]>
Commit | Line | Data |
---|---|---|
4bb6408c JS |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: utils.cpp | |
3 | // Purpose: Various utilities | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 17/09/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
518b5d2f | 9 | // Licence: wxWindows licence |
4bb6408c JS |
10 | ///////////////////////////////////////////////////////////////////////////// |
11 | ||
518b5d2f VZ |
12 | // ============================================================================ |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
4bb6408c | 19 | |
bcd055ae JJ |
20 | #ifdef __VMS |
21 | #define XtDisplay XTDISPLAY | |
2b5f62a0 VZ |
22 | #endif |
23 | #include "wx/setup.h" | |
24 | #include "wx/utils.h" | |
25 | #include "wx/app.h" | |
26 | #include "wx/msgdlg.h" | |
27 | #include "wx/cursor.h" | |
1eb1eae7 MB |
28 | #include "wx/dcmemory.h" |
29 | #include "wx/bitmap.h" | |
2b5f62a0 VZ |
30 | |
31 | #include <ctype.h> | |
32 | #include <stdarg.h> | |
33 | #include <dirent.h> | |
34 | #include <string.h> | |
35 | #include <sys/stat.h> | |
36 | #include <sys/types.h> | |
37 | #include <unistd.h> | |
38 | #include <sys/wait.h> | |
39 | #include <pwd.h> | |
40 | #include <errno.h> | |
2b5f62a0 VZ |
41 | #include <signal.h> |
42 | ||
43 | #if (defined(__SUNCC__) || defined(__CLCC__)) | |
44 | #include <sysent.h> | |
45 | #endif | |
46 | ||
47 | #ifdef __VMS__ | |
48 | #pragma message disable nosimpint | |
49 | #endif | |
50 | ||
51 | #include "wx/unix/execute.h" | |
52 | ||
2b5f62a0 VZ |
53 | #include <Xm/Xm.h> |
54 | #include "wx/motif/private.h" | |
2b5f62a0 VZ |
55 | |
56 | #if wxUSE_RESOURCES | |
57 | #include "X11/Xresource.h" | |
58 | #endif | |
59 | ||
60 | #include "X11/Xutil.h" | |
61 | ||
62 | #ifdef __VMS__ | |
63 | #pragma message enable nosimpint | |
64 | #endif | |
65 | ||
66 | // ---------------------------------------------------------------------------- | |
67 | // private functions | |
68 | // ---------------------------------------------------------------------------- | |
69 | ||
70 | // Yuck this is really BOTH site and platform dependent | |
71 | // so we should use some other strategy! | |
72 | #ifdef sun | |
73 | #define DEFAULT_XRESOURCE_DIR "/usr/openwin/lib/app-defaults" | |
4b37e99a | 74 | #else |
2b5f62a0 VZ |
75 | #define DEFAULT_XRESOURCE_DIR "/usr/lib/X11/app-defaults" |
76 | #endif | |
77 | ||
fd304d98 | 78 | #if wxUSE_RESOURCES |
2b5f62a0 | 79 | static char *GetIniFile (char *dest, const char *filename); |
fd304d98 | 80 | #endif |
2b5f62a0 VZ |
81 | |
82 | // ============================================================================ | |
83 | // implementation | |
84 | // ============================================================================ | |
85 | ||
86 | // ---------------------------------------------------------------------------- | |
87 | // async event processing | |
88 | // ---------------------------------------------------------------------------- | |
89 | ||
90 | // Consume all events until no more left | |
91 | void wxFlushEvents() | |
92 | { | |
93 | Display *display = (Display*) wxGetDisplay(); | |
94 | ||
95 | XSync (display, FALSE); | |
96 | ||
2b5f62a0 VZ |
97 | // XtAppPending returns availability of events AND timers/inputs, which |
98 | // are processed via callbacks, so XtAppNextEvent will not return if | |
99 | // there are no events. So added '& XtIMXEvent' - Sergey. | |
100 | while (XtAppPending ((XtAppContext) wxTheApp->GetAppContext()) & XtIMXEvent) | |
101 | { | |
102 | XFlush (XtDisplay ((Widget) wxTheApp->GetTopLevelWidget())); | |
103 | // Jan Lessner: works better when events are non-X events | |
104 | XtAppProcessEvent((XtAppContext) wxTheApp->GetAppContext(), XtIMXEvent); | |
105 | } | |
2b5f62a0 VZ |
106 | } |
107 | ||
b229c8a9 | 108 | #if 0 |
2b5f62a0 VZ |
109 | // Check whether this window wants to process messages, e.g. Stop button |
110 | // in long calculations. | |
111 | bool wxCheckForInterrupt(wxWindow *wnd) | |
112 | { | |
2b5f62a0 VZ |
113 | wxCHECK_MSG( wnd, FALSE, "NULL window in wxCheckForInterrupt" ); |
114 | ||
115 | Display *dpy=(Display*) wnd->GetXDisplay(); | |
116 | Window win=(Window) wnd->GetXWindow(); | |
117 | XEvent event; | |
118 | XFlush(dpy); | |
119 | if (wnd->GetMainWidget()) | |
120 | { | |
121 | XmUpdateDisplay((Widget)(wnd->GetMainWidget())); | |
122 | } | |
123 | ||
124 | bool hadEvents = FALSE; | |
125 | while( XCheckMaskEvent(dpy, | |
126 | ButtonPressMask|ButtonReleaseMask|ButtonMotionMask| | |
127 | PointerMotionMask|KeyPressMask|KeyReleaseMask, | |
128 | &event) ) | |
129 | { | |
130 | if ( event.xany.window == win ) | |
131 | { | |
132 | hadEvents = TRUE; | |
133 | ||
134 | XtDispatchEvent(&event); | |
135 | } | |
136 | } | |
137 | ||
138 | return hadEvents; | |
2b5f62a0 | 139 | } |
b229c8a9 | 140 | #endif |
2b5f62a0 VZ |
141 | |
142 | // ---------------------------------------------------------------------------- | |
143 | // wxExecute stuff | |
144 | // ---------------------------------------------------------------------------- | |
b229c8a9 | 145 | |
2b5f62a0 VZ |
146 | static void xt_notify_end_process(XtPointer data, int *WXUNUSED(fid), |
147 | XtInputId *id) | |
148 | { | |
149 | wxEndProcessData *proc_data = (wxEndProcessData *)data; | |
150 | ||
151 | wxHandleProcessTermination(proc_data); | |
152 | ||
153 | // VZ: I think they should be the same... | |
154 | wxASSERT( (int)*id == proc_data->tag ); | |
155 | ||
156 | XtRemoveInput(*id); | |
157 | } | |
2b5f62a0 VZ |
158 | |
159 | int wxAddProcessCallback(wxEndProcessData *proc_data, int fd) | |
160 | { | |
2b5f62a0 VZ |
161 | XtInputId id = XtAppAddInput((XtAppContext) wxTheApp->GetAppContext(), |
162 | fd, | |
163 | (XtPointer *) XtInputReadMask, | |
164 | (XtInputCallbackProc) xt_notify_end_process, | |
165 | (XtPointer) proc_data); | |
bcd055ae | 166 | |
2b5f62a0 | 167 | return (int)id; |
2b5f62a0 VZ |
168 | } |
169 | ||
170 | // ---------------------------------------------------------------------------- | |
171 | // misc | |
172 | // ---------------------------------------------------------------------------- | |
173 | ||
174 | // Emit a beeeeeep | |
175 | void wxBell() | |
176 | { | |
177 | // Use current setting for the bell | |
178 | XBell ((Display*) wxGetDisplay(), 0); | |
179 | } | |
180 | ||
181 | int wxGetOsVersion(int *majorVsn, int *minorVsn) | |
182 | { | |
2b5f62a0 VZ |
183 | // FIXME TODO |
184 | // This code is WRONG!! Does NOT return the | |
185 | // Motif version of the libs but the X protocol | |
186 | // version! | |
187 | Display *display = XtDisplay ((Widget) wxTheApp->GetTopLevelWidget()); | |
188 | if (majorVsn) | |
189 | *majorVsn = ProtocolVersion (display); | |
190 | if (minorVsn) | |
191 | *minorVsn = ProtocolRevision (display); | |
192 | ||
193 | return wxMOTIF_X; | |
2b5f62a0 VZ |
194 | } |
195 | ||
196 | // ---------------------------------------------------------------------------- | |
197 | // Reading and writing resources (eg WIN.INI, .Xdefaults) | |
198 | // ---------------------------------------------------------------------------- | |
199 | ||
fd304d98 MB |
200 | #if wxUSE_RESOURCES |
201 | ||
2b5f62a0 VZ |
202 | // Read $HOME for what it says is home, if not |
203 | // read $USER or $LOGNAME for user name else determine | |
204 | // the Real User, then determine the Real home dir. | |
205 | static char * GetIniFile (char *dest, const char *filename) | |
206 | { | |
207 | char *home = NULL; | |
208 | if (filename && wxIsAbsolutePath(filename)) | |
209 | { | |
210 | strcpy(dest, filename); | |
211 | } | |
212 | else if ((home = wxGetUserHome("")) != NULL) | |
213 | { | |
214 | strcpy(dest, home); | |
215 | if (dest[strlen(dest) - 1] != '/') | |
216 | strcat (dest, "/"); | |
217 | if (filename == NULL) | |
218 | { | |
219 | if ((filename = getenv ("XENVIRONMENT")) == NULL) | |
220 | filename = ".Xdefaults"; | |
221 | } | |
222 | else if (*filename != '.') | |
223 | strcat (dest, "."); | |
224 | strcat (dest, filename); | |
225 | } else | |
226 | { | |
227 | dest[0] = '\0'; | |
228 | } | |
229 | return dest; | |
230 | } | |
231 | ||
2b5f62a0 VZ |
232 | static char *GetResourcePath(char *buf, const char *name, bool create = FALSE) |
233 | { | |
234 | if (create && wxFileExists (name) ) { | |
235 | strcpy(buf, name); | |
236 | return buf; // Exists so ... | |
237 | } | |
238 | ||
239 | if (*name == '/') | |
240 | strcpy(buf, name); | |
241 | else { | |
242 | // Put in standard place for resource files if not absolute | |
243 | strcpy (buf, DEFAULT_XRESOURCE_DIR); | |
244 | strcat (buf, "/"); | |
3e2d47e1 | 245 | strcat (buf, wxFileNameFromPath (name).c_str()); |
2b5f62a0 VZ |
246 | } |
247 | ||
248 | if (create) { | |
249 | // Touch the file to create it | |
250 | FILE *fd = fopen (buf, "w"); | |
251 | if (fd) fclose (fd); | |
252 | } | |
253 | return buf; | |
254 | } | |
255 | ||
256 | /* | |
257 | * We have a cache for writing different resource files, | |
258 | * which will only get flushed when we call wxFlushResources(). | |
259 | * Build up a list of resource databases waiting to be written. | |
260 | * | |
261 | */ | |
262 | ||
263 | wxList wxResourceCache (wxKEY_STRING); | |
264 | ||
265 | void | |
266 | wxFlushResources (void) | |
267 | { | |
268 | char nameBuffer[512]; | |
269 | ||
270 | wxNode *node = wxResourceCache.First (); | |
271 | while (node) | |
272 | { | |
273 | const char *file = node->GetKeyString(); | |
274 | // If file doesn't exist, create it first. | |
275 | (void)GetResourcePath(nameBuffer, file, TRUE); | |
276 | ||
277 | XrmDatabase database = (XrmDatabase) node->Data (); | |
278 | XrmPutFileDatabase (database, nameBuffer); | |
279 | XrmDestroyDatabase (database); | |
280 | wxNode *next = node->Next (); | |
281 | delete node; | |
282 | node = next; | |
283 | } | |
284 | } | |
285 | ||
286 | static XrmDatabase wxResourceDatabase = 0; | |
287 | ||
288 | void wxXMergeDatabases (wxApp * theApp, Display * display); | |
289 | ||
290 | bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file) | |
291 | { | |
292 | char buffer[500]; | |
293 | ||
294 | (void) GetIniFile (buffer, file); | |
295 | ||
296 | XrmDatabase database; | |
297 | wxNode *node = wxResourceCache.Find (buffer); | |
298 | if (node) | |
299 | database = (XrmDatabase) node->Data (); | |
300 | else | |
301 | { | |
302 | database = XrmGetFileDatabase (buffer); | |
303 | wxResourceCache.Append (buffer, (wxObject *) database); | |
304 | } | |
305 | ||
306 | char resName[300]; | |
3e2d47e1 | 307 | strcpy (resName, section.c_str()); |
2b5f62a0 | 308 | strcat (resName, "."); |
3e2d47e1 | 309 | strcat (resName, entry.c_str()); |
2b5f62a0 VZ |
310 | |
311 | XrmPutStringResource (&database, resName, value); | |
312 | return TRUE; | |
313 | } | |
314 | ||
315 | bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file) | |
316 | { | |
317 | char buf[50]; | |
318 | sprintf(buf, "%.4f", value); | |
319 | return wxWriteResource(section, entry, buf, file); | |
320 | } | |
321 | ||
322 | bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file) | |
323 | { | |
324 | char buf[50]; | |
325 | sprintf(buf, "%ld", value); | |
326 | return wxWriteResource(section, entry, buf, file); | |
327 | } | |
328 | ||
329 | bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file) | |
330 | { | |
331 | char buf[50]; | |
332 | sprintf(buf, "%d", value); | |
333 | return wxWriteResource(section, entry, buf, file); | |
334 | } | |
335 | ||
336 | bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file) | |
337 | { | |
338 | if (!wxResourceDatabase) | |
339 | { | |
340 | Display *display = (Display*) wxGetDisplay(); | |
341 | wxXMergeDatabases (wxTheApp, display); | |
342 | } | |
343 | ||
344 | XrmDatabase database; | |
345 | ||
346 | if (file != "") | |
347 | { | |
348 | char buffer[500]; | |
349 | ||
350 | // Is this right? Trying to get it to look in the user's | |
351 | // home directory instead of current directory -- JACS | |
352 | (void) GetIniFile (buffer, file); | |
353 | ||
354 | wxNode *node = wxResourceCache.Find (buffer); | |
355 | if (node) | |
356 | database = (XrmDatabase) node->Data (); | |
357 | else | |
358 | { | |
359 | database = XrmGetFileDatabase (buffer); | |
360 | wxResourceCache.Append (buffer, (wxObject *) database); | |
361 | } | |
362 | } | |
363 | else | |
364 | database = wxResourceDatabase; | |
365 | ||
366 | XrmValue xvalue; | |
367 | char *str_type[20]; | |
368 | char buf[150]; | |
369 | strcpy (buf, section); | |
370 | strcat (buf, "."); | |
371 | strcat (buf, entry); | |
372 | ||
373 | Bool success = XrmGetResource (database, buf, "*", str_type, | |
374 | &xvalue); | |
375 | // Try different combinations of upper/lower case, just in case... | |
376 | if (!success) | |
377 | { | |
378 | buf[0] = (isupper (buf[0]) ? tolower (buf[0]) : toupper (buf[0])); | |
379 | success = XrmGetResource (database, buf, "*", str_type, | |
380 | &xvalue); | |
381 | } | |
382 | if (success) | |
383 | { | |
384 | if (*value) | |
385 | delete[] *value; | |
386 | ||
387 | *value = new char[xvalue.size + 1]; | |
388 | strncpy (*value, xvalue.addr, (int) xvalue.size); | |
389 | return TRUE; | |
390 | } | |
391 | return FALSE; | |
392 | } | |
393 | ||
394 | bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file) | |
395 | { | |
396 | char *s = NULL; | |
397 | bool succ = wxGetResource(section, entry, (char **)&s, file); | |
398 | if (succ) | |
399 | { | |
400 | *value = (float)strtod(s, NULL); | |
401 | delete[] s; | |
402 | return TRUE; | |
403 | } | |
404 | else return FALSE; | |
405 | } | |
406 | ||
407 | bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file) | |
408 | { | |
409 | char *s = NULL; | |
410 | bool succ = wxGetResource(section, entry, (char **)&s, file); | |
411 | if (succ) | |
412 | { | |
413 | *value = strtol(s, NULL, 10); | |
414 | delete[] s; | |
415 | return TRUE; | |
416 | } | |
417 | else return FALSE; | |
418 | } | |
419 | ||
420 | bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file) | |
421 | { | |
422 | char *s = NULL; | |
423 | bool succ = wxGetResource(section, entry, (char **)&s, file); | |
424 | if (succ) | |
425 | { | |
426 | // Handle True, False here | |
427 | // True, Yes, Enables, Set or Activated | |
428 | if (*s == 'T' || *s == 'Y' || *s == 'E' || *s == 'S' || *s == 'A') | |
429 | *value = TRUE; | |
430 | // False, No, Disabled, Reset, Cleared, Deactivated | |
431 | else if (*s == 'F' || *s == 'N' || *s == 'D' || *s == 'R' || *s == 'C') | |
432 | *value = FALSE; | |
433 | // Handle as Integer | |
434 | else | |
435 | *value = (int) strtol (s, NULL, 10); | |
436 | delete[] s; | |
437 | return TRUE; | |
438 | } | |
439 | else | |
440 | return FALSE; | |
441 | } | |
442 | ||
443 | void wxXMergeDatabases (wxApp * theApp, Display * display) | |
444 | { | |
445 | XrmDatabase homeDB, serverDB, applicationDB; | |
446 | char filenamebuf[1024]; | |
447 | ||
448 | char *filename = &filenamebuf[0]; | |
449 | char *environment; | |
450 | wxString classname = theApp->GetClassName(); | |
451 | char name[256]; | |
452 | (void) strcpy (name, "/usr/lib/X11/app-defaults/"); | |
3e2d47e1 | 453 | (void) strcat (name, classname.c_str()); |
2b5f62a0 VZ |
454 | |
455 | /* Get application defaults file, if any */ | |
456 | applicationDB = XrmGetFileDatabase (name); | |
457 | (void) XrmMergeDatabases (applicationDB, &wxResourceDatabase); | |
458 | ||
459 | /* Merge server defaults, created by xrdb, loaded as a property of the root | |
460 | * window when the server initializes and loaded into the display | |
461 | * structure on XOpenDisplay; | |
462 | * if not defined, use .Xdefaults | |
463 | */ | |
464 | ||
465 | if (XResourceManagerString (display) != NULL) | |
466 | { | |
467 | serverDB = XrmGetStringDatabase (XResourceManagerString (display)); | |
468 | } | |
469 | else | |
470 | { | |
471 | (void) GetIniFile (filename, NULL); | |
472 | serverDB = XrmGetFileDatabase (filename); | |
473 | } | |
474 | XrmMergeDatabases (serverDB, &wxResourceDatabase); | |
475 | ||
476 | /* Open XENVIRONMENT file, or if not defined, the .Xdefaults, | |
477 | * and merge into existing database | |
478 | */ | |
479 | ||
480 | if ((environment = getenv ("XENVIRONMENT")) == NULL) | |
481 | { | |
482 | size_t len; | |
483 | environment = GetIniFile (filename, NULL); | |
484 | len = strlen (environment); | |
485 | wxString hostname = wxGetHostName(); | |
486 | if ( !!hostname ) | |
487 | strncat(environment, hostname, 1024 - len); | |
488 | } | |
489 | homeDB = XrmGetFileDatabase (environment); | |
490 | XrmMergeDatabases (homeDB, &wxResourceDatabase); | |
491 | } | |
492 | ||
493 | #if 0 | |
494 | ||
495 | /* | |
496 | * Not yet used but may be useful. | |
497 | * | |
498 | */ | |
499 | void | |
500 | wxSetDefaultResources (const Widget w, const char **resourceSpec, const char *name) | |
501 | { | |
502 | int i; | |
503 | Display *dpy = XtDisplay (w); // Retrieve the display pointer | |
504 | ||
505 | XrmDatabase rdb = NULL; // A resource data base | |
506 | ||
507 | // Create an empty resource database | |
508 | rdb = XrmGetStringDatabase (""); | |
509 | ||
510 | // Add the Component resources, prepending the name of the component | |
511 | ||
512 | i = 0; | |
513 | while (resourceSpec[i] != NULL) | |
514 | { | |
515 | char buf[1000]; | |
516 | ||
517 | sprintf (buf, "*%s%s", name, resourceSpec[i++]); | |
518 | XrmPutLineResource (&rdb, buf); | |
519 | } | |
520 | ||
521 | // Merge them into the Xt database, with lowest precendence | |
522 | ||
523 | if (rdb) | |
524 | { | |
525 | #if (XlibSpecificationRelease>=5) | |
526 | XrmDatabase db = XtDatabase (dpy); | |
527 | XrmCombineDatabase (rdb, &db, FALSE); | |
528 | #else | |
529 | XrmMergeDatabases (dpy->db, &rdb); | |
530 | dpy->db = rdb; | |
531 | #endif | |
532 | } | |
533 | } | |
534 | #endif | |
535 | // 0 | |
536 | ||
537 | #endif // wxUSE_RESOURCES | |
538 | ||
539 | // ---------------------------------------------------------------------------- | |
540 | // display info | |
541 | // ---------------------------------------------------------------------------- | |
542 | ||
543 | void wxGetMousePosition( int* x, int* y ) | |
544 | { | |
545 | #if wxUSE_NANOX | |
546 | // TODO | |
547 | *x = 0; | |
548 | *y = 0; | |
549 | #else | |
550 | XMotionEvent xev; | |
551 | Window root, child; | |
552 | XQueryPointer((Display*) wxGetDisplay(), | |
553 | DefaultRootWindow((Display*) wxGetDisplay()), | |
554 | &root, &child, | |
555 | &(xev.x_root), &(xev.y_root), | |
556 | &(xev.x), &(xev.y), | |
557 | &(xev.state)); | |
558 | *x = xev.x_root; | |
559 | *y = xev.y_root; | |
560 | #endif | |
561 | }; | |
562 | ||
563 | // Return TRUE if we have a colour display | |
564 | bool wxColourDisplay() | |
565 | { | |
566 | return wxDisplayDepth() > 1; | |
567 | } | |
568 | ||
569 | // Returns depth of screen | |
570 | int wxDisplayDepth() | |
571 | { | |
572 | Display *dpy = (Display*) wxGetDisplay(); | |
573 | ||
574 | return DefaultDepth (dpy, DefaultScreen (dpy)); | |
575 | } | |
576 | ||
577 | // Get size of display | |
578 | void wxDisplaySize(int *width, int *height) | |
579 | { | |
580 | Display *dpy = (Display*) wxGetDisplay(); | |
581 | ||
582 | if ( width ) | |
583 | *width = DisplayWidth (dpy, DefaultScreen (dpy)); | |
584 | if ( height ) | |
585 | *height = DisplayHeight (dpy, DefaultScreen (dpy)); | |
586 | } | |
587 | ||
588 | void wxDisplaySizeMM(int *width, int *height) | |
589 | { | |
590 | Display *dpy = (Display*) wxGetDisplay(); | |
591 | ||
592 | if ( width ) | |
593 | *width = DisplayWidthMM(dpy, DefaultScreen (dpy)); | |
594 | if ( height ) | |
595 | *height = DisplayHeightMM(dpy, DefaultScreen (dpy)); | |
596 | } | |
597 | ||
598 | void wxClientDisplayRect(int *x, int *y, int *width, int *height) | |
599 | { | |
600 | // This is supposed to return desktop dimensions minus any window | |
601 | // manager panels, menus, taskbars, etc. If there is a way to do that | |
602 | // for this platform please fix this function, otherwise it defaults | |
603 | // to the entire desktop. | |
604 | if (x) *x = 0; | |
605 | if (y) *y = 0; | |
606 | wxDisplaySize(width, height); | |
607 | } | |
608 | ||
609 | ||
610 | // Configurable display in wxX11 and wxMotif | |
611 | static WXDisplay *gs_currentDisplay = NULL; | |
612 | static wxString gs_displayName; | |
613 | ||
614 | WXDisplay *wxGetDisplay() | |
615 | { | |
616 | if (gs_currentDisplay) | |
617 | return gs_currentDisplay; | |
2b5f62a0 VZ |
618 | if (wxTheApp && wxTheApp->GetTopLevelWidget()) |
619 | return XtDisplay ((Widget) wxTheApp->GetTopLevelWidget()); | |
620 | else if (wxTheApp) | |
621 | return wxTheApp->GetInitialDisplay(); | |
622 | return NULL; | |
2b5f62a0 VZ |
623 | } |
624 | ||
625 | bool wxSetDisplay(const wxString& display_name) | |
626 | { | |
627 | gs_displayName = display_name; | |
628 | ||
629 | if ( display_name.IsEmpty() ) | |
630 | { | |
631 | gs_currentDisplay = NULL; | |
632 | ||
633 | return TRUE; | |
634 | } | |
635 | else | |
636 | { | |
2b5f62a0 VZ |
637 | Cardinal argc = 0; |
638 | ||
639 | Display *display = XtOpenDisplay((XtAppContext) wxTheApp->GetAppContext(), | |
3e2d47e1 MB |
640 | display_name.c_str(), |
641 | wxTheApp->GetAppName().c_str(), | |
642 | wxTheApp->GetClassName().c_str(), | |
2b5f62a0 VZ |
643 | NULL, |
644 | #if XtSpecificationRelease < 5 | |
645 | 0, &argc, | |
646 | #else | |
647 | 0, (int *)&argc, | |
648 | #endif | |
649 | NULL); | |
650 | ||
651 | if (display) | |
652 | { | |
653 | gs_currentDisplay = (WXDisplay*) display; | |
654 | return TRUE; | |
655 | } | |
656 | else | |
657 | return FALSE; | |
2b5f62a0 VZ |
658 | } |
659 | } | |
660 | ||
661 | wxString wxGetDisplayName() | |
662 | { | |
663 | return gs_displayName; | |
664 | } | |
665 | ||
666 | wxWindow* wxFindWindowAtPoint(const wxPoint& pt) | |
667 | { | |
668 | return wxGenericFindWindowAtPoint(pt); | |
669 | } | |
670 | ||
671 | // ---------------------------------------------------------------------------- | |
672 | // keycode translations | |
673 | // ---------------------------------------------------------------------------- | |
674 | ||
675 | #include <X11/keysym.h> | |
676 | ||
677 | // FIXME what about tables?? | |
678 | ||
679 | int wxCharCodeXToWX(KeySym keySym) | |
680 | { | |
681 | int id; | |
682 | switch (keySym) | |
683 | { | |
684 | case XK_Shift_L: | |
685 | case XK_Shift_R: | |
686 | id = WXK_SHIFT; break; | |
687 | case XK_Control_L: | |
688 | case XK_Control_R: | |
689 | id = WXK_CONTROL; break; | |
690 | case XK_BackSpace: | |
691 | id = WXK_BACK; break; | |
692 | case XK_Delete: | |
693 | id = WXK_DELETE; break; | |
694 | case XK_Clear: | |
695 | id = WXK_CLEAR; break; | |
696 | case XK_Tab: | |
697 | id = WXK_TAB; break; | |
698 | case XK_numbersign: | |
699 | id = '#'; break; | |
700 | case XK_Return: | |
701 | id = WXK_RETURN; break; | |
702 | case XK_Escape: | |
703 | id = WXK_ESCAPE; break; | |
704 | case XK_Pause: | |
705 | case XK_Break: | |
706 | id = WXK_PAUSE; break; | |
707 | case XK_Num_Lock: | |
708 | id = WXK_NUMLOCK; break; | |
709 | case XK_Scroll_Lock: | |
710 | id = WXK_SCROLL; break; | |
711 | ||
712 | case XK_Home: | |
713 | id = WXK_HOME; break; | |
714 | case XK_End: | |
715 | id = WXK_END; break; | |
716 | case XK_Left: | |
717 | id = WXK_LEFT; break; | |
718 | case XK_Right: | |
719 | id = WXK_RIGHT; break; | |
720 | case XK_Up: | |
721 | id = WXK_UP; break; | |
722 | case XK_Down: | |
723 | id = WXK_DOWN; break; | |
724 | case XK_Next: | |
725 | id = WXK_NEXT; break; | |
726 | case XK_Prior: | |
727 | id = WXK_PRIOR; break; | |
728 | case XK_Menu: | |
729 | id = WXK_MENU; break; | |
730 | case XK_Select: | |
731 | id = WXK_SELECT; break; | |
732 | case XK_Cancel: | |
733 | id = WXK_CANCEL; break; | |
734 | case XK_Print: | |
735 | id = WXK_PRINT; break; | |
736 | case XK_Execute: | |
737 | id = WXK_EXECUTE; break; | |
738 | case XK_Insert: | |
739 | id = WXK_INSERT; break; | |
740 | case XK_Help: | |
741 | id = WXK_HELP; break; | |
742 | ||
743 | case XK_KP_Multiply: | |
744 | id = WXK_MULTIPLY; break; | |
745 | case XK_KP_Add: | |
746 | id = WXK_ADD; break; | |
747 | case XK_KP_Subtract: | |
748 | id = WXK_SUBTRACT; break; | |
749 | case XK_KP_Divide: | |
750 | id = WXK_DIVIDE; break; | |
751 | case XK_KP_Decimal: | |
752 | id = WXK_DECIMAL; break; | |
753 | case XK_KP_Equal: | |
754 | id = '='; break; | |
755 | case XK_KP_Space: | |
756 | id = ' '; break; | |
757 | case XK_KP_Tab: | |
758 | id = WXK_TAB; break; | |
759 | case XK_KP_Enter: | |
760 | id = WXK_RETURN; break; | |
761 | case XK_KP_0: | |
762 | id = WXK_NUMPAD0; break; | |
763 | case XK_KP_1: | |
764 | id = WXK_NUMPAD1; break; | |
765 | case XK_KP_2: | |
766 | id = WXK_NUMPAD2; break; | |
767 | case XK_KP_3: | |
768 | id = WXK_NUMPAD3; break; | |
769 | case XK_KP_4: | |
770 | id = WXK_NUMPAD4; break; | |
771 | case XK_KP_5: | |
772 | id = WXK_NUMPAD5; break; | |
773 | case XK_KP_6: | |
774 | id = WXK_NUMPAD6; break; | |
775 | case XK_KP_7: | |
776 | id = WXK_NUMPAD7; break; | |
777 | case XK_KP_8: | |
778 | id = WXK_NUMPAD8; break; | |
779 | case XK_KP_9: | |
780 | id = WXK_NUMPAD9; break; | |
781 | case XK_F1: | |
782 | id = WXK_F1; break; | |
783 | case XK_F2: | |
784 | id = WXK_F2; break; | |
785 | case XK_F3: | |
786 | id = WXK_F3; break; | |
787 | case XK_F4: | |
788 | id = WXK_F4; break; | |
789 | case XK_F5: | |
790 | id = WXK_F5; break; | |
791 | case XK_F6: | |
792 | id = WXK_F6; break; | |
793 | case XK_F7: | |
794 | id = WXK_F7; break; | |
795 | case XK_F8: | |
796 | id = WXK_F8; break; | |
797 | case XK_F9: | |
798 | id = WXK_F9; break; | |
799 | case XK_F10: | |
800 | id = WXK_F10; break; | |
801 | case XK_F11: | |
802 | id = WXK_F11; break; | |
803 | case XK_F12: | |
804 | id = WXK_F12; break; | |
805 | case XK_F13: | |
806 | id = WXK_F13; break; | |
807 | case XK_F14: | |
808 | id = WXK_F14; break; | |
809 | case XK_F15: | |
810 | id = WXK_F15; break; | |
811 | case XK_F16: | |
812 | id = WXK_F16; break; | |
813 | case XK_F17: | |
814 | id = WXK_F17; break; | |
815 | case XK_F18: | |
816 | id = WXK_F18; break; | |
817 | case XK_F19: | |
818 | id = WXK_F19; break; | |
819 | case XK_F20: | |
820 | id = WXK_F20; break; | |
821 | case XK_F21: | |
822 | id = WXK_F21; break; | |
823 | case XK_F22: | |
824 | id = WXK_F22; break; | |
825 | case XK_F23: | |
826 | id = WXK_F23; break; | |
827 | case XK_F24: | |
828 | id = WXK_F24; break; | |
829 | default: | |
830 | id = (keySym <= 255) ? (int)keySym : -1; | |
831 | } | |
832 | ||
833 | return id; | |
834 | } | |
835 | ||
836 | KeySym wxCharCodeWXToX(int id) | |
837 | { | |
838 | KeySym keySym; | |
839 | ||
840 | switch (id) | |
841 | { | |
842 | case WXK_CANCEL: keySym = XK_Cancel; break; | |
843 | case WXK_BACK: keySym = XK_BackSpace; break; | |
844 | case WXK_TAB: keySym = XK_Tab; break; | |
845 | case WXK_CLEAR: keySym = XK_Clear; break; | |
846 | case WXK_RETURN: keySym = XK_Return; break; | |
847 | case WXK_SHIFT: keySym = XK_Shift_L; break; | |
848 | case WXK_CONTROL: keySym = XK_Control_L; break; | |
849 | case WXK_MENU : keySym = XK_Menu; break; | |
850 | case WXK_PAUSE: keySym = XK_Pause; break; | |
851 | case WXK_ESCAPE: keySym = XK_Escape; break; | |
852 | case WXK_SPACE: keySym = ' '; break; | |
853 | case WXK_PRIOR: keySym = XK_Prior; break; | |
854 | case WXK_NEXT : keySym = XK_Next; break; | |
855 | case WXK_END: keySym = XK_End; break; | |
856 | case WXK_HOME : keySym = XK_Home; break; | |
857 | case WXK_LEFT : keySym = XK_Left; break; | |
858 | case WXK_UP: keySym = XK_Up; break; | |
859 | case WXK_RIGHT: keySym = XK_Right; break; | |
860 | case WXK_DOWN : keySym = XK_Down; break; | |
861 | case WXK_SELECT: keySym = XK_Select; break; | |
862 | case WXK_PRINT: keySym = XK_Print; break; | |
863 | case WXK_EXECUTE: keySym = XK_Execute; break; | |
864 | case WXK_INSERT: keySym = XK_Insert; break; | |
865 | case WXK_DELETE: keySym = XK_Delete; break; | |
866 | case WXK_HELP : keySym = XK_Help; break; | |
867 | case WXK_NUMPAD0: keySym = XK_KP_0; break; | |
868 | case WXK_NUMPAD1: keySym = XK_KP_1; break; | |
869 | case WXK_NUMPAD2: keySym = XK_KP_2; break; | |
870 | case WXK_NUMPAD3: keySym = XK_KP_3; break; | |
871 | case WXK_NUMPAD4: keySym = XK_KP_4; break; | |
872 | case WXK_NUMPAD5: keySym = XK_KP_5; break; | |
873 | case WXK_NUMPAD6: keySym = XK_KP_6; break; | |
874 | case WXK_NUMPAD7: keySym = XK_KP_7; break; | |
875 | case WXK_NUMPAD8: keySym = XK_KP_8; break; | |
876 | case WXK_NUMPAD9: keySym = XK_KP_9; break; | |
877 | case WXK_MULTIPLY: keySym = XK_KP_Multiply; break; | |
878 | case WXK_ADD: keySym = XK_KP_Add; break; | |
879 | case WXK_SUBTRACT: keySym = XK_KP_Subtract; break; | |
880 | case WXK_DECIMAL: keySym = XK_KP_Decimal; break; | |
881 | case WXK_DIVIDE: keySym = XK_KP_Divide; break; | |
882 | case WXK_F1: keySym = XK_F1; break; | |
883 | case WXK_F2: keySym = XK_F2; break; | |
884 | case WXK_F3: keySym = XK_F3; break; | |
885 | case WXK_F4: keySym = XK_F4; break; | |
886 | case WXK_F5: keySym = XK_F5; break; | |
887 | case WXK_F6: keySym = XK_F6; break; | |
888 | case WXK_F7: keySym = XK_F7; break; | |
889 | case WXK_F8: keySym = XK_F8; break; | |
890 | case WXK_F9: keySym = XK_F9; break; | |
891 | case WXK_F10: keySym = XK_F10; break; | |
892 | case WXK_F11: keySym = XK_F11; break; | |
893 | case WXK_F12: keySym = XK_F12; break; | |
894 | case WXK_F13: keySym = XK_F13; break; | |
895 | case WXK_F14: keySym = XK_F14; break; | |
896 | case WXK_F15: keySym = XK_F15; break; | |
897 | case WXK_F16: keySym = XK_F16; break; | |
898 | case WXK_F17: keySym = XK_F17; break; | |
899 | case WXK_F18: keySym = XK_F18; break; | |
900 | case WXK_F19: keySym = XK_F19; break; | |
901 | case WXK_F20: keySym = XK_F20; break; | |
902 | case WXK_F21: keySym = XK_F21; break; | |
903 | case WXK_F22: keySym = XK_F22; break; | |
904 | case WXK_F23: keySym = XK_F23; break; | |
905 | case WXK_F24: keySym = XK_F24; break; | |
906 | case WXK_NUMLOCK: keySym = XK_Num_Lock; break; | |
907 | case WXK_SCROLL: keySym = XK_Scroll_Lock; break; | |
908 | default: keySym = id <= 255 ? (KeySym)id : 0; | |
909 | } | |
910 | ||
911 | return keySym; | |
912 | } | |
913 | ||
914 | // ---------------------------------------------------------------------------- | |
915 | // Some colour manipulation routines | |
916 | // ---------------------------------------------------------------------------- | |
917 | ||
918 | void wxHSVToXColor(wxHSV *hsv,XColor *rgb) | |
919 | { | |
920 | int h = hsv->h; | |
921 | int s = hsv->s; | |
922 | int v = hsv->v; | |
923 | int r = 0, g = 0, b = 0; | |
924 | int i, f; | |
925 | int p, q, t; | |
926 | s = (s * wxMAX_RGB) / wxMAX_SV; | |
927 | v = (v * wxMAX_RGB) / wxMAX_SV; | |
928 | if (h == 360) h = 0; | |
929 | if (s == 0) { h = 0; r = g = b = v; } | |
930 | i = h / 60; | |
931 | f = h % 60; | |
932 | p = v * (wxMAX_RGB - s) / wxMAX_RGB; | |
933 | q = v * (wxMAX_RGB - s * f / 60) / wxMAX_RGB; | |
934 | t = v * (wxMAX_RGB - s * (60 - f) / 60) / wxMAX_RGB; | |
935 | switch (i) | |
936 | { | |
937 | case 0: r = v, g = t, b = p; break; | |
938 | case 1: r = q, g = v, b = p; break; | |
939 | case 2: r = p, g = v, b = t; break; | |
940 | case 3: r = p, g = q, b = v; break; | |
941 | case 4: r = t, g = p, b = v; break; | |
942 | case 5: r = v, g = p, b = q; break; | |
943 | } | |
944 | rgb->red = r << 8; | |
945 | rgb->green = g << 8; | |
946 | rgb->blue = b << 8; | |
947 | } | |
948 | ||
949 | void wxXColorToHSV(wxHSV *hsv,XColor *rgb) | |
950 | { | |
951 | int r = rgb->red >> 8; | |
952 | int g = rgb->green >> 8; | |
953 | int b = rgb->blue >> 8; | |
954 | int maxv = wxMax3(r, g, b); | |
955 | int minv = wxMin3(r, g, b); | |
956 | int h = 0, s, v; | |
957 | v = maxv; | |
958 | if (maxv) s = (maxv - minv) * wxMAX_RGB / maxv; | |
959 | else s = 0; | |
960 | if (s == 0) h = 0; | |
961 | else | |
962 | { | |
963 | int rc, gc, bc, hex = 0; | |
964 | rc = (maxv - r) * wxMAX_RGB / (maxv - minv); | |
965 | gc = (maxv - g) * wxMAX_RGB / (maxv - minv); | |
966 | bc = (maxv - b) * wxMAX_RGB / (maxv - minv); | |
967 | if (r == maxv) { h = bc - gc, hex = 0; } | |
968 | else if (g == maxv) { h = rc - bc, hex = 2; } | |
969 | else if (b == maxv) { h = gc - rc, hex = 4; } | |
970 | h = hex * 60 + (h * 60 / wxMAX_RGB); | |
971 | if (h < 0) h += 360; | |
972 | } | |
973 | hsv->h = h; | |
974 | hsv->s = (s * wxMAX_SV) / wxMAX_RGB; | |
975 | hsv->v = (v * wxMAX_SV) / wxMAX_RGB; | |
976 | } | |
977 | ||
978 | void wxAllocNearestColor(Display *d,Colormap cmp,XColor *xc) | |
979 | { | |
980 | #if !wxUSE_NANOX | |
981 | int llp; | |
982 | ||
983 | int screen = DefaultScreen(d); | |
984 | int num_colors = DisplayCells(d,screen); | |
985 | ||
986 | XColor *color_defs = new XColor[num_colors]; | |
987 | for(llp = 0;llp < num_colors;llp++) color_defs[llp].pixel = llp; | |
988 | XQueryColors(d,cmp,color_defs,num_colors); | |
989 | ||
990 | wxHSV hsv_defs, hsv; | |
991 | wxXColorToHSV(&hsv,xc); | |
992 | ||
993 | int diff, min_diff = 0, pixel = 0; | |
994 | ||
995 | for(llp = 0;llp < num_colors;llp++) | |
996 | { | |
997 | wxXColorToHSV(&hsv_defs,&color_defs[llp]); | |
998 | diff = wxSIGN(wxH_WEIGHT * (hsv.h - hsv_defs.h)) + | |
999 | wxSIGN(wxS_WEIGHT * (hsv.s - hsv_defs.s)) + | |
1000 | wxSIGN(wxV_WEIGHT * (hsv.v - hsv_defs.v)); | |
1001 | if (llp == 0) min_diff = diff; | |
1002 | if (min_diff > diff) { min_diff = diff; pixel = llp; } | |
1003 | if (min_diff == 0) break; | |
1004 | } | |
1005 | ||
1006 | xc -> red = color_defs[pixel].red; | |
1007 | xc -> green = color_defs[pixel].green; | |
1008 | xc -> blue = color_defs[pixel].blue; | |
1009 | xc -> flags = DoRed | DoGreen | DoBlue; | |
1010 | ||
1011 | /* FIXME, TODO | |
1012 | if (!XAllocColor(d,cmp,xc)) | |
1013 | cout << "wxAllocNearestColor : Warning : Cannot find nearest color !\n"; | |
1014 | */ | |
1015 | ||
1016 | delete[] color_defs; | |
1017 | #endif | |
1018 | } | |
1019 | ||
1020 | void wxAllocColor(Display *d,Colormap cmp,XColor *xc) | |
1021 | { | |
1022 | if (!XAllocColor(d,cmp,xc)) | |
1023 | { | |
1024 | // cout << "wxAllocColor : Warning : Can not allocate color, attempt find nearest !\n"; | |
1025 | wxAllocNearestColor(d,cmp,xc); | |
1026 | } | |
1027 | } | |
1028 | ||
1029 | #ifdef __WXDEBUG__ | |
1030 | wxString wxGetXEventName(XEvent& event) | |
1031 | { | |
1032 | #if wxUSE_NANOX | |
1033 | wxString str(wxT("(some event)")); | |
1034 | return str; | |
1035 | #else | |
1036 | int type = event.xany.type; | |
1037 | static char* event_name[] = { | |
1038 | "", "unknown(-)", // 0-1 | |
1039 | "KeyPress", "KeyRelease", "ButtonPress", "ButtonRelease", // 2-5 | |
1040 | "MotionNotify", "EnterNotify", "LeaveNotify", "FocusIn", // 6-9 | |
1041 | "FocusOut", "KeymapNotify", "Expose", "GraphicsExpose", // 10-13 | |
1042 | "NoExpose", "VisibilityNotify", "CreateNotify", // 14-16 | |
1043 | "DestroyNotify", "UnmapNotify", "MapNotify", "MapRequest",// 17-20 | |
1044 | "ReparentNotify", "ConfigureNotify", "ConfigureRequest", // 21-23 | |
1045 | "GravityNotify", "ResizeRequest", "CirculateNotify", // 24-26 | |
1046 | "CirculateRequest", "PropertyNotify", "SelectionClear", // 27-29 | |
1047 | "SelectionRequest", "SelectionNotify", "ColormapNotify", // 30-32 | |
1048 | "ClientMessage", "MappingNotify", // 33-34 | |
1049 | "unknown(+)"}; // 35 | |
1050 | type = wxMin(35, type); type = wxMax(1, type); | |
1051 | wxString str(event_name[type]); | |
1052 | return str; | |
1053 | #endif | |
1054 | } | |
1055 | #endif | |
1056 | ||
2b5f62a0 VZ |
1057 | // ---------------------------------------------------------------------------- |
1058 | // accelerators | |
1059 | // ---------------------------------------------------------------------------- | |
1060 | ||
1061 | // Find the letter corresponding to the mnemonic, for Motif | |
1062 | char wxFindMnemonic (const char *s) | |
1063 | { | |
1064 | char mnem = 0; | |
1065 | int len = strlen (s); | |
1066 | int i; | |
1067 | for (i = 0; i < len; i++) | |
1068 | { | |
1069 | if (s[i] == '&') | |
1070 | { | |
1071 | // Carefully handle && | |
1072 | if ((i + 1) <= len && s[i + 1] == '&') | |
1073 | i++; | |
1074 | else | |
1075 | { | |
1076 | mnem = s[i + 1]; | |
1077 | break; | |
1078 | } | |
1079 | } | |
1080 | } | |
1081 | return mnem; | |
1082 | } | |
1083 | ||
1084 | char * wxFindAccelerator (const char *s) | |
1085 | { | |
1086 | // VZ: this function returns incorrect keysym which completely breaks kbd | |
1087 | // handling | |
1088 | return NULL; | |
1089 | ||
1090 | #if 0 | |
1091 | // The accelerator text is after the \t char. | |
1092 | while (*s && *s != '\t') | |
1093 | s++; | |
1094 | if (*s == '\0') | |
1095 | return (NULL); | |
1096 | s++; | |
1097 | /* | |
1098 | Now we need to format it as X standard: | |
1099 | ||
1100 | input output | |
1101 | ||
1102 | F7 --> <Key>F7 | |
1103 | Ctrl+N --> Ctrl<Key>N | |
1104 | Alt+k --> Meta<Key>k | |
1105 | Ctrl+Shift+A --> Ctrl Shift<Key>A | |
1106 | ||
1107 | */ | |
1108 | ||
1109 | static char buf[256]; | |
1110 | buf[0] = '\0'; | |
1111 | char *tmp = copystring (s); | |
1112 | s = tmp; | |
1113 | char *p = tmp; | |
1114 | ||
1115 | while (1) | |
1116 | { | |
1117 | while (*p && *p != '+') | |
1118 | p++; | |
1119 | if (*p) | |
1120 | { | |
1121 | *p = '\0'; | |
1122 | if (buf[0]) | |
1123 | strcat (buf, " "); | |
1124 | if (strcmp (s, "Alt")) | |
1125 | strcat (buf, s); | |
1126 | else | |
1127 | strcat (buf, "Meta"); | |
1128 | s = p++; | |
1129 | } | |
1130 | else | |
1131 | { | |
1132 | strcat (buf, "<Key>"); | |
1133 | strcat (buf, s); | |
1134 | break; | |
1135 | } | |
1136 | } | |
1137 | delete[]tmp; | |
1138 | return buf; | |
1139 | #endif | |
1140 | } | |
1141 | ||
1142 | XmString wxFindAcceleratorText (const char *s) | |
1143 | { | |
1144 | // VZ: this function returns incorrect keysym which completely breaks kbd | |
1145 | // handling | |
1146 | return NULL; | |
1147 | ||
1148 | #if 0 | |
1149 | // The accelerator text is after the \t char. | |
1150 | while (*s && *s != '\t') | |
1151 | s++; | |
1152 | if (*s == '\0') | |
1153 | return (NULL); | |
1154 | s++; | |
1155 | XmString text = XmStringCreateSimple ((char *)s); | |
1156 | return text; | |
1157 | #endif | |
1158 | } | |
1159 | ||
1160 | ||
2b5f62a0 VZ |
1161 | // Change a widget's foreground and background colours. |
1162 | ||
1163 | void wxDoChangeForegroundColour(WXWidget widget, wxColour& foregroundColour) | |
1164 | { | |
1165 | // When should we specify the foreground, if it's calculated | |
1166 | // by wxComputeColours? | |
1167 | // Solution: say we start with the default (computed) foreground colour. | |
1168 | // If we call SetForegroundColour explicitly for a control or window, | |
1169 | // then the foreground is changed. | |
1170 | // Therefore SetBackgroundColour computes the foreground colour, and | |
1171 | // SetForegroundColour changes the foreground colour. The ordering is | |
1172 | // important. | |
1173 | ||
1174 | XtVaSetValues ((Widget) widget, | |
1175 | XmNforeground, foregroundColour.AllocColour(XtDisplay((Widget) widget)), | |
1176 | NULL); | |
1177 | } | |
1178 | ||
1179 | void wxDoChangeBackgroundColour(WXWidget widget, wxColour& backgroundColour, bool changeArmColour) | |
1180 | { | |
1181 | wxComputeColours (XtDisplay((Widget) widget), & backgroundColour, | |
1182 | (wxColour*) NULL); | |
1183 | ||
1184 | XtVaSetValues ((Widget) widget, | |
1185 | XmNbackground, g_itemColors[wxBACK_INDEX].pixel, | |
1186 | XmNtopShadowColor, g_itemColors[wxTOPS_INDEX].pixel, | |
1187 | XmNbottomShadowColor, g_itemColors[wxBOTS_INDEX].pixel, | |
1188 | XmNforeground, g_itemColors[wxFORE_INDEX].pixel, | |
1189 | NULL); | |
1190 | ||
1191 | if (changeArmColour) | |
1192 | XtVaSetValues ((Widget) widget, | |
1193 | XmNarmColor, g_itemColors[wxSELE_INDEX].pixel, | |
1194 | NULL); | |
1195 | } | |
1196 | ||
e1aae528 MB |
1197 | extern void wxDoChangeFont(WXWidget widget, wxFont& font) |
1198 | { | |
da494b40 MB |
1199 | // Lesstif 0.87 hangs here, but 0.93 does not |
1200 | #if !wxCHECK_LESSTIF() || wxCHECK_LESSTIF_VERSION( 0, 93 ) | |
e1aae528 | 1201 | Widget w = (Widget)widget; |
e1aae528 | 1202 | XtVaSetValues( w, |
da494b40 | 1203 | wxFont::GetFontTag(), font.GetFontType( XtDisplay(w) ), |
e1aae528 MB |
1204 | NULL ); |
1205 | #endif | |
1206 | ||
1207 | } | |
1208 | ||
2b5f62a0 VZ |
1209 | bool wxWindowIsVisible(Window win) |
1210 | { | |
1211 | XWindowAttributes wa; | |
1212 | XGetWindowAttributes(wxGlobalDisplay(), win, &wa); | |
94b49b93 | 1213 | |
2b5f62a0 VZ |
1214 | return (wa.map_state == IsViewable); |
1215 | } | |
e1aae528 MB |
1216 | |
1217 | wxString wxXmStringToString( const XmString& xmString ) | |
1218 | { | |
1219 | char *txt; | |
1220 | if( XmStringGetLtoR( xmString, XmSTRING_DEFAULT_CHARSET, &txt ) ) | |
1221 | { | |
1222 | wxString str(txt); | |
1223 | XtFree (txt); | |
1224 | return str; | |
1225 | } | |
1226 | ||
1227 | return wxEmptyString; | |
1228 | } | |
1229 | ||
3e2d47e1 MB |
1230 | XmString wxStringToXmString( const wxString& str ) |
1231 | { | |
1232 | return XmStringCreateLtoR((char *)str.c_str(), XmSTRING_DEFAULT_CHARSET); | |
1233 | } | |
1234 | ||
1235 | XmString wxStringToXmString( const char* str ) | |
1236 | { | |
1237 | return XmStringCreateLtoR((char *)str, XmSTRING_DEFAULT_CHARSET); | |
1238 | } | |
aae0472b MB |
1239 | |
1240 | // ---------------------------------------------------------------------------- | |
1241 | // wxBitmap utility functions | |
1242 | // ---------------------------------------------------------------------------- | |
1243 | ||
1244 | // Creates a bitmap with transparent areas drawn in | |
1245 | // the given colour. | |
1246 | wxBitmap wxCreateMaskedBitmap(const wxBitmap& bitmap, wxColour& colour) | |
1247 | { | |
1248 | wxBitmap newBitmap(bitmap.GetWidth(), | |
1249 | bitmap.GetHeight(), | |
1250 | bitmap.GetDepth()); | |
1251 | wxMemoryDC destDC; | |
1252 | wxMemoryDC srcDC; | |
1253 | ||
1254 | srcDC.SelectObject(bitmap); | |
1255 | destDC.SelectObject(newBitmap); | |
1256 | ||
1257 | wxBrush brush(colour, wxSOLID); | |
1258 | // destDC.SetOptimization(FALSE); | |
1259 | destDC.SetBackground(brush); | |
1260 | destDC.Clear(); | |
1261 | destDC.Blit(0, 0, bitmap.GetWidth(), bitmap.GetHeight(), | |
1262 | &srcDC, 0, 0, wxCOPY, TRUE); | |
1263 | ||
1264 | return newBitmap; | |
1265 | } |