source: trunk/src/user32/pmframe.cpp@ 1971

Last change on this file since 1971 was 1971, checked in by sandervl, 26 years ago

Rewrote some message apis + WM_WINDOWPOSCHANGED fix
File size: 21.0 KB
Line 
1/* $Id: pmframe.cpp,v 1.26 1999-12-05 00:31:47 sandervl Exp $ */
2/*
3 * Win32 Frame Managment Code for OS/2
4 *
5 * Copyright 1999 by Christoph Bratschi (cbratschi@datacomm.ch)
6 *
7 *
8 * Project Odin Software License can be found in LICENSE.TXT
9 *
10 */
11
12#define INCL_WIN
13#define INCL_GPI
14
15#include <os2.h> /* PM header file */
16#include <os2wrap.h>
17#include <stdlib.h>
18#include "win32type.h"
19#include <misc.h>
20#include <win32wbase.h>
21#include "wprocess.h"
22#include "pmframe.h"
23#include "oslibutil.h"
24#include "oslibwin.h"
25#include "caret.h"
26
27#define PMFRAMELOG
28
29//******************************************************************************
30//******************************************************************************
31VOID Draw3DRect(HPS hps,RECTL rect,LONG colorBR,LONG colorTL)
32{
33 POINTL point;
34
35 GpiSetColor(hps,colorBR);
36 point.x = rect.xLeft;
37 point.y = rect.yBottom;
38 GpiMove(hps,&point);
39 point.x = rect.xRight-1;
40 GpiLine(hps,&point);
41 point.y = rect.yTop-1;
42 GpiLine(hps,&point);
43 GpiSetColor(hps,colorTL);
44 point.x--;
45 GpiMove(hps,&point);
46 point.x = rect.xLeft;
47 GpiLine(hps,&point);
48 point.y = rect.yBottom+1;
49 GpiLine(hps,&point);
50}
51//******************************************************************************
52//******************************************************************************
53inline VOID DeflateRect(RECTL *rect)
54{
55 rect->xLeft++;
56 rect->xRight--;
57 rect->yTop--;
58 rect->yBottom++;
59}
60//******************************************************************************
61//******************************************************************************
62VOID DrawFrame(HPS hps,RECTL *rect,Win32BaseWindow *win32wnd)
63{
64 LONG clrWhite,clrBlack,clrDark,clrLight;
65 POINTL point;
66 DWORD dwExStyle = win32wnd->getExStyle();
67 DWORD dwStyle = win32wnd->getStyle();
68
69 //CB: todo: switch to RGB mode and use win colors
70 clrWhite = CLR_WHITE;
71 clrBlack = CLR_BLACK;
72 clrLight = CLR_PALEGRAY;
73 clrDark = CLR_DARKGRAY;
74
75 if (dwExStyle & WS_EX_CLIENTEDGE_W)
76 {
77 Draw3DRect(hps,*rect,clrWhite,clrDark);
78 DeflateRect(rect);
79 Draw3DRect(hps,*rect,clrLight,clrBlack);
80 }
81 else if (dwExStyle & WS_EX_DLGMODALFRAME_W)
82 {
83 Draw3DRect(hps,*rect,clrBlack,clrLight);
84 DeflateRect(rect);
85 Draw3DRect(hps,*rect,clrDark,clrWhite);
86 DeflateRect(rect);
87 Draw3DRect(hps,*rect,clrLight,clrLight);
88 }
89 else if (dwExStyle & WS_EX_STATICEDGE_W)
90 {
91 Draw3DRect(hps,*rect,clrWhite,clrDark);
92 }
93 else if (dwExStyle & WS_EX_WINDOWEDGE_W);
94 else if (dwStyle & WS_BORDER_W)
95 {
96 Draw3DRect(hps,*rect,clrBlack,clrBlack);
97 }
98
99 DeflateRect(rect);
100}
101//******************************************************************************
102//******************************************************************************
103BOOL CanDrawSizeBox(Win32BaseWindow *win32wnd)
104{
105 return (win32wnd->getStyle() & WS_SIZEBOX_W && WinQueryWindowULong(win32wnd->getOS2FrameWindowHandle(),QWL_STYLE) & FS_SIZEBORDER
106 && win32wnd->getVertScrollHandle() && WinQueryWindow(win32wnd->getVertScrollHandle(),QW_PARENT) == win32wnd->getOS2FrameWindowHandle()
107 && win32wnd->getHorzScrollHandle() && WinQueryWindow(win32wnd->getHorzScrollHandle(),QW_PARENT) == win32wnd->getOS2FrameWindowHandle());
108}
109//******************************************************************************
110//******************************************************************************
111VOID GetSizeBox(Win32BaseWindow *win32wnd,RECTL *rect)
112{
113 SWP swpHorz,swpVert;
114
115 WinQueryWindowPos(win32wnd->getVertScrollHandle(),&swpVert);
116 WinQueryWindowPos(win32wnd->getHorzScrollHandle(),&swpHorz);
117 rect->xLeft = swpVert.x;
118 rect->xRight = swpVert.x+swpVert.cx;
119 rect->yTop = swpHorz.y+swpHorz.cy;
120 rect->yBottom = swpHorz.y;
121}
122//******************************************************************************
123//******************************************************************************
124BOOL InSizeBox(Win32BaseWindow *win32wnd,POINTS *points)
125{
126 if (CanDrawSizeBox(win32wnd))
127 {
128 RECTL rect;
129 POINTL point;
130
131 point.x = points->x;
132 point.y = points->y;
133 GetSizeBox(win32wnd,&rect);
134 return (WinPtInRect(GetThreadHAB(),&rect,&point));
135 }
136
137 return FALSE;
138}
139//******************************************************************************
140//******************************************************************************
141VOID DrawSizeBox(HPS hps,RECTL rect)
142{
143 POINTL p1,p2;
144 LONG clrDark = CLR_DARKGRAY,clrWhite = CLR_WHITE;
145 INT x;
146
147 //CB: todo: switch to RGB mode and use win colors
148 WinFillRect(hps,&rect,SYSCLR_DIALOGBACKGROUND);
149 p1.x = rect.xRight-2;
150 p1.y = rect.yBottom;
151 p2.x = rect.xRight-1;
152 p2.y = rect.yBottom+1;
153 for (x = 0;x < 3;x++)
154 {
155 GpiSetColor(hps,clrDark);
156 GpiMove(hps,&p1);
157 GpiLine(hps,&p2);
158 p1.x--;
159 p2.y++;
160 GpiMove(hps,&p1);
161 GpiLine(hps,&p2);
162 GpiSetColor(hps,clrWhite);
163 p1.x--;
164 p2.y++;
165 GpiMove(hps,&p1);
166 GpiLine(hps,&p2);
167 p1.x -= 2;
168 p2.y += 2;
169 }
170}
171//******************************************************************************
172//******************************************************************************
173void DrawActivate(Win32BaseWindow *win32wnd, HWND hwnd)
174{
175 if (!win32wnd->isChild())
176 {
177 if (CanDrawSizeBox(win32wnd))
178 {
179 HPS hps;
180 RECTL rect;
181
182 GetSizeBox(win32wnd,&rect);
183 hps = WinGetClipPS(hwnd,0,PSF_CLIPCHILDREN | PSF_CLIPSIBLINGS);
184 DrawSizeBox(hps,rect);
185 WinReleasePS(hps);
186
187 }
188 }
189 else
190 {
191 HPS hps;
192 RECTL rect;
193
194 WinQueryWindowRect(hwnd,&rect);
195 rect.xRight = rect.xRight-rect.xLeft;
196 rect.yTop = rect.yTop-rect.yBottom;
197 rect.xLeft = rect.yBottom = 0;
198 hps = WinGetClipPS(hwnd,0,PSF_CLIPCHILDREN | PSF_CLIPSIBLINGS);
199 DrawFrame(hps,&rect,win32wnd);
200 WinReleasePS(hps);
201 }
202}
203//******************************************************************************
204//******************************************************************************
205void FrameTrackFrame(Win32BaseWindow *win32wnd,BOOL lefttop)
206{
207 INT flags = lefttop ? (TF_LEFT | TF_TOP):(TF_RIGHT | TF_BOTTOM);
208
209 WinSendMsg(win32wnd->getOS2FrameWindowHandle(),WM_TRACKFRAME,(MPARAM)flags,(MPARAM)0);
210}
211//******************************************************************************
212// used by statusbar control
213//******************************************************************************
214VOID WINAPI TrackWin32Window(HWND hwnd,BOOL lefttop)
215{
216 Win32BaseWindow *win32wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
217 INT flags = lefttop ? (TF_LEFT | TF_TOP):(TF_RIGHT | TF_BOTTOM);
218
219 if (!win32wnd) return;
220
221 WinSendMsg(win32wnd->getOS2FrameWindowHandle(),WM_TRACKFRAME,(MPARAM)flags,(MPARAM)0);
222}
223//******************************************************************************
224//Win32 frame message handler
225//******************************************************************************
226MRESULT EXPENTRY Win32FrameProc(HWND hwnd,ULONG msg,MPARAM mp1,MPARAM mp2)
227{
228 Win32BaseWindow *win32wnd;
229 PFNWP OldFrameProc;
230 MRESULT rc;
231
232 SetWin32TIB();
233
234 win32wnd = Win32BaseWindow::GetWindowFromOS2FrameHandle(hwnd);
235
236 if(win32wnd == NULL || !win32wnd->getOldFrameProc())
237 {
238 dprintf(("Invalid win32wnd pointer for frame %x!!", hwnd));
239 goto RunDefWndProc;
240 }
241
242 OldFrameProc = (PFNWP)win32wnd->getOldFrameProc();
243
244 switch(msg)
245 {
246 case WM_ADJUSTWINDOWPOS:
247 {
248 PSWP pswp = (PSWP)mp1;
249 SWP swpOld;
250 WINDOWPOS wp;
251 HWND hParent = NULLHANDLE, hwndAfter;
252
253 dprintf(("PMFRAME: WM_ADJUSTWINDOWPOS %x %x %x (%d,%d) (%d,%d)", win32wnd->getWindowHandle(), pswp->hwnd, pswp->fl, pswp->x, pswp->y, pswp->cx, pswp->cy));
254
255 //CB: show dialog in front of owner
256 if (win32wnd->IsModalDialogOwner())
257 {
258 pswp->fl |= SWP_ZORDER;
259 pswp->hwndInsertBehind = win32wnd->getOS2HwndModalDialog();
260 if (pswp->fl & SWP_ACTIVATE)
261 {
262 pswp->fl &= ~SWP_ACTIVATE;
263 WinSetWindowPos(win32wnd->getOS2HwndModalDialog(),0,0,0,0,0,SWP_ACTIVATE);
264 }
265 }
266
267 if ((pswp->fl & (SWP_SIZE | SWP_MOVE | SWP_ZORDER)) == 0)
268 goto RunDefFrameProc;
269
270 if(!win32wnd->CanReceiveSizeMsgs()) {
271//SvL: Doing this breaks button.exe, header4(a).exe & style.exe
272// goto RunDefFrameProc; //CB: must call def frame proc or frame control activation is broken
273 break;
274 }
275
276 WinQueryWindowPos(hwnd, &swpOld);
277
278 if(pswp->fl & (SWP_MOVE | SWP_SIZE)) {
279 if (win32wnd->isChild()) {
280 if(win32wnd->getParent()) {
281 hParent = win32wnd->getParent()->getOS2WindowHandle();
282 }
283 else goto RunDefFrameProc;
284 }
285 }
286 hwndAfter = pswp->hwndInsertBehind;
287 OSLibMapSWPtoWINDOWPOSFrame(pswp, &wp, &swpOld, hParent, hwnd);
288
289 wp.hwnd = win32wnd->getWindowHandle();
290 if ((pswp->fl & SWP_ZORDER) && (pswp->hwndInsertBehind > HWND_BOTTOM))
291 {
292 Win32BaseWindow *wndAfter = Win32BaseWindow::GetWindowFromOS2Handle(pswp->hwndInsertBehind);
293 if(wndAfter) wp.hwndInsertAfter = wndAfter->getWindowHandle();
294 }
295
296 //CB: problems with profmine titlebar tracking
297 if(win32wnd->MsgPosChanging((LPARAM)&wp) == 0)
298 {//app or default window handler changed wp
299 dprintf(("PMFRAME: WM_ADJUSTWINDOWPOS, app changed windowpos struct"));
300 dprintf(("%x (%d,%d), (%d,%d)", pswp->fl, pswp->x, pswp->y, pswp->cx, pswp->cy));
301
302 OSLibMapWINDOWPOStoSWPFrame(&wp, pswp, &swpOld, hParent, hwnd);
303 dprintf(("%x (%d,%d), (%d,%d)", pswp->fl, pswp->x, pswp->y, pswp->cx, pswp->cy));
304 pswp->fl |= SWP_NOADJUST;
305 pswp->hwndInsertBehind = hwndAfter;
306 pswp->hwnd = hwnd;
307
308// goto RunDefFrameProc; //CB: must call def frame proc or frame control activation is broken
309 RestoreOS2TIB();
310 return (MRESULT)0xf;
311 }
312 goto RunDefFrameProc; //CB: must call def frame proc or frame control activation is broken
313 }
314
315 case WM_WINDOWPOSCHANGED:
316 {
317 PSWP pswp = (PSWP)mp1;
318 SWP swpOld = *(pswp + 1);
319 WINDOWPOS wp;
320 HWND hParent = NULLHANDLE;
321 LONG yDelta = pswp->cy - swpOld.cy;
322 LONG xDelta = pswp->cx - swpOld.cx;
323 LONG clientHeight;
324
325 dprintf(("PMFRAME: WM_WINDOWPOSCHANGED (%x) %x %x (%d,%d) (%d,%d)", mp2, win32wnd->getWindowHandle(), pswp->fl, pswp->x, pswp->y, pswp->cx, pswp->cy));
326
327 //Save height so WM_WINDOWPOSCHANGED handler in pmwindow.cpp
328 //(for client) doesn't overwrite the client rectangle (breaks ydelta calculation)
329 clientHeight = win32wnd->getWindowHeight();
330
331 RestoreOS2TIB();
332 rc = OldFrameProc(hwnd,msg,mp1,mp2);
333 SetWin32TIB();
334
335 if ((pswp->fl & (SWP_SIZE | SWP_MOVE | SWP_ZORDER)) == 0)
336 goto PosChangedEnd;
337
338 if(pswp->fl & (SWP_MOVE | SWP_SIZE)) {
339 if (win32wnd->isChild()) {
340 if(win32wnd->getParent()) {
341 hParent = win32wnd->getParent()->getOS2WindowHandle();
342 }
343 else goto PosChangedEnd; //parent has just been destroyed
344 }
345 }
346 OSLibMapSWPtoWINDOWPOSFrame(pswp, &wp, &swpOld, hParent, hwnd);
347
348 //delta is difference between old and new client height
349 yDelta = swpOld.cy - clientHeight;
350
351 win32wnd->setWindowRect(wp.x, wp.y, wp.x+wp.cx, wp.y+wp.cy);
352 win32wnd->setClientRect(swpOld.x, swpOld.y, swpOld.x + swpOld.cx, swpOld.y + swpOld.cy);
353
354 if(!win32wnd->CanReceiveSizeMsgs())
355 goto PosChangedEnd;
356
357 wp.hwnd = win32wnd->getWindowHandle();
358 if ((pswp->fl & SWP_ZORDER) && (pswp->hwndInsertBehind > HWND_BOTTOM))
359 {
360 Win32BaseWindow *wndAfter = Win32BaseWindow::GetWindowFromOS2Handle(pswp->hwndInsertBehind);
361 if(wndAfter) wp.hwndInsertAfter = wndAfter->getWindowHandle();
362 }
363
364 if (yDelta != 0 || xDelta != 0)
365 {
366 HENUM henum = WinBeginEnumWindows(WinWindowFromID(pswp->hwnd, FID_CLIENT));
367 SWP swp[10];
368 int i = 0;
369 HWND hwnd;
370
371 while ((hwnd = WinGetNextWindow(henum)) != NULLHANDLE)
372 {
373#if 0
374 if (mdiClient )
375 {
376 continue;
377 }
378#endif
379 WinQueryWindowPos(hwnd, &(swp[i]));
380
381#ifdef DEBUG
382 Win32BaseWindow *window = Win32BaseWindow::GetWindowFromOS2Handle(hwnd);
383 dprintf(("ENUMERATE %x delta %d (%d,%d) (%d,%d) %x", (window) ? window->getWindowHandle() : hwnd,
384 yDelta, swp[i].x, swp[i].y, swp[i].cx, swp[i].cy, swp[i].fl));
385#endif
386
387 if(swp[i].y != 0) {
388 //child window at offset <> 0 from client area -> offset now changes
389 swp[i].y += yDelta;
390 swp[i].fl &= ~(SWP_NOREDRAW);
391 }
392 //else child window with the same start coordinates as the client area
393 //The app should resize it.
394
395 if (i == 9)
396 {
397 WinSetMultWindowPos(GetThreadHAB(), swp, 10);
398 i = 0;
399 }
400 else
401 {
402 i++;
403 }
404 }
405
406 WinEndEnumWindows(henum);
407
408 if (i)
409 WinSetMultWindowPos(GetThreadHAB(), swp, i);
410 }
411 if (yDelta != 0)
412 {
413 POINT pt;
414 if(GetCaretPos (&pt) == TRUE)
415 {
416 pt.y -= yDelta;
417 SetCaretPos (pt.x, pt.y);
418 }
419 }
420 win32wnd->MsgPosChanged((LPARAM)&wp);
421
422PosChangedEnd:
423 RestoreOS2TIB();
424 return rc;
425 }
426
427 case WM_ACTIVATE:
428 {
429 HWND hwndTitle;
430 USHORT flags = WinQueryWindowUShort(hwnd,QWS_FLAGS);
431
432 //CB: emulate WM_ACTIVATE -> no flickering
433 hwndTitle = WinWindowFromID(hwnd,FID_TITLEBAR);
434 if (hwndTitle) WinSendMsg(hwndTitle,TBM_SETHILITE,mp1,MPVOID);
435
436 WinSendMsg(WinWindowFromID(hwnd,FID_CLIENT),WM_ACTIVATE,mp1,mp2);
437 WinSetWindowUShort(hwnd,QWS_FLAGS,mp1 ? (flags | FF_ACTIVE):(flags & ~FF_ACTIVE));
438
439 //CB: show owner behind the dialog
440 if (win32wnd->IsModalDialog())
441 {
442 Win32BaseWindow *topOwner = win32wnd->getOwner()->GetTopParent();
443
444 if (topOwner) WinSetWindowPos(topOwner->getOS2FrameWindowHandle(),hwnd,0,0,0,0,SWP_ZORDER);
445 }
446
447 RestoreOS2TIB();
448 return 0;
449 }
450
451 case WM_DESTROY:
452 #ifdef PMFRAMELOG
453 dprintf(("PMFRAME: WM_DESTROY"));
454 #endif
455 WinSubclassWindow(hwnd,OldFrameProc);
456 win32wnd->setOldFrameProc(NULL);
457 goto RunDefFrameProc;
458
459 case WM_MOUSEMOVE:
460 if (InSizeBox(win32wnd,(POINTS*)&mp1))
461 {
462 WinSetPointer(HWND_DESKTOP,WinQuerySysPointer(HWND_DESKTOP,SPTR_SIZENWSE,FALSE));
463 RestoreOS2TIB();
464 return (MRESULT)TRUE;
465 }
466 else if (win32wnd->isChild()) goto RunDefWndProc;
467 else goto RunDefFrameProc;
468
469 case WM_BUTTON1DOWN:
470 #ifdef PMFRAMELOG
471 dprintf(("PMFRAME: WM_BUTTON1DOWN"));
472 #endif
473
474 if (InSizeBox(win32wnd,(POINTS*)&mp1))
475 {
476 WinSetActiveWindow(HWND_DESKTOP,hwnd);
477 WinSendMsg(hwnd,WM_TRACKFRAME,(MPARAM)(TF_RIGHT | TF_BOTTOM),(MPARAM)0);
478 RestoreOS2TIB();
479 return (MRESULT)TRUE;
480 }
481 else if (win32wnd->isChild()) goto RunDefWndProc;
482 else goto RunDefFrameProc;
483
484 case WM_BUTTON2DOWN:
485 case WM_BUTTON3DOWN:
486 #ifdef PMFRAMELOG
487 dprintf(("PMFRAME: WM_BUTTON2/3DOWN"));
488 #endif
489 if (win32wnd->isChild()) goto RunDefWndProc;
490 else goto RunDefFrameProc;
491
492 case WM_PAINT:
493 #ifdef PMFRAMELOG
494 dprintf(("PMFRAME: WM_PAINT"));
495 #endif
496 if (!win32wnd->isChild())
497 {
498 if (CanDrawSizeBox(win32wnd))
499 {
500 MRESULT res;
501 HPS hps;
502 RECTL rect;
503
504 RestoreOS2TIB();
505 res = OldFrameProc(hwnd,msg,mp1,mp2);
506 SetWin32TIB();
507
508 GetSizeBox(win32wnd,&rect);
509 hps = WinGetClipPS(hwnd,0,PSF_CLIPCHILDREN | PSF_CLIPSIBLINGS);
510 DrawSizeBox(hps,rect);
511 WinReleasePS(hps);
512
513 RestoreOS2TIB();
514 return res;
515 }
516 else goto RunDefFrameProc;
517 }
518 else
519 {
520 RECTL rect;
521 HPS hps;
522
523 RestoreOS2TIB();
524 OldFrameProc(hwnd,msg,mp1,mp2);
525 SetWin32TIB();
526
527 WinQueryWindowRect(hwnd,&rect);
528 rect.xRight = rect.xRight-rect.xLeft;
529 rect.yTop = rect.yTop-rect.yBottom;
530 rect.xLeft = rect.yBottom = 0;
531 hps = WinGetClipPS(hwnd,0,PSF_CLIPCHILDREN | PSF_CLIPSIBLINGS);
532 DrawFrame(hps,&rect,win32wnd);
533 WinReleasePS(hps);
534
535 RestoreOS2TIB();
536 return (MRESULT)0;
537 }
538
539 default:
540 RestoreOS2TIB();
541 return OldFrameProc(hwnd,msg,mp1,mp2);
542 }
543
544 RestoreOS2TIB();
545 return (MRESULT)FALSE;
546
547RunDefFrameProc:
548 RestoreOS2TIB();
549 return OldFrameProc(hwnd,msg,mp1,mp2);
550
551RunDefWndProc:
552 RestoreOS2TIB();
553 return WinDefWindowProc(hwnd,msg,mp1,mp2);
554}
555
556PVOID FrameSubclassFrameWindow(Win32BaseWindow *win32wnd)
557{
558 return WinSubclassWindow(win32wnd->getOS2FrameWindowHandle(),PFNWP(Win32FrameProc));
559}
560
561VOID FrameGetBorderSize(Win32BaseWindow *win32wnd,PWPOINT pSize)
562{
563 WinSendMsg(win32wnd->getOS2FrameWindowHandle(),WM_QUERYBORDERSIZE,(MPARAM)pSize,(MPARAM)0);
564}
565
566VOID FrameSetBorderSize(Win32BaseWindow *win32wnd,BOOL resize)
567{
568 POINTL point;
569
570 if (!resize)
571 {
572 WinSendMsg(win32wnd->getOS2FrameWindowHandle(),WM_SETBORDERSIZE,(MPARAM)win32wnd->getBorderWidth(),(MPARAM)win32wnd->getBorderHeight());
573
574 return;
575 }
576
577 FrameGetBorderSize(win32wnd,&point);
578 WinSendMsg(win32wnd->getOS2FrameWindowHandle(),WM_SETBORDERSIZE,(MPARAM)win32wnd->getBorderWidth(),(MPARAM)win32wnd->getBorderHeight());
579 if (point.x != win32wnd->getBorderWidth() || point.y != win32wnd->getBorderHeight())
580 {
581 INT xDiff = win32wnd->getBorderWidth()-point.x;
582 INT yDiff = win32wnd->getBorderHeight()-point.y;
583 SWP swp;
584
585 WinQueryWindowPos(win32wnd->getOS2FrameWindowHandle(),&swp);
586 swp.x += xDiff;
587 swp.y += yDiff;
588 swp.cx -= 2*xDiff;
589 swp.cy -= 2*yDiff;
590 WinSetWindowPos(win32wnd->getOS2FrameWindowHandle(),0,swp.x,swp.y,swp.cx,swp.cy,SWP_MOVE | SWP_SIZE);
591 }
592}
593
594UINT FrameGetDefSizeBorderSize(VOID)
595{
596 return WinQuerySysValue(HWND_DESKTOP,SV_CXSIZEBORDER);
597}
598
599BOOL FrameCreateScrollBars(Win32BaseWindow *win32wnd,BOOL createHorz,BOOL createVert,BOOL updateFrame,DWORD *flags)
600{
601 HWND hwndHScroll = 0,hwndVScroll = 0;
602 ULONG updateFlags = 0;
603
604 if (createHorz)
605 {
606 hwndHScroll = WinCreateWindow(win32wnd->getOS2FrameWindowHandle(),WC_SCROLLBAR,"",WS_VISIBLE | WS_PARENTCLIP | WS_SYNCPAINT | SBS_HORZ,0,0,0,0,win32wnd->getOS2FrameWindowHandle(),HWND_TOP,FID_HORZSCROLL,NULL,NULL);
607 if (hwndHScroll) win32wnd->setHorzScrollHandle(hwndHScroll);
608 else return FALSE;
609 updateFlags = FCF_HORZSCROLL;
610 }
611
612 if (createVert)
613 {
614 hwndVScroll = WinCreateWindow(win32wnd->getOS2FrameWindowHandle(),WC_SCROLLBAR,"",WS_VISIBLE | WS_PARENTCLIP | WS_SYNCPAINT | SBS_VERT,0,0,0,0,win32wnd->getOS2FrameWindowHandle(),HWND_TOP,FID_VERTSCROLL,NULL,NULL);
615 if (hwndVScroll) win32wnd->setVertScrollHandle(hwndVScroll); else
616 {
617 if (hwndHScroll) WinDestroyWindow(hwndHScroll);
618
619 return FALSE;
620 }
621 updateFlags |= FCF_VERTSCROLL;
622 }
623
624 win32wnd->subclassScrollBars(hwndHScroll,hwndVScroll);
625
626 if (updateFrame && updateFlags) WinSendMsg(win32wnd->getOS2FrameWindowHandle(),WM_UPDATEFRAME,(MPARAM)0,(MPARAM)0);
627 if (flags) *flags = updateFlags;
628
629 return TRUE;
630}
631
632VOID FrameGetScrollBarHandles(Win32BaseWindow *win32wnd,BOOL getHorz,BOOL getVert)
633{
634 if (getHorz) win32wnd->setHorzScrollHandle(WinWindowFromID(win32wnd->getOS2FrameWindowHandle(),FID_HORZSCROLL));
635 if (getVert) win32wnd->setVertScrollHandle(WinWindowFromID(win32wnd->getOS2FrameWindowHandle(),FID_VERTSCROLL));
636}
637
638BOOL FrameShowScrollBars(Win32BaseWindow *win32wnd,BOOL changeHorz,BOOL changeVert,BOOL fShow,BOOL updateFrame,DWORD *flags)
639{
640 HWND hwndObj = WinQueryObjectWindow(HWND_DESKTOP);
641 ULONG updateFlags = 0;
642
643 if (changeHorz)
644 {
645 HWND hwndCurPar = WinQueryWindow(win32wnd->getHorzScrollHandle(),QW_PARENT);
646
647 if ((fShow && hwndCurPar == hwndObj) || (!fShow && hwndCurPar != hwndObj))
648 {
649 WinSetParent(win32wnd->getHorzScrollHandle(),fShow ? win32wnd->getOS2FrameWindowHandle():HWND_OBJECT,FALSE);
650 updateFlags |= FCF_HORZSCROLL;
651 }
652 }
653
654 if (changeVert)
655 {
656 HWND hwndCurPar = WinQueryWindow(win32wnd->getVertScrollHandle(),QW_PARENT);
657
658 if ((fShow && hwndCurPar == hwndObj) || (!fShow && hwndCurPar != hwndObj))
659 {
660 WinSetParent(win32wnd->getVertScrollHandle(),fShow ? win32wnd->getOS2FrameWindowHandle():HWND_OBJECT,FALSE);
661 updateFlags |= FCF_VERTSCROLL;
662 }
663 }
664
665 if (updateFrame && updateFlags) WinSendMsg(win32wnd->getOS2FrameWindowHandle(),WM_UPDATEFRAME,(MPARAM)updateFlags,(MPARAM)0);
666 if (flags) *flags = updateFlags;
667
668 return TRUE;
669}
670
671VOID FrameUpdateFrame(Win32BaseWindow *win32wnd,DWORD flags)
672{
673 WinSendMsg(win32wnd->getOS2FrameWindowHandle(),WM_UPDATEFRAME,(MPARAM)flags,(MPARAM)0);
674}
675
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