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Release 970305
[wine/multimedia.git] / windows / mdi.c
blobd8bb5a36e64bbf792054590cd23d2f53a81e93f0
1 /* MDI.C
2 *
3 * Copyright 1994, Bob Amstadt
4 * 1995,1996 Alex Korobka
5 *
6 * This file contains routines to support MDI features.
7 *
8 * Notes: Fairly complete implementation. Any volunteers for
9 * "More windows..." stuff?
10 *
11 * Also, Excel and WinWord do _not_ use MDI so if you're trying
12 * to fix them look elsewhere.
13 */
14
15 #include <stdlib.h>
16 #include <string.h>
17 #include <stdio.h>
18 #include <math.h>
19 #include "xmalloc.h"
20 #include "windows.h"
21 #include "win.h"
22 #include "heap.h"
23 #include "nonclient.h"
24 #include "mdi.h"
25 #include "user.h"
26 #include "menu.h"
27 #include "resource.h"
28 #include "struct32.h"
29 #include "sysmetrics.h"
30 #include "stddebug.h"
31 #include "debug.h"
32
33
34 static HBITMAP16 hBmpClose = 0;
35 static HBITMAP16 hBmpRestore = 0;
36
37 DWORD SCROLL_SetNCSbState(WND*,int,int,int,int,int,int);
38
39 /* ----------------- declarations ----------------- */
40 static void MDI_UpdateFrameText(WND *, HWND16, BOOL32, LPCSTR);
41 static BOOL32 MDI_AugmentFrameMenu(MDICLIENTINFO*, WND *, HWND16);
42 static BOOL32 MDI_RestoreFrameMenu(WND *, HWND16);
43
44 static LONG MDI_ChildActivate(WND* ,HWND16 );
45
46 /* -------- Miscellaneous service functions ----------
47 *
48 * MDI_GetChildByID
49 */
50
51 static HWND16 MDI_GetChildByID(WND* wndPtr,int id)
52 {
53 for (wndPtr = wndPtr->child; wndPtr; wndPtr = wndPtr->next)
54 if (wndPtr->wIDmenu == id) return wndPtr->hwndSelf;
55 return 0;
56 }
57
58 static void MDI_PostUpdate(HWND16 hwnd, MDICLIENTINFO* ci, WORD recalc)
59 {
60 if( !ci->sbNeedUpdate )
61 {
62 ci->sbNeedUpdate = TRUE;
63 PostMessage16( hwnd, WM_MDICALCCHILDSCROLL, 0, 0);
64 }
65 ci->sbRecalc = recalc;
66 }
67
68 /**********************************************************************
69 * MDI_MenuAppendItem
70 */
71 #ifdef SUPERFLUOUS_FUNCTIONS
72 static BOOL32 MDI_MenuAppendItem(WND *clientWnd, HWND16 hWndChild)
73 {
74 char buffer[128];
75 MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra;
76 WND *wndPtr = WIN_FindWndPtr(hWndChild);
77 int n = sprintf(buffer, "%d ",
78 clientInfo->nActiveChildren);
79
80 if( !clientInfo->hWindowMenu ) return 0;
81
82 if (wndPtr->text) strncpy(buffer + n, wndPtr->text, sizeof(buffer) - n - 1);
83 return AppendMenu32A( clientInfo->hWindowMenu, MF_STRING,
84 wndPtr->wIDmenu, buffer );
85 }
86 #endif
87
88 /**********************************************************************
89 * MDI_MenuModifyItem
90 */
91 static BOOL32 MDI_MenuModifyItem(WND* clientWnd, HWND16 hWndChild )
92 {
93 char buffer[128];
94 MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra;
95 WND *wndPtr = WIN_FindWndPtr(hWndChild);
96 UINT32 n = sprintf(buffer, "%d ",
97 wndPtr->wIDmenu - clientInfo->idFirstChild + 1);
98 BOOL32 bRet = 0;
99
100 if( !clientInfo->hWindowMenu ) return 0;
101
102 if (wndPtr->text) lstrcpyn32A(buffer + n, wndPtr->text, sizeof(buffer) - n );
103
104 n = GetMenuState32(clientInfo->hWindowMenu,wndPtr->wIDmenu ,MF_BYCOMMAND);
105 bRet = ModifyMenu32A(clientInfo->hWindowMenu , wndPtr->wIDmenu,
106 MF_BYCOMMAND | MF_STRING, wndPtr->wIDmenu, buffer );
107 CheckMenuItem32(clientInfo->hWindowMenu ,wndPtr->wIDmenu , n & MF_CHECKED);
108 return bRet;
109 }
110
111 /**********************************************************************
112 * MDI_MenuDeleteItem
113 */
114 static BOOL32 MDI_MenuDeleteItem(WND* clientWnd, HWND16 hWndChild )
115 {
116 char buffer[128];
117 MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra;
118 WND *wndPtr = WIN_FindWndPtr(hWndChild);
119 UINT32 index = 0,id,n;
120
121 if( !clientInfo->nActiveChildren ||
122 !clientInfo->hWindowMenu ) return 0;
123
124 id = wndPtr->wIDmenu;
125 DeleteMenu32(clientInfo->hWindowMenu,id,MF_BYCOMMAND);
126
127 /* walk the rest of MDI children to prevent gaps in the id
128 * sequence and in the menu child list */
129
130 for( index = id+1; index <= clientInfo->nActiveChildren +
131 clientInfo->idFirstChild; index++ )
132 {
133 wndPtr = WIN_FindWndPtr(MDI_GetChildByID(clientWnd,index));
134 if( !wndPtr )
135 {
136 dprintf_mdi(stddeb,"MDIMenuDeleteItem: no window for id=%i\n",index);
137 continue;
138 }
139
140 /* set correct id */
141 wndPtr->wIDmenu--;
142
143 n = sprintf(buffer, "%d ",index - clientInfo->idFirstChild);
144 if (wndPtr->text)
145 lstrcpyn32A(buffer + n, wndPtr->text, sizeof(buffer) - n );
146
147 /* change menu */
148 ModifyMenu32A(clientInfo->hWindowMenu ,index ,MF_BYCOMMAND | MF_STRING,
149 index - 1 , buffer );
150 }
151 return 1;
152 }
153
154 /**********************************************************************
155 * MDI_GetWindow
156 *
157 * returns "activateable" child or zero
158 */
159 static HWND16 MDI_GetWindow(WND *clientWnd, HWND16 hWnd, WORD wTo )
160 {
161 MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra;
162 WND *wndPtr, *pWnd, *pWndLast;
163
164 if( !hWnd ) hWnd = clientInfo->hwndActiveChild;
165
166 if( !(wndPtr = WIN_FindWndPtr(hWnd)) ) return 0;
167
168 pWnd = wndPtr;
169 pWndLast = NULL;
170 for (;;)
171 {
172 pWnd = pWnd->next;
173 if (!pWnd) pWnd = wndPtr->parent->child;
174 if (pWnd == wndPtr) /* not found */
175 {
176 if (!wTo || !pWndLast) return 0;
177 break;
178 }
179
180 /* we are not interested in owned popups */
181 if ( !pWnd->owner &&
182 (pWnd->dwStyle & WS_VISIBLE) &&
183 !(pWnd->dwStyle & WS_DISABLED)) /* found one */
184 {
185 pWndLast = pWnd;
186 if (!wTo) break;
187 }
188 }
189 return pWndLast ? pWndLast->hwndSelf : 0;
190 }
191
192 /**********************************************************************
193 * MDI_CalcDefaultChildPos
194 *
195 * It seems that default height is 2/3 of client rect
196 */
197 static void MDI_CalcDefaultChildPos( WND* w, WORD n, LPPOINT16 lpPos,
198 INT32 delta)
199 {
200 RECT16 rect = w->rectClient;
201 INT32 spacing = GetSystemMetrics32(SM_CYCAPTION) +
202 GetSystemMetrics32(SM_CYFRAME) - 1;
203 INT32 nstagger;
204
205 if( rect.bottom - rect.top - delta >= spacing )
206 rect.bottom -= delta;
207
208 nstagger = (rect.bottom - rect.top)/(3*spacing);
209 lpPos[1].x = (rect.right - rect.left - nstagger*spacing);
210 lpPos[1].y = (rect.bottom - rect.top - nstagger*spacing);
211 lpPos[0].x = lpPos[0].y = spacing*(n%(nstagger+1));
212 }
213
214 /**********************************************************************
215 * MDISetMenu
216 */
217 static HMENU16 MDISetMenu(HWND16 hwnd, BOOL32 fRefresh, HMENU16 hmenuFrame,
218 HMENU16 hmenuWindow)
219 {
220 WND *w = WIN_FindWndPtr(hwnd);
221 MDICLIENTINFO *ci;
222
223 dprintf_mdi(stddeb, "WM_MDISETMENU: %04x %04x %04x %04x\n",
224 hwnd, fRefresh, hmenuFrame, hmenuWindow);
225
226 ci = (MDICLIENTINFO *) w->wExtra;
227
228 if (!fRefresh)
229 {
230 HWND16 hwndFrame = GetParent16(hwnd);
231 HMENU32 oldFrameMenu = GetMenu32(hwndFrame);
232
233 if( ci->hwndChildMaximized && hmenuFrame && hmenuFrame!=oldFrameMenu )
234 MDI_RestoreFrameMenu(w->parent, ci->hwndChildMaximized );
235
236 if( hmenuWindow && hmenuWindow!=ci->hWindowMenu )
237 {
238 /* delete menu items from ci->hWindowMenu
239 * and add them to hmenuWindow */
240
241 INT32 i = GetMenuItemCount32(ci->hWindowMenu) - 1;
242 INT32 pos = GetMenuItemCount32(hmenuWindow) + 1;
243
244 AppendMenu32A( hmenuWindow, MF_SEPARATOR, 0, NULL);
245
246 if( ci->nActiveChildren )
247 {
248 INT32 j = i - ci->nActiveChildren + 1;
249 char buffer[100];
250 UINT32 id,state;
251
252 for( ; i >= j ; i-- )
253 {
254 id = GetMenuItemID32(ci->hWindowMenu,i );
255 state = GetMenuState32(ci->hWindowMenu,i,MF_BYPOSITION);
256
257 GetMenuString32A(ci->hWindowMenu, i, buffer, 100, MF_BYPOSITION);
258
259 DeleteMenu32(ci->hWindowMenu, i , MF_BYPOSITION);
260 InsertMenu32A(hmenuWindow, pos, MF_BYPOSITION | MF_STRING,
261 id, buffer);
262 CheckMenuItem32(hmenuWindow ,pos , MF_BYPOSITION | (state & MF_CHECKED));
263 }
264 }
265
266 /* remove separator */
267 DeleteMenu32(ci->hWindowMenu, i, MF_BYPOSITION);
268
269 ci->hWindowMenu = hmenuWindow;
270 }
271
272 if( hmenuFrame && hmenuFrame!=oldFrameMenu)
273 {
274 SetMenu32(hwndFrame, hmenuFrame);
275 if( ci->hwndChildMaximized )
276 MDI_AugmentFrameMenu(ci, w->parent, ci->hwndChildMaximized );
277 return oldFrameMenu;
278 }
279
280 }
281 return 0;
282 }
283
284 /**********************************************************************
285 * MDIIconArrange
286 */
287 static WORD MDIIconArrange(HWND16 parent)
288 {
289 return ArrangeIconicWindows16(parent); /* Any reason why the */
290 /* existing icon arrange */
291 /* can't be used here? */
292 /* -DRP */
293 }
294
295
296 /* ------------------ MDI child window functions ---------------------- */
297
298
299 /**********************************************************************
300 * MDICreateChild
301 */
302 static HWND16 MDICreateChild( WND *w, MDICLIENTINFO *ci, HWND16 parent,
303 LPMDICREATESTRUCT16 cs, LPARAM lParam )
304 {
305 POINT16 pos[2];
306 DWORD style = cs->style | (WS_CHILD | WS_CLIPSIBLINGS);
307 HWND16 hwnd, hwndMax = 0;
308 WORD wIDmenu = ci->idFirstChild + ci->nActiveChildren;
309 char lpstrDef[]="junk!";
310
311 dprintf_mdi(stdnimp,"MDICreateChild: origin %i,%i - dim %i,%i, style %08x\n",
312 cs->x, cs->y, cs->cx, cs->cy, (unsigned)cs->style);
313 /* calculate placement */
314 MDI_CalcDefaultChildPos(w, ci->nTotalCreated++, pos, 0);
315
316 if( cs->cx == CW_USEDEFAULT16 || !cs->cx )
317 cs->cx = pos[1].x;
318 if( cs->cy == CW_USEDEFAULT16 || !cs->cy )
319 cs->cy = pos[1].y;
320
321 if( cs->x == CW_USEDEFAULT16 )
322 {
323 cs->x = pos[0].x;
324 cs->y = pos[0].y;
325 }
326
327 /* restore current maximized child */
328 if( style & WS_VISIBLE && ci->hwndChildMaximized )
329 {
330 if( style & WS_MAXIMIZE )
331 SendMessage16(w->hwndSelf, WM_SETREDRAW, FALSE, 0L );
332 hwndMax = ci->hwndChildMaximized;
333 ShowWindow16( hwndMax, SW_SHOWNOACTIVATE );
334 if( style & WS_MAXIMIZE )
335 SendMessage16(w->hwndSelf, WM_SETREDRAW, TRUE, 0L );
336 }
337
338 /* this menu is needed to set a check mark in MDI_ChildActivate */
339 AppendMenu32A(ci->hWindowMenu ,MF_STRING ,wIDmenu, lpstrDef );
340
341 ci->nActiveChildren++;
342
343 /* fix window style */
344 if( !(w->dwStyle & MDIS_ALLCHILDSTYLES) )
345 {
346 style &= (WS_CHILD | WS_CLIPSIBLINGS | WS_MINIMIZE | WS_MAXIMIZE |
347 WS_CLIPCHILDREN | WS_DISABLED | WS_VSCROLL | WS_HSCROLL );
348 style |= (WS_VISIBLE | WS_OVERLAPPEDWINDOW);
349 }
350
351 hwnd = CreateWindow16( (LPCSTR)PTR_SEG_TO_LIN(cs->szClass),
352 (LPCSTR)PTR_SEG_TO_LIN(cs->szTitle), style,
353 cs->x, cs->y, cs->cx, cs->cy, parent,
354 (HMENU16)wIDmenu, w->hInstance,
355 (LPVOID)lParam);
356
357 /* MDI windows are WS_CHILD so they won't be activated by CreateWindow */
358
359 if (hwnd)
360 {
361 WND* wnd = WIN_FindWndPtr( hwnd );
362
363 MDI_MenuModifyItem(w ,hwnd);
364 if( wnd->dwStyle & WS_MINIMIZE && ci->hwndActiveChild )
365 ShowWindow16( hwnd, SW_SHOWMINNOACTIVE );
366 else
367 {
368 SetWindowPos32( hwnd, 0, 0, 0, 0, 0, SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE );
369
370 /* Set maximized state here in case hwnd didn't receive WM_SIZE
371 * during CreateWindow - bad!
372 */
373
374 if( wnd->dwStyle & WS_MAXIMIZE && !ci->hwndChildMaximized )
375 {
376 ci->hwndChildMaximized = wnd->hwndSelf;
377 MDI_AugmentFrameMenu( ci, w->parent, hwnd );
378 MDI_UpdateFrameText( w->parent, ci->self, MDI_REPAINTFRAME, NULL );
379 }
380 }
381 dprintf_mdi(stddeb, "MDICreateChild: created child - %04x\n",hwnd);
382 }
383 else
384 {
385 ci->nActiveChildren--;
386 DeleteMenu32(ci->hWindowMenu,wIDmenu,MF_BYCOMMAND);
387 if( IsWindow32(hwndMax) )
388 ShowWindow32(hwndMax, SW_SHOWMAXIMIZED);
389 }
390
391 return hwnd;
392 }
393
394 /**********************************************************************
395 * MDI_ChildGetMinMaxInfo
396 */
397 static void MDI_ChildGetMinMaxInfo( WND* clientWnd, HWND16 hwnd,
398 MINMAXINFO16* lpMinMax )
399 {
400 WND* childWnd = WIN_FindWndPtr(hwnd);
401 RECT16 rect = clientWnd->rectClient;
402
403 MapWindowPoints16(clientWnd->parent->hwndSelf,
404 ((MDICLIENTINFO*)clientWnd->wExtra)->self, (LPPOINT16)&rect, 2);
405 AdjustWindowRectEx16( &rect, childWnd->dwStyle, 0, childWnd->dwExStyle );
406
407 lpMinMax->ptMaxSize.x = rect.right -= rect.left;
408 lpMinMax->ptMaxSize.y = rect.bottom -= rect.top;
409
410 lpMinMax->ptMaxPosition.x = rect.left;
411 lpMinMax->ptMaxPosition.y = rect.top;
412
413 dprintf_mdi(stddeb,"\tChildMinMaxInfo: max rect (%i,%i - %i, %i)\n",
414 rect.left,rect.top,rect.right,rect.bottom);
415
416 }
417
418 /**********************************************************************
419 * MDI_SwitchActiveChild
420 *
421 * Notes: SetWindowPos sends WM_CHILDACTIVATE to the child window that is
422 * being activated
423 *
424 * wTo is basically lParam of WM_MDINEXT message or explicit
425 * window handle
426 */
427 static void MDI_SwitchActiveChild( HWND16 clientHwnd, HWND16 childHwnd,
428 BOOL32 wTo )
429 {
430 WND *w = WIN_FindWndPtr(clientHwnd);
431 HWND16 hwndTo = 0;
432 HWND16 hwndPrev = 0;
433 MDICLIENTINFO *ci;
434
435 hwndTo = MDI_GetWindow(w,childHwnd,(WORD)wTo);
436
437 ci = (MDICLIENTINFO *) w->wExtra;
438
439 dprintf_mdi(stddeb, "MDI_SwitchActiveChild: from %04x, to %04x\n",childHwnd,hwndTo);
440
441 if ( !hwndTo ) return;
442
443 hwndPrev = ci->hwndActiveChild;
444
445 if ( hwndTo != hwndPrev )
446 {
447 BOOL32 bOptimize = 0;
448
449 if( ci->hwndChildMaximized )
450 {
451 bOptimize = 1;
452 w->dwStyle &= ~WS_VISIBLE;
453 }
454
455 SetWindowPos32( hwndTo, HWND_TOP, 0, 0, 0, 0,
456 SWP_NOMOVE | SWP_NOSIZE );
457 if( !wTo && hwndPrev )
458 {
459 SetWindowPos32( hwndPrev, HWND_BOTTOM, 0, 0, 0, 0,
460 SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
461 }
462
463 if( bOptimize )
464 ShowWindow16( clientHwnd, SW_SHOW );
465 }
466 }
467
468
469 /**********************************************************************
470 * MDIDestroyChild
471 */
472 static HWND16 MDIDestroyChild( WND *w_parent, MDICLIENTINFO *ci, HWND16 parent,
473 HWND16 child, BOOL32 flagDestroy )
474 {
475 WND *childPtr = WIN_FindWndPtr(child);
476
477 if( childPtr )
478 {
479 if( child == ci->hwndActiveChild )
480 {
481 MDI_SwitchActiveChild(parent,child,0);
482
483 if( child == ci->hwndActiveChild )
484 {
485 ShowWindow16( child, SW_HIDE);
486 if( child == ci->hwndChildMaximized )
487 {
488 MDI_RestoreFrameMenu(w_parent->parent, child);
489 ci->hwndChildMaximized = 0;
490 MDI_UpdateFrameText(w_parent->parent,parent,TRUE,NULL);
491 }
492
493 MDI_ChildActivate(w_parent,0);
494 }
495 MDI_MenuDeleteItem(w_parent, child);
496 }
497
498 ci->nActiveChildren--;
499
500 dprintf_mdi(stddeb,"MDIDestroyChild: child destroyed - %04x\n",child);
501
502 if (flagDestroy)
503 {
504 MDI_PostUpdate(GetParent16(child), ci, SB_BOTH+1);
505 DestroyWindow32(child);
506 }
507 }
508
509 return 0;
510 }
511
512
513 /**********************************************************************
514 * MDI_ChildActivate
515 *
516 * Note: hWndChild is NULL when last child is being destroyed
517 */
518 static LONG MDI_ChildActivate( WND *clientPtr, HWND16 hWndChild )
519 {
520 MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientPtr->wExtra;
521 HWND16 prevActiveWnd = clientInfo->hwndActiveChild;
522 WND *wndPtr = WIN_FindWndPtr( hWndChild );
523 WND *wndPrev = WIN_FindWndPtr( prevActiveWnd );
524 BOOL32 isActiveFrameWnd = 0;
525
526 if( hWndChild == prevActiveWnd ) return 0L;
527
528 if( wndPtr )
529 if( wndPtr->dwStyle & WS_DISABLED ) return 0L;
530
531 dprintf_mdi(stddeb,"MDI_ChildActivate: %04x\n", hWndChild);
532
533 if( GetActiveWindow32() == clientPtr->parent->hwndSelf )
534 isActiveFrameWnd = TRUE;
535
536 /* deactivate prev. active child */
537 if( wndPrev )
538 {
539 wndPrev->dwStyle |= WS_SYSMENU;
540 SendMessage16( prevActiveWnd, WM_NCACTIVATE, FALSE, 0L );
541
542 #ifdef WINELIB32
543 SendMessage32A( prevActiveWnd, WM_MDIACTIVATE, (WPARAM32)prevActiveWnd,
544 (LPARAM)hWndChild);
545 #else
546
547 SendMessage16( prevActiveWnd, WM_MDIACTIVATE, FALSE,
548 MAKELONG(hWndChild,prevActiveWnd));
549 #endif
550 /* uncheck menu item */
551 if( clientInfo->hWindowMenu )
552 CheckMenuItem32( clientInfo->hWindowMenu,
553 wndPrev->wIDmenu, 0);
554 }
555
556 /* set appearance */
557 if( clientInfo->hwndChildMaximized )
558 if( clientInfo->hwndChildMaximized != hWndChild )
559 if( hWndChild )
560 {
561 clientInfo->hwndActiveChild = hWndChild;
562 ShowWindow16( hWndChild, SW_SHOWMAXIMIZED);
563 }
564 else
565 ShowWindow16( clientInfo->hwndActiveChild,
566 SW_SHOWNORMAL );
567
568 clientInfo->hwndActiveChild = hWndChild;
569
570 /* check if we have any children left */
571 if( !hWndChild )
572 {
573 if( isActiveFrameWnd )
574 SetFocus32( clientInfo->self );
575 return 0;
576 }
577
578 /* check menu item */
579 if( clientInfo->hWindowMenu )
580 CheckMenuItem32( clientInfo->hWindowMenu,
581 wndPtr->wIDmenu, MF_CHECKED);
582
583 /* bring active child to the top */
584 SetWindowPos32( hWndChild, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE);
585
586 if( isActiveFrameWnd )
587 {
588 SendMessage16( hWndChild, WM_NCACTIVATE, TRUE, 0L);
589 if( GetFocus32() == clientInfo->self )
590 SendMessage16( clientInfo->self, WM_SETFOCUS,
591 (WPARAM16)clientInfo->self, 0L );
592 else
593 SetFocus32( clientInfo->self );
594 }
595
596 #ifdef WINELIB32
597 SendMessage32A( hWndChild, WM_MDIACTIVATE, (WPARAM32)hWndChild,
598 (LPARAM)prevActiveWnd );
599 #else
600 SendMessage16( hWndChild, WM_MDIACTIVATE, TRUE,
601 MAKELONG(hWndChild,prevActiveWnd));
602 #endif
603
604 return 1;
605 }
606
607 /**********************************************************************
608 * MDI_BuildWCL
609 *
610 * iTotal returns number of children available for tiling or cascading
611 */
612 static MDIWCL* MDI_BuildWCL(WND* clientWnd, INT16* iTotal)
613 {
614 MDIWCL *listTop,*listNext;
615 WND *childWnd;
616
617 if (!(listTop = (MDIWCL*)malloc( sizeof(MDIWCL) ))) return NULL;
618
619 listTop->hChild = clientWnd->child ? clientWnd->child->hwndSelf : 0;
620 listTop->prev = NULL;
621 *iTotal = 1;
622
623 /* build linked list from top child to bottom */
624
625 childWnd = WIN_FindWndPtr( listTop->hChild );
626 while( childWnd && childWnd->next )
627 {
628 listNext = (MDIWCL*)xmalloc(sizeof(MDIWCL));
629
630 /* FIXME: pay attention to MDITILE_SKIPDISABLED
631 * when WIN_ISWIN32 is set.
632 */
633 if( (childWnd->dwStyle & WS_DISABLED) ||
634 (childWnd->dwStyle & WS_MINIMIZE) ||
635 !(childWnd->dwStyle & WS_VISIBLE) )
636 {
637 listTop->hChild = 0;
638 (*iTotal)--;
639 }
640
641 listNext->hChild = childWnd->next->hwndSelf;
642 listNext->prev = listTop;
643 listTop = listNext;
644 (*iTotal)++;
645
646 childWnd = childWnd->next;
647 }
648
649 if( (childWnd->dwStyle & WS_DISABLED) ||
650 (childWnd->dwStyle & WS_MINIMIZE) ||
651 !(childWnd->dwStyle & WS_VISIBLE) )
652 {
653 listTop->hChild = 0;
654 (*iTotal)--;
655 }
656
657 return listTop;
658 }
659
660
661 /* -------------------- MDI client window functions ------------------- */
662
663 /**********************************************************************
664 * CreateMDIMenuBitmap
665 */
666 static HBITMAP16 CreateMDIMenuBitmap(void)
667 {
668 HDC32 hDCSrc = CreateCompatibleDC32(0);
669 HDC32 hDCDest = CreateCompatibleDC32(hDCSrc);
670 HBITMAP16 hbClose = LoadBitmap16(0, MAKEINTRESOURCE(OBM_CLOSE) );
671 HBITMAP16 hbCopy,hb_src,hb_dest;
672
673 hb_src = SelectObject32(hDCSrc,hbClose);
674 hbCopy = CreateCompatibleBitmap32(hDCSrc,SYSMETRICS_CXSIZE,SYSMETRICS_CYSIZE);
675 hb_dest = SelectObject32(hDCDest,hbCopy);
676
677 BitBlt32(hDCDest, 0, 0, SYSMETRICS_CXSIZE, SYSMETRICS_CYSIZE,
678 hDCSrc, SYSMETRICS_CXSIZE, 0, SRCCOPY);
679
680 SelectObject32(hDCSrc,hb_src);
681 SelectObject32(hDCDest,hb_dest);
682
683 DeleteObject32(hbClose);
684
685 DeleteDC32(hDCDest);
686 DeleteDC32(hDCSrc);
687
688 return hbCopy;
689 }
690
691 /**********************************************************************
692 * MDICascade
693 */
694 static LONG MDICascade(WND* clientWnd, MDICLIENTINFO *ci)
695 {
696 MDIWCL *listTop,*listPrev;
697 INT16 delta = 0,iToPosition = 0, n = 0;
698 POINT16 pos[2];
699
700 if (ci->hwndChildMaximized)
701 ShowWindow16( ci->hwndChildMaximized, SW_NORMAL);
702
703 if (ci->nActiveChildren == 0) return 0;
704
705 if (!(listTop = MDI_BuildWCL(clientWnd,&iToPosition))) return 0;
706
707 if( iToPosition < ci->nActiveChildren )
708 delta = 2 * SYSMETRICS_CYICONSPACING + SYSMETRICS_CYICON;
709
710 /* walk list and move windows */
711 while ( listTop )
712 {
713 dprintf_mdi(stddeb, "MDICascade: move %04x to (%d,%d) size [%d,%d]\n",
714 listTop->hChild, pos[0].x, pos[0].y, pos[1].x, pos[1].y);
715
716 if( listTop->hChild )
717 {
718 MDI_CalcDefaultChildPos(clientWnd, n++, pos, delta);
719 SetWindowPos32(listTop->hChild, 0, pos[0].x, pos[0].y, pos[1].x, pos[1].y,
720 SWP_DRAWFRAME | SWP_NOACTIVATE | SWP_NOZORDER);
721 }
722
723 listPrev = listTop->prev;
724 free(listTop);
725 listTop = listPrev;
726 }
727
728 if( iToPosition < ci->nActiveChildren )
729 ArrangeIconicWindows32( clientWnd->hwndSelf );
730
731 return 0;
732 }
733
734 /**********************************************************************
735 * MDITile
736 *
737 */
738 static LONG MDITile(WND* wndClient, MDICLIENTINFO *ci,WORD wParam)
739 {
740 MDIWCL *listTop,*listPrev;
741 RECT16 rect;
742 int xsize, ysize;
743 int x, y;
744 int rows, columns;
745 int r, c;
746 int i;
747 INT16 iToPosition = 0;
748
749 if (ci->hwndChildMaximized)
750 ShowWindow16(ci->hwndChildMaximized, SW_NORMAL);
751
752 if (ci->nActiveChildren == 0) return 0;
753
754 listTop = MDI_BuildWCL(wndClient, &iToPosition);
755
756 dprintf_mdi(stddeb,"MDITile: %i windows to tile\n",iToPosition);
757
758 if( !listTop ) return 0;
759
760 /* tile children */
761 if ( iToPosition )
762 {
763 rect = wndClient->rectClient;
764 rows = (int) sqrt((double) iToPosition);
765 columns = iToPosition / rows;
766
767 if (wParam == MDITILE_HORIZONTAL) /* version >= 3.1 */
768 {
769 i=rows;
770 rows=columns; /* exchange r and c */
771 columns=i;
772 }
773
774 /* hack */
775 if( iToPosition != ci->nActiveChildren)
776 {
777 y = rect.bottom - 2 * SYSMETRICS_CYICONSPACING - SYSMETRICS_CYICON;
778 rect.bottom = ( y - SYSMETRICS_CYICON < rect.top )? rect.bottom: y;
779 }
780
781 ysize = rect.bottom / rows;
782 xsize = rect.right / columns;
783
784 x = 0;
785 i = 0;
786
787 for (c = 1; c <= columns; c++)
788 {
789 if (c == columns)
790 {
791 rows = iToPosition - i;
792 ysize = rect.bottom / rows;
793 }
794
795 y = 0;
796 for (r = 1; r <= rows; r++, i++)
797 {
798 /* shouldn't happen but... */
799 if( !listTop )
800 break;
801
802 /* skip iconized childs from tiling */
803 while (!listTop->hChild)
804 {
805 listPrev = listTop->prev;
806 free(listTop);
807 listTop = listPrev;
808 }
809 SetWindowPos32(listTop->hChild, 0, x, y, xsize, ysize,
810 SWP_DRAWFRAME | SWP_NOACTIVATE | SWP_NOZORDER);
811 y += ysize;
812 listPrev = listTop->prev;
813 free(listTop);
814 listTop = listPrev;
815 }
816 x += xsize;
817 }
818 }
819
820 /* free the rest if any */
821 while( listTop )
822 {
823 listPrev = listTop->prev;
824 free(listTop);
825 listTop = listPrev;
826 }
827
828 if (iToPosition < ci->nActiveChildren )
829 ArrangeIconicWindows32( wndClient->hwndSelf );
830
831 return 0;
832 }
833
834 /* ----------------------- Frame window ---------------------------- */
835
836
837 /**********************************************************************
838 * MDI_AugmentFrameMenu
839 */
840 static BOOL32 MDI_AugmentFrameMenu( MDICLIENTINFO* ci, WND *frame,
841 HWND16 hChild )
842 {
843 WND* child = WIN_FindWndPtr(hChild);
844 HMENU16 hSysPopup = 0;
845
846 dprintf_mdi(stddeb,"MDI_AugmentFrameMenu: frame %p,child %04x\n",frame,hChild);
847
848 if( !frame->wIDmenu || !child->hSysMenu ) return 0;
849
850 /* create a copy of sysmenu popup and insert it into frame menu bar */
851
852 if (!(hSysPopup = LoadMenuIndirect32A(SYSRES_GetResPtr(SYSRES_MENU_SYSMENU))))
853 return 0;
854
855 dprintf_mdi(stddeb,"\t\tgot popup %04x\n in sysmenu %04x",hSysPopup,child->hSysMenu);
856
857 if( !InsertMenu32A(frame->wIDmenu,0,MF_BYPOSITION | MF_BITMAP | MF_POPUP,
858 hSysPopup, (LPSTR)(DWORD)hBmpClose ))
859 { DestroyMenu32(hSysPopup); return 0; }
860
861 if( !AppendMenu32A(frame->wIDmenu,MF_HELP | MF_BITMAP,
862 SC_RESTORE, (LPSTR)(DWORD)hBmpRestore ))
863 {
864 RemoveMenu32(frame->wIDmenu,0,MF_BYPOSITION);
865 return 0;
866 }
867
868 EnableMenuItem32(hSysPopup, SC_SIZE, MF_BYCOMMAND | MF_GRAYED);
869 EnableMenuItem32(hSysPopup, SC_MOVE, MF_BYCOMMAND | MF_GRAYED);
870 EnableMenuItem32(hSysPopup, SC_MAXIMIZE, MF_BYCOMMAND | MF_GRAYED);
871
872 /* redraw menu */
873 DrawMenuBar32(frame->hwndSelf);
874
875 return 1;
876 }
877
878 /**********************************************************************
879 * MDI_RestoreFrameMenu
880 */
881 static BOOL32 MDI_RestoreFrameMenu( WND *frameWnd, HWND16 hChild )
882 {
883 INT32 nItems = GetMenuItemCount32(frameWnd->wIDmenu) - 1;
884
885 dprintf_mdi(stddeb,"MDI_RestoreFrameMenu: for child %04x\n",hChild);
886
887 if( GetMenuItemID32(frameWnd->wIDmenu,nItems) != SC_RESTORE )
888 return 0;
889
890
891 RemoveMenu32(frameWnd->wIDmenu,0,MF_BYPOSITION);
892 DeleteMenu32(frameWnd->wIDmenu,nItems-1,MF_BYPOSITION);
893
894 DrawMenuBar32(frameWnd->hwndSelf);
895
896 return 1;
897 }
898
899 /**********************************************************************
900 * MDI_UpdateFrameText
901 *
902 * used when child window is maximized/restored
903 *
904 * Note: lpTitle can be NULL
905 */
906 static void MDI_UpdateFrameText( WND *frameWnd, HWND16 hClient,
907 BOOL32 repaint, LPCSTR lpTitle )
908 {
909 char lpBuffer[MDI_MAXTITLELENGTH+1];
910 WND* clientWnd = WIN_FindWndPtr(hClient);
911
912 MDICLIENTINFO *ci = (MDICLIENTINFO *) clientWnd->wExtra;
913
914 dprintf_mdi(stddeb, "MDI: repaint %i, frameText %s\n", repaint, (lpTitle)?lpTitle:"NULL");
915
916 /* store new "default" title if lpTitle is not NULL */
917 if (lpTitle)
918 {
919 if (ci->frameTitle) HeapFree( SystemHeap, 0, ci->frameTitle );
920 ci->frameTitle = HEAP_strdupA( SystemHeap, 0, lpTitle );
921 }
922
923 if (ci->frameTitle)
924 {
925 WND* childWnd = WIN_FindWndPtr( ci->hwndChildMaximized );
926
927 if( childWnd && childWnd->text )
928 {
929 /* combine frame title and child title if possible */
930
931 LPCSTR lpBracket = " - [";
932 int i_frame_text_length = strlen(ci->frameTitle);
933 int i_child_text_length = strlen(childWnd->text);
934
935 lstrcpyn32A( lpBuffer, ci->frameTitle, MDI_MAXTITLELENGTH);
936
937 if( i_frame_text_length + 6 < MDI_MAXTITLELENGTH )
938 {
939 strcat( lpBuffer, lpBracket );
940
941 if( i_frame_text_length + i_child_text_length + 6 < MDI_MAXTITLELENGTH )
942 {
943 strcat( lpBuffer, childWnd->text );
944 strcat( lpBuffer, "]" );
945 }
946 else
947 {
948 lstrcpyn32A( lpBuffer + i_frame_text_length + 4,
949 childWnd->text,
950 MDI_MAXTITLELENGTH - i_frame_text_length - 5 );
951 strcat( lpBuffer, "]" );
952 }
953 }
954 }
955 else
956 {
957 strncpy(lpBuffer, ci->frameTitle, MDI_MAXTITLELENGTH );
958 lpBuffer[MDI_MAXTITLELENGTH]='\0';
959 }
960 }
961 else
962 lpBuffer[0] = '\0';
963
964 DEFWND_SetText( frameWnd, lpBuffer );
965 if( repaint == MDI_REPAINTFRAME)
966 SetWindowPos32(frameWnd->hwndSelf, 0,0,0,0,0, SWP_FRAMECHANGED |
967 SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER );
968 }
969
970
971 /* ----------------------------- Interface ---------------------------- */
972
973
974 /**********************************************************************
975 * MDIClientWndProc
976 *
977 * This function is the handler for all MDI requests.
978 */
979 LRESULT MDIClientWndProc(HWND16 hwnd, UINT16 message, WPARAM16 wParam, LPARAM lParam)
980 {
981 LPCREATESTRUCT16 cs;
982 LPCLIENTCREATESTRUCT16 ccs;
983 MDICLIENTINFO *ci;
984 RECT16 rect;
985 WND *w = WIN_FindWndPtr(hwnd);
986 WND *frameWnd = w->parent;
987 INT32 nItems;
988
989 ci = (MDICLIENTINFO *) w->wExtra;
990
991 switch (message)
992 {
993 case WM_CREATE:
994
995 cs = (LPCREATESTRUCT16) PTR_SEG_TO_LIN(lParam);
996
997 /* Translation layer doesn't know what's in the cs->lpCreateParams
998 * so we have to keep track of what environment we're in. */
999
1000 if( w->flags & WIN_ISWIN32 )
1001 ccs = (LPCLIENTCREATESTRUCT16) cs->lpCreateParams;
1002 else
1003 ccs = (LPCLIENTCREATESTRUCT16) PTR_SEG_TO_LIN(cs->lpCreateParams);
1004
1005 ci->hWindowMenu = ccs->hWindowMenu;
1006 ci->idFirstChild = ccs->idFirstChild;
1007 ci->hwndChildMaximized = 0;
1008 ci->nActiveChildren = 0;
1009 ci->nTotalCreated = 0;
1010 ci->frameTitle = NULL;
1011 ci->sbNeedUpdate = 0;
1012 ci->self = hwnd;
1013 w->dwStyle |= WS_CLIPCHILDREN;
1014
1015 if (!hBmpClose)
1016 {
1017 hBmpClose = CreateMDIMenuBitmap();
1018 hBmpRestore = LoadBitmap16( 0, MAKEINTRESOURCE(OBM_RESTORE) );
1019 }
1020 MDI_UpdateFrameText(frameWnd, hwnd, MDI_NOFRAMEREPAINT,frameWnd->text);
1021
1022 AppendMenu32A( ccs->hWindowMenu, MF_SEPARATOR, 0, NULL );
1023
1024 GetClientRect16(frameWnd->hwndSelf, &rect);
1025 NC_HandleNCCalcSize( w, &rect );
1026 w->rectClient = rect;
1027
1028 dprintf_mdi(stddeb,"MDI: Client created - hwnd = %04x, idFirst = %u\n",hwnd,ci->idFirstChild);
1029
1030 return 0;
1031
1032 case WM_DESTROY:
1033 if( ci->hwndChildMaximized ) MDI_RestoreFrameMenu(w, frameWnd->hwndSelf);
1034 if((nItems = GetMenuItemCount32(ci->hWindowMenu)) > 0) {
1035 ci->idFirstChild = nItems - 1;
1036 ci->nActiveChildren++; /* to delete a separator */
1037 while( ci->nActiveChildren-- )
1038 DeleteMenu32(ci->hWindowMenu,MF_BYPOSITION,ci->idFirstChild--);
1039 }
1040 return 0;
1041
1042 case WM_MDIACTIVATE:
1043 if( ci->hwndActiveChild != (HWND16)wParam )
1044 SetWindowPos32((HWND32)wParam, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE );
1045 return 0;
1046
1047 case WM_MDICASCADE:
1048 return MDICascade(w, ci);
1049
1050 case WM_MDICREATE:
1051 if( lParam )
1052 {
1053 MDICREATESTRUCT16* cs = (MDICREATESTRUCT16*) PTR_SEG_TO_LIN(lParam);
1054 return (LONG)MDICreateChild(w, ci, hwnd, cs, lParam );
1055 }
1056 return 0;
1057
1058 case WM_MDIDESTROY:
1059 return (LONG)MDIDestroyChild(w, ci, hwnd, (HWND32)wParam, TRUE);
1060
1061 case WM_MDIGETACTIVE:
1062 return ((LONG) ci->hwndActiveChild |
1063 ((LONG) (ci->hwndChildMaximized>0) << 16));
1064
1065 case WM_MDIICONARRANGE:
1066 ci->sbNeedUpdate = TRUE;
1067 MDIIconArrange(hwnd);
1068 ci->sbRecalc = SB_BOTH+1;
1069 SendMessage16(hwnd,WM_MDICALCCHILDSCROLL,0,0L);
1070 return 0;
1071
1072 case WM_MDIMAXIMIZE:
1073 ShowWindow16((HWND16)wParam, SW_MAXIMIZE);
1074 return 0;
1075
1076 case WM_MDINEXT:
1077 MDI_SwitchActiveChild(hwnd, (HWND16)wParam, (lParam)?1:0);
1078 break;
1079
1080 case WM_MDIRESTORE:
1081 ShowWindow16( (HWND16)wParam, SW_NORMAL);
1082 return 0;
1083
1084 case WM_MDISETMENU:
1085 #ifdef WINELIB32
1086 return (LRESULT)MDISetMenu(hwnd, FALSE, (HMENU16)wParam, (HMENU16)lParam);
1087 #else
1088 return (LRESULT)MDISetMenu(hwnd, wParam, LOWORD(lParam), HIWORD(lParam));
1089 #endif
1090
1091 case WM_MDITILE:
1092 ci->sbNeedUpdate = TRUE;
1093 ShowScrollBar32(hwnd,SB_BOTH,FALSE);
1094 MDITile(w, ci,wParam);
1095 ci->sbNeedUpdate = FALSE;
1096 return 0;
1097
1098 case WM_VSCROLL:
1099 case WM_HSCROLL:
1100 ci->sbNeedUpdate = TRUE;
1101 ScrollChildren32(hwnd,message,wParam,lParam);
1102 ci->sbNeedUpdate = FALSE;
1103 return 0;
1104
1105 case WM_SETFOCUS:
1106 if( ci->hwndActiveChild )
1107 {
1108 w = WIN_FindWndPtr( ci->hwndActiveChild );
1109 if( !(w->dwStyle & WS_MINIMIZE) )
1110 SetFocus32( ci->hwndActiveChild );
1111 }
1112 return 0;
1113
1114 case WM_NCACTIVATE:
1115 if( ci->hwndActiveChild )
1116 SendMessage16(ci->hwndActiveChild, message, wParam, lParam);
1117 break;
1118
1119 case WM_PARENTNOTIFY:
1120 if( wParam == WM_LBUTTONDOWN )
1121 {
1122 POINT16 pt = MAKEPOINT16(lParam);
1123 HWND16 child = ChildWindowFromPoint16(hwnd, pt);
1124
1125 dprintf_mdi(stddeb,"MDIClient: notification from %04x (%i,%i)\n",child,pt.x,pt.y);
1126
1127 if( child && child != hwnd &&
1128 child != ci->hwndActiveChild )
1129 SetWindowPos32(child, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE );
1130 }
1131 return 0;
1132
1133 case WM_SIZE:
1134 if( ci->hwndChildMaximized )
1135 {
1136 WND* child = WIN_FindWndPtr(ci->hwndChildMaximized);
1137 RECT16 rect = { 0, 0, LOWORD(lParam), HIWORD(lParam) };
1138
1139 AdjustWindowRectEx16(&rect, child->dwStyle, 0, child->dwExStyle);
1140 MoveWindow16(ci->hwndChildMaximized, rect.left, rect.top,
1141 rect.right - rect.left, rect.bottom - rect.top, 1);
1142 }
1143 else
1144 MDI_PostUpdate(hwnd, ci, SB_BOTH+1);
1145
1146 break;
1147
1148 case WM_MDICALCCHILDSCROLL:
1149 if( ci->sbNeedUpdate )
1150 if( ci->sbRecalc )
1151 {
1152 CalcChildScroll(hwnd, ci->sbRecalc-1);
1153 ci->sbRecalc = ci->sbNeedUpdate = 0;
1154 }
1155 return 0;
1156 }
1157
1158 return DefWindowProc16(hwnd, message, wParam, lParam);
1159 }
1160
1161
1162 /***********************************************************************
1163 * DefFrameProc16 (USER.445)
1164 */
1165 LRESULT DefFrameProc16( HWND16 hwnd, HWND16 hwndMDIClient, UINT16 message,
1166 WPARAM16 wParam, LPARAM lParam )
1167 {
1168 HWND16 childHwnd;
1169 MDICLIENTINFO* ci;
1170 WND* wndPtr;
1171
1172 if (hwndMDIClient)
1173 {
1174 switch (message)
1175 {
1176 case WM_COMMAND:
1177 wndPtr = WIN_FindWndPtr(hwndMDIClient);
1178 ci = (MDICLIENTINFO*)wndPtr->wExtra;
1179
1180 /* check for possible syscommands for maximized MDI child */
1181
1182 if( ci && (
1183 wParam < ci->idFirstChild ||
1184 wParam >= ci->idFirstChild + ci->nActiveChildren
1185 )){
1186 if( (wParam - 0xF000) & 0xF00F ) break;
1187 switch( wParam )
1188 {
1189 case SC_SIZE:
1190 case SC_MOVE:
1191 case SC_MINIMIZE:
1192 case SC_MAXIMIZE:
1193 case SC_NEXTWINDOW:
1194 case SC_PREVWINDOW:
1195 case SC_CLOSE:
1196 case SC_RESTORE:
1197 if( ci->hwndChildMaximized )
1198 return SendMessage16( ci->hwndChildMaximized, WM_SYSCOMMAND,
1199 wParam, lParam);
1200 }
1201 }
1202 else
1203 {
1204 childHwnd = MDI_GetChildByID( WIN_FindWndPtr(hwndMDIClient),
1205 wParam );
1206 if( childHwnd )
1207 SendMessage16(hwndMDIClient, WM_MDIACTIVATE,
1208 (WPARAM16)childHwnd , 0L);
1209 }
1210 break;
1211
1212 case WM_NCACTIVATE:
1213 SendMessage16(hwndMDIClient, message, wParam, lParam);
1214 break;
1215
1216 case WM_SETTEXT:
1217 MDI_UpdateFrameText(WIN_FindWndPtr(hwnd), hwndMDIClient,
1218 MDI_REPAINTFRAME,
1219 (LPCSTR)PTR_SEG_TO_LIN(lParam));
1220 return 0;
1221
1222 case WM_SETFOCUS:
1223 SetFocus32(hwndMDIClient);
1224 break;
1225
1226 case WM_SIZE:
1227 MoveWindow16(hwndMDIClient, 0, 0,
1228 LOWORD(lParam), HIWORD(lParam), TRUE);
1229 break;
1230
1231 case WM_NEXTMENU:
1232
1233 wndPtr = WIN_FindWndPtr(hwndMDIClient);
1234 ci = (MDICLIENTINFO*)wndPtr->wExtra;
1235
1236 if( !(wndPtr->parent->dwStyle & WS_MINIMIZE)
1237 && ci->hwndActiveChild && !ci->hwndChildMaximized )
1238 {
1239 /* control menu is between the frame system menu and
1240 * the first entry of menu bar */
1241
1242 if( wParam == VK_LEFT )
1243 { if( wndPtr->parent->wIDmenu != LOWORD(lParam) ) break; }
1244 else if( wParam == VK_RIGHT )
1245 { if( GetSystemMenu16( wndPtr->parent->hwndSelf, 0)
1246 != LOWORD(lParam) ) break; }
1247 else break;
1248
1249 return MAKELONG( GetSystemMenu16(ci->hwndActiveChild, 0),
1250 ci->hwndActiveChild );
1251 }
1252 break;
1253 }
1254 }
1255
1256 return DefWindowProc16(hwnd, message, wParam, lParam);
1257 }
1258
1259
1260 /***********************************************************************
1261 * DefFrameProc32A (USER32.121)
1262 */
1263 LRESULT DefFrameProc32A( HWND32 hwnd, HWND32 hwndMDIClient, UINT32 message,
1264 WPARAM32 wParam, LPARAM lParam )
1265 {
1266 if (hwndMDIClient)
1267 {
1268 switch (message)
1269 {
1270 case WM_COMMAND:
1271 return DefFrameProc16( hwnd, hwndMDIClient, message,
1272 (WPARAM16)wParam,
1273 MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ) );
1274
1275 case WM_NCACTIVATE:
1276 SendMessage32A(hwndMDIClient, message, wParam, lParam);
1277 break;
1278
1279 case WM_SETTEXT: {
1280 LRESULT ret;
1281 LPSTR segstr = SEGPTR_STRDUP((LPSTR)lParam);
1282
1283 ret = DefFrameProc16(hwnd, hwndMDIClient, message,
1284 wParam, (LPARAM)SEGPTR_GET(segstr) );
1285 SEGPTR_FREE(segstr);
1286 return ret;
1287 }
1288
1289 case WM_SETFOCUS:
1290 case WM_SIZE:
1291 return DefFrameProc16( hwnd, hwndMDIClient, message,
1292 wParam, lParam );
1293 }
1294 }
1295
1296 return DefWindowProc32A(hwnd, message, wParam, lParam);
1297 }
1298
1299
1300 /***********************************************************************
1301 * DefFrameProc32W (USER32.122)
1302 */
1303 LRESULT DefFrameProc32W( HWND32 hwnd, HWND32 hwndMDIClient, UINT32 message,
1304 WPARAM32 wParam, LPARAM lParam )
1305 {
1306 if (hwndMDIClient)
1307 {
1308 switch (message)
1309 {
1310 case WM_COMMAND:
1311 return DefFrameProc16( hwnd, hwndMDIClient, message,
1312 (WPARAM16)wParam,
1313 MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ) );
1314
1315 case WM_NCACTIVATE:
1316 SendMessage32W(hwndMDIClient, message, wParam, lParam);
1317 break;
1318
1319 case WM_SETTEXT: {
1320 LPSTR txt = HEAP_strdupWtoA(GetProcessHeap(),0,(LPWSTR)lParam);
1321 LRESULT ret = DefFrameProc32A( hwnd, hwndMDIClient, message,
1322 wParam, (DWORD)txt );
1323 HeapFree(GetProcessHeap(),0,txt);
1324 return ret;
1325 }
1326 case WM_SETFOCUS:
1327 case WM_SIZE:
1328 return DefFrameProc32A( hwnd, hwndMDIClient, message,
1329 wParam, lParam );
1330 }
1331 }
1332
1333 return DefWindowProc32W( hwnd, message, wParam, lParam );
1334 }
1335
1336
1337 /***********************************************************************
1338 * DefMDIChildProc16 (USER.447)
1339 */
1340 LRESULT DefMDIChildProc16( HWND16 hwnd, UINT16 message,
1341 WPARAM16 wParam, LPARAM lParam )
1342 {
1343 MDICLIENTINFO *ci;
1344 WND *clientWnd;
1345
1346 clientWnd = WIN_FindWndPtr(GetParent16(hwnd));
1347 ci = (MDICLIENTINFO *) clientWnd->wExtra;
1348
1349 switch (message)
1350 {
1351 case WM_SETTEXT:
1352 DefWindowProc16(hwnd, message, wParam, lParam);
1353 MDI_MenuModifyItem(clientWnd,hwnd);
1354 if( ci->hwndChildMaximized == hwnd )
1355 MDI_UpdateFrameText( clientWnd->parent, ci->self,
1356 MDI_REPAINTFRAME, NULL );
1357 return 0;
1358
1359 case WM_CLOSE:
1360 SendMessage16(ci->self,WM_MDIDESTROY,(WPARAM16)hwnd,0L);
1361 return 0;
1362
1363 case WM_SETFOCUS:
1364 if( ci->hwndActiveChild != hwnd )
1365 MDI_ChildActivate(clientWnd, hwnd);
1366 break;
1367
1368 case WM_CHILDACTIVATE:
1369 MDI_ChildActivate(clientWnd, hwnd);
1370 return 0;
1371
1372 case WM_NCPAINT:
1373 dprintf_mdi(stddeb,"DefMDIChildProc: WM_NCPAINT for %04x, active %04x\n",
1374 hwnd, ci->hwndActiveChild );
1375 break;
1376
1377 case WM_SYSCOMMAND:
1378 switch( wParam )
1379 {
1380 case SC_MOVE:
1381 if( ci->hwndChildMaximized == hwnd) return 0;
1382 break;
1383 case SC_RESTORE:
1384 case SC_MINIMIZE:
1385 WIN_FindWndPtr(hwnd)->dwStyle |= WS_SYSMENU;
1386 break;
1387 case SC_MAXIMIZE:
1388 if( ci->hwndChildMaximized == hwnd)
1389 return SendMessage16( clientWnd->parent->hwndSelf,
1390 message, wParam, lParam);
1391 WIN_FindWndPtr(hwnd)->dwStyle &= ~WS_SYSMENU;
1392 break;
1393 case SC_NEXTWINDOW:
1394 SendMessage16( ci->self, WM_MDINEXT, 0, 0);
1395 return 0;
1396 case SC_PREVWINDOW:
1397 SendMessage16( ci->self, WM_MDINEXT, 0, 1);
1398 return 0;
1399 }
1400 break;
1401
1402 case WM_GETMINMAXINFO:
1403 MDI_ChildGetMinMaxInfo(clientWnd, hwnd, (MINMAXINFO16*) PTR_SEG_TO_LIN(lParam));
1404 return 0;
1405
1406 case WM_SETVISIBLE:
1407 if( ci->hwndChildMaximized)
1408 ci->sbNeedUpdate = 0;
1409 else
1410 MDI_PostUpdate(clientWnd->hwndSelf, ci, SB_BOTH+1);
1411 break;
1412
1413 case WM_SIZE:
1414 /* do not change */
1415
1416 if( ci->hwndActiveChild == hwnd && wParam != SIZE_MAXIMIZED )
1417 {
1418 ci->hwndChildMaximized = 0;
1419
1420 MDI_RestoreFrameMenu( clientWnd->parent, hwnd);
1421 MDI_UpdateFrameText( clientWnd->parent, ci->self,
1422 MDI_REPAINTFRAME, NULL );
1423 }
1424
1425 if( wParam == SIZE_MAXIMIZED )
1426 {
1427 HWND16 hMaxChild = ci->hwndChildMaximized;
1428
1429 if( hMaxChild == hwnd ) break;
1430
1431 if( hMaxChild)
1432 {
1433 SendMessage16( hMaxChild, WM_SETREDRAW, FALSE, 0L );
1434
1435 MDI_RestoreFrameMenu( clientWnd->parent, hMaxChild);
1436 ShowWindow16( hMaxChild, SW_SHOWNOACTIVATE);
1437
1438 SendMessage16( hMaxChild, WM_SETREDRAW, TRUE, 0L );
1439 }
1440
1441 dprintf_mdi(stddeb,"\tMDI: maximizing child %04x\n", hwnd );
1442
1443 ci->hwndChildMaximized = hwnd; /* !!! */
1444
1445 MDI_AugmentFrameMenu( ci, clientWnd->parent, hwnd);
1446 MDI_UpdateFrameText( clientWnd->parent, ci->self,
1447 MDI_REPAINTFRAME, NULL );
1448 }
1449
1450 if( wParam == SIZE_MINIMIZED )
1451 {
1452 HWND16 switchTo = MDI_GetWindow(clientWnd, hwnd, 0);
1453
1454 if( switchTo )
1455 SendMessage16( switchTo, WM_CHILDACTIVATE, 0, 0L);
1456 }
1457
1458 MDI_PostUpdate(clientWnd->hwndSelf, ci, SB_BOTH+1);
1459 break;
1460
1461 case WM_MENUCHAR:
1462
1463 /* MDI children don't have menu bars */
1464 PostMessage16( clientWnd->parent->hwndSelf, WM_SYSCOMMAND,
1465 (WPARAM16)SC_KEYMENU, (LPARAM)wParam);
1466 return 0x00010000L;
1467
1468 case WM_NEXTMENU:
1469
1470 if( wParam == VK_LEFT ) /* switch to frame system menu */
1471 return MAKELONG( GetSystemMenu16(clientWnd->parent->hwndSelf, 0),
1472 clientWnd->parent->hwndSelf );
1473 if( wParam == VK_RIGHT ) /* to frame menu bar */
1474 return MAKELONG( clientWnd->parent->wIDmenu,
1475 clientWnd->parent->hwndSelf );
1476
1477 break;
1478 }
1479
1480 return DefWindowProc16(hwnd, message, wParam, lParam);
1481 }
1482
1483
1484 /***********************************************************************
1485 * DefMDIChildProc32A (USER32.123)
1486 */
1487 LRESULT DefMDIChildProc32A( HWND32 hwnd, UINT32 message,
1488 WPARAM32 wParam, LPARAM lParam )
1489 {
1490 MDICLIENTINFO *ci;
1491 WND *clientWnd;
1492
1493 clientWnd = WIN_FindWndPtr(GetParent16(hwnd));
1494 ci = (MDICLIENTINFO *) clientWnd->wExtra;
1495
1496 switch (message)
1497 {
1498 case WM_SETTEXT:
1499 DefWindowProc32A(hwnd, message, wParam, lParam);
1500 MDI_MenuModifyItem(clientWnd,hwnd);
1501 if( ci->hwndChildMaximized == hwnd )
1502 MDI_UpdateFrameText( clientWnd->parent, ci->self,
1503 MDI_REPAINTFRAME, NULL );
1504 return 0;
1505
1506 case WM_GETMINMAXINFO:
1507 {
1508 MINMAXINFO16 mmi;
1509 STRUCT32_MINMAXINFO32to16( (MINMAXINFO32 *)lParam, &mmi );
1510 MDI_ChildGetMinMaxInfo( clientWnd, hwnd, &mmi );
1511 STRUCT32_MINMAXINFO16to32( &mmi, (MINMAXINFO32 *)lParam );
1512 }
1513 return 0;
1514
1515 case WM_MENUCHAR:
1516
1517 /* MDI children don't have menu bars */
1518 PostMessage16( clientWnd->parent->hwndSelf, WM_SYSCOMMAND,
1519 (WPARAM16)SC_KEYMENU, (LPARAM)LOWORD(wParam) );
1520 return 0x00010000L;
1521
1522 case WM_CLOSE:
1523 case WM_SETFOCUS:
1524 case WM_CHILDACTIVATE:
1525 case WM_NCPAINT:
1526 case WM_SYSCOMMAND:
1527 case WM_SETVISIBLE:
1528 case WM_SIZE:
1529 case WM_NEXTMENU:
1530 return DefMDIChildProc16( hwnd, message, (WPARAM16)wParam, lParam );
1531 }
1532 return DefWindowProc32A(hwnd, message, wParam, lParam);
1533 }
1534
1535
1536 /***********************************************************************
1537 * DefMDIChildProc32W (USER32.124)
1538 */
1539 LRESULT DefMDIChildProc32W( HWND32 hwnd, UINT32 message,
1540 WPARAM32 wParam, LPARAM lParam )
1541 {
1542 MDICLIENTINFO *ci;
1543 WND *clientWnd;
1544
1545 clientWnd = WIN_FindWndPtr(GetParent16(hwnd));
1546 ci = (MDICLIENTINFO *) clientWnd->wExtra;
1547
1548 switch (message)
1549 {
1550 case WM_SETTEXT:
1551 DefWindowProc32W(hwnd, message, wParam, lParam);
1552 MDI_MenuModifyItem(clientWnd,hwnd);
1553 if( ci->hwndChildMaximized == hwnd )
1554 MDI_UpdateFrameText( clientWnd->parent, ci->self,
1555 MDI_REPAINTFRAME, NULL );
1556 return 0;
1557
1558 case WM_GETMINMAXINFO:
1559 case WM_MENUCHAR:
1560 case WM_CLOSE:
1561 case WM_SETFOCUS:
1562 case WM_CHILDACTIVATE:
1563 case WM_NCPAINT:
1564 case WM_SYSCOMMAND:
1565 case WM_SETVISIBLE:
1566 case WM_SIZE:
1567 case WM_NEXTMENU:
1568 return DefMDIChildProc32A( hwnd, message, (WPARAM16)wParam, lParam );
1569 }
1570 return DefWindowProc32W(hwnd, message, wParam, lParam);
1571 }
1572
1573
1574 /**********************************************************************
1575 * CreateMDIWindowA (USER32.78)
1576 */
1577
1578 /**********************************************************************
1579 * CreateMDIWindowW (USER32.79)
1580 */
1581
1582 /**********************************************************************
1583 * TranslateMDISysAccel32 (USER32.554)
1584 */
1585 BOOL32 TranslateMDISysAccel32( HWND32 hwndClient, LPMSG32 msg )
1586 {
1587 MSG16 msg16;
1588
1589 STRUCT32_MSG32to16(msg,&msg16);
1590 /* MDICLIENTINFO is still the same for win32 and win16 ... */
1591 return TranslateMDISysAccel16(hwndClient,&msg16);
1592 }
1593
1594
1595 /**********************************************************************
1596 * TranslateMDISysAccel16 (USER.451)
1597 */
1598 BOOL16 TranslateMDISysAccel16( HWND16 hwndClient, LPMSG16 msg )
1599 {
1600 WND* clientWnd = WIN_FindWndPtr( hwndClient);
1601 WND* wnd;
1602 MDICLIENTINFO *ci = NULL;
1603 WPARAM16 wParam = 0;
1604
1605 if( (msg->message != WM_KEYDOWN && msg->message != WM_SYSKEYDOWN) || !clientWnd )
1606 return 0;
1607
1608 ci = (MDICLIENTINFO*) clientWnd->wExtra;
1609 wnd = WIN_FindWndPtr(ci->hwndActiveChild);
1610
1611 if( !wnd ) return 0;
1612
1613 if( wnd->dwStyle & WS_DISABLED ) return 0;
1614
1615 if ((GetKeyState32(VK_CONTROL) & 0x8000) && !(GetKeyState32(VK_MENU) & 0x8000))
1616 switch( msg->wParam )
1617 {
1618 case VK_F6:
1619 case VK_SEPARATOR:
1620 wParam = ( GetKeyState32(VK_SHIFT) & 0x8000 )? SC_NEXTWINDOW: SC_PREVWINDOW;
1621 break;
1622 case VK_F4:
1623 case VK_RBUTTON:
1624 wParam = SC_CLOSE;
1625 break;
1626 default:
1627 return 0;
1628 }
1629 else
1630 return 0;
1631
1632 dprintf_mdi(stddeb,"TranslateMDISysAccel: wParam = %04x\n", wParam);
1633
1634 SendMessage16(ci->hwndActiveChild,WM_SYSCOMMAND, wParam, (LPARAM)msg->wParam);
1635 return 1;
1636 }
1637
1638
1639 /***********************************************************************
1640 * CalcChildScroll (USER.462)
1641 */
1642 void CalcChildScroll( HWND16 hwnd, WORD scroll )
1643 {
1644 RECT16 childRect, clientRect;
1645 INT32 vmin, vmax, hmin, hmax, vpos, hpos;
1646 BOOL32 noscroll = FALSE;
1647 WND *pWnd, *Wnd;
1648
1649 if (!(Wnd = pWnd = WIN_FindWndPtr( hwnd ))) return;
1650 GetClientRect16( hwnd, &clientRect );
1651 SetRectEmpty16( &childRect );
1652
1653 for ( pWnd = pWnd->child; pWnd; pWnd = pWnd->next )
1654 {
1655 UnionRect16( &childRect, &pWnd->rectWindow, &childRect );
1656 if( pWnd->dwStyle & WS_MAXIMIZE )
1657 noscroll = TRUE;
1658 }
1659 UnionRect16( &childRect, &clientRect, &childRect );
1660
1661 /* jump through the hoops to prevent excessive flashing
1662 */
1663
1664 hmin = childRect.left; hmax = childRect.right - clientRect.right;
1665 hpos = clientRect.left - childRect.left;
1666 vmin = childRect.top; vmax = childRect.bottom - clientRect.bottom;
1667 vpos = clientRect.top - childRect.top;
1668
1669 if( noscroll )
1670 ShowScrollBar32(hwnd, SB_BOTH, FALSE);
1671 else
1672 switch( scroll )
1673 {
1674 case SB_HORZ:
1675 vpos = hpos; vmin = hmin; vmax = hmax;
1676 case SB_VERT:
1677 SetScrollPos32(hwnd, scroll, vpos, FALSE);
1678 SetScrollRange32(hwnd, scroll, vmin, vmax, TRUE);
1679 break;
1680 case SB_BOTH:
1681 SCROLL_SetNCSbState( Wnd, vmin, vmax, vpos,
1682 hmin, hmax, hpos);
1683 SetWindowPos32(hwnd, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE
1684 | SWP_NOACTIVATE | SWP_NOZORDER | SWP_FRAMECHANGED );
1685 }
1686 }
1687
1688
1689 /***********************************************************************
1690 * ScrollChildren16 (USER.463)
1691 */
1692 void ScrollChildren16(HWND16 hWnd, UINT16 uMsg, WPARAM16 wParam, LPARAM lParam)
1693 {
1694 return ScrollChildren32( hWnd, uMsg, wParam, lParam );
1695 }
1696
1697
1698 /***********************************************************************
1699 * ScrollChildren32 (USER32.447)
1700 */
1701 void ScrollChildren32(HWND32 hWnd, UINT32 uMsg, WPARAM32 wParam, LPARAM lParam)
1702 {
1703 WND *wndPtr = WIN_FindWndPtr(hWnd);
1704 INT32 newPos = -1;
1705 INT32 curPos, length, minPos, maxPos, shift;
1706
1707 if( !wndPtr ) return;
1708
1709 if( uMsg == WM_HSCROLL )
1710 {
1711 GetScrollRange32(hWnd,SB_HORZ,&minPos,&maxPos);
1712 curPos = GetScrollPos32(hWnd,SB_HORZ);
1713 length = (wndPtr->rectClient.right - wndPtr->rectClient.left)/2;
1714 shift = SYSMETRICS_CYHSCROLL;
1715 }
1716 else if( uMsg == WM_VSCROLL )
1717 {
1718 GetScrollRange32(hWnd,SB_VERT,&minPos,&maxPos);
1719 curPos = GetScrollPos32(hWnd,SB_VERT);
1720 length = (wndPtr->rectClient.bottom - wndPtr->rectClient.top)/2;
1721 shift = SYSMETRICS_CXVSCROLL;
1722 }
1723 else return;
1724
1725 switch( wParam )
1726 {
1727 case SB_LINEUP:
1728 newPos = curPos - shift;
1729 break;
1730 case SB_LINEDOWN:
1731 newPos = curPos + shift;
1732 break;
1733 case SB_PAGEUP:
1734 newPos = curPos - length;
1735 break;
1736 case SB_PAGEDOWN:
1737 newPos = curPos + length;
1738 break;
1739
1740 case SB_THUMBPOSITION:
1741 newPos = LOWORD(lParam);
1742 break;
1743
1744 case SB_THUMBTRACK:
1745 return;
1746
1747 case SB_TOP:
1748 newPos = minPos;
1749 break;
1750 case SB_BOTTOM:
1751 newPos = maxPos;
1752 break;
1753 case SB_ENDSCROLL:
1754 CalcChildScroll(hWnd,(uMsg == WM_VSCROLL)?SB_VERT:SB_HORZ);
1755 return;
1756 }
1757
1758 if( newPos > maxPos )
1759 newPos = maxPos;
1760 else if( newPos < minPos )
1761 newPos = minPos;
1762
1763 SetScrollPos32(hWnd, (uMsg == WM_VSCROLL)?SB_VERT:SB_HORZ , newPos, TRUE);
1764
1765 if( uMsg == WM_VSCROLL )
1766 ScrollWindow32(hWnd ,0 ,curPos - newPos, NULL, NULL);
1767 else
1768 ScrollWindow32(hWnd ,curPos - newPos, 0, NULL, NULL);
1769 }
1770
Maarten's multimedia branch