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source: trunk/src/user32/win32dlg.cpp@ 2663

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Last change on this file since 2663 was 2663, checked in by sandervl, 26 years ago
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1	/* $Id: win32dlg.cpp,v 1.42 2000-02-05 16:24:58 sandervl 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 <win\winproc.h>
21	#include "oslibmsg.h"
22	#include "oslibwin.h"
23	#include "win32wdesktop.h"
24	#include "controls.h"
25	#include "syscolor.h"
26
27	#define DEFAULT_DLGFONT "9.WarpSans"
28
29	//******************************************************************************
30	//******************************************************************************
31	Win32Dialog::Win32Dialog(HINSTANCE hInst, LPCSTR dlgTemplate, HWND owner,
32	DLGPROC dlgProc, LPARAM param, BOOL isUnicode)
33	: Win32BaseWindow(OBJTYPE_DIALOG)
34	{
35	RECT rect;
36	WORD style;
37	ATOM classAtom;
38
39	this->isUnicode = isUnicode;
40	hUserFont = 0;
41	hMenu = 0;
42	hwndFocus = 0;
43	Win32DlgProc = 0;
44	msgResult = 0;
45	userDlgData = 0;
46	idResult = 0;
47	dialogFlags = 0;
48	memset(&dlgInfo, 0, sizeof(dlgInfo));
49
50	dprintf(("******* CREATE DIALOG **********"));
51	if(fInitialized == FALSE) {
52	if(DIALOG_Init() == FALSE) {
53	dprintf(("DIALOG_Init FAILED!"));
54	DebugInt3();
55	SetLastError(ERROR_GEN_FAILURE);
56	return;
57	}
58	fInitialized = TRUE;
59	}
60	xUnit = xBaseUnit;
61	yUnit = yBaseUnit;
62
63	/* Parse dialog template */
64	dlgTemplate = parseTemplate(dlgTemplate, &dlgInfo);
65
66	/* Load menu */
67	if (dlgInfo.menuName)
68	{
69	hMenu = LoadMenuW( hInst, (LPCWSTR)dlgInfo.menuName );
70	}
71
72	/* Create custom font if needed */
73	if (dlgInfo.style & DS_SETFONT)
74	{
75	/* The font height must be negative as it is a point size */
76	/* (see CreateFont() documentation in the Windows SDK). */
77	hUserFont = CreateFontW(-(dlgInfo.pointSize*3)/2, 0, 0, 0,
78	dlgInfo.weight, dlgInfo.italic, FALSE,
79	FALSE, DEFAULT_CHARSET, 0, 0, PROOF_QUALITY,
80	FF_DONTCARE, (LPCWSTR)dlgInfo.faceName );
81	if (hUserFont)
82	{
83	SIZE charSize;
84	getCharSize(hUserFont,&charSize);
85	xUnit = charSize.cx;
86	yUnit = charSize.cy;
87	}
88	}
89
90	//Set help id
91	setWindowContextHelpId(dlgInfo.helpId);
92
93	/* Create dialog main window */
94	rect.left = rect.top = 0;
95	rect.right = dlgInfo.cx * xUnit / 4;
96	rect.bottom = dlgInfo.cy * yUnit / 8;
97	if (dlgInfo.style & DS_MODALFRAME)
98	dlgInfo.exStyle \|= WS_EX_DLGMODALFRAME;
99
100	AdjustWindowRectEx( &rect, dlgInfo.style, hMenu ? TRUE : FALSE , dlgInfo.exStyle );
101	rect.right -= rect.left;
102	rect.bottom -= rect.top;
103
104	if ((INT16)dlgInfo.x == CW_USEDEFAULT16)
105	{
106	rect.left = rect.top = CW_USEDEFAULT;
107	}
108	else
109	{
110	if (dlgInfo.style & DS_CENTER)
111	{
112	rect.left = (GetSystemMetrics(SM_CXSCREEN) - rect.right) / 2;
113	rect.top = (GetSystemMetrics(SM_CYSCREEN) - rect.bottom) / 2;
114	}
115	else
116	{
117	rect.left += dlgInfo.x * xUnit / 4;
118	rect.top += dlgInfo.y * yUnit / 8;
119	}
120	if ( !(dlgInfo.style & WS_CHILD) )
121	{
122	INT dX, dY;
123
124	if( !(dlgInfo.style & DS_ABSALIGN) )
125	ClientToScreen(owner, (POINT *)&rect );
126
127	/* try to fit it into the desktop */
128
129	if( (dX = rect.left + rect.right + GetSystemMetrics(SM_CXDLGFRAME)
130	- GetSystemMetrics(SM_CXSCREEN)) > 0 ) rect.left -= dX;
131	if( (dY = rect.top + rect.bottom + GetSystemMetrics(SM_CYDLGFRAME)
132	- GetSystemMetrics(SM_CYSCREEN)) > 0 ) rect.top -= dY;
133	if( rect.left < 0 ) rect.left = 0;
134	if( rect.top < 0 ) rect.top = 0;
135	}
136	}
137
138	/* Create the dialog window */
139
140	/* Find the class atom */
141	if (!HIWORD(dlgInfo.className))
142	{
143	classAtom = (ATOM)LOWORD(dlgInfo.className);
144	}
145	else
146	if (!(classAtom = GlobalFindAtomW((LPWSTR)dlgInfo.className)))
147	{
148	SetLastError(ERROR_INVALID_PARAMETER);
149	return;
150	}
151	CREATESTRUCTA cs;
152	cs.lpCreateParams = NULL;
153	cs.hInstance = hInst;
154	cs.hMenu = hMenu;
155	cs.hwndParent = owner;
156	cs.x = rect.left;
157	cs.y = rect.top;
158	cs.cx = rect.right;
159	cs.cy = rect.bottom;
160	cs.style = dlgInfo.style & ~WS_VISIBLE;
161	if(!isUnicode) {
162	if(dlgInfo.caption) {
163	cs.lpszName = UnicodeToAsciiString((LPWSTR)dlgInfo.caption);
164	}
165	else cs.lpszName = 0;
166	if(HIWORD(cs.lpszClass)) {
167	cs.lpszClass = UnicodeToAsciiString((LPWSTR)dlgInfo.className);
168	}
169	else cs.lpszClass = dlgInfo.className;
170	}
171	else {
172	cs.lpszName = dlgInfo.caption;
173	cs.lpszClass = dlgInfo.className;
174	}
175	cs.dwExStyle = dlgInfo.exStyle;
176
177	fIsDialog = TRUE;
178	WINPROC_SetProc((HWINDOWPROC *)&Win32DlgProc, (WNDPROC)dlgProc, (isUnicode) ? WIN_PROC_32W : WIN_PROC_32A, WIN_PROC_WINDOW);
179
180	this->tmpParam = param;
181	this->tmpDlgTemplate = (LPSTR)dlgTemplate;
182
183	if (CreateWindowExA(&cs, classAtom) == FALSE)
184	{
185	if (hUserFont) DeleteObject( hUserFont );
186	if (hMenu) DestroyMenu( hMenu );
187	SetLastError(ERROR_OUTOFMEMORY); //TODO: Wrong error
188	return;
189	}
190	SetLastError(0);
191	return;
192	}
193	//******************************************************************************
194	//******************************************************************************
195	Win32Dialog::~Win32Dialog()
196	{
197	if (hUserFont) DeleteObject( hUserFont );
198	if (hMenu) DestroyMenu( hMenu );
199
200	WINPROC_FreeProc(Win32DlgProc, WIN_PROC_WINDOW);
201	}
202	//******************************************************************************
203	//******************************************************************************
204	ULONG Win32Dialog::MsgCreate(HWND hwndFrame, HWND hwndClient)
205	{
206	CREATESTRUCTA *cs = tmpcs; //pointer to CREATESTRUCT used in CreateWindowExA method
207	LPARAM param = tmpParam;
208	LPSTR dlgTemplate = tmpDlgTemplate;
209
210	Win32BaseWindow::MsgCreate(hwndFrame, hwndClient);
211
212	if(!isUnicode) {
213	if(cs->lpszName) FreeAsciiString((LPSTR)cs->lpszName);
214	if(HIWORD(cs->lpszClass)) {
215	FreeAsciiString((LPSTR)cs->lpszClass);
216	}
217	}
218
219	if (hUserFont)
220	SendInternalMessageA(WM_SETFONT, (WPARAM)hUserFont, 0 );
221
222	/* Create controls */
223	if (createControls(dlgTemplate, hInstance))
224	{
225	dprintf(("******* DIALOG CONTROLS CREATED **********"));
226	/* Send initialisation messages and set focus */
227	hwndFocus = GetNextDlgTabItem( getWindowHandle(), 0, FALSE );
228
229	if (SendInternalMessageA(WM_INITDIALOG, (WPARAM)hwndFocus, param))
230	SetFocus(hwndFocus);
231
232	if (dlgInfo.style & WS_VISIBLE && !(getStyle() & WS_VISIBLE))
233	{
234	ShowWindow( SW_SHOWNORMAL ); /* SW_SHOW doesn't always work */
235	::UpdateWindow( getWindowHandle() );
236	}
237	SetLastError(0);
238	dprintf(("******* DIALOG CREATED **********"));
239	return TRUE;
240	}
241	dprintf(("******* DIALOG CREATION FAILED! **********"));
242	return FALSE;
243	}
244	//******************************************************************************
245	//******************************************************************************
246	BOOL Win32Dialog::MapDialogRect(LPRECT rect)
247	{
248	rect->left = (rect->left * xUnit) / 4;
249	rect->right = (rect->right * xUnit) / 4;
250	rect->top = (rect->top * yUnit) / 8;
251	rect->bottom = (rect->bottom * yUnit) / 8;
252	return TRUE;
253	}
254	/***********************************************************************
255	* DIALOG_DoDialogBox
256	*/
257	INT Win32Dialog::doDialogBox()
258	{
259	Win32BaseWindow *topOwner;
260	MSG msg;
261	INT retval;
262
263	/* Owner must be a top-level window */
264	if(getOwner() == NULL) {
265	topOwner = windowDesktop;
266	}
267	else topOwner = getOwner()->GetTopParent();
268
269	if(topOwner == NULL) {
270	dprintf(("Dialog box has no top owner!!!"));
271	return -1;
272	}
273
274	if (!dialogFlags & DF_END) /* was EndDialog called in WM_INITDIALOG ? */
275	{
276	HWND hwndOldDialog;
277	BOOL bOldOwner;
278
279	fIsModalDialog = TRUE;
280	topOwner->EnableWindow(FALSE);
281
282	bOldOwner = topOwner->IsModalDialogOwner();
283	topOwner->setModalDialogOwner(TRUE);
284	hwndOldDialog = topOwner->getOS2HwndModalDialog();
285	topOwner->setOS2HwndModalDialog(OS2HwndFrame);
286	ShowWindow(SW_SHOW);
287
288	//CB: 100% CPU usage, need a better solution with OSLibWinGetMsg
289	// is WM_ENTERIDLE used and leaving away breaks an application?
290	// this style was useful for Win3.1 but today there are threads
291	// solution: send only few WM_ENTERIDLE messages
292
293	#if 1
294	while (TRUE)
295	{
296	if (!OSLibWinPeekMsg(&msg,0,0,0,PM_NOREMOVE))
297	{
298	if(!(getStyle() & DS_NOIDLEMSG))
299	topOwner->SendMessageA(WM_ENTERIDLE,MSGF_DIALOGBOX,getWindowHandle());
300	OSLibWinGetMsg(&msg,0,0,0);
301	}
302	else OSLibWinPeekMsg(&msg,0,0,0,PM_REMOVE);
303
304	if(msg.message == WM_QUIT)
305	{
306	dprintf(("Win32Dialog::doDialogBox: received WM_QUIT"));
307	break;
308	}
309	if (!IsDialogMessageA( getWindowHandle(), &msg))
310	{
311	TranslateMessage( &msg );
312	DispatchMessageA( &msg );
313	}
314	if (dialogFlags & DF_END)
315	break;
316	}
317	#else
318	while (TRUE) {
319	// while (OSLibWinPeekMsg(&msg, getWindowHandle(), owner, MSGF_DIALOGBOX,
320	// MSG_REMOVE, !(getStyle() & DS_NOIDLEMSG), NULL ))
321	// if(OSLibWinPeekMsg(&msg, topOwner->getOS2FrameWindowHandle(), 0, 0, MSG_REMOVE))
322	if(OSLibWinPeekMsg(&msg, 0, 0, 0, PM_REMOVE))
323	{
324	if(msg.message == WM_QUIT) {
325	dprintf(("Win32Dialog::doDialogBox: received WM_QUIT"));
326	break;
327	}
328	if (!IsDialogMessageA( getWindowHandle(), &msg))
329	{
330	TranslateMessage( &msg );
331	DispatchMessageA( &msg );
332	}
333	if (dialogFlags & DF_END) break;
334	}
335	else {
336	if(!(getStyle() & DS_NOIDLEMSG)) {
337	topOwner->SendInternalMessageA(WM_ENTERIDLE, MSGF_DIALOGBOX, getWindowHandle());
338	}
339	}
340	}
341	#endif
342	topOwner->setModalDialogOwner(bOldOwner);
343	topOwner->setOS2HwndModalDialog(hwndOldDialog);
344	if (!bOldOwner) topOwner->EnableWindow(TRUE);
345	}
346	retval = idResult;
347	DestroyWindow();
348	return retval;
349	}
350	/***********************************************************************
351	* DIALOG_Init
352	*
353	* Initialisation of the dialog manager.
354	*/
355	BOOL Win32Dialog::DIALOG_Init(void)
356	{
357	HDC hdc;
358	SIZE size;
359
360	/* Calculate the dialog base units */
361	if (!(hdc = CreateDCA( "DISPLAY", NULL, NULL, NULL ))) return FALSE;
362	if (!getCharSizeFromDC( hdc, 0, &size )) return FALSE;
363	DeleteDC( hdc );
364	xBaseUnit = size.cx;
365	yBaseUnit = size.cy;
366
367	return TRUE;
368	}
369	/***********************************************************************
370	* DIALOG_GetCharSizeFromDC
371	*
372	*
373	* Calculates the true average size of English characters in the
374	* specified font as oppposed to the one returned by GetTextMetrics.
375	*/
376	BOOL Win32Dialog::getCharSizeFromDC( HDC hDC, HFONT hUserFont, SIZE * pSize )
377	{
378	BOOL Success = FALSE;
379	HFONT hUserFontPrev = 0;
380	pSize->cx = xBaseUnit;
381	pSize->cy = yBaseUnit;
382
383	if ( hDC )
384	{
385	/* select the font */
386	TEXTMETRICA tm;
387	memset(&tm,0,sizeof(tm));
388	if (hUserFont) hUserFontPrev = SelectFont(hDC,hUserFont);
389	if (GetTextMetricsA(hDC,&tm))
390	{
391	pSize->cx = tm.tmAveCharWidth;
392	pSize->cy = tm.tmHeight;
393
394	/* if variable width font */
395	if (tm.tmPitchAndFamily & TMPF_FIXED_PITCH)
396	{
397	SIZE total;
398	static const char szAvgChars[53] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
399
400	/* Calculate a true average as opposed to the one returned
401	* by tmAveCharWidth. This works better when dealing with
402	* proportional spaced fonts and (more important) that's
403	* how Microsoft's dialog creation code calculates the size
404	* of the font
405	*/
406	if (GetTextExtentPointA(hDC,szAvgChars,sizeof(szAvgChars),&total))
407	{
408	/* round up */
409	pSize->cx = ((2*total.cx/sizeof(szAvgChars)) + 1)/2;
410	Success = TRUE;
411	}
412	}
413	else
414	{
415	Success = TRUE;
416	}
417	}
418
419	/* select the original font */
420	if (hUserFontPrev) SelectFont(hDC,hUserFontPrev);
421	}
422	return (Success);
423	}
424	/***********************************************************************
425	* DIALOG_GetCharSize
426	*
427	*
428	* Calculates the true average size of English characters in the
429	* specified font as oppposed to the one returned by GetTextMetrics.
430	* A convenient variant of DIALOG_GetCharSizeFromDC.
431	*/
432	BOOL Win32Dialog::getCharSize( HFONT hUserFont, SIZE * pSize )
433	{
434	HDC hDC = GetDC(0);
435	BOOL Success = getCharSizeFromDC( hDC, hUserFont, pSize );
436	ReleaseDC(0, hDC);
437	return Success;
438	}
439	/***********************************************************************
440	* DIALOG_ParseTemplate32
441	*
442	* Fill a DLG_TEMPLATE structure from the dialog template, and return
443	* a pointer to the first control.
444	*/
445	LPCSTR Win32Dialog::parseTemplate( LPCSTR dlgtemplate, DLG_TEMPLATE * result )
446	{
447	const WORD p = (const WORD )dlgtemplate;
448
449	result->style = GET_DWORD(p); p += 2;
450	if (result->style == 0xffff0001) /* DIALOGEX resource */
451	{
452	result->dialogEx = TRUE;
453	result->helpId = GET_DWORD(p); p += 2;
454	result->exStyle = GET_DWORD(p); p += 2;
455	result->style = GET_DWORD(p); p += 2;
456	}
457	else
458	{
459	result->dialogEx = FALSE;
460	result->helpId = 0;
461	result->exStyle = GET_DWORD(p); p += 2;
462	}
463	result->nbItems = GET_WORD(p); p++;
464	result->x = GET_WORD(p); p++;
465	result->y = GET_WORD(p); p++;
466	result->cx = GET_WORD(p); p++;
467	result->cy = GET_WORD(p); p++;
468
469	/* Get the menu name */
470
471	switch(GET_WORD(p))
472	{
473	case 0x0000:
474	result->menuName = NULL;
475	p++;
476	break;
477	case 0xffff:
478	result->menuName = (LPCSTR)(UINT)GET_WORD( p + 1 );
479	p += 2;
480	break;
481	default:
482	result->menuName = (LPCSTR)p;
483	p += lstrlenW( (LPCWSTR)p ) + 1;
484	break;
485	}
486
487	/* Get the class name */
488	switch(GET_WORD(p))
489	{
490	case 0x0000:
491	result->className = (LPCSTR)DIALOG_CLASS_NAMEW;
492	p++;
493	break;
494	case 0xffff:
495	result->className = (LPCSTR)(UINT)GET_WORD( p + 1 );
496	p += 2;
497	break;
498	default:
499	result->className = (LPCSTR)p;
500	p += lstrlenW( (LPCWSTR)p ) + 1;
501	break;
502	}
503
504	/* Get the window caption */
505
506	result->caption = (LPCSTR)p;
507	p += lstrlenW( (LPCWSTR)p ) + 1;
508
509	/* Get the font name */
510
511	if (result->style & DS_SETFONT)
512	{
513	result->pointSize = GET_WORD(p);
514	p++;
515	if (result->dialogEx)
516	{
517	result->weight = GET_WORD(p); p++;
518	result->italic = LOBYTE(GET_WORD(p)); p++;
519	}
520	else
521	{
522	result->weight = FW_DONTCARE;
523	result->italic = FALSE;
524	}
525	result->faceName = (LPCSTR)p;
526	p += lstrlenW( (LPCWSTR)p ) + 1;
527	}
528
529	/* First control is on dword boundary */
530	return (LPCSTR)((((int)p) + 3) & ~3);
531	}
532	/***********************************************************************
533	* DIALOG_GetControl32
534	*
535	* Return the class and text of the control pointed to by ptr,
536	* fill the header structure and return a pointer to the next control.
537	*/
538	WORD Win32Dialog::getControl(const WORD p, DLG_CONTROL_INFO *info, BOOL dialogEx)
539	{
540	if (dialogEx)
541	{
542	info->helpId = GET_DWORD(p); p += 2;
543	info->exStyle = GET_DWORD(p); p += 2;
544	info->style = GET_DWORD(p); p += 2;
545	}
546	else
547	{
548	info->helpId = 0;
549	info->style = GET_DWORD(p); p += 2;
550	info->exStyle = GET_DWORD(p); p += 2;
551	}
552	info->x = GET_WORD(p); p++;
553	info->y = GET_WORD(p); p++;
554	info->cx = GET_WORD(p); p++;
555	info->cy = GET_WORD(p); p++;
556
557	if (dialogEx)
558	{
559	/* id is a DWORD for DIALOGEX */
560	info->id = GET_DWORD(p);
561	p += 2;
562	}
563	else
564	{
565	info->id = GET_WORD(p);
566	p++;
567	}
568
569	if (GET_WORD(p) == 0xffff)
570	{
571	static const WCHAR class_names[6][10] =
572	{
573	{ 'B','u','t','t','o','n', }, /* 0x80 */
574	{ 'E','d','i','t', }, /* 0x81 */
575	{ 'S','t','a','t','i','c', }, /* 0x82 */
576	{ 'L','i','s','t','B','o','x', }, /* 0x83 */
577	{ 'S','c','r','o','l','l','B','a','r', }, /* 0x84 */
578	{ 'C','o','m','b','o','B','o','x', } /* 0x85 */
579	};
580	WORD id = GET_WORD(p+1);
581	if ((id >= 0x80) && (id <= 0x85))
582	info->className = (LPCSTR)class_names[id - 0x80];
583	else
584	{
585	info->className = NULL;
586	dprintf(("Unknown built-in class id %04x\n", id ));
587	}
588	p += 2;
589	}
590	else
591	{
592	info->className = (LPCSTR)p;
593	p += lstrlenW( (LPCWSTR)p ) + 1;
594	}
595
596	if (GET_WORD(p) == 0xffff) /* Is it an integer id? */
597	{
598	info->windowName = (LPCSTR)(UINT)GET_WORD(p + 1);
599	p += 2;
600	}
601	else
602	{
603	info->windowName = (LPCSTR)p;
604	p += lstrlenW( (LPCWSTR)p ) + 1;
605	}
606
607	if (GET_WORD(p))
608	{
609	info->data = (LPVOID)(p + 1);
610	p += GET_WORD(p) / sizeof(WORD);
611	}
612	else info->data = NULL;
613	p++;
614
615	/* Next control is on dword boundary */
616	return (WORD *)((((int)p) + 3) & ~3);
617	}
618
619
620	/***********************************************************************
621	* DIALOG_CreateControls
622	*
623	* Create the control windows for a dialog.
624	*/
625	BOOL Win32Dialog::createControls(LPCSTR dlgtemplate, HINSTANCE hInst)
626	{
627	DLG_CONTROL_INFO info;
628	HWND hwndCtrl, hwndDefButton = 0;
629	INT items = dlgInfo.nbItems;
630
631	while (items--)
632	{
633	dlgtemplate = (LPCSTR)getControl( (WORD *)dlgtemplate, &info, dlgInfo.dialogEx );
634
635	dprintf(("Create CONTROL %d", info.id));
636	char *classNameA = NULL;
637	char *windowNameA = NULL;
638
639	if(HIWORD(info.className)) {
640	classNameA = UnicodeToAsciiString((LPWSTR)info.className);
641	}
642	else classNameA = (char *)info.className;
643
644	if(HIWORD(info.windowName)) {
645	windowNameA = UnicodeToAsciiString((LPWSTR)info.windowName);
646	}
647	else windowNameA = (char *)info.windowName;
648
649	hwndCtrl = ::CreateWindowExA( info.exStyle \| WS_EX_NOPARENTNOTIFY,
650	classNameA,
651	windowNameA,
652	info.style \| WS_CHILD \| WS_CLIPSIBLINGS,
653	info.x * xUnit / 4,
654	info.y * yUnit / 8,
655	info.cx * xUnit / 4,
656	info.cy * yUnit / 8,
657	getWindowHandle(), (HMENU)info.id,
658	hInst, info.data );
659	if(HIWORD(classNameA)) {
660	FreeAsciiString(classNameA);
661	}
662	if(HIWORD(windowNameA)) {
663	FreeAsciiString(windowNameA);
664	}
665
666	if (!hwndCtrl) return FALSE;
667
668	/* Send initialisation messages to the control */
669	if (hUserFont) ::SendMessageA( hwndCtrl, WM_SETFONT, (WPARAM)hUserFont, 0 );
670
671	if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
672	{
673	/* If there's already a default push-button, set it back */
674	/* to normal and use this one instead. */
675	if (hwndDefButton)
676	::SendMessageA( hwndDefButton, BM_SETSTYLE,
677	BS_PUSHBUTTON,FALSE );
678	hwndDefButton = hwndCtrl;
679	idResult = ::GetWindowWord( hwndCtrl, GWW_ID );
680	}
681	dprintf(("Create CONTROL %d DONE", info.id));
682	}
683	return TRUE;
684	}
685	/***********************************************************************
686	* DEFDLG_Proc
687	*
688	* Implementation of DefDlgProc(). Only handle messages that need special
689	* handling for dialogs.
690	*/
691	LRESULT Win32Dialog::DefDlg_Proc(UINT msg, WPARAM wParam, LPARAM lParam)
692	{
693	switch(msg)
694	{
695	case WM_ERASEBKGND:
696	{
697	RECT rect;
698	int rc;
699
700	if (!windowClass \|\| !windowClass->getBackgroundBrush()) return 0;
701
702	// rc = GetClipBox( (HDC)wParam, &rect );
703	rc = GetRgnBox(hUpdateRegion, &rect);
704	if ((rc == SIMPLEREGION) \|\| (rc == COMPLEXREGION))
705	{
706	HBRUSH hBrush = windowClass->getBackgroundBrush();
707
708	if (hBrush <= (HBRUSH)(SYSCOLOR_GetLastColor()+1))
709	hBrush = GetSysColorBrush(hBrush-1);
710
711	// FillRect( (HDC)wParam, &rect, hBrush);
712	FillRgn((HDC)wParam, hUpdateRegion, hBrush);
713	}
714
715	return 1;
716	}
717
718	case WM_NCDESTROY:
719	/* Free dialog heap (if created) */
720	#if 0
721	if (dlgInfo->hDialogHeap)
722	{
723	GlobalUnlock16(dlgInfo->hDialogHeap);
724	GlobalFree16(dlgInfo->hDialogHeap);
725	dlgInfo->hDialogHeap = 0;
726	}
727	#endif
728	/* Delete font */
729	if (hUserFont)
730	{
731	DeleteObject( hUserFont );
732	hUserFont = 0;
733	}
734
735	/* Delete menu */
736	if (hMenu)
737	{
738	DestroyMenu( hMenu );
739	hMenu = 0;
740	}
741
742	/* Delete window procedure */
743	Win32DlgProc = 0;
744	dialogFlags \|= DF_END; /* just in case */
745
746	/* Window clean-up */
747	return DefWindowProcA(msg, wParam, lParam );
748
749	case WM_SHOWWINDOW:
750	if (!wParam) saveFocus();
751	return DefWindowProcA(msg, wParam, lParam );
752
753	case WM_ACTIVATE:
754	if (wParam) {
755	restoreFocus();
756	}
757	else saveFocus();
758	return 0;
759
760	case WM_SETFOCUS:
761	restoreFocus();
762	return 0;
763
764	case DM_SETDEFID:
765	if (dialogFlags & DF_END)
766	return 1;
767
768	setDefButton(wParam ? GetDlgItem( getWindowHandle(), wParam ) : 0 );
769	return 1;
770
771	case DM_GETDEFID:
772	{
773	HWND hwndDefId;
774	if (dialogFlags & DF_END) return 0;
775	if (idResult)
776	return MAKELONG( idResult, DC_HASDEFID );
777	if ((hwndDefId = findDefButton()) != 0)
778	return MAKELONG( GetDlgCtrlID( hwndDefId ), DC_HASDEFID);
779
780	return 0;
781	}
782
783	case WM_NEXTDLGCTL:
784	{
785	HWND hwndDest = (HWND)wParam;
786	if (!lParam)
787	hwndDest = GetNextDlgTabItem(getWindowHandle(), GetFocus(), wParam);
788	if (hwndDest) setFocus( hwndDest );
789	setDefButton( hwndDest );
790	return 0;
791	}
792
793	case WM_ENTERMENULOOP:
794	case WM_LBUTTONDOWN:
795	case WM_NCLBUTTONDOWN:
796	{
797	HWND hwndCurFocus = GetFocus();
798	if (hwndCurFocus)
799	{
800	Win32BaseWindow *wndFocus = Win32BaseWindow::GetWindowFromHandle(hwndFocus);
801
802	if(wndFocus)
803	{
804	/* always make combo box hide its listbox control */
805	if( CONTROLS_IsControl( wndFocus, COMBOBOX_CONTROL ) )
806	wndFocus->SendMessageA(CB_SHOWDROPDOWN, FALSE, 0 );
807	else
808	if( CONTROLS_IsControl( wndFocus, EDIT_CONTROL ) &&
809	CONTROLS_IsControl( wndFocus->getParent(), COMBOBOX_CONTROL ))
810	wndFocus->SendMessageA(CB_SHOWDROPDOWN, FALSE, 0 );
811	}
812	}
813	return DefWindowProcA( msg, wParam, lParam );
814	}
815
816	case WM_GETFONT:
817	return hUserFont;
818
819	case WM_CLOSE:
820	PostMessageA(getWindowHandle(), WM_COMMAND, IDCANCEL, (LPARAM)GetDlgItem( getWindowHandle(), IDCANCEL ) );
821	return 0;
822
823	case WM_NOTIFYFORMAT:
824	return DefWindowProcA(msg, wParam, lParam );
825	}
826	return 0;
827	}
828	//******************************************************************************
829	//******************************************************************************
830	LRESULT Win32Dialog::DefDlgProcA(UINT Msg, WPARAM wParam, LPARAM lParam)
831	{
832	BOOL result = FALSE;
833
834	msgResult = 0;
835
836	if (Win32DlgProc) { /* Call dialog procedure */
837	result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
838	}
839
840	if (!result && IsWindow())
841	{
842	/* callback didn't process this message */
843	switch(Msg)
844	{
845	case WM_ERASEBKGND:
846	case WM_SHOWWINDOW:
847	case WM_ACTIVATE:
848	case WM_SETFOCUS:
849	case DM_SETDEFID:
850	case DM_GETDEFID:
851	case WM_NEXTDLGCTL:
852	case WM_GETFONT:
853	case WM_CLOSE:
854	case WM_NCDESTROY:
855	case WM_ENTERMENULOOP:
856	case WM_LBUTTONDOWN:
857	case WM_NCLBUTTONDOWN:
858	return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
859
860	case WM_INITDIALOG:
861	case WM_VKEYTOITEM:
862	case WM_COMPAREITEM:
863	case WM_CHARTOITEM:
864	break;
865
866	default:
867	return DefWindowProcA(Msg, wParam, lParam );
868	}
869	}
870	return DefDlg_Epilog(Msg, result);
871	}
872	//******************************************************************************
873	//******************************************************************************
874	LRESULT Win32Dialog::DefDlgProcW(UINT Msg, WPARAM wParam, LPARAM lParam)
875	{
876	BOOL result = FALSE;
877
878	msgResult = 0;
879
880	if (Win32DlgProc) { /* Call dialog procedure */
881	result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
882	}
883
884	if (!result && IsWindow())
885	{
886	/* callback didn't process this message */
887	switch(Msg)
888	{
889	case WM_ERASEBKGND:
890	case WM_SHOWWINDOW:
891	case WM_ACTIVATE:
892	case WM_SETFOCUS:
893	case DM_SETDEFID:
894	case DM_GETDEFID:
895	case WM_NEXTDLGCTL:
896	case WM_GETFONT:
897	case WM_CLOSE:
898	case WM_NCDESTROY:
899	case WM_ENTERMENULOOP:
900	case WM_LBUTTONDOWN:
901	case WM_NCLBUTTONDOWN:
902	return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
903
904	case WM_INITDIALOG:
905	case WM_VKEYTOITEM:
906	case WM_COMPAREITEM:
907	case WM_CHARTOITEM:
908	break;
909
910	default:
911	return DefWindowProcW(Msg, wParam, lParam );
912	}
913	}
914	return DefDlg_Epilog(Msg, result);
915	}
916	/***********************************************************************
917	* DEFDLG_Epilog
918	*/
919	LRESULT Win32Dialog::DefDlg_Epilog(UINT msg, BOOL fResult)
920	{
921	/* see SDK 3.1 */
922	if ((msg >= WM_CTLCOLORMSGBOX && msg <= WM_CTLCOLORSTATIC) \|\|
923	msg == WM_CTLCOLOR \|\| msg == WM_COMPAREITEM \|\|
924	msg == WM_VKEYTOITEM \|\| msg == WM_CHARTOITEM \|\|
925	msg == WM_QUERYDRAGICON \|\| msg == WM_INITDIALOG)
926	return fResult;
927
928	return msgResult;
929	}
930	/***********************************************************************
931	* DEFDLG_SetFocus
932	*
933	* Set the focus to a control of the dialog, selecting the text if
934	* the control is an edit dialog.
935	*/
936	void Win32Dialog::setFocus(HWND hwndCtrl )
937	{
938	HWND hwndPrev = GetFocus();
939
940	if (IsChild( hwndPrev ))
941	{
942	if (::SendMessageA( hwndPrev, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
943	::SendMessageA( hwndPrev, EM_SETSEL, TRUE, MAKELONG( -1, 0 ) );
944	}
945	if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
946	::SendMessageA(hwndCtrl, EM_SETSEL, FALSE, MAKELONG( 0, -1 ) );
947	SetFocus( hwndCtrl );
948	}
949
950
951	/***********************************************************************
952	* DEFDLG_SaveFocus
953	*/
954	BOOL Win32Dialog::saveFocus()
955	{
956	HWND hwndCurrentFocus = GetFocus();
957
958	if (!hwndCurrentFocus \|\| !IsChild( hwndCurrentFocus )) return FALSE;
959
960	hwndFocus = hwndCurrentFocus;
961	/* Remove default button */
962	return TRUE;
963	}
964
965
966	/***********************************************************************
967	* DEFDLG_RestoreFocus
968	*/
969	BOOL Win32Dialog::restoreFocus()
970	{
971	if (!hwndFocus \|\| IsIconic()) return FALSE;
972
973	if (!::IsWindow( hwndFocus )) return FALSE;
974
975	/* Don't set the focus back to controls if EndDialog is already called.*/
976	if (!(dialogFlags & DF_END))
977	setFocus(hwndFocus);
978
979	/* This used to set infoPtr->hwndFocus to NULL for no apparent reason,
980	sometimes losing focus when receiving WM_SETFOCUS messages. */
981	return TRUE;
982	}
983
984
985	/***********************************************************************
986	* DEFDLG_FindDefButton
987	*
988	* Find the current default push-button.
989	*/
990	HWND Win32Dialog::findDefButton()
991	{
992	HWND hwndChild = GetWindow( GW_CHILD );
993	while (hwndChild)
994	{
995	if (::SendMessageA( hwndChild, WM_GETDLGCODE, 0, 0 ) & DLGC_DEFPUSHBUTTON)
996	break;
997	hwndChild = ::GetWindow( hwndChild, GW_HWNDNEXT );
998	}
999	return hwndChild;
1000	}
1001
1002
1003	/***********************************************************************
1004	* DEFDLG_SetDefButton
1005	*
1006	* Set the new default button to be hwndNew.
1007	*/
1008	BOOL Win32Dialog::setDefButton(HWND hwndNew )
1009	{
1010	if (hwndNew &&
1011	!(::SendMessageA(hwndNew, WM_GETDLGCODE, 0, 0 ) & DLGC_UNDEFPUSHBUTTON))
1012	return FALSE; /* Destination is not a push button */
1013
1014	if (idResult) /* There's already a default pushbutton */
1015	{
1016	HWND hwndOld = GetDlgItem( getWindowHandle(), idResult );
1017	if (::SendMessageA( hwndOld, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
1018	::SendMessageA( hwndOld, BM_SETSTYLE, BS_PUSHBUTTON, TRUE );
1019	}
1020	if (hwndNew)
1021	{
1022	::SendMessageA( hwndNew, BM_SETSTYLE, BS_DEFPUSHBUTTON, TRUE );
1023	idResult = GetDlgCtrlID( hwndNew );
1024	}
1025	else idResult = 0;
1026	return TRUE;
1027	}
1028	//******************************************************************************
1029	//******************************************************************************
1030	BOOL Win32Dialog::endDialog(int retval)
1031	{
1032	dialogFlags \|= DF_END;
1033	idResult = retval;
1034	return TRUE;
1035	}
1036	//******************************************************************************
1037	//******************************************************************************
1038	LONG Win32Dialog::SetWindowLongA(int index, ULONG value, BOOL fUnicode)
1039	{
1040	LONG oldval;
1041
1042	dprintf2(("Win32Dialog::SetWindowLongA %x %d %x", getWindowHandle(), index, value));
1043	switch(index)
1044	{
1045	case DWL_DLGPROC:
1046	oldval = (LONG)WINPROC_GetProc(Win32DlgProc, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A);
1047	WINPROC_SetProc((HWINDOWPROC *)&Win32DlgProc, (WNDPROC)value, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A, WIN_PROC_WINDOW);
1048	return oldval;
1049	case DWL_MSGRESULT:
1050	oldval = msgResult;
1051	msgResult = value;
1052	return oldval;
1053	case DWL_USER:
1054	oldval = userDlgData;
1055	userDlgData = value;
1056	return oldval;
1057	default:
1058	return Win32BaseWindow::SetWindowLongA(index, value);
1059	}
1060	}
1061	//******************************************************************************
1062	//******************************************************************************
1063	ULONG Win32Dialog::GetWindowLongA(int index, BOOL fUnicode)
1064	{
1065	dprintf2(("Win32Dialog::GetWindowLongA %x %d", getWindowHandle(), index));
1066	switch(index)
1067	{
1068	case DWL_DLGPROC:
1069	return (ULONG)WINPROC_GetProc(Win32DlgProc, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A);
1070	case DWL_MSGRESULT:
1071	return msgResult;
1072	case DWL_USER:
1073	return userDlgData;
1074	default:
1075	return Win32BaseWindow::GetWindowLongA(index);
1076	}
1077	}
1078	//******************************************************************************
1079	//******************************************************************************
1080	BOOL DIALOG_Register()
1081	{
1082	WNDCLASSA wndClass;
1083
1084	ZeroMemory(&wndClass,sizeof(WNDCLASSA));
1085	wndClass.style = CS_GLOBALCLASS \| CS_SAVEBITS;
1086	wndClass.lpfnWndProc = (WNDPROC)DefDlgProcA;
1087	wndClass.cbClsExtra = 0;
1088	wndClass.cbWndExtra = 0;
1089	wndClass.hCursor = LoadCursorA(0,IDC_ARROWA);
1090	wndClass.hbrBackground = GetSysColorBrush(COLOR_BTNFACE);
1091	wndClass.lpszClassName = DIALOG_CLASS_NAMEA;
1092
1093	return RegisterClassA(&wndClass);
1094	}
1095	//******************************************************************************
1096	//******************************************************************************
1097	BOOL DIALOG_Unregister()
1098	{
1099	if (GlobalFindAtomA(DIALOG_CLASS_NAMEA))
1100	return UnregisterClassA(DIALOG_CLASS_NAMEA,(HINSTANCE)NULL);
1101	else return FALSE;
1102	}
1103	//******************************************************************************
1104	//******************************************************************************
1105	BOOL Win32Dialog::fInitialized = FALSE;
1106	int Win32Dialog::xBaseUnit = 10;
1107	int Win32Dialog::yBaseUnit = 20;

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