source: trunk/src/user32/dc.cpp@ 3853

Last change on this file since 3853 was 3853, checked in by sandervl, 25 years ago

YD: DestroyWindow fix + error logging extras
File size: 53.9 KB
Line 
1/* $Id: dc.cpp,v 1.67 2000-07-18 18:35:38 sandervl Exp $ */
2
3/*
4 * DC functions for USER32
5 *
6 * Project Odin Software License can be found in LICENSE.TXT
7 *
8 */
9
10/*****************************************************************************
11 * Includes *
12 *****************************************************************************/
13
14#include <odin.h>
15
16#define INCL_WIN
17#define INCL_GPI
18#define INCL_GREALL
19#define INCL_DEV
20#include <os2wrap.h>
21//#include <pmddi.h>
22#include <stdlib.h>
23
24#include <string.h>
25#include <win32type.h>
26#include <win32api.h>
27#include <winconst.h>
28#include <misc.h>
29#include <win32wbase.h>
30#include <math.h>
31#include <limits.h>
32#include "oslibwin.h"
33#include "oslibmsg.h"
34#include <dcdata.h>
35
36#define INCLUDED_BY_DC
37#include "dc.h"
38
39#define DBG_LOCALLOG DBG_dc
40#include "dbglocal.h"
41
42#ifndef DEVESC_SETPS
43 #define DEVESC_SETPS 49149L
44#endif
45
46#define FLOAT_TO_FIXED(x) ((FIXED) ((x) * 65536.0))
47#define MICRO_HPS_TO_HDC(x) ((x) & 0xFFFFFFFE)
48
49#define PMRECT_FROM_WINRECT( pmRect, winRect ) \
50{ \
51 (pmRect).xLeft = (winRect).left; \
52 (pmRect).yBottom = (winRect).bottom; \
53 (pmRect).xRight = (winRect).right; \
54 (pmRect).yTop = (winRect).top; \
55}
56
57#define WINRECT_FROM_PMRECT( winRect, pmRect ) \
58{ \
59 (winRect).left = (pmRect).xLeft; \
60 (winRect).top = (pmRect).yTop; \
61 (winRect).right = (pmRect).xRight; \
62 (winRect).bottom = (pmRect).yBottom; \
63}
64
65#define MEM_HPS_MAX 768
66
67const XFORM_W XFORMIdentity = { 1.0, 0.0, 0.0, 1.0, 0, 0 };
68const MATRIXLF matrixlfIdentity = { 0x10000, 0, 0, 0, 0x10000, 0, 0, 0, 0};
69
70BOOL setPageXForm(Win32BaseWindow *wnd, pDCData pHps);
71BOOL changePageXForm(Win32BaseWindow *wnd, pDCData pHps, PPOINTL pValue, int x, int y, PPOINTL pPrev);
72LONG clientHeight(Win32BaseWindow *wnd, HWND hwnd, pDCData pHps);
73
74//******************************************************************************
75//******************************************************************************
76void TestWideLine (pDCData pHps)
77{
78 const LOGPEN_W *pLogPen;
79
80 pHps->isWideLine = FALSE;
81 pLogPen = pHps->penIsExtPen ?
82 &(pHps->lastPenObject->ExtPen.logpen) :
83 &(pHps->lastPenObject->Pen.logpen);
84
85 if (((pLogPen->lopnStyle & PS_STYLE_MASK_W) != PS_NULL_W) &&
86 (pLogPen->lopnWidth.x > 0))
87 {
88 POINTL aptl[2] = { 0, 0, pLogPen->lopnWidth.x, pLogPen->lopnWidth.x };
89
90 GpiConvert(pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, aptl);
91
92 ULONG dx = abs(aptl[0].x - aptl[1].x);
93 ULONG dy = abs(aptl[0].y - aptl[1].y);
94
95 pHps->isWideLine = (dx > 1) || (dy > 1);
96 }
97}
98//******************************************************************************
99//******************************************************************************
100void Calculate1PixelDelta(pDCData pHps)
101{
102 POINTL aptl[2] = {0, 0, 1, 1};
103
104 GpiConvert(pHps->hps, CVTC_DEVICE, CVTC_WORLD, 2, aptl);
105 pHps->worldYDeltaFor1Pixel = (int)(aptl[1].y - aptl[0].y);
106 pHps->worldXDeltaFor1Pixel = (int)(aptl[1].x - aptl[0].x); // 171182
107}
108//******************************************************************************
109//******************************************************************************
110int setMapMode(Win32BaseWindow *wnd, pDCData pHps, int mode)
111{
112 int prevMode = 0;
113 ULONG flOptions;
114
115 switch (mode)
116 {
117 case MM_HIENGLISH_W : flOptions = PU_HIENGLISH; break;
118 case MM_LOENGLISH_W : flOptions = PU_LOENGLISH; break;
119 case MM_HIMETRIC_W : flOptions = PU_HIMETRIC ; break;
120 case MM_LOMETRIC_W : flOptions = PU_LOMETRIC ; break;
121 case MM_TEXT_W : flOptions = PU_PELS ; break;
122 case MM_TWIPS_W : flOptions = PU_TWIPS ; break;
123 case MM_ANISOTROPIC_W: flOptions = PU_PELS ; break;
124 case MM_ISOTROPIC_W : flOptions = PU_LOMETRIC ; break;
125 default:
126 SetLastError(ERROR_INVALID_PARAMETER_W);
127 return FALSE;
128 }
129
130 prevMode = pHps->MapMode; /* store previous mode */
131 pHps->MapMode = mode;
132
133 if (mode == MM_TEXT_W)
134 {
135 pHps->viewportXExt =
136 pHps->viewportYExt = 1.0;
137 pHps->windowExt.cx =
138 pHps->windowExt.cy = 1;
139 }
140 else if (mode != MM_ANISOTROPIC_W)
141 {
142 RECTL rectl;
143 SIZEL sizel;
144 ULONG data[3];
145
146 data[0] = flOptions;
147 data[1] = data[2] = 0;
148
149 if (DevEscape(pHps->hdc ? pHps->hdc : pHps->hps, DEVESC_SETPS, 12, (PBYTE)data, 0, 0) == DEVESC_ERROR)
150 {
151 SetLastError(ERROR_INVALID_PARAMETER_W);
152 return 0;
153 }
154
155 GpiQueryPageViewport(pHps->hps, &rectl);
156 pHps->viewportXExt = (double)rectl.xRight;
157 pHps->viewportYExt = -(double)rectl.yTop;
158
159 GreGetPageUnits(pHps->hdc? pHps->hdc : pHps->hps, &sizel);
160 pHps->windowExt.cx = sizel.cx;
161 pHps->windowExt.cy = sizel.cy;
162
163 data[0] = PU_PELS;
164 DevEscape(pHps->hdc ? pHps->hdc : pHps->hps, DEVESC_SETPS, 12, (PBYTE)data, 0, 0);
165 }
166
167 if (((prevMode != MM_ISOTROPIC_W) && (prevMode != MM_ANISOTROPIC_W)) &&
168 ((mode == MM_ISOTROPIC_W) || (mode == MM_ANISOTROPIC_W)))
169 {
170 if (pHps->lWndXExtSave && pHps->lWndYExtSave)
171 {
172 changePageXForm (wnd, pHps, (PPOINTL)&pHps->windowExt,
173 pHps->lWndXExtSave, pHps->lWndYExtSave, NULL );
174 pHps->lWndXExtSave = pHps->lWndYExtSave = 0;
175 }
176 if (pHps->lVwpXExtSave && pHps->lVwpYExtSave)
177 {
178 changePageXForm (wnd, pHps, NULL,
179 pHps->lVwpXExtSave, pHps->lVwpYExtSave, NULL );
180 pHps->lVwpXExtSave = pHps->lVwpYExtSave = 0;
181 }
182 }
183
184 setPageXForm(wnd, pHps);
185
186 return prevMode;
187}
188//******************************************************************************
189//******************************************************************************
190BOOL setPageXForm(Win32BaseWindow *wnd, pDCData pHps)
191{
192 MATRIXLF mlf;
193 BOOL rc = TRUE;
194
195 pHps->height = clientHeight(wnd, 0, pHps) - 1;
196
197 double xScale = pHps->viewportXExt / (double)pHps->windowExt.cx;
198 double yScale = pHps->viewportYExt / (double)pHps->windowExt.cy;
199
200 mlf.fxM11 = FLOAT_TO_FIXED(xScale);
201 mlf.fxM12 = 0;
202 mlf.lM13 = 0;
203 mlf.fxM21 = 0;
204 mlf.fxM22 = FLOAT_TO_FIXED(yScale);
205 mlf.lM23 = 0;
206 mlf.lM31 = pHps->viewportOrg.x - (LONG)(pHps->windowOrg.x * xScale);
207 mlf.lM32 = pHps->viewportOrg.y - (LONG)(pHps->windowOrg.y * yScale);
208
209 pHps->isLeftLeft = mlf.fxM11 >= 0;
210 pHps->isTopTop = mlf.fxM22 >= 0;
211
212 BOOL bEnableYInversion = FALSE;
213 if ((mlf.fxM22 > 0) ||
214 ((pHps->graphicsMode == GM_ADVANCED_W) &&
215 ((pHps->MapMode == MM_ANISOTROPIC_W) ||
216 (pHps->MapMode == MM_ISOTROPIC_W))))
217 {
218 bEnableYInversion = TRUE;
219 }
220 else
221 {
222 bEnableYInversion = FALSE;
223 mlf.lM32 = pHps->HPStoHDCInversionHeight + pHps->height - mlf.lM32;
224 mlf.fxM22 = -mlf.fxM22;
225 }
226
227 if (!pHps->isMetaPS)
228// if ((!pHps->isMetaPS) ||
229// (pHps->pMetaFileObject && pHps->pMetaFileObject->isEnhanced()))
230 rc = GpiSetDefaultViewMatrix(pHps->hps, 8, &mlf, TRANSFORM_REPLACE);
231
232 if (bEnableYInversion)
233 GpiEnableYInversion(pHps->hps, pHps->height + pHps->HPStoHDCInversionHeight);
234 else
235 GpiEnableYInversion(pHps->hps, 0);
236
237 TestWideLine(pHps);
238 Calculate1PixelDelta(pHps);
239 return rc;
240}
241//******************************************************************************
242//******************************************************************************
243BOOL changePageXForm(Win32BaseWindow *wnd, pDCData pHps, PPOINTL pValue, int x, int y, PPOINTL pPrev)
244{
245 BOOL result = FALSE;
246
247 if (pValue)
248 {
249 if (pPrev)
250 *pPrev = *pValue;
251
252 if ((pValue->x == x) && (pValue->y == y)) {
253 return TRUE;
254 }
255 pValue->x = x;
256 pValue->y = y;
257 }
258 else
259 {
260 if (pPrev)
261 {
262 pPrev->x = (int)pHps->viewportXExt;
263 pPrev->y = (int)pHps->viewportYExt;
264 }
265 pHps->viewportXExt = (double)x;
266 pHps->viewportYExt = (double)y;
267 }
268
269 if (pHps->MapMode == MM_ISOTROPIC_W)
270 {
271 double xExt = fabs(pHps->viewportXExt);
272 double yExt = fabs(pHps->viewportYExt);
273 double sf = fabs((double)pHps->windowExt.cx / pHps->windowExt.cy);
274
275 if (xExt > (yExt * sf))
276 {
277 xExt = yExt * sf;
278
279 if ((double)LONG_MAX <= xExt) return (result);
280
281 if (pHps->viewportXExt < 0.0)
282 pHps->viewportXExt = -xExt;
283 else
284 pHps->viewportXExt = xExt;
285 }
286 else
287 {
288 yExt = xExt / sf;
289
290 if ((double)LONG_MAX <= yExt) return (result);
291
292 if (pHps->viewportYExt < 0.0)
293 pHps->viewportYExt = -yExt;
294 else
295 pHps->viewportYExt = yExt;
296 }
297 }
298 result = setPageXForm(wnd, pHps);
299
300 return (result);
301}
302//******************************************************************************
303//******************************************************************************
304VOID removeClientArea(pDCData pHps)
305{
306 POINTL point;
307
308 // This function checks to see if a client area is currently selected, if
309 // it is the origin plus the visible region of the frame are restored.
310
311 pHps->isClient = FALSE;
312
313 GreGetDCOrigin(pHps->hps, &point);
314
315 if(pHps->isClientArea)
316 {
317 dprintf2(("removeClientArea: (%d,%d) -> (%d,%d)", point.x, point.y, pHps->ptlOrigin.x, pHps->ptlOrigin.y));
318 pHps->isClientArea = FALSE;
319 GreSetupDC(pHps->hps,
320 pHps->hrgnVis,
321 pHps->ptlOrigin.x,
322 pHps->ptlOrigin.y,
323 0,
324 SETUPDC_ORIGIN | SETUPDC_VISRGN | SETUPDC_RECALCCLIP);
325 }
326 else dprintf(("removeClientArea: (%d,%d)", point.x, point.y));
327
328}
329//******************************************************************************
330//******************************************************************************
331HRGN selectClientArea(Win32BaseWindow *window, pDCData pHps, PRECTL prclPaint)
332{
333 // This function checks to see if the DC needs to be adjusted to a client
334 // area and makes the adjustment.
335 RECTL rcl, rcltemp;
336 HRGN hrgnRect, hrgnClip, hrgnOldClip = 0;
337 HWND hwnd;
338 LONG rc;
339 PRECT pClient = window->getClientRectPtr();
340 PRECT pWindow = window->getWindowRect();
341
342 if(pClient->left == 0 && pClient->top == 0 &&
343 window->getClientHeight() == window->getWindowHeight() &&
344 window->getClientWidth() == window->getWindowWidth())
345 {
346 //client rectangle = frame rectangle -> no change necessary
347 //only setup the clip region
348 goto setupclipregion;
349 }
350 if(pHps->isClientArea) {
351 //TODO: counter
352 dprintf(("WARNING: selectClientArea; already selected!!"));
353 goto setupclipregion;
354 }
355 pHps->isClient = TRUE;
356
357 hwnd = window->getOS2WindowHandle();
358
359 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&rcl);
360
361 //convert to screen coordinates
362 GreGetDCOrigin(pHps->hps, (PPOINTL)&rcltemp);
363 rcl.xLeft += rcltemp.xLeft;
364 rcl.xRight += rcltemp.xLeft;
365 rcl.yTop += rcltemp.yBottom;
366 rcl.yBottom += rcltemp.yBottom;
367
368 pHps->ptlOrigin.x = rcltemp.xLeft;
369 pHps->ptlOrigin.y = rcltemp.yBottom;
370
371 dprintf2(("selectClientArea: (%d,%d) -> (%d,%d)", rcltemp.xLeft, rcltemp.yBottom, rcl.xLeft, rcl.yBottom));
372
373 if(pHps->hrgnVis == 0)
374 pHps->hrgnVis = GreCreateRectRegion(pHps->hps, &rcl, 1);
375
376 hrgnRect = GreCreateRectRegion(pHps->hps, &rcl, 1);
377
378 // Query the visible region
379 GreCopyClipRegion(pHps->hps, pHps->hrgnVis, 0, COPYCRGN_VISRGN);
380 GpiQueryRegionBox(pHps->hps, pHps->hrgnVis, &rcltemp);
381 // And the visible region of the frame with the client rectangle
382 // to get the new visible region
383 GreCombineRegion(pHps->hps, hrgnRect, pHps->hrgnVis, hrgnRect, CRGN_AND);
384
385 // Set the new origin plus visible region in the DC
386 GreSetupDC(pHps->hps,
387 hrgnRect,
388 rcl.xLeft,
389 rcl.yBottom,
390 NULL,
391 SETUPDC_ORIGIN | SETUPDC_VISRGN | SETUPDC_RECALCCLIP);
392
393/*
394 GpiQueryRegionBox(pHps->hps, hrgnClip, &rcltemp);
395 GpiQueryRegionBox(pHps->hps, hrgnOldClip, &rcltemp);
396
397 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
398
399 GreGetDCOrigin(pHps->hps, (PPOINTL)&rcltemp);
400
401 GreCopyClipRegion(pHps->hps, hrgnRect, 0, COPYCRGN_VISRGN);
402 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
403
404 GreCopyClipRegion(pHps->hps, hrgnRect, 0, COPYCRGN_ALLINTERSECT);
405 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
406
407 GreCopyClipRegion(pHps->hps, hrgnRect, 0, COPYCRGN_CLIPRGN);
408 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
409*/
410 pHps->isClientArea = TRUE;
411
412 // Destroy the region now we have finished with it.
413 GreDestroyRegion(pHps->hps, hrgnRect);
414
415setupclipregion:
416 if(prclPaint) {
417#if 0
418 hrgnClip = GpiQueryClipRegion(pHps->hps);
419 if(hrgnClip) {
420 rc = GreIntersectClipRectangle(pHps->hps, prclPaint);
421 if(rc == RGN_ERROR) {
422 dprintf(("selectClientArea: GreIntersectClipRectangle returned RGN_ERROR!"));
423 }
424 }
425 else {
426#endif
427 hrgnClip = GreCreateRectRegion(pHps->hps, prclPaint, 1);
428 GreSelectClipRegion(pHps->hps, hrgnClip, &hrgnOldClip);
429// }
430 }
431
432 return hrgnOldClip;
433}
434//******************************************************************************
435//******************************************************************************
436LONG clientHeight(Win32BaseWindow *wnd, HWND hwnd, pDCData pHps)
437{
438 if ((hwnd == 0) && (pHps != 0))
439 hwnd = pHps->hwnd;
440
441 if ((hwnd != 0) || (pHps == 0))
442 {
443 if(wnd) {
444 if(pHps && !pHps->isClientArea) {
445 return (wnd->getWindowHeight());
446 }
447 else return (wnd->getClientHeight());
448 }
449 else return OSLibQueryScreenHeight();
450 }
451 else if (pHps->bitmapHandle)
452 {
453 return pHps->bitmapHeight;
454 }
455 else if (pHps->isMetaPS)
456 {
457 return 0;
458 }
459 else if (pHps->isPrinter)
460 {
461 return pHps->printPageHeight;
462 }
463 else
464 {
465 return MEM_HPS_MAX;
466 }
467}
468//******************************************************************************
469//******************************************************************************
470BOOL isYup (pDCData pHps)
471{
472 if (((pHps->windowExt.cy < 0) && (pHps->viewportYExt > 0.0)) ||
473 ((pHps->windowExt.cy > 0) && (pHps->viewportYExt < 0.0)))
474 {
475 if ((pHps->graphicsMode == GM_COMPATIBLE_W) ||
476 ((pHps->graphicsMode == GM_ADVANCED_W) && (pHps->xform.eM22 >= 0.0)))
477 return TRUE;
478 }
479 else
480 {
481 if ((pHps->graphicsMode == GM_ADVANCED_W) && (pHps->xform.eM22 < 0.0))
482 return TRUE;
483 }
484 return FALSE;
485}
486//******************************************************************************
487//******************************************************************************
488INT revertDy (Win32BaseWindow *wnd, INT dy)
489{
490 //SvL: Hack for memory.exe (doesn't get repainted properly otherwise)
491// if (wnd->isOwnDC() && wnd->getOwnDC())
492 if (wnd->isOwnDC())
493 {
494 pDCData pHps = (pDCData)GpiQueryDCData (wnd->getOwnDC());
495
496 if (pHps != NULLHANDLE)
497 if (!isYup (pHps))
498 dy = -dy;
499 }
500 else
501 {
502 dy = -dy;
503 }
504 return (dy);
505}
506//******************************************************************************
507//******************************************************************************
508HDC sendEraseBkgnd (Win32BaseWindow *wnd)
509{
510 BOOL erased;
511 HWND hwnd;
512 HDC hdc;
513 HPS hps;
514 HRGN hrgnUpdate, hrgnOld, hrgnClip, hrgnCombined;
515 RECTL rectl = { 1, 1, 2, 2 };
516
517 hwnd = wnd->getOS2WindowHandle();
518 hps = WinGetPS(hwnd);
519
520 hrgnUpdate = GpiCreateRegion (hps, 1, &rectl);
521 WinQueryUpdateRegion (hwnd, hrgnUpdate);
522 hrgnClip = GpiQueryClipRegion (hps);
523
524 if (hrgnClip == NULLHANDLE)
525 {
526 GpiSetClipRegion (hps, hrgnUpdate, &hrgnOld);
527 }
528 else
529 {
530 hrgnCombined = GpiCreateRegion (hps, 1, &rectl);
531 GpiCombineRegion (hps, hrgnCombined, hrgnClip, hrgnUpdate, CRGN_AND);
532 GpiSetClipRegion (hps, hrgnCombined, &hrgnOld);
533 GpiDestroyRegion (hps, hrgnUpdate);
534 GpiDestroyRegion (hps, hrgnClip);
535 }
536 if (hrgnOld != NULLHANDLE)
537 GpiDestroyRegion (hps, hrgnOld);
538
539 hdc = HPSToHDC (hwnd, hps, NULL, NULL);
540
541 erased = wnd->MsgEraseBackGround (hdc);
542
543 DeleteHDC (hdc);
544 WinReleasePS (hps);
545
546 return erased;
547}
548//******************************************************************************
549//******************************************************************************
550void releaseOwnDC (HDC hps)
551{
552 pDCData pHps = (pDCData)GpiQueryDCData ((HPS)hps);
553
554 if (pHps) {
555 if (pHps->hrgnHDC)
556 GpiDestroyRegion (pHps->hps, pHps->hrgnHDC);
557
558 GpiSetBitmap (pHps->hps, NULL);
559 O32_DeleteObject (pHps->nullBitmapHandle);
560 GpiDestroyPS(pHps->hps);
561
562 if (pHps->hdc)
563 DevCloseDC(pHps->hdc);
564 }
565}
566//******************************************************************************
567//******************************************************************************
568HDC WIN32API BeginPaint (HWND hWnd, PPAINTSTRUCT_W lpps)
569{
570 HWND hwnd = hWnd ? hWnd : HWND_DESKTOP;
571 pDCData pHps = NULLHANDLE;
572 HPS hPS_ownDC = NULLHANDLE, hpsPaint = 0;
573 RECTL rectl = {0, 0, 1, 1};
574 HRGN hrgnUpdate, hrgnOld, hrgnOldClip;
575 LONG lComplexity;
576 RECTL rectlClient;
577 RECTL rectlClip;
578
579 memset(lpps, 0, sizeof(*lpps));
580 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
581 if(!lpps || !wnd) {
582 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
583 SetLastError(ERROR_INVALID_PARAMETER_W);
584 return (HDC)0;
585 }
586 HWND hwndClient = wnd->getOS2WindowHandle();
587
588 if(hwnd != HWND_DESKTOP && wnd->isOwnDC())
589 {
590 hPS_ownDC = wnd->getOwnDC();
591 //SvL: Hack for memory.exe (doesn't get repainted properly otherwise)
592 if(hPS_ownDC) {
593 pHps = (pDCData)GpiQueryDCData(hPS_ownDC);
594 if (!pHps)
595 {
596 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
597 SetLastError(ERROR_INVALID_PARAMETER_W);
598 return (HDC)NULLHANDLE;
599 }
600 hpsPaint = hPS_ownDC;
601 }
602 }
603 if(!hpsPaint) {
604 hpsPaint = GetDCEx(hwnd, 0, (DCX_CACHE_W|DCX_WINDOW_W|DCX_USESTYLE_W));
605 pHps = (pDCData)GpiQueryDCData(hpsPaint);
606 if (!pHps)
607 {
608 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
609 SetLastError(ERROR_INVALID_PARAMETER_W);
610 return (HDC)NULLHANDLE;
611 }
612 }
613
614 if(WinQueryUpdateRect(hwndClient, &rectl) == FALSE) {
615 memset(&rectl, 0, sizeof(rectl));
616 dprintf (("USER32: WARNING: WinQueryUpdateRect failed (error or no update rectangle)!!"));
617
618// mapWin32ToOS2Rect(wnd->getWindowHeight(), wnd->getClientRectPtr(), (PRECTLOS2)&rectlClient);
619// WinOffsetRect(NULL, &rectlClient, -rectlClient.xLeft, -rectlClient.yBottom);
620
621 hrgnOldClip = selectClientArea(wnd, pHps, &rectl);
622 //save old clip region (restored for CS_OWNDC windows in EndPaint)
623 wnd->SetClipRegion(hrgnOldClip);
624 lComplexity = RGN_NULL;
625 }
626 else {
627 WinValidateRect(hwndClient, &rectl, FALSE);
628
629 mapWin32ToOS2Rect(wnd->getWindowHeight(), wnd->getClientRectPtr(), (PRECTLOS2)&rectlClient);
630 WinIntersectRect(NULL, &rectlClip, &rectl, &rectlClient);
631 WinOffsetRect(NULL, &rectlClip, -rectlClient.xLeft, -rectlClient.yBottom);
632
633 hrgnOldClip = selectClientArea(wnd, pHps, &rectlClip);
634
635 //save old clip region (restored for CS_OWNDC windows in EndPaint)
636 wnd->SetClipRegion(hrgnOldClip);
637 memcpy(&rectl, &rectlClip, sizeof(RECTL));
638 lComplexity = RGN_RECT;
639 }
640
641 if(hPS_ownDC == 0)
642 setMapMode (wnd, pHps, MM_TEXT_W);
643 else
644 setPageXForm(wnd, pHps);
645
646 pHps->hdcType = TYPE_3;
647
648 HideCaret(hwnd);
649 WinShowTrackRect(wnd->getOS2WindowHandle(), FALSE);
650
651 if(wnd->needsEraseBkgnd() && lComplexity != RGN_NULL) {
652 wnd->setEraseBkgnd(FALSE);
653 lpps->fErase = (wnd->MsgEraseBackGround(pHps->hps) != 0);
654 }
655 else lpps->fErase = TRUE;
656
657 lpps->hdc = (HDC)pHps->hps;
658
659 if(lComplexity != RGN_NULL) {
660 long height = wnd->getClientHeight();
661 lpps->rcPaint.top = height - rectl.yTop;
662 lpps->rcPaint.left = rectl.xLeft;
663 lpps->rcPaint.bottom = height - rectl.yBottom;
664 lpps->rcPaint.right = rectl.xRight;
665 }
666 else {
667 lpps->rcPaint.bottom = lpps->rcPaint.top = 0;
668 lpps->rcPaint.right = lpps->rcPaint.left = 0;
669 }
670
671 SetLastError(0);
672 dprintf(("USER32: BeginPaint %x -> hdc %x (%d,%d)(%d,%d)", hWnd, pHps->hps, lpps->rcPaint.left, lpps->rcPaint.top, lpps->rcPaint.right, lpps->rcPaint.bottom));
673 return (HDC)pHps->hps;
674}
675//******************************************************************************
676//******************************************************************************
677BOOL WIN32API EndPaint (HWND hWnd, const PAINTSTRUCT_W *pPaint)
678{
679 HWND hwnd = hWnd ? hWnd : HWND_DESKTOP;
680 HRGN hrgnOld;
681 pDCData pHps;
682
683 dprintf (("USER32: EndPaint(%x)", hwnd));
684
685 if (!pPaint || !pPaint->hdc )
686 return TRUE;
687
688 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
689
690 if (!wnd) goto exit;
691
692 pHps = (pDCData)GpiQueryDCData((HPS)pPaint->hdc);
693 if (pHps && (pHps->hdcType == TYPE_3))
694 {
695 GpiSetClipRegion(pHps->hps, wnd->GetClipRegion(), &hrgnOld);
696 wnd->SetClipRegion(0);
697 if(hrgnOld) {
698 GpiDestroyRegion(pHps->hps, hrgnOld);
699 }
700 pHps->hdcType = TYPE_1; //otherwise Open32's ReleaseDC fails
701 ReleaseDC(hwnd, pPaint->hdc);
702 }
703 else {
704 dprintf(("EndPaint: wrong hdc %x!!", pPaint->hdc));
705 }
706 wnd->setEraseBkgnd(TRUE);
707 ShowCaret(hwnd);
708 WinShowTrackRect(wnd->getOS2WindowHandle(), TRUE);
709
710exit:
711 SetLastError(0);
712 return TRUE;
713}
714//******************************************************************************
715//******************************************************************************
716int WIN32API ReleaseDC (HWND hwnd, HDC hdc)
717{
718 BOOL isOwnDC = FALSE;
719 int rc;
720
721 if (hwnd)
722 {
723 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
724 if(wnd == NULL) {
725 dprintf(("ERROR: ReleaseDC %x %x failed", hwnd, hdc));
726 return 0;
727 }
728 isOwnDC = wnd->isOwnDC() && (wnd->getOwnDC() == hdc);
729 if(!isOwnDC)
730 {
731 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
732 if(pHps && pHps->psType == MICRO_CACHED) {
733 removeClientArea(pHps);
734 if(pHps->hrgnVis) {
735 GreDestroyRegion(pHps->hps, pHps->hrgnVis);
736 pHps->hrgnVis = 0;
737 }
738 }
739 else {
740 dprintf(("ERROR: ReleaseDC: pHps == NULL!!"));
741 DebugInt3();
742 }
743 }
744 }
745
746 if(isOwnDC) {
747 rc = TRUE;
748 }
749 else {
750 rc = O32_ReleaseDC (0, hdc);
751 }
752
753 dprintf(("ReleaseDC %x %x", hwnd, hdc));
754 return (rc);
755}
756//******************************************************************************
757// This implementation of GetDCEx supports
758// DCX_WINDOW
759// DCX_CACHE
760// DCX_EXCLUDERGN (complex regions allowed)
761// DCX_INTERSECTRGN (complex regions allowed)
762// DCX_USESTYLE
763// DCX_CLIPSIBLINGS
764// DCX_CLIPCHILDREN
765// DCX_PARENTCLIP
766//
767//TODO: WM_SETREDRAW affects drawingAllowed flag!!
768//******************************************************************************
769HDC WIN32API GetDCEx (HWND hwnd, HRGN hrgn, ULONG flags)
770{
771 Win32BaseWindow *wnd = NULL;
772 HWND hWindow;
773 BOOL success;
774 pDCData pHps = NULL;
775 HPS hps = NULLHANDLE;
776 BOOL drawingAllowed = TRUE;
777 BOOL isWindowOwnDC;
778 BOOL creatingOwnDC = FALSE;
779 PS_Type psType;
780
781 if(hwnd == 0) {
782 dprintf(("error: GetDCEx window %x not found", hwnd));
783 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
784 return 0;
785 }
786
787 if (hwnd)
788 {
789 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
790 if(wnd == NULL) {
791 dprintf (("ERROR: User32: GetDCEx bad window handle %X!!!!!", hwnd));
792 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
793 return 0;
794 }
795 hWindow = wnd->getOS2WindowHandle();
796 }
797
798 isWindowOwnDC = (((hWindow == HWND_DESKTOP) ? FALSE : (wnd->isOwnDC()))
799 && !(flags & (DCX_CACHE_W|DCX_WINDOW_W)));
800
801 if(isWindowOwnDC) //own dc always for client area
802 {
803 hps = wnd->getOwnDC();
804 if (hps)
805 {
806 pDCData pHps = (pDCData)GpiQueryDCData (hps);
807 if (!pHps)
808 goto error;
809
810 selectClientArea(wnd, pHps, NULL);
811
812 //TODO: Is this always necessary??
813 setPageXForm (wnd, pHps);
814 pHps->hdcType = TYPE_1;
815
816 //TODO: intersect/exclude clip region?
817 dprintf (("User32: GetDCEx hwnd %x (%x %x) -> wnd %x hdc %x", hwnd, hrgn, flags, wnd, hps));
818 return (HDC)hps;
819 }
820 else
821 creatingOwnDC = TRUE;
822 }
823
824 if(isWindowOwnDC)
825 {
826 SIZEL sizel = {0,0};
827 hps = GpiCreatePS (WinQueryAnchorBlock (hWindow),
828 WinOpenWindowDC (hWindow),
829 &sizel, PU_PELS | GPIT_MICRO | GPIA_ASSOC );
830 psType = MICRO;
831 }
832 else
833 {
834 if (hWindow == HWND_DESKTOP) {
835 hps = WinGetScreenPS (hWindow);
836 }
837 else {
838 int clipstyle = 0;
839 int clipwnd = HWND_TOP;
840 if(flags & (DCX_USESTYLE_W)) {
841 int style = wnd->getStyle();
842 if(style & WS_CLIPCHILDREN_W) {
843 clipstyle |= PSF_CLIPCHILDREN;
844 }
845 if(style & WS_CLIPSIBLINGS_W) {
846 clipstyle |= PSF_CLIPSIBLINGS;
847 }
848 if(wnd->fHasParentDC()) {
849 clipstyle |= PSF_PARENTCLIP;
850 }
851 }
852 if(flags & DCX_CLIPSIBLINGS_W) {
853 clipstyle |= PSF_CLIPSIBLINGS;
854 }
855 if(flags & DCX_CLIPCHILDREN_W) {
856 clipstyle |= PSF_CLIPCHILDREN;
857 }
858 if(flags & DCX_PARENTCLIP_W) {
859 clipstyle |= PSF_PARENTCLIP;
860 }
861 if(clipstyle) {
862 dprintf2(("WinGetClipPS style %x", clipstyle));
863 hps = WinGetClipPS(hWindow, clipwnd, clipstyle);
864 }
865 else hps = WinGetPS (hWindow);
866 }
867 psType = MICRO_CACHED;
868 }
869
870 if (!hps)
871 goto error;
872
873 HPSToHDC (hWindow, hps, NULL, NULL);
874 pHps = (pDCData)GpiQueryDCData (hps);
875
876 if(!(flags & DCX_WINDOW_W))
877 {
878 selectClientArea(wnd, pHps, NULL);
879 }
880 else removeClientArea(pHps);
881
882 setMapMode(wnd, pHps, MM_TEXT_W);
883
884 if ((flags & DCX_EXCLUDERGN_W) || (flags & DCX_INTERSECTRGN_W))
885 {
886 ULONG BytesNeeded;
887 PRGNDATA RgnData;
888 PRECT pr;
889 int i;
890 RECTL rectl;
891
892 if (!hrgn)
893 goto error;
894
895 success = TRUE;
896 if (flags & DCX_EXCLUDERGN_W)
897 {
898#if 0 //CB: todo
899 long height;
900
901 BytesNeeded = GetRegionData (hrgn, 0, NULL);
902 RgnData = (PRGNDATA_W)_alloca (BytesNeeded);
903 if (RgnData == NULL)
904 goto error;
905 GetRegionData (hrgn, BytesNeeded, RgnData);
906
907 i = RgnData->rdh.nCount;
908 pr = (PRECT)(RgnData->Buffer);
909
910 if (flags & DCX_WINDOW_W)
911 height = wnd->getWindowHeight();
912 else height = wnd->getClientHeight();
913
914 for (; (i > 0) && success; i--, pr++) {
915 LONG y = pr->yBottom;
916
917 pr->yBottom = height - pr->yTop;
918 pr->yTop = height - y;
919 success &= GpiExcludeClipRectangle (pHps->hps, pr);
920 }
921#endif
922 }
923 else //DCX_INTERSECTRGN_W
924 {
925 //SvL: I'm getting paint problems when clipping a dc created in GetDCEx
926 // with a region that covers the entire window (RealPlayer 7 Update 1)
927 // Using SelectClipRgn here doesn't make any difference.
928 if(ExtSelectClipRgn(pHps->hps, hrgn, RGN_AND_W) == ERROR_W) {
929 dprintf(("ExtSelectClipRgn failed!!"));
930 }
931 }
932 if (!success)
933 goto error;
934 }
935
936 if (creatingOwnDC)
937 wnd->setOwnDC ((HDC)hps);
938
939 pHps->psType = psType;
940 pHps->hdcType = TYPE_1;
941 //TODO: WM_SETREDRAW affects drawingAllowed flag!!
942 GpiSetDrawControl (hps, DCTL_DISPLAY, drawingAllowed ? DCTL_ON : DCTL_OFF);
943
944 dprintf (("User32: GetDCEx hwnd %x (%x %x) -> hdc %x", hwnd, hrgn, flags, pHps->hps));
945 return (HDC)pHps->hps;
946
947error:
948 /* Something went wrong; clean up
949 */
950 dprintf(("ERROR: GetDCEx hwnd %x (%x %x) FAILED!", hwnd, hrgn, flags));
951 DebugInt3();
952 if (pHps)
953 {
954 if (pHps->hps)
955 {
956 if(pHps->psType == MICRO_CACHED)
957 WinReleasePS(pHps->hps);
958 else
959 GpiDestroyPS(pHps->hps);
960 }
961
962 if (pHps->hdc) DevCloseDC(pHps->hdc);
963 if (pHps->hrgnHDC) GpiDestroyRegion(pHps->hps, pHps->hrgnHDC);
964
965 O32_DeleteObject (pHps->nullBitmapHandle);
966 }
967 SetLastError(ERROR_INVALID_PARAMETER_W);
968 return NULL;
969}
970//******************************************************************************
971//******************************************************************************
972HDC WIN32API GetDC (HWND hwnd)
973{
974 if(!hwnd)
975 return GetDCEx( GetDesktopWindow(), 0, DCX_CACHE_W | DCX_WINDOW_W );
976 return GetDCEx (hwnd, NULL, 0);
977}
978//******************************************************************************
979//******************************************************************************
980HDC WIN32API GetWindowDC (HWND hwnd)
981{
982 if (!hwnd) hwnd = GetDesktopWindow();
983 return GetDCEx (hwnd, NULL, DCX_WINDOW_W);
984}
985//******************************************************************************
986//Helper for RedrawWindow (RDW_ALLCHILDREN_W)
987//******************************************************************************
988LRESULT WIN32API RedrawChildEnumProc(HWND hwnd, LPARAM lParam)
989{
990 RedrawWindow(hwnd, NULL, 0, lParam);
991 return TRUE;
992}
993//******************************************************************************
994// This implementation of RedrawWindow supports
995// RDW_ERASE
996// RDW_NOERASE
997// RDW_INTERNALPAINT
998// RDW_NOINTERNALPAINT
999// RDW_INVALIDATE
1000// RDW_VALIDATE
1001// RDW_ERASENOW
1002// RDW_UPDATENOW
1003// RDW_FRAME
1004//
1005//TODO: Work ok for RDW_FRAME??
1006//******************************************************************************
1007BOOL WIN32API RedrawWindow(HWND hwnd, const RECT* pRect, HRGN hrgn, DWORD redraw)
1008{
1009 Win32BaseWindow *wnd;
1010
1011 if(pRect) {
1012 dprintf(("RedrawWindow %x (%d,%d)(%d,%d) %x %x", hwnd, pRect->left, pRect->top, pRect->right, pRect->bottom, hrgn, redraw));
1013 }
1014 else dprintf(("RedrawWindow %x %x %x %x", hwnd, pRect, hrgn, redraw));
1015
1016 if (hwnd == NULLHANDLE)
1017 {
1018#if 1
1019 // Don't do this for now (causes lots of desktop repaints in WordPad)
1020 SetLastError(ERROR_INVALID_PARAMETER_W);
1021 return FALSE;
1022#else
1023 hwnd = HWND_DESKTOP;
1024 wnd = Win32BaseWindow::GetWindowFromOS2Handle(OSLIB_HWND_DESKTOP);
1025
1026 if (!wnd)
1027 {
1028 dprintf(("USER32:dc: RedrawWindow can't find desktop window %08xh\n",
1029 hwnd));
1030 SetLastError(ERROR_INVALID_PARAMETER_W);
1031 return FALSE;
1032 }
1033#endif
1034 }
1035 else
1036 {
1037 wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1038
1039 if (!wnd)
1040 {
1041 dprintf(("USER32:dc: RedrawWindow can't find window %08xh\n",
1042 hwnd));
1043 SetLastError(ERROR_INVALID_PARAMETER_W);
1044 return FALSE;
1045 }
1046 hwnd = wnd->getOS2WindowHandle();
1047 }
1048
1049 BOOL IncludeChildren = (redraw & RDW_ALLCHILDREN_W) ? TRUE : FALSE;
1050 BOOL success = TRUE;
1051 HPS hpsTemp = NULLHANDLE;
1052 HRGN hrgnTemp = NULLHANDLE;
1053 RECTL rectl;
1054
1055 if (hrgn)
1056 {
1057 ULONG BytesNeeded;
1058 PRGNDATA RgnData;
1059 PRECTL pr;
1060 int i;
1061 LONG height;
1062
1063 if(wnd) {
1064 height = (redraw & RDW_FRAME_W) ? wnd->getWindowHeight() : wnd->getClientHeight();
1065 }
1066 else height = OSLibQueryScreenHeight();
1067
1068 if (!hrgn)
1069 goto error;
1070
1071 BytesNeeded = GetRegionData (hrgn, 0, NULL);
1072 RgnData = (PRGNDATA)_alloca (BytesNeeded);
1073 if (RgnData == NULL)
1074 goto error;
1075 GetRegionData (hrgn, BytesNeeded, RgnData);
1076
1077 pr = (PRECTL)(RgnData->Buffer);
1078 for (i = RgnData->rdh.nCount; i > 0; i--, pr++) {
1079 LONG temp = pr->yTop;
1080 pr->yTop = height - pr->yBottom;
1081 pr->yBottom = height - temp;
1082 }
1083
1084 hpsTemp = WinGetScreenPS (HWND_DESKTOP);
1085 hrgnTemp = GpiCreateRegion (hpsTemp, RgnData->rdh.nCount, (PRECTL)(RgnData->Buffer));
1086 if (!hrgnTemp) goto error;
1087 }
1088 else if (pRect)
1089 {
1090 if(wnd) {
1091 if(redraw & RDW_FRAME_W) {
1092 mapWin32ToOS2Rect(wnd->getWindowHeight(), (PRECT)pRect, (PRECTLOS2)&rectl);
1093 }
1094 else mapWin32ToOS2RectClientToFrame(wnd, (PRECT)pRect, (PRECTLOS2)&rectl);
1095 }
1096 else mapWin32ToOS2Rect(OSLibQueryScreenHeight(), (PRECT)pRect, (PRECTLOS2)&rectl);
1097 }
1098
1099 if (redraw & RDW_INVALIDATE_W)
1100 {
1101 //TODO: SvL: pingpong.exe doesn't have RDW_NOERASE, but doesn't want WM_ERASEBKGND msgs
1102 if (redraw & RDW_ERASE_W) {
1103 wnd->setEraseBkgnd(TRUE);
1104 }
1105 else
1106 if (redraw & RDW_NOERASE_W)
1107 wnd->setEraseBkgnd(FALSE);
1108
1109 if (!pRect && !hrgn)
1110 success = WinInvalidateRect (hwnd, NULL, IncludeChildren);
1111 else
1112 if (hrgn) {
1113 success = WinInvalidateRegion (hwnd, hrgnTemp, IncludeChildren);
1114 if(IncludeChildren && WinQueryUpdateRect(hwnd, NULL) == FALSE) {
1115 dprintf(("WARNING: WinQueryUpdateRect %x region %x returned false even though we just invalidated part of a window!!!", hwnd, hrgnTemp));
1116 success = success = WinInvalidateRegion (hwnd, hrgnTemp, FALSE);
1117 }
1118 }
1119 else {
1120 success = WinInvalidateRect (hwnd, &rectl, IncludeChildren);
1121//SvL: If all children are included, then WinInvalidateRect is called
1122// with fIncludeChildren=1 -> rect of hwnd isn't invalidated if child(ren)
1123// overlap(s) the specified rectangle completely (EVEN if window doesn't
1124// have WS_CLIPCHILREN!)
1125// -> example: XWing vs Tie Fighter install window
1126// WinInvalidateRect with fIncludeChildren=0 invalidates both the parent
1127// and child windows
1128//SvL: Can't always set fIncludeChildren to FALSE or else some controls in
1129// the RealPlayer setup application aren't redrawn when invalidating
1130// their parent
1131// SO: Check if IncludeChildren is set and part of the window is invalid
1132// If not -> call WinInvalidateRect with IncludeChildren=0 to force
1133// the window rectangle to be invalidated
1134//
1135 if(IncludeChildren && WinQueryUpdateRect(hwnd, NULL) == FALSE) {
1136 dprintf(("WARNING: WinQueryUpdateRect %x (%d,%d)(%d,%d) returned false even though we just invalidated part of a window!!!", hwnd, rectl.xLeft, rectl.yBottom, rectl.xRight, rectl.yTop));
1137 success = WinInvalidateRect (hwnd, &rectl, FALSE);
1138 }
1139 }
1140
1141 if (!success) goto error;
1142 }
1143 else if (redraw & RDW_VALIDATE_W)
1144 {
1145 if (redraw & RDW_NOERASE_W)
1146 wnd->setEraseBkgnd(FALSE);
1147
1148 if (WinQueryUpdateRect (hwnd, NULL))
1149 {
1150 if(!pRect && !hrgn) {
1151 success = WinValidateRect (hwnd, NULL, IncludeChildren);
1152 }
1153 else
1154 if(hrgn) {
1155 success = WinValidateRegion (hwnd, hrgnTemp, IncludeChildren);
1156 }
1157 else {
1158 success = WinValidateRect (hwnd, &rectl, IncludeChildren);
1159 }
1160 if(!success) goto error;
1161 }
1162 }
1163
1164 if(WinQueryUpdateRect(hwnd, NULL))
1165 {
1166 //TODO: Does this work if RDW_ALLCHILDREN is set??
1167 if(redraw & RDW_UPDATENOW_W) {
1168 wnd->MsgNCPaint();
1169 wnd->MsgPaint(0, FALSE);
1170 }
1171 else
1172// if((redraw & RDW_ERASE_W) && (redraw & RDW_ERASENOW_W))
1173 if(redraw & RDW_ERASENOW_W && wnd->needsEraseBkgnd())
1174 wnd->setEraseBkgnd(sendEraseBkgnd(wnd) == 0);
1175 if(redraw & RDW_ALLCHILDREN_W) {
1176 EnumChildWindows(wnd->getWindowHandle(), RedrawChildEnumProc, redraw);
1177 }
1178 }
1179 else if((redraw & RDW_INTERNALPAINT_W) && !(redraw & RDW_INVALIDATE_W))
1180 {
1181 if(redraw & RDW_UPDATENOW_W) {
1182 wnd->MsgNCPaint();
1183 wnd->MsgPaint (0, FALSE);
1184 }
1185 else PostMessageA(hwnd, WINWM_PAINT, 0, 0);
1186 }
1187
1188error:
1189 /* clean up */
1190 if (hrgnTemp)
1191 GpiDestroyRegion (hpsTemp, hrgnTemp);
1192
1193 if (hpsTemp)
1194 WinReleasePS (hpsTemp);
1195
1196 if (!success) {
1197 dprintf(("RedrawWindow failure!"));
1198 SetLastError(ERROR_INVALID_PARAMETER_W);
1199 }
1200 return (success);
1201}
1202//******************************************************************************
1203//******************************************************************************
1204BOOL WIN32API UpdateWindow (HWND hwnd)
1205{
1206 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1207
1208 if(!wnd) {
1209 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
1210 return FALSE;
1211 }
1212
1213 dprintf (("User32: UpdateWindow hwnd %x", hwnd));
1214//SvL: This doesn't work right (Wine uses RDW_NOCHILDREN_W -> doesn't work here)
1215// Breaks vpbuddy
1216// return RedrawWindow(hwnd, NULL, 0, RDW_UPDATENOW_W | RDW_ALLCHILDREN_W);
1217// -> RDW_UPDATENOW causes WM_PAINT messages to be directy posted to window
1218// handler; possibly bypassing queued WM_PAINT messages for parent window(s)
1219// -> out of sync painting (i.e. parent paints over child)
1220 WinUpdateWindow(wnd->getOS2WindowHandle());
1221 return TRUE;
1222}
1223//******************************************************************************
1224//******************************************************************************
1225BOOL WIN32API ValidateRect( HWND hwnd, const RECT * lprc)
1226{
1227 if(lprc) {
1228 dprintf(("USER32: ValidateRect %x (%d,%d)(%d,%d)", hwnd, lprc->left, lprc->top, lprc->right, lprc->bottom));
1229 }
1230 else dprintf(("USER32: ValidateRect %x", hwnd));
1231
1232 return RedrawWindow( hwnd, lprc, 0, RDW_VALIDATE_W | RDW_NOCHILDREN_W | (hwnd==0 ? RDW_UPDATENOW_W : 0));
1233}
1234//******************************************************************************
1235//******************************************************************************
1236BOOL WIN32API ValidateRgn( HWND hwnd, HRGN hrgn)
1237{
1238 dprintf(("USER32: ValidateRgn %x %x", hwnd, hrgn));
1239 return RedrawWindow( hwnd, NULL, hrgn, RDW_VALIDATE_W | RDW_NOCHILDREN_W | (hwnd==0 ? RDW_UPDATENOW_W : 0));
1240}
1241//******************************************************************************
1242//******************************************************************************
1243BOOL WIN32API InvalidateRect (HWND hwnd, const RECT *pRect, BOOL erase)
1244{
1245 BOOL result;
1246
1247 if(pRect) {
1248 dprintf(("InvalidateRect %x (%d,%d)(%d,%d) erase=%d", hwnd, pRect->left, pRect->top, pRect->right, pRect->bottom, erase));
1249 }
1250 else dprintf(("InvalidateRect %x NULL erase=%d", hwnd, erase));
1251 result = RedrawWindow (hwnd, pRect, NULLHANDLE,
1252 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1253 (erase ? RDW_ERASE_W : RDW_NOERASE_W) |
1254 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1255 return (result);
1256}
1257//******************************************************************************
1258//******************************************************************************
1259BOOL WIN32API InvalidateRgn (HWND hwnd, HRGN hrgn, BOOL erase)
1260{
1261 BOOL result;
1262
1263 dprintf(("InvalidateRgn %x %x erase=%d", hwnd, hrgn, erase));
1264 result = RedrawWindow (hwnd, NULL, hrgn,
1265 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1266 (erase ? RDW_ERASE_W : RDW_NOERASE_W) |
1267 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1268 return (result);
1269}
1270//******************************************************************************
1271//TODO: Change for client rectangle!!!!!
1272//******************************************************************************
1273BOOL setPMRgnIntoWinRgn (HRGN hrgnPM, HRGN hrgnWin, LONG height)
1274{
1275 BOOL rc;
1276 HPS hps = WinGetScreenPS (HWND_DESKTOP);
1277 RGNRECT rgnRect;
1278 rgnRect.ircStart = 1;
1279 rgnRect.crc = 0;
1280 rgnRect.ulDirection = RECTDIR_LFRT_TOPBOT; // doesn't make a difference because we're getting them all
1281
1282 rc = GpiQueryRegionRects (hps, hrgnPM, NULL, &rgnRect, NULL);
1283
1284 if (rc && (rgnRect.crcReturned > 0))
1285 {
1286 PRECTL Rcls = new RECTL[rgnRect.crcReturned];
1287 PRECTL pRcl = Rcls;
1288
1289 if (Rcls != NULL)
1290 {
1291 rgnRect.crc = rgnRect.crcReturned;
1292 rc = GpiQueryRegionRects (hps, hrgnPM, NULL, &rgnRect, Rcls);
1293
1294 rc = SetRectRgn(hrgnWin, pRcl->xLeft,
1295 pRcl->xRight,
1296 height - pRcl->yTop,
1297 height - pRcl->yBottom);
1298
1299 if (rgnRect.crcReturned > 1)
1300 {
1301 int i;
1302 HRGN temp;
1303 temp = CreateRectRgn (0, 0, 1, 1);
1304
1305 for (i = 1, pRcl++; rc && (i < rgnRect.crcReturned); i++, pRcl++)
1306 {
1307 rc = SetRectRgn (temp, pRcl->xLeft,
1308 pRcl->xRight,
1309 height - pRcl->yTop,
1310 height - pRcl->yBottom);
1311 rc &= CombineRgn (hrgnWin, hrgnWin, temp, RGN_OR_W);
1312 }
1313 DeleteObject (temp);
1314 }
1315 delete[] Rcls;
1316 }
1317 else
1318 {
1319 rc = FALSE;
1320 }
1321 }
1322 else
1323 {
1324 rc = SetRectRgn (hrgnWin, 0, 0, 0, 0);
1325 }
1326
1327 WinReleasePS (hps);
1328 return (rc);
1329}
1330//******************************************************************************
1331//TODO: Check if this one works correctly...
1332//Have to check if dc is for frame or client!!
1333//******************************************************************************
1334BOOL WIN32API ScrollDC(HDC hDC, int dx, int dy, const RECT *pScroll,
1335 const RECT *pClip, HRGN hrgnUpdate, LPRECT pRectUpdate)
1336{
1337 BOOL rc = TRUE;
1338
1339 dprintf (("USER32: ScrollDC %x (%d,%d), %x %x %x %x", hDC, dx, dy, pScroll, pClip, hrgnUpdate, pRectUpdate));
1340
1341 if (!hDC)
1342 {
1343 return (FALSE);
1344 }
1345
1346 pDCData pHps = (pDCData)GpiQueryDCData ((HPS)hDC);
1347 HWND hwnd = pHps->hwnd;
1348 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1349
1350 if ((hwnd == NULLHANDLE) || !wnd)
1351 {
1352 return (FALSE);
1353 }
1354
1355 POINTL ptl[2] = { 0, 0, dx, dy };
1356
1357 GpiConvert (pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, ptl);
1358 dx = (int)(ptl[1].x - ptl[0].x);
1359 dy = (int)(ptl[1].y - ptl[0].y);
1360
1361 RECT scrollRect;
1362 RECT clipRect;
1363
1364 if (pClip)
1365 {
1366 memcpy(&clipRect, pClip, sizeof(clipRect));
1367
1368 if ((pHps->graphicsMode == GM_COMPATIBLE_W) &&
1369 (clipRect.left != clipRect.right) &&
1370 (clipRect.bottom != clipRect.top))
1371 {
1372 if (abs((int)pHps->viewportXExt) <= abs((int)pHps->windowExt.cx))
1373 clipRect.right -= abs(pHps->worldXDeltaFor1Pixel);
1374 else
1375 clipRect.left += abs(pHps->worldXDeltaFor1Pixel);
1376
1377 if (abs((int)pHps->viewportYExt) <= abs((int)pHps->windowExt.cy))
1378 clipRect.bottom -= abs(pHps->worldYDeltaFor1Pixel);
1379 else
1380 clipRect.top += abs(pHps->worldYDeltaFor1Pixel);
1381 }
1382 GpiConvert(pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, (PPOINTL)&clipRect);
1383 if (clipRect.right < clipRect.left) {
1384 ULONG temp = clipRect.left;
1385 clipRect.left = clipRect.right;
1386 clipRect.right = temp;
1387 }
1388 if (clipRect.bottom < clipRect.top) {
1389 ULONG temp = clipRect.top;
1390 clipRect.top = clipRect.bottom;
1391 clipRect.bottom = temp;
1392 }
1393 }
1394
1395 if (pScroll)
1396 {
1397 memcpy(&scrollRect, pScroll, sizeof(scrollRect));
1398
1399 if ((pHps->graphicsMode == GM_COMPATIBLE_W) &&
1400 (scrollRect.left != scrollRect.right) &&
1401 (scrollRect.top != scrollRect.bottom))
1402 {
1403 if (abs((int)pHps->viewportXExt) <= abs((int)pHps->windowExt.cx))
1404 scrollRect.right -= abs(pHps->worldXDeltaFor1Pixel);
1405 else
1406 scrollRect.left += abs(pHps->worldXDeltaFor1Pixel);
1407
1408 if (abs((int)pHps->viewportYExt) <= abs((int)pHps->windowExt.cy))
1409 scrollRect.bottom -= abs(pHps->worldYDeltaFor1Pixel);
1410 else
1411 scrollRect.top += abs(pHps->worldYDeltaFor1Pixel);
1412 }
1413 GpiConvert (pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, (PPOINTL)&scrollRect);
1414 if (scrollRect.right < scrollRect.left) {
1415 ULONG temp = scrollRect.left;
1416 scrollRect.left = scrollRect.right;
1417 scrollRect.right = temp;
1418 }
1419 if (scrollRect.bottom < scrollRect.top) {
1420 ULONG temp = scrollRect.top;
1421 scrollRect.top = scrollRect.bottom;
1422 scrollRect.bottom = temp;
1423 }
1424 }
1425 RECTL rectlUpdate;
1426 HRGN hrgn;
1427 RECTL clientRect;
1428 RECTL clipOS2;
1429 RECTL scrollOS2;
1430 PRECTL pScrollOS2 = NULL;
1431 PRECTL pClipOS2 = NULL;
1432
1433 mapWin32ToOS2Rect(wnd->getWindowHeight(), wnd->getClientRectPtr(), (PRECTLOS2)&clientRect);
1434
1435 if(pScroll) {
1436 mapWin32ToOS2RectClientToFrame(wnd, &scrollRect, (PRECTLOS2)&scrollOS2);
1437 pScrollOS2 = &scrollOS2;
1438
1439 //Scroll rectangle relative to client area
1440 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1441 }
1442 else {
1443 pScrollOS2 = &clientRect;
1444 }
1445
1446 if(pClip) {
1447 mapWin32ToOS2RectClientToFrame(wnd, &clipRect, (PRECTLOS2)&clipOS2);
1448 pClipOS2 = &clipOS2;
1449
1450 //Clip rectangle relative to client area
1451 WinIntersectRect((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1452 }
1453 else {
1454 pClipOS2 = &clientRect;
1455 }
1456
1457 LONG lComplexity = WinScrollWindow(hwnd, dx, dy, pScrollOS2,
1458 pClipOS2, hrgn, &rectlUpdate, 0);
1459 if (lComplexity == RGN_ERROR)
1460 {
1461 return (FALSE);
1462 }
1463
1464 RECT winRectUpdate;
1465
1466 mapOS2ToWin32Rect(wnd->getWindowHeight(), (PRECTLOS2)&rectlUpdate, &winRectUpdate);
1467
1468 if (pRectUpdate)
1469 *pRectUpdate = winRectUpdate;
1470
1471 if (hrgnUpdate)
1472 rc = setPMRgnIntoWinRgn(hrgn, hrgnUpdate, wnd->getWindowHeight());
1473
1474 return (rc);
1475}
1476//******************************************************************************
1477//******************************************************************************
1478BOOL WIN32API ScrollWindow(HWND hwnd, int dx, int dy, const RECT *pScroll, const RECT *pClip)
1479{
1480 Win32BaseWindow *window;
1481 APIRET rc;
1482 RECTL clientRect;
1483 RECTL scrollRect;
1484 RECTL clipRect;
1485 PRECTL pScrollOS2 = NULL;
1486 PRECTL pClipOS2 = NULL;
1487 ULONG scrollFlags = SW_INVALIDATERGN;
1488
1489 window = Win32BaseWindow::GetWindowFromHandle(hwnd);
1490 if(!window) {
1491 dprintf(("ScrollWindow, window %x not found", hwnd));
1492 return 0;
1493 }
1494 dprintf(("ScrollWindow %x %d %d %x %x", hwnd, dx, dy, pScroll, pClip));
1495
1496 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&clientRect);
1497
1498 if(pScroll) {
1499 mapWin32ToOS2RectClientToFrame(window,(RECT *)pScroll, (PRECTLOS2)&scrollRect);
1500 pScrollOS2 = &scrollRect;
1501
1502 //Scroll rectangle relative to client area
1503 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1504 }
1505 else {
1506 pScrollOS2 = &clientRect;
1507 scrollFlags |= SW_SCROLLCHILDREN;
1508 }
1509
1510 if(pClip) {
1511 mapWin32ToOS2RectClientToFrame(window,(RECT *)pClip, (PRECTLOS2)&clipRect);
1512 pClipOS2 = &clipRect;
1513
1514 //Clip rectangle relative to client area
1515 WinIntersectRect ((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1516 }
1517 else {
1518 pClipOS2 = &clientRect;
1519 }
1520
1521 dy = revertDy (window, dy);
1522
1523 rc = WinScrollWindow(window->getOS2WindowHandle(), dx, dy,
1524 pScrollOS2, pClipOS2, NULLHANDLE,
1525 NULL, scrollFlags);
1526
1527 return (rc != RGN_ERROR);
1528}
1529//******************************************************************************
1530//******************************************************************************
1531INT WIN32API ScrollWindowEx(HWND hwnd, int dx, int dy, const RECT *pScroll, const RECT *pClip,
1532 HRGN hrgnUpdate, PRECT pRectUpdate, UINT scrollFlag)
1533{
1534 Win32BaseWindow *window;
1535 APIRET rc;
1536 RECTL clientRect;
1537 RECTL scrollRect;
1538 RECTL clipRect;
1539 PRECTL pScrollOS2 = NULL;
1540 PRECTL pClipOS2 = NULL;
1541 ULONG scrollFlags = 0;
1542 int regionType = ERROR_W;
1543
1544 window = Win32BaseWindow::GetWindowFromHandle(hwnd);
1545 if(!window) {
1546 dprintf(("ScrollWindowEx, window %x not found", hwnd));
1547 return 0;
1548 }
1549
1550 dprintf(("ScrollWindowEx %x %d %d %x %x", hwnd, dx, dy, pScroll, pClip));
1551
1552 dy = revertDy (window, dy);
1553
1554 if (scrollFlag & SW_INVALIDATE_W) scrollFlags |= SW_INVALIDATERGN;
1555 if (scrollFlag & SW_SCROLLCHILDREN_W) scrollFlags |= SW_SCROLLCHILDREN;
1556
1557 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&clientRect);
1558
1559 if(pScroll) {
1560 mapWin32ToOS2RectClientToFrame(window,(RECT *)pScroll, (PRECTLOS2)&scrollRect);
1561 pScrollOS2 = &scrollRect;
1562
1563 //Scroll rectangle relative to client area
1564 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1565 }
1566 else {
1567 pScrollOS2 = &clientRect;
1568 scrollFlags |= SW_SCROLLCHILDREN; //TODO: ?????
1569 }
1570
1571 if(pClip) {
1572 mapWin32ToOS2RectClientToFrame(window,(RECT *)pClip, (PRECTLOS2)&clipRect);
1573 pClipOS2 = &clipRect;
1574
1575 //Clip rectangle relative to client area
1576 WinIntersectRect ((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1577 }
1578 else {
1579 pClipOS2 = &clientRect;
1580 }
1581
1582 RECTL rectlUpdate;
1583 HRGN hrgn;
1584
1585 if (scrollFlag & SW_SMOOTHSCROLL_W)
1586 {
1587 INT time = (scrollFlag >> 16) & 0xFFFF;
1588
1589 //CB: todo, scroll in several steps
1590 // is time in ms? time <-> iteration count?
1591 }
1592
1593 LONG lComplexity = WinScrollWindow (window->getOS2WindowHandle(), dx, dy,
1594 pScrollOS2,
1595 pClipOS2,
1596 hrgn, &rectlUpdate, scrollFlags);
1597 if (lComplexity == RGN_ERROR)
1598 {
1599 return ERROR_W;
1600 }
1601
1602 RECT winRectUpdate;
1603
1604 mapOS2ToWin32Rect(window->getWindowHeight(), (PRECTLOS2)&rectlUpdate, &winRectUpdate);
1605
1606 if (pRectUpdate)
1607 *pRectUpdate = winRectUpdate;
1608
1609 if (hrgnUpdate)
1610 rc = setPMRgnIntoWinRgn (hrgn, hrgnUpdate, window->getWindowHeight());
1611
1612#if 0
1613 //SvL: WinScrollWindow already invalidates the area; no need to do it again
1614 //(call to invalidateRect was wrong; has to include erase flag)
1615 if ((scrollFlag & SW_INVALIDATE_W) &&
1616 ((lComplexity == RGN_RECT) || (lComplexity == RGN_COMPLEX)))
1617 {
1618 rc = InvalidateRect (hwnd, &winRectUpdate, (scrollFlag & SW_ERASE_W) ? 1 : 0);
1619 if (rc == FALSE)
1620 {
1621 return (0);
1622 }
1623 }
1624#endif
1625
1626 switch (lComplexity)
1627 {
1628 case RGN_NULL:
1629 regionType = NULLREGION_W;
1630 break;
1631 case RGN_RECT:
1632 regionType = SIMPLEREGION_W;
1633 break;
1634 case RGN_COMPLEX:
1635 regionType = COMPLEXREGION_W;
1636 break;
1637 default:
1638 regionType = ERROR_W;
1639 break;
1640 }
1641
1642 return (regionType);
1643}
1644//******************************************************************************
1645//******************************************************************************
1646HWND WIN32API WindowFromDC(HDC hdc)
1647{
1648 pDCData pHps = (pDCData)GpiQueryDCData( (HPS)hdc );
1649
1650 dprintf2(("USER32: WindowFromDC %x", hdc));
1651 if ( pHps )
1652 return Win32BaseWindow::OS2ToWin32Handle(pHps->hwnd);
1653 else
1654 return 0;
1655}
1656//******************************************************************************
1657//******************************************************************************
1658int WIN32API SetMapMode(HDC hdc, int mode)
1659{
1660 Win32BaseWindow *wnd;
1661 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
1662 if(!pHps)
1663 {
1664 SetLastError(ERROR_INVALID_HANDLE_W);
1665 dprintf(("GDI32: SetMapMode %x %x -> invalid hdc!!", hdc, mode));
1666 return 0;
1667 }
1668 wnd = Win32BaseWindow::GetWindowFromHandle(WindowFromDC(hdc));
1669 //todo: metafile recording
1670
1671 dprintf(("GDI32: SetMapMode %x %x", hdc, mode));
1672 return setMapMode(wnd, pHps, mode);
1673}
1674//******************************************************************************
1675//******************************************************************************
1676int WIN32API GetMapMode(HDC hdc)
1677{
1678 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
1679 if(pHps) {
1680 dprintf(("GDI32: GetMapMode %x -> %x", hdc, pHps->MapMode));
1681 return pHps->MapMode;
1682 }
1683 dprintf(("GDI32: GetMapMode: invalid hdc %x!!!", hdc));
1684 SetLastError(ERROR_INVALID_HANDLE_W);
1685 return 0;
1686}
1687//******************************************************************************
1688//******************************************************************************
1689BOOL WIN32API SetViewportExtEx(HDC hdc, int xExt, int yExt, LPSIZE pSize)
1690{
1691 Win32BaseWindow *wnd;
1692 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
1693
1694 if(!pHps)
1695 {
1696 dprintf(("GDI32: SetViewportExtEx %x %d %d %x -> INVALID HDC", hdc, xExt, yExt, pSize));
1697 SetLastError(ERROR_INVALID_HANDLE_W);
1698 return FALSE;
1699 }
1700
1701 if(pSize) {
1702 dprintf(("GDI32: SetViewportExtEx %x %d %d (%d,%d)", hdc, xExt, yExt, pSize->cx, pSize->cy));
1703 }
1704 else dprintf(("GDI32: SetViewportExtEx %x %d %d NULL", hdc, xExt, yExt));
1705
1706 if (xExt && yExt )
1707 {
1708 //todo: Metafile recording!! (done for any map mode)
1709
1710 if(pHps->MapMode == MM_ISOTROPIC_W || pHps->MapMode == MM_ANISOTROPIC_W)
1711 {
1712 wnd = Win32BaseWindow::GetWindowFromHandle(WindowFromDC(hdc));
1713 if(changePageXForm(wnd, pHps, NULL, xExt, yExt, (PPOINTL) pSize))
1714 {
1715 SetLastError(ERROR_SUCCESS_W);
1716 return TRUE;
1717 }
1718 }
1719 else
1720 {
1721 pHps->lVwpXExtSave = xExt;
1722 pHps->lVwpYExtSave = yExt;
1723
1724 //if map mode is not ISOTROPIC nor ANISOTROPIC, this function does
1725 //nothing and returns TRUE (NT)
1726 SetLastError(ERROR_SUCCESS_W);
1727 return TRUE;
1728 }
1729
1730 SetLastError(ERROR_SUCCESS_W);
1731 return FALSE;
1732 }
1733
1734 SetLastError(ERROR_INVALID_PARAMETER_W);
1735 return FALSE;
1736}
1737//******************************************************************************
1738//******************************************************************************
1739BOOL WIN32API GetViewportExtEx(HDC hdc, LPSIZE pSize)
1740{
1741 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
1742 if(!pHps)
1743 {
1744 dprintf(("GDI32: GetViewportExtEx %x %x -> INVALID HDC", hdc, pSize));
1745 SetLastError(ERROR_INVALID_HANDLE_W);
1746 return FALSE;
1747 }
1748
1749 if(!pSize)
1750 {
1751 dprintf(("GDI32: GetViewportExtEx %x NULL -> INVALID parameter", hdc));
1752 SetLastError(ERROR_INVALID_PARAMETER_W);
1753 return FALSE;
1754 }
1755
1756 pSize->cx = (LONG)pHps->viewportXExt;
1757 pSize->cy = (LONG)pHps->viewportYExt;
1758 dprintf(("GDI32: GetViewportExtEx %x -> (%d,%d)", hdc, pSize->cx, pSize->cy));
1759
1760 SetLastError(ERROR_SUCCESS_W);
1761 return TRUE;
1762}
1763//******************************************************************************
1764//******************************************************************************
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