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source: trunk/src/user32/win32dlg.cpp@ 3482

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Last change on this file since 3482 was 3482, checked in by sandervl, 25 years ago
RDW_FRAME support for GetDCEx; added wine dialog change; added extra logging
File size: 33.8 KB

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1	/* $Id: win32dlg.cpp,v 1.48 2000-05-02 20:50:51 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 DBG_LOCALLOG DBG_win32dlg
28	#include "dbglocal.h"
29
30	#define DEFAULT_DLGFONT "9.WarpSans"
31
32	//******************************************************************************
33	//******************************************************************************
34	Win32Dialog::Win32Dialog(HINSTANCE hInst, LPCSTR dlgTemplate, HWND owner,
35	DLGPROC dlgProc, LPARAM param, BOOL isUnicode)
36	: Win32BaseWindow(OBJTYPE_DIALOG)
37	{
38	RECT rect;
39	WORD style;
40	ATOM classAtom;
41
42	this->isUnicode = isUnicode;
43	hUserFont = 0;
44	hMenu = 0;
45	hwndFocus = 0;
46	Win32DlgProc = 0;
47	msgResult = 0;
48	userDlgData = 0;
49	idResult = 0;
50	dialogFlags = 0;
51	memset(&dlgInfo, 0, sizeof(dlgInfo));
52
53	dprintf(("******* CREATE DIALOG **********"));
54	if(fInitialized == FALSE) {
55	if(DIALOG_Init() == FALSE) {
56	dprintf(("DIALOG_Init FAILED!"));
57	DebugInt3();
58	SetLastError(ERROR_GEN_FAILURE);
59	return;
60	}
61	fInitialized = TRUE;
62	}
63	xUnit = xBaseUnit;
64	yUnit = yBaseUnit;
65
66	/* Parse dialog template */
67	dlgTemplate = parseTemplate(dlgTemplate, &dlgInfo);
68
69	/* Load menu */
70	if (dlgInfo.menuName)
71	{
72	hMenu = LoadMenuW( hInst, (LPCWSTR)dlgInfo.menuName );
73	}
74
75	/* Create custom font if needed */
76	if (dlgInfo.style & DS_SETFONT)
77	{
78	/* The font height must be negative as it is a point size */
79	/* and must be converted to pixels first */
80	/* (see CreateFont() documentation in the Windows SDK). */
81	HDC dc = GetDC(0);
82	int pixels = dlgInfo.pointSize * GetDeviceCaps(dc , LOGPIXELSY)/72;
83	ReleaseDC(0, dc);
84
85	hUserFont = CreateFontW(-pixels, 0, 0, 0,
86	dlgInfo.weight, dlgInfo.italic, FALSE,
87	FALSE, DEFAULT_CHARSET, 0, 0, PROOF_QUALITY,
88	FF_DONTCARE, (LPCWSTR)dlgInfo.faceName );
89	if (hUserFont)
90	{
91	SIZE charSize;
92	getCharSize(hUserFont,&charSize);
93	xUnit = charSize.cx;
94	yUnit = charSize.cy;
95	}
96	}
97
98	//Set help id
99	setWindowContextHelpId(dlgInfo.helpId);
100
101	/* Create dialog main window */
102	rect.left = rect.top = 0;
103	rect.right = dlgInfo.cx * xUnit / 4;
104	rect.bottom = dlgInfo.cy * yUnit / 8;
105	if (dlgInfo.style & DS_MODALFRAME)
106	dlgInfo.exStyle \|= WS_EX_DLGMODALFRAME;
107
108	AdjustWindowRectEx( &rect, dlgInfo.style, hMenu ? TRUE : FALSE , dlgInfo.exStyle );
109	rect.right -= rect.left;
110	rect.bottom -= rect.top;
111
112	if ((INT16)dlgInfo.x == CW_USEDEFAULT16)
113	{
114	rect.left = rect.top = CW_USEDEFAULT;
115	}
116	else
117	{
118	if (dlgInfo.style & DS_CENTER)
119	{
120	rect.left = (GetSystemMetrics(SM_CXSCREEN) - rect.right) / 2;
121	rect.top = (GetSystemMetrics(SM_CYSCREEN) - rect.bottom) / 2;
122	}
123	else
124	{
125	rect.left += dlgInfo.x * xUnit / 4;
126	rect.top += dlgInfo.y * yUnit / 8;
127	}
128	if ( !(dlgInfo.style & WS_CHILD) )
129	{
130	INT dX, dY;
131
132	if( !(dlgInfo.style & DS_ABSALIGN) && owner)
133	ClientToScreen(owner, (POINT *)&rect );
134
135	/* try to fit it into the desktop */
136
137	if( (dX = rect.left + rect.right + GetSystemMetrics(SM_CXDLGFRAME)
138	- GetSystemMetrics(SM_CXSCREEN)) > 0 ) rect.left -= dX;
139	if( (dY = rect.top + rect.bottom + GetSystemMetrics(SM_CYDLGFRAME)
140	- GetSystemMetrics(SM_CYSCREEN)) > 0 ) rect.top -= dY;
141	if( rect.left < 0 ) rect.left = 0;
142	if( rect.top < 0 ) rect.top = 0;
143	}
144	}
145
146	/* Create the dialog window */
147
148	/* Find the class atom */
149	if (!HIWORD(dlgInfo.className))
150	{
151	classAtom = (ATOM)LOWORD(dlgInfo.className);
152	}
153	else
154	if (!(classAtom = GlobalFindAtomW((LPWSTR)dlgInfo.className)))
155	{
156	SetLastError(ERROR_INVALID_PARAMETER);
157	return;
158	}
159	CREATESTRUCTA cs;
160	cs.lpCreateParams = NULL;
161	cs.hInstance = hInst;
162	cs.hMenu = hMenu;
163	cs.hwndParent = owner;
164	cs.x = rect.left;
165	cs.y = rect.top;
166	cs.cx = rect.right;
167	cs.cy = rect.bottom;
168	cs.style = dlgInfo.style & ~WS_VISIBLE;
169
170	if(!isUnicode) {
171	if(dlgInfo.caption) {
172	cs.lpszName = UnicodeToAsciiString((LPWSTR)dlgInfo.caption);
173	}
174	else cs.lpszName = 0;
175	if(dlgInfo.className) {
176	cs.lpszClass = UnicodeToAsciiString((LPWSTR)dlgInfo.className);
177	}
178	else cs.lpszClass = 0;
179	}
180	else {
181	cs.lpszName = dlgInfo.caption;
182	cs.lpszClass = dlgInfo.className;
183	}
184	cs.dwExStyle = dlgInfo.exStyle;
185	if (dlgInfo.style & DS_CONTEXTHELP) cs.dwExStyle \|= WS_EX_CONTEXTHELP;
186
187	fIsDialog = TRUE;
188	WINPROC_SetProc((HWINDOWPROC *)&Win32DlgProc, (WNDPROC)dlgProc, (isUnicode) ? WIN_PROC_32W : WIN_PROC_32A, WIN_PROC_WINDOW);
189
190	this->tmpParam = param;
191	this->tmpDlgTemplate = (LPSTR)dlgTemplate;
192
193	if (CreateWindowExA(&cs, classAtom) == FALSE)
194	{
195	if (hUserFont) DeleteObject( hUserFont );
196	if (hMenu) DestroyMenu( hMenu );
197	SetLastError(ERROR_OUTOFMEMORY); //TODO: Wrong error
198	return;
199	}
200	SetLastError(0);
201	return;
202	}
203	//******************************************************************************
204	//******************************************************************************
205	Win32Dialog::~Win32Dialog()
206	{
207	if (hUserFont) DeleteObject( hUserFont );
208	if (hMenu) DestroyMenu( hMenu );
209
210	WINPROC_FreeProc(Win32DlgProc, WIN_PROC_WINDOW);
211	}
212	//******************************************************************************
213	//******************************************************************************
214	ULONG Win32Dialog::MsgCreate(HWND hwndFrame, HWND hwndClient)
215	{
216	CREATESTRUCTA *cs = tmpcs; //pointer to CREATESTRUCT used in CreateWindowExA method
217	LPARAM param = tmpParam;
218	LPSTR dlgTemplate = tmpDlgTemplate;
219
220	Win32BaseWindow::MsgCreate(hwndFrame, hwndClient);
221
222	if(!isUnicode) {
223	if(cs->lpszName) FreeAsciiString((LPSTR)cs->lpszName);
224	if(HIWORD(cs->lpszClass)) {
225	FreeAsciiString((LPSTR)cs->lpszClass);
226	}
227	}
228
229	if (hUserFont)
230	SendInternalMessageA(WM_SETFONT, (WPARAM)hUserFont, 0 );
231
232	/* Create controls */
233	if (createControls(dlgTemplate, hInstance))
234	{
235	dprintf(("******* DIALOG CONTROLS CREATED **********"));
236	/* Send initialisation messages and set focus */
237	hwndFocus = GetNextDlgTabItem( getWindowHandle(), 0, FALSE );
238
239	HWND hwndPreInitFocus = GetFocus();
240	if(SendInternalMessageA(WM_INITDIALOG, (WPARAM)hwndFocus, param)) {
241	SetFocus(hwndFocus);
242	}
243	else
244	{
245	/* If the dlgproc has returned FALSE (indicating handling of keyboard focus)
246	but the focus has not changed, set the focus where we expect it. */
247	if ( (getStyle() & WS_VISIBLE) && ( GetFocus() == hwndPreInitFocus ) )
248	SetFocus( hwndFocus );
249	}
250
251	if (dlgInfo.style & WS_VISIBLE && !(getStyle() & WS_VISIBLE))
252	{
253	ShowWindow( SW_SHOWNORMAL ); /* SW_SHOW doesn't always work */
254	UpdateWindow( getWindowHandle() );
255	}
256	SetLastError(0);
257	dprintf(("******* DIALOG CREATED **********"));
258	return TRUE;
259	}
260	dprintf(("******* DIALOG CREATION FAILED! **********"));
261	return FALSE;
262	}
263	//******************************************************************************
264	//******************************************************************************
265	BOOL Win32Dialog::MapDialogRect(LPRECT rect)
266	{
267	rect->left = (rect->left * xUnit) / 4;
268	rect->right = (rect->right * xUnit) / 4;
269	rect->top = (rect->top * yUnit) / 8;
270	rect->bottom = (rect->bottom * yUnit) / 8;
271	return TRUE;
272	}
273	/***********************************************************************
274	* DIALOG_DoDialogBox
275	*/
276	INT Win32Dialog::doDialogBox()
277	{
278	Win32BaseWindow *topOwner;
279	MSG msg;
280	INT retval;
281
282	/* Owner must be a top-level window */
283	if(getOwner() == NULL) {
284	topOwner = windowDesktop;
285	}
286	else topOwner = getOwner()->GetTopParent();
287
288	if(topOwner == NULL) {
289	dprintf(("Dialog box has no top owner!!!"));
290	return -1;
291	}
292
293	if (!dialogFlags & DF_END) /* was EndDialog called in WM_INITDIALOG ? */
294	{
295	HWND hwndOldDialog;
296	BOOL bOldOwner;
297
298	fIsModalDialog = TRUE;
299	topOwner->EnableWindow(FALSE);
300
301	bOldOwner = topOwner->IsModalDialogOwner();
302	topOwner->setModalDialogOwner(TRUE);
303	hwndOldDialog = topOwner->getOS2HwndModalDialog();
304	topOwner->setOS2HwndModalDialog(OS2HwndFrame);
305	ShowWindow(SW_SHOW);
306
307	//CB: 100% CPU usage, need a better solution with OSLibWinGetMsg
308	// is WM_ENTERIDLE used and leaving away breaks an application?
309	// this style was useful for Win3.1 but today there are threads
310	// solution: send only few WM_ENTERIDLE messages
311
312	#if 1
313	while (TRUE)
314	{
315	if (!OSLibWinPeekMsg(&msg,0,0,0,PM_NOREMOVE))
316	{
317	if(!(getStyle() & DS_NOIDLEMSG))
318	topOwner->SendMessageA(WM_ENTERIDLE,MSGF_DIALOGBOX,getWindowHandle());
319	OSLibWinGetMsg(&msg,0,0,0);
320	}
321	else OSLibWinPeekMsg(&msg,0,0,0,PM_REMOVE);
322
323	if(msg.message == WM_QUIT)
324	{
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)
334	break;
335	}
336	#else
337	while (TRUE) {
338	// while (OSLibWinPeekMsg(&msg, getWindowHandle(), owner, MSGF_DIALOGBOX,
339	// MSG_REMOVE, !(getStyle() & DS_NOIDLEMSG), NULL ))
340	// if(OSLibWinPeekMsg(&msg, topOwner->getOS2FrameWindowHandle(), 0, 0, MSG_REMOVE))
341	if(OSLibWinPeekMsg(&msg, 0, 0, 0, PM_REMOVE))
342	{
343	if(msg.message == WM_QUIT) {
344	dprintf(("Win32Dialog::doDialogBox: received WM_QUIT"));
345	break;
346	}
347	if (!IsDialogMessageA( getWindowHandle(), &msg))
348	{
349	TranslateMessage( &msg );
350	DispatchMessageA( &msg );
351	}
352	if (dialogFlags & DF_END) break;
353	}
354	else {
355	if(!(getStyle() & DS_NOIDLEMSG)) {
356	topOwner->SendInternalMessageA(WM_ENTERIDLE, MSGF_DIALOGBOX, getWindowHandle());
357	}
358	}
359	}
360	#endif
361	topOwner->setModalDialogOwner(bOldOwner);
362	topOwner->setOS2HwndModalDialog(hwndOldDialog);
363	if (!bOldOwner) topOwner->EnableWindow(TRUE);
364	}
365	retval = idResult;
366	DestroyWindow();
367	return retval;
368	}
369	/***********************************************************************
370	* DIALOG_Init
371	*
372	* Initialisation of the dialog manager.
373	*/
374	BOOL Win32Dialog::DIALOG_Init(void)
375	{
376	HDC hdc;
377	SIZE size;
378
379	/* Calculate the dialog base units */
380	if (!(hdc = CreateDCA( "DISPLAY", NULL, NULL, NULL ))) return FALSE;
381	if (!getCharSizeFromDC( hdc, 0, &size )) return FALSE;
382	DeleteDC( hdc );
383	xBaseUnit = size.cx;
384	yBaseUnit = size.cy;
385
386	return TRUE;
387	}
388	/***********************************************************************
389	* DIALOG_GetCharSizeFromDC
390	*
391	*
392	* Calculates the true average size of English characters in the
393	* specified font as oppposed to the one returned by GetTextMetrics.
394	*/
395	BOOL Win32Dialog::getCharSizeFromDC( HDC hDC, HFONT hUserFont, SIZE * pSize )
396	{
397	BOOL Success = FALSE;
398	HFONT hUserFontPrev = 0;
399	pSize->cx = xBaseUnit;
400	pSize->cy = yBaseUnit;
401
402	if ( hDC )
403	{
404	/* select the font */
405	TEXTMETRICA tm;
406	memset(&tm,0,sizeof(tm));
407	if (hUserFont) hUserFontPrev = SelectFont(hDC,hUserFont);
408	if (GetTextMetricsA(hDC,&tm))
409	{
410	pSize->cx = tm.tmAveCharWidth;
411	pSize->cy = tm.tmHeight;
412
413	/* if variable width font */
414	if (tm.tmPitchAndFamily & TMPF_FIXED_PITCH)
415	{
416	SIZE total;
417	static const char szAvgChars[53] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
418
419	/* Calculate a true average as opposed to the one returned
420	* by tmAveCharWidth. This works better when dealing with
421	* proportional spaced fonts and (more important) that's
422	* how Microsoft's dialog creation code calculates the size
423	* of the font
424	*/
425	if (GetTextExtentPointA(hDC,szAvgChars,sizeof(szAvgChars),&total))
426	{
427	/* round up */
428	pSize->cx = ((2*total.cx/sizeof(szAvgChars)) + 1)/2;
429	Success = TRUE;
430	}
431	}
432	else
433	{
434	Success = TRUE;
435	}
436	}
437
438	/* select the original font */
439	if (hUserFontPrev) SelectFont(hDC,hUserFontPrev);
440	}
441	return (Success);
442	}
443	/***********************************************************************
444	* DIALOG_GetCharSize
445	*
446	*
447	* Calculates the true average size of English characters in the
448	* specified font as oppposed to the one returned by GetTextMetrics.
449	* A convenient variant of DIALOG_GetCharSizeFromDC.
450	*/
451	BOOL Win32Dialog::getCharSize( HFONT hUserFont, SIZE * pSize )
452	{
453	HDC hDC = GetDC(0);
454	BOOL Success = getCharSizeFromDC( hDC, hUserFont, pSize );
455	ReleaseDC(0, hDC);
456	return Success;
457	}
458	/***********************************************************************
459	* DIALOG_ParseTemplate32
460	*
461	* Fill a DLG_TEMPLATE structure from the dialog template, and return
462	* a pointer to the first control.
463	*/
464	LPCSTR Win32Dialog::parseTemplate( LPCSTR dlgtemplate, DLG_TEMPLATE * result )
465	{
466	const WORD p = (const WORD )dlgtemplate;
467
468	result->style = GET_DWORD(p); p += 2;
469	if (result->style == 0xffff0001) /* DIALOGEX resource */
470	{
471	result->dialogEx = TRUE;
472	result->helpId = GET_DWORD(p); p += 2;
473	result->exStyle = GET_DWORD(p); p += 2;
474	result->style = GET_DWORD(p); p += 2;
475	}
476	else
477	{
478	result->dialogEx = FALSE;
479	result->helpId = 0;
480	result->exStyle = GET_DWORD(p); p += 2;
481	}
482	result->nbItems = GET_WORD(p); p++;
483	result->x = GET_WORD(p); p++;
484	result->y = GET_WORD(p); p++;
485	result->cx = GET_WORD(p); p++;
486	result->cy = GET_WORD(p); p++;
487
488	/* Get the menu name */
489
490	switch(GET_WORD(p))
491	{
492	case 0x0000:
493	result->menuName = NULL;
494	p++;
495	break;
496	case 0xffff:
497	result->menuName = (LPCSTR)(UINT)GET_WORD( p + 1 );
498	p += 2;
499	break;
500	default:
501	result->menuName = (LPCSTR)p;
502	p += lstrlenW( (LPCWSTR)p ) + 1;
503	break;
504	}
505
506	/* Get the class name */
507	switch(GET_WORD(p))
508	{
509	case 0x0000:
510	result->className = (LPCSTR)DIALOG_CLASS_NAMEW;
511	p++;
512	break;
513	case 0xffff:
514	result->className = (LPCSTR)(UINT)GET_WORD( p + 1 );
515	p += 2;
516	break;
517	default:
518	result->className = (LPCSTR)p;
519	p += lstrlenW( (LPCWSTR)p ) + 1;
520	break;
521	}
522
523	/* Get the window caption */
524
525	result->caption = (LPCSTR)p;
526	p += lstrlenW( (LPCWSTR)p ) + 1;
527
528	/* Get the font name */
529
530	if (result->style & DS_SETFONT)
531	{
532	result->pointSize = GET_WORD(p);
533	p++;
534	if (result->dialogEx)
535	{
536	result->weight = GET_WORD(p); p++;
537	result->italic = LOBYTE(GET_WORD(p)); p++;
538	}
539	else
540	{
541	result->weight = FW_DONTCARE;
542	result->italic = FALSE;
543	}
544	result->faceName = (LPCSTR)p;
545	p += lstrlenW( (LPCWSTR)p ) + 1;
546	}
547
548	/* First control is on dword boundary */
549	return (LPCSTR)((((int)p) + 3) & ~3);
550	}
551	/***********************************************************************
552	* DIALOG_GetControl32
553	*
554	* Return the class and text of the control pointed to by ptr,
555	* fill the header structure and return a pointer to the next control.
556	*/
557	WORD Win32Dialog::getControl(const WORD p, DLG_CONTROL_INFO *info, BOOL dialogEx)
558	{
559	if (dialogEx)
560	{
561	info->helpId = GET_DWORD(p); p += 2;
562	info->exStyle = GET_DWORD(p); p += 2;
563	info->style = GET_DWORD(p); p += 2;
564	}
565	else
566	{
567	info->helpId = 0;
568	info->style = GET_DWORD(p); p += 2;
569	info->exStyle = GET_DWORD(p); p += 2;
570	}
571	info->x = GET_WORD(p); p++;
572	info->y = GET_WORD(p); p++;
573	info->cx = GET_WORD(p); p++;
574	info->cy = GET_WORD(p); p++;
575
576	if (dialogEx)
577	{
578	/* id is a DWORD for DIALOGEX */
579	info->id = GET_DWORD(p);
580	p += 2;
581	}
582	else
583	{
584	info->id = GET_WORD(p);
585	p++;
586	}
587
588	if (GET_WORD(p) == 0xffff)
589	{
590	static const WCHAR class_names[6][10] =
591	{
592	{ 'B','u','t','t','o','n', }, /* 0x80 */
593	{ 'E','d','i','t', }, /* 0x81 */
594	{ 'S','t','a','t','i','c', }, /* 0x82 */
595	{ 'L','i','s','t','B','o','x', }, /* 0x83 */
596	{ 'S','c','r','o','l','l','B','a','r', }, /* 0x84 */
597	{ 'C','o','m','b','o','B','o','x', } /* 0x85 */
598	};
599	WORD id = GET_WORD(p+1);
600	if ((id >= 0x80) && (id <= 0x85))
601	info->className = (LPCSTR)class_names[id - 0x80];
602	else
603	{
604	info->className = NULL;
605	dprintf(("Unknown built-in class id %04x\n", id ));
606	}
607	p += 2;
608	}
609	else
610	{
611	info->className = (LPCSTR)p;
612	p += lstrlenW( (LPCWSTR)p ) + 1;
613	}
614
615	if (GET_WORD(p) == 0xffff) /* Is it an integer id? */
616	{
617	info->windowName = (LPCSTR)(UINT)GET_WORD(p + 1);
618	p += 2;
619	}
620	else
621	{
622	info->windowName = (LPCSTR)p;
623	p += lstrlenW( (LPCWSTR)p ) + 1;
624	}
625
626	if (GET_WORD(p))
627	{
628	info->data = (LPVOID)(p + 1);
629	p += GET_WORD(p) / sizeof(WORD);
630	}
631	else info->data = NULL;
632	p++;
633
634	/* Next control is on dword boundary */
635	return (WORD *)((((int)p) + 3) & ~3);
636	}
637
638
639	/***********************************************************************
640	* DIALOG_CreateControls
641	*
642	* Create the control windows for a dialog.
643	*/
644	BOOL Win32Dialog::createControls(LPCSTR dlgtemplate, HINSTANCE hInst)
645	{
646	DLG_CONTROL_INFO info;
647	HWND hwndCtrl, hwndDefButton = 0;
648	INT items = dlgInfo.nbItems;
649
650	while (items--)
651	{
652	dlgtemplate = (LPCSTR)getControl( (WORD *)dlgtemplate, &info, dlgInfo.dialogEx );
653
654	dprintf(("Create CONTROL %d", info.id));
655	char *classNameA = NULL;
656	char *windowNameA = NULL;
657
658	if(HIWORD(info.className)) {
659	classNameA = UnicodeToAsciiString((LPWSTR)info.className);
660	}
661	else classNameA = (char *)info.className;
662
663	if(HIWORD(info.windowName)) {
664	windowNameA = UnicodeToAsciiString((LPWSTR)info.windowName);
665	}
666	else windowNameA = (char *)info.windowName;
667
668	hwndCtrl = ::CreateWindowExA( info.exStyle \| WS_EX_NOPARENTNOTIFY,
669	classNameA,
670	windowNameA,
671	info.style \| WS_CHILD \| WS_CLIPSIBLINGS,
672	info.x * xUnit / 4,
673	info.y * yUnit / 8,
674	info.cx * xUnit / 4,
675	info.cy * yUnit / 8,
676	getWindowHandle(), (HMENU)info.id,
677	hInst, info.data );
678	if(HIWORD(classNameA)) {
679	FreeAsciiString(classNameA);
680	}
681	if(HIWORD(windowNameA)) {
682	FreeAsciiString(windowNameA);
683	}
684
685	if (!hwndCtrl) return FALSE;
686
687	/* Send initialisation messages to the control */
688	if (hUserFont) ::SendMessageA( hwndCtrl, WM_SETFONT, (WPARAM)hUserFont, 0 );
689
690	if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
691	{
692	/* If there's already a default push-button, set it back */
693	/* to normal and use this one instead. */
694	if (hwndDefButton)
695	::SendMessageA( hwndDefButton, BM_SETSTYLE,
696	BS_PUSHBUTTON,FALSE );
697	hwndDefButton = hwndCtrl;
698	idResult = ::GetWindowWord( hwndCtrl, GWW_ID );
699	}
700	dprintf(("Create CONTROL %d DONE", info.id));
701	}
702	return TRUE;
703	}
704	/***********************************************************************
705	* DEFDLG_Proc
706	*
707	* Implementation of DefDlgProc(). Only handle messages that need special
708	* handling for dialogs.
709	*/
710	LRESULT Win32Dialog::DefDlg_Proc(UINT msg, WPARAM wParam, LPARAM lParam)
711	{
712	switch(msg)
713	{
714	case WM_ERASEBKGND:
715	{
716	RECT rect;
717	int rc;
718
719	if (!windowClass \|\| !windowClass->getBackgroundBrush()) return 0;
720
721	rc = GetClipBox( (HDC)wParam, &rect );
722	if ((rc == SIMPLEREGION) \|\| (rc == COMPLEXREGION))
723	{
724	HBRUSH hBrush = windowClass->getBackgroundBrush();
725
726	if (hBrush <= (HBRUSH)(SYSCOLOR_GetLastColor()+1))
727	hBrush = GetSysColorBrush(hBrush-1);
728
729	FillRect( (HDC)wParam, &rect, hBrush);
730	}
731
732	return 1;
733	}
734
735	case WM_NCDESTROY:
736	/* Free dialog heap (if created) */
737	#if 0
738	if (dlgInfo->hDialogHeap)
739	{
740	GlobalUnlock16(dlgInfo->hDialogHeap);
741	GlobalFree16(dlgInfo->hDialogHeap);
742	dlgInfo->hDialogHeap = 0;
743	}
744	#endif
745	/* Delete font */
746	if (hUserFont)
747	{
748	DeleteObject( hUserFont );
749	hUserFont = 0;
750	}
751
752	/* Delete menu */
753	if (hMenu)
754	{
755	DestroyMenu( hMenu );
756	hMenu = 0;
757	}
758
759	/* Delete window procedure */
760	Win32DlgProc = 0;
761	dialogFlags \|= DF_END; /* just in case */
762
763	/* Window clean-up */
764	return DefWindowProcA(msg, wParam, lParam );
765
766	case WM_SHOWWINDOW:
767	if (!wParam) saveFocus();
768	return DefWindowProcA(msg, wParam, lParam );
769
770	case WM_ACTIVATE:
771	if (wParam) {
772	restoreFocus();
773	}
774	else saveFocus();
775	return 0;
776
777	case WM_SETFOCUS:
778	restoreFocus();
779	return 0;
780
781	case DM_SETDEFID:
782	if (dialogFlags & DF_END)
783	return 1;
784
785	setDefButton(wParam ? GetDlgItem( getWindowHandle(), wParam ) : 0 );
786	return 1;
787
788	case DM_GETDEFID:
789	{
790	HWND hwndDefId;
791	if (dialogFlags & DF_END) return 0;
792	if (idResult)
793	return MAKELONG( idResult, DC_HASDEFID );
794	if ((hwndDefId = findDefButton()) != 0)
795	return MAKELONG( GetDlgCtrlID( hwndDefId ), DC_HASDEFID);
796
797	return 0;
798	}
799
800	case WM_NEXTDLGCTL:
801	{
802	HWND hwndDest = (HWND)wParam;
803	if (!lParam)
804	hwndDest = GetNextDlgTabItem(getWindowHandle(), GetFocus(), wParam);
805	if (hwndDest) setFocus( hwndDest );
806	setDefButton( hwndDest );
807	return 0;
808	}
809
810	case WM_ENTERMENULOOP:
811	case WM_LBUTTONDOWN:
812	case WM_NCLBUTTONDOWN:
813	{
814	HWND hwndCurFocus = GetFocus();
815	if (hwndCurFocus)
816	{
817	Win32BaseWindow *wndFocus = Win32BaseWindow::GetWindowFromHandle(hwndFocus);
818
819	if(wndFocus)
820	{
821	/* always make combo box hide its listbox control */
822	if( CONTROLS_IsControl( wndFocus, COMBOBOX_CONTROL ) )
823	wndFocus->SendMessageA(CB_SHOWDROPDOWN, FALSE, 0 );
824	else
825	if( CONTROLS_IsControl( wndFocus, EDIT_CONTROL ) &&
826	CONTROLS_IsControl( wndFocus->getParent(), COMBOBOX_CONTROL ))
827	wndFocus->SendMessageA(CB_SHOWDROPDOWN, FALSE, 0 );
828	}
829	}
830	return DefWindowProcA( msg, wParam, lParam );
831	}
832
833	case WM_GETFONT:
834	return hUserFont;
835
836	case WM_CLOSE:
837	PostMessageA(getWindowHandle(), WM_COMMAND, IDCANCEL, (LPARAM)GetDlgItem( getWindowHandle(), IDCANCEL ) );
838	return 0;
839
840	case WM_NOTIFYFORMAT:
841	return DefWindowProcA(msg, wParam, lParam );
842	}
843	return 0;
844	}
845	//******************************************************************************
846	//******************************************************************************
847	LRESULT Win32Dialog::DefDlgProcA(UINT Msg, WPARAM wParam, LPARAM lParam)
848	{
849	BOOL result = FALSE;
850
851	msgResult = 0;
852
853	if (Win32DlgProc) { /* Call dialog procedure */
854	result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
855	}
856
857	if (!result && IsWindow())
858	{
859	/* callback didn't process this message */
860	switch(Msg)
861	{
862	case WM_ERASEBKGND:
863	case WM_SHOWWINDOW:
864	case WM_ACTIVATE:
865	case WM_SETFOCUS:
866	case DM_SETDEFID:
867	case DM_GETDEFID:
868	case WM_NEXTDLGCTL:
869	case WM_GETFONT:
870	case WM_CLOSE:
871	case WM_NCDESTROY:
872	case WM_ENTERMENULOOP:
873	case WM_LBUTTONDOWN:
874	case WM_NCLBUTTONDOWN:
875	return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
876
877	case WM_INITDIALOG:
878	case WM_VKEYTOITEM:
879	case WM_COMPAREITEM:
880	case WM_CHARTOITEM:
881	break;
882
883	default:
884	return DefWindowProcA(Msg, wParam, lParam );
885	}
886	}
887	return DefDlg_Epilog(Msg, result);
888	}
889	//******************************************************************************
890	//******************************************************************************
891	LRESULT Win32Dialog::DefDlgProcW(UINT Msg, WPARAM wParam, LPARAM lParam)
892	{
893	BOOL result = FALSE;
894
895	msgResult = 0;
896
897	if (Win32DlgProc) { /* Call dialog procedure */
898	result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
899	}
900
901	if (!result && IsWindow())
902	{
903	/* callback didn't process this message */
904	switch(Msg)
905	{
906	case WM_ERASEBKGND:
907	case WM_SHOWWINDOW:
908	case WM_ACTIVATE:
909	case WM_SETFOCUS:
910	case DM_SETDEFID:
911	case DM_GETDEFID:
912	case WM_NEXTDLGCTL:
913	case WM_GETFONT:
914	case WM_CLOSE:
915	case WM_NCDESTROY:
916	case WM_ENTERMENULOOP:
917	case WM_LBUTTONDOWN:
918	case WM_NCLBUTTONDOWN:
919	return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
920
921	case WM_INITDIALOG:
922	case WM_VKEYTOITEM:
923	case WM_COMPAREITEM:
924	case WM_CHARTOITEM:
925	break;
926
927	default:
928	return DefWindowProcW(Msg, wParam, lParam );
929	}
930	}
931	return DefDlg_Epilog(Msg, result);
932	}
933	/***********************************************************************
934	* DEFDLG_Epilog
935	*/
936	LRESULT Win32Dialog::DefDlg_Epilog(UINT msg, BOOL fResult)
937	{
938	/* see SDK 3.1 */
939	if ((msg >= WM_CTLCOLORMSGBOX && msg <= WM_CTLCOLORSTATIC) \|\|
940	msg == WM_CTLCOLOR \|\| msg == WM_COMPAREITEM \|\|
941	msg == WM_VKEYTOITEM \|\| msg == WM_CHARTOITEM \|\|
942	msg == WM_QUERYDRAGICON \|\| msg == WM_INITDIALOG)
943	return fResult;
944
945	return msgResult;
946	}
947	/***********************************************************************
948	* DEFDLG_SetFocus
949	*
950	* Set the focus to a control of the dialog, selecting the text if
951	* the control is an edit dialog.
952	*/
953	void Win32Dialog::setFocus(HWND hwndCtrl )
954	{
955	HWND hwndPrev = GetFocus();
956
957	if (IsChild( hwndPrev ))
958	{
959	if (::SendMessageA( hwndPrev, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
960	::SendMessageA( hwndPrev, EM_SETSEL, TRUE, MAKELONG( -1, 0 ) );
961	}
962	if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
963	::SendMessageA(hwndCtrl, EM_SETSEL, FALSE, MAKELONG( 0, -1 ) );
964	SetFocus( hwndCtrl );
965	}
966
967
968	/***********************************************************************
969	* DEFDLG_SaveFocus
970	*/
971	BOOL Win32Dialog::saveFocus()
972	{
973	HWND hwndCurrentFocus = GetFocus();
974
975	if (!hwndCurrentFocus \|\| !IsChild( hwndCurrentFocus )) return FALSE;
976
977	hwndFocus = hwndCurrentFocus;
978	/* Remove default button */
979	return TRUE;
980	}
981
982
983	/***********************************************************************
984	* DEFDLG_RestoreFocus
985	*/
986	BOOL Win32Dialog::restoreFocus()
987	{
988	if (!hwndFocus \|\| IsWindowIconic()) return FALSE;
989
990	if (!::IsWindow( hwndFocus )) return FALSE;
991
992	/* Don't set the focus back to controls if EndDialog is already called.*/
993	if (!(dialogFlags & DF_END))
994	setFocus(hwndFocus);
995
996	/* This used to set infoPtr->hwndFocus to NULL for no apparent reason,
997	sometimes losing focus when receiving WM_SETFOCUS messages. */
998	return TRUE;
999	}
1000
1001
1002	/***********************************************************************
1003	* DEFDLG_FindDefButton
1004	*
1005	* Find the current default push-button.
1006	*/
1007	HWND Win32Dialog::findDefButton()
1008	{
1009	HWND hwndChild = GetWindow( GW_CHILD );
1010	while (hwndChild)
1011	{
1012	if (::SendMessageA( hwndChild, WM_GETDLGCODE, 0, 0 ) & DLGC_DEFPUSHBUTTON)
1013	break;
1014	hwndChild = ::GetWindow( hwndChild, GW_HWNDNEXT );
1015	}
1016	return hwndChild;
1017	}
1018
1019
1020	/***********************************************************************
1021	* DEFDLG_SetDefButton
1022	*
1023	* Set the new default button to be hwndNew.
1024	*/
1025	BOOL Win32Dialog::setDefButton(HWND hwndNew )
1026	{
1027	if (hwndNew &&
1028	!(::SendMessageA(hwndNew, WM_GETDLGCODE, 0, 0 ) & DLGC_UNDEFPUSHBUTTON))
1029	return FALSE; /* Destination is not a push button */
1030
1031	if (idResult) /* There's already a default pushbutton */
1032	{
1033	HWND hwndOld = GetDlgItem( getWindowHandle(), idResult );
1034	if (::SendMessageA( hwndOld, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
1035	::SendMessageA( hwndOld, BM_SETSTYLE, BS_PUSHBUTTON, TRUE );
1036	}
1037	if (hwndNew)
1038	{
1039	::SendMessageA( hwndNew, BM_SETSTYLE, BS_DEFPUSHBUTTON, TRUE );
1040	idResult = GetDlgCtrlID( hwndNew );
1041	}
1042	else idResult = 0;
1043	return TRUE;
1044	}
1045	//******************************************************************************
1046	//******************************************************************************
1047	BOOL Win32Dialog::endDialog(int retval)
1048	{
1049	dialogFlags \|= DF_END;
1050	idResult = retval;
1051	return TRUE;
1052	}
1053	//******************************************************************************
1054	//******************************************************************************
1055	LONG Win32Dialog::SetWindowLongA(int index, ULONG value, BOOL fUnicode)
1056	{
1057	LONG oldval;
1058
1059	dprintf2(("Win32Dialog::SetWindowLongA %x %d %x", getWindowHandle(), index, value));
1060	switch(index)
1061	{
1062	case DWL_DLGPROC:
1063	oldval = (LONG)WINPROC_GetProc(Win32DlgProc, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A);
1064	WINPROC_SetProc((HWINDOWPROC *)&Win32DlgProc, (WNDPROC)value, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A, WIN_PROC_WINDOW);
1065	return oldval;
1066	case DWL_MSGRESULT:
1067	oldval = msgResult;
1068	msgResult = value;
1069	return oldval;
1070	case DWL_USER:
1071	oldval = userDlgData;
1072	userDlgData = value;
1073	return oldval;
1074	default:
1075	return Win32BaseWindow::SetWindowLongA(index, value);
1076	}
1077	}
1078	//******************************************************************************
1079	//******************************************************************************
1080	ULONG Win32Dialog::GetWindowLongA(int index, BOOL fUnicode)
1081	{
1082	dprintf2(("Win32Dialog::GetWindowLongA %x %d", getWindowHandle(), index));
1083	switch(index)
1084	{
1085	case DWL_DLGPROC:
1086	return (ULONG)WINPROC_GetProc(Win32DlgProc, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A);
1087	case DWL_MSGRESULT:
1088	return msgResult;
1089	case DWL_USER:
1090	return userDlgData;
1091	default:
1092	return Win32BaseWindow::GetWindowLongA(index);
1093	}
1094	}
1095	//******************************************************************************
1096	//******************************************************************************
1097	BOOL DIALOG_Register()
1098	{
1099	WNDCLASSA wndClass;
1100
1101	ZeroMemory(&wndClass,sizeof(WNDCLASSA));
1102	wndClass.style = CS_GLOBALCLASS \| CS_SAVEBITS;
1103	wndClass.lpfnWndProc = (WNDPROC)DefDlgProcA;
1104	wndClass.cbClsExtra = 0;
1105	wndClass.cbWndExtra = 0;
1106	wndClass.hCursor = LoadCursorA(0,IDC_ARROWA);
1107	wndClass.hbrBackground = GetSysColorBrush(COLOR_BTNFACE);
1108	wndClass.lpszClassName = DIALOG_CLASS_NAMEA;
1109
1110	return RegisterClassA(&wndClass);
1111	}
1112	//******************************************************************************
1113	//******************************************************************************
1114	BOOL DIALOG_Unregister()
1115	{
1116	if (GlobalFindAtomA(DIALOG_CLASS_NAMEA))
1117	return UnregisterClassA(DIALOG_CLASS_NAMEA,(HINSTANCE)NULL);
1118	else return FALSE;
1119	}
1120	//******************************************************************************
1121	//******************************************************************************
1122	BOOL Win32Dialog::fInitialized = FALSE;
1123	int Win32Dialog::xBaseUnit = 10;
1124	int Win32Dialog::yBaseUnit = 20;

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