source: trunk/src/user32/win32dlg.cpp@ 1333

Last change on this file since 1333 was 1333, checked in by cbratschi, 26 years ago

added WINE scrollbars to frame, fixed pmframe, WM_ENTERIDLE

File size: 35.4 KB
Line 
1/* $Id: win32dlg.cpp,v 1.16 1999-10-17 12:17:44 cbratschi Exp $ */
2/*
3 * Win32 Dialog Code for OS/2
4 *
5 * Copyright 1999 Sander van Leeuwen (sandervl@xs4all.nl) (Wine port & OS/2 adaption)
6 *
7 * Based on Wine code (990815; windows\dialog.c)
8 *
9 * Copyright 1993, 1994, 1996 Alexandre Julliard
10 *
11 * Project Odin Software License can be found in LICENSE.TXT
12 *
13 */
14#include <os2win.h>
15#include <windowsx.h>
16#include <stdlib.h>
17#include <string.h>
18#include <misc.h>
19#include <win32dlg.h>
20#include "oslibmsg.h"
21#include "win32wdesktop.h"
22
23#define DEFAULT_DLGFONT "9.WarpSans"
24
25//******************************************************************************
26//******************************************************************************
27Win32Dialog::Win32Dialog(HINSTANCE hInst, LPCSTR dlgTemplate, HWND owner,
28 DLGPROC dlgProc, LPARAM param, BOOL isUnicode)
29 : Win32BaseWindow(OBJTYPE_DIALOG)
30{
31 RECT rect;
32 WORD style;
33 ATOM classAtom;
34
35 this->isUnicode = isUnicode;
36 hUserFont = 0;
37 hMenu = 0;
38 hwndFocus = 0;
39 Win32DlgProc = 0;
40 msgResult = 0;
41 userDlgData = 0;
42 idResult = 0;
43 dialogFlags = 0;
44 memset(&dlgInfo, 0, sizeof(dlgInfo));
45
46 dprintf(("********* CREATE DIALOG ************"));
47 if(fInitialized == FALSE) {
48 if(DIALOG_Init() == FALSE) {
49 dprintf(("DIALOG_Init FAILED!"));
50 DebugInt3();
51 SetLastError(ERROR_GEN_FAILURE);
52 return;
53 }
54 fInitialized = TRUE;
55 }
56 xUnit = xBaseUnit;
57 yUnit = yBaseUnit;
58
59 /* Parse dialog template */
60 dlgTemplate = parseTemplate(dlgTemplate, &dlgInfo);
61
62 /* Load menu */
63 if (dlgInfo.menuName)
64 {
65 hMenu = LoadMenuW( hInst, (LPCWSTR)dlgInfo.menuName );
66 }
67
68 /* Create custom font if needed */
69 if (dlgInfo.style & DS_SETFONT)
70 {
71 /* The font height must be negative as it is a point size */
72 /* (see CreateFont() documentation in the Windows SDK). */
73 hUserFont = CreateFontW(dlgInfo.pointSize*2, 0, 0, 0,
74 dlgInfo.weight, dlgInfo.italic, FALSE,
75 FALSE, DEFAULT_CHARSET, 0, 0, PROOF_QUALITY,
76 FF_DONTCARE, (LPCWSTR)dlgInfo.faceName );
77 if (hUserFont)
78 {
79 SIZE charSize;
80 getCharSize(hUserFont,&charSize);
81 xBaseUnit = charSize.cx;
82 yBaseUnit = charSize.cy;
83 }
84 }
85
86 /* Create dialog main window */
87 rect.left = rect.top = 0;
88 rect.right = dlgInfo.cx * xUnit / 4;
89 rect.bottom = dlgInfo.cy * yUnit / 8;
90 if (dlgInfo.style & DS_MODALFRAME)
91 dlgInfo.exStyle |= WS_EX_DLGMODALFRAME;
92
93 AdjustWindowRectEx( &rect, dlgInfo.style, hMenu ? TRUE : FALSE , dlgInfo.exStyle );
94 rect.right -= rect.left;
95 rect.bottom -= rect.top;
96
97 if ((INT16)dlgInfo.x == CW_USEDEFAULT16)
98 {
99 rect.left = rect.top = CW_USEDEFAULT;
100 }
101 else
102 {
103 if (dlgInfo.style & DS_CENTER)
104 {
105 rect.left = (GetSystemMetrics(SM_CXSCREEN) - rect.right) / 2;
106 rect.top = (GetSystemMetrics(SM_CYSCREEN) - rect.bottom) / 2;
107 }
108 else
109 {
110 rect.left += dlgInfo.x * xUnit / 4;
111 rect.top += dlgInfo.y * yUnit / 8;
112 }
113 if ( !(dlgInfo.style & WS_CHILD) )
114 {
115 INT dX, dY;
116
117 if( !(dlgInfo.style & DS_ABSALIGN) )
118 ClientToScreen(owner, (POINT *)&rect );
119
120 /* try to fit it into the desktop */
121
122 if( (dX = rect.left + rect.right + GetSystemMetrics(SM_CXDLGFRAME)
123 - GetSystemMetrics(SM_CXSCREEN)) > 0 ) rect.left -= dX;
124 if( (dY = rect.top + rect.bottom + GetSystemMetrics(SM_CYDLGFRAME)
125 - GetSystemMetrics(SM_CYSCREEN)) > 0 ) rect.top -= dY;
126 if( rect.left < 0 ) rect.left = 0;
127 if( rect.top < 0 ) rect.top = 0;
128 }
129 }
130
131 /* Create the dialog window */
132
133 /* Find the class atom */
134 if (!HIWORD(dlgInfo.className))
135 {
136 classAtom = (ATOM)LOWORD(dlgInfo.className);
137 }
138 else
139 if(!(classAtom = GlobalFindAtomW((LPWSTR)dlgInfo.className)))
140 {
141 SetLastError(ERROR_INVALID_PARAMETER);
142 return;
143 }
144 CREATESTRUCTA cs;
145 cs.lpCreateParams = NULL;
146 cs.hInstance = hInst;
147 cs.hMenu = hMenu;
148 cs.hwndParent = owner;
149 cs.x = rect.left;
150 cs.y = rect.top;
151 cs.cx = rect.right;
152 cs.cy = rect.bottom;
153 cs.style = dlgInfo.style & ~WS_VISIBLE;
154 if(!isUnicode) {
155 if(dlgInfo.caption) {
156 cs.lpszName = UnicodeToAsciiString((LPWSTR)dlgInfo.caption);
157 }
158 else cs.lpszName = 0;
159 if(HIWORD(cs.lpszClass)) {
160 cs.lpszClass = UnicodeToAsciiString((LPWSTR)dlgInfo.className);
161 }
162 else cs.lpszClass = dlgInfo.className;
163 }
164 else {
165 cs.lpszName = dlgInfo.caption;
166 cs.lpszClass = dlgInfo.className;
167 }
168 cs.dwExStyle = dlgInfo.exStyle;
169
170 fIsDialog = TRUE;
171 Win32DlgProc = dlgProc;
172
173 this->tmpParam = param;
174 this->tmpDlgTemplate = (LPSTR)dlgTemplate;
175
176 if (CreateWindowExA(&cs, classAtom) == FALSE)
177 {
178 if (hUserFont) DeleteObject( hUserFont );
179 if (hMenu) DestroyMenu( hMenu );
180 SetLastError(ERROR_OUTOFMEMORY); //TODO: Wrong error
181 return;
182 }
183 SetLastError(0);
184 return;
185}
186//******************************************************************************
187//******************************************************************************
188Win32Dialog::~Win32Dialog()
189{
190 if (hUserFont) DeleteObject( hUserFont );
191 if (hMenu) DestroyMenu( hMenu );
192}
193//******************************************************************************
194//******************************************************************************
195ULONG Win32Dialog::MsgCreate(HWND hwndFrame, HWND hwndClient)
196{
197 CREATESTRUCTA *cs = tmpcs; //pointer to CREATESTRUCT used in CreateWindowExA method
198 LPARAM param = tmpParam;
199 LPSTR dlgTemplate = tmpDlgTemplate;
200
201 Win32BaseWindow::MsgCreate(hwndFrame, hwndClient);
202
203 if(!isUnicode) {
204 if(cs->lpszName) FreeAsciiString((LPSTR)cs->lpszName);
205 if(HIWORD(cs->lpszClass)) {
206 FreeAsciiString((LPSTR)cs->lpszClass);
207 }
208 }
209
210//TODO:
211// wndPtr->helpContext = helpId;
212
213 if (hUserFont)
214 SendMessageA(WM_SETFONT, (WPARAM)hUserFont, 0 );
215
216 /* Create controls */
217 if (createControls(dlgTemplate, hInstance))
218 {
219 dprintf(("********* DIALOG CONTROLS CREATED ************"));
220 /* Send initialisation messages and set focus */
221 hwndFocus = GetNextDlgTabItem( getWindowHandle(), 0, FALSE );
222
223 if (SendMessageA(WM_INITDIALOG, (WPARAM)hwndFocus, param))
224 SetFocus(hwndFocus);
225
226 if (dlgInfo.style & WS_VISIBLE && !(getStyle() & WS_VISIBLE))
227 {
228 ShowWindow( SW_SHOWNORMAL ); /* SW_SHOW doesn't always work */
229 ::UpdateWindow( getWindowHandle() );
230 }
231 SetLastError(0);
232 dprintf(("********* DIALOG CREATED ************"));
233 return TRUE;
234 }
235 dprintf(("********* DIALOG CREATION FAILED! ************"));
236 return FALSE;
237}
238/***********************************************************************
239 * DIALOG_DoDialogBox
240 */
241INT Win32Dialog::doDialogBox()
242{
243 Win32BaseWindow *topOwner;
244 MSG msg;
245 INT retval;
246
247 /* Owner must be a top-level window */
248 if(getOwner() == NULL) {
249 topOwner = windowDesktop;
250 }
251 else topOwner = getOwner()->getTopParent();
252
253 if(topOwner == NULL) {
254 dprintf(("Dialog box has no top owner!!!"));
255 return -1;
256 }
257
258 if (!dialogFlags & DF_END) /* was EndDialog called in WM_INITDIALOG ? */
259 {
260 topOwner->EnableWindow( FALSE );
261 ShowWindow( SW_SHOW );
262
263 //CB: 100% CPU usage, need a better solution with OSLibWinGetMsg
264 // is WM_ENTERIDLE used and leaving away breaks an application?
265 // this style was useful for Win3.1 but today there are threads
266 // solution: send only few WM_ENTERIDLE messages
267
268#if 1
269 while (TRUE)
270 {
271 if (!OSLibWinPeekMsg(&msg,0,0,0,MSG_NOREMOVE))
272 {
273 if(!(getStyle() & DS_NOIDLEMSG))
274 topOwner->SendMessageA(WM_ENTERIDLE,MSGF_DIALOGBOX,getWindowHandle());
275 OSLibWinGetMsg(&msg,0,0,0);
276 } else OSLibWinPeekMsg(&msg,0,0,0,MSG_REMOVE);
277
278 if(msg.message == WM_QUIT)
279 {
280 dprintf(("Win32Dialog::doDialogBox: received WM_QUIT"));
281 break;
282 }
283 if (!IsDialogMessageA( getWindowHandle(), &msg))
284 {
285 TranslateMessage( &msg );
286 DispatchMessageA( &msg );
287 }
288 if (dialogFlags & DF_END) break;
289 }
290#else
291 while (TRUE) {
292// while (OSLibWinPeekMsg(&msg, getWindowHandle(), owner, MSGF_DIALOGBOX,
293// MSG_REMOVE, !(getStyle() & DS_NOIDLEMSG), NULL ))
294// if(OSLibWinPeekMsg(&msg, topOwner->getOS2FrameWindowHandle(), 0, 0, MSG_REMOVE))
295 if(OSLibWinPeekMsg(&msg, 0, 0, 0, MSG_REMOVE))
296 {
297 if(msg.message == WM_QUIT) {
298 dprintf(("Win32Dialog::doDialogBox: received WM_QUIT"));
299 break;
300 }
301 if (!IsDialogMessageA( getWindowHandle(), &msg))
302 {
303 TranslateMessage( &msg );
304 DispatchMessageA( &msg );
305 }
306 if (dialogFlags & DF_END) break;
307 }
308 else {
309 if(!(getStyle() & DS_NOIDLEMSG)) {
310 topOwner->SendMessageA(WM_ENTERIDLE, MSGF_DIALOGBOX, getWindowHandle());
311 }
312 }
313 }
314#endif
315 topOwner->EnableWindow( TRUE );
316 }
317 retval = idResult;
318 DestroyWindow();
319 return retval;
320}
321/***********************************************************************
322 * DIALOG_Init
323 *
324 * Initialisation of the dialog manager.
325 */
326BOOL Win32Dialog::DIALOG_Init(void)
327{
328 HDC hdc;
329 SIZE size;
330
331 /* Calculate the dialog base units */
332 if (!(hdc = CreateDCA( "DISPLAY", NULL, NULL, NULL ))) return FALSE;
333 if (!getCharSizeFromDC( hdc, 0, &size )) return FALSE;
334 DeleteDC( hdc );
335 xBaseUnit = size.cx;
336 yBaseUnit = size.cy;
337
338 return TRUE;
339}
340/***********************************************************************
341 * DIALOG_GetCharSizeFromDC
342 *
343 *
344 * Calculates the *true* average size of English characters in the
345 * specified font as oppposed to the one returned by GetTextMetrics.
346 */
347BOOL Win32Dialog::getCharSizeFromDC( HDC hDC, HFONT hUserFont, SIZE * pSize )
348{
349 BOOL Success = FALSE;
350 HFONT hUserFontPrev = 0;
351 pSize->cx = xBaseUnit;
352 pSize->cy = yBaseUnit;
353
354 if ( hDC )
355 {
356 /* select the font */
357 TEXTMETRICA tm;
358 memset(&tm,0,sizeof(tm));
359 if (hUserFont) hUserFontPrev = SelectFont(hDC,hUserFont);
360 if (GetTextMetricsA(hDC,&tm))
361 {
362 pSize->cx = tm.tmAveCharWidth;
363 pSize->cy = tm.tmHeight;
364
365 /* if variable width font */
366 if (tm.tmPitchAndFamily & TMPF_FIXED_PITCH)
367 {
368 SIZE total;
369 static const char szAvgChars[53] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
370
371 /* Calculate a true average as opposed to the one returned
372 * by tmAveCharWidth. This works better when dealing with
373 * proportional spaced fonts and (more important) that's
374 * how Microsoft's dialog creation code calculates the size
375 * of the font
376 */
377 if (GetTextExtentPointA(hDC,szAvgChars,sizeof(szAvgChars),&total))
378 {
379 /* round up */
380 pSize->cx = ((2*total.cx/sizeof(szAvgChars)) + 1)/2;
381 Success = TRUE;
382 }
383 }
384 else
385 {
386 Success = TRUE;
387 }
388 }
389
390 /* select the original font */
391 if (hUserFontPrev) SelectFont(hDC,hUserFontPrev);
392 }
393 return (Success);
394}
395/***********************************************************************
396 * DIALOG_GetCharSize
397 *
398 *
399 * Calculates the *true* average size of English characters in the
400 * specified font as oppposed to the one returned by GetTextMetrics.
401 * A convenient variant of DIALOG_GetCharSizeFromDC.
402 */
403BOOL Win32Dialog::getCharSize( HFONT hUserFont, SIZE * pSize )
404{
405 HDC hDC = GetDC(0);
406 BOOL Success = getCharSizeFromDC( hDC, hUserFont, pSize );
407 ReleaseDC(0, hDC);
408 return Success;
409}
410/***********************************************************************
411 * DIALOG_ParseTemplate32
412 *
413 * Fill a DLG_TEMPLATE structure from the dialog template, and return
414 * a pointer to the first control.
415 */
416LPCSTR Win32Dialog::parseTemplate( LPCSTR dlgtemplate, DLG_TEMPLATE * result )
417{
418 const WORD *p = (const WORD *)dlgtemplate;
419
420 result->style = GET_DWORD(p); p += 2;
421 if (result->style == 0xffff0001) /* DIALOGEX resource */
422 {
423 result->dialogEx = TRUE;
424 result->helpId = GET_DWORD(p); p += 2;
425 result->exStyle = GET_DWORD(p); p += 2;
426 result->style = GET_DWORD(p); p += 2;
427 }
428 else
429 {
430 result->dialogEx = FALSE;
431 result->helpId = 0;
432 result->exStyle = GET_DWORD(p); p += 2;
433 }
434 result->nbItems = GET_WORD(p); p++;
435 result->x = GET_WORD(p); p++;
436 result->y = GET_WORD(p); p++;
437 result->cx = GET_WORD(p); p++;
438 result->cy = GET_WORD(p); p++;
439
440 /* Get the menu name */
441
442 switch(GET_WORD(p))
443 {
444 case 0x0000:
445 result->menuName = NULL;
446 p++;
447 break;
448 case 0xffff:
449 result->menuName = (LPCSTR)(UINT)GET_WORD( p + 1 );
450 p += 2;
451 break;
452 default:
453 result->menuName = (LPCSTR)p;
454 p += lstrlenW( (LPCWSTR)p ) + 1;
455 break;
456 }
457
458 /* Get the class name */
459 switch(GET_WORD(p))
460 {
461 case 0x0000:
462 result->className = (LPCSTR)DIALOG_CLASS_NAMEW;
463 p++;
464 break;
465 case 0xffff:
466 result->className = (LPCSTR)(UINT)GET_WORD( p + 1 );
467 p += 2;
468 break;
469 default:
470 result->className = (LPCSTR)p;
471 p += lstrlenW( (LPCWSTR)p ) + 1;
472 break;
473 }
474
475 /* Get the window caption */
476
477 result->caption = (LPCSTR)p;
478 p += lstrlenW( (LPCWSTR)p ) + 1;
479
480 /* Get the font name */
481
482 if (result->style & DS_SETFONT)
483 {
484 result->pointSize = GET_WORD(p);
485 p++;
486 if (result->dialogEx)
487 {
488 result->weight = GET_WORD(p); p++;
489 result->italic = LOBYTE(GET_WORD(p)); p++;
490 }
491 else
492 {
493 result->weight = FW_DONTCARE;
494 result->italic = FALSE;
495 }
496 result->faceName = (LPCSTR)p;
497 p += lstrlenW( (LPCWSTR)p ) + 1;
498 }
499
500 /* First control is on dword boundary */
501 return (LPCSTR)((((int)p) + 3) & ~3);
502}
503/***********************************************************************
504 * DIALOG_GetControl32
505 *
506 * Return the class and text of the control pointed to by ptr,
507 * fill the header structure and return a pointer to the next control.
508 */
509WORD *Win32Dialog::getControl(const WORD *p, DLG_CONTROL_INFO *info, BOOL dialogEx)
510{
511 if (dialogEx)
512 {
513 info->helpId = GET_DWORD(p); p += 2;
514 info->exStyle = GET_DWORD(p); p += 2;
515 info->style = GET_DWORD(p); p += 2;
516 }
517 else
518 {
519 info->helpId = 0;
520 info->style = GET_DWORD(p); p += 2;
521 info->exStyle = GET_DWORD(p); p += 2;
522 }
523 info->x = GET_WORD(p); p++;
524 info->y = GET_WORD(p); p++;
525 info->cx = GET_WORD(p); p++;
526 info->cy = GET_WORD(p); p++;
527
528 if (dialogEx)
529 {
530 /* id is a DWORD for DIALOGEX */
531 info->id = GET_DWORD(p);
532 p += 2;
533 }
534 else
535 {
536 info->id = GET_WORD(p);
537 p++;
538 }
539
540 if (GET_WORD(p) == 0xffff)
541 {
542 static const WCHAR class_names[6][10] =
543 {
544 { 'B','u','t','t','o','n', }, /* 0x80 */
545 { 'E','d','i','t', }, /* 0x81 */
546 { 'S','t','a','t','i','c', }, /* 0x82 */
547 { 'L','i','s','t','B','o','x', }, /* 0x83 */
548 { 'S','c','r','o','l','l','B','a','r', }, /* 0x84 */
549 { 'C','o','m','b','o','B','o','x', } /* 0x85 */
550 };
551 WORD id = GET_WORD(p+1);
552 if ((id >= 0x80) && (id <= 0x85))
553 info->className = (LPCSTR)class_names[id - 0x80];
554 else
555 {
556 info->className = NULL;
557 dprintf(("Unknown built-in class id %04x\n", id ));
558 }
559 p += 2;
560 }
561 else
562 {
563 info->className = (LPCSTR)p;
564 p += lstrlenW( (LPCWSTR)p ) + 1;
565 }
566
567 if (GET_WORD(p) == 0xffff) /* Is it an integer id? */
568 {
569 info->windowName = (LPCSTR)(UINT)GET_WORD(p + 1);
570 p += 2;
571 }
572 else
573 {
574 info->windowName = (LPCSTR)p;
575 p += lstrlenW( (LPCWSTR)p ) + 1;
576 }
577
578 if (GET_WORD(p))
579 {
580 info->data = (LPVOID)(p + 1);
581 p += GET_WORD(p) / sizeof(WORD);
582 }
583 else info->data = NULL;
584 p++;
585
586 /* Next control is on dword boundary */
587 return (WORD *)((((int)p) + 3) & ~3);
588}
589
590
591/***********************************************************************
592 * DIALOG_CreateControls
593 *
594 * Create the control windows for a dialog.
595 */
596BOOL Win32Dialog::createControls(LPCSTR dlgtemplate, HINSTANCE hInst)
597{
598 DLG_CONTROL_INFO info;
599 HWND hwndCtrl, hwndDefButton = 0;
600 INT items = dlgInfo.nbItems;
601
602 while (items--)
603 {
604 dlgtemplate = (LPCSTR)getControl( (WORD *)dlgtemplate, &info, dlgInfo.dialogEx );
605
606 dprintf(("Create CONTROL %d", info.id));
607 hwndCtrl = CreateWindowExW( info.exStyle | WS_EX_NOPARENTNOTIFY,
608 (LPCWSTR)info.className,
609 (LPCWSTR)info.windowName,
610 info.style | WS_CHILD,
611 info.x * xUnit / 4,
612 info.y * yUnit / 8,
613 info.cx * xUnit / 4,
614 info.cy * yUnit / 8,
615 getWindowHandle(), (HMENU)info.id,
616 hInst, info.data );
617
618 if (!hwndCtrl) return FALSE;
619
620 /* Send initialisation messages to the control */
621 if (hUserFont) ::SendMessageA( hwndCtrl, WM_SETFONT, (WPARAM)hUserFont, 0 );
622
623 if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
624 {
625 /* If there's already a default push-button, set it back */
626 /* to normal and use this one instead. */
627 if (hwndDefButton)
628 ::SendMessageA( hwndDefButton, BM_SETSTYLE,
629 BS_PUSHBUTTON,FALSE );
630 hwndDefButton = hwndCtrl;
631 idResult = ::GetWindowWord( hwndCtrl, GWW_ID );
632 }
633 dprintf(("Create CONTROL %d DONE", info.id));
634 }
635 return TRUE;
636}
637/***********************************************************************
638 * DEFDLG_Proc
639 *
640 * Implementation of DefDlgProc(). Only handle messages that need special
641 * handling for dialogs.
642 */
643LRESULT Win32Dialog::DefDlg_Proc(UINT msg, WPARAM wParam, LPARAM lParam)
644{
645 switch(msg)
646 {
647 case WM_ERASEBKGND:
648 {
649 RECT rect;
650 int rc;
651 /* Since WM_ERASEBKGND may receive either a window dc or a */
652 /* client dc, the area to be erased has to be retrieved from */
653 /* the device context. */
654 rc = GetClipBox( (HDC)wParam, &rect );
655 if ((rc == SIMPLEREGION) || (rc == COMPLEXREGION))
656 FillRect( (HDC)wParam, &rect, windowClass->getBackgroundBrush());
657 return 1;
658 }
659 case WM_NCDESTROY:
660 /* Free dialog heap (if created) */
661#if 0
662 if (dlgInfo->hDialogHeap)
663 {
664 GlobalUnlock16(dlgInfo->hDialogHeap);
665 GlobalFree16(dlgInfo->hDialogHeap);
666 dlgInfo->hDialogHeap = 0;
667 }
668#endif
669 /* Delete font */
670 if (hUserFont)
671 {
672 DeleteObject( hUserFont );
673 hUserFont = 0;
674 }
675
676 /* Delete menu */
677 if (hMenu)
678 {
679 DestroyMenu( hMenu );
680 hMenu = 0;
681 }
682
683 /* Delete window procedure */
684 Win32DlgProc = 0;
685 dialogFlags |= DF_END; /* just in case */
686
687 /* Window clean-up */
688 return DefWindowProcA(msg, wParam, lParam );
689
690 case WM_SHOWWINDOW:
691 if (!wParam) saveFocus();
692 return DefWindowProcA(msg, wParam, lParam );
693
694 case WM_ACTIVATE:
695 if (wParam) {
696 restoreFocus();
697 }
698 else saveFocus();
699 return 0;
700
701 case WM_SETFOCUS:
702 restoreFocus();
703 return 0;
704
705 case DM_SETDEFID:
706 if (dialogFlags & DF_END)
707 return 1;
708
709 setDefButton(wParam ? GetDlgItem( getWindowHandle(), wParam ) : 0 );
710 return 1;
711
712 case DM_GETDEFID:
713 {
714 HWND hwndDefId;
715 if (dialogFlags & DF_END) return 0;
716 if (idResult)
717 return MAKELONG( idResult, DC_HASDEFID );
718 if ((hwndDefId = findDefButton()))
719 return MAKELONG( GetDlgCtrlID( hwndDefId ), DC_HASDEFID);
720
721 return 0;
722 }
723
724 case WM_NEXTDLGCTL:
725 {
726 HWND hwndDest = (HWND)wParam;
727 if (!lParam)
728 hwndDest = GetNextDlgTabItem(getWindowHandle(), GetFocus(), wParam);
729 if (hwndDest) setFocus( hwndDest );
730 setDefButton( hwndDest );
731 return 0;
732 }
733
734 case WM_ENTERMENULOOP:
735 case WM_LBUTTONDOWN:
736 case WM_NCLBUTTONDOWN:
737 {
738 HWND hwndCurFocus = GetFocus();
739 if (hwndCurFocus)
740 {
741#if 0
742 WND *wnd = WIN_FindWndPtr( hwndFocus );
743
744 if( wnd )
745 {
746 /* always make combo box hide its listbox control */
747 if( WIDGETS_IsControl( wnd, BIC32_COMBO ) )
748 SendMessageA( hwndFocus, CB_SHOWDROPDOWN, FALSE, 0 );
749 else
750 if( WIDGETS_IsControl( wnd, BIC32_EDIT ) &&
751 WIDGETS_IsControl( wnd->parent, BIC32_COMBO ))
752 SendMessageA(CB_SHOWDROPDOWN, FALSE, 0 );
753 }
754#endif
755 }
756 return DefWindowProcA( msg, wParam, lParam );
757 }
758
759 case WM_GETFONT:
760 return hUserFont;
761
762 case WM_CLOSE:
763 PostMessageA(WM_COMMAND, IDCANCEL, (LPARAM)GetDlgItem( getWindowHandle(), IDCANCEL ) );
764 return 0;
765
766 case WM_NOTIFYFORMAT:
767 return DefWindowProcA(msg, wParam, lParam );
768 }
769 return 0;
770}
771//******************************************************************************
772//******************************************************************************
773LRESULT Win32Dialog::DefDlgProcA(UINT Msg, WPARAM wParam, LPARAM lParam)
774{
775 BOOL result = FALSE;
776
777 msgResult = 0;
778
779 if (Win32DlgProc) { /* Call dialog procedure */
780 result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
781 }
782
783 if (!result && IsWindow())
784 {
785 /* callback didn't process this message */
786 switch(Msg)
787 {
788 case WM_ERASEBKGND:
789 case WM_SHOWWINDOW:
790 case WM_ACTIVATE:
791 case WM_SETFOCUS:
792 case DM_SETDEFID:
793 case DM_GETDEFID:
794 case WM_NEXTDLGCTL:
795 case WM_GETFONT:
796 case WM_CLOSE:
797 case WM_NCDESTROY:
798 case WM_ENTERMENULOOP:
799 case WM_LBUTTONDOWN:
800 case WM_NCLBUTTONDOWN:
801 return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
802
803 case WM_INITDIALOG:
804 case WM_VKEYTOITEM:
805 case WM_COMPAREITEM:
806 case WM_CHARTOITEM:
807 break;
808
809 default:
810 return DefWindowProcA(Msg, wParam, lParam );
811 }
812 }
813 return DefDlg_Epilog(Msg, result);
814}
815//******************************************************************************
816//******************************************************************************
817LRESULT Win32Dialog::DefDlgProcW(UINT Msg, WPARAM wParam, LPARAM lParam)
818{
819 BOOL result = FALSE;
820
821 msgResult = 0;
822
823 if (Win32DlgProc) { /* Call dialog procedure */
824 result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
825 }
826
827 if (!result && IsWindow())
828 {
829 /* callback didn't process this message */
830 switch(Msg)
831 {
832 case WM_ERASEBKGND:
833 case WM_SHOWWINDOW:
834 case WM_ACTIVATE:
835 case WM_SETFOCUS:
836 case DM_SETDEFID:
837 case DM_GETDEFID:
838 case WM_NEXTDLGCTL:
839 case WM_GETFONT:
840 case WM_CLOSE:
841 case WM_NCDESTROY:
842 case WM_ENTERMENULOOP:
843 case WM_LBUTTONDOWN:
844 case WM_NCLBUTTONDOWN:
845 return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
846
847 case WM_INITDIALOG:
848 case WM_VKEYTOITEM:
849 case WM_COMPAREITEM:
850 case WM_CHARTOITEM:
851 break;
852
853 default:
854 return DefWindowProcW(Msg, wParam, lParam );
855 }
856 }
857 return DefDlg_Epilog(Msg, result);
858}
859/***********************************************************************
860 * DEFDLG_Epilog
861 */
862LRESULT Win32Dialog::DefDlg_Epilog(UINT msg, BOOL fResult)
863{
864 /* see SDK 3.1 */
865 if ((msg >= WM_CTLCOLORMSGBOX && msg <= WM_CTLCOLORSTATIC) ||
866 msg == WM_CTLCOLOR || msg == WM_COMPAREITEM ||
867 msg == WM_VKEYTOITEM || msg == WM_CHARTOITEM ||
868 msg == WM_QUERYDRAGICON || msg == WM_INITDIALOG)
869 return fResult;
870
871 return msgResult;
872}
873/***********************************************************************
874 * DEFDLG_SetFocus
875 *
876 * Set the focus to a control of the dialog, selecting the text if
877 * the control is an edit dialog.
878 */
879void Win32Dialog::setFocus(HWND hwndCtrl )
880{
881 HWND hwndPrev = GetFocus();
882
883 if (IsChild( hwndPrev ))
884 {
885 if (::SendMessageA( hwndPrev, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
886 ::SendMessageA( hwndPrev, EM_SETSEL, TRUE, MAKELONG( -1, 0 ) );
887 }
888 if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
889 ::SendMessageA(hwndCtrl, EM_SETSEL, FALSE, MAKELONG( 0, -1 ) );
890 SetFocus( hwndCtrl );
891}
892
893
894/***********************************************************************
895 * DEFDLG_SaveFocus
896 */
897BOOL Win32Dialog::saveFocus()
898{
899 HWND hwndCurrentFocus = GetFocus();
900
901 if (!hwndCurrentFocus || !IsChild( hwndCurrentFocus )) return FALSE;
902
903 hwndFocus = hwndCurrentFocus;
904 /* Remove default button */
905 return TRUE;
906}
907
908
909/***********************************************************************
910 * DEFDLG_RestoreFocus
911 */
912BOOL Win32Dialog::restoreFocus()
913{
914 if (!hwndFocus || IsIconic()) return FALSE;
915
916 if (!::IsWindow( hwndFocus )) return FALSE;
917
918 /* Don't set the focus back to controls if EndDialog is already called.*/
919 if (!(dialogFlags & DF_END))
920 setFocus(hwndFocus);
921
922 /* This used to set infoPtr->hwndFocus to NULL for no apparent reason,
923 sometimes losing focus when receiving WM_SETFOCUS messages. */
924 return TRUE;
925}
926
927
928/***********************************************************************
929 * DEFDLG_FindDefButton
930 *
931 * Find the current default push-button.
932 */
933HWND Win32Dialog::findDefButton()
934{
935 HWND hwndChild = GetWindow( GW_CHILD );
936 while (hwndChild)
937 {
938 if (::SendMessageA( hwndChild, WM_GETDLGCODE, 0, 0 ) & DLGC_DEFPUSHBUTTON)
939 break;
940 hwndChild = ::GetWindow( hwndChild, GW_HWNDNEXT );
941 }
942 return hwndChild;
943}
944
945
946/***********************************************************************
947 * DEFDLG_SetDefButton
948 *
949 * Set the new default button to be hwndNew.
950 */
951BOOL Win32Dialog::setDefButton(HWND hwndNew )
952{
953 if (hwndNew &&
954 !(::SendMessageA(hwndNew, WM_GETDLGCODE, 0, 0 ) & DLGC_UNDEFPUSHBUTTON))
955 return FALSE; /* Destination is not a push button */
956
957 if (idResult) /* There's already a default pushbutton */
958 {
959 HWND hwndOld = GetDlgItem( getWindowHandle(), idResult );
960 if (::SendMessageA( hwndOld, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
961 ::SendMessageA( hwndOld, BM_SETSTYLE, BS_PUSHBUTTON, TRUE );
962 }
963 if (hwndNew)
964 {
965 ::SendMessageA( hwndNew, BM_SETSTYLE, BS_DEFPUSHBUTTON, TRUE );
966 idResult = GetDlgCtrlID( hwndNew );
967 }
968 else idResult = 0;
969 return TRUE;
970}
971//******************************************************************************
972// GetNextDlgTabItem32 (USER32.276)
973//******************************************************************************
974HWND Win32Dialog::getNextDlgTabItem(HWND hwndCtrl, BOOL fPrevious)
975{
976 Win32BaseWindow *child, *nextchild, *lastchild;
977 HWND retvalue;
978
979 if (hwndCtrl)
980 {
981 child = GetWindowFromHandle(hwndCtrl);
982 if (!child)
983 {
984 retvalue = 0;
985 goto END;
986 }
987 /* Make sure hwndCtrl is a top-level child */
988 while ((child->getStyle() & WS_CHILD) && (child->getParent() != this))
989 {
990 child = child->getParent();
991 if(child == NULL) break;
992 }
993
994 if (!child || child->getParent() != this)
995 {
996 retvalue = 0;
997 goto END;
998 }
999 }
1000 else
1001 {
1002 /* No ctrl specified -> start from the beginning */
1003 child = (Win32BaseWindow *)getFirstChild();
1004 if (!child)
1005 {
1006 retvalue = 0;
1007 goto END;
1008 }
1009
1010 if (!fPrevious)
1011 {
1012 while (child->getNextChild())
1013 {
1014 child = (Win32BaseWindow *)child->getNextChild();
1015 }
1016 }
1017 }
1018
1019 lastchild = child;
1020 nextchild = (Win32BaseWindow *)child->getNextChild();
1021 while (TRUE)
1022 {
1023 if (!nextchild) nextchild = (Win32BaseWindow *)getFirstChild();
1024
1025 if (child == nextchild) break;
1026
1027 if ((nextchild->getStyle() & WS_TABSTOP) && (nextchild->getStyle() & WS_VISIBLE) &&
1028 !(nextchild->getStyle() & WS_DISABLED))
1029 {
1030 lastchild = nextchild;
1031 if (!fPrevious) break;
1032 }
1033 nextchild = (Win32BaseWindow *)nextchild->getNextChild();
1034 }
1035 retvalue = lastchild->getWindowHandle();
1036
1037END:
1038 return retvalue;
1039}
1040//******************************************************************************
1041//******************************************************************************
1042HWND Win32Dialog::getNextDlgGroupItem(HWND hwndCtrl, BOOL fPrevious)
1043{
1044 Win32BaseWindow *child, *nextchild, *lastchild;
1045 HWND retvalue;
1046
1047 if (hwndCtrl)
1048 {
1049 child = GetWindowFromHandle(hwndCtrl);
1050 if (!child)
1051 {
1052 retvalue = 0;
1053 goto END;
1054 }
1055 /* Make sure hwndCtrl is a top-level child */
1056 while ((child->getStyle() & WS_CHILD) && (child->getParent() != this))
1057 {
1058 child = child->getParent();
1059 if(child == NULL) break;
1060 }
1061
1062 if (!child || child->getParent() != this)
1063 {
1064 retvalue = 0;
1065 goto END;
1066 }
1067 }
1068 else
1069 {
1070 /* No ctrl specified -> start from the beginning */
1071 child = (Win32BaseWindow *)getFirstChild();
1072 if (!child)
1073 {
1074 retvalue = 0;
1075 goto END;
1076 }
1077
1078 if (fPrevious)
1079 {
1080 while (child->getNextChild())
1081 {
1082 child = (Win32BaseWindow *)child->getNextChild();
1083 }
1084 }
1085 }
1086
1087 lastchild = child;
1088 nextchild = (Win32BaseWindow *)child->getNextChild();
1089 while (TRUE)
1090 {
1091 if (!nextchild || nextchild->getStyle() & WS_GROUP)
1092 {
1093 /* Wrap-around to the beginning of the group */
1094 Win32BaseWindow *pWndTemp;
1095
1096 nextchild = (Win32BaseWindow *)getFirstChild();
1097
1098 for(pWndTemp = nextchild;pWndTemp;pWndTemp = (Win32BaseWindow *)pWndTemp->getNextChild())
1099 {
1100 if (pWndTemp->getStyle() & WS_GROUP)
1101 nextchild = pWndTemp;
1102
1103 if (pWndTemp == child)
1104 break;
1105 }
1106
1107 }
1108 if (nextchild == child)
1109 break;
1110
1111 if ((nextchild->getStyle() & WS_VISIBLE) && !(nextchild->getStyle() & WS_DISABLED))
1112 {
1113 lastchild = nextchild;
1114
1115 if (!fPrevious)
1116 break;
1117 }
1118
1119 nextchild = (Win32BaseWindow *)nextchild->getNextChild();
1120 }
1121 retvalue = lastchild->getWindowHandle();
1122END:
1123 return retvalue;
1124}
1125//******************************************************************************
1126//******************************************************************************
1127Win32BaseWindow *Win32Dialog::getDlgItem(int id)
1128{
1129 for (Win32BaseWindow *child = (Win32BaseWindow *)getFirstChild(); child; child = (Win32BaseWindow *)child->getNextChild())
1130 {
1131 if (child->getWindowId() == id)
1132 {
1133 return child;
1134 }
1135 }
1136 return 0;
1137}
1138//******************************************************************************
1139//******************************************************************************
1140BOOL Win32Dialog::endDialog(int retval)
1141{
1142 dialogFlags |= DF_END;
1143 idResult = retval;
1144 return TRUE;
1145}
1146//******************************************************************************
1147//******************************************************************************
1148LONG Win32Dialog::SetWindowLongA(int index, ULONG value)
1149{
1150 LONG oldval;
1151
1152 switch(index)
1153 {
1154 case DWL_DLGPROC:
1155 oldval = (LONG)Win32DlgProc;
1156 Win32DlgProc = (DLGPROC)index;
1157 return oldval;
1158 case DWL_MSGRESULT:
1159 oldval = msgResult;
1160 msgResult = value;
1161 return oldval;
1162 case DWL_USER:
1163 oldval = userDlgData;
1164 userDlgData = value;
1165 return oldval;
1166 default:
1167 return Win32BaseWindow::SetWindowLongA(index, value);
1168 }
1169}
1170//******************************************************************************
1171//******************************************************************************
1172ULONG Win32Dialog::GetWindowLongA(int index)
1173{
1174 switch(index)
1175 {
1176 case DWL_DLGPROC:
1177 return (ULONG)Win32DlgProc;
1178 case DWL_MSGRESULT:
1179 return msgResult;
1180 case DWL_USER:
1181 return userDlgData;
1182 default:
1183 return Win32BaseWindow::GetWindowLongA(index);
1184 }
1185}
1186//******************************************************************************
1187//******************************************************************************
1188BOOL DIALOG_Register()
1189{
1190 WNDCLASSA wndClass;
1191
1192 ZeroMemory(&wndClass,sizeof(WNDCLASSA));
1193 wndClass.style = CS_GLOBALCLASS | CS_SAVEBITS;
1194 wndClass.lpfnWndProc = (WNDPROC)DefDlgProcA;
1195 wndClass.cbClsExtra = 0;
1196 wndClass.cbWndExtra = 0;
1197 wndClass.hCursor = (HCURSOR)IDC_ARROWA;
1198 wndClass.hbrBackground = GetSysColorBrush(COLOR_BTNFACE);
1199 wndClass.lpszClassName = DIALOG_CLASS_NAMEA;
1200
1201 return RegisterClassA(&wndClass);
1202}
1203//******************************************************************************
1204//******************************************************************************
1205BOOL DIALOG_Unregister()
1206{
1207 if (GlobalFindAtomA(DIALOG_CLASS_NAMEA))
1208 return UnregisterClassA(DIALOG_CLASS_NAMEA,(HINSTANCE)NULL);
1209 else return FALSE;
1210}
1211//******************************************************************************
1212//******************************************************************************
1213BOOL Win32Dialog::fInitialized = FALSE;
1214int Win32Dialog::xBaseUnit = 10;
1215int Win32Dialog::yBaseUnit = 20;
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