source: trunk/src/user32/dc.cpp@ 5120

Last change on this file since 5120 was 5045, checked in by sandervl, 25 years ago

clientHeight fix
File size: 55.1 KB
Line 
1/* $Id: dc.cpp,v 1.83 2001-02-01 18:02:20 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
38#define INCLUDED_BY_DC
39#include "dc.h"
40
41#define DBG_LOCALLOG DBG_dc
42#include "dbglocal.h"
43
44#ifndef DEVESC_SETPS
45 #define DEVESC_SETPS 49149L
46#endif
47
48#define FLOAT_TO_FIXED(x) ((FIXED) ((x) * 65536.0))
49#define MICRO_HPS_TO_HDC(x) ((x) & 0xFFFFFFFE)
50
51#define PMRECT_FROM_WINRECT( pmRect, winRect ) \
52{ \
53 (pmRect).xLeft = (winRect).left; \
54 (pmRect).yBottom = (winRect).bottom; \
55 (pmRect).xRight = (winRect).right; \
56 (pmRect).yTop = (winRect).top; \
57}
58
59#define WINRECT_FROM_PMRECT( winRect, pmRect ) \
60{ \
61 (winRect).left = (pmRect).xLeft; \
62 (winRect).top = (pmRect).yTop; \
63 (winRect).right = (pmRect).xRight; \
64 (winRect).bottom = (pmRect).yBottom; \
65}
66
67#define MEM_HPS_MAX 768
68
69const XFORM_W XFORMIdentity = { 1.0, 0.0, 0.0, 1.0, 0, 0 };
70const MATRIXLF matrixlfIdentity = { 0x10000, 0, 0, 0, 0x10000, 0, 0, 0, 0};
71
72BOOL setPageXForm(Win32BaseWindow *wnd, pDCData pHps);
73BOOL changePageXForm(Win32BaseWindow *wnd, pDCData pHps, PPOINTL pValue, int x, int y, PPOINTL pPrev);
74LONG clientHeight(Win32BaseWindow *wnd, HWND hwnd, pDCData pHps);
75
76#ifdef DEBUG
77#define dprintfRegion(a,b,c) if(DbgEnabledLvl2[DBG_LOCALLOG] == 1) dprintfRegion1(a,b,c)
78
79void dprintfRegion1(HPS hps, HWND hWnd, HRGN hrgnClip)
80{
81 RGNRECT rgnRect = {0, 16, 0, RECTDIR_LFRT_TOPBOT};
82 RECTL rectRegion[16];
83 APIRET rc;
84
85 dprintf(("dprintfRegion %x %x", hWnd, hps));
86 rc = GpiQueryRegionRects(hps, hrgnClip, NULL, &rgnRect, &rectRegion[0]);
87 for(int i=0;i<rgnRect.crcReturned;i++) {
88 dprintf(("(%d,%d)(%d,%d)", rectRegion[i].xLeft, rectRegion[i].yBottom, rectRegion[i].xRight, rectRegion[i].yTop));
89 }
90}
91#else
92#define dprintfRegion(a,b,c)
93#endif
94
95//******************************************************************************
96//******************************************************************************
97void WIN32API TestWideLine (pDCData pHps)
98{
99 const LOGPEN_W *pLogPen;
100
101 pHps->isWideLine = FALSE;
102 pLogPen = pHps->penIsExtPen ?
103 &(pHps->lastPenObject->ExtPen.logpen) :
104 &(pHps->lastPenObject->Pen.logpen);
105
106 if (((pLogPen->lopnStyle & PS_STYLE_MASK_W) != PS_NULL_W) &&
107 (pLogPen->lopnWidth.x > 0))
108 {
109 POINTL aptl[2] = { 0, 0, pLogPen->lopnWidth.x, pLogPen->lopnWidth.x };
110
111 GpiConvert(pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, aptl);
112
113 ULONG dx = abs(aptl[0].x - aptl[1].x);
114 ULONG dy = abs(aptl[0].y - aptl[1].y);
115
116 pHps->isWideLine = (dx > 1) || (dy > 1);
117 }
118}
119//******************************************************************************
120//******************************************************************************
121void WIN32API Calculate1PixelDelta(pDCData pHps)
122{
123 POINTL aptl[2] = {0, 0, 1, 1};
124
125 GpiConvert(pHps->hps, CVTC_DEVICE, CVTC_WORLD, 2, aptl);
126 pHps->worldYDeltaFor1Pixel = (int)(aptl[1].y - aptl[0].y);
127 pHps->worldXDeltaFor1Pixel = (int)(aptl[1].x - aptl[0].x); // 171182
128}
129//******************************************************************************
130//******************************************************************************
131int setMapMode(Win32BaseWindow *wnd, pDCData pHps, int mode)
132{
133 int prevMode = 0;
134 ULONG flOptions;
135
136 switch (mode)
137 {
138 case MM_HIENGLISH_W : flOptions = PU_HIENGLISH; break;
139 case MM_LOENGLISH_W : flOptions = PU_LOENGLISH; break;
140 case MM_HIMETRIC_W : flOptions = PU_HIMETRIC ; break;
141 case MM_LOMETRIC_W : flOptions = PU_LOMETRIC ; break;
142 case MM_TEXT_W : flOptions = PU_PELS ; break;
143 case MM_TWIPS_W : flOptions = PU_TWIPS ; break;
144 case MM_ANISOTROPIC_W: flOptions = PU_PELS ; break;
145 case MM_ISOTROPIC_W : flOptions = PU_LOMETRIC ; break;
146 default:
147 SetLastError(ERROR_INVALID_PARAMETER_W);
148 return FALSE;
149 }
150
151 prevMode = pHps->MapMode; /* store previous mode */
152 pHps->MapMode = mode;
153
154 if (mode == MM_TEXT_W)
155 {
156 pHps->viewportXExt =
157 pHps->viewportYExt = 1.0;
158 pHps->windowExt.cx =
159 pHps->windowExt.cy = 1;
160 }
161 else if (mode != MM_ANISOTROPIC_W)
162 {
163 RECTL rectl;
164 SIZEL sizel;
165 ULONG data[3];
166
167 data[0] = flOptions;
168 data[1] = data[2] = 0;
169
170 if (DevEscape(pHps->hdc ? pHps->hdc : pHps->hps, DEVESC_SETPS, 12, (PBYTE)data, 0, 0) == DEVESC_ERROR)
171 {
172 SetLastError(ERROR_INVALID_PARAMETER_W);
173 return 0;
174 }
175
176 GpiQueryPageViewport(pHps->hps, &rectl);
177 pHps->viewportXExt = (double)rectl.xRight;
178 pHps->viewportYExt = -(double)rectl.yTop;
179
180 GreGetPageUnits(pHps->hdc? pHps->hdc : pHps->hps, &sizel);
181 pHps->windowExt.cx = sizel.cx;
182 pHps->windowExt.cy = sizel.cy;
183
184 data[0] = PU_PELS;
185 DevEscape(pHps->hdc ? pHps->hdc : pHps->hps, DEVESC_SETPS, 12, (PBYTE)data, 0, 0);
186 }
187
188 if (((prevMode != MM_ISOTROPIC_W) && (prevMode != MM_ANISOTROPIC_W)) &&
189 ((mode == MM_ISOTROPIC_W) || (mode == MM_ANISOTROPIC_W)))
190 {
191 if (pHps->lWndXExtSave && pHps->lWndYExtSave)
192 {
193 changePageXForm (wnd, pHps, (PPOINTL)&pHps->windowExt,
194 pHps->lWndXExtSave, pHps->lWndYExtSave, NULL );
195 pHps->lWndXExtSave = pHps->lWndYExtSave = 0;
196 }
197 if (pHps->lVwpXExtSave && pHps->lVwpYExtSave)
198 {
199 changePageXForm (wnd, pHps, NULL,
200 pHps->lVwpXExtSave, pHps->lVwpYExtSave, NULL );
201 pHps->lVwpXExtSave = pHps->lVwpYExtSave = 0;
202 }
203 }
204
205 setPageXForm(wnd, pHps);
206
207 return prevMode;
208}
209//******************************************************************************
210//******************************************************************************
211BOOL setPageXForm(Win32BaseWindow *wnd, pDCData pHps)
212{
213 MATRIXLF mlf;
214 BOOL rc = TRUE;
215
216 pHps->height = clientHeight(wnd, 0, pHps) - 1;
217
218 double xScale = pHps->viewportXExt / (double)pHps->windowExt.cx;
219 double yScale = pHps->viewportYExt / (double)pHps->windowExt.cy;
220
221 mlf.fxM11 = FLOAT_TO_FIXED(xScale);
222 mlf.fxM12 = 0;
223 mlf.lM13 = 0;
224 mlf.fxM21 = 0;
225 mlf.fxM22 = FLOAT_TO_FIXED(yScale);
226 mlf.lM23 = 0;
227 mlf.lM31 = pHps->viewportOrg.x - (LONG)(pHps->windowOrg.x * xScale);
228 mlf.lM32 = pHps->viewportOrg.y - (LONG)(pHps->windowOrg.y * yScale);
229 mlf.lM33 = 1;
230
231 pHps->isLeftLeft = mlf.fxM11 >= 0;
232 pHps->isTopTop = mlf.fxM22 >= 0;
233
234 BOOL bEnableYInversion = FALSE;
235 if ((mlf.fxM22 > 0) ||
236 ((pHps->graphicsMode == GM_ADVANCED_W) &&
237 ((pHps->MapMode == MM_ANISOTROPIC_W) ||
238 (pHps->MapMode == MM_ISOTROPIC_W))))
239 {
240 bEnableYInversion = TRUE;
241 }
242 else
243 {
244 bEnableYInversion = FALSE;
245 mlf.lM32 = pHps->HPStoHDCInversionHeight + pHps->height - mlf.lM32;
246 mlf.fxM22 = -mlf.fxM22;
247 }
248
249 if (!pHps->isMetaPS)
250// if ((!pHps->isMetaPS) ||
251// (pHps->pMetaFileObject && pHps->pMetaFileObject->isEnhanced()))
252 rc = GpiSetDefaultViewMatrix(pHps->hps, 8, &mlf, TRANSFORM_REPLACE);
253
254#ifdef INVERT
255 if (bEnableYInversion)
256 GpiEnableYInversion(pHps->hps, pHps->height + pHps->HPStoHDCInversionHeight);
257 else
258 GpiEnableYInversion(pHps->hps, 0);
259#else
260 pHps->yInvert = 0;
261 if(bEnableYInversion)
262 {
263 pHps->yInvert4Enable = pHps->height + pHps->HPStoHDCInversionHeight;
264 if(pHps->isPrinter)
265 {
266 pHps->yInvert = pHps->yInvert4Enable
267 * (pHps->windowExt.cy / (double)pHps->viewportYExt);
268 } else {
269 pHps->yInvert = pHps->yInvert4Enable;
270 }
271 }
272#endif
273
274 TestWideLine(pHps);
275 Calculate1PixelDelta(pHps);
276 return rc;
277}
278//******************************************************************************
279//******************************************************************************
280BOOL changePageXForm(Win32BaseWindow *wnd, pDCData pHps, PPOINTL pValue, int x, int y, PPOINTL pPrev)
281{
282 BOOL result = FALSE;
283
284 if (pValue)
285 {
286 if (pPrev)
287 *pPrev = *pValue;
288
289 if ((pValue->x == x) && (pValue->y == y)) {
290 return TRUE;
291 }
292 pValue->x = x;
293 pValue->y = y;
294 }
295 else
296 {
297 if (pPrev)
298 {
299 pPrev->x = (int)pHps->viewportXExt;
300 pPrev->y = (int)pHps->viewportYExt;
301 }
302 pHps->viewportXExt = (double)x;
303 pHps->viewportYExt = (double)y;
304 }
305
306 if (pHps->MapMode == MM_ISOTROPIC_W)
307 {
308 double xExt = fabs(pHps->viewportXExt);
309 double yExt = fabs(pHps->viewportYExt);
310 double sf = fabs((double)pHps->windowExt.cx / pHps->windowExt.cy);
311
312 if (xExt > (yExt * sf))
313 {
314 xExt = yExt * sf;
315
316 if ((double)LONG_MAX <= xExt) return (result);
317
318 if (pHps->viewportXExt < 0.0)
319 pHps->viewportXExt = -xExt;
320 else
321 pHps->viewportXExt = xExt;
322 }
323 else
324 {
325 yExt = xExt / sf;
326
327 if ((double)LONG_MAX <= yExt) return (result);
328
329 if (pHps->viewportYExt < 0.0)
330 pHps->viewportYExt = -yExt;
331 else
332 pHps->viewportYExt = yExt;
333 }
334 }
335 result = setPageXForm(wnd, pHps);
336
337 return (result);
338}
339//******************************************************************************
340//******************************************************************************
341VOID removeClientArea(Win32BaseWindow *window, pDCData pHps)
342{
343 POINTL point;
344
345 // This function checks to see if a client area is currently selected, if
346 // it is the origin plus the visible region of the frame are restored.
347
348 pHps->isClient = FALSE;
349
350#ifdef DEBUG
351 GreGetDCOrigin(pHps->hps, &point);
352#endif
353
354 if(pHps->isClientArea)
355 {
356 dprintf2(("removeClientArea %x: (%d,%d) -> (%d,%d)", window->getWindowHandle(), point.x, point.y, pHps->ptlOrigin.x, pHps->ptlOrigin.y));
357 pHps->isClientArea = FALSE;
358 GreSetupDC(pHps->hps,
359 pHps->hrgnVis,
360 pHps->ptlOrigin.x,
361 pHps->ptlOrigin.y,
362 0,
363 SETUPDC_ORIGIN | SETUPDC_VISRGN | SETUPDC_RECALCCLIP);
364 }
365 else dprintf2(("removeClientArea: %x (%d,%d) (%d,%d)", window->getWindowHandle(), point.x, point.y, pHps->ptlOrigin.x, pHps->ptlOrigin.y));
366
367}
368//******************************************************************************
369//******************************************************************************
370void selectClientArea(Win32BaseWindow *window, pDCData pHps)
371{
372 // This function checks to see if the DC needs to be adjusted to a client
373 // area and makes the adjustment.
374 RECTL rcl, rcltemp;
375 HRGN hrgnRect, hrgnClip, hrgnOldClip = 0;
376 HWND hwnd;
377 LONG rc;
378 PRECT pClient = window->getClientRectPtr();
379 PRECT pWindow = window->getWindowRect();
380
381 if(pClient->left == 0 && pClient->top == 0 &&
382 window->getClientHeight() == window->getWindowHeight() &&
383 window->getClientWidth() == window->getWindowWidth())
384 {
385 //client rectangle = frame rectangle -> no change necessary
386 return;
387 }
388 pHps->isClient = TRUE;
389
390 hwnd = window->getOS2WindowHandle();
391
392 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&rcl);
393
394 //convert to screen coordinates
395 GreGetDCOrigin(pHps->hps, (PPOINTL)&rcltemp);
396
397 if(pHps->isClientArea)
398 {
399 //TODO: counter
400 dprintf2(("WARNING: selectClientArea %x; already selected! origin (%d,%d) original origin (%d,%d)", window->getWindowHandle(), rcltemp.xLeft, rcltemp.yBottom, pHps->ptlOrigin.x, pHps->ptlOrigin.y));
401 RECT rectWindow;
402 RECTL rectWindowOS2;
403 GetWindowRect(window->getWindowHandle(), &rectWindow);
404 mapWin32ToOS2Rect(OSLibGetScreenHeight(), &rectWindow, (PRECTLOS2)&rectWindowOS2);
405 if(rectWindowOS2.xLeft + rcl.xLeft != rcltemp.xLeft ||
406 rectWindowOS2.yBottom + rcl.yBottom != rcltemp.yBottom)
407 {
408 dprintf2(("WARNING: origin changed (%d,%d) instead of (%d,%d)!", rcltemp.xLeft, rcltemp.yBottom, rectWindowOS2.xLeft + rcl.xLeft, rectWindowOS2.yBottom + rcl.yBottom));
409 rcl.xLeft += rectWindowOS2.xLeft;
410 rcl.xRight += rectWindowOS2.xLeft;
411 rcl.yTop += rectWindowOS2.yBottom;
412 rcl.yBottom += rectWindowOS2.yBottom;
413 }
414 else return;
415 }
416 else {
417 rcl.xLeft += rcltemp.xLeft;
418 rcl.xRight += rcltemp.xLeft;
419 rcl.yTop += rcltemp.yBottom;
420 rcl.yBottom += rcltemp.yBottom;
421
422 pHps->ptlOrigin.x = rcltemp.xLeft;
423 pHps->ptlOrigin.y = rcltemp.yBottom;
424 }
425
426 dprintf2(("selectClientArea %x: (%d,%d) -> (%d,%d)", window->getWindowHandle(), rcltemp.xLeft, rcltemp.yBottom, rcl.xLeft, rcl.yBottom));
427
428 if(pHps->hrgnVis == 0)
429 pHps->hrgnVis = GreCreateRectRegion(pHps->hps, &rcl, 1);
430
431 hrgnRect = GreCreateRectRegion(pHps->hps, &rcl, 1);
432
433 // Query the visible region
434 GreCopyClipRegion(pHps->hps, pHps->hrgnVis, 0, COPYCRGN_VISRGN);
435 GpiQueryRegionBox(pHps->hps, pHps->hrgnVis, &rcltemp);
436 // And the visible region of the frame with the client rectangle
437 // to get the new visible region
438 GreCombineRegion(pHps->hps, hrgnRect, pHps->hrgnVis, hrgnRect, CRGN_AND);
439#ifdef DEBUG
440 dprintfRegion1(pHps->hps, window->getWindowHandle(), hrgnRect);
441#endif
442
443 // Set the new origin plus visible region in the DC
444 GreSetupDC(pHps->hps,
445 hrgnRect,
446 rcl.xLeft,
447 rcl.yBottom,
448 NULL,
449 SETUPDC_ORIGIN | SETUPDC_VISRGN | SETUPDC_RECALCCLIP);
450
451 pHps->isClientArea = TRUE;
452
453 // Destroy the region now we have finished with it.
454 GreDestroyRegion(pHps->hps, hrgnRect);
455}
456//******************************************************************************
457//******************************************************************************
458LONG clientHeight(Win32BaseWindow *wnd, HWND hwnd, pDCData pHps)
459{
460 if ((hwnd == 0) && (pHps != 0))
461 hwnd = pHps->hwnd;
462
463 if ((hwnd != 0) || (pHps == 0))
464 {
465 if(wnd) {
466 if(pHps && !pHps->isClientArea) {
467 return (wnd->getWindowHeight());
468 }
469 else return (wnd->getClientHeight());
470 }
471 else return OSLibQueryScreenHeight();
472 }
473 else if (pHps->bitmapHandle)
474 {
475 return pHps->bitmapHeight;
476 }
477 else if (pHps->isMetaPS)
478 {
479 return 0;
480 }
481 else if (pHps->isPrinter)
482 {
483 return pHps->printPageHeight;
484 }
485 else
486 {
487 return MEM_HPS_MAX;
488 }
489}
490//******************************************************************************
491//******************************************************************************
492BOOL WIN32API changePageXForm(pDCData pHps, PPOINTL pValue, int x, int y, PPOINTL pPrev)
493{
494 Win32BaseWindow *wnd;
495
496 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
497 return changePageXForm(wnd, pHps, pValue, x, y, pPrev);
498}
499//******************************************************************************
500//******************************************************************************
501BOOL WIN32API setPageXForm(pDCData pHps)
502{
503 Win32BaseWindow *wnd;
504
505 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
506 return setPageXForm(wnd, pHps);
507}
508//******************************************************************************
509//******************************************************************************
510VOID WIN32API removeClientArea(pDCData pHps)
511{
512 Win32BaseWindow *wnd;
513
514 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
515 if(wnd) {
516 removeClientArea(wnd, pHps);
517 }
518}
519//******************************************************************************
520//******************************************************************************
521VOID WIN32API selectClientArea(pDCData pHps)
522{
523 Win32BaseWindow *wnd;
524
525 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
526 if(wnd) {
527 selectClientArea(wnd, pHps);
528 }
529}
530//******************************************************************************
531//******************************************************************************
532LONG WIN32API clientHeight(HWND hwnd, pDCData pHps)
533{
534 Win32BaseWindow *wnd;
535
536 wnd = Win32BaseWindow::GetWindowFromOS2Handle(hwnd);
537 return clientHeight(wnd, hwnd, pHps);
538}
539//******************************************************************************
540//******************************************************************************
541int WIN32API setMapMode(pDCData pHps, int mode)
542{
543 Win32BaseWindow *wnd;
544
545 wnd = Win32BaseWindow::GetWindowFromOS2Handle(pHps->hwnd);
546 return setMapMode(wnd, pHps, mode);
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 memset(lpps, 0, sizeof(*lpps));
662 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
663 if(!lpps || !wnd) {
664 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
665 SetLastError(ERROR_INVALID_PARAMETER_W);
666 return (HDC)0;
667 }
668 HWND hwndClient = wnd->getOS2WindowHandle();
669
670 if(hwnd != HWND_DESKTOP && wnd->isOwnDC())
671 {
672 hPS_ownDC = wnd->getOwnDC();
673 //SvL: Hack for memory.exe (doesn't get repainted properly otherwise)
674 if(hPS_ownDC) {
675 pHps = (pDCData)GpiQueryDCData(hPS_ownDC);
676 if (!pHps)
677 {
678 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
679 SetLastError(ERROR_INVALID_PARAMETER_W);
680 return (HDC)NULLHANDLE;
681 }
682 hpsPaint = hPS_ownDC;
683 }
684 }
685 if(!hpsPaint) {
686 hpsPaint = GetDCEx(hwnd, 0, (DCX_CACHE_W|DCX_WINDOW_W|DCX_USESTYLE_W));
687 pHps = (pDCData)GpiQueryDCData(hpsPaint);
688 if (!pHps)
689 {
690 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
691 SetLastError(ERROR_INVALID_PARAMETER_W);
692 return (HDC)NULLHANDLE;
693 }
694 }
695
696 if(WinQueryUpdateRect(hwndClient, &rectl) == FALSE) {
697 memset(&rectl, 0, sizeof(rectl));
698 dprintf (("USER32: WARNING: WinQueryUpdateRect failed (error or no update rectangle)!!"));
699
700 HRGN hrgnClip = GpiCreateRegion(pHps->hps, 1, &rectl);
701 GpiSetClipRegion(pHps->hps, hrgnClip, &hrgnOldClip);
702
703 selectClientArea(wnd, pHps);
704
705 //save old clip region (restored for CS_OWNDC windows in EndPaint)
706 wnd->SetClipRegion(hrgnOldClip);
707 lComplexity = RGN_NULL;
708 }
709 else {
710 rectlClip.yBottom = rectlClip.xLeft = 0;
711 rectlClip.yTop = rectlClip.xRight = 1;
712
713 //Query update region
714 HRGN hrgnClip = GpiCreateRegion(pHps->hps, 1, &rectlClip);
715 WinQueryUpdateRegion(hwndClient, hrgnClip);
716 WinValidateRegion(hwndClient, hrgnClip, FALSE);
717
718 mapWin32ToOS2Rect(wnd->getWindowHeight(), wnd->getClientRectPtr(), (PRECTLOS2)&rectlClient);
719 WinIntersectRect(NULL, &rectlClip, &rectl, &rectlClient);
720 WinOffsetRect(NULL, &rectlClip, -rectlClient.xLeft, -rectlClient.yBottom);
721
722 //clip update region with client window rectangle
723 HRGN hrgnClient = GpiCreateRegion(pHps->hps, 1, &rectlClient);
724 GpiCombineRegion(pHps->hps, hrgnClip, hrgnClip, hrgnClient, CRGN_AND);
725 GpiDestroyRegion(pHps->hps, hrgnClient);
726
727 //change origin of clip region (window -> client)
728 POINTL point = {-rectlClient.xLeft, -rectlClient.yBottom};
729 GpiOffsetRegion(pHps->hps, hrgnClip, &point);
730#ifdef DEBUG
731 dprintfRegion1(pHps->hps, hWnd, hrgnClip);
732#endif
733 //set clip region
734 lComplexity = GpiSetClipRegion(pHps->hps, hrgnClip, &hrgnOldClip);
735
736 //change presentation space for client window
737 //NOTE: MUST do this after GpiSetClipRegion call!
738 // When a window with CS_OWNDC looses focus, for some reason
739 // GpiSetClipRegion resets the window dc origin back to (0,0)
740 selectClientArea(wnd, pHps);
741
742 GpiQueryClipBox(pHps->hps, &rectl);
743 dprintf(("ClipBox (%d): (%d,%d)(%d,%d)", lComplexity, rectl.xLeft, rectl.yBottom, rectl.xRight, rectl.yTop));
744
745 //save old clip region (restored for CS_OWNDC windows in EndPaint)
746 wnd->SetClipRegion(hrgnOldClip);
747 memcpy(&rectl, &rectlClip, sizeof(RECTL));
748 lComplexity = RGN_RECT;
749 }
750
751 if(hPS_ownDC == 0)
752 setMapMode (wnd, pHps, MM_TEXT_W);
753 else
754 setPageXForm(wnd, pHps);
755
756 pHps->hdcType = TYPE_3;
757
758 HideCaret(hwnd);
759 WinShowTrackRect(wnd->getOS2WindowHandle(), FALSE);
760
761 if(wnd->needsEraseBkgnd() && lComplexity != RGN_NULL) {
762 wnd->setEraseBkgnd(FALSE);
763 lpps->fErase = (wnd->MsgEraseBackGround(pHps->hps) != 0);
764 }
765 else lpps->fErase = TRUE;
766
767#ifdef DEBUG
768 POINTL point;
769 GreGetDCOrigin(pHps->hps, &point);
770 dprintf(("dc origin (%d,%d)", point.x, point.y));
771#endif
772
773 lpps->hdc = (HDC)pHps->hps;
774
775 if(lComplexity != RGN_NULL) {
776 long height = wnd->getClientHeight();
777 lpps->rcPaint.top = height - rectl.yTop;
778 lpps->rcPaint.left = rectl.xLeft;
779 lpps->rcPaint.bottom = height - rectl.yBottom;
780 lpps->rcPaint.right = rectl.xRight;
781 }
782 else {
783 lpps->rcPaint.bottom = lpps->rcPaint.top = 0;
784 lpps->rcPaint.right = lpps->rcPaint.left = 0;
785 }
786
787 SetLastError(0);
788 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));
789 return (HDC)pHps->hps;
790}
791//******************************************************************************
792//******************************************************************************
793BOOL WIN32API EndPaint (HWND hWnd, const PAINTSTRUCT_W *pPaint)
794{
795 HWND hwnd = hWnd ? hWnd : HWND_DESKTOP;
796 HRGN hrgnOld;
797 pDCData pHps;
798
799 dprintf (("USER32: EndPaint(%x)", hwnd));
800
801 if (!pPaint || !pPaint->hdc )
802 return TRUE;
803
804 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
805
806 if (!wnd) goto exit;
807
808 pHps = (pDCData)GpiQueryDCData((HPS)pPaint->hdc);
809 if (pHps && (pHps->hdcType == TYPE_3))
810 {
811 GpiSetClipRegion(pHps->hps, wnd->GetClipRegion(), &hrgnOld);
812 wnd->SetClipRegion(0);
813 if(hrgnOld) {
814 GpiDestroyRegion(pHps->hps, hrgnOld);
815 }
816 pHps->hdcType = TYPE_1; //otherwise Open32's ReleaseDC fails
817 ReleaseDC(hwnd, pPaint->hdc);
818 }
819 else {
820 dprintf(("EndPaint: wrong hdc %x!!", pPaint->hdc));
821 }
822 wnd->setEraseBkgnd(TRUE);
823 ShowCaret(hwnd);
824 WinShowTrackRect(wnd->getOS2WindowHandle(), TRUE);
825
826exit:
827 SetLastError(0);
828 return TRUE;
829}
830//******************************************************************************
831//******************************************************************************
832int WIN32API ReleaseDC (HWND hwnd, HDC hdc)
833{
834 BOOL isOwnDC = FALSE;
835 int rc;
836
837 if (hwnd)
838 {
839 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
840 if(wnd == NULL) {
841 dprintf(("ERROR: ReleaseDC %x %x failed", hwnd, hdc));
842 return 0;
843 }
844 isOwnDC = wnd->isOwnDC() && (wnd->getOwnDC() == hdc);
845 if(!isOwnDC)
846 {
847 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
848 if(pHps && pHps->psType == MICRO_CACHED) {
849 removeClientArea(wnd, pHps);
850 if(pHps->hrgnVis) {
851 GreDestroyRegion(pHps->hps, pHps->hrgnVis);
852 pHps->hrgnVis = 0;
853 }
854 }
855 else {
856 dprintf(("ERROR: ReleaseDC: pHps == NULL!!"));
857 DebugInt3();
858 }
859 }
860 else {
861 dprintf2(("ReleaseDC: CS_OWNDC, not released"));
862 }
863 }
864
865 if(isOwnDC) {
866 rc = TRUE;
867 }
868 else {
869 rc = O32_ReleaseDC (0, hdc);
870 }
871
872 dprintf(("ReleaseDC %x %x", hwnd, hdc));
873 return (rc);
874}
875//******************************************************************************
876// This implementation of GetDCEx supports
877// DCX_WINDOW
878// DCX_CACHE
879// DCX_EXCLUDERGN (complex regions allowed)
880// DCX_INTERSECTRGN (complex regions allowed)
881// DCX_USESTYLE
882// DCX_CLIPSIBLINGS
883// DCX_CLIPCHILDREN
884// DCX_PARENTCLIP
885//
886//TODO: WM_SETREDRAW affects drawingAllowed flag!!
887//******************************************************************************
888HDC WIN32API GetDCEx (HWND hwnd, HRGN hrgn, ULONG flags)
889{
890 Win32BaseWindow *wnd = NULL;
891 HWND hWindow;
892 BOOL success;
893 pDCData pHps = NULL;
894 HPS hps = NULLHANDLE;
895 BOOL drawingAllowed = TRUE;
896 BOOL isWindowOwnDC;
897 BOOL creatingOwnDC = FALSE;
898 PS_Type psType;
899
900 if(hwnd == 0) {
901 dprintf(("error: GetDCEx window %x not found", hwnd));
902 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
903 return 0;
904 }
905
906 if (hwnd)
907 {
908 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
909 if(wnd == NULL) {
910 dprintf (("ERROR: User32: GetDCEx bad window handle %X!!!!!", hwnd));
911 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
912 return 0;
913 }
914 hWindow = wnd->getOS2WindowHandle();
915 }
916
917 isWindowOwnDC = (((hWindow == HWND_DESKTOP) ? FALSE : (wnd->isOwnDC()))
918 && !(flags & (DCX_CACHE_W|DCX_WINDOW_W)));
919
920 if(isWindowOwnDC) //own dc always for client area
921 {
922 hps = wnd->getOwnDC();
923 if (hps)
924 {
925 pDCData pHps = (pDCData)GpiQueryDCData (hps);
926 if (!pHps)
927 goto error;
928
929 selectClientArea(wnd, pHps);
930
931 //TODO: Is this always necessary??
932 setPageXForm (wnd, pHps);
933 pHps->hdcType = TYPE_1;
934
935 //TODO: intersect/exclude clip region?
936 dprintf (("User32: GetDCEx hwnd %x (%x %x) -> wnd %x hdc %x", hwnd, hrgn, flags, wnd, hps));
937 return (HDC)hps;
938 }
939 else
940 creatingOwnDC = TRUE;
941 }
942
943 if(isWindowOwnDC)
944 {
945 SIZEL sizel = {0,0};
946 hps = GpiCreatePS (WinQueryAnchorBlock (hWindow),
947 WinOpenWindowDC (hWindow),
948 &sizel, PU_PELS | GPIT_MICRO | GPIA_ASSOC );
949 psType = MICRO;
950 // default cp is OS/2 one: set to windows default (ODIN.INI)
951 GpiSetCp(hps, GetDisplayCodepage());
952 }
953 else
954 {
955 if (hWindow == HWND_DESKTOP) {
956 hps = WinGetScreenPS (hWindow);
957 }
958 else {
959 int clipstyle = 0;
960 int clipwnd = HWND_TOP;
961 if(flags & (DCX_USESTYLE_W)) {
962 int style = wnd->getStyle();
963 if(style & WS_CLIPCHILDREN_W) {
964 clipstyle |= PSF_CLIPCHILDREN;
965 }
966 if(style & WS_CLIPSIBLINGS_W) {
967 clipstyle |= PSF_CLIPSIBLINGS;
968 }
969 if(wnd->fHasParentDC()) {
970 clipstyle |= PSF_PARENTCLIP;
971 }
972 }
973 if(flags & DCX_CLIPSIBLINGS_W) {
974 clipstyle |= PSF_CLIPSIBLINGS;
975 }
976 if(flags & DCX_CLIPCHILDREN_W) {
977 clipstyle |= PSF_CLIPCHILDREN;
978 }
979 if(flags & DCX_PARENTCLIP_W) {
980 clipstyle |= PSF_PARENTCLIP;
981 }
982 if(clipstyle) {
983 dprintf2(("WinGetClipPS style %x", clipstyle));
984 hps = WinGetClipPS(hWindow, clipwnd, clipstyle);
985 }
986 else hps = WinGetPS (hWindow);
987
988 // default cp is OS/2 one: set to windows default (ODIN.INI)
989 GpiSetCp(hps, GetDisplayCodepage());
990 }
991 psType = MICRO_CACHED;
992 }
993
994 if (!hps)
995 goto error;
996
997 HPSToHDC (hWindow, hps, NULL, NULL);
998 pHps = (pDCData)GpiQueryDCData (hps);
999
1000 if(!(flags & DCX_WINDOW_W))
1001 {
1002 selectClientArea(wnd, pHps);
1003 }
1004 else removeClientArea(wnd, pHps);
1005
1006 setMapMode(wnd, pHps, MM_TEXT_W);
1007
1008 if ((flags & DCX_EXCLUDERGN_W) || (flags & DCX_INTERSECTRGN_W))
1009 {
1010 ULONG BytesNeeded;
1011 PRGNDATA RgnData;
1012 PRECT pr;
1013 int i;
1014 RECTL rectl;
1015
1016 if (!hrgn)
1017 goto error;
1018
1019 success = TRUE;
1020 if (flags & DCX_EXCLUDERGN_W)
1021 {
1022#if 0 //CB: todo
1023 long height;
1024
1025 BytesNeeded = GetRegionData (hrgn, 0, NULL);
1026 RgnData = (PRGNDATA_W)_alloca (BytesNeeded);
1027 if (RgnData == NULL)
1028 goto error;
1029 GetRegionData (hrgn, BytesNeeded, RgnData);
1030
1031 i = RgnData->rdh.nCount;
1032 pr = (PRECT)(RgnData->Buffer);
1033
1034 if (flags & DCX_WINDOW_W)
1035 height = wnd->getWindowHeight();
1036 else height = wnd->getClientHeight();
1037
1038 for (; (i > 0) && success; i--, pr++) {
1039 LONG y = pr->yBottom;
1040
1041 pr->yBottom = height - pr->yTop;
1042 pr->yTop = height - y;
1043 success &= GpiExcludeClipRectangle (pHps->hps, pr);
1044 }
1045#endif
1046 }
1047 else //DCX_INTERSECTRGN_W
1048 {
1049 //SvL: I'm getting paint problems when clipping a dc created in GetDCEx
1050 // with a region that covers the entire window (RealPlayer 7 Update 1)
1051 // Using SelectClipRgn here doesn't make any difference.
1052 if(ExtSelectClipRgn(pHps->hps, hrgn, RGN_AND_W) == ERROR_W) {
1053 dprintf(("ExtSelectClipRgn failed!!"));
1054 }
1055 }
1056 if (!success)
1057 goto error;
1058 }
1059
1060 if (creatingOwnDC)
1061 wnd->setOwnDC ((HDC)hps);
1062
1063 pHps->psType = psType;
1064 pHps->hdcType = TYPE_1;
1065 //TODO: WM_SETREDRAW affects drawingAllowed flag!!
1066 GpiSetDrawControl (hps, DCTL_DISPLAY, drawingAllowed ? DCTL_ON : DCTL_OFF);
1067
1068 dprintf (("User32: GetDCEx hwnd %x (%x %x) -> hdc %x", hwnd, hrgn, flags, pHps->hps));
1069 return (HDC)pHps->hps;
1070
1071error:
1072 /* Something went wrong; clean up
1073 */
1074 dprintf(("ERROR: GetDCEx hwnd %x (%x %x) FAILED!", hwnd, hrgn, flags));
1075 DebugInt3();
1076 if (pHps)
1077 {
1078 if (pHps->hps)
1079 {
1080 if(pHps->psType == MICRO_CACHED)
1081 WinReleasePS(pHps->hps);
1082 else
1083 GpiDestroyPS(pHps->hps);
1084 }
1085
1086 if (pHps->hdc) DevCloseDC(pHps->hdc);
1087 if (pHps->hrgnHDC) GpiDestroyRegion(pHps->hps, pHps->hrgnHDC);
1088
1089 O32_DeleteObject (pHps->nullBitmapHandle);
1090 }
1091 SetLastError(ERROR_INVALID_PARAMETER_W);
1092 return NULL;
1093}
1094//******************************************************************************
1095//******************************************************************************
1096HDC WIN32API GetDC (HWND hwnd)
1097{
1098 if(!hwnd)
1099 return GetDCEx( GetDesktopWindow(), 0, DCX_CACHE_W | DCX_WINDOW_W );
1100 return GetDCEx (hwnd, NULL, 0);
1101}
1102//******************************************************************************
1103//******************************************************************************
1104HDC WIN32API GetWindowDC (HWND hwnd)
1105{
1106 if (!hwnd) hwnd = GetDesktopWindow();
1107 return GetDCEx (hwnd, NULL, DCX_WINDOW_W);
1108}
1109//******************************************************************************
1110//Helper for RedrawWindow (RDW_ALLCHILDREN_W)
1111//******************************************************************************
1112LRESULT WIN32API RedrawChildEnumProc(HWND hwnd, LPARAM lParam)
1113{
1114 RedrawWindow(hwnd, NULL, 0, lParam);
1115 return TRUE;
1116}
1117//******************************************************************************
1118// This implementation of RedrawWindow supports
1119// RDW_ERASE
1120// RDW_NOERASE
1121// RDW_INTERNALPAINT
1122// RDW_NOINTERNALPAINT
1123// RDW_INVALIDATE
1124// RDW_VALIDATE
1125// RDW_ERASENOW
1126// RDW_UPDATENOW
1127// RDW_FRAME
1128//
1129//TODO: Works ok for RDW_FRAME??
1130//******************************************************************************
1131BOOL WIN32API RedrawWindow(HWND hwnd, const RECT* pRect, HRGN hrgn, DWORD redraw)
1132{
1133 Win32BaseWindow *wnd;
1134
1135 if(pRect) {
1136 dprintf(("RedrawWindow %x (%d,%d)(%d,%d) %x %x", hwnd, pRect->left, pRect->top, pRect->right, pRect->bottom, hrgn, redraw));
1137 }
1138 else dprintf(("RedrawWindow %x %x %x %x", hwnd, pRect, hrgn, redraw));
1139
1140 if (hwnd == NULLHANDLE)
1141 {
1142#if 1
1143 // Don't do this for now (causes lots of desktop repaints in WordPad)
1144 SetLastError(ERROR_INVALID_PARAMETER_W);
1145 return FALSE;
1146#else
1147 hwnd = HWND_DESKTOP;
1148 wnd = Win32BaseWindow::GetWindowFromOS2Handle(OSLIB_HWND_DESKTOP);
1149
1150 if (!wnd)
1151 {
1152 dprintf(("USER32:dc: RedrawWindow can't find desktop window %08xh\n",
1153 hwnd));
1154 SetLastError(ERROR_INVALID_PARAMETER_W);
1155 return FALSE;
1156 }
1157#endif
1158 }
1159 else
1160 {
1161 wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1162
1163 if (!wnd)
1164 {
1165 dprintf(("USER32:dc: RedrawWindow can't find window %08xh\n",
1166 hwnd));
1167 SetLastError(ERROR_INVALID_PARAMETER_W);
1168 return FALSE;
1169 }
1170 hwnd = wnd->getOS2WindowHandle();
1171 }
1172
1173 BOOL IncludeChildren = (redraw & RDW_ALLCHILDREN_W) ? TRUE : FALSE;
1174 BOOL success = TRUE;
1175 HPS hpsTemp = NULLHANDLE;
1176 HRGN hrgnTemp = NULLHANDLE;
1177 RECTL rectl;
1178
1179 if (hrgn)
1180 {
1181 ULONG BytesNeeded;
1182 PRGNDATA RgnData;
1183 PRECTL pr;
1184 int i;
1185 LONG height;
1186
1187 if(wnd) {
1188 height = (redraw & RDW_FRAME_W) ? wnd->getWindowHeight() : wnd->getClientHeight();
1189 }
1190 else height = OSLibQueryScreenHeight();
1191
1192 if (!hrgn)
1193 goto error;
1194
1195 BytesNeeded = GetRegionData (hrgn, 0, NULL);
1196 RgnData = (PRGNDATA)_alloca (BytesNeeded);
1197 if (RgnData == NULL)
1198 goto error;
1199 GetRegionData (hrgn, BytesNeeded, RgnData);
1200
1201 pr = (PRECTL)(RgnData->Buffer);
1202 for (i = RgnData->rdh.nCount; i > 0; i--, pr++) {
1203 LONG temp = pr->yTop;
1204 pr->yTop = height - pr->yBottom;
1205 pr->yBottom = height - temp;
1206 }
1207
1208 hpsTemp = WinGetScreenPS (HWND_DESKTOP);
1209 hrgnTemp = GpiCreateRegion (hpsTemp, RgnData->rdh.nCount, (PRECTL)(RgnData->Buffer));
1210 if (!hrgnTemp) goto error;
1211 }
1212 else if (pRect)
1213 {
1214 if(wnd) {
1215 if(redraw & RDW_FRAME_W) {
1216 mapWin32ToOS2Rect(wnd->getWindowHeight(), (PRECT)pRect, (PRECTLOS2)&rectl);
1217 }
1218 else mapWin32ToOS2RectClientToFrame(wnd, (PRECT)pRect, (PRECTLOS2)&rectl);
1219 }
1220 else mapWin32ToOS2Rect(OSLibQueryScreenHeight(), (PRECT)pRect, (PRECTLOS2)&rectl);
1221 }
1222
1223 if (redraw & RDW_INVALIDATE_W)
1224 {
1225 //TODO: SvL: pingpong.exe doesn't have RDW_NOERASE, but doesn't want WM_ERASEBKGND msgs
1226 if (redraw & RDW_ERASE_W) {
1227 wnd->setEraseBkgnd(TRUE);
1228 }
1229 else
1230 if (redraw & RDW_NOERASE_W)
1231 wnd->setEraseBkgnd(FALSE);
1232
1233 if (!pRect && !hrgn)
1234 success = WinInvalidateRect (hwnd, NULL, IncludeChildren);
1235 else
1236 if (hrgn) {
1237 success = WinInvalidateRegion (hwnd, hrgnTemp, IncludeChildren);
1238 if(IncludeChildren && WinQueryUpdateRect(hwnd, NULL) == FALSE) {
1239 dprintf(("WARNING: WinQueryUpdateRect %x region %x returned false even though we just invalidated part of a window!!!", hwnd, hrgnTemp));
1240 success = success = WinInvalidateRegion (hwnd, hrgnTemp, FALSE);
1241 }
1242 }
1243 else {
1244 dprintf2(("WinInvalidateRect (%d,%d)(%d,%d)", rectl.xLeft, rectl.yBottom, rectl.xRight, rectl.yTop));
1245 success = WinInvalidateRect (hwnd, &rectl, IncludeChildren);
1246//SvL: If all children are included, then WinInvalidateRect is called
1247// with fIncludeChildren=1 -> rect of hwnd isn't invalidated if child(ren)
1248// overlap(s) the specified rectangle completely (EVEN if window doesn't
1249// have WS_CLIPCHILREN!)
1250// -> example: XWing vs Tie Fighter install window
1251// WinInvalidateRect with fIncludeChildren=0 invalidates both the parent
1252// and child windows
1253//SvL: Can't always set fIncludeChildren to FALSE or else some controls in
1254// the RealPlayer setup application aren't redrawn when invalidating
1255// their parent
1256// SO: Check if IncludeChildren is set and part of the window is invalid
1257// If not -> call WinInvalidateRect with IncludeChildren=0 to force
1258// the window rectangle to be invalidated
1259//
1260 if(IncludeChildren && WinQueryUpdateRect(hwnd, NULL) == FALSE) {
1261 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));
1262 success = WinInvalidateRect (hwnd, &rectl, FALSE);
1263 }
1264 }
1265
1266 if (!success) goto error;
1267 }
1268 else if (redraw & RDW_VALIDATE_W)
1269 {
1270 if (redraw & RDW_NOERASE_W)
1271 wnd->setEraseBkgnd(FALSE);
1272
1273 if (WinQueryUpdateRect (hwnd, NULL))
1274 {
1275 if(!pRect && !hrgn) {
1276 success = WinValidateRect (hwnd, NULL, IncludeChildren);
1277 }
1278 else
1279 if(hrgn) {
1280 success = WinValidateRegion (hwnd, hrgnTemp, IncludeChildren);
1281 }
1282 else {
1283 success = WinValidateRect (hwnd, &rectl, IncludeChildren);
1284 }
1285 if(!success) goto error;
1286 }
1287 }
1288
1289 if(WinQueryUpdateRect(hwnd, NULL))
1290 {
1291 //TODO: Does this work if RDW_ALLCHILDREN is set??
1292 if(redraw & RDW_UPDATENOW_W) {
1293 wnd->MsgNCPaint();
1294 wnd->MsgPaint(0, FALSE);
1295 }
1296 else
1297// if((redraw & RDW_ERASE_W) && (redraw & RDW_ERASENOW_W))
1298 if(redraw & RDW_ERASENOW_W && wnd->needsEraseBkgnd())
1299 wnd->setEraseBkgnd(sendEraseBkgnd(wnd) == 0);
1300// if(redraw & RDW_ALLCHILDREN_W) {
1301// EnumChildWindows(wnd->getWindowHandle(), RedrawChildEnumProc, redraw);
1302// }
1303 }
1304 else if((redraw & RDW_INTERNALPAINT_W) && !(redraw & RDW_INVALIDATE_W))
1305 {
1306 if(redraw & RDW_UPDATENOW_W) {
1307 wnd->MsgNCPaint();
1308 wnd->MsgPaint (0, FALSE);
1309 }
1310 else PostMessageA(hwnd, WINWM_PAINT, 0, 0);
1311 }
1312
1313error:
1314 /* clean up */
1315 if (hrgnTemp)
1316 GpiDestroyRegion (hpsTemp, hrgnTemp);
1317
1318 if (hpsTemp)
1319 WinReleasePS (hpsTemp);
1320
1321 if (!success) {
1322 dprintf(("RedrawWindow failure!"));
1323 SetLastError(ERROR_INVALID_PARAMETER_W);
1324 }
1325 return (success);
1326}
1327//******************************************************************************
1328//******************************************************************************
1329BOOL WIN32API UpdateWindow (HWND hwnd)
1330{
1331 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1332
1333 if(!wnd) {
1334 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
1335 return FALSE;
1336 }
1337
1338 dprintf (("User32: UpdateWindow hwnd %x", hwnd));
1339//SvL: This doesn't work right (Wine uses RDW_NOCHILDREN_W -> doesn't work here)
1340// Breaks vpbuddy
1341// return RedrawWindow(hwnd, NULL, 0, RDW_UPDATENOW_W | RDW_ALLCHILDREN_W);
1342// -> RDW_UPDATENOW causes WM_PAINT messages to be directy posted to window
1343// handler; possibly bypassing queued WM_PAINT messages for parent window(s)
1344// -> out of sync painting (i.e. parent paints over child)
1345 WinUpdateWindow(wnd->getOS2WindowHandle());
1346 return TRUE;
1347}
1348//******************************************************************************
1349//******************************************************************************
1350BOOL WIN32API ValidateRect( HWND hwnd, const RECT * lprc)
1351{
1352 if(lprc) {
1353 dprintf(("USER32: ValidateRect %x (%d,%d)(%d,%d)", hwnd, lprc->left, lprc->top, lprc->right, lprc->bottom));
1354 }
1355 else dprintf(("USER32: ValidateRect %x", hwnd));
1356
1357 return RedrawWindow( hwnd, lprc, 0, RDW_VALIDATE_W | RDW_NOCHILDREN_W | (hwnd==0 ? RDW_UPDATENOW_W : 0));
1358}
1359//******************************************************************************
1360//******************************************************************************
1361BOOL WIN32API ValidateRgn( HWND hwnd, HRGN hrgn)
1362{
1363 dprintf(("USER32: ValidateRgn %x %x", hwnd, hrgn));
1364 return RedrawWindow( hwnd, NULL, hrgn, RDW_VALIDATE_W | RDW_NOCHILDREN_W | (hwnd==0 ? RDW_UPDATENOW_W : 0));
1365}
1366//******************************************************************************
1367//******************************************************************************
1368BOOL WIN32API InvalidateRect (HWND hwnd, const RECT *pRect, BOOL erase)
1369{
1370 BOOL result;
1371
1372 if(pRect) {
1373 dprintf(("InvalidateRect %x (%d,%d)(%d,%d) erase=%d", hwnd, pRect->left, pRect->top, pRect->right, pRect->bottom, erase));
1374 }
1375 else dprintf(("InvalidateRect %x NULL erase=%d", hwnd, erase));
1376 result = RedrawWindow (hwnd, pRect, NULLHANDLE,
1377 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1378 (erase ? RDW_ERASE_W : RDW_NOERASE_W) |
1379 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1380 return (result);
1381}
1382//******************************************************************************
1383//******************************************************************************
1384BOOL WIN32API InvalidateRgn (HWND hwnd, HRGN hrgn, BOOL erase)
1385{
1386 BOOL result;
1387
1388 dprintf(("InvalidateRgn %x %x erase=%d", hwnd, hrgn, erase));
1389 result = RedrawWindow (hwnd, NULL, hrgn,
1390 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1391 (erase ? RDW_ERASE_W : RDW_NOERASE_W) |
1392 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1393 return (result);
1394}
1395//******************************************************************************
1396//TODO: Change for client rectangle!!!!!
1397//******************************************************************************
1398BOOL setPMRgnIntoWinRgn (HRGN hrgnPM, HRGN hrgnWin, LONG height)
1399{
1400 BOOL rc;
1401 HPS hps = WinGetScreenPS (HWND_DESKTOP);
1402 RGNRECT rgnRect;
1403 rgnRect.ircStart = 1;
1404 rgnRect.crc = 0;
1405 rgnRect.ulDirection = RECTDIR_LFRT_TOPBOT; // doesn't make a difference because we're getting them all
1406
1407 rc = GpiQueryRegionRects (hps, hrgnPM, NULL, &rgnRect, NULL);
1408
1409 if (rc && (rgnRect.crcReturned > 0))
1410 {
1411 PRECTL Rcls = new RECTL[rgnRect.crcReturned];
1412 PRECTL pRcl = Rcls;
1413
1414 if (Rcls != NULL)
1415 {
1416 rgnRect.crc = rgnRect.crcReturned;
1417 rc = GpiQueryRegionRects (hps, hrgnPM, NULL, &rgnRect, Rcls);
1418
1419 rc = SetRectRgn(hrgnWin, pRcl->xLeft,
1420 pRcl->xRight,
1421 height - pRcl->yTop,
1422 height - pRcl->yBottom);
1423
1424 if (rgnRect.crcReturned > 1)
1425 {
1426 int i;
1427 HRGN temp;
1428 temp = CreateRectRgn (0, 0, 1, 1);
1429
1430 for (i = 1, pRcl++; rc && (i < rgnRect.crcReturned); i++, pRcl++)
1431 {
1432 rc = SetRectRgn (temp, pRcl->xLeft,
1433 pRcl->xRight,
1434 height - pRcl->yTop,
1435 height - pRcl->yBottom);
1436 rc &= CombineRgn (hrgnWin, hrgnWin, temp, RGN_OR_W);
1437 }
1438 DeleteObject (temp);
1439 }
1440 delete[] Rcls;
1441 }
1442 else
1443 {
1444 rc = FALSE;
1445 }
1446 }
1447 else
1448 {
1449 rc = SetRectRgn (hrgnWin, 0, 0, 0, 0);
1450 }
1451
1452 WinReleasePS (hps);
1453 return (rc);
1454}
1455//******************************************************************************
1456//TODO: Check if this one works correctly...
1457//Have to check if dc is for frame or client!!
1458//******************************************************************************
1459BOOL WIN32API ScrollDC(HDC hDC, int dx, int dy, const RECT *pScroll,
1460 const RECT *pClip, HRGN hrgnUpdate, LPRECT pRectUpdate)
1461{
1462 BOOL rc = TRUE;
1463
1464 dprintf (("USER32: ScrollDC %x (%d,%d), %x %x %x %x", hDC, dx, dy, pScroll, pClip, hrgnUpdate, pRectUpdate));
1465
1466 if (!hDC)
1467 {
1468 return (FALSE);
1469 }
1470
1471 pDCData pHps = (pDCData)GpiQueryDCData ((HPS)hDC);
1472 HWND hwnd = pHps->hwnd;
1473 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1474
1475 if ((hwnd == NULLHANDLE) || !wnd)
1476 {
1477 return (FALSE);
1478 }
1479
1480 POINTL ptl[2] = { 0, 0, dx, dy };
1481
1482 GpiConvert (pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, ptl);
1483 dx = (int)(ptl[1].x - ptl[0].x);
1484 dy = (int)(ptl[1].y - ptl[0].y);
1485
1486 RECT scrollRect;
1487 RECT clipRect;
1488
1489 if (pClip)
1490 {
1491 memcpy(&clipRect, pClip, sizeof(clipRect));
1492
1493 if ((pHps->graphicsMode == GM_COMPATIBLE_W) &&
1494 (clipRect.left != clipRect.right) &&
1495 (clipRect.bottom != clipRect.top))
1496 {
1497 if (abs((int)pHps->viewportXExt) <= abs((int)pHps->windowExt.cx))
1498 clipRect.right -= abs(pHps->worldXDeltaFor1Pixel);
1499 else
1500 clipRect.left += abs(pHps->worldXDeltaFor1Pixel);
1501
1502 if (abs((int)pHps->viewportYExt) <= abs((int)pHps->windowExt.cy))
1503 clipRect.bottom -= abs(pHps->worldYDeltaFor1Pixel);
1504 else
1505 clipRect.top += abs(pHps->worldYDeltaFor1Pixel);
1506 }
1507 GpiConvert(pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, (PPOINTL)&clipRect);
1508 if (clipRect.right < clipRect.left) {
1509 ULONG temp = clipRect.left;
1510 clipRect.left = clipRect.right;
1511 clipRect.right = temp;
1512 }
1513 if (clipRect.bottom < clipRect.top) {
1514 ULONG temp = clipRect.top;
1515 clipRect.top = clipRect.bottom;
1516 clipRect.bottom = temp;
1517 }
1518 }
1519
1520 if (pScroll)
1521 {
1522 memcpy(&scrollRect, pScroll, sizeof(scrollRect));
1523
1524 if ((pHps->graphicsMode == GM_COMPATIBLE_W) &&
1525 (scrollRect.left != scrollRect.right) &&
1526 (scrollRect.top != scrollRect.bottom))
1527 {
1528 if (abs((int)pHps->viewportXExt) <= abs((int)pHps->windowExt.cx))
1529 scrollRect.right -= abs(pHps->worldXDeltaFor1Pixel);
1530 else
1531 scrollRect.left += abs(pHps->worldXDeltaFor1Pixel);
1532
1533 if (abs((int)pHps->viewportYExt) <= abs((int)pHps->windowExt.cy))
1534 scrollRect.bottom -= abs(pHps->worldYDeltaFor1Pixel);
1535 else
1536 scrollRect.top += abs(pHps->worldYDeltaFor1Pixel);
1537 }
1538 GpiConvert (pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, (PPOINTL)&scrollRect);
1539 if (scrollRect.right < scrollRect.left) {
1540 ULONG temp = scrollRect.left;
1541 scrollRect.left = scrollRect.right;
1542 scrollRect.right = temp;
1543 }
1544 if (scrollRect.bottom < scrollRect.top) {
1545 ULONG temp = scrollRect.top;
1546 scrollRect.top = scrollRect.bottom;
1547 scrollRect.bottom = temp;
1548 }
1549 }
1550 RECTL rectlUpdate;
1551 HRGN hrgn;
1552 RECTL clientRect;
1553 RECTL clipOS2;
1554 RECTL scrollOS2;
1555 PRECTL pScrollOS2 = NULL;
1556 PRECTL pClipOS2 = NULL;
1557
1558 mapWin32ToOS2Rect(wnd->getWindowHeight(), wnd->getClientRectPtr(), (PRECTLOS2)&clientRect);
1559
1560 if(pScroll) {
1561 mapWin32ToOS2RectClientToFrame(wnd, &scrollRect, (PRECTLOS2)&scrollOS2);
1562 pScrollOS2 = &scrollOS2;
1563
1564 //Scroll rectangle relative to client area
1565 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1566 }
1567 else {
1568 pScrollOS2 = &clientRect;
1569 }
1570
1571 if(pClip) {
1572 mapWin32ToOS2RectClientToFrame(wnd, &clipRect, (PRECTLOS2)&clipOS2);
1573 pClipOS2 = &clipOS2;
1574
1575 //Clip rectangle relative to client area
1576 WinIntersectRect((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1577 }
1578 else {
1579 pClipOS2 = &clientRect;
1580 }
1581
1582 LONG lComplexity = WinScrollWindow(hwnd, dx, dy, pScrollOS2,
1583 pClipOS2, hrgn, &rectlUpdate, 0);
1584 if (lComplexity == RGN_ERROR)
1585 {
1586 return (FALSE);
1587 }
1588
1589 RECT winRectUpdate;
1590
1591 mapOS2ToWin32Rect(wnd->getWindowHeight(), (PRECTLOS2)&rectlUpdate, &winRectUpdate);
1592
1593 if (pRectUpdate)
1594 *pRectUpdate = winRectUpdate;
1595
1596 if (hrgnUpdate)
1597 rc = setPMRgnIntoWinRgn(hrgn, hrgnUpdate, wnd->getWindowHeight());
1598
1599 return (rc);
1600}
1601//******************************************************************************
1602//******************************************************************************
1603BOOL WIN32API ScrollWindow(HWND hwnd, int dx, int dy, const RECT *pScroll, const RECT *pClip)
1604{
1605 Win32BaseWindow *window;
1606 APIRET rc;
1607 RECTL clientRect;
1608 RECTL scrollRect;
1609 RECTL clipRect;
1610 PRECTL pScrollOS2 = NULL;
1611 PRECTL pClipOS2 = NULL;
1612 ULONG scrollFlags = SW_INVALIDATERGN;
1613
1614 window = Win32BaseWindow::GetWindowFromHandle(hwnd);
1615 if(!window) {
1616 dprintf(("ScrollWindow, window %x not found", hwnd));
1617 return 0;
1618 }
1619 dprintf(("ScrollWindow %x %d %d %x %x", hwnd, dx, dy, pScroll, pClip));
1620
1621 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&clientRect);
1622
1623 if(pScroll) {
1624 mapWin32ToOS2RectClientToFrame(window,(RECT *)pScroll, (PRECTLOS2)&scrollRect);
1625 pScrollOS2 = &scrollRect;
1626
1627 //Scroll rectangle relative to client area
1628 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1629 }
1630 else {
1631 pScrollOS2 = &clientRect;
1632 scrollFlags |= SW_SCROLLCHILDREN;
1633 }
1634
1635 if(pClip) {
1636 mapWin32ToOS2RectClientToFrame(window,(RECT *)pClip, (PRECTLOS2)&clipRect);
1637 pClipOS2 = &clipRect;
1638
1639 //Clip rectangle relative to client area
1640 WinIntersectRect ((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1641 }
1642 else {
1643 pClipOS2 = &clientRect;
1644 }
1645
1646 dy = revertDy (window, dy);
1647
1648 rc = WinScrollWindow(window->getOS2WindowHandle(), dx, dy,
1649 pScrollOS2, pClipOS2, NULLHANDLE,
1650 NULL, scrollFlags);
1651
1652 return (rc != RGN_ERROR);
1653}
1654//******************************************************************************
1655//******************************************************************************
1656INT WIN32API ScrollWindowEx(HWND hwnd, int dx, int dy, const RECT *pScroll, const RECT *pClip,
1657 HRGN hrgnUpdate, PRECT pRectUpdate, UINT scrollFlag)
1658{
1659 Win32BaseWindow *window;
1660 APIRET rc;
1661 RECTL clientRect;
1662 RECTL scrollRect;
1663 RECTL clipRect;
1664 PRECTL pScrollOS2 = NULL;
1665 PRECTL pClipOS2 = NULL;
1666 ULONG scrollFlags = 0;
1667 int regionType = ERROR_W;
1668
1669 window = Win32BaseWindow::GetWindowFromHandle(hwnd);
1670 if(!window) {
1671 dprintf(("ScrollWindowEx, window %x not found", hwnd));
1672 return 0;
1673 }
1674
1675 dprintf(("ScrollWindowEx %x %d %d %x %x", hwnd, dx, dy, pScroll, pClip));
1676
1677 dy = revertDy (window, dy);
1678
1679 if (scrollFlag & SW_INVALIDATE_W) scrollFlags |= SW_INVALIDATERGN;
1680 if (scrollFlag & SW_SCROLLCHILDREN_W) scrollFlags |= SW_SCROLLCHILDREN;
1681
1682 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&clientRect);
1683
1684 if(pScroll) {
1685 mapWin32ToOS2RectClientToFrame(window,(RECT *)pScroll, (PRECTLOS2)&scrollRect);
1686 pScrollOS2 = &scrollRect;
1687
1688 //Scroll rectangle relative to client area
1689 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1690 }
1691 else {
1692 pScrollOS2 = &clientRect;
1693 scrollFlags |= SW_SCROLLCHILDREN; //TODO: ?????
1694 }
1695
1696 if(pClip) {
1697 mapWin32ToOS2RectClientToFrame(window,(RECT *)pClip, (PRECTLOS2)&clipRect);
1698 pClipOS2 = &clipRect;
1699
1700 //Clip rectangle relative to client area
1701 WinIntersectRect ((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1702 }
1703 else {
1704 pClipOS2 = &clientRect;
1705 }
1706
1707 RECTL rectlUpdate;
1708 HRGN hrgn;
1709
1710 if (scrollFlag & SW_SMOOTHSCROLL_W)
1711 {
1712 INT time = (scrollFlag >> 16) & 0xFFFF;
1713
1714 //CB: todo, scroll in several steps
1715 // is time in ms? time <-> iteration count?
1716 }
1717
1718 LONG lComplexity = WinScrollWindow (window->getOS2WindowHandle(), dx, dy,
1719 pScrollOS2,
1720 pClipOS2,
1721 hrgn, &rectlUpdate, scrollFlags);
1722 if (lComplexity == RGN_ERROR)
1723 {
1724 return ERROR_W;
1725 }
1726
1727 RECT winRectUpdate;
1728
1729 mapOS2ToWin32Rect(window->getWindowHeight(), (PRECTLOS2)&rectlUpdate, &winRectUpdate);
1730
1731 if (pRectUpdate)
1732 *pRectUpdate = winRectUpdate;
1733
1734 if (hrgnUpdate)
1735 rc = setPMRgnIntoWinRgn (hrgn, hrgnUpdate, window->getWindowHeight());
1736
1737#if 0
1738 //SvL: WinScrollWindow already invalidates the area; no need to do it again
1739 //(call to invalidateRect was wrong; has to include erase flag)
1740 if ((scrollFlag & SW_INVALIDATE_W) &&
1741 ((lComplexity == RGN_RECT) || (lComplexity == RGN_COMPLEX)))
1742 {
1743 rc = InvalidateRect (hwnd, &winRectUpdate, (scrollFlag & SW_ERASE_W) ? 1 : 0);
1744 if (rc == FALSE)
1745 {
1746 return (0);
1747 }
1748 }
1749#endif
1750
1751 switch (lComplexity)
1752 {
1753 case RGN_NULL:
1754 regionType = NULLREGION_W;
1755 break;
1756 case RGN_RECT:
1757 regionType = SIMPLEREGION_W;
1758 break;
1759 case RGN_COMPLEX:
1760 regionType = COMPLEXREGION_W;
1761 break;
1762 default:
1763 regionType = ERROR_W;
1764 break;
1765 }
1766
1767 return (regionType);
1768}
1769//******************************************************************************
1770//******************************************************************************
1771HWND WIN32API WindowFromDC(HDC hdc)
1772{
1773 pDCData pHps = (pDCData)GpiQueryDCData( (HPS)hdc );
1774
1775 dprintf2(("USER32: WindowFromDC %x", hdc));
1776 if ( pHps )
1777 return OS2ToWin32Handle(pHps->hwnd);
1778 else
1779 return 0;
1780}
1781//******************************************************************************
1782//******************************************************************************
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