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source: trunk/src/user32/win32dlg.cpp@ 3027

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Last change on this file since 3027 was 2881, checked in by sandervl, 26 years ago
WS_MAXIMIZE & WS_MINIMIZE flags updated when necessary & RedrawWindow changes
File size: 33.3 KB

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1	/* $Id: win32dlg.cpp,v 1.46 2000-02-24 19:19:08 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	/* (see CreateFont() documentation in the Windows SDK). */
80	hUserFont = CreateFontW(-(dlgInfo.pointSize*3)/2, 0, 0, 0,
81	dlgInfo.weight, dlgInfo.italic, FALSE,
82	FALSE, DEFAULT_CHARSET, 0, 0, PROOF_QUALITY,
83	FF_DONTCARE, (LPCWSTR)dlgInfo.faceName );
84	if (hUserFont)
85	{
86	SIZE charSize;
87	getCharSize(hUserFont,&charSize);
88	xUnit = charSize.cx;
89	yUnit = charSize.cy;
90	}
91	}
92
93	//Set help id
94	setWindowContextHelpId(dlgInfo.helpId);
95
96	/* Create dialog main window */
97	rect.left = rect.top = 0;
98	rect.right = dlgInfo.cx * xUnit / 4;
99	rect.bottom = dlgInfo.cy * yUnit / 8;
100	if (dlgInfo.style & DS_MODALFRAME)
101	dlgInfo.exStyle \|= WS_EX_DLGMODALFRAME;
102
103	AdjustWindowRectEx( &rect, dlgInfo.style, hMenu ? TRUE : FALSE , dlgInfo.exStyle );
104	rect.right -= rect.left;
105	rect.bottom -= rect.top;
106
107	if ((INT16)dlgInfo.x == CW_USEDEFAULT16)
108	{
109	rect.left = rect.top = CW_USEDEFAULT;
110	}
111	else
112	{
113	if (dlgInfo.style & DS_CENTER)
114	{
115	rect.left = (GetSystemMetrics(SM_CXSCREEN) - rect.right) / 2;
116	rect.top = (GetSystemMetrics(SM_CYSCREEN) - rect.bottom) / 2;
117	}
118	else
119	{
120	rect.left += dlgInfo.x * xUnit / 4;
121	rect.top += dlgInfo.y * yUnit / 8;
122	}
123	if ( !(dlgInfo.style & WS_CHILD) )
124	{
125	INT dX, dY;
126
127	if( !(dlgInfo.style & DS_ABSALIGN) )
128	ClientToScreen(owner, (POINT *)&rect );
129
130	/* try to fit it into the desktop */
131
132	if( (dX = rect.left + rect.right + GetSystemMetrics(SM_CXDLGFRAME)
133	- GetSystemMetrics(SM_CXSCREEN)) > 0 ) rect.left -= dX;
134	if( (dY = rect.top + rect.bottom + GetSystemMetrics(SM_CYDLGFRAME)
135	- GetSystemMetrics(SM_CYSCREEN)) > 0 ) rect.top -= dY;
136	if( rect.left < 0 ) rect.left = 0;
137	if( rect.top < 0 ) rect.top = 0;
138	}
139	}
140
141	/* Create the dialog window */
142
143	/* Find the class atom */
144	if (!HIWORD(dlgInfo.className))
145	{
146	classAtom = (ATOM)LOWORD(dlgInfo.className);
147	}
148	else
149	if (!(classAtom = GlobalFindAtomW((LPWSTR)dlgInfo.className)))
150	{
151	SetLastError(ERROR_INVALID_PARAMETER);
152	return;
153	}
154	CREATESTRUCTA cs;
155	cs.lpCreateParams = NULL;
156	cs.hInstance = hInst;
157	cs.hMenu = hMenu;
158	cs.hwndParent = owner;
159	cs.x = rect.left;
160	cs.y = rect.top;
161	cs.cx = rect.right;
162	cs.cy = rect.bottom;
163	cs.style = dlgInfo.style & ~WS_VISIBLE;
164
165	if(!isUnicode) {
166	if(dlgInfo.caption) {
167	cs.lpszName = UnicodeToAsciiString((LPWSTR)dlgInfo.caption);
168	}
169	else cs.lpszName = 0;
170	if(HIWORD(cs.lpszClass)) {
171	cs.lpszClass = UnicodeToAsciiString((LPWSTR)dlgInfo.className);
172	}
173	else cs.lpszClass = dlgInfo.className;
174	}
175	else {
176	cs.lpszName = dlgInfo.caption;
177	cs.lpszClass = dlgInfo.className;
178	}
179	cs.dwExStyle = dlgInfo.exStyle;
180	if (dlgInfo.style & DS_CONTEXTHELP) cs.dwExStyle \|= WS_EX_CONTEXTHELP;
181
182	fIsDialog = TRUE;
183	WINPROC_SetProc((HWINDOWPROC *)&Win32DlgProc, (WNDPROC)dlgProc, (isUnicode) ? WIN_PROC_32W : WIN_PROC_32A, WIN_PROC_WINDOW);
184
185	this->tmpParam = param;
186	this->tmpDlgTemplate = (LPSTR)dlgTemplate;
187
188	if (CreateWindowExA(&cs, classAtom) == FALSE)
189	{
190	if (hUserFont) DeleteObject( hUserFont );
191	if (hMenu) DestroyMenu( hMenu );
192	SetLastError(ERROR_OUTOFMEMORY); //TODO: Wrong error
193	return;
194	}
195	SetLastError(0);
196	return;
197	}
198	//******************************************************************************
199	//******************************************************************************
200	Win32Dialog::~Win32Dialog()
201	{
202	if (hUserFont) DeleteObject( hUserFont );
203	if (hMenu) DestroyMenu( hMenu );
204
205	WINPROC_FreeProc(Win32DlgProc, WIN_PROC_WINDOW);
206	}
207	//******************************************************************************
208	//******************************************************************************
209	ULONG Win32Dialog::MsgCreate(HWND hwndFrame, HWND hwndClient)
210	{
211	CREATESTRUCTA *cs = tmpcs; //pointer to CREATESTRUCT used in CreateWindowExA method
212	LPARAM param = tmpParam;
213	LPSTR dlgTemplate = tmpDlgTemplate;
214
215	Win32BaseWindow::MsgCreate(hwndFrame, hwndClient);
216
217	if(!isUnicode) {
218	if(cs->lpszName) FreeAsciiString((LPSTR)cs->lpszName);
219	if(HIWORD(cs->lpszClass)) {
220	FreeAsciiString((LPSTR)cs->lpszClass);
221	}
222	}
223
224	if (hUserFont)
225	SendInternalMessageA(WM_SETFONT, (WPARAM)hUserFont, 0 );
226
227	/* Create controls */
228	if (createControls(dlgTemplate, hInstance))
229	{
230	dprintf(("******* DIALOG CONTROLS CREATED **********"));
231	/* Send initialisation messages and set focus */
232	hwndFocus = GetNextDlgTabItem( getWindowHandle(), 0, FALSE );
233
234	if (SendInternalMessageA(WM_INITDIALOG, (WPARAM)hwndFocus, param))
235	SetFocus(hwndFocus);
236
237	if (dlgInfo.style & WS_VISIBLE && !(getStyle() & WS_VISIBLE))
238	{
239	ShowWindow( SW_SHOWNORMAL ); /* SW_SHOW doesn't always work */
240	UpdateWindow( getWindowHandle() );
241	}
242	SetLastError(0);
243	dprintf(("******* DIALOG CREATED **********"));
244	return TRUE;
245	}
246	dprintf(("******* DIALOG CREATION FAILED! **********"));
247	return FALSE;
248	}
249	//******************************************************************************
250	//******************************************************************************
251	BOOL Win32Dialog::MapDialogRect(LPRECT rect)
252	{
253	rect->left = (rect->left * xUnit) / 4;
254	rect->right = (rect->right * xUnit) / 4;
255	rect->top = (rect->top * yUnit) / 8;
256	rect->bottom = (rect->bottom * yUnit) / 8;
257	return TRUE;
258	}
259	/***********************************************************************
260	* DIALOG_DoDialogBox
261	*/
262	INT Win32Dialog::doDialogBox()
263	{
264	Win32BaseWindow *topOwner;
265	MSG msg;
266	INT retval;
267
268	/* Owner must be a top-level window */
269	if(getOwner() == NULL) {
270	topOwner = windowDesktop;
271	}
272	else topOwner = getOwner()->GetTopParent();
273
274	if(topOwner == NULL) {
275	dprintf(("Dialog box has no top owner!!!"));
276	return -1;
277	}
278
279	if (!dialogFlags & DF_END) /* was EndDialog called in WM_INITDIALOG ? */
280	{
281	HWND hwndOldDialog;
282	BOOL bOldOwner;
283
284	fIsModalDialog = TRUE;
285	topOwner->EnableWindow(FALSE);
286
287	bOldOwner = topOwner->IsModalDialogOwner();
288	topOwner->setModalDialogOwner(TRUE);
289	hwndOldDialog = topOwner->getOS2HwndModalDialog();
290	topOwner->setOS2HwndModalDialog(OS2HwndFrame);
291	ShowWindow(SW_SHOW);
292
293	//CB: 100% CPU usage, need a better solution with OSLibWinGetMsg
294	// is WM_ENTERIDLE used and leaving away breaks an application?
295	// this style was useful for Win3.1 but today there are threads
296	// solution: send only few WM_ENTERIDLE messages
297
298	#if 1
299	while (TRUE)
300	{
301	if (!OSLibWinPeekMsg(&msg,0,0,0,PM_NOREMOVE))
302	{
303	if(!(getStyle() & DS_NOIDLEMSG))
304	topOwner->SendMessageA(WM_ENTERIDLE,MSGF_DIALOGBOX,getWindowHandle());
305	OSLibWinGetMsg(&msg,0,0,0);
306	}
307	else OSLibWinPeekMsg(&msg,0,0,0,PM_REMOVE);
308
309	if(msg.message == WM_QUIT)
310	{
311	dprintf(("Win32Dialog::doDialogBox: received WM_QUIT"));
312	break;
313	}
314	if (!IsDialogMessageA( getWindowHandle(), &msg))
315	{
316	TranslateMessage( &msg );
317	DispatchMessageA( &msg );
318	}
319	if (dialogFlags & DF_END)
320	break;
321	}
322	#else
323	while (TRUE) {
324	// while (OSLibWinPeekMsg(&msg, getWindowHandle(), owner, MSGF_DIALOGBOX,
325	// MSG_REMOVE, !(getStyle() & DS_NOIDLEMSG), NULL ))
326	// if(OSLibWinPeekMsg(&msg, topOwner->getOS2FrameWindowHandle(), 0, 0, MSG_REMOVE))
327	if(OSLibWinPeekMsg(&msg, 0, 0, 0, PM_REMOVE))
328	{
329	if(msg.message == WM_QUIT) {
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) break;
339	}
340	else {
341	if(!(getStyle() & DS_NOIDLEMSG)) {
342	topOwner->SendInternalMessageA(WM_ENTERIDLE, MSGF_DIALOGBOX, getWindowHandle());
343	}
344	}
345	}
346	#endif
347	topOwner->setModalDialogOwner(bOldOwner);
348	topOwner->setOS2HwndModalDialog(hwndOldDialog);
349	if (!bOldOwner) topOwner->EnableWindow(TRUE);
350	}
351	retval = idResult;
352	DestroyWindow();
353	return retval;
354	}
355	/***********************************************************************
356	* DIALOG_Init
357	*
358	* Initialisation of the dialog manager.
359	*/
360	BOOL Win32Dialog::DIALOG_Init(void)
361	{
362	HDC hdc;
363	SIZE size;
364
365	/* Calculate the dialog base units */
366	if (!(hdc = CreateDCA( "DISPLAY", NULL, NULL, NULL ))) return FALSE;
367	if (!getCharSizeFromDC( hdc, 0, &size )) return FALSE;
368	DeleteDC( hdc );
369	xBaseUnit = size.cx;
370	yBaseUnit = size.cy;
371
372	return TRUE;
373	}
374	/***********************************************************************
375	* DIALOG_GetCharSizeFromDC
376	*
377	*
378	* Calculates the true average size of English characters in the
379	* specified font as oppposed to the one returned by GetTextMetrics.
380	*/
381	BOOL Win32Dialog::getCharSizeFromDC( HDC hDC, HFONT hUserFont, SIZE * pSize )
382	{
383	BOOL Success = FALSE;
384	HFONT hUserFontPrev = 0;
385	pSize->cx = xBaseUnit;
386	pSize->cy = yBaseUnit;
387
388	if ( hDC )
389	{
390	/* select the font */
391	TEXTMETRICA tm;
392	memset(&tm,0,sizeof(tm));
393	if (hUserFont) hUserFontPrev = SelectFont(hDC,hUserFont);
394	if (GetTextMetricsA(hDC,&tm))
395	{
396	pSize->cx = tm.tmAveCharWidth;
397	pSize->cy = tm.tmHeight;
398
399	/* if variable width font */
400	if (tm.tmPitchAndFamily & TMPF_FIXED_PITCH)
401	{
402	SIZE total;
403	static const char szAvgChars[53] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
404
405	/* Calculate a true average as opposed to the one returned
406	* by tmAveCharWidth. This works better when dealing with
407	* proportional spaced fonts and (more important) that's
408	* how Microsoft's dialog creation code calculates the size
409	* of the font
410	*/
411	if (GetTextExtentPointA(hDC,szAvgChars,sizeof(szAvgChars),&total))
412	{
413	/* round up */
414	pSize->cx = ((2*total.cx/sizeof(szAvgChars)) + 1)/2;
415	Success = TRUE;
416	}
417	}
418	else
419	{
420	Success = TRUE;
421	}
422	}
423
424	/* select the original font */
425	if (hUserFontPrev) SelectFont(hDC,hUserFontPrev);
426	}
427	return (Success);
428	}
429	/***********************************************************************
430	* DIALOG_GetCharSize
431	*
432	*
433	* Calculates the true average size of English characters in the
434	* specified font as oppposed to the one returned by GetTextMetrics.
435	* A convenient variant of DIALOG_GetCharSizeFromDC.
436	*/
437	BOOL Win32Dialog::getCharSize( HFONT hUserFont, SIZE * pSize )
438	{
439	HDC hDC = GetDC(0);
440	BOOL Success = getCharSizeFromDC( hDC, hUserFont, pSize );
441	ReleaseDC(0, hDC);
442	return Success;
443	}
444	/***********************************************************************
445	* DIALOG_ParseTemplate32
446	*
447	* Fill a DLG_TEMPLATE structure from the dialog template, and return
448	* a pointer to the first control.
449	*/
450	LPCSTR Win32Dialog::parseTemplate( LPCSTR dlgtemplate, DLG_TEMPLATE * result )
451	{
452	const WORD p = (const WORD )dlgtemplate;
453
454	result->style = GET_DWORD(p); p += 2;
455	if (result->style == 0xffff0001) /* DIALOGEX resource */
456	{
457	result->dialogEx = TRUE;
458	result->helpId = GET_DWORD(p); p += 2;
459	result->exStyle = GET_DWORD(p); p += 2;
460	result->style = GET_DWORD(p); p += 2;
461	}
462	else
463	{
464	result->dialogEx = FALSE;
465	result->helpId = 0;
466	result->exStyle = GET_DWORD(p); p += 2;
467	}
468	result->nbItems = GET_WORD(p); p++;
469	result->x = GET_WORD(p); p++;
470	result->y = GET_WORD(p); p++;
471	result->cx = GET_WORD(p); p++;
472	result->cy = GET_WORD(p); p++;
473
474	/* Get the menu name */
475
476	switch(GET_WORD(p))
477	{
478	case 0x0000:
479	result->menuName = NULL;
480	p++;
481	break;
482	case 0xffff:
483	result->menuName = (LPCSTR)(UINT)GET_WORD( p + 1 );
484	p += 2;
485	break;
486	default:
487	result->menuName = (LPCSTR)p;
488	p += lstrlenW( (LPCWSTR)p ) + 1;
489	break;
490	}
491
492	/* Get the class name */
493	switch(GET_WORD(p))
494	{
495	case 0x0000:
496	result->className = (LPCSTR)DIALOG_CLASS_NAMEW;
497	p++;
498	break;
499	case 0xffff:
500	result->className = (LPCSTR)(UINT)GET_WORD( p + 1 );
501	p += 2;
502	break;
503	default:
504	result->className = (LPCSTR)p;
505	p += lstrlenW( (LPCWSTR)p ) + 1;
506	break;
507	}
508
509	/* Get the window caption */
510
511	result->caption = (LPCSTR)p;
512	p += lstrlenW( (LPCWSTR)p ) + 1;
513
514	/* Get the font name */
515
516	if (result->style & DS_SETFONT)
517	{
518	result->pointSize = GET_WORD(p);
519	p++;
520	if (result->dialogEx)
521	{
522	result->weight = GET_WORD(p); p++;
523	result->italic = LOBYTE(GET_WORD(p)); p++;
524	}
525	else
526	{
527	result->weight = FW_DONTCARE;
528	result->italic = FALSE;
529	}
530	result->faceName = (LPCSTR)p;
531	p += lstrlenW( (LPCWSTR)p ) + 1;
532	}
533
534	/* First control is on dword boundary */
535	return (LPCSTR)((((int)p) + 3) & ~3);
536	}
537	/***********************************************************************
538	* DIALOG_GetControl32
539	*
540	* Return the class and text of the control pointed to by ptr,
541	* fill the header structure and return a pointer to the next control.
542	*/
543	WORD Win32Dialog::getControl(const WORD p, DLG_CONTROL_INFO *info, BOOL dialogEx)
544	{
545	if (dialogEx)
546	{
547	info->helpId = GET_DWORD(p); p += 2;
548	info->exStyle = GET_DWORD(p); p += 2;
549	info->style = GET_DWORD(p); p += 2;
550	}
551	else
552	{
553	info->helpId = 0;
554	info->style = GET_DWORD(p); p += 2;
555	info->exStyle = GET_DWORD(p); p += 2;
556	}
557	info->x = GET_WORD(p); p++;
558	info->y = GET_WORD(p); p++;
559	info->cx = GET_WORD(p); p++;
560	info->cy = GET_WORD(p); p++;
561
562	if (dialogEx)
563	{
564	/* id is a DWORD for DIALOGEX */
565	info->id = GET_DWORD(p);
566	p += 2;
567	}
568	else
569	{
570	info->id = GET_WORD(p);
571	p++;
572	}
573
574	if (GET_WORD(p) == 0xffff)
575	{
576	static const WCHAR class_names[6][10] =
577	{
578	{ 'B','u','t','t','o','n', }, /* 0x80 */
579	{ 'E','d','i','t', }, /* 0x81 */
580	{ 'S','t','a','t','i','c', }, /* 0x82 */
581	{ 'L','i','s','t','B','o','x', }, /* 0x83 */
582	{ 'S','c','r','o','l','l','B','a','r', }, /* 0x84 */
583	{ 'C','o','m','b','o','B','o','x', } /* 0x85 */
584	};
585	WORD id = GET_WORD(p+1);
586	if ((id >= 0x80) && (id <= 0x85))
587	info->className = (LPCSTR)class_names[id - 0x80];
588	else
589	{
590	info->className = NULL;
591	dprintf(("Unknown built-in class id %04x\n", id ));
592	}
593	p += 2;
594	}
595	else
596	{
597	info->className = (LPCSTR)p;
598	p += lstrlenW( (LPCWSTR)p ) + 1;
599	}
600
601	if (GET_WORD(p) == 0xffff) /* Is it an integer id? */
602	{
603	info->windowName = (LPCSTR)(UINT)GET_WORD(p + 1);
604	p += 2;
605	}
606	else
607	{
608	info->windowName = (LPCSTR)p;
609	p += lstrlenW( (LPCWSTR)p ) + 1;
610	}
611
612	if (GET_WORD(p))
613	{
614	info->data = (LPVOID)(p + 1);
615	p += GET_WORD(p) / sizeof(WORD);
616	}
617	else info->data = NULL;
618	p++;
619
620	/* Next control is on dword boundary */
621	return (WORD *)((((int)p) + 3) & ~3);
622	}
623
624
625	/***********************************************************************
626	* DIALOG_CreateControls
627	*
628	* Create the control windows for a dialog.
629	*/
630	BOOL Win32Dialog::createControls(LPCSTR dlgtemplate, HINSTANCE hInst)
631	{
632	DLG_CONTROL_INFO info;
633	HWND hwndCtrl, hwndDefButton = 0;
634	INT items = dlgInfo.nbItems;
635
636	while (items--)
637	{
638	dlgtemplate = (LPCSTR)getControl( (WORD *)dlgtemplate, &info, dlgInfo.dialogEx );
639
640	dprintf(("Create CONTROL %d", info.id));
641	char *classNameA = NULL;
642	char *windowNameA = NULL;
643
644	if(HIWORD(info.className)) {
645	classNameA = UnicodeToAsciiString((LPWSTR)info.className);
646	}
647	else classNameA = (char *)info.className;
648
649	if(HIWORD(info.windowName)) {
650	windowNameA = UnicodeToAsciiString((LPWSTR)info.windowName);
651	}
652	else windowNameA = (char *)info.windowName;
653
654	hwndCtrl = ::CreateWindowExA( info.exStyle \| WS_EX_NOPARENTNOTIFY,
655	classNameA,
656	windowNameA,
657	info.style \| WS_CHILD \| WS_CLIPSIBLINGS,
658	info.x * xUnit / 4,
659	info.y * yUnit / 8,
660	info.cx * xUnit / 4,
661	info.cy * yUnit / 8,
662	getWindowHandle(), (HMENU)info.id,
663	hInst, info.data );
664	if(HIWORD(classNameA)) {
665	FreeAsciiString(classNameA);
666	}
667	if(HIWORD(windowNameA)) {
668	FreeAsciiString(windowNameA);
669	}
670
671	if (!hwndCtrl) return FALSE;
672
673	/* Send initialisation messages to the control */
674	if (hUserFont) ::SendMessageA( hwndCtrl, WM_SETFONT, (WPARAM)hUserFont, 0 );
675
676	if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
677	{
678	/* If there's already a default push-button, set it back */
679	/* to normal and use this one instead. */
680	if (hwndDefButton)
681	::SendMessageA( hwndDefButton, BM_SETSTYLE,
682	BS_PUSHBUTTON,FALSE );
683	hwndDefButton = hwndCtrl;
684	idResult = ::GetWindowWord( hwndCtrl, GWW_ID );
685	}
686	dprintf(("Create CONTROL %d DONE", info.id));
687	}
688	return TRUE;
689	}
690	/***********************************************************************
691	* DEFDLG_Proc
692	*
693	* Implementation of DefDlgProc(). Only handle messages that need special
694	* handling for dialogs.
695	*/
696	LRESULT Win32Dialog::DefDlg_Proc(UINT msg, WPARAM wParam, LPARAM lParam)
697	{
698	switch(msg)
699	{
700	case WM_ERASEBKGND:
701	{
702	RECT rect;
703	int rc;
704
705	if (!windowClass \|\| !windowClass->getBackgroundBrush()) return 0;
706
707	rc = GetClipBox( (HDC)wParam, &rect );
708	if ((rc == SIMPLEREGION) \|\| (rc == COMPLEXREGION))
709	{
710	HBRUSH hBrush = windowClass->getBackgroundBrush();
711
712	if (hBrush <= (HBRUSH)(SYSCOLOR_GetLastColor()+1))
713	hBrush = GetSysColorBrush(hBrush-1);
714
715	FillRect( (HDC)wParam, &rect, hBrush);
716	}
717
718	return 1;
719	}
720
721	case WM_NCDESTROY:
722	/* Free dialog heap (if created) */
723	#if 0
724	if (dlgInfo->hDialogHeap)
725	{
726	GlobalUnlock16(dlgInfo->hDialogHeap);
727	GlobalFree16(dlgInfo->hDialogHeap);
728	dlgInfo->hDialogHeap = 0;
729	}
730	#endif
731	/* Delete font */
732	if (hUserFont)
733	{
734	DeleteObject( hUserFont );
735	hUserFont = 0;
736	}
737
738	/* Delete menu */
739	if (hMenu)
740	{
741	DestroyMenu( hMenu );
742	hMenu = 0;
743	}
744
745	/* Delete window procedure */
746	Win32DlgProc = 0;
747	dialogFlags \|= DF_END; /* just in case */
748
749	/* Window clean-up */
750	return DefWindowProcA(msg, wParam, lParam );
751
752	case WM_SHOWWINDOW:
753	if (!wParam) saveFocus();
754	return DefWindowProcA(msg, wParam, lParam );
755
756	case WM_ACTIVATE:
757	if (wParam) {
758	restoreFocus();
759	}
760	else saveFocus();
761	return 0;
762
763	case WM_SETFOCUS:
764	restoreFocus();
765	return 0;
766
767	case DM_SETDEFID:
768	if (dialogFlags & DF_END)
769	return 1;
770
771	setDefButton(wParam ? GetDlgItem( getWindowHandle(), wParam ) : 0 );
772	return 1;
773
774	case DM_GETDEFID:
775	{
776	HWND hwndDefId;
777	if (dialogFlags & DF_END) return 0;
778	if (idResult)
779	return MAKELONG( idResult, DC_HASDEFID );
780	if ((hwndDefId = findDefButton()) != 0)
781	return MAKELONG( GetDlgCtrlID( hwndDefId ), DC_HASDEFID);
782
783	return 0;
784	}
785
786	case WM_NEXTDLGCTL:
787	{
788	HWND hwndDest = (HWND)wParam;
789	if (!lParam)
790	hwndDest = GetNextDlgTabItem(getWindowHandle(), GetFocus(), wParam);
791	if (hwndDest) setFocus( hwndDest );
792	setDefButton( hwndDest );
793	return 0;
794	}
795
796	case WM_ENTERMENULOOP:
797	case WM_LBUTTONDOWN:
798	case WM_NCLBUTTONDOWN:
799	{
800	HWND hwndCurFocus = GetFocus();
801	if (hwndCurFocus)
802	{
803	Win32BaseWindow *wndFocus = Win32BaseWindow::GetWindowFromHandle(hwndFocus);
804
805	if(wndFocus)
806	{
807	/* always make combo box hide its listbox control */
808	if( CONTROLS_IsControl( wndFocus, COMBOBOX_CONTROL ) )
809	wndFocus->SendMessageA(CB_SHOWDROPDOWN, FALSE, 0 );
810	else
811	if( CONTROLS_IsControl( wndFocus, EDIT_CONTROL ) &&
812	CONTROLS_IsControl( wndFocus->getParent(), COMBOBOX_CONTROL ))
813	wndFocus->SendMessageA(CB_SHOWDROPDOWN, FALSE, 0 );
814	}
815	}
816	return DefWindowProcA( msg, wParam, lParam );
817	}
818
819	case WM_GETFONT:
820	return hUserFont;
821
822	case WM_CLOSE:
823	PostMessageA(getWindowHandle(), WM_COMMAND, IDCANCEL, (LPARAM)GetDlgItem( getWindowHandle(), IDCANCEL ) );
824	return 0;
825
826	case WM_NOTIFYFORMAT:
827	return DefWindowProcA(msg, wParam, lParam );
828	}
829	return 0;
830	}
831	//******************************************************************************
832	//******************************************************************************
833	LRESULT Win32Dialog::DefDlgProcA(UINT Msg, WPARAM wParam, LPARAM lParam)
834	{
835	BOOL result = FALSE;
836
837	msgResult = 0;
838
839	if (Win32DlgProc) { /* Call dialog procedure */
840	result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
841	}
842
843	if (!result && IsWindow())
844	{
845	/* callback didn't process this message */
846	switch(Msg)
847	{
848	case WM_ERASEBKGND:
849	case WM_SHOWWINDOW:
850	case WM_ACTIVATE:
851	case WM_SETFOCUS:
852	case DM_SETDEFID:
853	case DM_GETDEFID:
854	case WM_NEXTDLGCTL:
855	case WM_GETFONT:
856	case WM_CLOSE:
857	case WM_NCDESTROY:
858	case WM_ENTERMENULOOP:
859	case WM_LBUTTONDOWN:
860	case WM_NCLBUTTONDOWN:
861	return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
862
863	case WM_INITDIALOG:
864	case WM_VKEYTOITEM:
865	case WM_COMPAREITEM:
866	case WM_CHARTOITEM:
867	break;
868
869	default:
870	return DefWindowProcA(Msg, wParam, lParam );
871	}
872	}
873	return DefDlg_Epilog(Msg, result);
874	}
875	//******************************************************************************
876	//******************************************************************************
877	LRESULT Win32Dialog::DefDlgProcW(UINT Msg, WPARAM wParam, LPARAM lParam)
878	{
879	BOOL result = FALSE;
880
881	msgResult = 0;
882
883	if (Win32DlgProc) { /* Call dialog procedure */
884	result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
885	}
886
887	if (!result && IsWindow())
888	{
889	/* callback didn't process this message */
890	switch(Msg)
891	{
892	case WM_ERASEBKGND:
893	case WM_SHOWWINDOW:
894	case WM_ACTIVATE:
895	case WM_SETFOCUS:
896	case DM_SETDEFID:
897	case DM_GETDEFID:
898	case WM_NEXTDLGCTL:
899	case WM_GETFONT:
900	case WM_CLOSE:
901	case WM_NCDESTROY:
902	case WM_ENTERMENULOOP:
903	case WM_LBUTTONDOWN:
904	case WM_NCLBUTTONDOWN:
905	return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
906
907	case WM_INITDIALOG:
908	case WM_VKEYTOITEM:
909	case WM_COMPAREITEM:
910	case WM_CHARTOITEM:
911	break;
912
913	default:
914	return DefWindowProcW(Msg, wParam, lParam );
915	}
916	}
917	return DefDlg_Epilog(Msg, result);
918	}
919	/***********************************************************************
920	* DEFDLG_Epilog
921	*/
922	LRESULT Win32Dialog::DefDlg_Epilog(UINT msg, BOOL fResult)
923	{
924	/* see SDK 3.1 */
925	if ((msg >= WM_CTLCOLORMSGBOX && msg <= WM_CTLCOLORSTATIC) \|\|
926	msg == WM_CTLCOLOR \|\| msg == WM_COMPAREITEM \|\|
927	msg == WM_VKEYTOITEM \|\| msg == WM_CHARTOITEM \|\|
928	msg == WM_QUERYDRAGICON \|\| msg == WM_INITDIALOG)
929	return fResult;
930
931	return msgResult;
932	}
933	/***********************************************************************
934	* DEFDLG_SetFocus
935	*
936	* Set the focus to a control of the dialog, selecting the text if
937	* the control is an edit dialog.
938	*/
939	void Win32Dialog::setFocus(HWND hwndCtrl )
940	{
941	HWND hwndPrev = GetFocus();
942
943	if (IsChild( hwndPrev ))
944	{
945	if (::SendMessageA( hwndPrev, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
946	::SendMessageA( hwndPrev, EM_SETSEL, TRUE, MAKELONG( -1, 0 ) );
947	}
948	if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
949	::SendMessageA(hwndCtrl, EM_SETSEL, FALSE, MAKELONG( 0, -1 ) );
950	SetFocus( hwndCtrl );
951	}
952
953
954	/***********************************************************************
955	* DEFDLG_SaveFocus
956	*/
957	BOOL Win32Dialog::saveFocus()
958	{
959	HWND hwndCurrentFocus = GetFocus();
960
961	if (!hwndCurrentFocus \|\| !IsChild( hwndCurrentFocus )) return FALSE;
962
963	hwndFocus = hwndCurrentFocus;
964	/* Remove default button */
965	return TRUE;
966	}
967
968
969	/***********************************************************************
970	* DEFDLG_RestoreFocus
971	*/
972	BOOL Win32Dialog::restoreFocus()
973	{
974	if (!hwndFocus \|\| IsWindowIconic()) return FALSE;
975
976	if (!::IsWindow( hwndFocus )) return FALSE;
977
978	/* Don't set the focus back to controls if EndDialog is already called.*/
979	if (!(dialogFlags & DF_END))
980	setFocus(hwndFocus);
981
982	/* This used to set infoPtr->hwndFocus to NULL for no apparent reason,
983	sometimes losing focus when receiving WM_SETFOCUS messages. */
984	return TRUE;
985	}
986
987
988	/***********************************************************************
989	* DEFDLG_FindDefButton
990	*
991	* Find the current default push-button.
992	*/
993	HWND Win32Dialog::findDefButton()
994	{
995	HWND hwndChild = GetWindow( GW_CHILD );
996	while (hwndChild)
997	{
998	if (::SendMessageA( hwndChild, WM_GETDLGCODE, 0, 0 ) & DLGC_DEFPUSHBUTTON)
999	break;
1000	hwndChild = ::GetWindow( hwndChild, GW_HWNDNEXT );
1001	}
1002	return hwndChild;
1003	}
1004
1005
1006	/***********************************************************************
1007	* DEFDLG_SetDefButton
1008	*
1009	* Set the new default button to be hwndNew.
1010	*/
1011	BOOL Win32Dialog::setDefButton(HWND hwndNew )
1012	{
1013	if (hwndNew &&
1014	!(::SendMessageA(hwndNew, WM_GETDLGCODE, 0, 0 ) & DLGC_UNDEFPUSHBUTTON))
1015	return FALSE; /* Destination is not a push button */
1016
1017	if (idResult) /* There's already a default pushbutton */
1018	{
1019	HWND hwndOld = GetDlgItem( getWindowHandle(), idResult );
1020	if (::SendMessageA( hwndOld, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
1021	::SendMessageA( hwndOld, BM_SETSTYLE, BS_PUSHBUTTON, TRUE );
1022	}
1023	if (hwndNew)
1024	{
1025	::SendMessageA( hwndNew, BM_SETSTYLE, BS_DEFPUSHBUTTON, TRUE );
1026	idResult = GetDlgCtrlID( hwndNew );
1027	}
1028	else idResult = 0;
1029	return TRUE;
1030	}
1031	//******************************************************************************
1032	//******************************************************************************
1033	BOOL Win32Dialog::endDialog(int retval)
1034	{
1035	dialogFlags \|= DF_END;
1036	idResult = retval;
1037	return TRUE;
1038	}
1039	//******************************************************************************
1040	//******************************************************************************
1041	LONG Win32Dialog::SetWindowLongA(int index, ULONG value, BOOL fUnicode)
1042	{
1043	LONG oldval;
1044
1045	dprintf2(("Win32Dialog::SetWindowLongA %x %d %x", getWindowHandle(), index, value));
1046	switch(index)
1047	{
1048	case DWL_DLGPROC:
1049	oldval = (LONG)WINPROC_GetProc(Win32DlgProc, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A);
1050	WINPROC_SetProc((HWINDOWPROC *)&Win32DlgProc, (WNDPROC)value, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A, WIN_PROC_WINDOW);
1051	return oldval;
1052	case DWL_MSGRESULT:
1053	oldval = msgResult;
1054	msgResult = value;
1055	return oldval;
1056	case DWL_USER:
1057	oldval = userDlgData;
1058	userDlgData = value;
1059	return oldval;
1060	default:
1061	return Win32BaseWindow::SetWindowLongA(index, value);
1062	}
1063	}
1064	//******************************************************************************
1065	//******************************************************************************
1066	ULONG Win32Dialog::GetWindowLongA(int index, BOOL fUnicode)
1067	{
1068	dprintf2(("Win32Dialog::GetWindowLongA %x %d", getWindowHandle(), index));
1069	switch(index)
1070	{
1071	case DWL_DLGPROC:
1072	return (ULONG)WINPROC_GetProc(Win32DlgProc, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A);
1073	case DWL_MSGRESULT:
1074	return msgResult;
1075	case DWL_USER:
1076	return userDlgData;
1077	default:
1078	return Win32BaseWindow::GetWindowLongA(index);
1079	}
1080	}
1081	//******************************************************************************
1082	//******************************************************************************
1083	BOOL DIALOG_Register()
1084	{
1085	WNDCLASSA wndClass;
1086
1087	ZeroMemory(&wndClass,sizeof(WNDCLASSA));
1088	wndClass.style = CS_GLOBALCLASS \| CS_SAVEBITS;
1089	wndClass.lpfnWndProc = (WNDPROC)DefDlgProcA;
1090	wndClass.cbClsExtra = 0;
1091	wndClass.cbWndExtra = 0;
1092	wndClass.hCursor = LoadCursorA(0,IDC_ARROWA);
1093	wndClass.hbrBackground = GetSysColorBrush(COLOR_BTNFACE);
1094	wndClass.lpszClassName = DIALOG_CLASS_NAMEA;
1095
1096	return RegisterClassA(&wndClass);
1097	}
1098	//******************************************************************************
1099	//******************************************************************************
1100	BOOL DIALOG_Unregister()
1101	{
1102	if (GlobalFindAtomA(DIALOG_CLASS_NAMEA))
1103	return UnregisterClassA(DIALOG_CLASS_NAMEA,(HINSTANCE)NULL);
1104	else return FALSE;
1105	}
1106	//******************************************************************************
1107	//******************************************************************************
1108	BOOL Win32Dialog::fInitialized = FALSE;
1109	int Win32Dialog::xBaseUnit = 10;
1110	int Win32Dialog::yBaseUnit = 20;

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