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[7.2.281] 'cursorcolumn' highlighting is wrong in diff mode.
[vim_mainline.git] / src / gui_xmebw.c
blob4e01765c6ff7620e5794655f2b1850dd421a1fe2
1 /* vi:set ts=8 sts=4 sw=4:
2 *
3 * VIM - Vi IMproved by Bram Moolenaar
4 *
5 * Do ":help uganda" in Vim to read copying and usage conditions.
6 * Do ":help credits" in Vim to see a list of people who contributed.
7 * See README.txt for an overview of the Vim source code.
8 */
9 /*
10 *
11 * (C) 2002,2005 by Marcin Dalecki <martin@dalecki.de>
12 *
13 * MARCIN DALECKI ASSUMES NO RESPONSIBILITY FOR THE USE OR INABILITY TO USE ANY
14 * OF THIS SOFTWARE . THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
15 * KIND, AND MARCIN DALECKI EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES,
16 * INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
17 * FITNESS FOR A PARTICULAR PURPOSE.
18 */
19
20 /*
21 * Enhanced Motif PushButton widget with move over behavior.
22 */
23
24 #include "vim.h"
25
26 #ifdef FEAT_TOOLBAR
27
28 #include <Xm/XmP.h>
29 #include <Xm/DrawP.h>
30 #if defined(HAVE_XM_TRAITP_H) && defined(HAVE_XM_MANAGER_H) \
31 && defined(HAVE_XM_UNHIGHLIGHTT_H) && defined(HAVE_XM_XPMP_H)
32 # include <Xm/TraitP.h>
33 # include <Xm/Manager.h>
34 # include <Xm/UnhighlightT.h>
35 # include <Xm/XpmP.h>
36 # define UNHIGHLIGHTT
37 #else
38 # include <X11/xpm.h>
39 #endif
40 #include <Xm/ManagerP.h>
41 #include <Xm/Display.h>
42 #include <Xm/DisplayP.h>
43
44 #include <X11/Shell.h>
45 #include <X11/ShellP.h>
46
47 #include "gui_xmebwp.h"
48
49 /* Provide some missing wrappers, which are missed from the LessTif
50 * implementation. Also missing in Motif 1.2 and earlier.
51 *
52 * We neither use XmeGetPixmapData or _XmGetPixmapData, since with LessTif the
53 * pixmap will not appear in it's caches properly. We cache the interesting
54 * values in XmEnhancedButtonPart instead ourself.
55 */
56 #if defined(LESSTIF_VERSION) || (XmVersion <= 1002)
57 # ifndef Lab_IsMenupane
58 # define Lab_IsMenupane(w) (Lab_MenuType(w) == (int)XmMENU_POPUP || \
59 Lab_MenuType(w) == (int)XmMENU_PULLDOWN)
60 # endif
61 # define XmeClearBorder _XmClearBorder
62 # define XmeDrawShadows _XmDrawShadows
63 # define XmeDrawHighlight(a, b, c, d, e, f, g, h) \
64 _XmDrawHighlight(a, b, c, d, e, f, g, h, LineSolid)
65 #endif
66
67 /*
68 * Motif internals we have to cheat around with.
69 */
70
71 /* Hopefully this will never change... */
72 #ifndef XmFOCUS_IGNORE
73 # define XmFOCUS_IGNORE 1<<1
74 #endif
75
76 extern Boolean _XmGetInDragMode(Widget widget);
77 extern void _XmPrimitiveEnter(Widget wid,
78 XEvent * event,
79 String * params, Cardinal * num_params);
80 extern void _XmPrimitiveLeave(Widget wid,
81 XEvent * event,
82 String * params, Cardinal * num_params);
83 extern void _XmSetFocusFlag(Widget w, unsigned int mask, Boolean value);
84 extern void _XmCalcLabelDimensions(Widget wid);
85
86 /*
87 * Declaration of class methods.
88 */
89 static void Destroy(Widget w);
90 static void Initialize(Widget rq, Widget eb, ArgList args, Cardinal *n);
91 static Boolean SetValues(Widget current, Widget request, Widget new, ArgList args, Cardinal *n);
92 static void Redisplay(Widget, XEvent *, Region);
93
94 /*
95 * Declaration of action methods.
96 */
97 static void Enter(Widget, XEvent *, String *, Cardinal *);
98 static void Leave(Widget, XEvent *, String *, Cardinal *);
99 static void BorderHighlight(Widget);
100 static void BorderUnhighlight(Widget);
101
102 /*
103 * 4 x 4 stipple for desensitized widgets
104 */
105 #define stipple_width 4
106 #define stipple_height 4
107 static char stipple_bits[] = { 0x0a, 0x05, 0x0a, 0x05 };
108 #define STIPPLE_BITMAP xmEnhancedButtonClassRec.enhancedbutton_class.stipple_bitmap
109
110 /*
111 * Override actions.
112 */
113 static XtActionsRec actionsList[] =
114 {
115 {"Enter", Enter},
116 {"Leave", Leave},
117 };
118
119 static XtResource resources[] =
120 {
121 {
122 XmNpixmapData, XmCPixmap, XmRString, sizeof(String),
123 XtOffsetOf(XmEnhancedButtonRec, enhancedbutton.pixmap_data),
124 XmRImmediate, (XtPointer) NULL
125 }, {
126 XmNpixmapFile, XmCPixmap, XmRString, sizeof(String),
127 XtOffsetOf(XmEnhancedButtonRec, enhancedbutton.pixmap_file),
128 XmRImmediate, (XtPointer) NULL
129 }, {
130 XmNspacing, XmCSpacing, XmRHorizontalDimension, sizeof(Dimension),
131 XtOffsetOf(XmEnhancedButtonRec, enhancedbutton.spacing),
132 XmRImmediate, (XtPointer) 2
133 },
134 {
135 XmNlabelLocation, XmCLocation, XmRInt, sizeof(int),
136 XtOffsetOf(XmEnhancedButtonRec, enhancedbutton.label_location),
137 XtRImmediate, (XtPointer) XmRIGHT
138 }
139 };
140
141 /* This is needed to work around a bug in Lesstif 2, leaving the extension
142 * NULL somehow results in getting it set to an invalid pointer. */
143 XmPrimitiveClassExtRec xmEnhancedButtonPrimClassExtRec =
144 {
145 /* next_extension */ NULL,
146 /* record_type */ NULLQUARK,
147 /* version */ XmPrimitiveClassExtVersion,
148 /* record_size */ sizeof(XmPrimitiveClassExtRec),
149 /* widget_baseline */ XmInheritBaselineProc,
150 /* widget_display_rect */ XmInheritDisplayRectProc,
151 /* widget_margins */ NULL
152 };
153
154 XmEnhancedButtonClassRec xmEnhancedButtonClassRec =
155 {
156 {
157 /* core_class fields */
158 /* superclass */ (WidgetClass) & xmPushButtonClassRec,
159 /* class_name */ "XmEnhancedButton",
160 /* widget_size */ sizeof(XmEnhancedButtonRec),
161 /* class_initialize */ NULL,
162 /* class_part_initialize */ NULL,
163 /* class_inited */ False,
164 /* initialize */ Initialize,
165 /* initialize_hook */ NULL,
166 /* realize */ XtInheritRealize,
167 /* actions */ actionsList,
168 /* num_actions */ XtNumber(actionsList),
169 /* resources */ resources,
170 /* num_resources */ XtNumber(resources),
171 /* xrm_class */ NULLQUARK,
172 /* compress_motion */ True,
173 /* compress_exposure */ XtExposeCompressMaximal,
174 /* compress_enterleave */ True,
175 /* visible_interest */ False,
176 /* destroy */ Destroy,
177 /* resize */ XtInheritResize,
178 /* expose */ Redisplay,
179 /* set_values */ SetValues,
180 /* set_values_hook */ NULL,
181 /* set_values_almost */ XtInheritSetValuesAlmost,
182 /* get_values_hook */ NULL,
183 /* accept_focus */ XtInheritAcceptFocus,
184 /* version */ XtVersion,
185 /* callback_private */ NULL,
186 /* tm_table */ NULL,
187 /* query_geometry */ NULL,
188 /* display_accelerator */ XtInheritDisplayAccelerator,
189 /* extension */ NULL
190 },
191
192 /* primitive_class fields */
193 {
194 /* border highlight */ BorderHighlight,
195 /* border_unhighlight */ BorderUnhighlight,
196 /* translations */ XtInheritTranslations,
197 /* arm and activate */ XmInheritArmAndActivate,
198 /* synthetic resources */ NULL,
199 /* number of syn res */ 0,
200 /* extension */ (XtPointer)&xmEnhancedButtonPrimClassExtRec,
201 },
202
203 /* label_class fields */
204 {
205 /* setOverrideCallback */ XmInheritSetOverrideCallback,
206 /* menuProcs */ XmInheritMenuProc,
207 /* translations */ XtInheritTranslations,
208 /* extension */ NULL,
209 },
210
211 /* pushbutton_class record */
212 {
213 /* extension */ (XtPointer) NULL,
214 },
215
216 /* enhancedbutton_class fields */
217 {
218 /* stipple_bitmap */ None
219 }
220 };
221
222
223 WidgetClass xmEnhancedButtonWidgetClass =
224 (WidgetClass)&xmEnhancedButtonClassRec;
225
226
227 /*
228 * Create a slightly fainter pixmap to be shown on button entry.
229 */
230 static unsigned short
231 bump_color(unsigned short value)
232 {
233 int tmp = 2 * (((int) value - 65535) / 3) + 65535;
234
235 return tmp;
236 }
237
238 static int
239 alloc_color(Display *display,
240 Colormap colormap,
241 char *colorname,
242 XColor *xcolor,
243 void *closure UNUSED)
244 {
245 int status;
246
247 if (colorname)
248 if (!XParseColor(display, colormap, colorname, xcolor))
249 return -1;
250
251 xcolor->red = bump_color(xcolor->red);
252 xcolor->green = bump_color(xcolor->green);
253 xcolor->blue = bump_color(xcolor->blue);
254
255 status = XAllocColor(display, colormap, xcolor);
256 return status != 0 ? 1 : 0;
257 }
258
259 /* XPM */
260 static char * blank_xpm[] =
261 {
262 /* width height ncolors cpp [x_hot y_hot] */
263 "12 12 4 1 0 0",
264 /* colors */
265 " s iconColor1 m black c #000000",
266 ". s none m none c none",
267 "X s topShadowColor m none c #DCDEE5",
268 "o s bottomShadowColor m black c #5D6069",
269 /* pixels */
270 " ..",
271 " XXXXXXXX ..",
272 " X....... o.",
273 " X....... o.",
274 " X....... o.",
275 " X....... o.",
276 " X....... o.",
277 " X....... o.",
278 " X....... o.",
279 " o.",
280 "..ooooooooo.",
281 "............"};
282
283 /*
284 * Set the pixmap.
285 */
286 static void
287 set_pixmap(XmEnhancedButtonWidget eb)
288 {
289 /* Configure defines XPMATTRIBUTES_TYPE as XpmAttributes or as
290 * XpmAttributes_21, depending on what is in Xm/XpmP.h. */
291 XPMATTRIBUTES_TYPE attr;
292 Pixmap sen_pix;
293 Window root;
294 static XpmColorSymbol color[8] = {
295 {"none", "none", 0},
296 {"None", "none", 0},
297 {"background", NULL, 0},
298 {"foreground", NULL, 0},
299 {"bottomShadowColor", NULL, 0},
300 {"topShadowColor", NULL, 0},
301 {"highlightColor", NULL, 0},
302 {"armColor", NULL, 0}
303 };
304 int scr;
305 Display *dpy = XtDisplay(eb);
306 int x;
307 int y;
308 unsigned int height, width, border, depth;
309 int status = 0;
310 Pixmap mask;
311 Pixmap pix = None;
312 Pixmap arm_pix = None;
313 Pixmap ins_pix = None;
314 Pixmap high_pix = None;
315 char **data = (char **) eb->enhancedbutton.pixmap_data;
316 char *fname = (char *) eb->enhancedbutton.pixmap_file;
317 int shift;
318 GC gc;
319
320 /* Make sure there is a default value for the pixmap.
321 */
322 if (!data)
323 return;
324
325 gc = XtGetGC((Widget)eb, (XtGCMask)0, NULL);
326
327 scr = DefaultScreen(dpy);
328 root = RootWindow(dpy, scr);
329
330 eb->label.pixmap = None;
331
332 eb->enhancedbutton.pixmap_depth = 0;
333 eb->enhancedbutton.pixmap_width = 0;
334 eb->enhancedbutton.pixmap_height = 0;
335 eb->enhancedbutton.normal_pixmap = None;
336 eb->enhancedbutton.armed_pixmap = None;
337 eb->enhancedbutton.highlight_pixmap = None;
338 eb->enhancedbutton.insensitive_pixmap = None;
339
340 /* We use dynamic colors, get them now. */
341 motif_get_toolbar_colors(
342 &eb->core.background_pixel,
343 &eb->primitive.foreground,
344 &eb->primitive.bottom_shadow_color,
345 &eb->primitive.top_shadow_color,
346 &eb->primitive.highlight_color);
347
348 /* Setup color subsititution table. */
349 color[0].pixel = eb->core.background_pixel;
350 color[1].pixel = eb->core.background_pixel;
351 color[2].pixel = eb->core.background_pixel;
352 color[3].pixel = eb->primitive.foreground;
353 color[4].pixel = eb->core.background_pixel;
354 color[5].pixel = eb->primitive.top_shadow_color;
355 color[6].pixel = eb->primitive.highlight_color;
356 color[7].pixel = eb->pushbutton.arm_color;
357
358 /* Create the "sensitive" pixmap. */
359 attr.valuemask = XpmColorSymbols | XpmCloseness;
360 attr.closeness = 65535; /* accuracy isn't crucial */
361 attr.colorsymbols = color;
362 attr.numsymbols = XtNumber(color);
363
364 if (fname)
365 status = XpmReadFileToPixmap(dpy, root, fname, &pix, &mask, &attr);
366 if (!fname || status != XpmSuccess)
367 status = XpmCreatePixmapFromData(dpy, root, data, &pix, &mask, &attr);
368
369 /* If something failed, we will fill in the default pixmap. */
370 if (status != XpmSuccess)
371 status = XpmCreatePixmapFromData(dpy, root, blank_xpm, &pix,
372 &mask, &attr);
373
374 XpmFreeAttributes(&attr);
375
376 XGetGeometry(dpy, pix, &root, &x, &y, &width, &height, &border, &depth);
377
378 if (eb->enhancedbutton.label_location == (int)XmTOP
379 || eb->enhancedbutton.label_location == (int)XmBOTTOM)
380 shift = eb->primitive.shadow_thickness / 2;
381 else
382 shift = eb->primitive.shadow_thickness / 2;
383
384 if (shift < 1)
385 shift = 1;
386
387 sen_pix = XCreatePixmap(dpy, root, width + shift, height + shift, depth);
388
389 XSetForeground(dpy, gc, eb->core.background_pixel);
390 XFillRectangle(dpy, sen_pix, gc, 0, 0, width + shift, height + shift);
391 XSetClipMask(dpy, gc, mask);
392 XSetClipOrigin(dpy, gc, shift, shift);
393 XCopyArea(dpy, pix, sen_pix, gc, 0, 0, width, height, shift, shift);
394
395 /* Create the "highlight" pixmap. */
396 color[4].pixel = eb->primitive.bottom_shadow_color;
397 #ifdef XpmAllocColor /* SGI doesn't have it */
398 attr.valuemask = XpmColorSymbols | XpmCloseness | XpmAllocColor;
399 attr.alloc_color = alloc_color;
400 #else
401 attr.valuemask = XpmColorSymbols | XpmCloseness;
402 #endif
403 attr.closeness = 65535; /* accuracy isn't crucial */
404 attr.colorsymbols = color;
405 attr.numsymbols = XtNumber(color);
406
407 status = XpmCreatePixmapFromData(dpy, root, data, &pix, NULL, &attr);
408 XpmFreeAttributes(&attr);
409
410 high_pix = XCreatePixmap(dpy, root, width + shift, height + shift, depth);
411
412 #if 1
413 XSetForeground(dpy, gc, eb->core.background_pixel);
414 #else
415 XSetForeground(dpy, gc, eb->primitive.top_shadow_color);
416 #endif
417 XSetClipMask(dpy, gc, None);
418 XFillRectangle(dpy, high_pix, gc, 0, 0, width + shift, height + shift);
419 XSetClipMask(dpy, gc, mask);
420 XSetClipOrigin(dpy, gc, 0, 0);
421 XCopyArea(dpy, pix, high_pix, gc, 0, 0, width, height, 0, 0);
422
423 arm_pix = XCreatePixmap(dpy, pix, width + shift, height + shift, depth);
424
425 if (eb->pushbutton.fill_on_arm)
426 XSetForeground(dpy, gc, eb->pushbutton.arm_color);
427 else
428 XSetForeground(dpy, gc, eb->core.background_pixel);
429 XSetClipOrigin(dpy, gc, shift, shift);
430 XSetClipMask(dpy, gc, None);
431 XFillRectangle(dpy, arm_pix, gc, 0, 0, width + shift, height + shift);
432 XSetClipMask(dpy, gc, mask);
433 XSetClipOrigin(dpy, gc, 2 * shift, 2 * shift);
434 XCopyArea(dpy, pix, arm_pix, gc, 0, 0, width, height, 2 * shift, 2 * shift);
435
436 XFreePixmap(dpy, pix);
437 XFreePixmap(dpy, mask);
438
439 /* Create the "insensitive" pixmap. */
440 attr.valuemask = XpmColorSymbols | XpmCloseness | XpmColorKey;
441 attr.closeness = 65535; /* accuracy isn't crucial */
442 attr.colorsymbols = color;
443 attr.numsymbols = sizeof(color) / sizeof(color[0]);
444 attr.color_key = XPM_MONO;
445 status = XpmCreatePixmapFromData(dpy, root, data, &pix, &mask, &attr);
446
447 /* Need to create new Pixmaps with the mask applied. */
448
449 ins_pix = XCreatePixmap(dpy, root, width + shift, height + shift, depth);
450
451 XSetForeground(dpy, gc, eb->core.background_pixel);
452 XSetClipOrigin(dpy, gc, 0, 0);
453 XSetClipMask(dpy, gc, None);
454 XFillRectangle(dpy, ins_pix, gc, 0, 0, width + shift, height + shift);
455 XSetClipMask(dpy, gc, mask);
456 XSetForeground(dpy, gc, eb->primitive.top_shadow_color);
457 XSetClipOrigin(dpy, gc, 2 * shift, 2 * shift);
458 XFillRectangle(dpy, ins_pix, gc, 2 * shift, 2 * shift, width, height);
459 XSetForeground(dpy, gc, eb->primitive.bottom_shadow_color);
460 XSetClipOrigin(dpy, gc, shift, shift);
461 XFillRectangle(dpy, ins_pix, gc, 0, 0, width + shift, height + shift);
462 XtReleaseGC((Widget) eb, gc);
463
464 XpmFreeAttributes(&attr);
465
466 eb->enhancedbutton.pixmap_depth = depth;
467 eb->enhancedbutton.pixmap_width = width;
468 eb->enhancedbutton.pixmap_height = height;
469 eb->enhancedbutton.normal_pixmap = sen_pix;
470 eb->enhancedbutton.highlight_pixmap = high_pix;
471 eb->enhancedbutton.insensitive_pixmap = ins_pix;
472 eb->enhancedbutton.armed_pixmap = arm_pix;
473
474 eb->enhancedbutton.doing_setvalues = True;
475 eb->enhancedbutton.doing_setvalues = False;
476
477 XFreePixmap(dpy, pix);
478 XFreePixmap(dpy, mask);
479 }
480
481 #define BUTTON_MASK ( \
482 Button1Mask | Button2Mask | Button3Mask | Button4Mask | Button5Mask \
483 )
484
485 static void
486 draw_shadows(XmEnhancedButtonWidget eb)
487 {
488 GC top_gc;
489 GC bottom_gc;
490 Boolean etched_in;
491
492 if (!eb->primitive.shadow_thickness)
493 return;
494
495 if ((eb->core.width <= 2 * eb->primitive.highlight_thickness)
496 || (eb->core.height <= 2 * eb->primitive.highlight_thickness))
497 return;
498
499 #if !defined(LESSTIF_VERSION) && (XmVersion > 1002)
500 {
501 XmDisplay dpy;
502
503 dpy = (XmDisplay) XmGetXmDisplay(XtDisplay(eb));
504 etched_in = dpy->display.enable_etched_in_menu;
505 }
506 #else
507 etched_in = False;
508 #endif
509 if (!etched_in ^ eb->pushbutton.armed)
510 {
511 top_gc = eb->primitive.top_shadow_GC;
512 bottom_gc = eb->primitive.bottom_shadow_GC;
513 }
514 else
515 {
516 top_gc = eb->primitive.bottom_shadow_GC;
517 bottom_gc = eb->primitive.top_shadow_GC;
518 }
519
520 XmeDrawShadows(XtDisplay(eb), XtWindow(eb),
521 top_gc,
522 bottom_gc,
523 eb->primitive.highlight_thickness,
524 eb->primitive.highlight_thickness,
525 eb->core.width - 2 * eb->primitive.highlight_thickness,
526 eb->core.height - 2 * eb->primitive.highlight_thickness,
527 eb->primitive.shadow_thickness,
528 (unsigned)(etched_in ? XmSHADOW_IN : XmSHADOW_OUT));
529 }
530
531 static void
532 draw_highlight(XmEnhancedButtonWidget eb)
533 {
534 eb->primitive.highlighted = True;
535 eb->primitive.highlight_drawn = True;
536
537 if (!XtWidth(eb) || !XtHeight(eb) || !eb->primitive.highlight_thickness)
538 return;
539
540 XmeDrawHighlight(XtDisplay(eb), XtWindow(eb),
541 eb->primitive.highlight_GC, 0, 0,
542 XtWidth(eb), XtHeight(eb),
543 eb->primitive.highlight_thickness);
544 }
545
546 static void
547 draw_unhighlight(XmEnhancedButtonWidget eb)
548 {
549 GC manager_background_GC;
550
551 eb->primitive.highlighted = False;
552 eb->primitive.highlight_drawn = False;
553
554 if (!XtWidth(eb) || !XtHeight(eb) || !eb->primitive.highlight_thickness)
555 return;
556
557 if (XmIsManager(eb->core.parent))
558 {
559 #ifdef UNHIGHLIGHTT
560 XmSpecifyUnhighlightTrait UnhighlightT;
561
562 if (((UnhighlightT = (XmSpecifyUnhighlightTrait) XmeTraitGet((XtPointer)
563 XtClass(eb->core.parent), XmQTspecifyUnhighlight))
564 != NULL) && (UnhighlightT->getUnhighlightGC != NULL))
565 {
566 /* if unhighlight trait in parent use specified GC... */
567 manager_background_GC =
568 UnhighlightT->getUnhighlightGC(eb->core.parent, (Widget) eb);
569 }
570 else
571 {
572 /* ...otherwise, use parent's background GC */
573 manager_background_GC = ((XmManagerWidget)
574 (eb->core.parent))->manager.background_GC;
575 }
576 #else
577 manager_background_GC = ((XmManagerWidget)
578 (eb->core.parent))->manager.background_GC;
579 #endif
580 XmeDrawHighlight(XtDisplay(eb), XtWindow(eb),
581 manager_background_GC,
582 0, 0, XtWidth(eb), XtHeight(eb),
583 eb->primitive.highlight_thickness);
584 if (!eb->pushbutton.armed && eb->primitive.shadow_thickness)
585 XmeClearBorder(XtDisplay(eb), XtWindow(eb),
586 eb->primitive.highlight_thickness,
587 eb->primitive.highlight_thickness,
588 eb->core.width - 2 * eb->primitive.highlight_thickness,
589 eb->core.height - 2 * eb->primitive.highlight_thickness,
590 eb->primitive.shadow_thickness);
591 }
592 else
593 XmeClearBorder(XtDisplay(eb), XtWindow(eb), 0, 0, XtWidth(eb),
594 XtHeight(eb), eb->primitive.highlight_thickness);
595 }
596
597 static void
598 draw_pixmap(XmEnhancedButtonWidget eb,
599 XEvent *event UNUSED,
600 Region region UNUSED)
601 {
602 Pixmap pix;
603 GC gc = eb->label.normal_GC;
604 int depth;
605 Cardinal width;
606 Cardinal height;
607 Cardinal w;
608 Cardinal h;
609 int x;
610 int y;
611
612 if (!XtIsSensitive((Widget) eb))
613 pix = eb->enhancedbutton.insensitive_pixmap;
614 else
615 {
616 if (eb->primitive.highlighted && !eb->pushbutton.armed)
617 pix = eb->enhancedbutton.highlight_pixmap;
618 else if (eb->pushbutton.armed)
619 pix = eb->enhancedbutton.armed_pixmap;
620 else
621 pix = eb->enhancedbutton.normal_pixmap;
622 }
623
624 if (pix == None || !eb->enhancedbutton.pixmap_data)
625 return;
626
627 depth = eb->enhancedbutton.pixmap_depth;
628 w = eb->enhancedbutton.pixmap_width;
629 h = eb->enhancedbutton.pixmap_height;
630
631 gc = eb->label.normal_GC;
632 x = eb->primitive.highlight_thickness
633 + eb->primitive.shadow_thickness
634 + eb->label.margin_width;
635 y = eb->primitive.highlight_thickness
636 + eb->primitive.shadow_thickness
637 + eb->label.margin_height;
638 width = eb->core.width - 2 * x;
639 if (w < width)
640 width = w;
641 height = eb->core.height - 2 * y;
642 if (h < height)
643 height = h;
644 if (depth == (int)eb->core.depth)
645 XCopyArea(XtDisplay(eb), pix, XtWindow(eb), gc, 0, 0,
646 width, height, x, y);
647 else if (depth == 1)
648 XCopyPlane(XtDisplay(eb), pix, XtWindow(eb), gc, 0, 0,
649 width, height, x, y, (unsigned long)1);
650 }
651
652 /*
653 * Draw the label contained in the pushbutton.
654 */
655 static void
656 draw_label(XmEnhancedButtonWidget eb, XEvent *event, Region region)
657 {
658 GC tmp_gc = NULL;
659 Boolean replaceGC = False;
660 Boolean deadjusted = False;
661 #if !defined(LESSTIF_VERSION) && (XmVersion > 1002)
662 XmDisplay dpy = (XmDisplay)XmGetXmDisplay(XtDisplay(eb));
663 Boolean etched_in = dpy->display.enable_etched_in_menu;
664 #else
665 Boolean etched_in = False;
666 #endif
667
668 if (eb->pushbutton.armed
669 && ((!Lab_IsMenupane(eb) && eb->pushbutton.fill_on_arm)
670 || (Lab_IsMenupane(eb) && etched_in)))
671 {
672 if (eb->label.label_type == (int)XmSTRING
673 && eb->pushbutton.arm_color == eb->primitive.foreground)
674 {
675 tmp_gc = eb->label.normal_GC;
676 eb->label.normal_GC = eb->pushbutton.background_gc;
677 replaceGC = True;
678 }
679 }
680
681 /*
682 * If the button contains a labeled pixmap, we will take it instead of our
683 * own pixmap.
684 */
685
686 if (eb->label.label_type == (int)XmPIXMAP)
687 {
688 if (eb->pushbutton.armed)
689 {
690 if (eb->pushbutton.arm_pixmap != XmUNSPECIFIED_PIXMAP)
691 eb->label.pixmap = eb->pushbutton.arm_pixmap;
692 else
693 eb->label.pixmap = eb->pushbutton.unarm_pixmap;
694 }
695 else
696 /* pushbutton is not armed */
697 eb->label.pixmap = eb->pushbutton.unarm_pixmap;
698 }
699
700 /*
701 * Temporarily remove the Xm3D_ENHANCE_PIXEL hack ("adjustment") from the
702 * margin values, so we don't confuse Label.
703 */
704 if (eb->pushbutton.default_button_shadow_thickness > 0)
705 {
706 deadjusted = True;
707 Lab_MarginLeft(eb) -= Xm3D_ENHANCE_PIXEL;
708 Lab_MarginRight(eb) -= Xm3D_ENHANCE_PIXEL;
709 Lab_MarginTop(eb) -= Xm3D_ENHANCE_PIXEL;
710 Lab_MarginBottom(eb) -= Xm3D_ENHANCE_PIXEL;
711 }
712
713 {
714 XtExposeProc expose;
715
716 XtProcessLock();
717 expose = xmLabelClassRec.core_class.expose;
718 XtProcessUnlock();
719 (*expose)((Widget) eb, event, region);
720 }
721
722 if (deadjusted)
723 {
724 Lab_MarginLeft(eb) += Xm3D_ENHANCE_PIXEL;
725 Lab_MarginRight(eb) += Xm3D_ENHANCE_PIXEL;
726 Lab_MarginTop(eb) += Xm3D_ENHANCE_PIXEL;
727 Lab_MarginBottom(eb) += Xm3D_ENHANCE_PIXEL;
728 }
729
730 if (replaceGC)
731 eb->label.normal_GC = tmp_gc;
732 }
733
734 static void
735 Enter(Widget wid,
736 XEvent *event,
737 String *params UNUSED,
738 Cardinal *num_params UNUSED)
739 {
740 XmEnhancedButtonWidget eb = (XmEnhancedButtonWidget) wid;
741 XmPushButtonCallbackStruct call_value;
742
743 if (Lab_IsMenupane(eb))
744 {
745 if ((((ShellWidget) XtParent(XtParent(eb)))->shell.popped_up)
746 && _XmGetInDragMode((Widget) eb))
747 {
748 #if !defined(LESSTIF_VERSION) && (XmVersion > 1002)
749 XmDisplay dpy = (XmDisplay) XmGetXmDisplay(XtDisplay(wid));
750 Boolean etched_in = dpy->display.enable_etched_in_menu;
751 #else
752 Boolean etched_in = False;
753 #endif
754
755 if (eb->pushbutton.armed)
756 return;
757
758 /* ...so KHelp event is delivered correctly. */
759 _XmSetFocusFlag(XtParent(XtParent(eb)), XmFOCUS_IGNORE, TRUE);
760 XtSetKeyboardFocus(XtParent(XtParent(eb)), (Widget) eb);
761 _XmSetFocusFlag(XtParent(XtParent(eb)), XmFOCUS_IGNORE, FALSE);
762
763 eb->pushbutton.armed = TRUE;
764
765 ((XmManagerWidget) XtParent(wid))->manager.active_child = wid;
766
767 /* etched in menu button */
768 if (etched_in && !XmIsTearOffButton(eb))
769 {
770 XFillRectangle(XtDisplay(eb), XtWindow(eb),
771 eb->pushbutton.fill_gc,
772 0, 0, eb->core.width, eb->core.height);
773 draw_label(eb, event, NULL);
774 draw_pixmap(eb, event, NULL);
775 }
776
777 if ((eb->core.width > 2 * eb->primitive.highlight_thickness)
778 && (eb->core.height >
779 2 * eb->primitive.highlight_thickness))
780 {
781 XmeDrawShadows(XtDisplay(eb), XtWindow(eb),
782 eb->primitive.top_shadow_GC,
783 eb->primitive.bottom_shadow_GC,
784 eb->primitive.highlight_thickness,
785 eb->primitive.highlight_thickness,
786 eb->core.width - 2 * eb->primitive.highlight_thickness,
787 eb->core.height - 2 * eb->primitive.highlight_thickness,
788 eb->primitive.shadow_thickness,
789 (unsigned)(etched_in ? XmSHADOW_IN : XmSHADOW_OUT));
790 }
791
792 if (eb->pushbutton.arm_callback)
793 {
794 XFlush(XtDisplay(eb));
795
796 call_value.reason = (int)XmCR_ARM;
797 call_value.event = event;
798 XtCallCallbackList((Widget) eb,
799 eb->pushbutton.arm_callback,
800 &call_value);
801 }
802 }
803 }
804 else
805 {
806 XtExposeProc expose;
807
808 _XmPrimitiveEnter((Widget) eb, event, NULL, NULL);
809 if (eb->pushbutton.armed == TRUE)
810 {
811 XtProcessLock();
812 expose = XtClass(eb)->core_class.expose;
813 XtProcessUnlock();
814 (*expose) (wid, event, (Region) NULL);
815 }
816
817 draw_highlight(eb);
818 draw_shadows(eb);
819 draw_pixmap(eb, event, NULL);
820 }
821 }
822
823 static void
824 Leave(Widget wid,
825 XEvent *event,
826 String *params UNUSED,
827 Cardinal *num_params UNUSED)
828 {
829 XmEnhancedButtonWidget eb = (XmEnhancedButtonWidget)wid;
830 XmPushButtonCallbackStruct call_value;
831
832 if (Lab_IsMenupane(eb))
833 {
834 #if !defined(LESSTIF_VERSION) && (XmVersion > 1002)
835 XmDisplay dpy = (XmDisplay) XmGetXmDisplay(XtDisplay(wid));
836 Boolean etched_in = dpy->display.enable_etched_in_menu;
837 #else
838 Boolean etched_in = False;
839 #endif
840
841 if (_XmGetInDragMode((Widget)eb)
842 && eb->pushbutton.armed
843 && ( /* !ActiveTearOff || */
844 event->xcrossing.mode == NotifyNormal))
845 {
846 eb->pushbutton.armed = FALSE;
847
848 ((XmManagerWidget) XtParent(wid))->manager.active_child = NULL;
849
850 if (etched_in && !XmIsTearOffButton(eb))
851 {
852 XFillRectangle(XtDisplay(eb), XtWindow(eb),
853 eb->pushbutton.background_gc,
854 0, 0, eb->core.width, eb->core.height);
855 draw_label(eb, event, NULL);
856 draw_pixmap(eb, event, NULL);
857 }
858 else
859 XmeClearBorder
860 (XtDisplay(eb), XtWindow(eb),
861 eb->primitive.highlight_thickness,
862 eb->primitive.highlight_thickness,
863 eb->core.width -
864 2 * eb->primitive.highlight_thickness,
865 eb->core.height -
866 2 * eb->primitive.highlight_thickness,
867 eb->primitive.shadow_thickness);
868
869 if (eb->pushbutton.disarm_callback)
870 {
871 XFlush(XtDisplay(eb));
872
873 call_value.reason = (int)XmCR_DISARM;
874 call_value.event = event;
875 XtCallCallbackList((Widget) eb,
876 eb->pushbutton.disarm_callback,
877 &call_value);
878 }
879 }
880 }
881 else
882 {
883 _XmPrimitiveLeave((Widget) eb, event, NULL, NULL);
884
885 if (eb->pushbutton.armed == TRUE)
886 {
887 XtExposeProc expose;
888 eb->pushbutton.armed = FALSE;
889 XtProcessLock();
890 expose = XtClass(eb)->core_class.expose;
891 XtProcessUnlock();
892 (*expose) (wid, event, (Region)NULL);
893 draw_unhighlight(eb);
894 draw_pixmap(eb, event, NULL);
895 eb->pushbutton.armed = TRUE;
896 }
897 else
898 {
899 draw_unhighlight(eb);
900 draw_pixmap(eb, event, NULL);
901 }
902 }
903 }
904
905 #define IsNull(p) ((p) == XmUNSPECIFIED_PIXMAP)
906
907 static void
908 set_size(XmEnhancedButtonWidget newtb)
909 {
910 unsigned int w = 0;
911 unsigned int h = 0;
912
913 _XmCalcLabelDimensions((Widget) newtb);
914
915 /* Find out how big the pixmap is */
916 if (newtb->enhancedbutton.pixmap_data
917 && !IsNull(newtb->label.pixmap)
918 && !IsNull(newtb->enhancedbutton.normal_pixmap))
919 {
920 w = newtb->enhancedbutton.pixmap_width;
921 h = newtb->enhancedbutton.pixmap_height;
922 }
923
924 /*
925 * Plase note that we manipulate the width only in case of push buttons not
926 * used in the context of a menu pane.
927 */
928 if (Lab_IsMenupane(newtb))
929 {
930 newtb->label.margin_left = w + 2 * (newtb->primitive.shadow_thickness
931 + newtb->primitive.highlight_thickness)
932 + newtb->label.margin_width;
933 }
934 else
935 {
936 newtb->label.margin_left = w;
937 newtb->core.width = w + 2 * (newtb->primitive.shadow_thickness
938 + newtb->primitive.highlight_thickness
939 + newtb->label.margin_width)
940 + newtb->label.TextRect.width;
941
942 if (newtb->label.TextRect.width > 0)
943 {
944 newtb->label.margin_left += newtb->label.margin_width
945 + newtb->primitive.shadow_thickness;
946 newtb->core.width += newtb->label.margin_width
947 + newtb->primitive.shadow_thickness;
948 }
949 }
950 if (newtb->label.TextRect.height < h)
951 {
952 newtb->core.height = h + 2 * (newtb->primitive.shadow_thickness
953 + newtb->primitive.highlight_thickness
954 + newtb->label.margin_height);
955 }
956 else
957 {
958 /* FIXME: We should calculate an drawing offset for the pixmap here to
959 * adjust it. */
960 }
961
962 #if 0
963 printf("%d %d %d %d %d %d - %d %d\n", newtb->enhancedbutton.normal_pixmap,
964 h, newtb->core.height,
965 newtb->primitive.shadow_thickness,
966 newtb->primitive.highlight_thickness,
967 newtb->label.margin_height,
968 newtb->core.width,
969 newtb->core.height);
970 #endif
971
972 /* Invoke Label's Resize procedure. */
973 {
974 XtWidgetProc resize;
975 XtProcessLock();
976 resize = xmLabelClassRec.core_class.resize;
977 XtProcessUnlock();
978
979 (* resize) ((Widget) newtb);
980 }
981 }
982
983 static void
984 Initialize(Widget rq, Widget ebw, ArgList args UNUSED, Cardinal *n UNUSED)
985 {
986 XmEnhancedButtonWidget request = (XmEnhancedButtonWidget)rq;
987 XmEnhancedButtonWidget eb = (XmEnhancedButtonWidget)ebw;
988 XtWidgetProc resize;
989
990 XtProcessLock();
991 resize = xmLabelClassRec.core_class.resize;
992 XtProcessUnlock();
993
994 /* Create a bitmap for stippling (Drawable resources are cheap). */
995 if (STIPPLE_BITMAP == None)
996 {
997 Display *dpy = XtDisplay((Widget) request);
998 Window rootW = DefaultRootWindow(dpy);
999
1000 STIPPLE_BITMAP = XCreateBitmapFromData(dpy, rootW, stipple_bits,
1001 stipple_width, stipple_height);
1002 }
1003 eb->enhancedbutton.doing_setvalues = False;
1004
1005 /* First see what type of extended label this is.
1006 */
1007 if (eb->enhancedbutton.pixmap_data)
1008 {
1009 XmString str;
1010 set_pixmap(eb);
1011
1012 /* FIXME: this is not the perfect way to deal with menues, which do not
1013 * have any string set right now. */
1014 str = XmStringCreateLocalized("");
1015 XtVaSetValues((Widget) eb, XmNlabelString, str, NULL);
1016 XmStringFree(str);
1017 }
1018 eb->label.pixmap = eb->enhancedbutton.normal_pixmap;
1019
1020 if (request->core.width == 0)
1021 eb->core.width = 0;
1022 if (request->core.height == 0)
1023 eb->core.height = 0;
1024 set_size(eb);
1025
1026 (* resize)((Widget)eb);
1027 }
1028
1029 static void
1030 free_pixmaps(XmEnhancedButtonWidget eb)
1031 {
1032 /*
1033 * Clear the old pixmaps.
1034 */
1035 Pixmap norm_pix = eb->enhancedbutton.normal_pixmap;
1036 Pixmap arm_pix = eb->enhancedbutton.armed_pixmap;
1037 Pixmap insen_pix = eb->enhancedbutton.insensitive_pixmap;
1038 Pixmap high_pix = eb->enhancedbutton.highlight_pixmap;
1039
1040 if (norm_pix != None && norm_pix != XmUNSPECIFIED_PIXMAP)
1041 XFreePixmap(XtDisplay(eb), norm_pix);
1042
1043 if (arm_pix != None && arm_pix != XmUNSPECIFIED_PIXMAP)
1044 XFreePixmap(XtDisplay(eb), arm_pix);
1045
1046 if (insen_pix != None && insen_pix != XmUNSPECIFIED_PIXMAP)
1047 XFreePixmap(XtDisplay(eb), insen_pix);
1048
1049 if (high_pix != None && high_pix != XmUNSPECIFIED_PIXMAP)
1050 XFreePixmap(XtDisplay(eb), high_pix);
1051 }
1052
1053 static void
1054 Destroy(Widget w)
1055 {
1056 if (!XmIsEnhancedButton(w))
1057 return;
1058
1059 free_pixmaps((XmEnhancedButtonWidget)w);
1060 }
1061
1062 static Boolean
1063 SetValues(Widget current,
1064 Widget request UNUSED,
1065 Widget new,
1066 ArgList args UNUSED,
1067 Cardinal *n UNUSED)
1068 {
1069 XmEnhancedButtonWidget cur = (XmEnhancedButtonWidget) current;
1070 XmEnhancedButtonWidget eb = (XmEnhancedButtonWidget) new;
1071 Boolean redraw = False;
1072 Boolean change = True;
1073 Display *dpy = XtDisplay(current);
1074
1075 #define NOT_EQUAL(field) (cur->field != eb->field)
1076
1077 /*
1078 * Make sure that lost sensitivity is causing the border to vanish as well.
1079 */
1080 if (NOT_EQUAL(core.sensitive) && !Lab_IsMenupane(current))
1081 {
1082 if (cur->core.sensitive == True)
1083 {
1084 draw_unhighlight(eb);
1085 }
1086 else
1087 {
1088 int r_x;
1089 int r_y;
1090 unsigned int r_height;
1091 unsigned int r_width;
1092 unsigned int r_border;
1093 unsigned int r_depth;
1094 int root_x;
1095 int root_y;
1096 int win_x;
1097 int win_y;
1098 Window root;
1099 Window root_q;
1100 Window child;
1101 unsigned int mask;
1102
1103 /*
1104 * Artificially let the highlight appear if the mouse is over us.
1105 */
1106 /* Best way to get the root window of object: */
1107 XGetGeometry(dpy, XtWindow(cur), &root, &r_x, &r_y, &r_width,
1108 &r_height, &r_border, &r_depth);
1109 XQueryPointer(XtDisplay(cur), XtWindow(cur), &root_q, &child,
1110 &root_x, &root_y, &win_x, &win_y, &mask);
1111
1112 if (root == root_q)
1113 {
1114 if ((win_x < 0) || (win_y < 0))
1115 return False;
1116
1117 if ((win_x > (int)r_width) || (win_y > (int)r_height))
1118 return False;
1119 draw_highlight(eb);
1120 draw_shadows(eb);
1121 }
1122 }
1123
1124 return True;
1125 }
1126
1127 /*
1128 * Check for changed ExtLabelString.
1129 */
1130 if (NOT_EQUAL(primitive.shadow_thickness))
1131 {
1132 redraw = True;
1133 /* Don't change the pixmaps */
1134 change = False;
1135 }
1136
1137 if (NOT_EQUAL(primitive.foreground))
1138 redraw = True;
1139 if (NOT_EQUAL(core.background_pixel))
1140 redraw = True;
1141 if (NOT_EQUAL(pushbutton.fill_on_arm))
1142 redraw = True;
1143 if (NOT_EQUAL(enhancedbutton.spacing))
1144 redraw = True;
1145 if (NOT_EQUAL(enhancedbutton.label_location))
1146 {
1147 redraw = True;
1148 change = False;
1149 }
1150 if (NOT_EQUAL(label._label))
1151 {
1152 redraw = True;
1153 set_size(eb);
1154 }
1155
1156 if (redraw == True)
1157 {
1158 if (change)
1159 set_pixmap(eb);
1160 if (eb->primitive.highlighted)
1161 eb->label.pixmap = eb->enhancedbutton.highlight_pixmap;
1162 else
1163 eb->label.pixmap = eb->enhancedbutton.normal_pixmap;
1164 if (change)
1165 set_size(eb);
1166 redraw = False;
1167 }
1168
1169 return redraw;
1170 }
1171
1172 static void
1173 Redisplay(Widget w, XEvent *event, Region region)
1174 {
1175 XmEnhancedButtonWidget eb = (XmEnhancedButtonWidget) w;
1176 #if !defined(LESSTIF_VERSION) && (XmVersion > 1002)
1177 XmDisplay dpy;
1178 XtEnum default_button_emphasis;
1179 #endif
1180 XRectangle box;
1181 int dx;
1182 int adjust;
1183 short fill = 0;
1184
1185 if (!XtIsRealized((Widget)eb))
1186 return;
1187
1188 #if !defined(LESSTIF_VERSION) && (XmVersion > 1002)
1189 dpy = (XmDisplay)XmGetXmDisplay(XtDisplay(eb));
1190 default_button_emphasis = dpy->display.default_button_emphasis;
1191 #endif
1192
1193 /*
1194 * Compute the area allocated to the label of the pushbutton; fill in the
1195 * dimensions in the box.
1196 */
1197
1198 if ((eb->pushbutton.arm_color == eb->primitive.top_shadow_color)
1199 || (eb->pushbutton.arm_color == eb->primitive.bottom_shadow_color))
1200 fill = 1;
1201
1202 if (eb->pushbutton.compatible)
1203 adjust = eb->pushbutton.show_as_default;
1204 else
1205 adjust = eb->pushbutton.default_button_shadow_thickness;
1206
1207 if (adjust > 0)
1208 {
1209 adjust = adjust + eb->primitive.shadow_thickness;
1210 adjust = (adjust << 1);
1211 dx = eb->primitive.highlight_thickness + adjust + fill;
1212 }
1213 else
1214 dx = (eb->primitive.highlight_thickness
1215 + eb->primitive.shadow_thickness + fill);
1216
1217 box.x = dx;
1218 box.y = dx;
1219 adjust = (dx << 1);
1220 box.width = eb->core.width - adjust;
1221 box.height = eb->core.height - adjust;
1222
1223 /*
1224 * Redraw the background.
1225 */
1226 if (!Lab_IsMenupane(eb))
1227 {
1228 GC gc;
1229
1230 /* Don't shade if the button contains a label with a pixmap, since
1231 * there is no variant of the label available with the needed
1232 * background.
1233 */
1234 if (eb->pushbutton.armed && eb->pushbutton.fill_on_arm)
1235 {
1236 if (eb->label.label_type == (int)XmPIXMAP)
1237 {
1238 if (eb->pushbutton.arm_pixmap != XmUNSPECIFIED_PIXMAP)
1239 gc = eb->pushbutton.fill_gc;
1240 else
1241 gc = eb->pushbutton.background_gc;
1242 }
1243 else
1244 gc = eb->pushbutton.fill_gc;
1245 }
1246 else
1247 gc = eb->pushbutton.background_gc;
1248 /* really need to fill with background if not armed ? */
1249 if (gc)
1250 XFillRectangle(XtDisplay(eb), XtWindow(eb), gc,
1251 box.x, box.y, box.width, box.height);
1252 }
1253
1254 draw_label(eb, event, region);
1255
1256 if (Lab_IsMenupane(eb))
1257 {
1258 if (eb->pushbutton.armed)
1259 (*(((XmPushButtonWidgetClass)XtClass(eb))
1260 ->primitive_class.border_highlight))(w);
1261 draw_pixmap(eb, event, region);
1262 }
1263 else
1264 {
1265 adjust = 0;
1266
1267 #if !defined(LESSTIF_VERSION) && (XmVersion > 1002)
1268 /*
1269 * NOTE: PushButton has two types of shadows: primitive-shadow and
1270 * default-button-shadow. If pushbutton is in a menu only primitive
1271 * shadows are drawn.
1272 */
1273 switch (default_button_emphasis)
1274 {
1275 case XmEXTERNAL_HIGHLIGHT:
1276 adjust = (eb->primitive.highlight_thickness -
1277 (eb->pushbutton.default_button_shadow_thickness
1278 ? Xm3D_ENHANCE_PIXEL : 0));
1279 break;
1280
1281 case XmINTERNAL_HIGHLIGHT:
1282 break;
1283
1284 default:
1285 assert(FALSE);
1286 return;
1287 }
1288 #endif
1289
1290 /*
1291 * Clear the area not occupied by label with parents background color.
1292 * Label will invoke BorderUnhighlight() on the highlight_thickness
1293 * area, which is redundant when XmEXTERNAL_HIGHLIGHT default button
1294 * shadow emphasis is used.
1295 */
1296 if (box.x > adjust)
1297 {
1298 int borderwidth =box.x - adjust;
1299 int rectwidth = eb->core.width - 2 * adjust;
1300 int rectheight = eb->core.height - 2 * adjust;
1301
1302 if (XmIsManager(XtParent(eb)))
1303 {
1304 XmeDrawHighlight(XtDisplay(eb), XtWindow(eb),
1305 XmParentBackgroundGC(eb),
1306 adjust, adjust, rectwidth, rectheight, borderwidth);
1307 }
1308 else
1309 {
1310 XmeClearBorder(XtDisplay(eb), XtWindow(eb),
1311 adjust, adjust, rectwidth, rectheight, borderwidth);
1312 }
1313
1314 #if !defined(LESSTIF_VERSION) && (XmVersion > 1002)
1315 switch (default_button_emphasis)
1316 {
1317 case XmINTERNAL_HIGHLIGHT:
1318 /* The call above erases the border highlighting. */
1319 if (eb->primitive.highlight_drawn)
1320 (*(((XmPushButtonWidgetClass) XtClass (eb))
1321 ->primitive_class.border_highlight)) ((Widget) eb) ;
1322 break;
1323
1324 default:
1325 break;
1326 }
1327 #endif
1328 }
1329
1330 if (eb->pushbutton.default_button_shadow_thickness)
1331 {
1332 if (eb->pushbutton.show_as_default)
1333 {
1334 /*
1335 * - get the topShadowColor and bottomShadowColor from the
1336 * parent; use those colors to construct top and bottom gc;
1337 * use these GCs to draw the shadows of the button.
1338 *
1339 * - Should not be called if pushbutton is in a row column or
1340 * in a menu.
1341 *
1342 * - Should be called only if a defaultbuttonshadow is to be
1343 * drawn.
1344 */
1345 GC top_gc;
1346 GC bottom_gc;
1347 int default_button_shadow_thickness;
1348 int x, y, width, height, delta;
1349 Widget parent;
1350
1351 if (eb->pushbutton.compatible
1352 && (eb->pushbutton.show_as_default == 0))
1353 return;
1354
1355 if (!eb->pushbutton.compatible
1356 && (eb->pushbutton.default_button_shadow_thickness
1357 == 0))
1358 return;
1359
1360 delta = eb->primitive.highlight_thickness;
1361
1362 /*
1363 * May need more complex computation for getting the GCs.
1364 */
1365 parent = XtParent(eb);
1366 if (XmIsManager(parent))
1367 {
1368 /* Use the parent's GC so monochrome works. */
1369 bottom_gc = XmParentTopShadowGC(eb);
1370 top_gc = XmParentBottomShadowGC(eb);
1371 }
1372 else
1373 {
1374 /* Use your own pixel for drawing. */
1375 bottom_gc = eb->primitive.top_shadow_GC;
1376 top_gc = eb->primitive.bottom_shadow_GC;
1377 }
1378
1379 if ((bottom_gc == None) || (top_gc == None))
1380 return;
1381
1382
1383 if (eb->pushbutton.compatible)
1384 default_button_shadow_thickness =
1385 eb->pushbutton.show_as_default;
1386 else
1387 default_button_shadow_thickness =
1388 eb->pushbutton.default_button_shadow_thickness;
1389
1390 #if !defined(LESSTIF_VERSION) && (XmVersion > 1002)
1391 /*
1392 * Compute location of bounding box to contain the
1393 * defaultButtonShadow.
1394 */
1395 switch (default_button_emphasis)
1396 {
1397 case XmEXTERNAL_HIGHLIGHT:
1398 delta = eb->primitive.highlight_thickness;
1399 break;
1400
1401 case XmINTERNAL_HIGHLIGHT:
1402 delta = Xm3D_ENHANCE_PIXEL;
1403 break;
1404
1405 default:
1406 assert(FALSE);
1407 return;
1408 }
1409 #endif
1410
1411 x = y = delta;
1412 width = eb->core.width - 2 * delta;
1413 height = eb->core.height - 2 * delta;
1414
1415 if ((width > 0) && (height > 0))
1416 XmeDrawShadows(XtDisplay(eb), XtWindow(eb),
1417 top_gc, bottom_gc, x, y, width, height,
1418 default_button_shadow_thickness,
1419 (unsigned)XmSHADOW_OUT);
1420 }
1421 }
1422
1423 if (eb->primitive.highlight_drawn)
1424 draw_shadows(eb);
1425 draw_pixmap(eb, event, region);
1426 }
1427 }
1428
1429 static void
1430 BorderHighlight(Widget w)
1431 {
1432 XmEnhancedButtonWidget eb = (XmEnhancedButtonWidget)w;
1433
1434 (*(xmPushButtonClassRec.primitive_class.border_highlight))(w);
1435 draw_pixmap(eb, NULL, NULL);
1436 }
1437
1438 static void
1439 BorderUnhighlight(Widget w)
1440 {
1441 XmEnhancedButtonWidget eb = (XmEnhancedButtonWidget)w;
1442
1443 (*(xmPushButtonClassRec.primitive_class.border_unhighlight))(w);
1444 draw_pixmap(eb, NULL, NULL);
1445 }
1446
1447 #endif /* FEAT_TOOLBAR */
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