summaryrefslogtreecommitdiff
path: root/hw/xwin/winscrinit.c
blob: 595f3da7e922430d219ab2b04800ba80946768a9 (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
744
745
746
747
/*
 *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:	Dakshinamurthy Karra
 *		Suhaib M Siddiqi
 *		Peter Busch
 *		Harold L Hunt II
 *		Kensuke Matsuzaki
 */
/* $XFree86: xc/programs/Xserver/hw/xwin/winscrinit.c,v 1.27 2003/07/29 21:25:18 dawes Exp $ */

#include "win.h"


/*
 * Determine what type of screen we are initializing
 * and call the appropriate procedure to intiailize
 * that type of screen.
 */

Bool
winScreenInit (int index,
	       ScreenPtr pScreen,
	       int argc, char **argv)
{
  winScreenInfoPtr      pScreenInfo = &g_ScreenInfo[index];
  winPrivScreenPtr	pScreenPriv;
  HDC			hdc;

#if CYGDEBUG
  ErrorF ("winScreenInit - dwWidth: %d dwHeight: %d\n",
	  pScreenInfo->dwWidth, pScreenInfo->dwHeight);
#endif

  /* Allocate privates for this screen */
  if (!winAllocatePrivates (pScreen))
    {
      ErrorF ("winScreenInit - Couldn't allocate screen privates\n");
      return FALSE;
    }

  /* Get a pointer to the privates structure that was allocated */
  pScreenPriv = winGetScreenPriv (pScreen);

  /* Save a pointer to this screen in the screen info structure */
  pScreenInfo->pScreen = pScreen;

  /* Save a pointer to the screen info in the screen privates structure */
  /* This allows us to get back to the screen info from a screen pointer */
  pScreenPriv->pScreenInfo = pScreenInfo;

  /*
   * Determine which engine to use.
   *
   * NOTE: This is done once per screen because each screen possibly has
   * a preferred engine specified on the command line.
   */
  if (!winSetEngine (pScreen))
    {
      ErrorF ("winScreenInit - winSetEngine () failed\n");
      return FALSE;
    }

  /* Adjust the video mode for our engine type */
  if (!(*pScreenPriv->pwinAdjustVideoMode) (pScreen))
    {
      ErrorF ("winScreenInit - winAdjustVideoMode () failed\n");
      return FALSE;
    }

  /* Check for supported display depth */
  if (!(WIN_SUPPORTED_BPPS & (1 << (pScreenInfo->dwBPP - 1))))
    {
      ErrorF ("winScreenInit - Unsupported display depth: %d\n" \
	      "Change your Windows display depth to 15, 16, 24, or 32 bits "
	      "per pixel.\n",
	      pScreenInfo->dwBPP);
      ErrorF ("winScreenInit - Supported depths: %08x\n",
	      WIN_SUPPORTED_BPPS);
#if WIN_CHECK_DEPTH
      return FALSE;
#endif
    }

  /*
   * Check that all monitors have the same display depth if we are using
   * multiple monitors
   */
  if (pScreenInfo->fMultipleMonitors 
      && !GetSystemMetrics (SM_SAMEDISPLAYFORMAT))
    {
      ErrorF ("winScreenInit - Monitors do not all have same pixel format / "
	      "display depth.\n"
	      "Using primary display only.\n");
      pScreenInfo->fMultipleMonitors = FALSE;
    }

  /* Create display window */
  if (!(*pScreenPriv->pwinCreateBoundingWindow) (pScreen))
    {
      ErrorF ("winScreenInit - pwinCreateBoundingWindow () "
	      "failed\n");
      return FALSE;
    }

  /* Get a device context */
  hdc = GetDC (pScreenPriv->hwndScreen);

  /* Store the initial height, width, and depth of the display */
  /* Are we using multiple monitors? */
  if (pScreenInfo->fMultipleMonitors)
    {
      pScreenPriv->dwLastWindowsWidth = GetSystemMetrics (SM_CXVIRTUALSCREEN);
      pScreenPriv->dwLastWindowsHeight = GetSystemMetrics (SM_CYVIRTUALSCREEN);

      /* 
       * In this case, some of the defaults set in
       * winInitializeDefaultScreens () are not correct ...
       */
      if (!pScreenInfo->fUserGaveHeightAndWidth)
	{
	  pScreenInfo->dwWidth = GetSystemMetrics (SM_CXVIRTUALSCREEN);
	  pScreenInfo->dwHeight = GetSystemMetrics (SM_CYVIRTUALSCREEN);
	  pScreenInfo->dwWidth_mm = (pScreenInfo->dwWidth /
				     WIN_DEFAULT_DPI) * 25.4;
	  pScreenInfo->dwHeight_mm = (pScreenInfo->dwHeight /
				      WIN_DEFAULT_DPI) * 25.4;
	}
    }
  else
    {
      pScreenPriv->dwLastWindowsWidth = GetSystemMetrics (SM_CXSCREEN);
      pScreenPriv->dwLastWindowsHeight = GetSystemMetrics (SM_CYSCREEN);
    }

  /* Save the original bits per pixel */
  pScreenPriv->dwLastWindowsBitsPixel = GetDeviceCaps (hdc, BITSPIXEL);

  /* Release the device context */
  ReleaseDC (pScreenPriv->hwndScreen, hdc);
    
  /* Clear the visuals list */
  miClearVisualTypes ();
  
  /* Set the padded screen width */
  pScreenInfo->dwPaddedWidth = PixmapBytePad (pScreenInfo->dwWidth,
					      pScreenInfo->dwBPP);

  /* Call the engine dependent screen initialization procedure */
  if (!((*pScreenPriv->pwinFinishScreenInit) (index, pScreen, argc, argv)))
    {
      ErrorF ("winScreenInit - winFinishScreenInit () failed\n");
      return FALSE;
    }

#if CYGDEBUG || YES
  ErrorF ("winScreenInit - returning\n");
#endif

  return TRUE;
}


/* See Porting Layer Definition - p. 20 */
Bool
winFinishScreenInitFB (int index,
		       ScreenPtr pScreen,
		       int argc, char **argv)
{
  winScreenPriv(pScreen);
  winScreenInfo		*pScreenInfo = pScreenPriv->pScreenInfo;
  VisualPtr		pVisual = NULL;
  char			*pbits = NULL;
  int			iReturn;

#if WIN_LAYER_SUPPORT
  pScreenPriv->dwLayerKind = LAYER_SHADOW;
#endif

  /* Create framebuffer */
  if (!(*pScreenPriv->pwinAllocateFB) (pScreen))
    {
      ErrorF ("winFinishScreenInitFB - Could not allocate framebuffer\n");
      return FALSE;
    }

  /*
   * Grab the number of bits that are used to represent color in each pixel.
   */
  if (pScreenInfo->dwBPP == 8)
    pScreenInfo->dwDepth = 8;
  else
    pScreenInfo->dwDepth = winCountBits (pScreenPriv->dwRedMask)
      + winCountBits (pScreenPriv->dwGreenMask)
      + winCountBits (pScreenPriv->dwBlueMask);
  
  ErrorF ("winFinishScreenInitFB - Masks: %08x %08x %08x\n",
	  pScreenPriv->dwRedMask, pScreenPriv->dwGreenMask,
	  pScreenPriv->dwBlueMask);

  /* Init visuals */
  if (!(*pScreenPriv->pwinInitVisuals) (pScreen))
    {
      ErrorF ("winFinishScreenInitFB - winInitVisuals failed\n");
      return FALSE;
    }

  /* Setup a local variable to point to the framebuffer */
  pbits = pScreenInfo->pfb;
  
  /* Apparently we need this for the render extension */
  miSetPixmapDepths ();

  /* Start fb initialization */
  if (!fbSetupScreen (pScreen,
		      pScreenInfo->pfb,
		      pScreenInfo->dwWidth, pScreenInfo->dwHeight,
		      monitorResolution, monitorResolution,
		      pScreenInfo->dwStride,
		      pScreenInfo->dwBPP))
    {
      ErrorF ("winFinishScreenInitFB - fbSetupScreen failed\n");
      return FALSE;
    }

  /* Override default colormap routines if visual class is dynamic */
  if (pScreenInfo->dwDepth == 8
      && (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_GDI
	  || (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL
	      && pScreenInfo->fFullScreen)
	  || (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD
	      && pScreenInfo->fFullScreen)))
    {
      pScreen->CreateColormap = winCreateColormap;
      pScreen->DestroyColormap = winDestroyColormap;
      pScreen->InstallColormap = winInstallColormap;
      pScreen->UninstallColormap = winUninstallColormap;
      pScreen->ListInstalledColormaps = winListInstalledColormaps;
      pScreen->StoreColors = winStoreColors;
      pScreen->ResolveColor = winResolveColor;

      /*
       * NOTE: Setting whitePixel to 255 causes Magic 7.1 to allocate its
       * own colormap, as it cannot allocate 7 planes in the default
       * colormap.  Setting whitePixel to 1 allows Magic to get 7
       * planes in the default colormap, so it doesn't create its
       * own colormap.  This latter situation is highly desireable,
       * as it keeps the Magic window viewable when switching to
       * other X clients that use the default colormap.
       */
      pScreen->blackPixel = 0;
      pScreen->whitePixel = 1;
    }

  /* Place our save screen function */
  pScreen->SaveScreen = winSaveScreen;

  /* Backing store functions */
  /*
   * FIXME: Backing store support still doesn't seem to be working.
   */
  pScreen->BackingStoreFuncs.SaveAreas = fbSaveAreas;
  pScreen->BackingStoreFuncs.RestoreAreas = fbRestoreAreas;

  /* Finish fb initialization */
  if (!fbFinishScreenInit (pScreen,
			   pScreenInfo->pfb,
			   pScreenInfo->dwWidth, pScreenInfo->dwHeight,
			   monitorResolution, monitorResolution,
			   pScreenInfo->dwStride,
			   pScreenInfo->dwBPP))
    {
      ErrorF ("winFinishScreenInitFB - fbFinishScreenInit failed\n");
      return FALSE;
    }

  /* Save a pointer to the root visual */
  for (pVisual = pScreen->visuals;
       pVisual->vid != pScreen->rootVisual;
       pVisual++);
  pScreenPriv->pRootVisual = pVisual;

  /* 
   * Setup points to the block and wakeup handlers.  Pass a pointer
   * to the current screen as pWakeupdata.
   */
  pScreen->BlockHandler = winBlockHandler;
  pScreen->WakeupHandler = winWakeupHandler;
  pScreen->blockData = pScreen;
  pScreen->wakeupData = pScreen;

#ifdef RENDER
  /* Render extension initialization, calls miPictureInit */
  if (!fbPictureInit (pScreen, NULL, 0))
    {
      ErrorF ("winFinishScreenInitFB - fbPictureInit () failed\n");
      return FALSE;
    }
#endif

#if WIN_LAYER_SUPPORT
  /* KDrive does LayerStartInit right after fbPictureInit */
  if (!LayerStartInit (pScreen))
    {
      ErrorF ("winFinishScreenInitFB - LayerStartInit () failed\n");
      return FALSE;
    }

  /* Not sure what we're adding to shadow, but add it anyway */
  if (!shadowAdd (pScreen, 0, pScreenPriv->pwinShadowUpdate, NULL, 0, 0))
    {
      ErrorF ("winFinishScreenInitFB - shadowAdd () failed\n");
      return FALSE;
    }

  /* KDrive does LayerFinishInit right after LayerStartInit */
  if (!LayerFinishInit (pScreen))
    {
      ErrorF ("winFinishScreenInitFB - LayerFinishInit () failed\n");
      return FALSE;
    }

  /* KDrive does LayerCreate right after LayerFinishInit */
  pScreenPriv->pLayer = winLayerCreate (pScreen);
  if (!pScreenPriv->pLayer)
    {
      ErrorF ("winFinishScreenInitFB - winLayerCreate () failed\n");
      return FALSE;
    }
  
  /* KDrive does RandRInit right after LayerCreate */
#ifdef RANDR
  if (pScreenInfo->dwDepth != 8 && !winRandRInit (pScreen))
    {
      ErrorF ("winFinishScreenInitFB - winRandRInit () failed\n");
      return FALSE;
    }
#endif
#endif

  /*
   * Backing store support should reduce network traffic and increase
   * performance.
   */
  miInitializeBackingStore (pScreen);

  /* KDrive does miDCInitialize right after miInitializeBackingStore */
  /* Setup the cursor routines */
#if CYGDEBUG
  ErrorF ("winFinishScreenInitFB - Calling miDCInitialize ()\n");
#endif
  miDCInitialize (pScreen, &g_winPointerCursorFuncs);

  /* KDrive does winCreateDefColormap right after miDCInitialize */
  /* Create a default colormap */
#if CYGDEBUG
  ErrorF ("winFinishScreenInitFB - Calling winCreateDefColormap ()\n");
#endif
  if (!winCreateDefColormap (pScreen))
    {
      ErrorF ("winFinishScreenInitFB - Could not create colormap\n");
      return FALSE;
    }

#if !WIN_LAYER_SUPPORT
  /* Initialize the shadow framebuffer layer */
  if (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_GDI
      || pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD
      || pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL)
    {
#if CYGDEBUG
      ErrorF ("winFinishScreenInitFB - Calling shadowInit ()\n");
#endif
      if (!shadowInit (pScreen,
		       pScreenPriv->pwinShadowUpdate,
		       NULL))
	{
	  ErrorF ("winFinishScreenInitFB - shadowInit () failed\n");
	  return FALSE;
	}
    }
#endif


  /* Handle pseudo-rootless mode */
  if (pScreenInfo->fRootless)
    {
      /* Define the WRAP macro temporarily for local use */
#define WRAP(a) \
    if (pScreen->a) { \
        pScreenPriv->a = pScreen->a; \
    } else { \
        ErrorF("null screen fn " #a "\n"); \
        pScreenPriv->a = NULL; \
    }

      /* Save a pointer to each lower-level window procedure */
      WRAP(CreateWindow);
      WRAP(DestroyWindow);
      WRAP(RealizeWindow);
      WRAP(UnrealizeWindow);
      WRAP(PositionWindow);
      WRAP(ChangeWindowAttributes);
#ifdef SHAPE
      WRAP(SetShape);
#endif

      /* Assign pseudo-rootless window procedures to be top level procedures */
      pScreen->CreateWindow = winCreateWindowPRootless;
      pScreen->DestroyWindow = winDestroyWindowPRootless;
      pScreen->PositionWindow = winPositionWindowPRootless;
      pScreen->ChangeWindowAttributes = winChangeWindowAttributesPRootless;
      pScreen->RealizeWindow = winMapWindowPRootless;
      pScreen->UnrealizeWindow = winUnmapWindowPRootless;
#ifdef SHAPE
      pScreen->SetShape = winSetShapePRootless;
#endif

      /* Undefine the WRAP macro, as it is not needed elsewhere */
#undef WRAP
    }
  /* Handle multi window mode */
  else if (pScreenInfo->fMultiWindow)
    {
      /* Define the WRAP macro temporarily for local use */
#define WRAP(a) \
    if (pScreen->a) { \
        pScreenPriv->a = pScreen->a; \
    } else { \
        ErrorF("null screen fn " #a "\n"); \
        pScreenPriv->a = NULL; \
    }

      /* Save a pointer to each lower-level window procedure */
      WRAP(CreateWindow);
      WRAP(DestroyWindow);
      WRAP(RealizeWindow);
      WRAP(UnrealizeWindow);
      WRAP(PositionWindow);
      WRAP(ChangeWindowAttributes);
      WRAP(ReparentWindow);
      WRAP(RestackWindow);
#ifdef SHAPE
      WRAP(SetShape);
#endif

      /* Assign multi-window window procedures to be top level procedures */
      pScreen->CreateWindow = winCreateWindowMultiWindow;
      pScreen->DestroyWindow = winDestroyWindowMultiWindow;
      pScreen->PositionWindow = winPositionWindowMultiWindow;
      pScreen->ChangeWindowAttributes = winChangeWindowAttributesMultiWindow;
      pScreen->RealizeWindow = winMapWindowMultiWindow;
      pScreen->UnrealizeWindow = winUnmapWindowMultiWindow;
      pScreen->ReparentWindow = winReparentWindowMultiWindow;
      pScreen->RestackWindow = winRestackWindowMultiWindow;
#ifdef SHAPE
      pScreen->SetShape = winSetShapeMultiWindow;
#endif

      /* Undefine the WRAP macro, as it is not needed elsewhere */
#undef WRAP
    }

  /* Wrap either fb's or shadow's CloseScreen with our CloseScreen */
  pScreenPriv->CloseScreen = pScreen->CloseScreen;
  pScreen->CloseScreen = pScreenPriv->pwinCloseScreen;

  /* Create a mutex for modules in seperate threads to wait for */
  iReturn = pthread_mutex_init (&pScreenPriv->pmServerStarted, NULL);
  if (iReturn != 0)
    {
      ErrorF ("winFinishScreenInitFB - pthread_mutex_init () failed: %d\n",
	      iReturn);
      return FALSE;
    }

  /* Own the mutex for modules in seperate threads */
  iReturn = pthread_mutex_lock (&pScreenPriv->pmServerStarted);
  if (iReturn != 0)
    {
      ErrorF ("winFinishScreenInitFB - pthread_mutex_lock () failed: %d\n",
	      iReturn);
      return FALSE;
    }

  /* Set the ServerStarted flag to false */
  pScreenPriv->fServerStarted = FALSE;

  /* Set the WindowOrderChanged flag to false */
  pScreenPriv->fWindowOrderChanged = FALSE;

  pScreenPriv->fRestacking = FALSE;

#if CYGDEBUG || YES
  if (pScreenInfo->fMultiWindow)
    ErrorF ("winFinishScreenInitFB - Calling winInitWM.\n");
#endif

  /* Initialize multi window mode */
  if (pScreenInfo->fMultiWindow
      && !winInitWM (&pScreenPriv->pWMInfo,
		     &pScreenPriv->ptWMProc,
		     &pScreenPriv->ptXMsgProc,
		     &pScreenPriv->pmServerStarted,
		     pScreenInfo->dwScreen))
    {
      ErrorF ("winFinishScreenInitFB - winInitWM () failed.\n");
      return FALSE;
    }

#if CYGDEBUG || YES
  if (pScreenInfo->fClipboard)
    ErrorF ("winFinishScreenInitFB - Calling winInitClipboard.\n");
#endif

  /* Initialize the clipboard manager */
  if (pScreenInfo->fClipboard
      && !winInitClipboard (&pScreenPriv->ptClipboardProc,
			    &pScreenPriv->pmServerStarted,
			    pScreenInfo->dwScreen))
    {
      ErrorF ("winFinishScreenInitFB - winClipboardInit () failed.\n");
      return FALSE;
    }

  /* Tell the server that we are enabled */
  pScreenPriv->fEnabled = TRUE;

  /* Tell the server that we have a valid depth */
  pScreenPriv->fBadDepth = FALSE;

#if CYGDEBUG || YES
  ErrorF ("winFinishScreenInitFB - returning\n");
#endif

  return TRUE;
}


/*
 *
 *
 *
 *
 * TEST CODE BELOW - NOT USED IN NORMAL COMPILATION
 *
 *
 *
 *
 *
 */


/* See Porting Layer Definition - p. 20 */

Bool
winFinishScreenInitNativeGDI (int index,
			      ScreenPtr pScreen,
			      int argc, char **argv)
{
  winScreenPriv(pScreen);
  winScreenInfoPtr      pScreenInfo = &g_ScreenInfo[index];
  VisualPtr		pVisuals = NULL;
  DepthPtr		pDepths = NULL;
  VisualID		rootVisual = 0;
  int			nVisuals = 0, nDepths = 0, nRootDepth = 0;

  /* Ignore user input (mouse, keyboard) */
  pScreenInfo->fIgnoreInput = FALSE;

  /* Get device contexts for the screen and shadow bitmap */
  pScreenPriv->hdcScreen = GetDC (pScreenPriv->hwndScreen);
  if (pScreenPriv->hdcScreen == NULL)
    FatalError ("winFinishScreenInitNativeGDI - Couldn't get a DC\n");

  /* Init visuals */
  if (!(*pScreenPriv->pwinInitVisuals) (pScreen))
    {
      ErrorF ("winFinishScreenInitNativeGDI - pwinInitVisuals failed\n");
      return FALSE;
    }

  /* Initialize the mi visuals */
  if (!miInitVisuals (&pVisuals, &pDepths, &nVisuals, &nDepths, &nRootDepth,
		      &rootVisual,
		      ((unsigned long)1 << (pScreenInfo->dwDepth - 1)), 8,
		      TrueColor))
    {
      ErrorF ("winFinishScreenInitNativeGDI - miInitVisuals () failed\n");
      return FALSE;
    }

  /* Initialize the CloseScreen procedure pointer */
  pScreen->CloseScreen = NULL;

  /* Initialize the mi code */
  if (!miScreenInit (pScreen,
		     NULL, /* No framebuffer */
		     pScreenInfo->dwWidth, pScreenInfo->dwHeight,
		     monitorResolution, monitorResolution,
		     pScreenInfo->dwStride,
		     nRootDepth, nDepths, pDepths, rootVisual,
		     nVisuals, pVisuals))
    {
      ErrorF ("winFinishScreenInitNativeGDI - miScreenInit failed\n");
      return FALSE;
    }

  pScreen->defColormap = FakeClientID(0);

  /*
   * Register our block and wakeup handlers; these procedures
   * process messages in our Windows message queue; specifically,
   * they process mouse and keyboard input.
   */
  pScreen->BlockHandler = winBlockHandler;
  pScreen->WakeupHandler = winWakeupHandler;
  pScreen->blockData = pScreen;
  pScreen->wakeupData = pScreen;

  /* Place our save screen function */
  pScreen->SaveScreen = winSaveScreen;

  /* Pixmaps */
  pScreen->CreatePixmap = winCreatePixmapNativeGDI;
  pScreen->DestroyPixmap = winDestroyPixmapNativeGDI;

  /* Other Screen Routines */
  pScreen->QueryBestSize = winQueryBestSizeNativeGDI;
  pScreen->SaveScreen = winSaveScreen;  
  pScreen->GetImage = miGetImage;
  pScreen->GetSpans = winGetSpansNativeGDI;

  /* Window Procedures */
  pScreen->CreateWindow = winCreateWindowNativeGDI;
  pScreen->DestroyWindow = winDestroyWindowNativeGDI;
  pScreen->PositionWindow = winPositionWindowNativeGDI;
  pScreen->ChangeWindowAttributes = winChangeWindowAttributesNativeGDI;
  pScreen->RealizeWindow = winMapWindowNativeGDI;
  pScreen->UnrealizeWindow = winUnmapWindowNativeGDI;

  /* Paint window */
  pScreen->PaintWindowBackground = miPaintWindow;
  pScreen->PaintWindowBorder = miPaintWindow;
  pScreen->CopyWindow = winCopyWindowNativeGDI;

  /* Fonts */
  pScreen->RealizeFont = winRealizeFontNativeGDI;
  pScreen->UnrealizeFont = winUnrealizeFontNativeGDI;

  /* GC */
  pScreen->CreateGC = winCreateGCNativeGDI;

  /* Colormap Routines */
  pScreen->CreateColormap = miInitializeColormap;
  pScreen->DestroyColormap = (DestroyColormapProcPtr) (void (*)()) NoopDDA;
  pScreen->InstallColormap = miInstallColormap;
  pScreen->UninstallColormap = miUninstallColormap;
  pScreen->ListInstalledColormaps = miListInstalledColormaps;
  pScreen->StoreColors = (StoreColorsProcPtr) (void (*)()) NoopDDA;
  pScreen->ResolveColor = miResolveColor;

  /* Bitmap */
  pScreen->BitmapToRegion = winPixmapToRegionNativeGDI;

  ErrorF ("winFinishScreenInitNativeGDI - calling miDCInitialize\n");

  /* Set the default white and black pixel positions */
  pScreen->whitePixel = pScreen->blackPixel = (Pixel) 0;

  /* Initialize the cursor */
  if (!miDCInitialize (pScreen, &g_winPointerCursorFuncs))
    {
      ErrorF ("winFinishScreenInitNativeGDI - miDCInitialize failed\n");
      return FALSE;
    }
  
  /* Create a default colormap */
  if (!miCreateDefColormap (pScreen))
    {
        ErrorF ("winFinishScreenInitNativeGDI - miCreateDefColormap () "
		"failed\n");
	return FALSE;
    }

  ErrorF ("winFinishScreenInitNativeGDI - miCreateDefColormap () "
	  "returned\n");
  
  /* mi doesn't use a CloseScreen procedure, so no need to wrap */
  pScreen->CloseScreen = pScreenPriv->pwinCloseScreen;

  /* Tell the server that we are enabled */
  pScreenPriv->fEnabled = TRUE;

  ErrorF ("winFinishScreenInitNativeGDI - Successful addition of "
	  "screen %08x\n",
	  pScreen);

  return TRUE;
}


/* See Porting Layer Definition - p. 33 */
Bool
winSaveScreen (ScreenPtr pScreen, int on)
{
  return TRUE;
}


PixmapPtr
winGetWindowPixmap (WindowPtr pwin)
{
  ErrorF ("winGetWindowPixmap ()\n");
  return NULL;
}


void
winSetWindowPixmap (WindowPtr pwin, PixmapPtr pPix)
{
  ErrorF ("winSetWindowPixmap ()\n");
}