | }, |
| 141 | { |
| 142 | XtNjustify((char*)&XtStrings[379]), |
| 143 | XtCJustify((char*)&XtStrings[1122]), |
| 144 | XtRJustify((char*)&XtStrings[1722]), |
| 145 | sizeof(XtJustify), |
| 146 | offset(label.justify), |
| 147 | XtRImmediate((char*)&XtStrings[1695]), |
| 148 | (XtPointer)XtJustifyCenter |
| 149 | }, |
| 150 | { |
| 151 | XtNinternalWidth((char*)&XtStrings[356]), |
| 152 | XtCWidth((char*)&XtStrings[1510]), |
| 153 | XtRDimension((char*)&XtStrings[1618]), |
| 154 | sizeof(Dimension), |
| 155 | offset(label.internal_width), |
| 156 | XtRImmediate((char*)&XtStrings[1695]), |
| 157 | (XtPointer)4 |
| 158 | }, |
| 159 | { |
| 160 | XtNinternalHeight((char*)&XtStrings[341]), |
| 161 | XtCHeight((char*)&XtStrings[1051]), |
| 162 | XtRDimension((char*)&XtStrings[1618]), |
| 163 | sizeof(Dimension), |
| 164 | offset(label.internal_height), |
| 165 | XtRImmediate((char*)&XtStrings[1695]), |
| 166 | (XtPointer)2 |
| 167 | }, |
| 168 | { |
| 169 | XtNleftBitmap"leftBitmap", |
| 170 | XtCLeftBitmap"LeftBitmap", |
| 171 | XtRBitmap((char*)&XtStrings[1549]), |
| 172 | sizeof(Pixmap), |
| 173 | offset(label.left_bitmap), |
| 174 | XtRImmediate((char*)&XtStrings[1695]), |
| 175 | (XtPointer)None0L |
| 176 | }, |
| 177 | { |
| 178 | XtNbitmap((char*)&XtStrings[80]), |
| 179 | XtCPixmap((char*)&XtStrings[1228]), |
| 180 | XtRBitmap((char*)&XtStrings[1549]), |
| 181 | sizeof(Pixmap), |
| 182 | offset(label.pixmap), |
| 183 | XtRImmediate((char*)&XtStrings[1695]), |
| 184 | (XtPointer)None0L |
| 185 | }, |
| 186 | { |
| 187 | XtNresize((char*)&XtStrings[564]), |
| 188 | XtCResize((char*)&XtStrings[1253]), |
| 189 | XtRBoolean((char*)&XtStrings[1561]), |
| 190 | sizeof(Boolean), |
| 191 | offset(label.resize), |
| 192 | XtRImmediate((char*)&XtStrings[1695]), |
| 193 | (XtPointer)True1 |
| 194 | }, |
| 195 | { |
| 196 | XtNlabelX"labelX", |
| 197 | XtCPosition((char*)&XtStrings[1235]), |
| 198 | XtRPosition((char*)&XtStrings[1775]), |
| 199 | sizeof(Position), |
| 200 | offset(label.label_x), |
| 201 | XtRImmediate((char*)&XtStrings[1695]), |
| 202 | (XtPointer)0 |
| 203 | }, |
| 204 | { |
| 205 | XtNlabelY"labelY", |
| 206 | XtCPosition((char*)&XtStrings[1235]), |
| 207 | XtRPosition((char*)&XtStrings[1775]), |
| 208 | sizeof(Position), |
| 209 | offset(label.label_y), |
| 210 | XtRImmediate((char*)&XtStrings[1695]), |
| 211 | (XtPointer)0 |
| 212 | }, |
| 213 | }; |
| 214 | #undef offset |
| 215 | |
| 216 | #define Superclass(&simpleClassRec) (&simpleClassRec) |
| 217 | LabelClassRec labelClassRec = { |
| 218 | /* core */ |
| 219 | { |
| 220 | (WidgetClass)&simpleClassRec, /* superclass */ |
| 221 | "Label", /* class_name */ |
| 222 | sizeof(LabelRec), /* widget_size */ |
| 223 | XawLabelClassInitialize, /* class_initialize */ |
| 224 | NULL((void*)0), /* class_part_initialize */ |
| 225 | False0, /* class_inited */ |
| 226 | XawLabelInitialize, /* initialize */ |
| 227 | NULL((void*)0), /* initialize_hook */ |
| 228 | XtInheritRealize((XtRealizeProc) _XtInherit), /* realize */ |
| 229 | NULL((void*)0), /* actions */ |
| 230 | 0, /* num_actions */ |
| 231 | resources, /* resources */ |
| 232 | XtNumber(resources)((Cardinal) (sizeof(resources) / sizeof(resources[0]))), /* num_resources */ |
| 233 | NULLQUARK((XrmQuark) 0), /* xrm_class */ |
| 234 | True1, /* compress_motion */ |
| 235 | True1, /* compress_exposure */ |
| 236 | True1, /* compress_enterleave */ |
| 237 | False0, /* visible_interest */ |
| 238 | XawLabelDestroy, /* destroy */ |
| 239 | XawLabelResize, /* resize */ |
| 240 | XawLabelRedisplay, /* expose */ |
| 241 | XawLabelSetValues, /* set_values */ |
| 242 | NULL((void*)0), /* set_values_hook */ |
| 243 | XtInheritSetValuesAlmost((XtAlmostProc) _XtInherit), /* set_values_almost */ |
| 244 | NULL((void*)0), /* get_values_hook */ |
| 245 | NULL((void*)0), /* accept_focus */ |
| 246 | XtVersion(11 * 1000 + 6), /* version */ |
| 247 | NULL((void*)0), /* callback_private */ |
| 248 | NULL((void*)0), /* tm_table */ |
| 249 | XawLabelQueryGeometry, /* query_geometry */ |
| 250 | XtInheritDisplayAccelerator((XtStringProc) _XtInherit), /* display_accelerator */ |
| 251 | NULL((void*)0), /* extension */ |
| 252 | }, |
| 253 | /* simple */ |
| 254 | { |
| 255 | XtInheritChangeSensitive((int (*)(Widget))_XtInherit), /* change_sensitive */ |
| 256 | }, |
| 257 | /* label */ |
| 258 | { |
| 259 | NULL((void*)0), /* extension */ |
| 260 | } |
| 261 | }; |
| 262 | |
| 263 | WidgetClass labelWidgetClass = (WidgetClass)&labelClassRec; |
| 264 | |
| 265 | /* |
| 266 | * Implementation |
| 267 | */ |
| 268 | static void |
| 269 | XawLabelClassInitialize(void) |
| 270 | { |
| 271 | XawInitializeWidgetSet(); |
| 272 | XtAddConverter(XtRString((char*)&XtStrings[1797]), XtRJustify((char*)&XtStrings[1722]), XmuCvtStringToJustify, NULL((void*)0), 0); |
| 273 | XtSetTypeConverter(XtRJustify((char*)&XtStrings[1722]), XtRString((char*)&XtStrings[1797]), XmuCvtJustifyToString, |
| 274 | NULL((void*)0), 0, XtCacheNone0x001, NULL((void*)0)); |
| 275 | } |
| 276 | |
| 277 | /* |
| 278 | * Calculate width and height of displayed text in pixels |
| 279 | */ |
| 280 | static void |
| 281 | SetTextWidthAndHeight(LabelWidget lw) |
| 282 | { |
| 283 | XFontStruct *fs = lw->label.font; |
| 284 | char *nl; |
| 285 | |
| 286 | if (lw->label.pixmap != None0L) { |
| 287 | Window root; |
| 288 | int x, y; |
| 289 | unsigned int width, height, bw, depth; |
| 290 | |
| 291 | if (XGetGeometry(XtDisplay(lw)(((lw)->core.screen)->display), lw->label.pixmap, &root, &x, &y, |
| 292 | &width, &height, &bw, &depth)) { |
| 293 | lw->label.label_height = height; |
| 294 | lw->label.label_width = width; |
| 295 | lw->label.label_len = depth; |
| 296 | return; |
| 297 | } |
| 298 | } |
| 299 | if (lw->simple.international == True1) { |
| 300 | XFontSet fset = lw->label.fontset; |
| 301 | XFontSetExtents *ext = XExtentsOfFontSet(fset); |
| 302 | |
| 303 | lw->label.label_height = ext->max_ink_extent.height; |
| 304 | if (lw->label.label == NULL((void*)0)) { |
| 305 | lw->label.label_len = 0; |
| 306 | lw->label.label_width = 0; |
| 307 | } |
| 308 | else if ((nl = index(lw->label.label, '\n')) != NULL((void*)0)) { |
| 309 | char *label; |
| 310 | |
| 311 | lw->label.label_len = MULTI_LINE_LABEL32767; |
| 312 | lw->label.label_width = 0; |
| 313 | for (label = lw->label.label; nl != NULL((void*)0); nl = index(label, '\n')) { |
| 314 | int width = XmbTextEscapement(fset, label, (int)(nl - label)); |
| 315 | |
| 316 | if (width > (int)lw->label.label_width) |
| 317 | lw->label.label_width = width; |
| 318 | label = nl + 1; |
| 319 | if (*label) |
| 320 | lw->label.label_height += ext->max_ink_extent.height; |
| 321 | } |
| 322 | if (*label) { |
| 323 | int width = XmbTextEscapement(fset, label, strlen(label)); |
| 324 | |
| 325 | if (width > (int)lw->label.label_width) |
| 326 | lw->label.label_width = width; |
| 327 | } |
| 328 | } |
| 329 | else { |
| 330 | lw->label.label_len = strlen(lw->label.label); |
| 331 | lw->label.label_width = |
| 332 | XmbTextEscapement(fset, lw->label.label, lw->label.label_len); |
| 333 | } |
| 334 | } |
| 335 | else { |
| 336 | lw->label.label_height = fs->max_bounds.ascent + fs->max_bounds.descent; |
| 337 | if (lw->label.label == NULL((void*)0)) { |
| 338 | lw->label.label_len = 0; |
| 339 | lw->label.label_width = 0; |
| 340 | } |
| 341 | else if ((nl = index(lw->label.label, '\n')) != NULL((void*)0)) { |
| 342 | char *label; |
| 343 | |
| 344 | lw->label.label_len = MULTI_LINE_LABEL32767; |
| 345 | lw->label.label_width = 0; |
| 346 | for (label = lw->label.label; nl != NULL((void*)0); nl = index(label, '\n')) { |
| 347 | int width; |
| 348 | |
| 349 | if (lw->label.encoding) |
| 350 | width = XTextWidth16(fs, (XChar2b *)label, (int)(nl - label) / 2); |
| 351 | else |
| 352 | width = XTextWidth(fs, label, (int)(nl - label)); |
| 353 | if (width > (int)lw->label.label_width) |
| 354 | lw->label.label_width = width; |
| 355 | label = nl + 1; |
| 356 | if (*label) |
| 357 | lw->label.label_height += |
| 358 | fs->max_bounds.ascent + fs->max_bounds.descent; |
| 359 | } |
| 360 | if (*label) { |
| 361 | int width = XTextWidth(fs, label, strlen(label)); |
Value stored to 'width' during its initialization is never read | |
| 362 | |
| 363 | if (lw->label.encoding) |
| 364 | width = XTextWidth16(fs, (XChar2b *)label, strlen(label) / 2); |
| 365 | else |
| 366 | width = XTextWidth(fs, label, strlen(label)); |
| 367 | if (width > (int) lw->label.label_width) |
| 368 | lw->label.label_width = width; |
| 369 | } |
| 370 | } |
| 371 | else { |
| 372 | lw->label.label_len = strlen(lw->label.label); |
| 373 | if (lw->label.encoding) |
| 374 | lw->label.label_width = |
| 375 | XTextWidth16(fs, (XChar2b *)lw->label.label, |
| 376 | (int)lw->label.label_len / 2); |
| 377 | else |
| 378 | lw->label.label_width = |
| 379 | XTextWidth(fs, lw->label.label, (int)lw->label.label_len); |
| 380 | } |
| 381 | } |
| 382 | } |
| 383 | |
| 384 | static void |
| 385 | GetNormalGC(LabelWidget lw) |
| 386 | { |
| 387 | XGCValues values; |
| 388 | |
| 389 | values.foreground = lw->label.foreground; |
| 390 | values.background = lw->core.background_pixel; |
| 391 | values.font = lw->label.font->fid; |
| 392 | values.graphics_exposures = False0; |
| 393 | |
| 394 | if (lw->simple.international == True1) |
| 395 | /* Since Xmb/wcDrawString eats the font, I must use XtAllocateGC */ |
| 396 | lw->label.normal_GC = XtAllocateGC((Widget)lw, 0, |
| 397 | GCForeground(1L<<2) | GCBackground(1L<<3) | |
| 398 | GCGraphicsExposures(1L<<16), |
| 399 | &values, GCFont(1L<<14), 0); |
| 400 | else |
| 401 | lw->label.normal_GC = XtGetGC((Widget)lw, |
| 402 | GCForeground(1L<<2) | GCBackground(1L<<3) | GCFont(1L<<14) | |
| 403 | GCGraphicsExposures(1L<<16), &values); |
| 404 | } |
| 405 | |
| 406 | static void |
| 407 | GetGrayGC(LabelWidget lw) |
| 408 | { |
| 409 | XGCValues values; |
| 410 | |
| 411 | values.foreground = lw->label.foreground; |
| 412 | values.background = lw->core.background_pixel; |
| 413 | values.font = lw->label.font->fid; |
| 414 | values.fill_style = FillTiled1; |
| 415 | values.tile = XmuCreateStippledPixmap(XtScreen((Widget)lw)(((Widget)lw)->core.screen), |
| 416 | lw->label.foreground, |
| 417 | lw->core.background_pixel, |
| 418 | lw->core.depth); |
| 419 | values.graphics_exposures = False0; |
| 420 | |
| 421 | lw->label.stipple = values.tile; |
| 422 | if (lw->simple.international == True1) |
| 423 | /* Since Xmb/wcDrawString eats the font, I must use XtAllocateGC */ |
| 424 | lw->label.gray_GC = XtAllocateGC((Widget)lw, 0, |
| 425 | GCForeground(1L<<2) | GCBackground(1L<<3) | |
| 426 | GCTile(1L<<10) | GCFillStyle(1L<<8) | |
| 427 | GCGraphicsExposures(1L<<16), |
| 428 | &values, GCFont(1L<<14), 0); |
| 429 | else |
| 430 | lw->label.gray_GC = XtGetGC((Widget)lw, |
| 431 | GCForeground(1L<<2) | GCBackground(1L<<3) | |
| 432 | GCFont(1L<<14) | GCTile(1L<<10) | GCFillStyle(1L<<8) | |
| 433 | GCGraphicsExposures(1L<<16), |
| 434 | &values); |
| 435 | } |
| 436 | |
| 437 | static void |
| 438 | compute_bitmap_offsets(LabelWidget lw) |
| 439 | { |
| 440 | /* |
| 441 | * bitmap will be eventually be displayed at |
| 442 | * (internal_width, internal_height + lbm_y) |
| 443 | */ |
| 444 | if (lw->label.lbm_height != 0) |
| 445 | lw->label.lbm_y = (XtHeight(lw)(((RectObj)lw)->rectangle.height) - (lw->label.internal_height * 2 + |
| 446 | lw->label.lbm_height)) / 2; |
| 447 | else |
| 448 | lw->label.lbm_y = 0; |
| 449 | } |
| 450 | |
| 451 | static void |
| 452 | set_bitmap_info(LabelWidget lw) |
| 453 | { |
| 454 | Window root; |
| 455 | int x, y; |
| 456 | unsigned int bw, depth; |
| 457 | |
| 458 | if (!(lw->label.left_bitmap |
| 459 | && XGetGeometry(XtDisplay(lw)(((lw)->core.screen)->display), lw->label.left_bitmap, &root, &x, &y, |
| 460 | &lw->label.lbm_width, &lw->label.lbm_height, |
| 461 | &bw, &depth))) |
| 462 | lw->label.lbm_width = lw->label.lbm_height = 0; |
| 463 | |
| 464 | compute_bitmap_offsets(lw); |
| 465 | } |
| 466 | |
| 467 | /*ARGSUSED*/ |
| 468 | static void |
| 469 | XawLabelInitialize(Widget request, Widget cnew, |
| 470 | ArgList args, Cardinal *num_args) |
| 471 | { |
| 472 | LabelWidget lw = (LabelWidget)cnew; |
| 473 | |
| 474 | if (!lw->label.font) XtError("Aborting: no font found\n"); |
| 475 | if (lw->simple.international && !lw->label.fontset) |
| 476 | XtError("Aborting: no fontset found\n"); |
| 477 | |
| 478 | if (lw->label.label == NULL((void*)0)) |
| 479 | lw->label.label = XtNewString(lw->core.name)((lw->core.name) != ((void*)0) ? (__builtin___strcpy_chk ( XtMalloc((unsigned)strlen(lw->core.name) + 1), lw->core .name, __builtin_object_size (XtMalloc((unsigned)strlen(lw-> core.name) + 1), 2 > 1 ? 1 : 0))) : ((void*)0)); |
| 480 | else |
| 481 | lw->label.label = XtNewString(lw->label.label)((lw->label.label) != ((void*)0) ? (__builtin___strcpy_chk (XtMalloc((unsigned)strlen(lw->label.label) + 1), lw-> label.label, __builtin_object_size (XtMalloc((unsigned)strlen (lw->label.label) + 1), 2 > 1 ? 1 : 0))) : ((void*)0)); |
| 482 | |
| 483 | GetNormalGC(lw); |
| 484 | GetGrayGC(lw); |
| 485 | |
| 486 | SetTextWidthAndHeight(lw); |
| 487 | |
| 488 | if (XtHeight(lw)(((RectObj)lw)->rectangle.height) == 0) |
| 489 | XtHeight(lw)(((RectObj)lw)->rectangle.height) = lw->label.label_height + 2 * lw->label.internal_height; |
| 490 | |
| 491 | set_bitmap_info(lw); /* need core.height */ |
| 492 | |
| 493 | if (XtWidth(lw)(((RectObj)lw)->rectangle.width) == 0) /* need label.lbm_width */ |
| 494 | XtWidth(lw)(((RectObj)lw)->rectangle.width) = lw->label.label_width + 2 * lw->label.internal_width + |
| 495 | LEFT_OFFSET(lw)((lw)->label.left_bitmap ? (lw)->label.lbm_width + (lw) ->label.internal_width : 0); |
| 496 | |
| 497 | lw->label.label_x = lw->label.label_y = 0; |
| 498 | (*XtClass(cnew)((cnew)->core.widget_class)->core_class.resize)((Widget)lw); |
| 499 | } |
| 500 | |
| 501 | /*ARGSUSED*/ |
| 502 | static void |
| 503 | XawLabelRedisplay(Widget gw, XEvent *event, Region region) |
| 504 | { |
| 505 | LabelWidget w = (LabelWidget)gw; |
| 506 | GC gc; |
| 507 | |
| 508 | if (*Superclass(&simpleClassRec)->core_class.expose != NULL((void*)0)) |
| 509 | (*Superclass(&simpleClassRec)->core_class.expose)(gw, event, region); |
| 510 | |
| 511 | gc = XtIsSensitive(gw) ? w->label.normal_GC : w->label.gray_GC; |
| 512 | #ifdef notdef |
| 513 | if (region != NULL((void*)0)) |
| 514 | XSetRegion(XtDisplay(gw)(((gw)->core.screen)->display), gc, region); |
| 515 | #endif /*notdef*/ |
| 516 | |
| 517 | if (w->label.pixmap == None0L) { |
| 518 | int len = w->label.label_len; |
| 519 | char *label = w->label.label; |
| 520 | Position y = w->label.label_y + w->label.font->max_bounds.ascent; |
| 521 | Position ksy = w->label.label_y; |
| 522 | |
| 523 | /* display left bitmap */ |
| 524 | if (w->label.left_bitmap && w->label.lbm_width != 0) |
| 525 | XCopyPlane (XtDisplay(gw)(((gw)->core.screen)->display), w->label.left_bitmap, XtWindow(gw)((gw)->core.window), gc, |
| 526 | 0, 0, w->label.lbm_width, w->label.lbm_height, |
| 527 | w->label.internal_width, |
| 528 | w->label.internal_height + w->label.lbm_y, 1L); |
| 529 | |
| 530 | if (w->simple.international == True1) { |
| 531 | XFontSetExtents *ext = XExtentsOfFontSet(w->label.fontset); |
| 532 | |
| 533 | ksy += XawAbs(ext->max_ink_extent.y)((ext->max_ink_extent.y) < 0 ? -(ext->max_ink_extent .y) : (ext->max_ink_extent.y)); |
| 534 | |
| 535 | if (len == MULTI_LINE_LABEL32767) { |
| 536 | char *nl; |
| 537 | |
| 538 | while ((nl = index(label, '\n')) != NULL((void*)0)) { |
| 539 | XmbDrawString(XtDisplay(w)(((w)->core.screen)->display), XtWindow(w)((w)->core.window), w->label.fontset, |
| 540 | gc, w->label.label_x, ksy, label, |
| 541 | (int)(nl - label)); |
| 542 | ksy += ext->max_ink_extent.height; |
| 543 | label = nl + 1; |
| 544 | } |
| 545 | len = strlen(label); |
| 546 | } |
| 547 | if (len) |
| 548 | XmbDrawString(XtDisplay(w)(((w)->core.screen)->display), XtWindow(w)((w)->core.window), w->label.fontset, gc, |
| 549 | w->label.label_x, ksy, label, len); |
| 550 | } |
| 551 | else { |
| 552 | if (len == MULTI_LINE_LABEL32767) { |
| 553 | char *nl; |
| 554 | |
| 555 | while ((nl = index(label, '\n')) != NULL((void*)0)) { |
| 556 | if (w->label.encoding) |
| 557 | XDrawString16(XtDisplay(gw)(((gw)->core.screen)->display), XtWindow(gw)((gw)->core.window), gc, |
| 558 | w->label.label_x, y, |
| 559 | (XChar2b *)label, (int)(nl - label) / 2); |
| 560 | else |
| 561 | XDrawString(XtDisplay(gw)(((gw)->core.screen)->display), XtWindow(gw)((gw)->core.window), gc, |
| 562 | w->label.label_x, y, label, (int)(nl - label)); |
| 563 | y += w->label.font->max_bounds.ascent + |
| 564 | w->label.font->max_bounds.descent; |
| 565 | label = nl + 1; |
| 566 | } |
| 567 | len = strlen(label); |
| 568 | } |
| 569 | if (len) { |
| 570 | if (w->label.encoding) |
| 571 | XDrawString16(XtDisplay(gw)(((gw)->core.screen)->display), XtWindow(gw)((gw)->core.window), gc, |
| 572 | w->label.label_x, y, (XChar2b *)label, len / 2); |
| 573 | else |
| 574 | XDrawString(XtDisplay(gw)(((gw)->core.screen)->display), XtWindow(gw)((gw)->core.window), gc, |
| 575 | w->label.label_x, y, label, len); |
| 576 | } |
| 577 | } |
| 578 | } |
| 579 | else if (w->label.label_len == 1) |
| 580 | XCopyPlane(XtDisplay(gw)(((gw)->core.screen)->display), w->label.pixmap, XtWindow(gw)((gw)->core.window), gc, |
| 581 | 0, 0, w->label.label_width, w->label.label_height, |
| 582 | w->label.label_x, w->label.label_y, 1L); |
| 583 | else |
| 584 | XCopyArea(XtDisplay(gw)(((gw)->core.screen)->display), w->label.pixmap, XtWindow(gw)((gw)->core.window), gc, |
| 585 | 0, 0, w->label.label_width, w->label.label_height, |
| 586 | w->label.label_x, w->label.label_y); |
| 587 | |
| 588 | #ifdef notdef |
| 589 | if (region != NULL((void*)0)) |
| 590 | XSetClipMask(XtDisplay(gw)(((gw)->core.screen)->display), gc, (Pixmap)None0L); |
| 591 | #endif /* notdef */ |
| 592 | } |
| 593 | |
| 594 | static void |
| 595 | _Reposition(LabelWidget lw, unsigned int width, unsigned int height, |
| 596 | Position *dx, Position *dy) |
| 597 | { |
| 598 | Position newPos; |
| 599 | Position leftedge = lw->label.internal_width + LEFT_OFFSET(lw)((lw)->label.left_bitmap ? (lw)->label.lbm_width + (lw) ->label.internal_width : 0); |
| 600 | |
| 601 | switch (lw->label.justify) { |
| 602 | case XtJustifyLeft: |
| 603 | newPos = leftedge; |
| 604 | break; |
| 605 | case XtJustifyRight: |
| 606 | newPos = width - (lw->label.label_width + lw->label.internal_width); |
| 607 | break; |
| 608 | case XtJustifyCenter: |
| 609 | /*FALLTRHOUGH*/ |
| 610 | default: |
| 611 | newPos = (int)(width - lw->label.label_width) >> 1; |
| 612 | break; |
| 613 | } |
| 614 | if (newPos < (Position)leftedge) |
| 615 | newPos = leftedge; |
| 616 | *dx = newPos - lw->label.label_x; |
| 617 | lw->label.label_x = newPos; |
| 618 | |
| 619 | newPos = (height - lw->label.label_height) >> 1; |
| 620 | *dy = newPos - lw->label.label_y; |
| 621 | lw->label.label_y = newPos; |
| 622 | } |
| 623 | |
| 624 | static void |
| 625 | XawLabelResize(Widget w) |
| 626 | { |
| 627 | LabelWidget lw = (LabelWidget)w; |
| 628 | Position dx, dy; |
| 629 | |
| 630 | _Reposition(lw, XtWidth(w)(((RectObj)w)->rectangle.width), XtHeight(w)(((RectObj)w)->rectangle.height), &dx, &dy); |
| 631 | compute_bitmap_offsets(lw); |
| 632 | } |
| 633 | |
| 634 | #define PIXMAP0 0 |
| 635 | #define WIDTH1 1 |
| 636 | #define HEIGHT2 2 |
| 637 | #define NUM_CHECKS3 3 |
| 638 | static Boolean |
| 639 | XawLabelSetValues(Widget current, Widget request, Widget cnew, |
| 640 | ArgList args, Cardinal *num_args) |
| 641 | { |
| 642 | LabelWidget curlw = (LabelWidget)current; |
| 643 | LabelWidget reqlw = (LabelWidget)request; |
| 644 | LabelWidget newlw = (LabelWidget)cnew; |
| 645 | unsigned int i; |
| 646 | Boolean was_resized = False0, redisplay = False0, checks[NUM_CHECKS3]; |
| 647 | |
| 648 | for (i = 0; i < NUM_CHECKS3; i++) |
| 649 | checks[i] = False0; |
| 650 | |
| 651 | for (i = 0; i < *num_args; i++) { |
| 652 | if (streq(XtNbitmap, args[i].name)(strcmp((((char*)&XtStrings[80])), (args[i].name)) == 0)) |
| 653 | checks[PIXMAP0] = True1; |
| 654 | else if (streq(XtNwidth, args[i].name)(strcmp((((char*)&XtStrings[872])), (args[i].name)) == 0)) |
| 655 | checks[WIDTH1] = True1; |
| 656 | else if (streq(XtNheight, args[i].name)(strcmp((((char*)&XtStrings[234])), (args[i].name)) == 0)) |
| 657 | checks[HEIGHT2] = True1; |
| 658 | } |
| 659 | |
| 660 | if (newlw->label.label == NULL((void*)0)) |
| 661 | newlw->label.label = newlw->core.name; |
| 662 | |
| 663 | /* |
| 664 | * resize on bitmap change |
| 665 | */ |
| 666 | if (curlw->label.left_bitmap != newlw->label.left_bitmap) |
| 667 | was_resized = True1; |
| 668 | |
| 669 | if (curlw->label.encoding != newlw->label.encoding) |
| 670 | was_resized = True1; |
| 671 | |
| 672 | if (curlw->simple.international |
| 673 | && curlw->label.fontset != newlw->label.fontset) |
| 674 | was_resized = True1; |
| 675 | |
| 676 | if (curlw->label.label != newlw->label.label) { |
| 677 | if (curlw->label.label != curlw->core.name) |
| 678 | XtFree((char *)curlw->label.label); |
| 679 | |
| 680 | if (newlw->label.label != newlw->core.name) |
| 681 | newlw->label.label = XtNewString(newlw->label.label)((newlw->label.label) != ((void*)0) ? (__builtin___strcpy_chk (XtMalloc((unsigned)strlen(newlw->label.label) + 1), newlw ->label.label, __builtin_object_size (XtMalloc((unsigned)strlen (newlw->label.label) + 1), 2 > 1 ? 1 : 0))) : ((void*)0 )); |
| 682 | |
| 683 | was_resized = True1; |
| 684 | } |
| 685 | |
| 686 | if (was_resized || (curlw->label.font != newlw->label.font) || |
| 687 | curlw->label.justify != newlw->label.justify || checks[PIXMAP0]) { |
| 688 | SetTextWidthAndHeight(newlw); |
| 689 | was_resized = True1; |
| 690 | } |
| 691 | |
| 692 | /* recalculate the window size if something has changed */ |
| 693 | if (newlw->label.resize && was_resized) { |
| 694 | if (XtHeight(curlw)(((RectObj)curlw)->rectangle.height) == XtHeight(reqlw)(((RectObj)reqlw)->rectangle.height) && !checks[HEIGHT2]) |
| 695 | XtHeight(newlw)(((RectObj)newlw)->rectangle.height) = newlw->label.label_height + |
| 696 | (newlw->label.internal_height << 1); |
| 697 | |
| 698 | set_bitmap_info(newlw); |
| 699 | |
| 700 | if (XtWidth(curlw)(((RectObj)curlw)->rectangle.width) == XtWidth(reqlw)(((RectObj)reqlw)->rectangle.width) && !checks[WIDTH1]) |
| 701 | XtWidth(newlw)(((RectObj)newlw)->rectangle.width) = newlw->label.label_width + LEFT_OFFSET(newlw)((newlw)->label.left_bitmap ? (newlw)->label.lbm_width + (newlw)->label.internal_width : 0) + |
| 702 | (newlw->label.internal_width << 1); |
| 703 | } |
| 704 | |
| 705 | if (curlw->label.foreground != newlw->label.foreground |
| 706 | || curlw->core.background_pixel != newlw->core.background_pixel |
| 707 | || curlw->label.font->fid != newlw->label.font->fid) { |
| 708 | /* The Fontset is not in the GC - don't make a new GC if FS changes! */ |
| 709 | XtReleaseGC(cnew, curlw->label.normal_GC); |
| 710 | XtReleaseGC(cnew, curlw->label.gray_GC); |
| 711 | XmuReleaseStippledPixmap(XtScreen(current)((current)->core.screen), curlw->label.stipple); |
| 712 | GetNormalGC(newlw); |
| 713 | GetGrayGC(newlw); |
| 714 | redisplay = True1; |
| 715 | } |
| 716 | |
| 717 | if (curlw->label.label_x != newlw->label.label_x || |
| 718 | curlw->label.label_y != newlw->label.label_y) |
| 719 | redisplay = True1; |
| 720 | |
| 721 | if (curlw->label.internal_width != newlw->label.internal_width |
| 722 | || curlw->label.internal_height != newlw->label.internal_height |
| 723 | || was_resized) { |
| 724 | /* Resize() will be called if geometry changes succeed */ |
| 725 | Position dx, dy; |
| 726 | |
| 727 | _Reposition(newlw, XtWidth(curlw)(((RectObj)curlw)->rectangle.width), XtHeight(curlw)(((RectObj)curlw)->rectangle.height), &dx, &dy); |
| 728 | } |
| 729 | |
| 730 | return (was_resized || redisplay || |
| 731 | XtIsSensitive(current) != XtIsSensitive(cnew)); |
| 732 | } |
| 733 | |
| 734 | static void |
| 735 | XawLabelDestroy(Widget w) |
| 736 | { |
| 737 | LabelWidget lw = (LabelWidget)w; |
| 738 | |
| 739 | if (lw->label.label != lw->core.name) |
| 740 | XtFree(lw->label.label); |
| 741 | XtReleaseGC(w, lw->label.normal_GC); |
| 742 | XtReleaseGC(w, lw->label.gray_GC); |
| 743 | XmuReleaseStippledPixmap(XtScreen(w)((w)->core.screen), lw->label.stipple); |
| 744 | } |
| 745 | |
| 746 | static XtGeometryResult |
| 747 | XawLabelQueryGeometry(Widget w, XtWidgetGeometry *intended, |
| 748 | XtWidgetGeometry *preferred) |
| 749 | { |
| 750 | LabelWidget lw = (LabelWidget)w; |
| 751 | |
| 752 | preferred->request_mode = CWWidth(1<<2) | CWHeight(1<<3); |
| 753 | preferred->width = lw->label.label_width + |
| 754 | (lw->label.internal_width << 1) + LEFT_OFFSET(lw)((lw)->label.left_bitmap ? (lw)->label.lbm_width + (lw) ->label.internal_width : 0); |
| 755 | preferred->height = lw->label.label_height + |
| 756 | (lw->label.internal_height << 1); |
| 757 | |
| 758 | if (((intended->request_mode & (CWWidth(1<<2) | CWHeight(1<<3))) == (CWWidth(1<<2) | CWHeight(1<<3))) |
| 759 | && intended->width == preferred->width |
| 760 | && intended->height == preferred->height) |
| 761 | return (XtGeometryYes); |
| 762 | else if (preferred->width == XtWidth(w)(((RectObj)w)->rectangle.width) && preferred->height == XtHeight(w)(((RectObj)w)->rectangle.height)) |
| 763 | return (XtGeometryNo); |
| 764 | |
| 765 | return (XtGeometryAlmost); |
| 766 | } |