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Release 960521
[wine.git] / windows / mdi.c
blob22efc974a7f3488f867ceb1dd92168693fb3bdf6
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 "stackframe.h"
29 #include "struct32.h"
30 #include "sysmetrics.h"
31 #include "stddebug.h"
32 #include "debug.h"
33
34 #define MDIS_ALLCHILDSTYLES 0x1
35
36 static HBITMAP hBmpClose = 0;
37 static HBITMAP hBmpRestore = 0;
38
39 DWORD SCROLL_SetNCSbState(WND*,int,int,int,int,int,int);
40
41 /* ----------------- declarations ----------------- */
42 void MDI_UpdateFrameText(WND *, HWND, BOOL, LPCSTR);
43 BOOL MDI_AugmentFrameMenu(MDICLIENTINFO*, WND *, HWND);
44 BOOL MDI_RestoreFrameMenu(WND *, HWND);
45
46 void ScrollChildren(HWND , UINT , WPARAM , LPARAM );
47 void CalcChildScroll(HWND, WORD);
48
49 static LONG MDI_ChildActivate(WND* ,HWND );
50
51 /* -------- Miscellaneous service functions ----------
52 *
53 * MDI_GetChildByID
54 */
55
56 static HWND MDI_GetChildByID(WND* wndPtr,int id)
57 {
58 for (wndPtr = wndPtr->child; wndPtr; wndPtr = wndPtr->next)
59 if (wndPtr->wIDmenu == id) return wndPtr->hwndSelf;
60 return 0;
61 }
62
63 static void MDI_PostUpdate(HWND hwnd, MDICLIENTINFO* ci, WORD recalc)
64 {
65 if( !ci->sbNeedUpdate )
66 {
67 ci->sbNeedUpdate = TRUE;
68 PostMessage( hwnd, WM_MDICALCCHILDSCROLL, 0, 0);
69 }
70 ci->sbRecalc = recalc;
71 }
72
73 /**********************************************************************
74 * MDI_MenuAppendItem
75 */
76 #ifdef SUPERFLUOUS_FUNCTIONS
77 static BOOL MDI_MenuAppendItem(WND *clientWnd, HWND hWndChild)
78 {
79 char buffer[128];
80 MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra;
81 WND *wndPtr = WIN_FindWndPtr(hWndChild);
82 int n = sprintf(buffer, "%d ",
83 clientInfo->nActiveChildren);
84
85 if( !clientInfo->hWindowMenu ) return 0;
86
87 if (wndPtr->text) strncpy(buffer + n, wndPtr->text, sizeof(buffer) - n - 1);
88 return AppendMenu32A( clientInfo->hWindowMenu, MF_STRING,
89 wndPtr->wIDmenu, buffer );
90 }
91 #endif
92
93 /**********************************************************************
94 * MDI_MenuModifyItem
95 */
96 static BOOL MDI_MenuModifyItem(WND* clientWnd, HWND hWndChild )
97 {
98 char buffer[128];
99 MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra;
100 WND *wndPtr = WIN_FindWndPtr(hWndChild);
101 UINT n = sprintf(buffer, "%d ",
102 wndPtr->wIDmenu - clientInfo->idFirstChild + 1);
103 BOOL bRet = 0;
104
105 if( !clientInfo->hWindowMenu ) return 0;
106
107 if (wndPtr->text) lstrcpyn(buffer + n, wndPtr->text, sizeof(buffer) - n );
108
109 n = GetMenuState(clientInfo->hWindowMenu,wndPtr->wIDmenu ,MF_BYCOMMAND);
110 bRet = ModifyMenu32A(clientInfo->hWindowMenu , wndPtr->wIDmenu,
111 MF_BYCOMMAND | MF_STRING, wndPtr->wIDmenu, buffer );
112 CheckMenuItem(clientInfo->hWindowMenu ,wndPtr->wIDmenu , n & MF_CHECKED);
113 return bRet;
114 }
115
116 /**********************************************************************
117 * MDI_MenuDeleteItem
118 */
119 static BOOL MDI_MenuDeleteItem(WND* clientWnd, HWND hWndChild )
120 {
121 char buffer[128];
122 MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra;
123 WND *wndPtr = WIN_FindWndPtr(hWndChild);
124 UINT index = 0,id,n;
125
126 if( !clientInfo->nActiveChildren ||
127 !clientInfo->hWindowMenu ) return 0;
128
129 id = wndPtr->wIDmenu;
130 DeleteMenu(clientInfo->hWindowMenu,id,MF_BYCOMMAND);
131
132 /* walk the rest of MDI children to prevent gaps in the id
133 * sequence and in the menu child list
134 */
135
136 for( index = id+1; index <= clientInfo->nActiveChildren +
137 clientInfo->idFirstChild; index++ )
138 {
139 wndPtr = WIN_FindWndPtr(MDI_GetChildByID(clientWnd,index));
140 if( !wndPtr )
141 {
142 dprintf_mdi(stddeb,"MDIMenuDeleteItem: no window for id=%i\n",index);
143 continue;
144 }
145
146 /* set correct id */
147 wndPtr->wIDmenu--;
148
149 n = sprintf(buffer, "%d ",index - clientInfo->idFirstChild);
150 if (wndPtr->text)
151 lstrcpyn(buffer + n, wndPtr->text, sizeof(buffer) - n );
152
153 /* change menu */
154 ModifyMenu32A(clientInfo->hWindowMenu ,index ,MF_BYCOMMAND | MF_STRING,
155 index - 1 , buffer );
156 }
157 return 1;
158 }
159
160 /**********************************************************************
161 * MDI_GetWindow
162 *
163 * returns "activateable" child or zero
164 */
165 HWND MDI_GetWindow(WND *clientWnd, HWND hWnd, WORD wTo )
166 {
167 MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra;
168 WND *wndPtr, *pWnd, *pWndLast;
169
170 if( !hWnd ) hWnd = clientInfo->hwndActiveChild;
171
172 if( !(wndPtr = WIN_FindWndPtr(hWnd)) ) return 0;
173
174 pWnd = wndPtr;
175 pWndLast = NULL;
176 for (;;)
177 {
178 pWnd = pWnd->next;
179 if (!pWnd) pWnd = wndPtr->parent->child;
180 if (pWnd == wndPtr) /* not found */
181 {
182 if (!wTo || !pWndLast) return 0;
183 break;
184 }
185
186 /* we are not interested in owned popups */
187 if ( !pWnd->owner &&
188 (pWnd->dwStyle & WS_VISIBLE) &&
189 !(pWnd->dwStyle & WS_DISABLED)) /* found one */
190 {
191 pWndLast = pWnd;
192 if (!wTo) break;
193 }
194 }
195 return pWndLast ? pWndLast->hwndSelf : 0;
196 }
197
198 /**********************************************************************
199 * MDI_CalcDefaultChildPos
200 *
201 * It seems that default height is 2/3 of client rect
202 */
203 void MDI_CalcDefaultChildPos(WND* w, WORD n, LPPOINT16 lpPos, INT delta)
204 {
205 RECT16 rect = w->rectClient;
206 INT spacing = GetSystemMetrics(SM_CYCAPTION) + GetSystemMetrics(SM_CYFRAME) - 1;
207 INT nstagger;
208
209 if( rect.bottom - rect.top - delta >= spacing )
210 rect.bottom -= delta;
211
212 nstagger = (rect.bottom - rect.top)/(3*spacing);
213 lpPos[1].x = (rect.right - rect.left - nstagger*spacing);
214 lpPos[1].y = (rect.bottom - rect.top - nstagger*spacing);
215 lpPos[0].x = lpPos[0].y = spacing*(n%(nstagger+1));
216 }
217
218 /**********************************************************************
219 * MDISetMenu
220 */
221 HMENU MDISetMenu(HWND hwnd, BOOL fRefresh, HMENU hmenuFrame, HMENU hmenuWindow)
222 {
223 WND *w = WIN_FindWndPtr(hwnd);
224 MDICLIENTINFO *ci;
225
226 dprintf_mdi(stddeb, "WM_MDISETMENU: %04x %04x %04x %04x\n",
227 hwnd, fRefresh, hmenuFrame, hmenuWindow);
228
229 ci = (MDICLIENTINFO *) w->wExtra;
230
231 if (!fRefresh)
232 {
233 HWND hwndFrame = GetParent(hwnd);
234 HMENU oldFrameMenu = GetMenu(hwndFrame);
235
236 if( ci->hwndChildMaximized && hmenuFrame && hmenuFrame!=oldFrameMenu )
237 MDI_RestoreFrameMenu(w->parent, ci->hwndChildMaximized );
238
239 if( hmenuWindow && hmenuWindow!=ci->hWindowMenu )
240 {
241 /* delete menu items from ci->hWindowMenu
242 * and add them to hmenuWindow */
243
244 INT i = GetMenuItemCount(ci->hWindowMenu) - 1;
245 INT pos = GetMenuItemCount(hmenuWindow) + 1;
246
247 AppendMenu32A( hmenuWindow, MF_SEPARATOR, 0, NULL);
248
249 if( ci->nActiveChildren )
250 {
251 INT j = i - ci->nActiveChildren + 1;
252 char buffer[100];
253 UINT id,state;
254
255 for( ; i >= j ; i-- )
256 {
257 id = GetMenuItemID(ci->hWindowMenu,i );
258 state = GetMenuState(ci->hWindowMenu,i,MF_BYPOSITION);
259
260 GetMenuString(ci->hWindowMenu, i, buffer, 100, MF_BYPOSITION);
261
262 DeleteMenu(ci->hWindowMenu, i , MF_BYPOSITION);
263 InsertMenu32A(hmenuWindow, pos, MF_BYPOSITION | MF_STRING,
264 id, buffer);
265 CheckMenuItem(hmenuWindow ,pos , MF_BYPOSITION | (state & MF_CHECKED));
266 }
267 }
268
269 /* remove separator */
270 DeleteMenu(ci->hWindowMenu, i, MF_BYPOSITION);
271
272 ci->hWindowMenu = hmenuWindow;
273 }
274
275 if( hmenuFrame && hmenuFrame!=oldFrameMenu)
276 {
277 SetMenu(hwndFrame, hmenuFrame);
278 if( ci->hwndChildMaximized )
279 MDI_AugmentFrameMenu(ci, w->parent, ci->hwndChildMaximized );
280 return oldFrameMenu;
281 }
282
283 }
284 return 0;
285 }
286
287 /**********************************************************************
288 * MDIIconArrange
289 */
290 WORD MDIIconArrange(HWND parent)
291 {
292 return ArrangeIconicWindows(parent); /* Any reason why the */
293 /* existing icon arrange */
294 /* can't be used here? */
295 /* -DRP */
296 }
297
298
299 /* ------------------ MDI child window functions ---------------------- */
300
301
302 /**********************************************************************
303 * MDICreateChild
304 */
305 HWND MDICreateChild(WND *w, MDICLIENTINFO *ci, HWND parent, LPARAM lParam )
306 {
307 POINT16 pos[2];
308 MDICREATESTRUCT *cs = (MDICREATESTRUCT *)PTR_SEG_TO_LIN(lParam);
309 DWORD style = cs->style | (WS_CHILD | WS_CLIPSIBLINGS);
310 HWND hwnd, hwndMax = 0;
311 WORD wIDmenu = ci->idFirstChild + ci->nActiveChildren;
312 char lpstrDef[]="junk!";
313
314 /*
315 * Create child window
316 *
317 */
318
319 dprintf_mdi(stdnimp,"MDICreateChild: origin %i,%i - dim %i,%i, style %08x\n",
320 cs->x, cs->y, cs->cx, cs->cy, (unsigned)cs->style);
321 /* calculate placement */
322 MDI_CalcDefaultChildPos(w, ci->nTotalCreated++, pos, 0);
323
324 if( cs->cx == CW_USEDEFAULT16 || !cs->cx )
325 cs->cx = pos[1].x;
326 if( cs->cy == CW_USEDEFAULT16 || !cs->cy )
327 cs->cy = pos[1].y;
328
329 if( cs->x == CW_USEDEFAULT16 )
330 {
331 cs->x = pos[0].x;
332 cs->y = pos[0].y;
333 }
334
335 /* restore current maximized child */
336 if( style & WS_VISIBLE && ci->hwndChildMaximized )
337 {
338 if( style & WS_MAXIMIZE )
339 SendMessage16(w->hwndSelf, WM_SETREDRAW, FALSE, 0L );
340 hwndMax = ci->hwndChildMaximized;
341 ShowWindow( hwndMax, SW_SHOWNOACTIVATE );
342 if( style & WS_MAXIMIZE )
343 SendMessage16(w->hwndSelf, WM_SETREDRAW, TRUE, 0L );
344 }
345
346 /* this menu is needed to set a check mark in MDI_ChildActivate */
347 AppendMenu32A(ci->hWindowMenu ,MF_STRING ,wIDmenu, lpstrDef );
348
349 ci->nActiveChildren++;
350
351 /* fix window style */
352 if( !(w->dwStyle & MDIS_ALLCHILDSTYLES) )
353 {
354 style &= (WS_CHILD | WS_CLIPSIBLINGS | WS_MINIMIZE | WS_MAXIMIZE |
355 WS_CLIPCHILDREN | WS_DISABLED | WS_VSCROLL | WS_HSCROLL );
356 style |= (WS_VISIBLE | WS_OVERLAPPEDWINDOW);
357 }
358
359 hwnd = CreateWindow16( cs->szClass, cs->szTitle, style,
360 cs->x, cs->y, cs->cx, cs->cy, parent,
361 (HMENU)(DWORD)(WORD)wIDmenu, w->hInstance,
362 (SEGPTR)lParam);
363
364 if (hwnd)
365 {
366 MDI_MenuModifyItem(w ,hwnd);
367 dprintf_mdi(stddeb, "MDICreateChild: created child - %04x\n",hwnd);
368 }
369 else
370 {
371 ci->nActiveChildren--;
372 DeleteMenu(ci->hWindowMenu,wIDmenu,MF_BYCOMMAND);
373 if( IsWindow(hwndMax) )
374 ShowWindow(hwndMax, SW_SHOWMAXIMIZED);
375 }
376
377 return hwnd;
378 }
379
380 /**********************************************************************
381 * MDI_ChildGetMinMaxInfo
382 */
383 void MDI_ChildGetMinMaxInfo(WND* clientWnd, HWND hwnd, MINMAXINFO16* lpMinMax )
384 {
385 WND* childWnd = WIN_FindWndPtr(hwnd);
386 RECT16 rect = clientWnd->rectClient;
387
388 MapWindowPoints16(clientWnd->parent->hwndSelf,
389 ((MDICLIENTINFO*)clientWnd->wExtra)->self, (LPPOINT16)&rect, 2);
390 AdjustWindowRectEx16( &rect, childWnd->dwStyle, 0, childWnd->dwExStyle );
391
392 lpMinMax->ptMaxSize.x = rect.right -= rect.left;
393 lpMinMax->ptMaxSize.y = rect.bottom -= rect.top;
394
395 lpMinMax->ptMaxPosition.x = rect.left;
396 lpMinMax->ptMaxPosition.y = rect.top;
397 }
398
399 /**********************************************************************
400 * MDI_SwitchActiveChild
401 *
402 * Notes: SetWindowPos sends WM_CHILDACTIVATE to the child window that is
403 * being activated
404 *
405 * wTo is basically lParam of WM_MDINEXT message or explicit
406 * window handle
407 */
408 void MDI_SwitchActiveChild(HWND clientHwnd, HWND childHwnd, BOOL wTo )
409 {
410 WND *w = WIN_FindWndPtr(clientHwnd);
411 HWND hwndTo = 0;
412 HWND hwndPrev = 0;
413 MDICLIENTINFO *ci;
414
415 hwndTo = MDI_GetWindow(w,childHwnd,(WORD)wTo);
416
417 ci = (MDICLIENTINFO *) w->wExtra;
418
419 dprintf_mdi(stddeb, "MDI_SwitchActiveChild: from %04x, to %04x\n",childHwnd,hwndTo);
420
421 if ( !hwndTo ) return;
422
423 hwndPrev = ci->hwndActiveChild;
424
425 if ( hwndTo != hwndPrev )
426 {
427 BOOL bOptimize = 0;
428
429 if( ci->hwndChildMaximized )
430 {
431 bOptimize = 1;
432 w->dwStyle &= ~WS_VISIBLE;
433 }
434
435 SetWindowPos( hwndTo, HWND_TOP, 0, 0, 0, 0,
436 SWP_NOMOVE | SWP_NOSIZE );
437 if( !wTo && hwndPrev )
438 {
439 SetWindowPos( hwndPrev, HWND_BOTTOM, 0, 0, 0, 0,
440 SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
441 }
442
443 if( bOptimize )
444 ShowWindow( clientHwnd, SW_SHOW );
445 }
446 }
447
448
449 /**********************************************************************
450 * MDIDestroyChild
451 */
452 HWND MDIDestroyChild(WND *w_parent, MDICLIENTINFO *ci, HWND parent,
453 HWND child, BOOL flagDestroy)
454 {
455 WND *childPtr = WIN_FindWndPtr(child);
456
457 if( childPtr )
458 {
459 if( child == ci->hwndActiveChild )
460 {
461 MDI_SwitchActiveChild(parent,child,0);
462
463 if( child == ci->hwndActiveChild )
464 {
465 ShowWindow( child, SW_HIDE);
466 if( child == ci->hwndChildMaximized )
467 {
468 MDI_RestoreFrameMenu(w_parent->parent, child);
469 ci->hwndChildMaximized = 0;
470 MDI_UpdateFrameText(w_parent->parent,parent,TRUE,NULL);
471 }
472
473 MDI_ChildActivate(w_parent,0);
474 }
475 MDI_MenuDeleteItem(w_parent, child);
476 }
477
478 ci->nActiveChildren--;
479
480 dprintf_mdi(stddeb,"MDIDestroyChild: child destroyed - %04x\n",child);
481
482 if (flagDestroy)
483 {
484 MDI_PostUpdate(GetParent(child), ci, SB_BOTH+1);
485 DestroyWindow(child);
486 }
487 }
488
489 return 0;
490 }
491
492
493 /**********************************************************************
494 * MDI_ChildActivate
495 *
496 * Note: hWndChild is NULL when last child is being destroyed
497 */
498 LONG MDI_ChildActivate(WND *clientPtr, HWND hWndChild)
499 {
500 MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientPtr->wExtra;
501 HWND prevActiveWnd = clientInfo->hwndActiveChild;
502 WND *wndPtr = WIN_FindWndPtr( hWndChild );
503 WND *wndPrev = WIN_FindWndPtr( prevActiveWnd );
504 BOOL isActiveFrameWnd = 0;
505
506 if( hWndChild == prevActiveWnd ) return 0L;
507
508 if( wndPtr )
509 if( wndPtr->dwStyle & WS_DISABLED ) return 0L;
510
511 dprintf_mdi(stddeb,"MDI_ChildActivate: %04x\n", hWndChild);
512
513 if( GetActiveWindow() == clientPtr->parent->hwndSelf )
514 isActiveFrameWnd = TRUE;
515
516 /* deactivate prev. active child */
517 if( wndPrev )
518 {
519 SendMessage16( prevActiveWnd, WM_NCACTIVATE, FALSE, 0L );
520 #ifdef WINELIB32
521 SendMessage32A( prevActiveWnd, WM_MDIACTIVATE, (WPARAM)prevActiveWnd,
522 (LPARAM)hWndChild);
523 #else
524 SendMessage16( prevActiveWnd, WM_MDIACTIVATE, FALSE,
525 MAKELONG(hWndChild,prevActiveWnd));
526 #endif
527 /* uncheck menu item */
528 if( clientInfo->hWindowMenu )
529 CheckMenuItem( clientInfo->hWindowMenu,
530 wndPrev->wIDmenu, 0);
531 }
532
533 /* set appearance */
534 if( clientInfo->hwndChildMaximized )
535 if( clientInfo->hwndChildMaximized != hWndChild )
536 if( hWndChild )
537 {
538 clientInfo->hwndActiveChild = hWndChild;
539 ShowWindow( hWndChild, SW_SHOWMAXIMIZED);
540 }
541 else
542 ShowWindow( clientInfo->hwndActiveChild,
543 SW_SHOWNORMAL );
544
545 clientInfo->hwndActiveChild = hWndChild;
546
547 /* check if we have any children left */
548 if( !hWndChild )
549 {
550 if( isActiveFrameWnd )
551 SetFocus( clientInfo->self );
552 return 0;
553 }
554
555 /* check menu item */
556 if( clientInfo->hWindowMenu )
557 CheckMenuItem( clientInfo->hWindowMenu,
558 wndPtr->wIDmenu, MF_CHECKED);
559
560 /* bring active child to the top */
561 SetWindowPos( hWndChild, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE);
562
563 if( isActiveFrameWnd )
564 {
565 SendMessage16( hWndChild, WM_NCACTIVATE, TRUE, 0L);
566 if( GetFocus() == clientInfo->self )
567 SendMessage16( clientInfo->self, WM_SETFOCUS,
568 (WPARAM)clientInfo->self, 0L );
569 else
570 SetFocus( clientInfo->self );
571 }
572
573 #ifdef WINELIB32
574 SendMessage32A( hWndChild, WM_MDIACTIVATE, (WPARAM)hWndChild,
575 (LPARAM)prevActiveWnd );
576 #else
577 SendMessage16( hWndChild, WM_MDIACTIVATE, TRUE,
578 MAKELONG(prevActiveWnd,hWndChild) );
579 #endif
580
581 return 1;
582 }
583
584 /**********************************************************************
585 * MDI_BuildWCL
586 *
587 * iTotal returns number of children available for tiling or cascading
588 */
589 MDIWCL* MDI_BuildWCL(WND* clientWnd, INT16* iTotal)
590 {
591 MDIWCL *listTop,*listNext;
592 WND *childWnd;
593
594 if (!(listTop = (MDIWCL*)malloc( sizeof(MDIWCL) ))) return NULL;
595
596 listTop->hChild = clientWnd->child ? clientWnd->child->hwndSelf : 0;
597 listTop->prev = NULL;
598 *iTotal = 1;
599
600 /* build linked list from top child to bottom */
601
602 childWnd = WIN_FindWndPtr( listTop->hChild );
603 while( childWnd && childWnd->next )
604 {
605 listNext = (MDIWCL*)xmalloc(sizeof(MDIWCL));
606
607 if( (childWnd->dwStyle & WS_DISABLED) ||
608 (childWnd->dwStyle & WS_MINIMIZE) ||
609 !(childWnd->dwStyle & WS_VISIBLE) )
610 {
611 listTop->hChild = 0;
612 (*iTotal)--;
613 }
614
615 listNext->hChild = childWnd->next->hwndSelf;
616 listNext->prev = listTop;
617 listTop = listNext;
618 (*iTotal)++;
619
620 childWnd = childWnd->next;
621 }
622
623 if( (childWnd->dwStyle & WS_DISABLED) ||
624 (childWnd->dwStyle & WS_MINIMIZE) ||
625 !(childWnd->dwStyle & WS_VISIBLE) )
626 {
627 listTop->hChild = 0;
628 (*iTotal)--;
629 }
630
631 return listTop;
632 }
633
634
635 /* -------------------- MDI client window functions ------------------- */
636
637 /**********************************************************************
638 * CreateMDIMenuBitmap
639 */
640 HBITMAP CreateMDIMenuBitmap(void)
641 {
642 HDC hDCSrc = CreateCompatibleDC(0);
643 HDC hDCDest = CreateCompatibleDC(hDCSrc);
644 HBITMAP hbClose = LoadBitmap(0, MAKEINTRESOURCE(OBM_CLOSE) );
645 HBITMAP hbCopy,hb_src,hb_dest;
646
647 hb_src = SelectObject(hDCSrc,hbClose);
648 hbCopy = CreateCompatibleBitmap(hDCSrc,SYSMETRICS_CXSIZE, SYSMETRICS_CYSIZE);
649 hb_dest = SelectObject(hDCDest,hbCopy);
650
651 BitBlt(hDCDest, 0, 0, SYSMETRICS_CXSIZE, SYSMETRICS_CYSIZE,
652 hDCSrc, SYSMETRICS_CXSIZE, 0, SRCCOPY);
653
654 SelectObject(hDCSrc,hb_src);
655 SelectObject(hDCDest,hb_dest);
656
657 DeleteObject(hbClose);
658
659 DeleteDC(hDCDest);
660 DeleteDC(hDCSrc);
661
662 return hbCopy;
663 }
664
665 /**********************************************************************
666 * MDICascade
667 */
668 LONG MDICascade(WND* clientWnd, MDICLIENTINFO *ci)
669 {
670 MDIWCL *listTop,*listPrev;
671 INT16 delta = 0,iToPosition = 0, n = 0;
672 POINT16 pos[2];
673
674 if (ci->hwndChildMaximized)
675 ShowWindow( ci->hwndChildMaximized, SW_NORMAL);
676
677 if (ci->nActiveChildren == 0) return 0;
678
679 if (!(listTop = MDI_BuildWCL(clientWnd,&iToPosition))) return 0;
680
681 if( iToPosition < ci->nActiveChildren )
682 delta = 2 * SYSMETRICS_CYICONSPACING + SYSMETRICS_CYICON;
683
684 /* walk list and move windows */
685 while ( listTop )
686 {
687 dprintf_mdi(stddeb, "MDICascade: move %04x to (%d,%d) size [%d,%d]\n",
688 listTop->hChild, pos[0].x, pos[0].y, pos[1].x, pos[1].y);
689
690 if( listTop->hChild )
691 {
692 MDI_CalcDefaultChildPos(clientWnd, n++, pos, delta);
693 SetWindowPos(listTop->hChild, 0, pos[0].x, pos[0].y, pos[1].x, pos[1].y,
694 SWP_DRAWFRAME | SWP_NOACTIVATE | SWP_NOZORDER);
695 }
696
697 listPrev = listTop->prev;
698 free(listTop);
699 listTop = listPrev;
700 }
701
702 if( iToPosition < ci->nActiveChildren )
703 ArrangeIconicWindows( clientWnd->hwndSelf );
704
705 return 0;
706 }
707
708 /**********************************************************************
709 * MDITile
710 *
711 */
712 LONG MDITile(WND* wndClient, MDICLIENTINFO *ci,WORD wParam)
713 {
714 MDIWCL *listTop,*listPrev;
715 RECT16 rect;
716 int xsize, ysize;
717 int x, y;
718 int rows, columns;
719 int r, c;
720 int i;
721 INT16 iToPosition = 0;
722
723 if (ci->hwndChildMaximized)
724 ShowWindow(ci->hwndChildMaximized, SW_NORMAL);
725
726 if (ci->nActiveChildren == 0) return 0;
727
728 listTop = MDI_BuildWCL(wndClient, &iToPosition);
729
730 dprintf_mdi(stddeb,"MDITile: %i windows to tile\n",iToPosition);
731
732 if( !listTop ) return 0;
733
734 /* tile children */
735 if ( iToPosition )
736 {
737 rect = wndClient->rectClient;
738 rows = (int) sqrt((double) iToPosition);
739 columns = iToPosition / rows;
740
741 if (wParam == MDITILE_HORIZONTAL) /* version >= 3.1 */
742 {
743 i=rows;
744 rows=columns; /* exchange r and c */
745 columns=i;
746 }
747
748 /* hack */
749 if( iToPosition != ci->nActiveChildren)
750 {
751 y = rect.bottom - 2 * SYSMETRICS_CYICONSPACING - SYSMETRICS_CYICON;
752 rect.bottom = ( y - SYSMETRICS_CYICON < rect.top )? rect.bottom: y;
753 }
754
755 ysize = rect.bottom / rows;
756 xsize = rect.right / columns;
757
758 x = 0;
759 i = 0;
760
761 for (c = 1; c <= columns; c++)
762 {
763 if (c == columns)
764 {
765 rows = iToPosition - i;
766 ysize = rect.bottom / rows;
767 }
768
769 y = 0;
770 for (r = 1; r <= rows; r++, i++)
771 {
772 /* shouldn't happen but... */
773 if( !listTop )
774 break;
775
776 if( listTop->hChild )
777 {
778 SetWindowPos(listTop->hChild, 0, x, y, xsize, ysize,
779 SWP_DRAWFRAME | SWP_NOACTIVATE | SWP_NOZORDER);
780 y += ysize;
781 }
782 listPrev = listTop->prev;
783 free(listTop);
784 listTop = listPrev;
785 }
786 x += xsize;
787 }
788 }
789
790 /* free the rest if any */
791 while( listTop )
792 {
793 listPrev = listTop->prev;
794 free(listTop);
795 listTop = listPrev;
796 }
797
798 if (iToPosition < ci->nActiveChildren )
799 ArrangeIconicWindows( wndClient->hwndSelf );
800
801 return 0;
802 }
803
804 /* ----------------------- Frame window ---------------------------- */
805
806
807 /**********************************************************************
808 * MDI_AugmentFrameMenu
809 */
810 BOOL MDI_AugmentFrameMenu(MDICLIENTINFO* ci, WND *frame, HWND hChild)
811 {
812 WND* child = WIN_FindWndPtr(hChild);
813 HGLOBAL handle;
814 HMENU hSysPopup = 0;
815
816 dprintf_mdi(stddeb,"MDI_AugmentFrameMenu: frame %p,child %04x\n",frame,hChild);
817
818 if( !frame->wIDmenu || !child->hSysMenu ) return 0;
819
820 /* create a copy of sysmenu popup and insert it into frame menu bar */
821
822 if (!(handle = SYSRES_LoadResource( SYSRES_MENU_SYSMENU ))) return 0;
823 hSysPopup = LoadMenuIndirect16( GlobalLock16( handle ) );
824 SYSRES_FreeResource( handle );
825
826 dprintf_mdi(stddeb,"\t\tgot popup %04x\n in sysmenu %04x",hSysPopup,child->hSysMenu);
827
828 if( !InsertMenu32A(frame->wIDmenu,0,MF_BYPOSITION | MF_BITMAP | MF_POPUP,
829 hSysPopup, (LPSTR)(DWORD)hBmpClose ))
830 { DestroyMenu(hSysPopup); return 0; }
831
832 if( !AppendMenu32A(frame->wIDmenu,MF_HELP | MF_BITMAP,
833 SC_RESTORE, (LPSTR)(DWORD)hBmpRestore ))
834 {
835 RemoveMenu(frame->wIDmenu,0,MF_BYPOSITION);
836 return 0;
837 }
838
839 EnableMenuItem(hSysPopup, SC_SIZE, MF_BYCOMMAND | MF_GRAYED);
840 EnableMenuItem(hSysPopup, SC_MOVE, MF_BYCOMMAND | MF_GRAYED);
841 EnableMenuItem(hSysPopup, SC_MAXIMIZE, MF_BYCOMMAND | MF_GRAYED);
842
843 child->dwStyle &= ~WS_SYSMENU;
844
845 /* redraw menu */
846 DrawMenuBar(frame->hwndSelf);
847
848 return 1;
849 }
850
851 /**********************************************************************
852 * MDI_RestoreFrameMenu
853 */
854 BOOL MDI_RestoreFrameMenu( WND *frameWnd, HWND hChild)
855 {
856 WND* child = WIN_FindWndPtr(hChild);
857 INT nItems = GetMenuItemCount(frameWnd->wIDmenu) - 1;
858
859 dprintf_mdi(stddeb,"MDI_RestoreFrameMenu: for child %04x\n",hChild);
860
861 if( GetMenuItemID(frameWnd->wIDmenu,nItems) != SC_RESTORE )
862 return 0;
863
864 child->dwStyle |= WS_SYSMENU;
865
866 RemoveMenu(frameWnd->wIDmenu,0,MF_BYPOSITION);
867 DeleteMenu(frameWnd->wIDmenu,nItems-1,MF_BYPOSITION);
868
869 DrawMenuBar(frameWnd->hwndSelf);
870
871 return 1;
872 }
873
874 /**********************************************************************
875 * MDI_UpdateFrameText
876 *
877 * used when child window is maximized/restored
878 *
879 * Note: lpTitle can be NULL
880 */
881 void MDI_UpdateFrameText(WND *frameWnd, HWND hClient, BOOL repaint, LPCSTR lpTitle)
882 {
883 char lpBuffer[MDI_MAXTITLELENGTH+1];
884 WND* clientWnd = WIN_FindWndPtr(hClient);
885
886 MDICLIENTINFO *ci = (MDICLIENTINFO *) clientWnd->wExtra;
887
888 dprintf_mdi(stddeb, "MDI: repaint %i, frameText %s\n", repaint, (lpTitle)?lpTitle:"NULL");
889
890 /* store new "default" title if lpTitle is not NULL */
891 if (lpTitle)
892 {
893 if (ci->frameTitle) HeapFree( SystemHeap, 0, ci->frameTitle );
894 ci->frameTitle = HEAP_strdupA( SystemHeap, 0, lpTitle );
895 }
896
897 if (ci->frameTitle)
898 {
899 WND* childWnd = WIN_FindWndPtr( ci->hwndChildMaximized );
900
901 if( childWnd && childWnd->text )
902 {
903 /* combine frame title and child title if possible */
904
905 LPCSTR lpBracket = " - [";
906 int i_frame_text_length = strlen(ci->frameTitle);
907 int i_child_text_length = strlen(childWnd->text);
908
909 lstrcpyn( lpBuffer, ci->frameTitle, MDI_MAXTITLELENGTH);
910
911 if( i_frame_text_length + 6 < MDI_MAXTITLELENGTH )
912 {
913 strcat( lpBuffer, lpBracket );
914
915 if( i_frame_text_length + i_child_text_length + 6 < MDI_MAXTITLELENGTH )
916 {
917 strcat( lpBuffer, childWnd->text );
918 strcat( lpBuffer, "]" );
919 }
920 else
921 {
922 lstrcpyn( lpBuffer + i_frame_text_length + 4,
923 childWnd->text,
924 MDI_MAXTITLELENGTH - i_frame_text_length - 5 );
925 strcat( lpBuffer, "]" );
926 }
927 }
928 }
929 else
930 {
931 strncpy(lpBuffer, ci->frameTitle, MDI_MAXTITLELENGTH );
932 lpBuffer[MDI_MAXTITLELENGTH]='\0';
933 }
934 }
935 else
936 lpBuffer[0] = '\0';
937
938 DEFWND_SetText( frameWnd, lpBuffer );
939 if( repaint == MDI_REPAINTFRAME)
940 SetWindowPos(frameWnd->hwndSelf, 0,0,0,0,0, SWP_FRAMECHANGED |
941 SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER );
942 }
943
944
945 /* ----------------------------- Interface ---------------------------- */
946
947
948 /**********************************************************************
949 * MDIClientWndProc
950 *
951 * This function is the handler for all MDI requests.
952 */
953 LRESULT MDIClientWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
954 {
955 LPCREATESTRUCT16 cs;
956 LPCLIENTCREATESTRUCT ccs;
957 MDICLIENTINFO *ci;
958 RECT16 rect;
959 WND *w = WIN_FindWndPtr(hwnd);
960 WND *frameWnd = w->parent;
961
962 ci = (MDICLIENTINFO *) w->wExtra;
963
964 switch (message)
965 {
966 case WM_CREATE:
967 cs = (LPCREATESTRUCT16) PTR_SEG_TO_LIN(lParam);
968 ccs = (LPCLIENTCREATESTRUCT) PTR_SEG_TO_LIN(cs->lpCreateParams);
969
970 ci->hWindowMenu = ccs->hWindowMenu;
971 ci->idFirstChild = ccs->idFirstChild;
972 ci->hwndChildMaximized = 0;
973 ci->nActiveChildren = 0;
974 ci->nTotalCreated = 0;
975 ci->frameTitle = NULL;
976 ci->sbNeedUpdate = 0;
977 ci->self = hwnd;
978 w->dwStyle |= WS_CLIPCHILDREN;
979
980 if (!hBmpClose)
981 {
982 hBmpClose = CreateMDIMenuBitmap();
983 hBmpRestore = LoadBitmap( 0, MAKEINTRESOURCE(OBM_RESTORE) );
984 }
985 MDI_UpdateFrameText(frameWnd, hwnd, MDI_NOFRAMEREPAINT,frameWnd->text);
986
987 AppendMenu32A( ccs->hWindowMenu, MF_SEPARATOR, 0, NULL );
988
989 GetClientRect16(frameWnd->hwndSelf, &rect);
990 NC_HandleNCCalcSize( w, &rect );
991 w->rectClient = rect;
992
993 dprintf_mdi(stddeb,"MDI: Client created - hwnd = %04x, idFirst = %u\n",hwnd,ci->idFirstChild);
994
995 return 0;
996
997 case WM_DESTROY:
998 if( ci->hwndChildMaximized ) MDI_RestoreFrameMenu(w, frameWnd->hwndSelf);
999 ci->idFirstChild = GetMenuItemCount(ci->hWindowMenu) - 1;
1000 ci->nActiveChildren++; /* to delete a separator */
1001
1002 while( ci->nActiveChildren-- )
1003 DeleteMenu(ci->hWindowMenu,MF_BYPOSITION,ci->idFirstChild--);
1004
1005 return 0;
1006
1007 case WM_MDIACTIVATE:
1008 if( ci->hwndActiveChild != (HWND)wParam )
1009 SetWindowPos((HWND)wParam, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE );
1010 return 0;
1011
1012 case WM_MDICASCADE:
1013 return MDICascade(w, ci);
1014
1015 case WM_MDICREATE:
1016 return (LONG)MDICreateChild(w, ci, hwnd, lParam );
1017
1018 case WM_MDIDESTROY:
1019 return (LONG)MDIDestroyChild(w, ci, hwnd, (HWND)wParam, TRUE);
1020
1021 case WM_MDIGETACTIVE:
1022 return ((LONG) ci->hwndActiveChild |
1023 ((LONG) (ci->hwndChildMaximized>0) << 16));
1024
1025 case WM_MDIICONARRANGE:
1026 ci->sbNeedUpdate = TRUE;
1027 MDIIconArrange(hwnd);
1028 ci->sbRecalc = SB_BOTH+1;
1029 SendMessage16(hwnd,WM_MDICALCCHILDSCROLL,0,0L);
1030 return 0;
1031
1032 case WM_MDIMAXIMIZE:
1033 ShowWindow((HWND)wParam, SW_MAXIMIZE);
1034 return 0;
1035
1036 case WM_MDINEXT:
1037 MDI_SwitchActiveChild(hwnd, (HWND)wParam, (lParam)?1:0);
1038 break;
1039
1040 case WM_MDIRESTORE:
1041 ShowWindow( (HWND)wParam, SW_NORMAL);
1042 return 0;
1043
1044 case WM_MDISETMENU:
1045 #ifdef WINELIB32
1046 return (LRESULT)MDISetMenu(hwnd, FALSE, (HMENU)wParam, (HMENU)lParam);
1047 #else
1048 return (LRESULT)MDISetMenu(hwnd, wParam, LOWORD(lParam), HIWORD(lParam));
1049 #endif
1050
1051 case WM_MDITILE:
1052 ci->sbNeedUpdate = TRUE;
1053 ShowScrollBar(hwnd,SB_BOTH,FALSE);
1054 MDITile(w, ci,wParam);
1055 ci->sbNeedUpdate = FALSE;
1056 return 0;
1057
1058 case WM_VSCROLL:
1059 case WM_HSCROLL:
1060 ci->sbNeedUpdate = TRUE;
1061 ScrollChildren(hwnd,message,wParam,lParam);
1062 ci->sbNeedUpdate = FALSE;
1063 return 0;
1064
1065 case WM_SETFOCUS:
1066 if( ci->hwndActiveChild )
1067 {
1068 w = WIN_FindWndPtr( ci->hwndActiveChild );
1069 if( !(w->dwStyle & WS_MINIMIZE) )
1070 SetFocus( ci->hwndActiveChild );
1071 }
1072 return 0;
1073
1074 case WM_NCACTIVATE:
1075 if( ci->hwndActiveChild )
1076 SendMessage16(ci->hwndActiveChild, message, wParam, lParam);
1077 break;
1078
1079 case WM_PARENTNOTIFY:
1080 if( wParam == WM_LBUTTONDOWN )
1081 {
1082 POINT16 pt = MAKEPOINT16(lParam);
1083 HWND child = ChildWindowFromPoint16(hwnd, pt);
1084
1085 dprintf_mdi(stddeb,"MDIClient: notification from %04x (%i,%i)\n",child,pt.x,pt.y);
1086
1087 if( child && child != hwnd )
1088 {
1089 WND* wnd = WIN_FindWndPtr( child );
1090
1091 /* if we got owned popup */
1092 if( wnd->owner ) child = wnd->owner->hwndSelf;
1093
1094 if( child != ci->hwndActiveChild )
1095 SetWindowPos(child, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE );
1096 }
1097 }
1098 return 0;
1099
1100 case WM_SIZE:
1101 if( ci->hwndChildMaximized )
1102 {
1103 WND* child = WIN_FindWndPtr(ci->hwndChildMaximized);
1104 RECT16 rect = { 0, 0, LOWORD(lParam), HIWORD(lParam) };
1105
1106 AdjustWindowRectEx16(&rect, child->dwStyle, 0, child->dwExStyle);
1107 MoveWindow(ci->hwndChildMaximized, rect.left, rect.top,
1108 rect.right - rect.left, rect.bottom - rect.top, 1);
1109 }
1110 else
1111 MDI_PostUpdate(hwnd, ci, SB_BOTH+1);
1112
1113 break;
1114
1115 case WM_MDICALCCHILDSCROLL:
1116 if( ci->sbNeedUpdate )
1117 if( ci->sbRecalc )
1118 {
1119 CalcChildScroll(hwnd, ci->sbRecalc-1);
1120 ci->sbRecalc = ci->sbNeedUpdate = 0;
1121 }
1122 return 0;
1123 }
1124
1125 return DefWindowProc16(hwnd, message, wParam, lParam);
1126 }
1127
1128
1129 /***********************************************************************
1130 * DefFrameProc16 (USER.445)
1131 */
1132 LRESULT DefFrameProc16( HWND16 hwnd, HWND16 hwndMDIClient, UINT16 message,
1133 WPARAM16 wParam, LPARAM lParam )
1134 {
1135 HWND childHwnd;
1136 MDICLIENTINFO* ci;
1137 WND* wndPtr;
1138
1139 if (hwndMDIClient)
1140 {
1141 switch (message)
1142 {
1143 case WM_COMMAND:
1144 wndPtr = WIN_FindWndPtr(hwndMDIClient);
1145 ci = (MDICLIENTINFO*)wndPtr->wExtra;
1146
1147 /* check for possible syscommands for maximized MDI child */
1148
1149 if( wParam < ci->idFirstChild ||
1150 wParam >= ci->idFirstChild + ci->nActiveChildren )
1151 {
1152 if( (wParam - 0xF000) & 0xF00F ) break;
1153 switch( wParam )
1154 {
1155 case SC_SIZE:
1156 case SC_MOVE:
1157 case SC_MINIMIZE:
1158 case SC_MAXIMIZE:
1159 case SC_NEXTWINDOW:
1160 case SC_PREVWINDOW:
1161 case SC_CLOSE:
1162 case SC_RESTORE:
1163 if( ci->hwndChildMaximized )
1164 return SendMessage16( ci->hwndChildMaximized, WM_SYSCOMMAND,
1165 wParam, lParam);
1166 }
1167 }
1168 else
1169 {
1170 childHwnd = MDI_GetChildByID( WIN_FindWndPtr(hwndMDIClient),
1171 wParam );
1172 if( childHwnd )
1173 SendMessage16(hwndMDIClient, WM_MDIACTIVATE, (WPARAM)childHwnd , 0L);
1174 }
1175 break;
1176
1177 case WM_NCACTIVATE:
1178 SendMessage16(hwndMDIClient, message, wParam, lParam);
1179 break;
1180
1181 case WM_SETTEXT:
1182 MDI_UpdateFrameText(WIN_FindWndPtr(hwnd), hwndMDIClient,
1183 MDI_REPAINTFRAME,
1184 (LPCSTR)PTR_SEG_TO_LIN(lParam));
1185 return 0;
1186
1187 case WM_SETFOCUS:
1188 SetFocus(hwndMDIClient);
1189 break;
1190
1191 case WM_SIZE:
1192 MoveWindow(hwndMDIClient, 0, 0,
1193 LOWORD(lParam), HIWORD(lParam), TRUE);
1194 break;
1195 }
1196 }
1197
1198 return DefWindowProc16(hwnd, message, wParam, lParam);
1199 }
1200
1201
1202 /***********************************************************************
1203 * DefFrameProc32A (USER32.121)
1204 */
1205 LRESULT DefFrameProc32A( HWND32 hwnd, HWND32 hwndMDIClient, UINT32 message,
1206 WPARAM32 wParam, LPARAM lParam )
1207 {
1208 if (hwndMDIClient)
1209 {
1210 switch (message)
1211 {
1212 case WM_COMMAND:
1213 return DefFrameProc16( hwnd, hwndMDIClient, message,
1214 (WPARAM16)wParam,
1215 MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ) );
1216
1217 case WM_NCACTIVATE:
1218 SendMessage32A(hwndMDIClient, message, wParam, lParam);
1219 break;
1220
1221 case WM_SETTEXT:
1222 return DefFrameProc16( hwnd, hwndMDIClient, message,
1223 wParam, (LPARAM)PTR_SEG_TO_LIN(lParam) );
1224
1225 case WM_SETFOCUS:
1226 case WM_SIZE:
1227 return DefFrameProc16( hwnd, hwndMDIClient, message,
1228 wParam, lParam );
1229 }
1230 }
1231
1232 return DefWindowProc32A(hwnd, message, wParam, lParam);
1233 }
1234
1235
1236 /***********************************************************************
1237 * DefFrameProc32W (USER32.122)
1238 */
1239 LRESULT DefFrameProc32W( HWND32 hwnd, HWND32 hwndMDIClient, UINT32 message,
1240 WPARAM32 wParam, LPARAM lParam )
1241 {
1242 if (hwndMDIClient)
1243 {
1244 switch (message)
1245 {
1246 case WM_COMMAND:
1247 return DefFrameProc16( hwnd, hwndMDIClient, message,
1248 (WPARAM16)wParam,
1249 MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ) );
1250
1251 case WM_NCACTIVATE:
1252 SendMessage32W(hwndMDIClient, message, wParam, lParam);
1253 break;
1254
1255 case WM_SETTEXT:
1256 /* FIXME: Unicode */
1257 return DefFrameProc32A( hwnd, hwndMDIClient, message,
1258 wParam, lParam );
1259
1260 case WM_SETFOCUS:
1261 case WM_SIZE:
1262 return DefFrameProc32A( hwnd, hwndMDIClient, message,
1263 wParam, lParam );
1264 }
1265 }
1266
1267 return DefWindowProc32W( hwnd, message, wParam, lParam );
1268 }
1269
1270
1271 /***********************************************************************
1272 * DefMDIChildProc16 (USER.447)
1273 */
1274 LRESULT DefMDIChildProc16( HWND16 hwnd, UINT16 message,
1275 WPARAM16 wParam, LPARAM lParam )
1276 {
1277 MDICLIENTINFO *ci;
1278 WND *clientWnd;
1279
1280 clientWnd = WIN_FindWndPtr(GetParent(hwnd));
1281 ci = (MDICLIENTINFO *) clientWnd->wExtra;
1282
1283 switch (message)
1284 {
1285 case WM_SETTEXT:
1286 DefWindowProc16(hwnd, message, wParam, lParam);
1287 MDI_MenuModifyItem(clientWnd,hwnd);
1288 if( ci->hwndChildMaximized == hwnd )
1289 MDI_UpdateFrameText( clientWnd->parent, ci->self,
1290 MDI_REPAINTFRAME, NULL );
1291 return 0;
1292
1293 case WM_CLOSE:
1294 SendMessage16(ci->self,WM_MDIDESTROY,(WPARAM)hwnd,0L);
1295 return 0;
1296
1297 case WM_SETFOCUS:
1298 if( ci->hwndActiveChild != hwnd )
1299 MDI_ChildActivate(clientWnd, hwnd);
1300 break;
1301
1302 case WM_CHILDACTIVATE:
1303 MDI_ChildActivate(clientWnd, hwnd);
1304 return 0;
1305
1306 case WM_NCPAINT:
1307 dprintf_mdi(stddeb,"DefMDIChildProc: WM_NCPAINT for %04x, active %04x\n",
1308 hwnd, ci->hwndActiveChild );
1309 break;
1310
1311 case WM_SYSCOMMAND:
1312 switch( wParam )
1313 {
1314 case SC_MOVE:
1315 if( ci->hwndChildMaximized == hwnd) return 0;
1316 break;
1317 case SC_MAXIMIZE:
1318 if( ci->hwndChildMaximized == hwnd)
1319 return SendMessage16( clientWnd->parent->hwndSelf,
1320 message, wParam, lParam);
1321 break;
1322 case SC_NEXTWINDOW:
1323 SendMessage16( ci->self, WM_MDINEXT, 0, 0);
1324 return 0;
1325 case SC_PREVWINDOW:
1326 SendMessage16( ci->self, WM_MDINEXT, 0, 1);
1327 return 0;
1328 }
1329 break;
1330
1331 case WM_GETMINMAXINFO:
1332 MDI_ChildGetMinMaxInfo(clientWnd, hwnd, (MINMAXINFO16*) PTR_SEG_TO_LIN(lParam));
1333 return 0;
1334
1335 case WM_SETVISIBLE:
1336 if( ci->hwndChildMaximized)
1337 ci->sbNeedUpdate = 0;
1338 else
1339 MDI_PostUpdate(clientWnd->hwndSelf, ci, SB_BOTH+1);
1340 break;
1341
1342 case WM_SIZE:
1343 /* do not change */
1344
1345 if( ci->hwndActiveChild == hwnd && wParam != SIZE_MAXIMIZED )
1346 {
1347 ci->hwndChildMaximized = 0;
1348
1349 MDI_RestoreFrameMenu( clientWnd->parent, hwnd);
1350 MDI_UpdateFrameText( clientWnd->parent, ci->self,
1351 MDI_REPAINTFRAME, NULL );
1352 }
1353
1354 if( wParam == SIZE_MAXIMIZED )
1355 {
1356 HWND hMaxChild = ci->hwndChildMaximized;
1357
1358 if( hMaxChild == hwnd ) break;
1359
1360 if( hMaxChild)
1361 {
1362 SendMessage16( hMaxChild, WM_SETREDRAW, FALSE, 0L );
1363
1364 MDI_RestoreFrameMenu( clientWnd->parent, hMaxChild);
1365 ShowWindow( hMaxChild, SW_SHOWNOACTIVATE);
1366
1367 SendMessage16( hMaxChild, WM_SETREDRAW, TRUE, 0L );
1368 }
1369
1370 ci->hwndChildMaximized = hwnd; /* !!! */
1371
1372 MDI_AugmentFrameMenu( ci, clientWnd->parent, hwnd);
1373 MDI_UpdateFrameText( clientWnd->parent, ci->self,
1374 MDI_REPAINTFRAME, NULL );
1375 }
1376
1377 if( wParam == SIZE_MINIMIZED )
1378 {
1379 HWND switchTo = MDI_GetWindow(clientWnd, hwnd, 0);
1380
1381 if( switchTo )
1382 SendMessage16( switchTo, WM_CHILDACTIVATE, 0, 0L);
1383 }
1384
1385 MDI_PostUpdate(clientWnd->hwndSelf, ci, SB_BOTH+1);
1386 break;
1387
1388 case WM_MENUCHAR:
1389
1390 /* MDI children don't have menus */
1391 PostMessage( clientWnd->parent->hwndSelf, WM_SYSCOMMAND,
1392 (WPARAM)SC_KEYMENU, (LPARAM)wParam);
1393 return 0x00010000L;
1394
1395 case WM_NEXTMENU:
1396 /* set current menu to child system menu */
1397
1398 break;
1399 }
1400
1401 return DefWindowProc16(hwnd, message, wParam, lParam);
1402 }
1403
1404
1405 /***********************************************************************
1406 * DefMDIChildProc32A (USER32.123)
1407 */
1408 LRESULT DefMDIChildProc32A( HWND32 hwnd, UINT32 message,
1409 WPARAM32 wParam, LPARAM lParam )
1410 {
1411 MDICLIENTINFO *ci;
1412 WND *clientWnd;
1413
1414 clientWnd = WIN_FindWndPtr(GetParent(hwnd));
1415 ci = (MDICLIENTINFO *) clientWnd->wExtra;
1416
1417 switch (message)
1418 {
1419 case WM_SETTEXT:
1420 DefWindowProc32A(hwnd, message, wParam, lParam);
1421 MDI_MenuModifyItem(clientWnd,hwnd);
1422 if( ci->hwndChildMaximized == hwnd )
1423 MDI_UpdateFrameText( clientWnd->parent, ci->self,
1424 MDI_REPAINTFRAME, NULL );
1425 return 0;
1426
1427 case WM_GETMINMAXINFO:
1428 {
1429 MINMAXINFO16 mmi;
1430 STRUCT32_MINMAXINFO32to16( (MINMAXINFO32 *)lParam, &mmi );
1431 MDI_ChildGetMinMaxInfo( clientWnd, hwnd, &mmi );
1432 STRUCT32_MINMAXINFO16to32( &mmi, (MINMAXINFO32 *)lParam );
1433 }
1434 return 0;
1435
1436 case WM_MENUCHAR:
1437
1438 /* MDI children don't have menus */
1439 PostMessage( clientWnd->parent->hwndSelf, WM_SYSCOMMAND,
1440 (WPARAM)SC_KEYMENU, (LPARAM)LOWORD(wParam) );
1441 return 0x00010000L;
1442
1443 case WM_CLOSE:
1444 case WM_SETFOCUS:
1445 case WM_CHILDACTIVATE:
1446 case WM_NCPAINT:
1447 case WM_SYSCOMMAND:
1448 case WM_SETVISIBLE:
1449 case WM_SIZE:
1450 case WM_NEXTMENU:
1451 return DefMDIChildProc16( hwnd, message, (WPARAM16)wParam, lParam );
1452 }
1453 return DefWindowProc32A(hwnd, message, wParam, lParam);
1454 }
1455
1456
1457 /***********************************************************************
1458 * DefMDIChildProc32W (USER32.124)
1459 */
1460 LRESULT DefMDIChildProc32W( HWND32 hwnd, UINT32 message,
1461 WPARAM32 wParam, LPARAM lParam )
1462 {
1463 MDICLIENTINFO *ci;
1464 WND *clientWnd;
1465
1466 clientWnd = WIN_FindWndPtr(GetParent(hwnd));
1467 ci = (MDICLIENTINFO *) clientWnd->wExtra;
1468
1469 switch (message)
1470 {
1471 case WM_SETTEXT:
1472 DefWindowProc32W(hwnd, message, wParam, lParam);
1473 MDI_MenuModifyItem(clientWnd,hwnd);
1474 if( ci->hwndChildMaximized == hwnd )
1475 MDI_UpdateFrameText( clientWnd->parent, ci->self,
1476 MDI_REPAINTFRAME, NULL );
1477 return 0;
1478
1479 case WM_GETMINMAXINFO:
1480 case WM_MENUCHAR:
1481 case WM_CLOSE:
1482 case WM_SETFOCUS:
1483 case WM_CHILDACTIVATE:
1484 case WM_NCPAINT:
1485 case WM_SYSCOMMAND:
1486 case WM_SETVISIBLE:
1487 case WM_SIZE:
1488 case WM_NEXTMENU:
1489 return DefMDIChildProc32A( hwnd, message, (WPARAM16)wParam, lParam );
1490 }
1491 return DefWindowProc32W(hwnd, message, wParam, lParam);
1492 }
1493
1494
1495 /**********************************************************************
1496 * TranslateMDISysAccel (USER.451)
1497 *
1498 */
1499 BOOL TranslateMDISysAccel(HWND hwndClient, LPMSG msg)
1500 {
1501 WND* clientWnd = WIN_FindWndPtr( hwndClient);
1502 WND* wnd;
1503 MDICLIENTINFO *ci = NULL;
1504 WPARAM wParam = 0;
1505
1506 if( (msg->message != WM_KEYDOWN && msg->message != WM_SYSKEYDOWN) || !clientWnd )
1507 return 0;
1508
1509 ci = (MDICLIENTINFO*) clientWnd->wExtra;
1510 wnd = WIN_FindWndPtr(ci->hwndActiveChild);
1511
1512 if( !wnd ) return 0;
1513
1514 if( wnd->dwStyle & WS_DISABLED ) return 0;
1515
1516 if ((GetKeyState(VK_CONTROL) & 0x8000) && !(GetKeyState(VK_MENU) & 0x8000))
1517 switch( msg->wParam )
1518 {
1519 case VK_F6:
1520 case VK_SEPARATOR:
1521 wParam = ( GetKeyState(VK_SHIFT) & 0x8000 )? SC_NEXTWINDOW: SC_PREVWINDOW;
1522 break;
1523 case VK_RBUTTON:
1524 wParam = SC_CLOSE;
1525 break;
1526 default:
1527 return 0;
1528 }
1529 else
1530 return 0;
1531
1532 dprintf_mdi(stddeb,"TranslateMDISysAccel: wParam = %04x\n", wParam);
1533
1534 SendMessage16(ci->hwndActiveChild,WM_SYSCOMMAND, wParam, (LPARAM)msg->wParam);
1535 return 1;
1536 }
1537
1538
1539 /***********************************************************************
1540 * CalcChildScroll (USER.462)
1541 */
1542 void CalcChildScroll( HWND hwnd, WORD scroll )
1543 {
1544 RECT16 childRect, clientRect;
1545 INT vmin, vmax, hmin, hmax, vpos, hpos;
1546 BOOL noscroll = FALSE;
1547 WND *pWnd, *Wnd;
1548
1549 if (!(Wnd = pWnd = WIN_FindWndPtr( hwnd ))) return;
1550 GetClientRect16( hwnd, &clientRect );
1551 SetRectEmpty16( &childRect );
1552
1553 for ( pWnd = pWnd->child; pWnd; pWnd = pWnd->next )
1554 {
1555 UnionRect16( &childRect, &pWnd->rectWindow, &childRect );
1556 if( pWnd->dwStyle & WS_MAXIMIZE )
1557 noscroll = TRUE;
1558 }
1559 UnionRect16( &childRect, &clientRect, &childRect );
1560
1561 /* jump through the hoops to prevent excessive flashing
1562 */
1563
1564 hmin = childRect.left; hmax = childRect.right - clientRect.right;
1565 hpos = clientRect.left - childRect.left;
1566 vmin = childRect.top; vmax = childRect.bottom - clientRect.bottom;
1567 vpos = clientRect.top - childRect.top;
1568
1569 if( noscroll )
1570 ShowScrollBar(hwnd, SB_BOTH, FALSE);
1571 else
1572 switch( scroll )
1573 {
1574 case SB_HORZ:
1575 vpos = hpos; vmin = hmin; vmax = hmax;
1576 case SB_VERT:
1577 SetScrollPos(hwnd, scroll, vpos, FALSE);
1578 SetScrollRange(hwnd, scroll, vmin, vmax, TRUE);
1579 break;
1580 case SB_BOTH:
1581 SCROLL_SetNCSbState( Wnd, vmin, vmax, vpos,
1582 hmin, hmax, hpos);
1583 SetWindowPos(hwnd, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE
1584 | SWP_NOACTIVATE | SWP_NOZORDER | SWP_FRAMECHANGED );
1585 }
1586 }
1587
1588 /***********************************************************************
1589 * ScrollChildren (USER.463)
1590 */
1591 void ScrollChildren(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1592 {
1593 WND *wndPtr = WIN_FindWndPtr(hWnd);
1594 short newPos=-1;
1595 short curPos;
1596 short length;
1597 INT16 minPos;
1598 INT16 maxPos;
1599 short shift;
1600
1601 if( !wndPtr ) return;
1602
1603 if( uMsg == WM_HSCROLL )
1604 {
1605 GetScrollRange(hWnd,SB_HORZ,&minPos,&maxPos);
1606 curPos = GetScrollPos(hWnd,SB_HORZ);
1607 length = (wndPtr->rectClient.right - wndPtr->rectClient.left)/2;
1608 shift = SYSMETRICS_CYHSCROLL;
1609 }
1610 else if( uMsg == WM_VSCROLL )
1611 {
1612 GetScrollRange(hWnd,SB_VERT,&minPos,&maxPos);
1613 curPos = GetScrollPos(hWnd,SB_VERT);
1614 length = (wndPtr->rectClient.bottom - wndPtr->rectClient.top)/2;
1615 shift = SYSMETRICS_CXVSCROLL;
1616 }
1617 else return;
1618
1619 switch( wParam )
1620 {
1621 case SB_LINEUP:
1622 newPos = curPos - shift;
1623 break;
1624 case SB_LINEDOWN:
1625 newPos = curPos + shift;
1626 break;
1627 case SB_PAGEUP:
1628 newPos = curPos - length;
1629 break;
1630 case SB_PAGEDOWN:
1631 newPos = curPos + length;
1632 break;
1633
1634 case SB_THUMBPOSITION:
1635 newPos = LOWORD(lParam);
1636 break;
1637
1638 case SB_THUMBTRACK:
1639 return;
1640
1641 case SB_TOP:
1642 newPos = minPos;
1643 break;
1644 case SB_BOTTOM:
1645 newPos = maxPos;
1646 break;
1647 case SB_ENDSCROLL:
1648 CalcChildScroll(hWnd,(uMsg == WM_VSCROLL)?SB_VERT:SB_HORZ);
1649 return;
1650 }
1651
1652 if( newPos > maxPos )
1653 newPos = maxPos;
1654 else if( newPos < minPos )
1655 newPos = minPos;
1656
1657 SetScrollPos(hWnd, (uMsg == WM_VSCROLL)?SB_VERT:SB_HORZ , newPos, TRUE);
1658
1659 if( uMsg == WM_VSCROLL )
1660 ScrollWindow(hWnd ,0 ,curPos - newPos, NULL, NULL);
1661 else
1662 ScrollWindow(hWnd ,curPos - newPos, 0, NULL, NULL);
1663 }
1664
Windows API implementation