source: trunk/src/user32/dc.cpp@ 6412

Last change on this file since 6412 was 6412, checked in by sandervl, 24 years ago

custom build fixes
File size: 55.0 KB
Line 
1/* $Id: dc.cpp,v 1.111 2001-07-30 12:02:15 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 <winuser32.h>
28#include <winconst.h>
29#include <misc.h>
30#include <win32wbase.h>
31#include <math.h>
32#include <limits.h>
33#include "oslibwin.h"
34#include "oslibmsg.h"
35#include <dcdata.h>
36#include <codepage.h>
37#include <wingdi32.h>
38
39#define INCLUDED_BY_DC
40#include "dc.h"
41
42#define DBG_LOCALLOG DBG_dc
43#include "dbglocal.h"
44
45#ifndef DEVESC_SETPS
46 #define DEVESC_SETPS 49149L
47#endif
48
49#define FLOAT_TO_FIXED(x) ((FIXED) ((x) * 65536.0))
50#define MICRO_HPS_TO_HDC(x) ((x) & 0xFFFFFFFE)
51
52#define PMRECT_FROM_WINRECT( pmRect, winRect ) \
53{ \
54 (pmRect).xLeft = (winRect).left; \
55 (pmRect).yBottom = (winRect).bottom; \
56 (pmRect).xRight = (winRect).right; \
57 (pmRect).yTop = (winRect).top; \
58}
59
60#define WINRECT_FROM_PMRECT( winRect, pmRect ) \
61{ \
62 (winRect).left = (pmRect).xLeft; \
63 (winRect).top = (pmRect).yTop; \
64 (winRect).right = (pmRect).xRight; \
65 (winRect).bottom = (pmRect).yBottom; \
66}
67
68#define MEM_HPS_MAX 768
69
70const XFORM_W XFORMIdentity = { 1.0, 0.0, 0.0, 1.0, 0, 0 };
71const MATRIXLF matrixlfIdentity = { 0x10000, 0, 0, 0, 0x10000, 0, 0, 0, 0};
72
73BOOL setPageXForm(Win32BaseWindow *wnd, pDCData pHps);
74BOOL changePageXForm(Win32BaseWindow *wnd, pDCData pHps, PPOINTL pValue, int x, int y, PPOINTL pPrev);
75LONG clientHeight(Win32BaseWindow *wnd, HWND hwnd, pDCData pHps);
76
77#ifdef DEBUG
78#define dprintfRegion(a,b,c) if(DbgEnabledLvl2USER32[DBG_LOCALLOG] == 1) dprintfRegion1(a,b,c)
79
80void dprintfRegion1(HPS hps, HWND hWnd, HRGN hrgnClip)
81{
82 RGNRECT rgnRect = {0, 16, 0, RECTDIR_LFRT_TOPBOT};
83 RECTL rectRegion[16];
84 APIRET rc;
85
86 dprintf(("dprintfRegion %x %x", hWnd, hps));
87 rc = GpiQueryRegionRects(hps, hrgnClip, NULL, &rgnRect, &rectRegion[0]);
88 for(int i=0;i<rgnRect.crcReturned;i++) {
89 dprintf(("(%d,%d)(%d,%d)", rectRegion[i].xLeft, rectRegion[i].yBottom, rectRegion[i].xRight, rectRegion[i].yTop));
90 }
91}
92#else
93#define dprintfRegion(a,b,c)
94#endif
95
96//******************************************************************************
97//******************************************************************************
98void WIN32API TestWideLine (pDCData pHps)
99{
100 const LOGPEN_W *pLogPen;
101
102 pHps->isWideLine = FALSE;
103 pLogPen = pHps->penIsExtPen ?
104 &(pHps->lastPenObject->ExtPen.logpen) :
105 &(pHps->lastPenObject->Pen.logpen);
106
107 if (((pLogPen->lopnStyle & PS_STYLE_MASK_W) != PS_NULL_W) &&
108 (pLogPen->lopnWidth.x > 0))
109 {
110 POINTL aptl[2] = { 0, 0, pLogPen->lopnWidth.x, pLogPen->lopnWidth.x };
111
112 GpiConvert(pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, aptl);
113
114 ULONG dx = abs(aptl[0].x - aptl[1].x);
115 ULONG dy = abs(aptl[0].y - aptl[1].y);
116
117 pHps->isWideLine = (dx > 1) || (dy > 1);
118 }
119}
120//******************************************************************************
121//******************************************************************************
122void WIN32API Calculate1PixelDelta(pDCData pHps)
123{
124 POINTL aptl[2] = {0, 0, 1, 1};
125
126 GpiConvert(pHps->hps, CVTC_DEVICE, CVTC_WORLD, 2, aptl);
127 pHps->worldYDeltaFor1Pixel = (int)(aptl[1].y - aptl[0].y);
128 pHps->worldXDeltaFor1Pixel = (int)(aptl[1].x - aptl[0].x); // 171182
129}
130//******************************************************************************
131//******************************************************************************
132int setMapMode(Win32BaseWindow *wnd, pDCData pHps, int mode)
133{
134 int prevMode = 0;
135 ULONG flOptions;
136
137 switch (mode)
138 {
139 case MM_HIENGLISH_W : flOptions = PU_HIENGLISH; break;
140 case MM_LOENGLISH_W : flOptions = PU_LOENGLISH; break;
141 case MM_HIMETRIC_W : flOptions = PU_HIMETRIC ; break;
142 case MM_LOMETRIC_W : flOptions = PU_LOMETRIC ; break;
143 case MM_TEXT_W : flOptions = PU_PELS ; break;
144 case MM_TWIPS_W : flOptions = PU_TWIPS ; break;
145 case MM_ANISOTROPIC_W: flOptions = PU_PELS ; break;
146 case MM_ISOTROPIC_W : flOptions = PU_LOMETRIC ; break;
147 default:
148 SetLastError(ERROR_INVALID_PARAMETER_W);
149 return FALSE;
150 }
151
152 prevMode = pHps->MapMode; /* store previous mode */
153 pHps->MapMode = mode;
154
155 if (mode == MM_TEXT_W)
156 {
157 pHps->viewportXExt =
158 pHps->viewportYExt = 1.0;
159 pHps->windowExt.cx =
160 pHps->windowExt.cy = 1;
161 }
162 else if (mode != MM_ANISOTROPIC_W)
163 {
164 RECTL rectl;
165 SIZEL sizel;
166 ULONG data[3];
167
168 data[0] = flOptions;
169 data[1] = data[2] = 0;
170
171 if (DevEscape(pHps->hdc ? pHps->hdc : pHps->hps, DEVESC_SETPS, 12, (PBYTE)data, 0, 0) == DEVESC_ERROR)
172 {
173 SetLastError(ERROR_INVALID_PARAMETER_W);
174 return 0;
175 }
176
177 GpiQueryPageViewport(pHps->hps, &rectl);
178 pHps->viewportXExt = (double)rectl.xRight;
179 pHps->viewportYExt = -(double)rectl.yTop;
180
181 GreGetPageUnits(pHps->hdc? pHps->hdc : pHps->hps, &sizel);
182 pHps->windowExt.cx = sizel.cx;
183 pHps->windowExt.cy = sizel.cy;
184
185 data[0] = PU_PELS;
186 DevEscape(pHps->hdc ? pHps->hdc : pHps->hps, DEVESC_SETPS, 12, (PBYTE)data, 0, 0);
187 }
188
189 if (((prevMode != MM_ISOTROPIC_W) && (prevMode != MM_ANISOTROPIC_W)) &&
190 ((mode == MM_ISOTROPIC_W) || (mode == MM_ANISOTROPIC_W)))
191 {
192 if (pHps->lWndXExtSave && pHps->lWndYExtSave)
193 {
194 changePageXForm (wnd, pHps, (PPOINTL)&pHps->windowExt,
195 pHps->lWndXExtSave, pHps->lWndYExtSave, NULL );
196 pHps->lWndXExtSave = pHps->lWndYExtSave = 0;
197 }
198 if (pHps->lVwpXExtSave && pHps->lVwpYExtSave)
199 {
200 changePageXForm (wnd, pHps, NULL,
201 pHps->lVwpXExtSave, pHps->lVwpYExtSave, NULL );
202 pHps->lVwpXExtSave = pHps->lVwpYExtSave = 0;
203 }
204 }
205
206 setPageXForm(wnd, pHps);
207
208 return prevMode;
209}
210//******************************************************************************
211//******************************************************************************
212BOOL setPageXForm(Win32BaseWindow *wnd, pDCData pHps)
213{
214 MATRIXLF mlf;
215 BOOL rc = TRUE;
216
217 pHps->height = clientHeight(wnd, 0, pHps) - 1;
218
219 double xScale = pHps->viewportXExt / (double)pHps->windowExt.cx;
220 double yScale = pHps->viewportYExt / (double)pHps->windowExt.cy;
221
222#if 0
223 mlf.fxM11 = FLOAT_TO_FIXED(1.0);
224 mlf.fxM12 = 0;
225 mlf.lM13 = 0;
226 mlf.fxM21 = 0;
227 mlf.fxM22 = FLOAT_TO_FIXED(1.0);
228 mlf.lM23 = 0;
229 mlf.lM31 = pHps->viewportOrg.x - (LONG)(pHps->windowOrg.x * xScale);
230 mlf.lM32 = pHps->viewportOrg.y - (LONG)(pHps->windowOrg.y * yScale);
231 mlf.lM33 = 1;
232
233//testestest
234 if(wnd && wnd->getWindowWidth() && wnd->getWindowHeight())
235 {
236 RECTL recttmp, rectviewold;
237
238 rc = GpiQueryPageViewport(pHps->hps, &rectviewold);
239 if(rc == 0) {
240 dprintf(("WARNING: GpiQueryPageViewport returned FALSE!!"));
241 }
242 recttmp.xLeft = 0;
243 recttmp.xRight = ((double)GetScreenWidth() / xScale);
244 recttmp.yBottom = 0;
245 recttmp.yTop = ((double)GetScreenHeight() / yScale);
246
247 if(recttmp.yTop != rectviewold.yTop ||
248 recttmp.xRight != rectviewold.xRight)
249 {
250 if(pHps->viewportYExt > pHps->windowExt.cy) {//scaling up means we have to invert the y values
251 recttmp.yBottom = GetScreenHeight() - recttmp.yTop;
252 recttmp.yTop = GetScreenHeight();
253 }
254 dprintf(("GpiSetPageViewport %x (%d,%d)(%d,%d) %f %f", pHps->hps, recttmp.xLeft, recttmp.yBottom, recttmp.xRight, recttmp.yTop, xScale, yScale));
255 rc = GpiSetPageViewport(pHps->hps, &recttmp);
256 if(rc == 0) {
257 dprintf(("WARNING: GpiSetPageViewport returned FALSE!!"));
258 }
259 }
260 }
261//testestest
262
263#else
264 mlf.fxM11 = FLOAT_TO_FIXED(xScale);
265 mlf.fxM12 = 0;
266 mlf.lM13 = 0;
267 mlf.fxM21 = 0;
268 mlf.fxM22 = FLOAT_TO_FIXED(yScale);
269 mlf.lM23 = 0;
270 mlf.lM31 = pHps->viewportOrg.x - (LONG)(pHps->windowOrg.x * xScale);
271 mlf.lM32 = pHps->viewportOrg.y - (LONG)(pHps->windowOrg.y * yScale);
272 mlf.lM33 = 1;
273#endif
274
275 pHps->isLeftLeft = mlf.fxM11 >= 0;
276 pHps->isTopTop = mlf.fxM22 >= 0;
277
278 BOOL bEnableYInversion = FALSE;
279 if ((mlf.fxM22 > 0) ||
280 ((pHps->graphicsMode == GM_ADVANCED_W) &&
281 ((pHps->MapMode == MM_ANISOTROPIC_W) ||
282 (pHps->MapMode == MM_ISOTROPIC_W))))
283 {
284 bEnableYInversion = TRUE;
285 }
286 else
287 {
288 bEnableYInversion = FALSE;
289 mlf.lM32 = pHps->HPStoHDCInversionHeight + pHps->height - mlf.lM32;
290 mlf.fxM22 = -mlf.fxM22;
291 }
292
293 if (!pHps->isMetaPS)
294// if ((!pHps->isMetaPS) ||
295// (pHps->pMetaFileObject && pHps->pMetaFileObject->isEnhanced()))
296 rc = GpiSetDefaultViewMatrix(pHps->hps, 8, &mlf, TRANSFORM_REPLACE);
297 if(rc == 0) {
298 dprintf(("WARNING: GpiSetDefaultViewMatrix returned FALSE!!"));
299 }
300#ifdef INVERT
301 if (bEnableYInversion)
302 GpiEnableYInversion(pHps->hps, pHps->height + pHps->HPStoHDCInversionHeight);
303 else
304 GpiEnableYInversion(pHps->hps, 0);
305#else
306 pHps->yInvert = 0;
307 if(bEnableYInversion)
308 {
309 pHps->yInvert4Enable = pHps->height + pHps->HPStoHDCInversionHeight;
310 if(pHps->isPrinter)
311 {
312 pHps->yInvert = pHps->yInvert4Enable
313 * (pHps->windowExt.cy / (double)pHps->viewportYExt);
314 } else {
315 pHps->yInvert = pHps->yInvert4Enable;
316 }
317 }
318#endif
319
320 TestWideLine(pHps);
321 Calculate1PixelDelta(pHps);
322 return rc;
323}
324//******************************************************************************
325//******************************************************************************
326BOOL changePageXForm(Win32BaseWindow *wnd, pDCData pHps, PPOINTL pValue, int x, int y, PPOINTL pPrev)
327{
328 BOOL result = FALSE;
329
330 if (pValue)
331 {
332 if (pPrev)
333 *pPrev = *pValue;
334
335 if ((pValue->x == x) && (pValue->y == y)) {
336 return TRUE;
337 }
338 pValue->x = x;
339 pValue->y = y;
340 }
341 else
342 {
343 if (pPrev)
344 {
345 pPrev->x = (int)pHps->viewportXExt;
346 pPrev->y = (int)pHps->viewportYExt;
347 }
348 pHps->viewportXExt = (double)x;
349 pHps->viewportYExt = (double)y;
350 }
351
352 if (pHps->MapMode == MM_ISOTROPIC_W)
353 {
354 double xExt = fabs(pHps->viewportXExt);
355 double yExt = fabs(pHps->viewportYExt);
356 double sf = fabs((double)pHps->windowExt.cx / pHps->windowExt.cy);
357
358 if (xExt > (yExt * sf))
359 {
360 xExt = yExt * sf;
361
362 if ((double)LONG_MAX <= xExt) return (result);
363
364 if (pHps->viewportXExt < 0.0)
365 pHps->viewportXExt = -xExt;
366 else
367 pHps->viewportXExt = xExt;
368 }
369 else
370 {
371 yExt = xExt / sf;
372
373 if ((double)LONG_MAX <= yExt) return (result);
374
375 if (pHps->viewportYExt < 0.0)
376 pHps->viewportYExt = -yExt;
377 else
378 pHps->viewportYExt = yExt;
379 }
380 }
381 result = setPageXForm(wnd, pHps);
382
383 return (result);
384}
385//******************************************************************************
386//******************************************************************************
387VOID removeClientArea(Win32BaseWindow *window, pDCData pHps)
388{
389 pHps->isClient = FALSE;
390 pHps->isClientArea = FALSE;
391}
392//******************************************************************************
393//******************************************************************************
394void selectClientArea(Win32BaseWindow *window, pDCData pHps)
395{
396 pHps->isClient = TRUE;
397 pHps->isClientArea = TRUE;
398}
399//******************************************************************************
400//******************************************************************************
401void selectClientArea(Win32BaseWindow *wnd, HDC hdc)
402{
403 pDCData pHps = (pDCData)GpiQueryDCData (wnd->getOwnDC());
404
405 if (pHps != NULLHANDLE)
406 selectClientArea(wnd, pHps);
407}
408//******************************************************************************
409//******************************************************************************
410LONG clientHeight(Win32BaseWindow *wnd, HWND hwnd, pDCData pHps)
411{
412 if ((hwnd == 0) && (pHps != 0))
413 hwnd = pHps->hwnd;
414
415 if ((hwnd != 0) || (pHps == 0))
416 {
417 if(wnd) {
418 if(pHps && !pHps->isClientArea) {
419 return (wnd->getWindowHeight());
420 }
421 else return (wnd->getClientHeight());
422 }
423 else return OSLibQueryScreenHeight();
424 }
425 else if (pHps->bitmapHandle)
426 {
427 return pHps->bitmapHeight;
428 }
429 else if (pHps->isMetaPS)
430 {
431 return 0;
432 }
433 else if (pHps->isPrinter)
434 {
435 return pHps->printPageHeight;
436 }
437 else
438 {
439 return MEM_HPS_MAX;
440 }
441}
442//******************************************************************************
443//******************************************************************************
444BOOL WIN32API changePageXForm(pDCData pHps, PPOINTL pValue, int x, int y, PPOINTL pPrev)
445{
446 Win32BaseWindow *wnd;
447
448 if(pHps->isClient) {
449 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
450 }
451 else wnd = Win32BaseWindow::GetWindowFromOS2FrameHandle(pHps->hwnd);
452 BOOL ret = changePageXForm(wnd, pHps, pValue, x, y, pPrev);
453 if(wnd) RELEASE_WNDOBJ(wnd);
454 return ret;
455}
456//******************************************************************************
457//******************************************************************************
458BOOL WIN32API setPageXForm(pDCData pHps)
459{
460 Win32BaseWindow *wnd;
461
462 if(pHps->isClient) {
463 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
464 }
465 else wnd = Win32BaseWindow::GetWindowFromOS2FrameHandle(pHps->hwnd);
466 BOOL ret = setPageXForm(wnd, pHps);
467 if(wnd) RELEASE_WNDOBJ(wnd);
468 return ret;
469}
470//******************************************************************************
471//******************************************************************************
472VOID WIN32API removeClientArea(pDCData pHps)
473{
474 Win32BaseWindow *wnd;
475
476 if(pHps->isClient) {
477 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
478 }
479 else wnd = Win32BaseWindow::GetWindowFromOS2FrameHandle(pHps->hwnd);
480 if(wnd) {
481 removeClientArea(wnd, pHps);
482 RELEASE_WNDOBJ(wnd);
483 }
484}
485//******************************************************************************
486//******************************************************************************
487VOID WIN32API selectClientArea(pDCData pHps)
488{
489 Win32BaseWindow *wnd;
490
491 if(pHps->isClient) {
492 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
493 }
494 else wnd = Win32BaseWindow::GetWindowFromOS2FrameHandle(pHps->hwnd);
495 if(wnd) {
496 selectClientArea(wnd, pHps);
497 RELEASE_WNDOBJ(wnd);
498 }
499}
500//******************************************************************************
501//******************************************************************************
502VOID WIN32API checkOrigin(pDCData pHps)
503{
504 Win32BaseWindow *wnd;
505
506 if(pHps->isClient) {
507 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
508 }
509 else wnd = Win32BaseWindow::GetWindowFromOS2FrameHandle(pHps->hwnd);
510 if(wnd) {
511 if(pHps->isClient)
512 selectClientArea(wnd, pHps);
513 RELEASE_WNDOBJ(wnd);
514 }
515}
516//******************************************************************************
517//******************************************************************************
518LONG WIN32API clientHeight(HWND hwnd, pDCData pHps)
519{
520 Win32BaseWindow *wnd;
521
522 if(!pHps) {
523 wnd = Win32BaseWindow::GetWindowFromOS2Handle(hwnd);
524 }
525 else
526 if(pHps->isClient) {
527 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
528 }
529 else wnd = Win32BaseWindow::GetWindowFromOS2FrameHandle(pHps->hwnd);
530 LONG ret = clientHeight(wnd, hwnd, pHps);
531 if(wnd) RELEASE_WNDOBJ(wnd);
532 return ret;
533}
534//******************************************************************************
535//******************************************************************************
536int WIN32API setMapModeDC(pDCData pHps, int mode)
537{
538 Win32BaseWindow *wnd;
539
540 if(pHps->isClient) {
541 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
542 }
543 else wnd = Win32BaseWindow::GetWindowFromOS2FrameHandle(pHps->hwnd);
544 int ret = setMapMode(wnd, pHps, mode);
545 if(wnd) RELEASE_WNDOBJ(wnd);
546 return ret;
547}
548//******************************************************************************
549//******************************************************************************
550BOOL isYup (pDCData pHps)
551{
552 if (((pHps->windowExt.cy < 0) && (pHps->viewportYExt > 0.0)) ||
553 ((pHps->windowExt.cy > 0) && (pHps->viewportYExt < 0.0)))
554 {
555 if ((pHps->graphicsMode == GM_COMPATIBLE_W) ||
556 ((pHps->graphicsMode == GM_ADVANCED_W) && (pHps->xform.eM22 >= 0.0)))
557 return TRUE;
558 }
559 else
560 {
561 if ((pHps->graphicsMode == GM_ADVANCED_W) && (pHps->xform.eM22 < 0.0))
562 return TRUE;
563 }
564 return FALSE;
565}
566//******************************************************************************
567//******************************************************************************
568INT revertDy (Win32BaseWindow *wnd, INT dy)
569{
570 //SvL: Hack for memory.exe (doesn't get repainted properly otherwise)
571// if (wnd->isOwnDC() && wnd->getOwnDC())
572 if (wnd->isOwnDC())
573 {
574 pDCData pHps = (pDCData)GpiQueryDCData (wnd->getOwnDC());
575
576 if (pHps != NULLHANDLE)
577 if (!isYup (pHps))
578 dy = -dy;
579 }
580 else
581 {
582 dy = -dy;
583 }
584 return (dy);
585}
586//******************************************************************************
587//******************************************************************************
588HDC sendEraseBkgnd (Win32BaseWindow *wnd)
589{
590 BOOL erased;
591 HWND hwnd;
592 HDC hdc;
593 HPS hps;
594 HRGN hrgnUpdate, hrgnOld, hrgnClip, hrgnCombined;
595 RECTL rectl = { 1, 1, 2, 2 };
596
597 hwnd = wnd->getOS2WindowHandle();
598 hps = WinGetPS(hwnd);
599
600 hrgnUpdate = GpiCreateRegion (hps, 1, &rectl);
601 WinQueryUpdateRegion (hwnd, hrgnUpdate);
602 hrgnClip = GpiQueryClipRegion (hps);
603
604 if (hrgnClip == NULLHANDLE)
605 {
606 GpiSetClipRegion (hps, hrgnUpdate, &hrgnOld);
607 }
608 else
609 {
610 hrgnCombined = GpiCreateRegion (hps, 1, &rectl);
611 GpiCombineRegion (hps, hrgnCombined, hrgnClip, hrgnUpdate, CRGN_AND);
612 GpiSetClipRegion (hps, hrgnCombined, &hrgnOld);
613 GpiDestroyRegion (hps, hrgnUpdate);
614 GpiDestroyRegion (hps, hrgnClip);
615 }
616 if (hrgnOld != NULLHANDLE)
617 GpiDestroyRegion (hps, hrgnOld);
618
619 hdc = HPSToHDC (hwnd, hps, NULL, NULL);
620
621 erased = wnd->MsgEraseBackGround (hdc);
622
623 DeleteHDC (hdc);
624 WinReleasePS (hps);
625
626 return erased;
627}
628//******************************************************************************
629//******************************************************************************
630void releaseOwnDC (HDC hps)
631{
632 pDCData pHps = (pDCData)GpiQueryDCData ((HPS)hps);
633
634 dprintf2(("releaseOwnDC %x", hps));
635
636 if (pHps) {
637 if (pHps->hrgnHDC)
638 GpiDestroyRegion (pHps->hps, pHps->hrgnHDC);
639
640 GpiSetBitmap (pHps->hps, NULL);
641 O32_DeleteObject (pHps->nullBitmapHandle);
642 GpiDestroyPS(pHps->hps);
643
644 if (pHps->hdc)
645 DevCloseDC(pHps->hdc);
646 }
647}
648//******************************************************************************
649//******************************************************************************
650HDC WIN32API BeginPaint (HWND hWnd, PPAINTSTRUCT_W lpps)
651{
652 HWND hwnd = hWnd ? hWnd : HWND_DESKTOP;
653 pDCData pHps = NULLHANDLE;
654 HPS hPS_ownDC = NULLHANDLE, hpsPaint = 0;
655 RECTL rectl = {0, 0, 1, 1};
656 HRGN hrgnOldClip;
657 LONG lComplexity;
658 RECTL rectlClient;
659 RECTL rectlClip;
660
661 if(lpps == NULL) {
662 //BeginPaint does NOT change last error in this case
663 //(verified in NT4, SP6)
664 dprintf (("USER32: BeginPaint %x NULL PAINTSTRUCT pointer", hWnd));
665 return 0;
666 }
667 memset(lpps, 0, sizeof(*lpps));
668
669 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
670 if(!wnd) {
671 dprintf (("USER32: BeginPaint %x %x: invalid window handle!!", hWnd, lpps));
672 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W); //(verified in NT4, SP6)
673 return (HDC)0;
674 }
675 HWND hwndClient = wnd->getOS2WindowHandle();
676
677 if(hwnd != HWND_DESKTOP && wnd->isOwnDC())
678 {
679 hPS_ownDC = wnd->getOwnDC();
680 //SvL: Hack for memory.exe (doesn't get repainted properly otherwise)
681 if(hPS_ownDC) {
682 pHps = (pDCData)GpiQueryDCData(hPS_ownDC);
683 if (!pHps)
684 {
685 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
686 RELEASE_WNDOBJ(wnd);
687 SetLastError(ERROR_INVALID_PARAMETER_W);
688 return (HDC)NULLHANDLE;
689 }
690 hpsPaint = hPS_ownDC;
691 }
692 }
693 if(!hpsPaint) {
694 hpsPaint = GetDCEx(hwnd, 0, (DCX_CACHE_W|DCX_USESTYLE_W));
695 pHps = (pDCData)GpiQueryDCData(hpsPaint);
696 if (!pHps)
697 {
698 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
699 RELEASE_WNDOBJ(wnd);
700 SetLastError(ERROR_INVALID_PARAMETER_W);
701 return (HDC)NULLHANDLE;
702 }
703 }
704
705 if(WinQueryUpdateRect(hwndClient, &rectl) == FALSE)
706 {
707 memset(&rectl, 0, sizeof(rectl));
708 dprintf (("USER32: WARNING: WinQueryUpdateRect failed (error or no update rectangle)!!"));
709
710 HRGN hrgnClip = GpiCreateRegion(pHps->hps, 1, &rectl);
711 GpiSetClipRegion(pHps->hps, hrgnClip, &hrgnOldClip);
712
713 selectClientArea(wnd, pHps);
714
715 //save old clip region (restored for CS_OWNDC windows in EndPaint)
716 wnd->SetClipRegion(hrgnOldClip);
717 lComplexity = RGN_NULL;
718 }
719 else {
720 rectlClip.yBottom = rectlClip.xLeft = 0;
721 rectlClip.yTop = rectlClip.xRight = 1;
722
723 //Query update region
724 HRGN hrgnClip = GpiCreateRegion(pHps->hps, 1, &rectlClip);
725 WinQueryUpdateRegion(hwndClient, hrgnClip);
726 WinValidateRegion(hwndClient, hrgnClip, FALSE);
727
728 dprintfRegion(pHps->hps, wnd->getWindowHandle(), hrgnClip);
729
730#ifdef DEBUG
731 //Note: GpiQueryClipBox returns logical points
732 lComplexity = GpiQueryClipBox(pHps->hps, &rectlClip);
733 dprintf(("ClipBox (%d): (%d,%d)(%d,%d)", lComplexity, rectlClip.xLeft, rectlClip.yBottom, rectlClip.xRight, rectlClip.yTop));
734#endif
735
736 //set clip region
737 lComplexity = GpiSetClipRegion(pHps->hps, hrgnClip, &hrgnOldClip);
738
739 if(lComplexity == RGN_NULL) {
740 dprintf (("BeginPaint %x: EMPTY update rectangle (show=%d/%d vis=%d/%d", hWnd, WinIsWindowVisible(wnd->getOS2FrameWindowHandle()), WinIsWindowVisible(wnd->getOS2WindowHandle()), WinIsWindowShowing(wnd->getOS2FrameWindowHandle()), WinIsWindowShowing(wnd->getOS2WindowHandle())));
741 }
742 else dprintf (("BeginPaint %x: (show=%d/%d vis=%d/%d)", hWnd, WinIsWindowVisible(wnd->getOS2FrameWindowHandle()), WinIsWindowVisible(wnd->getOS2WindowHandle()), WinIsWindowShowing(wnd->getOS2FrameWindowHandle()), WinIsWindowShowing(wnd->getOS2WindowHandle())));
743
744 selectClientArea(wnd, pHps);
745
746#ifdef DEBUG
747 //Note: GpiQueryClipBox returns logical points
748 GpiQueryClipBox(pHps->hps, &rectlClip);
749 dprintf(("ClipBox (%d): (%d,%d)(%d,%d)", lComplexity, rectlClip.xLeft, rectlClip.yBottom, rectlClip.xRight, rectlClip.yTop));
750#endif
751 //save old clip region (restored for CS_OWNDC windows in EndPaint)
752 wnd->SetClipRegion(hrgnOldClip);
753 }
754
755 if(hPS_ownDC == 0)
756 setMapMode (wnd, pHps, MM_TEXT_W);
757 else
758 setPageXForm(wnd, pHps);
759
760 pHps->hdcType = TYPE_3;
761
762 HideCaret(hwnd);
763 WinShowTrackRect(wnd->getOS2WindowHandle(), FALSE);
764
765 if((wnd->needsEraseBkgnd() || wnd->IsVisibleRegionChanged()) && lComplexity != RGN_NULL) {
766 wnd->setEraseBkgnd(FALSE);
767 wnd->SetVisibleRegionChanged(FALSE);
768 lpps->fErase = (wnd->MsgEraseBackGround(pHps->hps) == 0);
769 }
770 else lpps->fErase = TRUE;
771
772 lpps->hdc = (HDC)pHps->hps;
773
774 if(lComplexity != RGN_NULL) {
775 long height = wnd->getClientHeight();
776 lpps->rcPaint.top = height - rectl.yTop;
777 lpps->rcPaint.left = rectl.xLeft;
778 lpps->rcPaint.bottom = height - rectl.yBottom;
779 lpps->rcPaint.right = rectl.xRight;
780 //BeginPaint must return logical points instead of device points.
781 //(not the same if e.g. app changes page viewport)
782 DPtoLP(lpps->hdc, (LPPOINT)&lpps->rcPaint, 2);
783 }
784 else {
785 lpps->rcPaint.bottom = lpps->rcPaint.top = 0;
786 lpps->rcPaint.right = lpps->rcPaint.left = 0;
787 }
788 RELEASE_WNDOBJ(wnd);
789
790 SetLastError(0);
791 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));
792 return (HDC)pHps->hps;
793}
794//******************************************************************************
795//******************************************************************************
796BOOL WIN32API EndPaint (HWND hWnd, const PAINTSTRUCT_W *pPaint)
797{
798 HWND hwnd = hWnd ? hWnd : HWND_DESKTOP;
799 HRGN hrgnOld;
800 pDCData pHps;
801
802 dprintf (("USER32: EndPaint(%x)", hwnd));
803
804 if (!pPaint || !pPaint->hdc )
805 return TRUE;
806
807 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
808
809 if (!wnd) goto exit;
810
811 pHps = (pDCData)GpiQueryDCData((HPS)pPaint->hdc);
812 if (pHps && (pHps->hdcType == TYPE_3))
813 {
814 GpiSetClipRegion(pHps->hps, wnd->GetClipRegion(), &hrgnOld);
815 wnd->SetClipRegion(0);
816 if(hrgnOld) {
817 GpiDestroyRegion(pHps->hps, hrgnOld);
818 }
819 pHps->hdcType = TYPE_1; //otherwise Open32's ReleaseDC fails
820 ReleaseDC(hwnd, pPaint->hdc);
821 }
822 else {
823 dprintf(("EndPaint: wrong hdc %x!!", pPaint->hdc));
824 }
825 wnd->setEraseBkgnd(TRUE);
826 ShowCaret(hwnd);
827 WinShowTrackRect(wnd->getOS2WindowHandle(), TRUE);
828
829exit:
830 if(wnd) RELEASE_WNDOBJ(wnd);
831 SetLastError(0);
832 return TRUE;
833}
834//******************************************************************************
835//******************************************************************************
836int WIN32API ReleaseDC (HWND hwnd, HDC hdc)
837{
838 BOOL isOwnDC = FALSE;
839 int rc;
840
841 if (hwnd)
842 {
843 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
844 if(wnd == NULL) {
845 dprintf(("ERROR: ReleaseDC %x %x failed", hwnd, hdc));
846 return 0;
847 }
848 isOwnDC = wnd->isOwnDC() && (wnd->getOwnDC() == hdc);
849 if(!isOwnDC)
850 {
851 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
852 if(pHps && pHps->psType == MICRO_CACHED) {
853 removeClientArea(wnd, pHps);
854 if(pHps->hrgnVis) {
855 GreDestroyRegion(pHps->hps, pHps->hrgnVis);
856 pHps->hrgnVis = 0;
857 }
858 }
859 else {
860 dprintf(("ERROR: ReleaseDC: pHps == NULL!!"));
861 DebugInt3();
862 }
863 }
864 else {
865 dprintf2(("ReleaseDC: CS_OWNDC, not released"));
866 }
867 RELEASE_WNDOBJ(wnd);
868 }
869
870 if(isOwnDC) {
871 rc = TRUE;
872 }
873 else {
874 UnselectGDIObjects(hdc);
875 rc = O32_ReleaseDC (0, hdc);
876 }
877
878 dprintf(("ReleaseDC %x %x", hwnd, hdc));
879 return (rc);
880}
881//******************************************************************************
882// This implementation of GetDCEx supports
883// DCX_WINDOW
884// DCX_CACHE
885// DCX_EXCLUDERGN (complex regions allowed)
886// DCX_INTERSECTRGN (complex regions allowed)
887// DCX_USESTYLE
888// DCX_CLIPSIBLINGS
889// DCX_CLIPCHILDREN
890// DCX_PARENTCLIP
891//
892//TODO: WM_SETREDRAW affects drawingAllowed flag!!
893//******************************************************************************
894HDC WIN32API GetDCEx (HWND hwnd, HRGN hrgn, ULONG flags)
895{
896 Win32BaseWindow *wnd = NULL;
897 HWND hWindow;
898 BOOL success;
899 pDCData pHps = NULL;
900 HPS hps = NULLHANDLE;
901 BOOL drawingAllowed = TRUE;
902 BOOL isWindowOwnDC;
903 BOOL creatingOwnDC = FALSE;
904 PS_Type psType;
905
906 if(hwnd == 0) {
907 dprintf(("error: GetDCEx window %x not found", hwnd));
908 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
909 return 0;
910 }
911
912 if(hwnd)
913 {
914 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
915 if(wnd == NULL) {
916 dprintf (("ERROR: User32: GetDCEx bad window handle %X!!!!!", hwnd));
917 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
918 return 0;
919 }
920 if(flags & DCX_WINDOW_W) {
921 hWindow = wnd->getOS2FrameWindowHandle();
922 }
923 else hWindow = wnd->getOS2WindowHandle();
924 }
925
926 isWindowOwnDC = (((hWindow == HWND_DESKTOP) ? FALSE : (wnd->isOwnDC()))
927 && !(flags & (DCX_CACHE_W|DCX_WINDOW_W)));
928
929 if(isWindowOwnDC) //own dc always for client area
930 {
931 hps = wnd->getOwnDC();
932 if (hps)
933 {
934 pDCData pHps = (pDCData)GpiQueryDCData (hps);
935 if (!pHps)
936 goto error;
937
938 selectClientArea(wnd, pHps);
939
940 //TODO: Is this always necessary??
941 setPageXForm (wnd, pHps);
942 pHps->hdcType = TYPE_1;
943
944 //TODO: intersect/exclude clip region?
945 dprintf (("User32: GetDCEx hwnd %x (%x %x) -> wnd %x hdc %x", hwnd, hrgn, flags, wnd, hps));
946
947 RELEASE_WNDOBJ(wnd);
948 return (HDC)hps;
949 }
950 else creatingOwnDC = TRUE;
951 }
952
953 if(isWindowOwnDC)
954 {
955 SIZEL sizel = {0,0};
956 hps = GpiCreatePS (WinQueryAnchorBlock (hWindow),
957 WinOpenWindowDC (hWindow),
958 &sizel, PU_PELS | GPIT_MICRO | GPIA_ASSOC );
959 psType = MICRO;
960 // default cp is OS/2 one: set to windows default (ODIN.INI)
961 GpiSetCp(hps, GetDisplayCodepage());
962 }
963 else
964 {
965 if (hWindow == HWND_DESKTOP) {
966 hps = WinGetScreenPS (hWindow);
967 }
968 else {
969 int clipstyle = 0;
970 int clipwnd = HWND_TOP;
971 if(flags & (DCX_USESTYLE_W)) {
972 int style = wnd->getStyle();
973 if(style & WS_CLIPCHILDREN_W) {
974 clipstyle |= PSF_CLIPCHILDREN;
975 }
976 if(style & WS_CLIPSIBLINGS_W) {
977 clipstyle |= PSF_CLIPSIBLINGS;
978 }
979 if(wnd->fHasParentDC()) {
980 clipstyle |= PSF_PARENTCLIP;
981 }
982 }
983 if(flags & DCX_CLIPSIBLINGS_W) {
984 clipstyle |= PSF_CLIPSIBLINGS;
985 }
986 if(flags & DCX_CLIPCHILDREN_W) {
987 clipstyle |= PSF_CLIPCHILDREN;
988 }
989 if(flags & DCX_PARENTCLIP_W) {
990 clipstyle |= PSF_PARENTCLIP;
991 }
992 if(clipstyle) {
993 dprintf2(("WinGetClipPS style %x", clipstyle));
994 hps = WinGetClipPS(hWindow, clipwnd, clipstyle);
995 }
996 else hps = WinGetPS (hWindow);
997
998 // default cp is OS/2 one: set to windows default (ODIN.INI)
999 GpiSetCp(hps, GetDisplayCodepage());
1000 }
1001 psType = MICRO_CACHED;
1002 }
1003
1004 if (!hps)
1005 goto error;
1006
1007 HPSToHDC (hWindow, hps, NULL, NULL);
1008 pHps = (pDCData)GpiQueryDCData (hps);
1009
1010 if(flags & DCX_WINDOW_W) {
1011 removeClientArea(wnd, pHps);
1012 }
1013 else selectClientArea(wnd, pHps);
1014
1015 setMapMode(wnd, pHps, MM_TEXT_W);
1016
1017 if ((flags & DCX_EXCLUDERGN_W) || (flags & DCX_INTERSECTRGN_W))
1018 {
1019 ULONG BytesNeeded;
1020 PRGNDATA RgnData;
1021 PRECT pr;
1022 int i;
1023 RECTL rectl;
1024
1025 if (!hrgn)
1026 goto error;
1027
1028 success = TRUE;
1029 if (flags & DCX_EXCLUDERGN_W)
1030 {
1031#if 0 //CB: todo
1032 long height;
1033
1034 BytesNeeded = GetRegionData (hrgn, 0, NULL);
1035 RgnData = (PRGNDATA_W)_alloca (BytesNeeded);
1036 if (RgnData == NULL)
1037 goto error;
1038 GetRegionData (hrgn, BytesNeeded, RgnData);
1039
1040 i = RgnData->rdh.nCount;
1041 pr = (PRECT)(RgnData->Buffer);
1042
1043 if (flags & DCX_WINDOW_W)
1044 height = wnd->getWindowHeight();
1045 else height = wnd->getClientHeight();
1046
1047 for (; (i > 0) && success; i--, pr++) {
1048 LONG y = pr->yBottom;
1049
1050 pr->yBottom = height - pr->yTop;
1051 pr->yTop = height - y;
1052 success &= GpiExcludeClipRectangle (pHps->hps, pr);
1053 }
1054#endif
1055 }
1056 else //DCX_INTERSECTRGN_W
1057 {
1058 //SvL: I'm getting paint problems when clipping a dc created in GetDCEx
1059 // with a region that covers the entire window (RealPlayer 7 Update 1)
1060 // Using SelectClipRgn here doesn't make any difference.
1061 if(ExtSelectClipRgn(pHps->hps, hrgn, RGN_AND_W) == ERROR_W) {
1062 dprintf(("ExtSelectClipRgn failed!!"));
1063 }
1064 }
1065 if (!success)
1066 goto error;
1067 }
1068
1069 if (creatingOwnDC)
1070 wnd->setOwnDC ((HDC)hps);
1071
1072 pHps->psType = psType;
1073 pHps->hdcType = TYPE_1;
1074 //TODO: WM_SETREDRAW affects drawingAllowed flag!!
1075 GpiSetDrawControl (hps, DCTL_DISPLAY, drawingAllowed ? DCTL_ON : DCTL_OFF);
1076
1077 dprintf (("User32: GetDCEx hwnd %x (%x %x) -> hdc %x", hwnd, hrgn, flags, pHps->hps));
1078 RELEASE_WNDOBJ(wnd);
1079
1080 return (HDC)pHps->hps;
1081
1082error:
1083 /* Something went wrong; clean up
1084 */
1085 dprintf(("ERROR: GetDCEx hwnd %x (%x %x) FAILED!", hwnd, hrgn, flags));
1086 DebugInt3();
1087 if (pHps)
1088 {
1089 if (pHps->hps)
1090 {
1091 if(pHps->psType == MICRO_CACHED)
1092 WinReleasePS(pHps->hps);
1093 else
1094 GpiDestroyPS(pHps->hps);
1095 }
1096
1097 if (pHps->hdc) DevCloseDC(pHps->hdc);
1098 if (pHps->hrgnHDC) GpiDestroyRegion(pHps->hps, pHps->hrgnHDC);
1099
1100 O32_DeleteObject (pHps->nullBitmapHandle);
1101 }
1102 if(wnd) RELEASE_WNDOBJ(wnd);
1103 SetLastError(ERROR_INVALID_PARAMETER_W);
1104 return NULL;
1105}
1106//******************************************************************************
1107//******************************************************************************
1108HDC WIN32API GetDC (HWND hwnd)
1109{
1110 if(!hwnd)
1111 return GetDCEx( GetDesktopWindow(), 0, DCX_CACHE_W | DCX_WINDOW_W );
1112
1113 return GetDCEx (hwnd, NULL, 0);
1114}
1115//******************************************************************************
1116//******************************************************************************
1117HDC WIN32API GetWindowDC (HWND hwnd)
1118{
1119 if (!hwnd) hwnd = GetDesktopWindow();
1120 return GetDCEx (hwnd, NULL, DCX_WINDOW_W);
1121}
1122//******************************************************************************
1123//Helper for RedrawWindow (RDW_ALLCHILDREN_W)
1124//******************************************************************************
1125LRESULT WIN32API RedrawChildEnumProc(HWND hwnd, LPARAM lParam)
1126{
1127 RedrawWindow(hwnd, NULL, 0, lParam);
1128 return TRUE;
1129}
1130//******************************************************************************
1131// This implementation of RedrawWindow supports
1132// RDW_ERASE
1133// RDW_NOERASE
1134// RDW_INTERNALPAINT
1135// RDW_NOINTERNALPAINT
1136// RDW_INVALIDATE
1137// RDW_VALIDATE
1138// RDW_ERASENOW
1139// RDW_UPDATENOW
1140// RDW_FRAME
1141//
1142//TODO: Works ok for RDW_FRAME??
1143// SDK docs say RDW_FRAME is only valid for RDW_INVALIDATE...
1144//******************************************************************************
1145BOOL WIN32API RedrawWindow(HWND hwnd, const RECT* pRect, HRGN hrgn, DWORD redraw)
1146{
1147 Win32BaseWindow *wnd;
1148
1149 if(pRect) {
1150 dprintf(("RedrawWindow %x (%d,%d)(%d,%d) %x %x", hwnd, pRect->left, pRect->top, pRect->right, pRect->bottom, hrgn, redraw));
1151 }
1152 else dprintf(("RedrawWindow %x %x %x %x", hwnd, pRect, hrgn, redraw));
1153
1154 if (hwnd == NULLHANDLE)
1155 {
1156 hwnd = HWND_DESKTOP;
1157 wnd = Win32BaseWindow::GetWindowFromOS2Handle(OSLIB_HWND_DESKTOP);
1158
1159 if (!wnd)
1160 {
1161 dprintf(("USER32:dc: RedrawWindow can't find desktop window %08xh\n",
1162 hwnd));
1163 SetLastError(ERROR_INVALID_PARAMETER_W);
1164 return FALSE;
1165 }
1166 }
1167 else
1168 {
1169 wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1170
1171 if (!wnd)
1172 {
1173 dprintf(("USER32:dc: RedrawWindow can't find window %08xh\n",
1174 hwnd));
1175 SetLastError(ERROR_INVALID_PARAMETER_W);
1176 return FALSE;
1177 }
1178 if(redraw & RDW_FRAME_W) {
1179 hwnd = wnd->getOS2FrameWindowHandle();
1180 }
1181 else hwnd = wnd->getOS2WindowHandle();
1182 }
1183
1184 BOOL IncludeChildren = (redraw & RDW_ALLCHILDREN_W) ? TRUE : FALSE;
1185 BOOL success = TRUE;
1186 HPS hpsTemp = NULLHANDLE;
1187 HRGN hrgnTemp = NULLHANDLE;
1188 RECTL rectl;
1189
1190 if (hrgn)
1191 {
1192 ULONG BytesNeeded;
1193 PRGNDATA RgnData;
1194 PRECTL pr;
1195 int i;
1196 LONG height;
1197
1198 if(wnd) {
1199 height = (redraw & RDW_FRAME_W) ? wnd->getWindowHeight() : wnd->getClientHeight();
1200 }
1201 else height = OSLibQueryScreenHeight();
1202
1203 if (!hrgn)
1204 goto error;
1205
1206 BytesNeeded = GetRegionData (hrgn, 0, NULL);
1207 RgnData = (PRGNDATA)_alloca (BytesNeeded);
1208 if (RgnData == NULL)
1209 goto error;
1210 GetRegionData (hrgn, BytesNeeded, RgnData);
1211
1212 pr = (PRECTL)(RgnData->Buffer);
1213 for (i = RgnData->rdh.nCount; i > 0; i--, pr++) {
1214 LONG temp = pr->yTop;
1215 pr->yTop = height - pr->yBottom;
1216 pr->yBottom = height - temp;
1217 dprintf2(("RedrawWindow: region (%d,%d) (%d,%d)", pr->xLeft, pr->yBottom, pr->xRight, pr->yTop));
1218 }
1219
1220 hpsTemp = WinGetScreenPS (HWND_DESKTOP);
1221 hrgnTemp = GpiCreateRegion (hpsTemp, RgnData->rdh.nCount, (PRECTL)(RgnData->Buffer));
1222 if (!hrgnTemp) goto error;
1223 }
1224 else if (pRect)
1225 {
1226 if(wnd) {
1227 if(redraw & RDW_FRAME_W) {
1228 mapWin32ToOS2Rect(wnd->getWindowHeight(), (PRECT)pRect, (PRECTLOS2)&rectl);
1229 }
1230 else mapWin32ToOS2Rect(wnd->getClientHeight(), (PRECT)pRect, (PRECTLOS2)&rectl);
1231 }
1232 else mapWin32ToOS2Rect(OSLibQueryScreenHeight(), (PRECT)pRect, (PRECTLOS2)&rectl);
1233 }
1234
1235 if (redraw & RDW_INVALIDATE_W)
1236 {
1237 //TODO: SvL: pingpong.exe doesn't have RDW_NOERASE, but doesn't want WM_ERASEBKGND msgs
1238 if (redraw & RDW_ERASE_W) {
1239 wnd->setEraseBkgnd(TRUE);
1240 }
1241 else
1242 //Don't clear erase background flag if the window is
1243 //already (partly) invalidated
1244 if (!WinQueryUpdateRect (hwnd, NULL)) {
1245 wnd->setEraseBkgnd(FALSE);
1246 }
1247
1248 if (!pRect && !hrgn)
1249 success = WinInvalidateRect (hwnd, NULL, IncludeChildren);
1250 else
1251 if (hrgn) {
1252 success = WinInvalidateRegion (hwnd, hrgnTemp, IncludeChildren);
1253 if(IncludeChildren && WinQueryUpdateRect(hwnd, NULL) == FALSE) {
1254 dprintf(("WARNING: WinQueryUpdateRect %x region %x returned false even though we just invalidated part of a window!!!", hwnd, hrgnTemp));
1255 success = success = WinInvalidateRegion (hwnd, hrgnTemp, FALSE);
1256 }
1257 }
1258 else {
1259 dprintf2(("WinInvalidateRect (%d,%d)(%d,%d)", rectl.xLeft, rectl.yBottom, rectl.xRight, rectl.yTop));
1260 success = WinInvalidateRect (hwnd, &rectl, IncludeChildren);
1261//SvL: If all children are included, then WinInvalidateRect is called
1262// with fIncludeChildren=1 -> rect of hwnd isn't invalidated if child(ren)
1263// overlap(s) the specified rectangle completely (EVEN if window doesn't
1264// have WS_CLIPCHILREN!)
1265// -> example: XWing vs Tie Fighter install window
1266// WinInvalidateRect with fIncludeChildren=0 invalidates both the parent
1267// and child windows
1268//SvL: Can't always set fIncludeChildren to FALSE or else some controls in
1269// the RealPlayer setup application aren't redrawn when invalidating
1270// their parent
1271// SO: Check if IncludeChildren is set and part of the window is invalid
1272// If not -> call WinInvalidateRect with IncludeChildren=0 to force
1273// the window rectangle to be invalidated
1274//
1275 if(IncludeChildren && WinQueryUpdateRect(hwnd, NULL) == FALSE) {
1276 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));
1277 success = WinInvalidateRect (hwnd, &rectl, FALSE);
1278 }
1279 }
1280
1281 if (!success) goto error;
1282 }
1283 else if (redraw & RDW_VALIDATE_W)
1284 {
1285 if (redraw & RDW_NOERASE_W)
1286 wnd->setEraseBkgnd(FALSE);
1287
1288 if (WinQueryUpdateRect (hwnd, NULL))
1289 {
1290 if(!pRect && !hrgn) {
1291 success = WinValidateRect (hwnd, NULL, IncludeChildren);
1292 }
1293 else
1294 if(hrgn) {
1295 success = WinValidateRegion (hwnd, hrgnTemp, IncludeChildren);
1296 }
1297 else {
1298 success = WinValidateRect (hwnd, &rectl, IncludeChildren);
1299 }
1300 if(!success) goto error;
1301 }
1302 }
1303
1304 if(WinQueryUpdateRect(hwnd, &rectl))
1305 {
1306 dprintf2(("Update region (%d,%d)(%d,%d)", rectl.xLeft, rectl.yBottom, rectl.xRight, rectl.yTop));
1307 //TODO: Does this work if RDW_ALLCHILDREN is set??
1308 if(redraw & RDW_UPDATENOW_W) {
1309 RECT rectUpdate;
1310
1311 if(redraw & RDW_FRAME_W) {
1312 mapOS2ToWin32Rect(wnd->getWindowHeight(), (PRECTLOS2)&rectl, &rectUpdate);
1313 wnd->MsgNCPaint(&rectUpdate);
1314 }
1315
1316 wnd->MsgPaint(0, FALSE);
1317 }
1318 else
1319// if((redraw & RDW_ERASE_W) && (redraw & RDW_ERASENOW_W))
1320 if(redraw & RDW_ERASENOW_W && wnd->needsEraseBkgnd())
1321 wnd->setEraseBkgnd(sendEraseBkgnd(wnd) == 0);
1322// if(redraw & RDW_ALLCHILDREN_W) {
1323// EnumChildWindows(wnd->getWindowHandle(), RedrawChildEnumProc, redraw);
1324// }
1325 }
1326 else if((redraw & RDW_INTERNALPAINT_W) && !(redraw & RDW_INVALIDATE_W))
1327 {
1328 if(redraw & RDW_UPDATENOW_W) {
1329 wnd->MsgPaint(0, FALSE);
1330 }
1331 else PostMessageA(hwnd, WINWM_PAINT, 0, 0);
1332 }
1333
1334error:
1335 /* clean up */
1336 if (hrgnTemp)
1337 GpiDestroyRegion (hpsTemp, hrgnTemp);
1338
1339 if (hpsTemp)
1340 WinReleasePS (hpsTemp);
1341
1342 if (!success) {
1343 dprintf(("RedrawWindow failure!"));
1344 SetLastError(ERROR_INVALID_PARAMETER_W);
1345 }
1346 if(wnd) RELEASE_WNDOBJ(wnd);
1347 return (success);
1348}
1349//******************************************************************************
1350//******************************************************************************
1351BOOL WIN32API UpdateWindow (HWND hwnd)
1352{
1353 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1354 RECTL rectl;
1355 BOOL rc;
1356
1357 if(!wnd) {
1358 dprintf (("ERROR: User32: UpdateWindow INVALID hwnd %x", hwnd));
1359 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
1360 return FALSE;
1361 }
1362
1363#ifdef DEBUG
1364 if(WinQueryUpdateRect(wnd->getOS2WindowHandle(), &rectl))
1365 {
1366 RECT rectUpdate;
1367 mapOS2ToWin32Rect(wnd->getClientHeight(), (PRECTLOS2)&rectl, &rectUpdate);
1368
1369 dprintf (("User32: UpdateWindow hwnd %x: update rectangle (%d,%d)(%d,%d)", hwnd, rectUpdate.left, rectUpdate.top, rectUpdate.right, rectUpdate.bottom));
1370 }
1371 else dprintf (("User32: UpdateWindow hwnd %x; EMPTY update rectangle (vis=%d/%d, show=%d/%d)", hwnd, WinIsWindowVisible(wnd->getOS2FrameWindowHandle()), WinIsWindowVisible(wnd->getOS2WindowHandle()), WinIsWindowShowing(wnd->getOS2FrameWindowHandle()), WinIsWindowShowing(wnd->getOS2WindowHandle())));
1372#endif
1373 //SvL: This doesn't work right (Wine uses RDW_NOCHILDREN_W -> doesn't work here)
1374 // Breaks vpbuddy
1375 //rc = RedrawWindow(hwnd, NULL, 0, RDW_UPDATENOW_W | RDW_ALLCHILDREN_W);
1376 // -> RDW_UPDATENOW causes WM_PAINT messages to be directy posted to window
1377 // handler; possibly bypassing queued WM_PAINT messages for parent window(s)
1378 // -> out of sync painting (i.e. parent paints over child)
1379
1380// if(!WinIsWindowShowing(wnd->getOS2FrameWindowHandle()) || !WinIsWindowShowing(wnd->getOS2WindowHandle())) {
1381// dprintf(("UpdateWindow: window not showing %d/%d", WinIsWindowShowing(wnd->getOS2FrameWindowHandle()), WinIsWindowShowing(wnd->getOS2WindowHandle()) ));
1382// RELEASE_WNDOBJ(wnd);
1383// return FALSE;
1384// }
1385 //Must use frame window here. If the frame window has a valid update region and we call
1386 //WinUpdateWindow for the client window, then no WM_PAINT messages will be sent.
1387 rc = WinUpdateWindow(wnd->getOS2FrameWindowHandle());
1388#ifdef DEBUG
1389 if(WinQueryUpdateRect(wnd->getOS2WindowHandle(), NULL))
1390 {
1391 //if parent has valid update region then WinUpdateWindow will still fail..
1392 //might be harmless and happen even in windows
1393 dprintf (("ERROR: User32: UpdateWindow didn't send WM_PAINT messages!!"));
1394 }
1395#endif
1396 RELEASE_WNDOBJ(wnd);
1397 return rc;
1398}
1399//******************************************************************************
1400//******************************************************************************
1401BOOL WIN32API ValidateRect( HWND hwnd, const RECT * lprc)
1402{
1403 if(lprc) {
1404 dprintf(("USER32: ValidateRect %x (%d,%d)(%d,%d)", hwnd, lprc->left, lprc->top, lprc->right, lprc->bottom));
1405 }
1406 else dprintf(("USER32: ValidateRect %x", hwnd));
1407
1408 return RedrawWindow( hwnd, lprc, 0, RDW_VALIDATE_W | RDW_NOCHILDREN_W | (hwnd==0 ? RDW_UPDATENOW_W : 0));
1409}
1410//******************************************************************************
1411//******************************************************************************
1412BOOL WIN32API ValidateRgn( HWND hwnd, HRGN hrgn)
1413{
1414 dprintf(("USER32: ValidateRgn %x %x", hwnd, hrgn));
1415 return RedrawWindow( hwnd, NULL, hrgn, RDW_VALIDATE_W | RDW_NOCHILDREN_W | (hwnd==0 ? RDW_UPDATENOW_W : 0));
1416}
1417//******************************************************************************
1418//******************************************************************************
1419BOOL WIN32API InvalidateRect (HWND hwnd, const RECT *pRect, BOOL erase)
1420{
1421 BOOL result;
1422
1423 if(pRect) {
1424 dprintf(("InvalidateRect %x (%d,%d)(%d,%d) erase=%d", hwnd, pRect->left, pRect->top, pRect->right, pRect->bottom, erase));
1425 }
1426 else dprintf(("InvalidateRect %x NULL erase=%d", hwnd, erase));
1427#if 1
1428 result = RedrawWindow (hwnd, pRect, NULLHANDLE,
1429 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1430 (erase ? RDW_ERASE_W : 0) |
1431 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1432#else
1433 result = RedrawWindow (hwnd, pRect, NULLHANDLE,
1434 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1435 (erase ? RDW_ERASE_W : RDW_NOERASE_W) |
1436 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1437#endif
1438 return (result);
1439}
1440//******************************************************************************
1441//******************************************************************************
1442BOOL WIN32API InvalidateRgn (HWND hwnd, HRGN hrgn, BOOL erase)
1443{
1444 BOOL result;
1445
1446 dprintf(("InvalidateRgn %x %x erase=%d", hwnd, hrgn, erase));
1447#if 1
1448 result = RedrawWindow (hwnd, NULL, hrgn,
1449 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1450 (erase ? RDW_ERASE_W : 0) |
1451 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1452#else
1453 result = RedrawWindow (hwnd, NULL, hrgn,
1454 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1455 (erase ? RDW_ERASE_W : RDW_NOERASE_W) |
1456 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1457#endif
1458 return (result);
1459}
1460//******************************************************************************
1461//TODO: Change for client rectangle!!!!!
1462//******************************************************************************
1463BOOL setPMRgnIntoWinRgn (HPS hps, HRGN hrgnPM, HRGN hrgnWin, LONG height)
1464{
1465 BOOL rc;
1466 RGNRECT rgnRect;
1467 rgnRect.ircStart = 1;
1468 rgnRect.crc = 0;
1469 rgnRect.ulDirection = RECTDIR_LFRT_TOPBOT;
1470
1471 rc = GpiQueryRegionRects (hps, hrgnPM, NULL, &rgnRect, NULL);
1472
1473 if (rc && (rgnRect.crcReturned > 0))
1474 {
1475 PRECTL Rcls = new RECTL[rgnRect.crcReturned];
1476 PRECTL pRcl = Rcls;
1477
1478 if (Rcls != NULL)
1479 {
1480 rgnRect.crc = rgnRect.crcReturned;
1481 rc = GpiQueryRegionRects (hps, hrgnPM, NULL, &rgnRect, Rcls);
1482
1483 rc = SetRectRgn(hrgnWin, pRcl->xLeft, height - pRcl->yTop,
1484 pRcl->xRight, height - pRcl->yBottom);
1485
1486 if (rgnRect.crcReturned > 1)
1487 {
1488 int i;
1489 HRGN temp;
1490 temp = CreateRectRgn (0, 0, 1, 1);
1491
1492 for (i = 1, pRcl++; rc && (i < rgnRect.crcReturned); i++, pRcl++)
1493 {
1494 rc = SetRectRgn (temp, pRcl->xLeft, height - pRcl->yTop,
1495 pRcl->xRight, height - pRcl->yBottom);
1496 rc &= CombineRgn (hrgnWin, hrgnWin, temp, RGN_OR_W);
1497 }
1498 DeleteObject (temp);
1499 }
1500 delete[] Rcls;
1501 }
1502 else
1503 {
1504 rc = FALSE;
1505 }
1506 }
1507 else
1508 {
1509 rc = SetRectRgn (hrgnWin, 0, 0, 0, 0);
1510 }
1511
1512 return (rc);
1513}
1514//******************************************************************************
1515//Using WinScrollWindow to scroll child windows is better (smoother).
1516//******************************************************************************
1517INT WIN32API ScrollWindowEx(HWND hwnd, int dx, int dy, const RECT *pScroll, const RECT *pClip,
1518 HRGN hrgnUpdate, PRECT pRectUpdate, UINT scrollFlag)
1519{
1520 Win32BaseWindow *window;
1521 APIRET rc;
1522 RECTL scrollRect;
1523 RECTL clipRect;
1524 PRECTL pScrollOS2 = NULL;
1525 PRECTL pClipOS2 = NULL;
1526 ULONG scrollFlagsOS2 = 0;
1527 int orgdy = dy;
1528 int regionType = ERROR_W;
1529
1530 window = Win32BaseWindow::GetWindowFromHandle(hwnd);
1531 if(!window) {
1532 dprintf(("ScrollWindowEx, window %x not found", hwnd));
1533 return 0;
1534 }
1535
1536 dprintf(("ScrollWindowEx %x %d %d %x %x", hwnd, dx, dy, pScroll, pClip));
1537
1538 dy = revertDy (window, dy);
1539
1540 if (scrollFlag & SW_INVALIDATE_W) scrollFlagsOS2 |= SW_INVALIDATERGN;
1541 if (scrollFlag & SW_SCROLLCHILDREN_W) scrollFlagsOS2 |= SW_SCROLLCHILDREN;
1542
1543 if(pScroll) {
1544 mapWin32ToOS2Rect(window->getClientHeight(), (RECT *)pScroll, (PRECTLOS2)&scrollRect);
1545 pScrollOS2 = &scrollRect;
1546 }
1547
1548 if(pClip) {
1549 mapWin32ToOS2Rect(window->getClientHeight(), (RECT *)pClip, (PRECTLOS2)&clipRect);
1550 pClipOS2 = &clipRect;
1551 }
1552
1553 RECTL rectlUpdate;
1554 HRGN hrgn = NULLHANDLE;
1555 HPS hpsScreen = 0;
1556
1557 if(hrgnUpdate) {
1558 RECTL rectl = { 1, 1, 2, 2 };
1559
1560 hpsScreen = WinGetScreenPS (HWND_DESKTOP);
1561 hrgn = GpiCreateRegion(hpsScreen, 1, &rectl);
1562 }
1563
1564 if (scrollFlag & SW_SMOOTHSCROLL_W)
1565 {
1566 INT time = (scrollFlag >> 16) & 0xFFFF;
1567
1568 //CB: todo, scroll in several steps
1569 // is time in ms? time <-> iteration count?
1570 }
1571
1572 LONG lComplexity = WinScrollWindow(window->getOS2WindowHandle(), dx, dy,
1573 pScrollOS2, pClipOS2,
1574 hrgn, &rectlUpdate, scrollFlagsOS2);
1575 if (lComplexity == RGN_ERROR)
1576 {
1577 RELEASE_WNDOBJ(window);
1578 return ERROR_W;
1579 }
1580
1581 //Notify children that they have moved (according to the SDK docs,
1582 //they only receive a WM_MOVE message)
1583 //(PM only does this for windows with CS_MOVENOTIFY class)
1584 //TODO: Verify this (no WM_WINDOWPOSCHANGING/ED?)
1585 if (scrollFlag & SW_SCROLLCHILDREN_W)
1586 {
1587 HWND hwndChild;
1588 RECT rectChild, rc;
1589
1590 dprintf(("ScrollWindowEx: Scroll child windows"));
1591 GetClientRect(hwnd, &rc);
1592 if (pScroll) IntersectRect(&rc, &rc, pScroll);
1593
1594 hwndChild = GetWindow(hwnd, GW_CHILD_W);
1595
1596 while(hwndChild)
1597 {
1598 Win32BaseWindow *child;
1599
1600 child = Win32BaseWindow::GetWindowFromHandle(hwndChild);
1601 if(!child) {
1602 dprintf(("ERROR: ScrollWindowEx, child %x not found", hwnd));
1603 RELEASE_WNDOBJ(window);
1604 return 0;
1605 }
1606 rectChild = *child->getWindowRect();
1607 if(!pScroll || IntersectRect(&rectChild, &rectChild, &rc))
1608 {
1609 dprintf(("ScrollWindowEx: Scroll child window %x", hwndChild));
1610 child->ScrollWindow(dx, orgdy);
1611 }
1612 RELEASE_WNDOBJ(child);
1613 hwndChild = GetWindow(hwndChild, GW_HWNDNEXT_W);
1614 }
1615 dprintf(("***ScrollWindowEx: Scroll child windows DONE"));
1616 }
1617
1618 RECT winRectUpdate;
1619
1620 mapOS2ToWin32Rect(window->getClientHeight(), (PRECTLOS2)&rectlUpdate, &winRectUpdate);
1621
1622 if (pRectUpdate)
1623 *pRectUpdate = winRectUpdate;
1624
1625 if (hrgnUpdate) {
1626 rc = setPMRgnIntoWinRgn(hpsScreen, hrgn, hrgnUpdate, window->getClientHeight());
1627 GpiDestroyRegion(hpsScreen, hrgn);
1628 WinReleasePS(hpsScreen);
1629 }
1630
1631#if 0
1632 //SvL: WinScrollWindow already invalidates the area; no need to do it again
1633 //(call to invalidateRect was wrong; has to include erase flag)
1634 if ((scrollFlag & SW_INVALIDATE_W) &&
1635 ((lComplexity == RGN_RECT) || (lComplexity == RGN_COMPLEX)))
1636 {
1637 rc = RedrawWindow (hwnd, &winRectUpdate, NULLHANDLE,
1638 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1639 ((scrollFlag & SW_ERASE_W) ? RDW_ERASE_W : 0) |
1640 RDW_UPDATENOW_W);
1641
1642// rc = InvalidateRect (hwnd, &winRectUpdate, (scrollFlag & SW_ERASE_W) ? 1 : 0);
1643 if (rc == FALSE)
1644 {
1645 RELEASE_WNDOBJ(window);
1646 return (0);
1647 }
1648 }
1649#endif
1650
1651 switch (lComplexity)
1652 {
1653 case RGN_NULL:
1654 regionType = NULLREGION_W;
1655 break;
1656 case RGN_RECT:
1657 regionType = SIMPLEREGION_W;
1658 break;
1659 case RGN_COMPLEX:
1660 regionType = COMPLEXREGION_W;
1661 break;
1662 default:
1663 regionType = ERROR_W;
1664 break;
1665 }
1666
1667 RELEASE_WNDOBJ(window);
1668 return (regionType);
1669}
1670//******************************************************************************
1671//******************************************************************************
1672BOOL WIN32API ScrollWindow(HWND hwnd, int dx, int dy, const RECT *pScroll, const RECT *pClip)
1673{
1674 dprintf(("ScrollWindow %x %d %d %x %x", hwnd, dx, dy, pScroll, pClip));
1675 return (ERROR_W != ScrollWindowEx(hwnd, dx, dy, pScroll, pClip, 0, NULL,
1676 (pScroll ? 0 : SW_SCROLLCHILDREN_W) |
1677 SW_INVALIDATE_W ));
1678}
1679//******************************************************************************
1680//******************************************************************************
1681HWND WIN32API WindowFromDC(HDC hdc)
1682{
1683 pDCData pHps = (pDCData)GpiQueryDCData( (HPS)hdc );
1684
1685 dprintf2(("USER32: WindowFromDC %x", hdc));
1686 if ( pHps )
1687 return OS2ToWin32Handle(pHps->hwnd);
1688 else
1689 return 0;
1690}
1691//******************************************************************************
1692//******************************************************************************
1693
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