source: trunk/src/user32/dc.cpp@ 3888

Last change on this file since 3888 was 3888, checked in by sandervl, 25 years ago

BeginPaint fix
File size: 54.0 KB
Line 
1/* $Id: dc.cpp,v 1.69 2000-07-22 12:51:59 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//******************************************************************************
331void selectClientArea(Win32BaseWindow *window, pDCData pHps)
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 return;
348 }
349 if(pHps->isClientArea) {
350 //TODO: counter
351 dprintf(("WARNING: selectClientArea; already selected!!"));
352 return;
353 }
354 pHps->isClient = TRUE;
355
356 hwnd = window->getOS2WindowHandle();
357
358 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&rcl);
359
360 //convert to screen coordinates
361 GreGetDCOrigin(pHps->hps, (PPOINTL)&rcltemp);
362 rcl.xLeft += rcltemp.xLeft;
363 rcl.xRight += rcltemp.xLeft;
364 rcl.yTop += rcltemp.yBottom;
365 rcl.yBottom += rcltemp.yBottom;
366
367 pHps->ptlOrigin.x = rcltemp.xLeft;
368 pHps->ptlOrigin.y = rcltemp.yBottom;
369
370 dprintf2(("selectClientArea: (%d,%d) -> (%d,%d)", rcltemp.xLeft, rcltemp.yBottom, rcl.xLeft, rcl.yBottom));
371
372 if(pHps->hrgnVis == 0)
373 pHps->hrgnVis = GreCreateRectRegion(pHps->hps, &rcl, 1);
374
375 hrgnRect = GreCreateRectRegion(pHps->hps, &rcl, 1);
376
377 // Query the visible region
378 GreCopyClipRegion(pHps->hps, pHps->hrgnVis, 0, COPYCRGN_VISRGN);
379 GpiQueryRegionBox(pHps->hps, pHps->hrgnVis, &rcltemp);
380 // And the visible region of the frame with the client rectangle
381 // to get the new visible region
382 GreCombineRegion(pHps->hps, hrgnRect, pHps->hrgnVis, hrgnRect, CRGN_AND);
383
384 // Set the new origin plus visible region in the DC
385 GreSetupDC(pHps->hps,
386 hrgnRect,
387 rcl.xLeft,
388 rcl.yBottom,
389 NULL,
390 SETUPDC_ORIGIN | SETUPDC_VISRGN | SETUPDC_RECALCCLIP);
391
392/*
393 GpiQueryRegionBox(pHps->hps, hrgnClip, &rcltemp);
394 GpiQueryRegionBox(pHps->hps, hrgnOldClip, &rcltemp);
395
396 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
397
398 GreGetDCOrigin(pHps->hps, (PPOINTL)&rcltemp);
399
400 GreCopyClipRegion(pHps->hps, hrgnRect, 0, COPYCRGN_VISRGN);
401 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
402
403 GreCopyClipRegion(pHps->hps, hrgnRect, 0, COPYCRGN_ALLINTERSECT);
404 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
405
406 GreCopyClipRegion(pHps->hps, hrgnRect, 0, COPYCRGN_CLIPRGN);
407 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
408*/
409 pHps->isClientArea = TRUE;
410
411 // Destroy the region now we have finished with it.
412 GreDestroyRegion(pHps->hps, hrgnRect);
413}
414//******************************************************************************
415//******************************************************************************
416LONG clientHeight(Win32BaseWindow *wnd, HWND hwnd, pDCData pHps)
417{
418 if ((hwnd == 0) && (pHps != 0))
419 hwnd = pHps->hwnd;
420
421 if ((hwnd != 0) || (pHps == 0))
422 {
423 if(wnd) {
424 if(pHps && !pHps->isClientArea) {
425 return (wnd->getWindowHeight());
426 }
427 else return (wnd->getClientHeight());
428 }
429 else return OSLibQueryScreenHeight();
430 }
431 else if (pHps->bitmapHandle)
432 {
433 return pHps->bitmapHeight;
434 }
435 else if (pHps->isMetaPS)
436 {
437 return 0;
438 }
439 else if (pHps->isPrinter)
440 {
441 return pHps->printPageHeight;
442 }
443 else
444 {
445 return MEM_HPS_MAX;
446 }
447}
448//******************************************************************************
449//******************************************************************************
450BOOL isYup (pDCData pHps)
451{
452 if (((pHps->windowExt.cy < 0) && (pHps->viewportYExt > 0.0)) ||
453 ((pHps->windowExt.cy > 0) && (pHps->viewportYExt < 0.0)))
454 {
455 if ((pHps->graphicsMode == GM_COMPATIBLE_W) ||
456 ((pHps->graphicsMode == GM_ADVANCED_W) && (pHps->xform.eM22 >= 0.0)))
457 return TRUE;
458 }
459 else
460 {
461 if ((pHps->graphicsMode == GM_ADVANCED_W) && (pHps->xform.eM22 < 0.0))
462 return TRUE;
463 }
464 return FALSE;
465}
466//******************************************************************************
467//******************************************************************************
468INT revertDy (Win32BaseWindow *wnd, INT dy)
469{
470 //SvL: Hack for memory.exe (doesn't get repainted properly otherwise)
471// if (wnd->isOwnDC() && wnd->getOwnDC())
472 if (wnd->isOwnDC())
473 {
474 pDCData pHps = (pDCData)GpiQueryDCData (wnd->getOwnDC());
475
476 if (pHps != NULLHANDLE)
477 if (!isYup (pHps))
478 dy = -dy;
479 }
480 else
481 {
482 dy = -dy;
483 }
484 return (dy);
485}
486//******************************************************************************
487//******************************************************************************
488HDC sendEraseBkgnd (Win32BaseWindow *wnd)
489{
490 BOOL erased;
491 HWND hwnd;
492 HDC hdc;
493 HPS hps;
494 HRGN hrgnUpdate, hrgnOld, hrgnClip, hrgnCombined;
495 RECTL rectl = { 1, 1, 2, 2 };
496
497 hwnd = wnd->getOS2WindowHandle();
498 hps = WinGetPS(hwnd);
499
500 hrgnUpdate = GpiCreateRegion (hps, 1, &rectl);
501 WinQueryUpdateRegion (hwnd, hrgnUpdate);
502 hrgnClip = GpiQueryClipRegion (hps);
503
504 if (hrgnClip == NULLHANDLE)
505 {
506 GpiSetClipRegion (hps, hrgnUpdate, &hrgnOld);
507 }
508 else
509 {
510 hrgnCombined = GpiCreateRegion (hps, 1, &rectl);
511 GpiCombineRegion (hps, hrgnCombined, hrgnClip, hrgnUpdate, CRGN_AND);
512 GpiSetClipRegion (hps, hrgnCombined, &hrgnOld);
513 GpiDestroyRegion (hps, hrgnUpdate);
514 GpiDestroyRegion (hps, hrgnClip);
515 }
516 if (hrgnOld != NULLHANDLE)
517 GpiDestroyRegion (hps, hrgnOld);
518
519 hdc = HPSToHDC (hwnd, hps, NULL, NULL);
520
521 erased = wnd->MsgEraseBackGround (hdc);
522
523 DeleteHDC (hdc);
524 WinReleasePS (hps);
525
526 return erased;
527}
528//******************************************************************************
529//******************************************************************************
530void releaseOwnDC (HDC hps)
531{
532 pDCData pHps = (pDCData)GpiQueryDCData ((HPS)hps);
533
534 if (pHps) {
535 if (pHps->hrgnHDC)
536 GpiDestroyRegion (pHps->hps, pHps->hrgnHDC);
537
538 GpiSetBitmap (pHps->hps, NULL);
539 O32_DeleteObject (pHps->nullBitmapHandle);
540 GpiDestroyPS(pHps->hps);
541
542 if (pHps->hdc)
543 DevCloseDC(pHps->hdc);
544 }
545}
546//******************************************************************************
547//******************************************************************************
548HDC WIN32API BeginPaint (HWND hWnd, PPAINTSTRUCT_W lpps)
549{
550 HWND hwnd = hWnd ? hWnd : HWND_DESKTOP;
551 pDCData pHps = NULLHANDLE;
552 HPS hPS_ownDC = NULLHANDLE, hpsPaint = 0;
553 RECTL rectl = {0, 0, 1, 1};
554 HRGN hrgnOldClip;
555 LONG lComplexity;
556 RECTL rectlClient;
557 RECTL rectlClip;
558
559 memset(lpps, 0, sizeof(*lpps));
560 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
561 if(!lpps || !wnd) {
562 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
563 SetLastError(ERROR_INVALID_PARAMETER_W);
564 return (HDC)0;
565 }
566 HWND hwndClient = wnd->getOS2WindowHandle();
567
568 if(hwnd != HWND_DESKTOP && wnd->isOwnDC())
569 {
570 hPS_ownDC = wnd->getOwnDC();
571 //SvL: Hack for memory.exe (doesn't get repainted properly otherwise)
572 if(hPS_ownDC) {
573 pHps = (pDCData)GpiQueryDCData(hPS_ownDC);
574 if (!pHps)
575 {
576 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
577 SetLastError(ERROR_INVALID_PARAMETER_W);
578 return (HDC)NULLHANDLE;
579 }
580 hpsPaint = hPS_ownDC;
581 }
582 }
583 if(!hpsPaint) {
584 hpsPaint = GetDCEx(hwnd, 0, (DCX_CACHE_W|DCX_WINDOW_W|DCX_USESTYLE_W));
585 pHps = (pDCData)GpiQueryDCData(hpsPaint);
586 if (!pHps)
587 {
588 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
589 SetLastError(ERROR_INVALID_PARAMETER_W);
590 return (HDC)NULLHANDLE;
591 }
592 }
593
594 //testest
595 if(hwnd == 0x6800000f) {
596 lComplexity = 1;
597 }
598
599 if(WinQueryUpdateRect(hwndClient, &rectl) == FALSE) {
600 memset(&rectl, 0, sizeof(rectl));
601 dprintf (("USER32: WARNING: WinQueryUpdateRect failed (error or no update rectangle)!!"));
602
603 selectClientArea(wnd, pHps);
604
605 HRGN hrgnClip = GpiCreateRegion(pHps->hps, 1, &rectl);
606 GpiSetClipRegion(pHps->hps, hrgnClip, &hrgnOldClip);
607
608 //save old clip region (restored for CS_OWNDC windows in EndPaint)
609 wnd->SetClipRegion(hrgnOldClip);
610 lComplexity = RGN_NULL;
611 }
612 else {
613 rectlClip.yBottom = rectlClip.xLeft = 0;
614 rectlClip.yTop = rectlClip.xRight = 1;
615
616 //Query update region
617 HRGN hrgnClip = GpiCreateRegion(pHps->hps, 1, &rectlClip);
618 WinQueryUpdateRegion(hwndClient, hrgnClip);
619 WinValidateRegion(hwndClient, hrgnClip, FALSE);
620
621 mapWin32ToOS2Rect(wnd->getWindowHeight(), wnd->getClientRectPtr(), (PRECTLOS2)&rectlClient);
622 WinIntersectRect(NULL, &rectlClip, &rectl, &rectlClient);
623 WinOffsetRect(NULL, &rectlClip, -rectlClient.xLeft, -rectlClient.yBottom);
624
625 //change presentation space for client window
626 selectClientArea(wnd, pHps);
627
628 //clip update region with client window rectangle
629 HRGN hrgnClient = GpiCreateRegion(pHps->hps, 1, &rectlClient);
630 GpiCombineRegion(pHps->hps, hrgnClip, hrgnClip, hrgnClient, CRGN_AND);
631 GpiDestroyRegion(pHps->hps, hrgnClient);
632
633 //change origin of clip region (window -> client)
634 POINTL point = {-rectlClient.xLeft, -rectlClient.yBottom};
635 GpiOffsetRegion(pHps->hps, hrgnClip, &point);
636
637 //set clip region
638 GpiSetClipRegion(pHps->hps, hrgnClip, &hrgnOldClip);
639
640 //save old clip region (restored for CS_OWNDC windows in EndPaint)
641 wnd->SetClipRegion(hrgnOldClip);
642 memcpy(&rectl, &rectlClip, sizeof(RECTL));
643 lComplexity = RGN_RECT;
644 }
645
646 if(hPS_ownDC == 0)
647 setMapMode (wnd, pHps, MM_TEXT_W);
648 else
649 setPageXForm(wnd, pHps);
650
651 pHps->hdcType = TYPE_3;
652
653 HideCaret(hwnd);
654 WinShowTrackRect(wnd->getOS2WindowHandle(), FALSE);
655
656 if(wnd->needsEraseBkgnd() && lComplexity != RGN_NULL) {
657 wnd->setEraseBkgnd(FALSE);
658 lpps->fErase = (wnd->MsgEraseBackGround(pHps->hps) != 0);
659 }
660 else lpps->fErase = TRUE;
661
662 lpps->hdc = (HDC)pHps->hps;
663
664 if(lComplexity != RGN_NULL) {
665 long height = wnd->getClientHeight();
666 lpps->rcPaint.top = height - rectl.yTop;
667 lpps->rcPaint.left = rectl.xLeft;
668 lpps->rcPaint.bottom = height - rectl.yBottom;
669 lpps->rcPaint.right = rectl.xRight;
670 }
671 else {
672 lpps->rcPaint.bottom = lpps->rcPaint.top = 0;
673 lpps->rcPaint.right = lpps->rcPaint.left = 0;
674 }
675
676 SetLastError(0);
677 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));
678 return (HDC)pHps->hps;
679}
680//******************************************************************************
681//******************************************************************************
682BOOL WIN32API EndPaint (HWND hWnd, const PAINTSTRUCT_W *pPaint)
683{
684 HWND hwnd = hWnd ? hWnd : HWND_DESKTOP;
685 HRGN hrgnOld;
686 pDCData pHps;
687
688 dprintf (("USER32: EndPaint(%x)", hwnd));
689
690 if (!pPaint || !pPaint->hdc )
691 return TRUE;
692
693 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
694
695 if (!wnd) goto exit;
696
697 pHps = (pDCData)GpiQueryDCData((HPS)pPaint->hdc);
698 if (pHps && (pHps->hdcType == TYPE_3))
699 {
700 GpiSetClipRegion(pHps->hps, wnd->GetClipRegion(), &hrgnOld);
701 wnd->SetClipRegion(0);
702 if(hrgnOld) {
703 GpiDestroyRegion(pHps->hps, hrgnOld);
704 }
705 pHps->hdcType = TYPE_1; //otherwise Open32's ReleaseDC fails
706 ReleaseDC(hwnd, pPaint->hdc);
707 }
708 else {
709 dprintf(("EndPaint: wrong hdc %x!!", pPaint->hdc));
710 }
711 wnd->setEraseBkgnd(TRUE);
712 ShowCaret(hwnd);
713 WinShowTrackRect(wnd->getOS2WindowHandle(), TRUE);
714
715exit:
716 SetLastError(0);
717 return TRUE;
718}
719//******************************************************************************
720//******************************************************************************
721int WIN32API ReleaseDC (HWND hwnd, HDC hdc)
722{
723 BOOL isOwnDC = FALSE;
724 int rc;
725
726 if (hwnd)
727 {
728 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
729 if(wnd == NULL) {
730 dprintf(("ERROR: ReleaseDC %x %x failed", hwnd, hdc));
731 return 0;
732 }
733 isOwnDC = wnd->isOwnDC() && (wnd->getOwnDC() == hdc);
734 if(!isOwnDC)
735 {
736 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
737 if(pHps && pHps->psType == MICRO_CACHED) {
738 removeClientArea(pHps);
739 if(pHps->hrgnVis) {
740 GreDestroyRegion(pHps->hps, pHps->hrgnVis);
741 pHps->hrgnVis = 0;
742 }
743 }
744 else {
745 dprintf(("ERROR: ReleaseDC: pHps == NULL!!"));
746 DebugInt3();
747 }
748 }
749 }
750
751 if(isOwnDC) {
752 rc = TRUE;
753 }
754 else {
755 rc = O32_ReleaseDC (0, hdc);
756 }
757
758 dprintf(("ReleaseDC %x %x", hwnd, hdc));
759 return (rc);
760}
761//******************************************************************************
762// This implementation of GetDCEx supports
763// DCX_WINDOW
764// DCX_CACHE
765// DCX_EXCLUDERGN (complex regions allowed)
766// DCX_INTERSECTRGN (complex regions allowed)
767// DCX_USESTYLE
768// DCX_CLIPSIBLINGS
769// DCX_CLIPCHILDREN
770// DCX_PARENTCLIP
771//
772//TODO: WM_SETREDRAW affects drawingAllowed flag!!
773//******************************************************************************
774HDC WIN32API GetDCEx (HWND hwnd, HRGN hrgn, ULONG flags)
775{
776 Win32BaseWindow *wnd = NULL;
777 HWND hWindow;
778 BOOL success;
779 pDCData pHps = NULL;
780 HPS hps = NULLHANDLE;
781 BOOL drawingAllowed = TRUE;
782 BOOL isWindowOwnDC;
783 BOOL creatingOwnDC = FALSE;
784 PS_Type psType;
785
786 if(hwnd == 0) {
787 dprintf(("error: GetDCEx window %x not found", hwnd));
788 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
789 return 0;
790 }
791
792 if (hwnd)
793 {
794 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
795 if(wnd == NULL) {
796 dprintf (("ERROR: User32: GetDCEx bad window handle %X!!!!!", hwnd));
797 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
798 return 0;
799 }
800 hWindow = wnd->getOS2WindowHandle();
801 }
802
803 isWindowOwnDC = (((hWindow == HWND_DESKTOP) ? FALSE : (wnd->isOwnDC()))
804 && !(flags & (DCX_CACHE_W|DCX_WINDOW_W)));
805
806 if(isWindowOwnDC) //own dc always for client area
807 {
808 hps = wnd->getOwnDC();
809 if (hps)
810 {
811 pDCData pHps = (pDCData)GpiQueryDCData (hps);
812 if (!pHps)
813 goto error;
814
815 selectClientArea(wnd, pHps);
816
817 //TODO: Is this always necessary??
818 setPageXForm (wnd, pHps);
819 pHps->hdcType = TYPE_1;
820
821 //TODO: intersect/exclude clip region?
822 dprintf (("User32: GetDCEx hwnd %x (%x %x) -> wnd %x hdc %x", hwnd, hrgn, flags, wnd, hps));
823 return (HDC)hps;
824 }
825 else
826 creatingOwnDC = TRUE;
827 }
828
829 if(isWindowOwnDC)
830 {
831 SIZEL sizel = {0,0};
832 hps = GpiCreatePS (WinQueryAnchorBlock (hWindow),
833 WinOpenWindowDC (hWindow),
834 &sizel, PU_PELS | GPIT_MICRO | GPIA_ASSOC );
835 psType = MICRO;
836 }
837 else
838 {
839 if (hWindow == HWND_DESKTOP) {
840 hps = WinGetScreenPS (hWindow);
841 }
842 else {
843 int clipstyle = 0;
844 int clipwnd = HWND_TOP;
845 if(flags & (DCX_USESTYLE_W)) {
846 int style = wnd->getStyle();
847 if(style & WS_CLIPCHILDREN_W) {
848 clipstyle |= PSF_CLIPCHILDREN;
849 }
850 if(style & WS_CLIPSIBLINGS_W) {
851 clipstyle |= PSF_CLIPSIBLINGS;
852 }
853 if(wnd->fHasParentDC()) {
854 clipstyle |= PSF_PARENTCLIP;
855 }
856 }
857 if(flags & DCX_CLIPSIBLINGS_W) {
858 clipstyle |= PSF_CLIPSIBLINGS;
859 }
860 if(flags & DCX_CLIPCHILDREN_W) {
861 clipstyle |= PSF_CLIPCHILDREN;
862 }
863 if(flags & DCX_PARENTCLIP_W) {
864 clipstyle |= PSF_PARENTCLIP;
865 }
866 if(clipstyle) {
867 dprintf2(("WinGetClipPS style %x", clipstyle));
868 hps = WinGetClipPS(hWindow, clipwnd, clipstyle);
869 }
870 else hps = WinGetPS (hWindow);
871 }
872 psType = MICRO_CACHED;
873 }
874
875 if (!hps)
876 goto error;
877
878 HPSToHDC (hWindow, hps, NULL, NULL);
879 pHps = (pDCData)GpiQueryDCData (hps);
880
881 if(!(flags & DCX_WINDOW_W))
882 {
883 selectClientArea(wnd, pHps);
884 }
885 else removeClientArea(pHps);
886
887 setMapMode(wnd, pHps, MM_TEXT_W);
888
889 if ((flags & DCX_EXCLUDERGN_W) || (flags & DCX_INTERSECTRGN_W))
890 {
891 ULONG BytesNeeded;
892 PRGNDATA RgnData;
893 PRECT pr;
894 int i;
895 RECTL rectl;
896
897 if (!hrgn)
898 goto error;
899
900 success = TRUE;
901 if (flags & DCX_EXCLUDERGN_W)
902 {
903#if 0 //CB: todo
904 long height;
905
906 BytesNeeded = GetRegionData (hrgn, 0, NULL);
907 RgnData = (PRGNDATA_W)_alloca (BytesNeeded);
908 if (RgnData == NULL)
909 goto error;
910 GetRegionData (hrgn, BytesNeeded, RgnData);
911
912 i = RgnData->rdh.nCount;
913 pr = (PRECT)(RgnData->Buffer);
914
915 if (flags & DCX_WINDOW_W)
916 height = wnd->getWindowHeight();
917 else height = wnd->getClientHeight();
918
919 for (; (i > 0) && success; i--, pr++) {
920 LONG y = pr->yBottom;
921
922 pr->yBottom = height - pr->yTop;
923 pr->yTop = height - y;
924 success &= GpiExcludeClipRectangle (pHps->hps, pr);
925 }
926#endif
927 }
928 else //DCX_INTERSECTRGN_W
929 {
930 //SvL: I'm getting paint problems when clipping a dc created in GetDCEx
931 // with a region that covers the entire window (RealPlayer 7 Update 1)
932 // Using SelectClipRgn here doesn't make any difference.
933 if(ExtSelectClipRgn(pHps->hps, hrgn, RGN_AND_W) == ERROR_W) {
934 dprintf(("ExtSelectClipRgn failed!!"));
935 }
936 }
937 if (!success)
938 goto error;
939 }
940
941 if (creatingOwnDC)
942 wnd->setOwnDC ((HDC)hps);
943
944 pHps->psType = psType;
945 pHps->hdcType = TYPE_1;
946 //TODO: WM_SETREDRAW affects drawingAllowed flag!!
947 GpiSetDrawControl (hps, DCTL_DISPLAY, drawingAllowed ? DCTL_ON : DCTL_OFF);
948
949 dprintf (("User32: GetDCEx hwnd %x (%x %x) -> hdc %x", hwnd, hrgn, flags, pHps->hps));
950 return (HDC)pHps->hps;
951
952error:
953 /* Something went wrong; clean up
954 */
955 dprintf(("ERROR: GetDCEx hwnd %x (%x %x) FAILED!", hwnd, hrgn, flags));
956 DebugInt3();
957 if (pHps)
958 {
959 if (pHps->hps)
960 {
961 if(pHps->psType == MICRO_CACHED)
962 WinReleasePS(pHps->hps);
963 else
964 GpiDestroyPS(pHps->hps);
965 }
966
967 if (pHps->hdc) DevCloseDC(pHps->hdc);
968 if (pHps->hrgnHDC) GpiDestroyRegion(pHps->hps, pHps->hrgnHDC);
969
970 O32_DeleteObject (pHps->nullBitmapHandle);
971 }
972 SetLastError(ERROR_INVALID_PARAMETER_W);
973 return NULL;
974}
975//******************************************************************************
976//******************************************************************************
977HDC WIN32API GetDC (HWND hwnd)
978{
979 if(!hwnd)
980 return GetDCEx( GetDesktopWindow(), 0, DCX_CACHE_W | DCX_WINDOW_W );
981 return GetDCEx (hwnd, NULL, 0);
982}
983//******************************************************************************
984//******************************************************************************
985HDC WIN32API GetWindowDC (HWND hwnd)
986{
987 if (!hwnd) hwnd = GetDesktopWindow();
988 return GetDCEx (hwnd, NULL, DCX_WINDOW_W);
989}
990//******************************************************************************
991//Helper for RedrawWindow (RDW_ALLCHILDREN_W)
992//******************************************************************************
993LRESULT WIN32API RedrawChildEnumProc(HWND hwnd, LPARAM lParam)
994{
995 RedrawWindow(hwnd, NULL, 0, lParam);
996 return TRUE;
997}
998//******************************************************************************
999// This implementation of RedrawWindow supports
1000// RDW_ERASE
1001// RDW_NOERASE
1002// RDW_INTERNALPAINT
1003// RDW_NOINTERNALPAINT
1004// RDW_INVALIDATE
1005// RDW_VALIDATE
1006// RDW_ERASENOW
1007// RDW_UPDATENOW
1008// RDW_FRAME
1009//
1010//TODO: Works ok for RDW_FRAME??
1011//******************************************************************************
1012BOOL WIN32API RedrawWindow(HWND hwnd, const RECT* pRect, HRGN hrgn, DWORD redraw)
1013{
1014 Win32BaseWindow *wnd;
1015
1016 if(pRect) {
1017 dprintf(("RedrawWindow %x (%d,%d)(%d,%d) %x %x", hwnd, pRect->left, pRect->top, pRect->right, pRect->bottom, hrgn, redraw));
1018 }
1019 else dprintf(("RedrawWindow %x %x %x %x", hwnd, pRect, hrgn, redraw));
1020
1021 if (hwnd == NULLHANDLE)
1022 {
1023#if 1
1024 // Don't do this for now (causes lots of desktop repaints in WordPad)
1025 SetLastError(ERROR_INVALID_PARAMETER_W);
1026 return FALSE;
1027#else
1028 hwnd = HWND_DESKTOP;
1029 wnd = Win32BaseWindow::GetWindowFromOS2Handle(OSLIB_HWND_DESKTOP);
1030
1031 if (!wnd)
1032 {
1033 dprintf(("USER32:dc: RedrawWindow can't find desktop window %08xh\n",
1034 hwnd));
1035 SetLastError(ERROR_INVALID_PARAMETER_W);
1036 return FALSE;
1037 }
1038#endif
1039 }
1040 else
1041 {
1042 wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1043
1044 if (!wnd)
1045 {
1046 dprintf(("USER32:dc: RedrawWindow can't find window %08xh\n",
1047 hwnd));
1048 SetLastError(ERROR_INVALID_PARAMETER_W);
1049 return FALSE;
1050 }
1051 hwnd = wnd->getOS2WindowHandle();
1052 }
1053
1054 BOOL IncludeChildren = (redraw & RDW_ALLCHILDREN_W) ? TRUE : FALSE;
1055 BOOL success = TRUE;
1056 HPS hpsTemp = NULLHANDLE;
1057 HRGN hrgnTemp = NULLHANDLE;
1058 RECTL rectl;
1059
1060 if (hrgn)
1061 {
1062 ULONG BytesNeeded;
1063 PRGNDATA RgnData;
1064 PRECTL pr;
1065 int i;
1066 LONG height;
1067
1068 if(wnd) {
1069 height = (redraw & RDW_FRAME_W) ? wnd->getWindowHeight() : wnd->getClientHeight();
1070 }
1071 else height = OSLibQueryScreenHeight();
1072
1073 if (!hrgn)
1074 goto error;
1075
1076 BytesNeeded = GetRegionData (hrgn, 0, NULL);
1077 RgnData = (PRGNDATA)_alloca (BytesNeeded);
1078 if (RgnData == NULL)
1079 goto error;
1080 GetRegionData (hrgn, BytesNeeded, RgnData);
1081
1082 pr = (PRECTL)(RgnData->Buffer);
1083 for (i = RgnData->rdh.nCount; i > 0; i--, pr++) {
1084 LONG temp = pr->yTop;
1085 pr->yTop = height - pr->yBottom;
1086 pr->yBottom = height - temp;
1087 }
1088
1089 hpsTemp = WinGetScreenPS (HWND_DESKTOP);
1090 hrgnTemp = GpiCreateRegion (hpsTemp, RgnData->rdh.nCount, (PRECTL)(RgnData->Buffer));
1091 if (!hrgnTemp) goto error;
1092 }
1093 else if (pRect)
1094 {
1095 if(wnd) {
1096 if(redraw & RDW_FRAME_W) {
1097 mapWin32ToOS2Rect(wnd->getWindowHeight(), (PRECT)pRect, (PRECTLOS2)&rectl);
1098 }
1099 else mapWin32ToOS2RectClientToFrame(wnd, (PRECT)pRect, (PRECTLOS2)&rectl);
1100 }
1101 else mapWin32ToOS2Rect(OSLibQueryScreenHeight(), (PRECT)pRect, (PRECTLOS2)&rectl);
1102 }
1103
1104 if (redraw & RDW_INVALIDATE_W)
1105 {
1106 //TODO: SvL: pingpong.exe doesn't have RDW_NOERASE, but doesn't want WM_ERASEBKGND msgs
1107 if (redraw & RDW_ERASE_W) {
1108 wnd->setEraseBkgnd(TRUE);
1109 }
1110 else
1111 if (redraw & RDW_NOERASE_W)
1112 wnd->setEraseBkgnd(FALSE);
1113
1114 if (!pRect && !hrgn)
1115 success = WinInvalidateRect (hwnd, NULL, IncludeChildren);
1116 else
1117 if (hrgn) {
1118 success = WinInvalidateRegion (hwnd, hrgnTemp, IncludeChildren);
1119 if(IncludeChildren && WinQueryUpdateRect(hwnd, NULL) == FALSE) {
1120 dprintf(("WARNING: WinQueryUpdateRect %x region %x returned false even though we just invalidated part of a window!!!", hwnd, hrgnTemp));
1121 success = success = WinInvalidateRegion (hwnd, hrgnTemp, FALSE);
1122 }
1123 }
1124 else {
1125 success = WinInvalidateRect (hwnd, &rectl, IncludeChildren);
1126//SvL: If all children are included, then WinInvalidateRect is called
1127// with fIncludeChildren=1 -> rect of hwnd isn't invalidated if child(ren)
1128// overlap(s) the specified rectangle completely (EVEN if window doesn't
1129// have WS_CLIPCHILREN!)
1130// -> example: XWing vs Tie Fighter install window
1131// WinInvalidateRect with fIncludeChildren=0 invalidates both the parent
1132// and child windows
1133//SvL: Can't always set fIncludeChildren to FALSE or else some controls in
1134// the RealPlayer setup application aren't redrawn when invalidating
1135// their parent
1136// SO: Check if IncludeChildren is set and part of the window is invalid
1137// If not -> call WinInvalidateRect with IncludeChildren=0 to force
1138// the window rectangle to be invalidated
1139//
1140 if(IncludeChildren && WinQueryUpdateRect(hwnd, NULL) == FALSE) {
1141 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));
1142 success = WinInvalidateRect (hwnd, &rectl, FALSE);
1143 }
1144 }
1145
1146 if (!success) goto error;
1147 }
1148 else if (redraw & RDW_VALIDATE_W)
1149 {
1150 if (redraw & RDW_NOERASE_W)
1151 wnd->setEraseBkgnd(FALSE);
1152
1153 if (WinQueryUpdateRect (hwnd, NULL))
1154 {
1155 if(!pRect && !hrgn) {
1156 success = WinValidateRect (hwnd, NULL, IncludeChildren);
1157 }
1158 else
1159 if(hrgn) {
1160 success = WinValidateRegion (hwnd, hrgnTemp, IncludeChildren);
1161 }
1162 else {
1163 success = WinValidateRect (hwnd, &rectl, IncludeChildren);
1164 }
1165 if(!success) goto error;
1166 }
1167 }
1168
1169 if(WinQueryUpdateRect(hwnd, NULL))
1170 {
1171 //TODO: Does this work if RDW_ALLCHILDREN is set??
1172 if(redraw & RDW_UPDATENOW_W) {
1173 wnd->MsgNCPaint();
1174 wnd->MsgPaint(0, FALSE);
1175 }
1176 else
1177// if((redraw & RDW_ERASE_W) && (redraw & RDW_ERASENOW_W))
1178 if(redraw & RDW_ERASENOW_W && wnd->needsEraseBkgnd())
1179 wnd->setEraseBkgnd(sendEraseBkgnd(wnd) == 0);
1180// if(redraw & RDW_ALLCHILDREN_W) {
1181// EnumChildWindows(wnd->getWindowHandle(), RedrawChildEnumProc, redraw);
1182// }
1183 }
1184 else if((redraw & RDW_INTERNALPAINT_W) && !(redraw & RDW_INVALIDATE_W))
1185 {
1186 if(redraw & RDW_UPDATENOW_W) {
1187 wnd->MsgNCPaint();
1188 wnd->MsgPaint (0, FALSE);
1189 }
1190 else PostMessageA(hwnd, WINWM_PAINT, 0, 0);
1191 }
1192
1193error:
1194 /* clean up */
1195 if (hrgnTemp)
1196 GpiDestroyRegion (hpsTemp, hrgnTemp);
1197
1198 if (hpsTemp)
1199 WinReleasePS (hpsTemp);
1200
1201 if (!success) {
1202 dprintf(("RedrawWindow failure!"));
1203 SetLastError(ERROR_INVALID_PARAMETER_W);
1204 }
1205 return (success);
1206}
1207//******************************************************************************
1208//******************************************************************************
1209BOOL WIN32API UpdateWindow (HWND hwnd)
1210{
1211 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1212
1213 if(!wnd) {
1214 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
1215 return FALSE;
1216 }
1217
1218 dprintf (("User32: UpdateWindow hwnd %x", hwnd));
1219//SvL: This doesn't work right (Wine uses RDW_NOCHILDREN_W -> doesn't work here)
1220// Breaks vpbuddy
1221// return RedrawWindow(hwnd, NULL, 0, RDW_UPDATENOW_W | RDW_ALLCHILDREN_W);
1222// -> RDW_UPDATENOW causes WM_PAINT messages to be directy posted to window
1223// handler; possibly bypassing queued WM_PAINT messages for parent window(s)
1224// -> out of sync painting (i.e. parent paints over child)
1225 WinUpdateWindow(wnd->getOS2WindowHandle());
1226 return TRUE;
1227}
1228//******************************************************************************
1229//******************************************************************************
1230BOOL WIN32API ValidateRect( HWND hwnd, const RECT * lprc)
1231{
1232 if(lprc) {
1233 dprintf(("USER32: ValidateRect %x (%d,%d)(%d,%d)", hwnd, lprc->left, lprc->top, lprc->right, lprc->bottom));
1234 }
1235 else dprintf(("USER32: ValidateRect %x", hwnd));
1236
1237 return RedrawWindow( hwnd, lprc, 0, RDW_VALIDATE_W | RDW_NOCHILDREN_W | (hwnd==0 ? RDW_UPDATENOW_W : 0));
1238}
1239//******************************************************************************
1240//******************************************************************************
1241BOOL WIN32API ValidateRgn( HWND hwnd, HRGN hrgn)
1242{
1243 dprintf(("USER32: ValidateRgn %x %x", hwnd, hrgn));
1244 return RedrawWindow( hwnd, NULL, hrgn, RDW_VALIDATE_W | RDW_NOCHILDREN_W | (hwnd==0 ? RDW_UPDATENOW_W : 0));
1245}
1246//******************************************************************************
1247//******************************************************************************
1248BOOL WIN32API InvalidateRect (HWND hwnd, const RECT *pRect, BOOL erase)
1249{
1250 BOOL result;
1251
1252 if(pRect) {
1253 dprintf(("InvalidateRect %x (%d,%d)(%d,%d) erase=%d", hwnd, pRect->left, pRect->top, pRect->right, pRect->bottom, erase));
1254 }
1255 else dprintf(("InvalidateRect %x NULL erase=%d", hwnd, erase));
1256 result = RedrawWindow (hwnd, pRect, NULLHANDLE,
1257 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1258 (erase ? RDW_ERASE_W : RDW_NOERASE_W) |
1259 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1260 return (result);
1261}
1262//******************************************************************************
1263//******************************************************************************
1264BOOL WIN32API InvalidateRgn (HWND hwnd, HRGN hrgn, BOOL erase)
1265{
1266 BOOL result;
1267
1268 dprintf(("InvalidateRgn %x %x erase=%d", hwnd, hrgn, erase));
1269 result = RedrawWindow (hwnd, NULL, hrgn,
1270 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1271 (erase ? RDW_ERASE_W : RDW_NOERASE_W) |
1272 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1273 return (result);
1274}
1275//******************************************************************************
1276//TODO: Change for client rectangle!!!!!
1277//******************************************************************************
1278BOOL setPMRgnIntoWinRgn (HRGN hrgnPM, HRGN hrgnWin, LONG height)
1279{
1280 BOOL rc;
1281 HPS hps = WinGetScreenPS (HWND_DESKTOP);
1282 RGNRECT rgnRect;
1283 rgnRect.ircStart = 1;
1284 rgnRect.crc = 0;
1285 rgnRect.ulDirection = RECTDIR_LFRT_TOPBOT; // doesn't make a difference because we're getting them all
1286
1287 rc = GpiQueryRegionRects (hps, hrgnPM, NULL, &rgnRect, NULL);
1288
1289 if (rc && (rgnRect.crcReturned > 0))
1290 {
1291 PRECTL Rcls = new RECTL[rgnRect.crcReturned];
1292 PRECTL pRcl = Rcls;
1293
1294 if (Rcls != NULL)
1295 {
1296 rgnRect.crc = rgnRect.crcReturned;
1297 rc = GpiQueryRegionRects (hps, hrgnPM, NULL, &rgnRect, Rcls);
1298
1299 rc = SetRectRgn(hrgnWin, pRcl->xLeft,
1300 pRcl->xRight,
1301 height - pRcl->yTop,
1302 height - pRcl->yBottom);
1303
1304 if (rgnRect.crcReturned > 1)
1305 {
1306 int i;
1307 HRGN temp;
1308 temp = CreateRectRgn (0, 0, 1, 1);
1309
1310 for (i = 1, pRcl++; rc && (i < rgnRect.crcReturned); i++, pRcl++)
1311 {
1312 rc = SetRectRgn (temp, pRcl->xLeft,
1313 pRcl->xRight,
1314 height - pRcl->yTop,
1315 height - pRcl->yBottom);
1316 rc &= CombineRgn (hrgnWin, hrgnWin, temp, RGN_OR_W);
1317 }
1318 DeleteObject (temp);
1319 }
1320 delete[] Rcls;
1321 }
1322 else
1323 {
1324 rc = FALSE;
1325 }
1326 }
1327 else
1328 {
1329 rc = SetRectRgn (hrgnWin, 0, 0, 0, 0);
1330 }
1331
1332 WinReleasePS (hps);
1333 return (rc);
1334}
1335//******************************************************************************
1336//TODO: Check if this one works correctly...
1337//Have to check if dc is for frame or client!!
1338//******************************************************************************
1339BOOL WIN32API ScrollDC(HDC hDC, int dx, int dy, const RECT *pScroll,
1340 const RECT *pClip, HRGN hrgnUpdate, LPRECT pRectUpdate)
1341{
1342 BOOL rc = TRUE;
1343
1344 dprintf (("USER32: ScrollDC %x (%d,%d), %x %x %x %x", hDC, dx, dy, pScroll, pClip, hrgnUpdate, pRectUpdate));
1345
1346 if (!hDC)
1347 {
1348 return (FALSE);
1349 }
1350
1351 pDCData pHps = (pDCData)GpiQueryDCData ((HPS)hDC);
1352 HWND hwnd = pHps->hwnd;
1353 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1354
1355 if ((hwnd == NULLHANDLE) || !wnd)
1356 {
1357 return (FALSE);
1358 }
1359
1360 POINTL ptl[2] = { 0, 0, dx, dy };
1361
1362 GpiConvert (pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, ptl);
1363 dx = (int)(ptl[1].x - ptl[0].x);
1364 dy = (int)(ptl[1].y - ptl[0].y);
1365
1366 RECT scrollRect;
1367 RECT clipRect;
1368
1369 if (pClip)
1370 {
1371 memcpy(&clipRect, pClip, sizeof(clipRect));
1372
1373 if ((pHps->graphicsMode == GM_COMPATIBLE_W) &&
1374 (clipRect.left != clipRect.right) &&
1375 (clipRect.bottom != clipRect.top))
1376 {
1377 if (abs((int)pHps->viewportXExt) <= abs((int)pHps->windowExt.cx))
1378 clipRect.right -= abs(pHps->worldXDeltaFor1Pixel);
1379 else
1380 clipRect.left += abs(pHps->worldXDeltaFor1Pixel);
1381
1382 if (abs((int)pHps->viewportYExt) <= abs((int)pHps->windowExt.cy))
1383 clipRect.bottom -= abs(pHps->worldYDeltaFor1Pixel);
1384 else
1385 clipRect.top += abs(pHps->worldYDeltaFor1Pixel);
1386 }
1387 GpiConvert(pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, (PPOINTL)&clipRect);
1388 if (clipRect.right < clipRect.left) {
1389 ULONG temp = clipRect.left;
1390 clipRect.left = clipRect.right;
1391 clipRect.right = temp;
1392 }
1393 if (clipRect.bottom < clipRect.top) {
1394 ULONG temp = clipRect.top;
1395 clipRect.top = clipRect.bottom;
1396 clipRect.bottom = temp;
1397 }
1398 }
1399
1400 if (pScroll)
1401 {
1402 memcpy(&scrollRect, pScroll, sizeof(scrollRect));
1403
1404 if ((pHps->graphicsMode == GM_COMPATIBLE_W) &&
1405 (scrollRect.left != scrollRect.right) &&
1406 (scrollRect.top != scrollRect.bottom))
1407 {
1408 if (abs((int)pHps->viewportXExt) <= abs((int)pHps->windowExt.cx))
1409 scrollRect.right -= abs(pHps->worldXDeltaFor1Pixel);
1410 else
1411 scrollRect.left += abs(pHps->worldXDeltaFor1Pixel);
1412
1413 if (abs((int)pHps->viewportYExt) <= abs((int)pHps->windowExt.cy))
1414 scrollRect.bottom -= abs(pHps->worldYDeltaFor1Pixel);
1415 else
1416 scrollRect.top += abs(pHps->worldYDeltaFor1Pixel);
1417 }
1418 GpiConvert (pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, (PPOINTL)&scrollRect);
1419 if (scrollRect.right < scrollRect.left) {
1420 ULONG temp = scrollRect.left;
1421 scrollRect.left = scrollRect.right;
1422 scrollRect.right = temp;
1423 }
1424 if (scrollRect.bottom < scrollRect.top) {
1425 ULONG temp = scrollRect.top;
1426 scrollRect.top = scrollRect.bottom;
1427 scrollRect.bottom = temp;
1428 }
1429 }
1430 RECTL rectlUpdate;
1431 HRGN hrgn;
1432 RECTL clientRect;
1433 RECTL clipOS2;
1434 RECTL scrollOS2;
1435 PRECTL pScrollOS2 = NULL;
1436 PRECTL pClipOS2 = NULL;
1437
1438 mapWin32ToOS2Rect(wnd->getWindowHeight(), wnd->getClientRectPtr(), (PRECTLOS2)&clientRect);
1439
1440 if(pScroll) {
1441 mapWin32ToOS2RectClientToFrame(wnd, &scrollRect, (PRECTLOS2)&scrollOS2);
1442 pScrollOS2 = &scrollOS2;
1443
1444 //Scroll rectangle relative to client area
1445 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1446 }
1447 else {
1448 pScrollOS2 = &clientRect;
1449 }
1450
1451 if(pClip) {
1452 mapWin32ToOS2RectClientToFrame(wnd, &clipRect, (PRECTLOS2)&clipOS2);
1453 pClipOS2 = &clipOS2;
1454
1455 //Clip rectangle relative to client area
1456 WinIntersectRect((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1457 }
1458 else {
1459 pClipOS2 = &clientRect;
1460 }
1461
1462 LONG lComplexity = WinScrollWindow(hwnd, dx, dy, pScrollOS2,
1463 pClipOS2, hrgn, &rectlUpdate, 0);
1464 if (lComplexity == RGN_ERROR)
1465 {
1466 return (FALSE);
1467 }
1468
1469 RECT winRectUpdate;
1470
1471 mapOS2ToWin32Rect(wnd->getWindowHeight(), (PRECTLOS2)&rectlUpdate, &winRectUpdate);
1472
1473 if (pRectUpdate)
1474 *pRectUpdate = winRectUpdate;
1475
1476 if (hrgnUpdate)
1477 rc = setPMRgnIntoWinRgn(hrgn, hrgnUpdate, wnd->getWindowHeight());
1478
1479 return (rc);
1480}
1481//******************************************************************************
1482//******************************************************************************
1483BOOL WIN32API ScrollWindow(HWND hwnd, int dx, int dy, const RECT *pScroll, const RECT *pClip)
1484{
1485 Win32BaseWindow *window;
1486 APIRET rc;
1487 RECTL clientRect;
1488 RECTL scrollRect;
1489 RECTL clipRect;
1490 PRECTL pScrollOS2 = NULL;
1491 PRECTL pClipOS2 = NULL;
1492 ULONG scrollFlags = SW_INVALIDATERGN;
1493
1494 window = Win32BaseWindow::GetWindowFromHandle(hwnd);
1495 if(!window) {
1496 dprintf(("ScrollWindow, window %x not found", hwnd));
1497 return 0;
1498 }
1499 dprintf(("ScrollWindow %x %d %d %x %x", hwnd, dx, dy, pScroll, pClip));
1500
1501 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&clientRect);
1502
1503 if(pScroll) {
1504 mapWin32ToOS2RectClientToFrame(window,(RECT *)pScroll, (PRECTLOS2)&scrollRect);
1505 pScrollOS2 = &scrollRect;
1506
1507 //Scroll rectangle relative to client area
1508 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1509 }
1510 else {
1511 pScrollOS2 = &clientRect;
1512 scrollFlags |= SW_SCROLLCHILDREN;
1513 }
1514
1515 if(pClip) {
1516 mapWin32ToOS2RectClientToFrame(window,(RECT *)pClip, (PRECTLOS2)&clipRect);
1517 pClipOS2 = &clipRect;
1518
1519 //Clip rectangle relative to client area
1520 WinIntersectRect ((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1521 }
1522 else {
1523 pClipOS2 = &clientRect;
1524 }
1525
1526 dy = revertDy (window, dy);
1527
1528 rc = WinScrollWindow(window->getOS2WindowHandle(), dx, dy,
1529 pScrollOS2, pClipOS2, NULLHANDLE,
1530 NULL, scrollFlags);
1531
1532 return (rc != RGN_ERROR);
1533}
1534//******************************************************************************
1535//******************************************************************************
1536INT WIN32API ScrollWindowEx(HWND hwnd, int dx, int dy, const RECT *pScroll, const RECT *pClip,
1537 HRGN hrgnUpdate, PRECT pRectUpdate, UINT scrollFlag)
1538{
1539 Win32BaseWindow *window;
1540 APIRET rc;
1541 RECTL clientRect;
1542 RECTL scrollRect;
1543 RECTL clipRect;
1544 PRECTL pScrollOS2 = NULL;
1545 PRECTL pClipOS2 = NULL;
1546 ULONG scrollFlags = 0;
1547 int regionType = ERROR_W;
1548
1549 window = Win32BaseWindow::GetWindowFromHandle(hwnd);
1550 if(!window) {
1551 dprintf(("ScrollWindowEx, window %x not found", hwnd));
1552 return 0;
1553 }
1554
1555 dprintf(("ScrollWindowEx %x %d %d %x %x", hwnd, dx, dy, pScroll, pClip));
1556
1557 dy = revertDy (window, dy);
1558
1559 if (scrollFlag & SW_INVALIDATE_W) scrollFlags |= SW_INVALIDATERGN;
1560 if (scrollFlag & SW_SCROLLCHILDREN_W) scrollFlags |= SW_SCROLLCHILDREN;
1561
1562 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&clientRect);
1563
1564 if(pScroll) {
1565 mapWin32ToOS2RectClientToFrame(window,(RECT *)pScroll, (PRECTLOS2)&scrollRect);
1566 pScrollOS2 = &scrollRect;
1567
1568 //Scroll rectangle relative to client area
1569 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1570 }
1571 else {
1572 pScrollOS2 = &clientRect;
1573 scrollFlags |= SW_SCROLLCHILDREN; //TODO: ?????
1574 }
1575
1576 if(pClip) {
1577 mapWin32ToOS2RectClientToFrame(window,(RECT *)pClip, (PRECTLOS2)&clipRect);
1578 pClipOS2 = &clipRect;
1579
1580 //Clip rectangle relative to client area
1581 WinIntersectRect ((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1582 }
1583 else {
1584 pClipOS2 = &clientRect;
1585 }
1586
1587 RECTL rectlUpdate;
1588 HRGN hrgn;
1589
1590 if (scrollFlag & SW_SMOOTHSCROLL_W)
1591 {
1592 INT time = (scrollFlag >> 16) & 0xFFFF;
1593
1594 //CB: todo, scroll in several steps
1595 // is time in ms? time <-> iteration count?
1596 }
1597
1598 LONG lComplexity = WinScrollWindow (window->getOS2WindowHandle(), dx, dy,
1599 pScrollOS2,
1600 pClipOS2,
1601 hrgn, &rectlUpdate, scrollFlags);
1602 if (lComplexity == RGN_ERROR)
1603 {
1604 return ERROR_W;
1605 }
1606
1607 RECT winRectUpdate;
1608
1609 mapOS2ToWin32Rect(window->getWindowHeight(), (PRECTLOS2)&rectlUpdate, &winRectUpdate);
1610
1611 if (pRectUpdate)
1612 *pRectUpdate = winRectUpdate;
1613
1614 if (hrgnUpdate)
1615 rc = setPMRgnIntoWinRgn (hrgn, hrgnUpdate, window->getWindowHeight());
1616
1617#if 0
1618 //SvL: WinScrollWindow already invalidates the area; no need to do it again
1619 //(call to invalidateRect was wrong; has to include erase flag)
1620 if ((scrollFlag & SW_INVALIDATE_W) &&
1621 ((lComplexity == RGN_RECT) || (lComplexity == RGN_COMPLEX)))
1622 {
1623 rc = InvalidateRect (hwnd, &winRectUpdate, (scrollFlag & SW_ERASE_W) ? 1 : 0);
1624 if (rc == FALSE)
1625 {
1626 return (0);
1627 }
1628 }
1629#endif
1630
1631 switch (lComplexity)
1632 {
1633 case RGN_NULL:
1634 regionType = NULLREGION_W;
1635 break;
1636 case RGN_RECT:
1637 regionType = SIMPLEREGION_W;
1638 break;
1639 case RGN_COMPLEX:
1640 regionType = COMPLEXREGION_W;
1641 break;
1642 default:
1643 regionType = ERROR_W;
1644 break;
1645 }
1646
1647 return (regionType);
1648}
1649//******************************************************************************
1650//******************************************************************************
1651HWND WIN32API WindowFromDC(HDC hdc)
1652{
1653 pDCData pHps = (pDCData)GpiQueryDCData( (HPS)hdc );
1654
1655 dprintf2(("USER32: WindowFromDC %x", hdc));
1656 if ( pHps )
1657 return Win32BaseWindow::OS2ToWin32Handle(pHps->hwnd);
1658 else
1659 return 0;
1660}
1661//******************************************************************************
1662//******************************************************************************
1663int WIN32API SetMapMode(HDC hdc, int mode)
1664{
1665 Win32BaseWindow *wnd;
1666 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
1667 if(!pHps)
1668 {
1669 SetLastError(ERROR_INVALID_HANDLE_W);
1670 dprintf(("GDI32: SetMapMode %x %x -> invalid hdc!!", hdc, mode));
1671 return 0;
1672 }
1673 wnd = Win32BaseWindow::GetWindowFromHandle(WindowFromDC(hdc));
1674 //todo: metafile recording
1675
1676 dprintf(("GDI32: SetMapMode %x %x", hdc, mode));
1677 return setMapMode(wnd, pHps, mode);
1678}
1679//******************************************************************************
1680//******************************************************************************
1681int WIN32API GetMapMode(HDC hdc)
1682{
1683 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
1684 if(pHps) {
1685 dprintf(("GDI32: GetMapMode %x -> %x", hdc, pHps->MapMode));
1686 return pHps->MapMode;
1687 }
1688 dprintf(("GDI32: GetMapMode: invalid hdc %x!!!", hdc));
1689 SetLastError(ERROR_INVALID_HANDLE_W);
1690 return 0;
1691}
1692//******************************************************************************
1693//******************************************************************************
1694BOOL WIN32API SetViewportExtEx(HDC hdc, int xExt, int yExt, LPSIZE pSize)
1695{
1696 Win32BaseWindow *wnd;
1697 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
1698
1699 if(!pHps)
1700 {
1701 dprintf(("GDI32: SetViewportExtEx %x %d %d %x -> INVALID HDC", hdc, xExt, yExt, pSize));
1702 SetLastError(ERROR_INVALID_HANDLE_W);
1703 return FALSE;
1704 }
1705
1706 if(pSize) {
1707 dprintf(("GDI32: SetViewportExtEx %x %d %d (%d,%d)", hdc, xExt, yExt, pSize->cx, pSize->cy));
1708 }
1709 else dprintf(("GDI32: SetViewportExtEx %x %d %d NULL", hdc, xExt, yExt));
1710
1711 if (xExt && yExt )
1712 {
1713 //todo: Metafile recording!! (done for any map mode)
1714
1715 if(pHps->MapMode == MM_ISOTROPIC_W || pHps->MapMode == MM_ANISOTROPIC_W)
1716 {
1717 wnd = Win32BaseWindow::GetWindowFromHandle(WindowFromDC(hdc));
1718 if(changePageXForm(wnd, pHps, NULL, xExt, yExt, (PPOINTL) pSize))
1719 {
1720 SetLastError(ERROR_SUCCESS_W);
1721 return TRUE;
1722 }
1723 }
1724 else
1725 {
1726 pHps->lVwpXExtSave = xExt;
1727 pHps->lVwpYExtSave = yExt;
1728
1729 //if map mode is not ISOTROPIC nor ANISOTROPIC, this function does
1730 //nothing and returns TRUE (NT)
1731 SetLastError(ERROR_SUCCESS_W);
1732 return TRUE;
1733 }
1734
1735 SetLastError(ERROR_SUCCESS_W);
1736 return FALSE;
1737 }
1738
1739 SetLastError(ERROR_INVALID_PARAMETER_W);
1740 return FALSE;
1741}
1742//******************************************************************************
1743//******************************************************************************
1744BOOL WIN32API GetViewportExtEx(HDC hdc, LPSIZE pSize)
1745{
1746 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
1747 if(!pHps)
1748 {
1749 dprintf(("GDI32: GetViewportExtEx %x %x -> INVALID HDC", hdc, pSize));
1750 SetLastError(ERROR_INVALID_HANDLE_W);
1751 return FALSE;
1752 }
1753
1754 if(!pSize)
1755 {
1756 dprintf(("GDI32: GetViewportExtEx %x NULL -> INVALID parameter", hdc));
1757 SetLastError(ERROR_INVALID_PARAMETER_W);
1758 return FALSE;
1759 }
1760
1761 pSize->cx = (LONG)pHps->viewportXExt;
1762 pSize->cy = (LONG)pHps->viewportYExt;
1763 dprintf(("GDI32: GetViewportExtEx %x -> (%d,%d)", hdc, pSize->cx, pSize->cy));
1764
1765 SetLastError(ERROR_SUCCESS_W);
1766 return TRUE;
1767}
1768//******************************************************************************
1769//******************************************************************************
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