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source: trunk/src/user32/win32dlg.cpp@ 5072

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Last change on this file since 5072 was 5072, checked in by sandervl, 25 years ago
dialog control creation fix
File size: 35.3 KB

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1	/* $Id: win32dlg.cpp,v 1.56 2001-02-08 18:17:16 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	#include <math.h>
27
28	#define DBG_LOCALLOG DBG_win32dlg
29	#include "dbglocal.h"
30
31	#define DEFAULT_DLGFONT "9.WarpSans"
32
33	//******************************************************************************
34	//******************************************************************************
35	Win32Dialog::Win32Dialog(HINSTANCE hInst, LPCSTR dlgTemplate, HWND owner,
36	DLGPROC dlgProc, LPARAM param, BOOL isUnicode)
37	: Win32BaseWindow(OBJTYPE_DIALOG)
38	{
39	RECT rect;
40	WORD style;
41	ATOM classAtom;
42
43	this->isUnicode = isUnicode;
44	hUserFont = 0;
45	hMenu = 0;
46	hwndFocus = 0;
47	Win32DlgProc = 0;
48	msgResult = 0;
49	userDlgData = 0;
50	idResult = 0;
51	dialogFlags = 0;
52	fDialogInit = FALSE;
53	memset(&dlgInfo, 0, sizeof(dlgInfo));
54
55	dprintf(("******* CREATE DIALOG **********"));
56	if(fInitialized == FALSE) {
57	if(DIALOG_Init() == FALSE) {
58	dprintf(("DIALOG_Init FAILED!"));
59	DebugInt3();
60	SetLastError(ERROR_GEN_FAILURE);
61	return;
62	}
63	fInitialized = TRUE;
64	}
65	xUnit = xBaseUnit;
66	yUnit = yBaseUnit;
67
68	/* Parse dialog template */
69	dlgTemplate = parseTemplate(dlgTemplate, &dlgInfo);
70
71	/* Load menu */
72	if (dlgInfo.menuName)
73	{
74	hMenu = LoadMenuW( hInst, (LPCWSTR)dlgInfo.menuName );
75	}
76
77	/* Create custom font if needed */
78	if (dlgInfo.style & DS_SETFONT)
79	{
80	/* The font height must be negative as it is a point size */
81	/* and must be converted to pixels first */
82	/* (see CreateFont() documentation in the Windows SDK). */
83	HDC dc = GetDC(0);
84	int pixels = dlgInfo.pointSize * GetDeviceCaps(dc , LOGPIXELSY)/72;
85	ReleaseDC(0, dc);
86
87	hUserFont = CreateFontW(-pixels, 0, 0, 0,
88	dlgInfo.weight, dlgInfo.italic, FALSE,
89	FALSE, DEFAULT_CHARSET, 0, 0, PROOF_QUALITY,
90	FF_DONTCARE, (LPCWSTR)dlgInfo.faceName );
91	if (hUserFont)
92	{
93	SIZE charSize;
94	getCharSize(hUserFont,&charSize);
95	xUnit = charSize.cx;
96	yUnit = charSize.cy;
97	}
98	}
99
100	//Set help id
101	setWindowContextHelpId(dlgInfo.helpId);
102
103	/* Create dialog main window */
104	rect.left = rect.top = 0;
105	rect.right = dlgInfo.cx * xUnit / 4;
106	rect.bottom = dlgInfo.cy * yUnit / 8;
107	if (dlgInfo.style & DS_MODALFRAME)
108	dlgInfo.exStyle \|= WS_EX_DLGMODALFRAME;
109
110	AdjustWindowRectEx( &rect, dlgInfo.style, hMenu ? TRUE : FALSE , dlgInfo.exStyle );
111	rect.right -= rect.left;
112	rect.bottom -= rect.top;
113
114	if ((INT16)dlgInfo.x == CW_USEDEFAULT16)
115	{
116	rect.left = rect.top = CW_USEDEFAULT;
117	}
118	else
119	{
120	if (dlgInfo.style & DS_CENTER)
121	{
122	rect.left = (GetSystemMetrics(SM_CXSCREEN) - rect.right) / 2;
123	rect.top = (GetSystemMetrics(SM_CYSCREEN) - rect.bottom) / 2;
124	}
125	else
126	{
127	rect.left += dlgInfo.x * xUnit / 4;
128	rect.top += dlgInfo.y * yUnit / 8;
129	}
130	if ( !(dlgInfo.style & WS_CHILD) )
131	{
132	INT dX, dY;
133
134	if( !(dlgInfo.style & DS_ABSALIGN) && owner)
135	ClientToScreen(owner, (POINT *)&rect );
136
137	/* try to fit it into the desktop */
138
139	if( (dX = rect.left + rect.right + GetSystemMetrics(SM_CXDLGFRAME)
140	- GetSystemMetrics(SM_CXSCREEN)) > 0 ) rect.left -= dX;
141	if( (dY = rect.top + rect.bottom + GetSystemMetrics(SM_CYDLGFRAME)
142	- GetSystemMetrics(SM_CYSCREEN)) > 0 ) rect.top -= dY;
143	if( rect.left < 0 ) rect.left = 0;
144	if( rect.top < 0 ) rect.top = 0;
145	}
146	}
147
148	/* Create the dialog window */
149
150	/* Find the class atom */
151	if (!HIWORD(dlgInfo.className))
152	{
153	classAtom = (ATOM)LOWORD(dlgInfo.className);
154	}
155	else
156	if (!(classAtom = GlobalFindAtomW((LPWSTR)dlgInfo.className)))
157	{
158	SetLastError(ERROR_INVALID_PARAMETER);
159	return;
160	}
161	CREATESTRUCTA cs;
162	cs.lpCreateParams = NULL;
163	cs.hInstance = hInst;
164	cs.hMenu = hMenu;
165	cs.hwndParent = owner;
166	cs.x = rect.left;
167	cs.y = rect.top;
168	cs.cx = rect.right;
169	cs.cy = rect.bottom;
170	cs.style = dlgInfo.style & ~WS_VISIBLE;
171
172	if(!isUnicode) {
173	if(dlgInfo.caption) {
174	cs.lpszName = UnicodeToAsciiString((LPWSTR)dlgInfo.caption);
175	}
176	else cs.lpszName = 0;
177	if(dlgInfo.className) {
178	cs.lpszClass = UnicodeToAsciiString((LPWSTR)dlgInfo.className);
179	}
180	else cs.lpszClass = 0;
181	}
182	else {
183	cs.lpszName = dlgInfo.caption;
184	cs.lpszClass = dlgInfo.className;
185	}
186	cs.dwExStyle = dlgInfo.exStyle;
187	if (dlgInfo.style & DS_CONTEXTHELP) cs.dwExStyle \|= WS_EX_CONTEXTHELP;
188
189	fIsDialog = TRUE;
190	WINPROC_SetProc((HWINDOWPROC *)&Win32DlgProc, (WNDPROC)dlgProc, (isUnicode) ? WIN_PROC_32W : WIN_PROC_32A, WIN_PROC_WINDOW);
191
192	this->tmpParam = param;
193	this->tmpDlgTemplate = (LPSTR)dlgTemplate;
194
195	if (CreateWindowExA(&cs, classAtom) == FALSE)
196	{
197	if (hUserFont) DeleteObject( hUserFont );
198	if (hMenu) DestroyMenu( hMenu );
199	SetLastError(ERROR_OUTOFMEMORY); //TODO: Wrong error
200	return;
201	}
202	SetLastError(0);
203	return;
204	}
205	//******************************************************************************
206	//******************************************************************************
207	Win32Dialog::~Win32Dialog()
208	{
209	if (hUserFont) DeleteObject( hUserFont );
210	if (hMenu) DestroyMenu( hMenu );
211
212	WINPROC_FreeProc(Win32DlgProc, WIN_PROC_WINDOW);
213	}
214	//******************************************************************************
215	//******************************************************************************
216	ULONG Win32Dialog::MsgCreate(HWND hwndOS2)
217	{
218	CREATESTRUCTA *cs = tmpcs; //pointer to CREATESTRUCT used in CreateWindowExA method
219	LPARAM param = tmpParam;
220	LPSTR dlgTemplate = tmpDlgTemplate;
221
222	Win32BaseWindow::MsgCreate(hwndOS2);
223
224	if(!isUnicode) {
225	if(cs->lpszName) FreeAsciiString((LPSTR)cs->lpszName);
226	if(HIWORD(cs->lpszClass)) {
227	FreeAsciiString((LPSTR)cs->lpszClass);
228	}
229	}
230
231	if (hUserFont)
232	SendInternalMessageA(WM_SETFONT, (WPARAM)hUserFont, 0 );
233
234	/* Create controls */
235	if (createControls(dlgTemplate, hInstance))
236	{
237	dprintf(("******* DIALOG CONTROLS CREATED **********"));
238	/* Send initialisation messages and set focus */
239	hwndFocus = GetNextDlgTabItem( getWindowHandle(), 0, FALSE );
240	dprintf(("dlg ctor: GetNextDlgTabItem returned %x, capture hwnd = %x", hwndFocus, GetCapture()));
241
242	fDialogInit = TRUE; //WM_NCCALCSIZE can now be sent to dialog procedure
243
244	HWND hwndPreInitFocus = GetFocus();
245	if(SendInternalMessageA(WM_INITDIALOG, (WPARAM)hwndFocus, param)) {
246	SetFocus(hwndFocus);
247	}
248	else
249	{
250	/* If the dlgproc has returned FALSE (indicating handling of keyboard focus)
251	but the focus has not changed, set the focus where we expect it. */
252	if ( (getStyle() & WS_VISIBLE) && ( GetFocus() == hwndPreInitFocus ) )
253	SetFocus( hwndFocus );
254	}
255
256	if (dlgInfo.style & WS_VISIBLE && !(getStyle() & WS_VISIBLE))
257	{
258	ShowWindow( SW_SHOWNORMAL ); /* SW_SHOW doesn't always work */
259	UpdateWindow( getWindowHandle() );
260	}
261	SetLastError(ERROR_SUCCESS);
262	dprintf(("******* DIALOG CREATED **********"));
263	return TRUE;
264	}
265	dprintf(("******* DIALOG CREATION FAILED! **********"));
266	return FALSE;
267	}
268	//******************************************************************************
269	//******************************************************************************
270	BOOL Win32Dialog::MapDialogRect(LPRECT rect)
271	{
272	rect->left = (rect->left * xUnit) / 4;
273	rect->right = (rect->right * xUnit) / 4;
274	rect->top = (rect->top * yUnit) / 8;
275	rect->bottom = (rect->bottom * yUnit) / 8;
276	return TRUE;
277	}
278	/***********************************************************************
279	* DIALOG_DoDialogBox
280	*/
281	INT Win32Dialog::doDialogBox()
282	{
283	Win32BaseWindow *topOwner;
284	MSG msg;
285	INT retval;
286
287	/* Owner must be a top-level window */
288	if(getOwner() == NULL) {
289	topOwner = windowDesktop;
290	}
291	else topOwner = getOwner()->GetTopParent();
292
293	if(topOwner == NULL) {
294	dprintf(("Dialog box has no top owner!!!"));
295	return -1;
296	}
297
298	if (!dialogFlags & DF_END) /* was EndDialog called in WM_INITDIALOG ? */
299	{
300	HWND hwndOldDialog;
301	BOOL bOldOwner;
302
303	fIsModalDialog = TRUE;
304	topOwner->EnableWindow(FALSE);
305
306	bOldOwner = topOwner->IsModalDialogOwner();
307	topOwner->setModalDialogOwner(TRUE);
308	hwndOldDialog = topOwner->getOS2HwndModalDialog();
309	topOwner->setOS2HwndModalDialog(OS2Hwnd);
310	ShowWindow(SW_SHOW);
311
312	//CB: 100% CPU usage, need a better solution with OSLibWinGetMsg
313	// is WM_ENTERIDLE used and leaving away breaks an application?
314	// this style was useful for Win3.1 but today there are threads
315	// solution: send only few WM_ENTERIDLE messages
316
317	#if 1
318	while (TRUE)
319	{
320	if (!OSLibWinPeekMsg(&msg,0,0,0,PM_NOREMOVE))
321	{
322	if(!(getStyle() & DS_NOIDLEMSG))
323	topOwner->SendMessageA(WM_ENTERIDLE,MSGF_DIALOGBOX,getWindowHandle());
324	OSLibWinGetMsg(&msg,0,0,0);
325	}
326	else OSLibWinPeekMsg(&msg,0,0,0,PM_REMOVE);
327
328	if(msg.message == WM_QUIT)
329	{
330	dprintf(("Win32Dialog::doDialogBox: received WM_QUIT"));
331	break;
332	}
333	if (!IsDialogMessageA( getWindowHandle(), &msg))
334	{
335	TranslateMessage( &msg );
336	DispatchMessageA( &msg );
337	}
338	if (dialogFlags & DF_END)
339	break;
340	}
341	#else
342	while (TRUE) {
343	// while (OSLibWinPeekMsg(&msg, getWindowHandle(), owner, MSGF_DIALOGBOX,
344	// MSG_REMOVE, !(getStyle() & DS_NOIDLEMSG), NULL ))
345	// if(OSLibWinPeekMsg(&msg, topOwner->getOS2FrameWindowHandle(), 0, 0, MSG_REMOVE))
346	if(OSLibWinPeekMsg(&msg, 0, 0, 0, PM_REMOVE))
347	{
348	if(msg.message == WM_QUIT) {
349	dprintf(("Win32Dialog::doDialogBox: received WM_QUIT"));
350	break;
351	}
352	if (!IsDialogMessageA( getWindowHandle(), &msg))
353	{
354	TranslateMessage( &msg );
355	DispatchMessageA( &msg );
356	}
357	if (dialogFlags & DF_END) break;
358	}
359	else {
360	if(!(getStyle() & DS_NOIDLEMSG)) {
361	topOwner->SendInternalMessageA(WM_ENTERIDLE, MSGF_DIALOGBOX, getWindowHandle());
362	}
363	}
364	}
365	#endif
366	topOwner->setModalDialogOwner(bOldOwner);
367	topOwner->setOS2HwndModalDialog(hwndOldDialog);
368	if (!bOldOwner) topOwner->EnableWindow(TRUE);
369	}
370	retval = idResult;
371	DestroyWindow();
372	return retval;
373	}
374	/***********************************************************************
375	* DIALOG_Init
376	*
377	* Initialisation of the dialog manager.
378	*/
379	BOOL Win32Dialog::DIALOG_Init(void)
380	{
381	HDC hdc;
382	SIZE size;
383
384	/* Calculate the dialog base units */
385	if (!(hdc = CreateDCA( "DISPLAY", NULL, NULL, NULL ))) return FALSE;
386	if (!getCharSizeFromDC( hdc, 0, &size )) return FALSE;
387	DeleteDC( hdc );
388	xBaseUnit = size.cx;
389	yBaseUnit = size.cy;
390
391	return TRUE;
392	}
393	/***********************************************************************
394	* DIALOG_GetCharSizeFromDC
395	*
396	*
397	* Calculates the true average size of English characters in the
398	* specified font as oppposed to the one returned by GetTextMetrics.
399	*/
400	BOOL Win32Dialog::getCharSizeFromDC( HDC hDC, HFONT hUserFont, SIZE * pSize )
401	{
402	BOOL Success = FALSE;
403	HFONT hFontPrev = 0;
404	pSize->cx = xBaseUnit;
405	pSize->cy = yBaseUnit;
406
407	if ( hDC )
408	{
409	/* select the font */
410	TEXTMETRICA tm;
411	memset(&tm,0,sizeof(tm));
412	if (hUserFont) hFontPrev = SelectFont(hDC,hUserFont);
413	if (GetTextMetricsA(hDC,&tm))
414	{
415	pSize->cx = tm.tmAveCharWidth;
416	pSize->cy = tm.tmHeight;
417
418	/* if variable width font */
419	if (tm.tmPitchAndFamily & TMPF_FIXED_PITCH)
420	{
421	SIZE total;
422	static const char szAvgChars[53] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
423
424	/* Calculate a true average as opposed to the one returned
425	* by tmAveCharWidth. This works better when dealing with
426	* proportional spaced fonts and (more important) that's
427	* how Microsoft's dialog creation code calculates the size
428	* of the font
429	*/
430	if (GetTextExtentPointA(hDC,szAvgChars,sizeof(szAvgChars),&total))
431	{
432	/* round up */
433	pSize->cx = ((2*total.cx/sizeof(szAvgChars)) + 1)/2;
434	Success = TRUE;
435	}
436	}
437	else
438	{
439	Success = TRUE;
440	}
441	}
442
443	/* select the original font */
444	if (hFontPrev) SelectFont(hDC,hFontPrev);
445	}
446	return (Success);
447	}
448	/***********************************************************************
449	* DIALOG_GetCharSize
450	*
451	*
452	* Calculates the true average size of English characters in the
453	* specified font as oppposed to the one returned by GetTextMetrics.
454	* A convenient variant of DIALOG_GetCharSizeFromDC.
455	*/
456	BOOL Win32Dialog::getCharSize( HFONT hUserFont, SIZE * pSize )
457	{
458	HDC hDC = GetDC(0);
459	BOOL Success = getCharSizeFromDC( hDC, hUserFont, pSize );
460	ReleaseDC(0, hDC);
461	return Success;
462	}
463	/***********************************************************************
464	* DIALOG_ParseTemplate32
465	*
466	* Fill a DLG_TEMPLATE structure from the dialog template, and return
467	* a pointer to the first control.
468	*/
469	LPCSTR Win32Dialog::parseTemplate( LPCSTR dlgtemplate, DLG_TEMPLATE * result )
470	{
471	const WORD p = (const WORD )dlgtemplate;
472
473	result->style = GET_DWORD(p); p += 2;
474	if (result->style == 0xffff0001) /* DIALOGEX resource */
475	{
476	result->dialogEx = TRUE;
477	result->helpId = GET_DWORD(p); p += 2;
478	result->exStyle = GET_DWORD(p); p += 2;
479	result->style = GET_DWORD(p); p += 2;
480	}
481	else
482	{
483	result->dialogEx = FALSE;
484	result->helpId = 0;
485	result->exStyle = GET_DWORD(p); p += 2;
486	}
487	result->nbItems = GET_WORD(p); p++;
488	result->x = GET_WORD(p); p++;
489	result->y = GET_WORD(p); p++;
490	result->cx = GET_WORD(p); p++;
491	result->cy = GET_WORD(p); p++;
492
493	/* Get the menu name */
494
495	switch(GET_WORD(p))
496	{
497	case 0x0000:
498	result->menuName = NULL;
499	p++;
500	break;
501	case 0xffff:
502	result->menuName = (LPCSTR)(UINT)GET_WORD( p + 1 );
503	p += 2;
504	break;
505	default:
506	result->menuName = (LPCSTR)p;
507	p += lstrlenW( (LPCWSTR)p ) + 1;
508	break;
509	}
510
511	/* Get the class name */
512	switch(GET_WORD(p))
513	{
514	case 0x0000:
515	result->className = (LPCSTR)DIALOG_CLASS_NAMEW;
516	p++;
517	break;
518	case 0xffff:
519	result->className = (LPCSTR)(UINT)GET_WORD( p + 1 );
520	p += 2;
521	break;
522	default:
523	result->className = (LPCSTR)p;
524	p += lstrlenW( (LPCWSTR)p ) + 1;
525	break;
526	}
527
528	/* Get the window caption */
529
530	result->caption = (LPCSTR)p;
531	p += lstrlenW( (LPCWSTR)p ) + 1;
532
533	/* Get the font name */
534
535	if (result->style & DS_SETFONT)
536	{
537	result->pointSize = GET_WORD(p);
538	p++;
539	if (result->dialogEx)
540	{
541	result->weight = GET_WORD(p); p++;
542	result->italic = LOBYTE(GET_WORD(p)); p++;
543	}
544	else
545	{
546	result->weight = FW_DONTCARE;
547	result->italic = FALSE;
548	}
549	result->faceName = (LPCSTR)p;
550	p += lstrlenW( (LPCWSTR)p ) + 1;
551	}
552
553	/* First control is on dword boundary */
554	return (LPCSTR)((((int)p) + 3) & ~3);
555	}
556	/***********************************************************************
557	* DIALOG_GetControl32
558	*
559	* Return the class and text of the control pointed to by ptr,
560	* fill the header structure and return a pointer to the next control.
561	*/
562	WORD Win32Dialog::getControl(const WORD p, DLG_CONTROL_INFO *info, BOOL dialogEx)
563	{
564	if (dialogEx)
565	{
566	info->helpId = GET_DWORD(p); p += 2;
567	info->exStyle = GET_DWORD(p); p += 2;
568	info->style = GET_DWORD(p); p += 2;
569	}
570	else
571	{
572	info->helpId = 0;
573	info->style = GET_DWORD(p); p += 2;
574	info->exStyle = GET_DWORD(p); p += 2;
575	}
576	info->x = GET_WORD(p); p++;
577	info->y = GET_WORD(p); p++;
578	info->cx = GET_WORD(p); p++;
579	info->cy = GET_WORD(p); p++;
580
581	if (dialogEx)
582	{
583	/* id is a DWORD for DIALOGEX */
584	info->id = GET_DWORD(p);
585	p += 2;
586	}
587	else
588	{
589	info->id = GET_WORD(p);
590	p++;
591	}
592
593	if (GET_WORD(p) == 0xffff)
594	{
595	static const WCHAR class_names[6][10] =
596	{
597	{ 'B','u','t','t','o','n', }, /* 0x80 */
598	{ 'E','d','i','t', }, /* 0x81 */
599	{ 'S','t','a','t','i','c', }, /* 0x82 */
600	{ 'L','i','s','t','B','o','x', }, /* 0x83 */
601	{ 'S','c','r','o','l','l','B','a','r', }, /* 0x84 */
602	{ 'C','o','m','b','o','B','o','x', } /* 0x85 */
603	};
604	WORD id = GET_WORD(p+1);
605	if ((id >= 0x80) && (id <= 0x85))
606	info->className = (LPCSTR)class_names[id - 0x80];
607	else
608	{
609	info->className = NULL;
610	dprintf(("Unknown built-in class id %04x\n", id ));
611	}
612	p += 2;
613	}
614	else
615	{
616	info->className = (LPCSTR)p;
617	p += lstrlenW( (LPCWSTR)p ) + 1;
618	}
619
620	if (GET_WORD(p) == 0xffff) /* Is it an integer id? */
621	{
622	info->windowName = (LPCSTR)(UINT)GET_WORD(p + 1);
623	p += 2;
624	}
625	else
626	{
627	info->windowName = (LPCSTR)p;
628	p += lstrlenW( (LPCWSTR)p ) + 1;
629	}
630
631	if (GET_WORD(p))
632	{
633	info->data = (LPVOID)(p + 1);
634	p += GET_WORD(p) / sizeof(WORD);
635	}
636	else info->data = NULL;
637	p++;
638
639	/* Next control is on dword boundary */
640	return (WORD *)((((int)p) + 3) & ~3);
641	}
642
643
644	/***********************************************************************
645	* DIALOG_CreateControls
646	*
647	* Create the control windows for a dialog.
648	*/
649	BOOL Win32Dialog::createControls(LPCSTR dlgtemplate, HINSTANCE hInst)
650	{
651	DLG_CONTROL_INFO info;
652	HWND hwndCtrl, hwndDefButton = 0;
653	INT items = dlgInfo.nbItems;
654
655	while (items--)
656	{
657	dlgtemplate = (LPCSTR)getControl( (WORD *)dlgtemplate, &info, dlgInfo.dialogEx );
658
659	dprintf(("Create CONTROL %d", info.id));
660
661	char *classNameA = NULL;
662	char *windowNameA = NULL;
663
664	if(HIWORD(info.className)) {
665	classNameA = UnicodeToAsciiString((LPWSTR)info.className);
666	}
667	else classNameA = (char *)info.className;
668
669	if(HIWORD(info.windowName)) {
670	windowNameA = UnicodeToAsciiString((LPWSTR)info.windowName);
671	}
672	else windowNameA = (char *)info.windowName;
673
674	hwndCtrl = ::CreateWindowExA( info.exStyle \| WS_EX_NOPARENTNOTIFY,
675	classNameA,
676	windowNameA,
677	info.style \| WS_CHILD,
678	MulDiv(info.x, xUnit, 4),
679	MulDiv(info.y, yUnit, 8),
680	MulDiv(info.cx, xUnit, 4),
681	MulDiv(info.cy, yUnit, 8),
682	getWindowHandle(), (HMENU)info.id,
683	hInst, info.data );
684	if(HIWORD(classNameA)) {
685	FreeAsciiString(classNameA);
686	}
687	if(HIWORD(windowNameA)) {
688	FreeAsciiString(windowNameA);
689	}
690
691	if (!hwndCtrl) return FALSE;
692
693	/* Send initialisation messages to the control */
694	if (hUserFont) ::SendMessageA( hwndCtrl, WM_SETFONT, (WPARAM)hUserFont, 0 );
695
696	if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
697	{
698	/* If there's already a default push-button, set it back */
699	/* to normal and use this one instead. */
700	if (hwndDefButton)
701	::SendMessageA( hwndDefButton, BM_SETSTYLE,
702	BS_PUSHBUTTON,FALSE );
703	hwndDefButton = hwndCtrl;
704	idResult = ::GetWindowWord( hwndCtrl, GWW_ID );
705	}
706	dprintf(("Create CONTROL %d DONE", info.id));
707	}
708	return TRUE;
709	}
710	/***********************************************************************
711	* DEFDLG_Proc
712	*
713	* Implementation of DefDlgProc(). Only handle messages that need special
714	* handling for dialogs.
715	*/
716	LRESULT Win32Dialog::DefDlg_Proc(UINT msg, WPARAM wParam, LPARAM lParam)
717	{
718	switch(msg)
719	{
720	case WM_ERASEBKGND:
721	{
722	RECT rect;
723	int rc;
724
725	// if (!windowClass \|\| !windowClass->getBackgroundBrush()) return 0;
726	if (!windowClass) return 0;
727
728	rc = GetClipBox( (HDC)wParam, &rect );
729	if ((rc == SIMPLEREGION) \|\| (rc == COMPLEXREGION))
730	{
731	#if 0
732	HBRUSH hBrush = windowClass->getBackgroundBrush();
733
734	if (hBrush <= (HBRUSH)(SYSCOLOR_GetLastColor()+1))
735	hBrush = GetSysColorBrush(hBrush-1);
736
737	FillRect( (HDC)wParam, &rect, hbrush);
738	#else
739	//SvL: Ignore class background brush
740	FillRect((HDC)wParam, &rect, GetSysColorBrush(COLOR_BTNFACE));
741	#endif
742	}
743
744	return 1;
745	}
746
747	case WM_NCDESTROY:
748	/* Free dialog heap (if created) */
749	#if 0
750	if (dlgInfo->hDialogHeap)
751	{
752	GlobalUnlock16(dlgInfo->hDialogHeap);
753	GlobalFree16(dlgInfo->hDialogHeap);
754	dlgInfo->hDialogHeap = 0;
755	}
756	#endif
757	/* Delete font */
758	if (hUserFont)
759	{
760	DeleteObject( hUserFont );
761	hUserFont = 0;
762	}
763
764	/* Delete menu */
765	if (hMenu)
766	{
767	DestroyMenu( hMenu );
768	hMenu = 0;
769	}
770
771	/* Delete window procedure */
772	Win32DlgProc = 0;
773	dialogFlags \|= DF_END; /* just in case */
774
775	/* Window clean-up */
776	return DefWindowProcA(msg, wParam, lParam );
777
778	case WM_SHOWWINDOW:
779	if (!wParam) saveFocus();
780	return DefWindowProcA(msg, wParam, lParam );
781
782	case WM_ACTIVATE:
783	if (wParam) {
784	restoreFocus();
785	}
786	else saveFocus();
787	return 0;
788
789	case WM_SETFOCUS:
790	restoreFocus();
791	return 0;
792
793	case DM_SETDEFID:
794	if (dialogFlags & DF_END)
795	return 1;
796
797	setDefButton(wParam ? GetDlgItem( getWindowHandle(), wParam ) : 0 );
798	return 1;
799
800	case DM_GETDEFID:
801	{
802	HWND hwndDefId;
803	if (dialogFlags & DF_END) return 0;
804	if (idResult)
805	return MAKELONG( idResult, DC_HASDEFID );
806	if ((hwndDefId = findDefButton()) != 0)
807	return MAKELONG( GetDlgCtrlID( hwndDefId ), DC_HASDEFID);
808
809	return 0;
810	}
811
812	case WM_NEXTDLGCTL:
813	{
814	HWND hwndDest = (HWND)wParam;
815	if (!lParam)
816	hwndDest = GetNextDlgTabItem(getWindowHandle(), GetFocus(), wParam);
817	if (hwndDest) setFocus( hwndDest );
818	setDefButton( hwndDest );
819	return 0;
820	}
821
822	case WM_ENTERMENULOOP:
823	case WM_LBUTTONDOWN:
824	case WM_NCLBUTTONDOWN:
825	{
826	HWND hwndCurFocus = GetFocus();
827	if (hwndCurFocus)
828	{
829	Win32BaseWindow *wndFocus = Win32BaseWindow::GetWindowFromHandle(hwndFocus);
830
831	if(wndFocus)
832	{
833	/* always make combo box hide its listbox control */
834	if( CONTROLS_IsControl( wndFocus, COMBOBOX_CONTROL ) )
835	wndFocus->SendMessageA(CB_SHOWDROPDOWN, FALSE, 0 );
836	else
837	if( CONTROLS_IsControl( wndFocus, EDIT_CONTROL ) &&
838	CONTROLS_IsControl( wndFocus->getParent(), COMBOBOX_CONTROL ))
839	wndFocus->SendMessageA(CB_SHOWDROPDOWN, FALSE, 0 );
840	}
841	}
842	return DefWindowProcA( msg, wParam, lParam );
843	}
844
845	case WM_GETFONT:
846	return hUserFont;
847
848	case WM_CLOSE:
849	PostMessageA(getWindowHandle(), WM_COMMAND, IDCANCEL, (LPARAM)GetDlgItem( getWindowHandle(), IDCANCEL ) );
850	return 0;
851
852	case WM_NOTIFYFORMAT:
853	return DefWindowProcA(msg, wParam, lParam );
854	}
855	return 0;
856	}
857	//******************************************************************************
858	//******************************************************************************
859	LRESULT Win32Dialog::DefDlgProcA(UINT Msg, WPARAM wParam, LPARAM lParam)
860	{
861	BOOL result = FALSE;
862
863	msgResult = 0;
864
865	//Dialogs never receive these messages
866	if (Msg == WM_CREATE \|\| Msg == WM_NCCREATE) {
867	return (LRESULT)1;
868	}
869	//Never send a WM_NCCALCSIZE to a dialog before it has received it's WM_INITDIALOG message
870	//(causes problems for sysinf32.exe)
871	if(!fDialogInit && Msg == WM_NCCALCSIZE) {
872	return DefWindowProcA(Msg, wParam, lParam );
873	}
874
875	if (Win32DlgProc) { /* Call dialog procedure */
876	result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
877	}
878
879	if (!result && IsWindow())
880	{
881	/* callback didn't process this message */
882	switch(Msg)
883	{
884	case WM_ERASEBKGND:
885	case WM_SHOWWINDOW:
886	case WM_ACTIVATE:
887	case WM_SETFOCUS:
888	case DM_SETDEFID:
889	case DM_GETDEFID:
890	case WM_NEXTDLGCTL:
891	case WM_GETFONT:
892	case WM_CLOSE:
893	case WM_NCDESTROY:
894	case WM_ENTERMENULOOP:
895	case WM_LBUTTONDOWN:
896	case WM_NCLBUTTONDOWN:
897	return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
898
899	case WM_INITDIALOG:
900	case WM_VKEYTOITEM:
901	case WM_COMPAREITEM:
902	case WM_CHARTOITEM:
903	break;
904
905	default:
906	return DefWindowProcA(Msg, wParam, lParam );
907	}
908	}
909	return DefDlg_Epilog(Msg, result);
910	}
911	//******************************************************************************
912	//******************************************************************************
913	LRESULT Win32Dialog::DefDlgProcW(UINT Msg, WPARAM wParam, LPARAM lParam)
914	{
915	BOOL result = FALSE;
916
917	msgResult = 0;
918
919	//Dialogs never receive these messages
920	if (Msg == WM_CREATE \|\| Msg == WM_NCCREATE) {
921	return (LRESULT)1;
922	}
923	//Never send a WM_NCCALCSIZE to a dialog before it has received it's WM_INITDIALOG message
924	//(causes problems for sysinf32.exe)
925	if(!fDialogInit && Msg == WM_NCCALCSIZE) {
926	return DefWindowProcW(Msg, wParam, lParam );
927	}
928
929	if (Win32DlgProc) { /* Call dialog procedure */
930	result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
931	}
932
933	if (!result && IsWindow())
934	{
935	/* callback didn't process this message */
936	switch(Msg)
937	{
938	case WM_ERASEBKGND:
939	case WM_SHOWWINDOW:
940	case WM_ACTIVATE:
941	case WM_SETFOCUS:
942	case DM_SETDEFID:
943	case DM_GETDEFID:
944	case WM_NEXTDLGCTL:
945	case WM_GETFONT:
946	case WM_CLOSE:
947	case WM_NCDESTROY:
948	case WM_ENTERMENULOOP:
949	case WM_LBUTTONDOWN:
950	case WM_NCLBUTTONDOWN:
951	return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
952
953	case WM_INITDIALOG:
954	case WM_VKEYTOITEM:
955	case WM_COMPAREITEM:
956	case WM_CHARTOITEM:
957	break;
958
959	default:
960	return DefWindowProcW(Msg, wParam, lParam );
961	}
962	}
963	return DefDlg_Epilog(Msg, result);
964	}
965	/***********************************************************************
966	* DEFDLG_Epilog
967	*/
968	LRESULT Win32Dialog::DefDlg_Epilog(UINT msg, BOOL fResult)
969	{
970	/* see SDK 3.1 */
971	if ((msg >= WM_CTLCOLORMSGBOX && msg <= WM_CTLCOLORSTATIC) \|\|
972	msg == WM_CTLCOLOR \|\| msg == WM_COMPAREITEM \|\|
973	msg == WM_VKEYTOITEM \|\| msg == WM_CHARTOITEM \|\|
974	msg == WM_QUERYDRAGICON \|\| msg == WM_INITDIALOG)
975	return fResult;
976
977	return msgResult;
978	}
979	/***********************************************************************
980	* DEFDLG_SetFocus
981	*
982	* Set the focus to a control of the dialog, selecting the text if
983	* the control is an edit dialog.
984	*/
985	void Win32Dialog::setFocus(HWND hwndCtrl )
986	{
987	HWND hwndPrev = GetFocus();
988
989	if (IsChild( hwndPrev ))
990	{
991	if (::SendMessageA( hwndPrev, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
992	::SendMessageA( hwndPrev, EM_SETSEL, TRUE, MAKELONG( -1, 0 ) );
993	}
994	if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
995	::SendMessageA(hwndCtrl, EM_SETSEL, FALSE, MAKELONG( 0, -1 ) );
996	SetFocus( hwndCtrl );
997	}
998
999
1000	/***********************************************************************
1001	* DEFDLG_SaveFocus
1002	*/
1003	BOOL Win32Dialog::saveFocus()
1004	{
1005	HWND hwndCurrentFocus = GetFocus();
1006
1007	if (!hwndCurrentFocus \|\| !IsChild( hwndCurrentFocus )) return FALSE;
1008
1009	hwndFocus = hwndCurrentFocus;
1010	/* Remove default button */
1011	return TRUE;
1012	}
1013
1014
1015	/***********************************************************************
1016	* DEFDLG_RestoreFocus
1017	*/
1018	BOOL Win32Dialog::restoreFocus()
1019	{
1020	if (!hwndFocus \|\| IsWindowIconic()) return FALSE;
1021
1022	if (!::IsWindow( hwndFocus )) return FALSE;
1023
1024	/* Don't set the focus back to controls if EndDialog is already called.*/
1025	if (!(dialogFlags & DF_END))
1026	setFocus(hwndFocus);
1027
1028	/* This used to set infoPtr->hwndFocus to NULL for no apparent reason,
1029	sometimes losing focus when receiving WM_SETFOCUS messages. */
1030	return TRUE;
1031	}
1032
1033
1034	/***********************************************************************
1035	* DEFDLG_FindDefButton
1036	*
1037	* Find the current default push-button.
1038	*/
1039	HWND Win32Dialog::findDefButton()
1040	{
1041	HWND hwndChild = GetWindow( GW_CHILD );
1042	while (hwndChild)
1043	{
1044	if (::SendMessageA( hwndChild, WM_GETDLGCODE, 0, 0 ) & DLGC_DEFPUSHBUTTON)
1045	break;
1046	hwndChild = ::GetWindow( hwndChild, GW_HWNDNEXT );
1047	}
1048	return hwndChild;
1049	}
1050
1051
1052	/***********************************************************************
1053	* DEFDLG_SetDefButton
1054	*
1055	* Set the new default button to be hwndNew.
1056	*/
1057	BOOL Win32Dialog::setDefButton(HWND hwndNew )
1058	{
1059	if (hwndNew &&
1060	!(::SendMessageA(hwndNew, WM_GETDLGCODE, 0, 0 ) & DLGC_UNDEFPUSHBUTTON))
1061	return FALSE; /* Destination is not a push button */
1062
1063	if (idResult) /* There's already a default pushbutton */
1064	{
1065	HWND hwndOld = GetDlgItem( getWindowHandle(), idResult );
1066	if (::SendMessageA( hwndOld, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
1067	::SendMessageA( hwndOld, BM_SETSTYLE, BS_PUSHBUTTON, TRUE );
1068	}
1069	if (hwndNew)
1070	{
1071	::SendMessageA( hwndNew, BM_SETSTYLE, BS_DEFPUSHBUTTON, TRUE );
1072	idResult = GetDlgCtrlID( hwndNew );
1073	}
1074	else idResult = 0;
1075	return TRUE;
1076	}
1077	//******************************************************************************
1078	//******************************************************************************
1079	BOOL Win32Dialog::endDialog(int retval)
1080	{
1081	dialogFlags \|= DF_END;
1082	idResult = retval;
1083	return TRUE;
1084	}
1085	//******************************************************************************
1086	//******************************************************************************
1087	LONG Win32Dialog::SetWindowLongA(int index, ULONG value, BOOL fUnicode)
1088	{
1089	LONG oldval;
1090
1091	dprintf2(("Win32Dialog::SetWindowLongA %x %d %x", getWindowHandle(), index, value));
1092	switch(index)
1093	{
1094	case DWL_DLGPROC:
1095	{
1096	//Note: Type of SetWindowLong determines new window proc type
1097	// UNLESS the new window proc has already been registered
1098	// (use the old type in that case)
1099	// (VERIFIED in NT 4, SP6)
1100	WINDOWPROCTYPE type = WINPROC_GetProcType((HWINDOWPROC)value);
1101	if(type == WIN_PROC_INVALID) {
1102	type = (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A;
1103	}
1104	oldval = (LONG)WINPROC_GetProc(Win32DlgProc, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A);
1105	WINPROC_SetProc((HWINDOWPROC *)&Win32DlgProc, (WNDPROC)value, type, WIN_PROC_WINDOW);
1106	return oldval;
1107	}
1108	case DWL_MSGRESULT:
1109	oldval = msgResult;
1110	msgResult = value;
1111	return oldval;
1112	case DWL_USER:
1113	oldval = userDlgData;
1114	userDlgData = value;
1115	return oldval;
1116	default:
1117	return Win32BaseWindow::SetWindowLongA(index, value);
1118	}
1119	}
1120	//******************************************************************************
1121	//******************************************************************************
1122	ULONG Win32Dialog::GetWindowLongA(int index, BOOL fUnicode)
1123	{
1124	dprintf2(("Win32Dialog::GetWindowLongA %x %d", getWindowHandle(), index));
1125	switch(index)
1126	{
1127	case DWL_DLGPROC:
1128	return (ULONG)WINPROC_GetProc(Win32DlgProc, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A);
1129	case DWL_MSGRESULT:
1130	return msgResult;
1131	case DWL_USER:
1132	return userDlgData;
1133	default:
1134	return Win32BaseWindow::GetWindowLongA(index);
1135	}
1136	}
1137	//******************************************************************************
1138	//******************************************************************************
1139	BOOL DIALOG_Register()
1140	{
1141	WNDCLASSA wndClass;
1142
1143	ZeroMemory(&wndClass,sizeof(WNDCLASSA));
1144	wndClass.style = CS_GLOBALCLASS \| CS_SAVEBITS;
1145	wndClass.lpfnWndProc = (WNDPROC)DefDlgProcA;
1146	wndClass.cbClsExtra = 0;
1147	wndClass.cbWndExtra = 0;
1148	wndClass.hCursor = LoadCursorA(0,IDC_ARROWA);
1149	wndClass.hbrBackground = GetSysColorBrush(COLOR_BTNFACE);
1150	wndClass.lpszClassName = DIALOG_CLASS_NAMEA;
1151
1152	return RegisterClassA(&wndClass);
1153	}
1154	//******************************************************************************
1155	//******************************************************************************
1156	BOOL DIALOG_Unregister()
1157	{
1158	if (GlobalFindAtomA(DIALOG_CLASS_NAMEA))
1159	return UnregisterClassA(DIALOG_CLASS_NAMEA,(HINSTANCE)NULL);
1160	else return FALSE;
1161	}
1162	//******************************************************************************
1163	//******************************************************************************
1164	BOOL Win32Dialog::fInitialized = FALSE;
1165	int Win32Dialog::xBaseUnit = 10;
1166	int Win32Dialog::yBaseUnit = 20;

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