summaryrefslogtreecommitdiff
path: root/hw/xwin/winclipboardxevents.c
blob: d2cfb2e5578cfcd9a3eaf05951b07046bb736042 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
/*
 *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
 *
 *Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 *"Software"), to deal in the Software without restriction, including
 *without limitation the rights to use, copy, modify, merge, publish,
 *distribute, sublicense, and/or sell copies of the Software, and to
 *permit persons to whom the Software is furnished to do so, subject to
 *the following conditions:
 *
 *The above copyright notice and this permission notice shall be
 *included in all copies or substantial portions of the Software.
 *
 *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR
 *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
 *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 *Except as contained in this notice, the name of the XFree86 Project
 *shall not be used in advertising or otherwise to promote the sale, use
 *or other dealings in this Software without prior written authorization
 *from the XFree86 Project.
 *
 * Authors:	Harold L Hunt II
 */
/* $XFree86: xc/programs/Xserver/hw/xwin/winclip.c,v 1.2 2001/06/04 13:04:41 alanh Exp $ */

#include "winclipboard.h"


/*
 * Process any pending X events
 */

Bool
winClipboardFlushXEvents (HWND hwnd,
			  Atom atomClipboard,
			  Atom atomLocalProperty,
			  Atom atomUTF8String,
			  Atom atomCompoundText,
			  Atom atomTargets,
			  Atom atomDeleteWindow,
			  int iWindow,
			  Display *pDisplay,
			  Bool fUnicodeSupport)
{
  Atom			atomReturnType;
  int			iReturnFormat;
  unsigned long		ulReturnItems;
  XTextProperty		xtpText;
  XEvent		event;
  XSelectionEvent	eventSelection;
  unsigned long		ulReturnBytesLeft;
  unsigned char		*pszReturnData = NULL;
  char			*pszGlobalData = NULL;
  int			iReturn;
  HGLOBAL		hGlobal;
  Bool			fReturn = TRUE;
  XICCEncodingStyle	xiccesStyle;
  int			iUTF8;
  char			*pszUTF8 = NULL;
  char			*pszTextList[2];
  int			iCount;
  char			**ppszTextList = NULL;
  wchar_t		*pwszUnicodeStr = NULL;
  int			iUnicodeLen = 0;

  /* Process all pending events */
  while (XPending (pDisplay))
    {
      /* Get the next event - will not block because one is ready */
      XNextEvent (pDisplay, &event);

      /* Branch on the event type */
      switch (event.type)
	{
	case ClientMessage:
	  if (event.xclient.data.l[0] == atomDeleteWindow)
	    {
	      ErrorF ("\nwinClipboardFlushXEvents - Received "
		      "WM_DELETE_WINDOW\n\n");
	      fReturn = FALSE;
	    }
	  else
	    ErrorF ("\nwinClipboardFlushXEvents - Unknown ClientMessage\n\n");
	  break;

	case SelectionClear:
	  /* Request the lost selection contents */
	  iReturn = XConvertSelection (pDisplay,
				       event.xselectionclear.selection,
				       atomCompoundText,
				       atomLocalProperty,
				       iWindow,
				       CurrentTime);
	  if (iReturn == BadAtom || iReturn == BadWindow)
	    {
	      ErrorF ("winClipboardFlushXEvents - SelectionClear - "
		      "XConvertSelection () failed\n");
	      pthread_exit (NULL);
	    }
	  break;

	  
	  /*
	   * SelectionRequest
	   */

	case SelectionRequest:
#if 0
	  char			*pszAtomName = NULL

	  ErrorF ("SelectionRequest - target %d\n",
		  event.xselectionrequest.target);

	  pszAtomName = XGetAtomName (pDisplay,
				      event.xselectionrequest.target);
	  ErrorF ("SelectionRequest - Target atom name %s\n", pszAtomName);
	  XFree (pszAtomName);
	  pszAtomName = NULL;
#endif

	  /* Abort if invalid target type */
	  if (event.xselectionrequest.target != XA_STRING
	      && event.xselectionrequest.target != atomUTF8String
	      && event.xselectionrequest.target != atomCompoundText
	      && event.xselectionrequest.target != atomTargets)
	    {
	      /* Setup selection notify event */
	      eventSelection.type = SelectionNotify;
	      eventSelection.send_event = True;
	      eventSelection.display = pDisplay;
	      eventSelection.requestor = event.xselectionrequest.requestor;
	      eventSelection.selection = event.xselectionrequest.selection;
	      eventSelection.target = event.xselectionrequest.target;
	      eventSelection.property = None;
	      eventSelection.time = event.xselectionrequest.time;

	      /* Notify the requesting window that the operation is complete */
	      iReturn = XSendEvent (pDisplay,
				    eventSelection.requestor,
				    False,
				    0L,
				    (XEvent *) &eventSelection);
	      if (iReturn == BadValue || iReturn == BadWindow)
		{
		  ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
			  "XSendEvent () failed\n");
		  pthread_exit (NULL);
		}

	      break;
	    }

	  /* Handle targets type of request */
	  if (event.xselectionrequest.target == atomTargets)
	    {
	      Atom atomTargetArr[4] = {atomTargets,
				       atomCompoundText,
				       atomUTF8String,
				       XA_STRING};

	      /* Try to change the property */
	      iReturn = XChangeProperty (pDisplay,
					 event.xselectionrequest.requestor,
					 event.xselectionrequest.property,
					 event.xselectionrequest.target,
					 8,
					 PropModeReplace,
					 (char *) atomTargetArr,
					 sizeof (atomTargetArr));
	      if (iReturn == BadAlloc
		  || iReturn == BadAtom
		  || iReturn == BadMatch
		  || iReturn == BadValue
		  || iReturn == BadWindow)
		{
		  ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
			  "XChangeProperty failed: %d\n",
			  iReturn);
		}

	      /* Setup selection notify xevent */
	      eventSelection.type = SelectionNotify;
	      eventSelection.send_event = True;
	      eventSelection.display	 = pDisplay;
	      eventSelection.requestor = event.xselectionrequest.requestor;
	      eventSelection.selection = event.xselectionrequest.selection;
	      eventSelection.target	 = event.xselectionrequest.target;
	      eventSelection.property  = event.xselectionrequest.property;
	      eventSelection.time	 = event.xselectionrequest.time;

	      /*
	       * Notify the requesting window that
	       * the operation has completed
	       */
	      iReturn = XSendEvent (pDisplay,
				    eventSelection.requestor,
				    False,
				    0L,
				    (XEvent *) &eventSelection);
	      if (iReturn == BadValue || iReturn == BadWindow)
		{
		  ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
			  "XSendEvent () failed\n");
		}
	      break;
	    }

	  /* Access the clipboard */
	  if (!OpenClipboard (hwnd))
	    {
	      ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
		      "OpenClipboard () failed: %08x\n",
		      GetLastError ());
	      pthread_exit (NULL);
	    }

	  /* Setup the string style */
	  if (event.xselectionrequest.target == XA_STRING)
	    xiccesStyle = XStringStyle;
	  else if (event.xselectionrequest.target == atomUTF8String)
	    xiccesStyle = XUTF8StringStyle;
	  else if (event.xselectionrequest.target == atomCompoundText)
	    xiccesStyle = XCompoundTextStyle;
	  else
	    xiccesStyle = XStringStyle;

	  /*
	   * FIXME: Can't pass CF_UNICODETEXT on Windows 95/98/Me
	   */
	  
	  /* Get a pointer to the clipboard text */
	  if (fUnicodeSupport)
	    hGlobal = GetClipboardData (CF_UNICODETEXT);
	  else
	    hGlobal = GetClipboardData (CF_TEXT);
	  if (!hGlobal)
	    {
	      ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
		      "GetClipboardData () failed: %08x\n",
		      GetLastError ());
	      pthread_exit (NULL);
	    }
	  pszGlobalData = (char *) GlobalLock (hGlobal);

	  /* Convert the Unicode string to UTF8 (MBCS) */
	  if (fUnicodeSupport)
	    {
	      iUTF8 = WideCharToMultiByte (CP_UTF8,
					   0,
					   (LPCWSTR)pszGlobalData,
					   -1,
					   NULL,
					   0,
					   NULL,
					   NULL);
	      pszUTF8 = (char *) malloc (iUTF8); /* Don't need +1 */
	      WideCharToMultiByte (CP_UTF8,
				   0,
				   (LPCWSTR)pszGlobalData,
				   -1,
				   pszUTF8,
				   iUTF8,
				   NULL,
				   NULL);
	    }

	  /* Convert DOS string to UNIX string */
	  if (fUnicodeSupport)
	    {
	      winClipboardDOStoUNIX (pszUTF8, strlen (pszUTF8));

	      /* Setup our text list */
	      pszTextList[0] = pszUTF8;
	      pszTextList[1] = NULL;
	      
	      /* Initialize the text property */
	      xtpText.value = NULL;
	      
	      /* Create the text property from the text list */
	      iReturn = Xutf8TextListToTextProperty (pDisplay,
						     pszTextList,
						     1,
						     xiccesStyle,
						     &xtpText);
	      if (iReturn == XNoMemory || iReturn == XLocaleNotSupported)
		{
		  ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
			  "Xutf8TextListToTextProperty failed: %d\n",
			  iReturn);
		  exit(1);
		}
	      
	      /* Free the UTF8 string */
	      free (pszUTF8);
	    }
	  else
	    winClipboardDOStoUNIX (pszGlobalData, strlen (pszGlobalData));

	  /*
	   * FIXME: Pass pszGlobalData and strlen (pszGlobalData(
	   * on 1 byte, pass xtpText.value and xtpText.nitems
	   * on 2 byte.
	   */

	  /* Copy the clipboard text to the requesting window */
	  if (fUnicodeSupport)
	    iReturn = XChangeProperty (pDisplay,
				       event.xselectionrequest.requestor,
				       event.xselectionrequest.property,
				       event.xselectionrequest.target,
				       8,
				       PropModeReplace,
				       xtpText.value,
				       xtpText.nitems);
	  else
	    iReturn = XChangeProperty (pDisplay,
				       event.xselectionrequest.requestor,
				       event.xselectionrequest.property,
				       event.xselectionrequest.target,
				       8,
				       PropModeReplace,
				       pszGlobalData,
				       strlen (pszGlobalData));
	  if (iReturn == BadAlloc || iReturn == BadAtom
	      || iReturn == BadMatch || iReturn == BadValue
	      || iReturn == BadWindow)
	    {
	      ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
		      "XChangeProperty failed: %d\n",
		      iReturn);
	      pthread_exit (NULL);
	    }

	  /* Release the clipboard data */
	  GlobalUnlock (hGlobal);
	  pszGlobalData = NULL;
	  CloseClipboard ();

	  /* FIXME: Don't clean up on 1 byte. */
	  if (fUnicodeSupport)
	    {
	      XFree (xtpText.value);
	      xtpText.value = NULL;
	    }

	  /* Setup selection notify event */
	  eventSelection.type = SelectionNotify;
	  eventSelection.send_event = True;
	  eventSelection.display = pDisplay;
	  eventSelection.requestor = event.xselectionrequest.requestor;
	  eventSelection.selection = event.xselectionrequest.selection;
	  eventSelection.target = event.xselectionrequest.target;
	  eventSelection.property = event.xselectionrequest.property;
	  eventSelection.time = event.xselectionrequest.time;

	  /* Notify the requesting window that the operation has completed */
	  iReturn = XSendEvent (pDisplay,
				eventSelection.requestor,
				False,
				0L,
				(XEvent *) &eventSelection);
	  if (iReturn == BadValue || iReturn == BadWindow)
	    {
	      ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
		      "XSendEvent () failed\n");
	      pthread_exit (NULL);
	    }
	  break;
	  

	  /*
	   * SelectionNotify
	   */ 

	case SelectionNotify:
#if 0
	  ErrorF ("SelectionNotify\n");
#endif
	  {
	    char		*pszAtomName;
	    
	    pszAtomName = XGetAtomName (pDisplay,
					event.xselection.selection);

	    ErrorF ("winClipboardFlushXEvents - SelectionNotify - ATOM: %s\n",
		    pszAtomName);
	    
	    XFree (pszAtomName);
	  }

#if 0
	  /*
	   * TEMP: Bail if selection is anything other than CLIPBOARD
	   */

	  if (event.xselection.selection != atomClipboard)
	    break;
#endif

	  /*
	   *
	   * What are we doing here?
	   *
	   */
	  if (fUnicodeSupport)
	    {
	      if (event.xselection.property == None)
		{
		  if(event.xselection.target == XA_STRING)
		    {
#if 0
		      ErrorF ("winClipboardFlushXEvents - SelectionNotify - "
			      "XA_STRING\n");
#endif
		      return fReturn;
		    }
		  else if (event.xselection.target == atomUTF8String)
		    {
		      ErrorF ("winClipboardFlushXEvents - SelectionNotify "
			      "UTF8\n");
		      iReturn = XConvertSelection (pDisplay,
						   event.xselection.selection,
						   XA_STRING,
						   atomLocalProperty,
						   iWindow,
						   CurrentTime);
		      if (iReturn == BadAtom || iReturn == BadWindow)
			{
			  ErrorF ("winClipboardFlushXEvents - SelectionNotify "
				  "- XConvertSelection () failed\n");
			  pthread_exit (NULL);
			}
		      return fReturn;
		    }
		  else if (event.xselection.target == atomCompoundText)
		    {
		      ErrorF ("winClipboardFlushXEvents - SelectionNotify "
			      "CompoundText\n");
		      iReturn = XConvertSelection (pDisplay,
						   event.xselection.selection,
						   atomUTF8String,
						   atomLocalProperty,
						   iWindow,
						   CurrentTime);
		      if (iReturn == BadAtom || iReturn == BadWindow)
			{
			  ErrorF ("winClipboardFlushXEvents - SelectionNotify "
				  "- XConvertSelection () failed\n");
			  pthread_exit (NULL);
			}
		      return fReturn;
		    }
		  else
		    {
		      ErrorF ("winClipboardFlushXEvents - Unknown format\n");
		      return fReturn;
		    }
		}
	    }

	  /* Retrieve the size of the stored data */
	  if (fUnicodeSupport)
	    iReturn = XGetWindowProperty (pDisplay,
					  iWindow,
					  atomLocalProperty,
					  0,
					  0, /* Don't get data, just size */
					  False,
					  AnyPropertyType,
					  &xtpText.encoding,
					  &xtpText.format,
					  &xtpText.nitems,
					  &ulReturnBytesLeft,
					  &xtpText.value);
	  else
	    iReturn = XGetWindowProperty (pDisplay,
					  iWindow,
					  atomLocalProperty,
					  0,
					  0, /* Don't get data, just size */
					  False,
					  AnyPropertyType,
					  &atomReturnType,
					  &iReturnFormat,
					  &ulReturnItems,
					  &ulReturnBytesLeft,
					  &pszReturnData);
	  if (iReturn != Success)
	    {
	      ErrorF ("winClipboardFlushXEvents - SelectionNotify - "
		      "XGetWindowProperty () failed\n");
	      pthread_exit (NULL);
	    }

#if 0
	  if (fUnicodeSupport)
	    ErrorF ("SelectionNotify - returned data %d left %d\n",
		    xtpText.nitems, ulReturnBytesLeft);
	  else
	    ErrorF ("SelectionNotify - returned data %d left %d\n",
		    ulReturnItems, ulReturnBytesLeft);
#endif

	  /* Request the selection data */
	  if (fUnicodeSupport)
	    iReturn = XGetWindowProperty (pDisplay,
					  iWindow,
					  atomLocalProperty,
					  0,
					  ulReturnBytesLeft,
					  False,
					  AnyPropertyType,
					  &xtpText.encoding,
					  &xtpText.format,
					  &xtpText.nitems,
					  &ulReturnBytesLeft,
					  &xtpText.value);
	  else
	    iReturn = XGetWindowProperty (pDisplay,
					  iWindow,
					  atomLocalProperty,
					  0,
					  ulReturnBytesLeft,
					  False,
					  AnyPropertyType,
					  &atomReturnType,
					  &iReturnFormat,
					  &ulReturnItems,
					  &ulReturnBytesLeft,
					  &pszReturnData);
	  if (iReturn != Success)
	    {
	      ErrorF ("winClipboardFlushXEvents - SelectionNotify - "
		      "XGetWindowProperty () failed\n");
	      pthread_exit (NULL);
	    }

	  if (fUnicodeSupport)
	    {
#if 0
	      char		*pszAtomName = NULL;

	      ErrorF ("SelectionNotify - returned data %d left %d\n",
		      prop.nitems, ulReturnBytesLeft);
	      
	      pszAtomName = XGetAtomName(pDisplay, prop.encoding);
	      ErrorF ("Notify atom name %s\n", pszAtomName);
	      XFree (pszAtomName);
	      pszAtomName = NULL;
#endif
	      
	      /* Convert the text property to a text list */
	      Xutf8TextPropertyToTextList (pDisplay,
					   &xtpText,
					   &ppszTextList,
					   &iCount);
	      if (iCount > 0)
		{
		  pszReturnData = malloc (strlen (ppszTextList[0]) + 1);
		  strcpy (pszReturnData, ppszTextList[0]);
		}
	      else
		{
		  pszReturnData = malloc (1);
		  pszReturnData[0] = 0;
		}
	      
	      /* Free the data returned from XGetWindowProperty */
	      XFreeStringList (ppszTextList);
	      XFree (xtpText.value);
	    }
	      
	  /* Convert the X clipboard string to DOS format */
	  winClipboardUNIXtoDOS (&pszReturnData, strlen (pszReturnData));

	  if (fUnicodeSupport)
	    {
	      /* Find out how much space needed to convert MBCS to Unicode */
	      iUnicodeLen = MultiByteToWideChar (CP_UTF8,
						 0,
						 pszReturnData,
						 -1,
						 NULL,
						 0);
	      
	      /* Allocate memory for the Unicode string */
	      pwszUnicodeStr
		= (wchar_t*) malloc (sizeof (wchar_t) * (iUnicodeLen + 1));
	      
	      /* Do the actual conversion */
	      MultiByteToWideChar (CP_UTF8,
				   0,
				   pszReturnData,
				   -1,
				   pwszUnicodeStr,
				   iUnicodeLen);
	    }

	  /* Access the Windows clipboard */
	  if (!OpenClipboard (hwnd))
	    {
	      ErrorF ("winClipboardFlushXEvents - OpenClipboard () failed: "
		      "%08x\n", GetLastError ());
	      pthread_exit (NULL);
	    }

	  /* Take ownership of the Window clipboard */
	  if (!EmptyClipboard ())
	    {
	      ErrorF ("winClipboardFlushXEvents - EmptyClipboard () failed: "
		      "%08x\n", GetLastError ());
	      pthread_exit (NULL);
	    }

	  /* Allocate global memory for the X clipboard data */
	  if (fUnicodeSupport)
	    hGlobal = GlobalAlloc (GMEM_MOVEABLE,
				   sizeof (wchar_t) * (iUnicodeLen + 1));
	  else
	    hGlobal = GlobalAlloc (GMEM_MOVEABLE, strlen (pszReturnData) + 1);

	  /* Obtain a pointer to the global memory */
	  pszGlobalData = GlobalLock (hGlobal);
	  if (pszGlobalData == NULL)
	    {
	      ErrorF ("winClipboardFlushXEvents - Could not lock global "
		      "memory for clipboard transfer\n");
	      pthread_exit (NULL);
	    }

	  /* Copy the returned string into the global memory */
	  if (fUnicodeSupport)
	    memcpy (pszGlobalData,
		    pwszUnicodeStr,
		    sizeof (wchar_t) * (iUnicodeLen + 1));
	  else
	    strcpy (pszGlobalData, pszReturnData);

	  /* Free the data returned from XGetWindowProperty */
	  if (fUnicodeSupport)
	    {
	      free (pwszUnicodeStr);
	      pwszUnicodeStr = NULL;
	    }
	  else
	    {
	      XFree (pszReturnData);
	      pszReturnData = NULL;
	    }

	  /* Release the pointer to the global memory */
	  GlobalUnlock (hGlobal);
	  pszGlobalData = NULL;

	  /* Push the selection data to the Windows clipboard */
	  if (fUnicodeSupport)
	    SetClipboardData (CF_UNICODETEXT, hGlobal);
	  else
	  SetClipboardData (CF_TEXT, hGlobal);	    

	  /*
	   * NOTE: Do not try to free pszGlobalData, it is owned by
	   * Windows after the call to SetClipboardData ().
	   */

	  /* Release the clipboard */
	  if (!CloseClipboard ())
	    {
	      ErrorF ("winClipboardFlushXEvents - CloseClipboard () failed: "
		      "%08x\n",
		      GetLastError ());
	      pthread_exit (NULL);
	    }

	  /* Reassert ownership of the selection */	  
	  iReturn = XSetSelectionOwner (pDisplay,
					event.xselection.selection,
					iWindow, CurrentTime);
	  if (iReturn == BadAtom || iReturn == BadWindow)
	    {
	      char		*pszAtomName = NULL;

	      pszAtomName = XGetAtomName (pDisplay,
					  event.xselection.selection);
	      ErrorF ("winClipboardFlushXEvents - SelectionNotify - "
		      "Could not reassert ownership of selection ATOM: %s\n",
		      pszAtomName);
	      XFree (pszAtomName);
	      pszAtomName = NULL;
	      pthread_exit (NULL);
	    }
	  else
	    {
#if 0
	      char		*pszAtomName = NULL;

	      pszAtomName = XGetAtomName (pDisplay,
					  event.xselection.selection);
	      ErrorF ("SelectionNotify - Reasserted ownership of ATOM: %s\n",
		      pszAtomName);
	      XFree (pszAtomName);
	      pszAtomName = NULL;
#endif
	    }
#if 0
	  /* Reassert ownership of the CLIPBOARD */	  
	  iReturn = XSetSelectionOwner (pDisplay,
					atomClipboard,
					iWindow, CurrentTime);
	  if (iReturn == BadAtom || iReturn == BadWindow)
	    {
	      ErrorF ("winClipboardFlushXEvents - Could not reassert "
		      "ownership of selection\n");
	      pthread_exit (NULL);
	    }
#endif
	  break;

#if 0
	case CreateNotify:
	  ErrorF ("FlushXEvents - CreateNotify parent: %ld\twindow: %ld\n",
		  event.xcreatewindow.parent, event.xcreatewindow.window);
	  break;

	case DestroyNotify:
	  ErrorF ("FlushXEvents - DestroyNotify window: %ld\tevent: %ld\n",
		  event.xdestroywindow.window, event.xdestroywindow.event);
	  break;
#endif

	default:
	  break;
	}
    }

  return fReturn;
}