source: trunk/src/user32/win32dlg.cpp@ 5473

Last change on this file since 5473 was 5473, checked in by sandervl, 24 years ago

compile fix
File size: 35.2 KB
Line 
1/* $Id: win32dlg.cpp,v 1.61 2001-04-04 09:32:25 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#include <unicode.h>
28
29#define DBG_LOCALLOG DBG_win32dlg
30#include "dbglocal.h"
31
32#define DEFAULT_DLGFONT "9.WarpSans"
33
34//******************************************************************************
35//******************************************************************************
36Win32Dialog::Win32Dialog(HINSTANCE hInst, LPCSTR dlgTemplate, HWND owner,
37 DLGPROC dlgProc, LPARAM param, BOOL isUnicode)
38 : Win32BaseWindow(OBJTYPE_DIALOG)
39{
40 RECT rect;
41 WORD style;
42 ATOM classAtom;
43
44 this->isUnicode = isUnicode;
45 hUserFont = 0;
46 hMenu = 0;
47 hwndFocus = 0;
48 Win32DlgProc = 0;
49 msgResult = 0;
50 userDlgData = 0;
51 idResult = 0;
52 dialogFlags = 0;
53 fDialogInit = FALSE;
54 memset(&dlgInfo, 0, sizeof(dlgInfo));
55
56 dprintf(("********* CREATE DIALOG ************"));
57 if(fInitialized == FALSE) {
58 if(DIALOG_Init() == FALSE) {
59 dprintf(("DIALOG_Init FAILED!"));
60 DebugInt3();
61 SetLastError(ERROR_GEN_FAILURE);
62 return;
63 }
64 fInitialized = TRUE;
65 }
66 xUnit = xBaseUnit;
67 yUnit = yBaseUnit;
68
69 /* Parse dialog template */
70 dlgTemplate = parseTemplate(dlgTemplate, &dlgInfo);
71
72 /* Load menu */
73 if (dlgInfo.menuName)
74 {
75 hMenu = LoadMenuW( hInst, (LPCWSTR)dlgInfo.menuName );
76 }
77
78 /* Create custom font if needed */
79 if (dlgInfo.style & DS_SETFONT)
80 {
81 /* The font height must be negative as it is a point size */
82 /* and must be converted to pixels first */
83 /* (see CreateFont() documentation in the Windows SDK). */
84 HDC dc = GetDC(0);
85 int pixels = dlgInfo.pointSize * GetDeviceCaps(dc , LOGPIXELSY)/72;
86 ReleaseDC(0, dc);
87
88 hUserFont = CreateFontW(-pixels, 0, 0, 0,
89 dlgInfo.weight, dlgInfo.italic, FALSE,
90 FALSE, DEFAULT_CHARSET, 0, 0, PROOF_QUALITY,
91 FF_DONTCARE, (LPCWSTR)dlgInfo.faceName );
92 if (hUserFont)
93 {
94 SIZE charSize;
95 getCharSize(hUserFont,&charSize);
96 xUnit = charSize.cx;
97 yUnit = charSize.cy;
98 }
99 }
100
101 //Set help id
102 setWindowContextHelpId(dlgInfo.helpId);
103
104 /* Create dialog main window */
105 rect.left = rect.top = 0;
106 rect.right = dlgInfo.cx * xUnit / 4;
107 rect.bottom = dlgInfo.cy * yUnit / 8;
108 if (dlgInfo.style & DS_MODALFRAME)
109 dlgInfo.exStyle |= WS_EX_DLGMODALFRAME;
110
111 AdjustWindowRectEx( &rect, dlgInfo.style, hMenu ? TRUE : FALSE , dlgInfo.exStyle );
112 rect.right -= rect.left;
113 rect.bottom -= rect.top;
114
115 if ((INT16)dlgInfo.x == CW_USEDEFAULT16)
116 {
117 rect.left = rect.top = CW_USEDEFAULT;
118 }
119 else
120 {
121 if (dlgInfo.style & DS_CENTER)
122 {
123 rect.left = (GetSystemMetrics(SM_CXSCREEN) - rect.right) / 2;
124 rect.top = (GetSystemMetrics(SM_CYSCREEN) - rect.bottom) / 2;
125 }
126 else
127 {
128 rect.left += dlgInfo.x * xUnit / 4;
129 rect.top += dlgInfo.y * yUnit / 8;
130 }
131 if ( !(dlgInfo.style & WS_CHILD) )
132 {
133 INT dX, dY;
134
135 if( !(dlgInfo.style & DS_ABSALIGN) && owner)
136 ClientToScreen(owner, (POINT *)&rect );
137
138 /* try to fit it into the desktop */
139
140 if( (dX = rect.left + rect.right + GetSystemMetrics(SM_CXDLGFRAME)
141 - GetSystemMetrics(SM_CXSCREEN)) > 0 ) rect.left -= dX;
142 if( (dY = rect.top + rect.bottom + GetSystemMetrics(SM_CYDLGFRAME)
143 - GetSystemMetrics(SM_CYSCREEN)) > 0 ) rect.top -= dY;
144 if( rect.left < 0 ) rect.left = 0;
145 if( rect.top < 0 ) rect.top = 0;
146 }
147 }
148
149 /* Create the dialog window */
150
151 /* Find the class atom */
152 if (!HIWORD(dlgInfo.className))
153 {
154 classAtom = (ATOM)LOWORD(dlgInfo.className);
155 }
156 else
157 if (!(classAtom = GlobalFindAtomW((LPWSTR)dlgInfo.className)))
158 {
159 SetLastError(ERROR_INVALID_PARAMETER);
160 return;
161 }
162 CREATESTRUCTA cs;
163 cs.lpCreateParams = NULL;
164 cs.hInstance = hInst;
165 cs.hMenu = hMenu;
166 cs.hwndParent = owner;
167 cs.x = rect.left;
168 cs.y = rect.top;
169 cs.cx = rect.right;
170 cs.cy = rect.bottom;
171 cs.style = dlgInfo.style & ~WS_VISIBLE;
172
173 if(!isUnicode) {
174 if(dlgInfo.caption) {
175 cs.lpszName = UnicodeToAsciiString((LPWSTR)dlgInfo.caption);
176 }
177 else cs.lpszName = 0;
178 if(dlgInfo.className) {
179 cs.lpszClass = UnicodeToAsciiString((LPWSTR)dlgInfo.className);
180 }
181 else cs.lpszClass = 0;
182 }
183 else {
184 cs.lpszName = dlgInfo.caption;
185 cs.lpszClass = dlgInfo.className;
186 }
187 cs.dwExStyle = dlgInfo.exStyle;
188 if (dlgInfo.style & DS_CONTEXTHELP) cs.dwExStyle |= WS_EX_CONTEXTHELP;
189
190 //Mask away WS_CAPTION style for dialogs with DS_CONTROL style
191 //(necessary for OFN_ENABLETEMPLATE file open dialogs)
192 //(verified this behaviour in NT4, SP6)
193 if (dlgInfo.style & DS_CONTROL) cs.style &= ~(WS_CAPTION);
194
195 fIsDialog = TRUE;
196 WINPROC_SetProc((HWINDOWPROC *)&Win32DlgProc, (WNDPROC)dlgProc, (isUnicode) ? WIN_PROC_32W : WIN_PROC_32A, WIN_PROC_WINDOW);
197
198 this->tmpParam = param;
199 this->tmpDlgTemplate = (LPSTR)dlgTemplate;
200
201 if (CreateWindowExA(&cs, classAtom) == FALSE)
202 {
203 if (hUserFont) DeleteObject( hUserFont );
204 if (hMenu) DestroyMenu( hMenu );
205 SetLastError(ERROR_OUTOFMEMORY); //TODO: Wrong error
206 return;
207 }
208 SetLastError(0);
209 return;
210}
211//******************************************************************************
212//******************************************************************************
213Win32Dialog::~Win32Dialog()
214{
215 if (hUserFont) DeleteObject( hUserFont );
216 if (hMenu) DestroyMenu( hMenu );
217
218 WINPROC_FreeProc(Win32DlgProc, WIN_PROC_WINDOW);
219}
220//******************************************************************************
221//******************************************************************************
222ULONG Win32Dialog::MsgCreate(HWND hwndOS2)
223{
224 CREATESTRUCTA *cs = tmpcs; //pointer to CREATESTRUCT used in CreateWindowExA method
225 LPARAM param = tmpParam;
226 LPSTR dlgTemplate = tmpDlgTemplate;
227
228 if(Win32BaseWindow::MsgCreate(hwndOS2) == FALSE) {
229 dprintf(("********* DIALOG CREATION FAILED! (main dialog window) ************"));
230 return FALSE;
231 }
232
233 if(!isUnicode) {
234 if(cs->lpszName) FreeAsciiString((LPSTR)cs->lpszName);
235 if(HIWORD(cs->lpszClass)) {
236 FreeAsciiString((LPSTR)cs->lpszClass);
237 }
238 }
239
240 if (hUserFont)
241 SendInternalMessageA(WM_SETFONT, (WPARAM)hUserFont, 0 );
242
243 /* Create controls */
244 if (createControls(dlgTemplate, hInstance))
245 {
246 dprintf(("********* DIALOG CONTROLS CREATED ************"));
247 /* Send initialisation messages and set focus */
248 hwndFocus = GetNextDlgTabItem( getWindowHandle(), 0, FALSE );
249 dprintf(("dlg ctor: GetNextDlgTabItem returned %x, capture hwnd = %x", hwndFocus, GetCapture()));
250
251 fDialogInit = TRUE; //WM_NCCALCSIZE can now be sent to dialog procedure
252
253 HWND hwndPreInitFocus = GetFocus();
254 if(SendInternalMessageA(WM_INITDIALOG, (WPARAM)hwndFocus, param)) {
255 SetFocus(hwndFocus);
256 }
257 else
258 {
259 /* If the dlgproc has returned FALSE (indicating handling of keyboard focus)
260 but the focus has not changed, set the focus where we expect it. */
261 if ( (getStyle() & WS_VISIBLE) && ( GetFocus() == hwndPreInitFocus ) )
262 SetFocus( hwndFocus );
263 }
264
265 if (dlgInfo.style & WS_VISIBLE && !(getStyle() & WS_VISIBLE))
266 {
267 ShowWindow( SW_SHOWNORMAL ); /* SW_SHOW doesn't always work */
268 UpdateWindow( getWindowHandle() );
269 }
270 SetLastError(ERROR_SUCCESS);
271 dprintf(("********* DIALOG CREATED ************"));
272 return TRUE;
273 }
274 dprintf(("********* DIALOG CREATION FAILED! ************"));
275 return FALSE;
276}
277//******************************************************************************
278//******************************************************************************
279BOOL Win32Dialog::MapDialogRect(LPRECT rect)
280{
281 rect->left = (rect->left * xUnit) / 4;
282 rect->right = (rect->right * xUnit) / 4;
283 rect->top = (rect->top * yUnit) / 8;
284 rect->bottom = (rect->bottom * yUnit) / 8;
285 return TRUE;
286}
287/***********************************************************************
288 * DIALOG_DoDialogBox
289 */
290INT Win32Dialog::doDialogBox()
291{
292 Win32BaseWindow *topOwner;
293 MSG msg;
294 INT retval;
295
296 dprintf(("doDialogBox %x", getWindowHandle()));
297 /* Owner must be a top-level window */
298 if(getOwner() == NULL) {
299 topOwner = windowDesktop;
300 }
301 else topOwner = getOwner()->GetTopParent();
302
303 if(topOwner == NULL) {
304 dprintf(("Dialog box has no top owner!!!"));
305 return -1;
306 }
307
308 if (!dialogFlags & DF_END) /* was EndDialog called in WM_INITDIALOG ? */
309 {
310 HWND hwndOldDialog;
311 BOOL bOldOwner;
312
313 fIsModalDialog = TRUE;
314 topOwner->EnableWindow(FALSE);
315
316 bOldOwner = topOwner->IsModalDialogOwner();
317 topOwner->setModalDialogOwner(TRUE);
318 hwndOldDialog = topOwner->getOS2HwndModalDialog();
319 topOwner->setOS2HwndModalDialog(OS2Hwnd);
320 ShowWindow(SW_SHOW);
321
322 //CB: 100% CPU usage, need a better solution with OSLibWinGetMsg
323 // is WM_ENTERIDLE used and leaving away breaks an application?
324 // this style was useful for Win3.1 but today there are threads
325 // solution: send only few WM_ENTERIDLE messages
326
327#if 1
328 while (TRUE)
329 {
330 if (!OSLibWinPeekMsg(&msg,0,0,0,PM_NOREMOVE))
331 {
332 if(!(getStyle() & DS_NOIDLEMSG))
333 topOwner->SendMessageA(WM_ENTERIDLE,MSGF_DIALOGBOX,getWindowHandle());
334 OSLibWinGetMsg(&msg,0,0,0);
335 }
336 else OSLibWinPeekMsg(&msg,0,0,0,PM_REMOVE);
337
338 if(msg.message == WM_QUIT)
339 {
340 dprintf(("Win32Dialog::doDialogBox: received WM_QUIT"));
341 break;
342 }
343 if (!IsDialogMessageA( getWindowHandle(), &msg))
344 {
345 TranslateMessage( &msg );
346 DispatchMessageA( &msg );
347 }
348 if (dialogFlags & DF_END)
349 break;
350 }
351#else
352 while (TRUE) {
353// while (OSLibWinPeekMsg(&msg, getWindowHandle(), owner, MSGF_DIALOGBOX,
354// MSG_REMOVE, !(getStyle() & DS_NOIDLEMSG), NULL ))
355// if(OSLibWinPeekMsg(&msg, topOwner->getOS2FrameWindowHandle(), 0, 0, MSG_REMOVE))
356 if(OSLibWinPeekMsg(&msg, 0, 0, 0, PM_REMOVE))
357 {
358 if(msg.message == WM_QUIT) {
359 dprintf(("Win32Dialog::doDialogBox: received WM_QUIT"));
360 break;
361 }
362 if (!IsDialogMessageA( getWindowHandle(), &msg))
363 {
364 TranslateMessage( &msg );
365 DispatchMessageA( &msg );
366 }
367 if (dialogFlags & DF_END) break;
368 }
369 else {
370 if(!(getStyle() & DS_NOIDLEMSG)) {
371 topOwner->SendInternalMessageA(WM_ENTERIDLE, MSGF_DIALOGBOX, getWindowHandle());
372 }
373 }
374 }
375#endif
376 topOwner->setModalDialogOwner(bOldOwner);
377 topOwner->setOS2HwndModalDialog(hwndOldDialog);
378 if (!bOldOwner) topOwner->EnableWindow(TRUE);
379 }
380 retval = idResult;
381 DestroyWindow();
382 return retval;
383}
384/***********************************************************************
385 * DIALOG_Init
386 *
387 * Initialisation of the dialog manager.
388 */
389BOOL Win32Dialog::DIALOG_Init(void)
390{
391 HDC hdc;
392 SIZE size;
393
394 /* Calculate the dialog base units */
395 if (!(hdc = CreateDCA( "DISPLAY", NULL, NULL, NULL ))) return FALSE;
396 if (!getCharSizeFromDC( hdc, 0, &size )) return FALSE;
397 DeleteDC( hdc );
398 xBaseUnit = size.cx;
399 yBaseUnit = size.cy;
400
401 return TRUE;
402}
403/***********************************************************************
404 * DIALOG_GetCharSizeFromDC
405 *
406 *
407 * Calculates the *true* average size of English characters in the
408 * specified font as oppposed to the one returned by GetTextMetrics.
409 */
410BOOL Win32Dialog::getCharSizeFromDC( HDC hDC, HFONT hUserFont, SIZE * pSize )
411{
412 BOOL Success = FALSE;
413 HFONT hFontPrev = 0;
414 pSize->cx = xBaseUnit;
415 pSize->cy = yBaseUnit;
416
417 if ( hDC )
418 {
419 /* select the font */
420 TEXTMETRICA tm;
421 memset(&tm,0,sizeof(tm));
422 if (hUserFont) hFontPrev = SelectFont(hDC,hUserFont);
423 if (GetTextMetricsA(hDC,&tm))
424 {
425 pSize->cx = tm.tmAveCharWidth;
426 pSize->cy = tm.tmHeight;
427
428 /* if variable width font */
429 if (tm.tmPitchAndFamily & TMPF_FIXED_PITCH)
430 {
431 SIZE total;
432 static const char szAvgChars[53] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
433
434 /* Calculate a true average as opposed to the one returned
435 * by tmAveCharWidth. This works better when dealing with
436 * proportional spaced fonts and (more important) that's
437 * how Microsoft's dialog creation code calculates the size
438 * of the font
439 */
440 if (GetTextExtentPointA(hDC,szAvgChars,sizeof(szAvgChars),&total))
441 {
442 /* round up */
443 pSize->cx = ((2*total.cx/sizeof(szAvgChars)) + 1)/2;
444 Success = TRUE;
445 }
446 }
447 else
448 {
449 Success = TRUE;
450 }
451 }
452
453 /* select the original font */
454 if (hFontPrev) SelectFont(hDC,hFontPrev);
455 }
456 return (Success);
457}
458/***********************************************************************
459 * DIALOG_GetCharSize
460 *
461 *
462 * Calculates the *true* average size of English characters in the
463 * specified font as oppposed to the one returned by GetTextMetrics.
464 * A convenient variant of DIALOG_GetCharSizeFromDC.
465 */
466BOOL Win32Dialog::getCharSize( HFONT hUserFont, SIZE * pSize )
467{
468 HDC hDC = GetDC(0);
469 BOOL Success = getCharSizeFromDC( hDC, hUserFont, pSize );
470 ReleaseDC(0, hDC);
471 return Success;
472}
473/***********************************************************************
474 * DIALOG_ParseTemplate32
475 *
476 * Fill a DLG_TEMPLATE structure from the dialog template, and return
477 * a pointer to the first control.
478 */
479LPCSTR Win32Dialog::parseTemplate( LPCSTR dlgtemplate, DLG_TEMPLATE * result )
480{
481 const WORD *p = (const WORD *)dlgtemplate;
482
483 result->style = GET_DWORD(p); p += 2;
484 if (result->style == 0xffff0001) /* DIALOGEX resource */
485 {
486 result->dialogEx = TRUE;
487 result->helpId = GET_DWORD(p); p += 2;
488 result->exStyle = GET_DWORD(p); p += 2;
489 result->style = GET_DWORD(p); p += 2;
490 }
491 else
492 {
493 result->dialogEx = FALSE;
494 result->helpId = 0;
495 result->exStyle = GET_DWORD(p); p += 2;
496 }
497 result->nbItems = GET_WORD(p); p++;
498 result->x = GET_WORD(p); p++;
499 result->y = GET_WORD(p); p++;
500 result->cx = GET_WORD(p); p++;
501 result->cy = GET_WORD(p); p++;
502
503 /* Get the menu name */
504
505 switch(GET_WORD(p))
506 {
507 case 0x0000:
508 result->menuName = NULL;
509 p++;
510 break;
511 case 0xffff:
512 result->menuName = (LPCSTR)(UINT)GET_WORD( p + 1 );
513 p += 2;
514 break;
515 default:
516 result->menuName = (LPCSTR)p;
517 p += lstrlenW( (LPCWSTR)p ) + 1;
518 break;
519 }
520
521 /* Get the class name */
522 switch(GET_WORD(p))
523 {
524 case 0x0000:
525 result->className = (LPCSTR)DIALOG_CLASS_NAMEW;
526 p++;
527 break;
528 case 0xffff:
529 result->className = (LPCSTR)(UINT)GET_WORD( p + 1 );
530 p += 2;
531 break;
532 default:
533 result->className = (LPCSTR)p;
534 p += lstrlenW( (LPCWSTR)p ) + 1;
535 break;
536 }
537
538 /* Get the window caption */
539
540 result->caption = (LPCSTR)p;
541 p += lstrlenW( (LPCWSTR)p ) + 1;
542
543 /* Get the font name */
544
545 if (result->style & DS_SETFONT)
546 {
547 result->pointSize = GET_WORD(p);
548 p++;
549 if (result->dialogEx)
550 {
551 result->weight = GET_WORD(p); p++;
552 result->italic = LOBYTE(GET_WORD(p)); p++;
553 }
554 else
555 {
556 result->weight = FW_DONTCARE;
557 result->italic = FALSE;
558 }
559 result->faceName = (LPCSTR)p;
560 p += lstrlenW( (LPCWSTR)p ) + 1;
561 }
562
563 /* First control is on dword boundary */
564 return (LPCSTR)((((int)p) + 3) & ~3);
565}
566/***********************************************************************
567 * DIALOG_GetControl32
568 *
569 * Return the class and text of the control pointed to by ptr,
570 * fill the header structure and return a pointer to the next control.
571 */
572WORD *Win32Dialog::getControl(const WORD *p, DLG_CONTROL_INFO *info, BOOL dialogEx)
573{
574 if (dialogEx)
575 {
576 info->helpId = GET_DWORD(p); p += 2;
577 info->exStyle = GET_DWORD(p); p += 2;
578 info->style = GET_DWORD(p); p += 2;
579 }
580 else
581 {
582 info->helpId = 0;
583 info->style = GET_DWORD(p); p += 2;
584 info->exStyle = GET_DWORD(p); p += 2;
585 }
586 info->x = GET_WORD(p); p++;
587 info->y = GET_WORD(p); p++;
588 info->cx = GET_WORD(p); p++;
589 info->cy = GET_WORD(p); p++;
590
591 if (dialogEx)
592 {
593 /* id is a DWORD for DIALOGEX */
594 info->id = GET_DWORD(p);
595 p += 2;
596 }
597 else
598 {
599 info->id = GET_WORD(p);
600 p++;
601 }
602
603 if (GET_WORD(p) == 0xffff)
604 {
605 static const WCHAR class_names[6][10] =
606 {
607 { 'B','u','t','t','o','n', }, /* 0x80 */
608 { 'E','d','i','t', }, /* 0x81 */
609 { 'S','t','a','t','i','c', }, /* 0x82 */
610 { 'L','i','s','t','B','o','x', }, /* 0x83 */
611 { 'S','c','r','o','l','l','B','a','r', }, /* 0x84 */
612 { 'C','o','m','b','o','B','o','x', } /* 0x85 */
613 };
614 WORD id = GET_WORD(p+1);
615 if ((id >= 0x80) && (id <= 0x85))
616 info->className = (LPCSTR)class_names[id - 0x80];
617 else
618 {
619 info->className = NULL;
620 dprintf(("Unknown built-in class id %04x\n", id ));
621 }
622 p += 2;
623 }
624 else
625 {
626 info->className = (LPCSTR)p;
627 p += lstrlenW( (LPCWSTR)p ) + 1;
628 }
629
630 if (GET_WORD(p) == 0xffff) /* Is it an integer id? */
631 {
632 info->windowName = (LPCSTR)(UINT)GET_WORD(p + 1);
633 p += 2;
634 }
635 else
636 {
637 info->windowName = (LPCSTR)p;
638 p += lstrlenW( (LPCWSTR)p ) + 1;
639 }
640
641 if (GET_WORD(p))
642 {
643 info->data = (LPVOID)(p + 1);
644 p += GET_WORD(p) / sizeof(WORD);
645 }
646 else info->data = NULL;
647 p++;
648
649 /* Next control is on dword boundary */
650 return (WORD *)((((int)p) + 3) & ~3);
651}
652
653
654/***********************************************************************
655 * DIALOG_CreateControls
656 *
657 * Create the control windows for a dialog.
658 */
659BOOL Win32Dialog::createControls(LPCSTR dlgtemplate, HINSTANCE hInst)
660{
661 DLG_CONTROL_INFO info;
662 HWND hwndCtrl, hwndDefButton = 0;
663 INT items = dlgInfo.nbItems;
664
665 while (items--)
666 {
667 dlgtemplate = (LPCSTR)getControl( (WORD *)dlgtemplate, &info, dlgInfo.dialogEx );
668
669 dprintf(("Create CONTROL %d", info.id));
670
671 hwndCtrl = ::CreateWindowExW( info.exStyle | WS_EX_NOPARENTNOTIFY,
672 (LPWSTR)info.className,
673 (LPWSTR)info.windowName,
674 info.style | WS_CHILD,
675 MulDiv(info.x, xUnit, 4),
676 MulDiv(info.y, yUnit, 8),
677 MulDiv(info.cx, xUnit, 4),
678 MulDiv(info.cy, yUnit, 8),
679 getWindowHandle(), (HMENU)info.id,
680 hInst, info.data );
681
682 if (!hwndCtrl) return FALSE;
683
684 /* Send initialisation messages to the control */
685 if (hUserFont) ::SendMessageA( hwndCtrl, WM_SETFONT, (WPARAM)hUserFont, 0 );
686
687 if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
688 {
689 /* If there's already a default push-button, set it back */
690 /* to normal and use this one instead. */
691 if (hwndDefButton)
692 ::SendMessageA( hwndDefButton, BM_SETSTYLE,
693 BS_PUSHBUTTON,FALSE );
694 hwndDefButton = hwndCtrl;
695 idResult = ::GetWindowWord( hwndCtrl, GWW_ID );
696 }
697 dprintf(("Create CONTROL %d DONE", info.id));
698 }
699 return TRUE;
700}
701/***********************************************************************
702 * DEFDLG_Proc
703 *
704 * Implementation of DefDlgProc(). Only handle messages that need special
705 * handling for dialogs.
706 */
707LRESULT Win32Dialog::DefDlg_Proc(UINT msg, WPARAM wParam, LPARAM lParam)
708{
709 switch(msg)
710 {
711 case WM_ERASEBKGND:
712 {
713 RECT rect;
714 int rc;
715
716// if (!windowClass || !windowClass->getBackgroundBrush()) return 0;
717 if (!windowClass) return 0;
718
719 rc = GetClipBox( (HDC)wParam, &rect );
720 if ((rc == SIMPLEREGION) || (rc == COMPLEXREGION))
721 {
722#if 0
723 HBRUSH hBrush = windowClass->getBackgroundBrush();
724
725 if (hBrush <= (HBRUSH)(SYSCOLOR_GetLastColor()+1))
726 hBrush = GetSysColorBrush(hBrush-1);
727
728 FillRect( (HDC)wParam, &rect, hbrush);
729#else
730 //SvL: Ignore class background brush
731 FillRect((HDC)wParam, &rect, GetSysColorBrush(COLOR_BTNFACE));
732#endif
733 }
734
735 return 1;
736 }
737
738 case WM_NCDESTROY:
739 /* Free dialog heap (if created) */
740#if 0
741 if (dlgInfo->hDialogHeap)
742 {
743 GlobalUnlock16(dlgInfo->hDialogHeap);
744 GlobalFree16(dlgInfo->hDialogHeap);
745 dlgInfo->hDialogHeap = 0;
746 }
747#endif
748 /* Delete font */
749 if (hUserFont)
750 {
751 DeleteObject( hUserFont );
752 hUserFont = 0;
753 }
754
755 /* Delete menu */
756 if (hMenu)
757 {
758 DestroyMenu( hMenu );
759 hMenu = 0;
760 }
761
762 /* Delete window procedure */
763 Win32DlgProc = 0;
764 dialogFlags |= DF_END; /* just in case */
765
766 /* Window clean-up */
767 return DefWindowProcA(msg, wParam, lParam );
768
769 case WM_SHOWWINDOW:
770 if (!wParam) saveFocus();
771 return DefWindowProcA(msg, wParam, lParam );
772
773 case WM_ACTIVATE:
774 if (wParam) {
775 restoreFocus();
776 }
777 else saveFocus();
778 return 0;
779
780 case WM_SETFOCUS:
781 restoreFocus();
782 return 0;
783
784 case DM_SETDEFID:
785 if (dialogFlags & DF_END)
786 return 1;
787
788 setDefButton(wParam ? GetDlgItem( getWindowHandle(), wParam ) : 0 );
789 return 1;
790
791 case DM_GETDEFID:
792 {
793 HWND hwndDefId;
794 if (dialogFlags & DF_END) return 0;
795 if (idResult)
796 return MAKELONG( idResult, DC_HASDEFID );
797 if ((hwndDefId = findDefButton()) != 0)
798 return MAKELONG( GetDlgCtrlID( hwndDefId ), DC_HASDEFID);
799
800 return 0;
801 }
802
803 case WM_NEXTDLGCTL:
804 {
805 HWND hwndDest = (HWND)wParam;
806 if (!lParam)
807 hwndDest = GetNextDlgTabItem(getWindowHandle(), GetFocus(), wParam);
808 if (hwndDest) setFocus( hwndDest );
809 setDefButton( hwndDest );
810 return 0;
811 }
812
813 case WM_ENTERMENULOOP:
814 case WM_LBUTTONDOWN:
815 case WM_NCLBUTTONDOWN:
816 {
817 HWND hwndCurFocus = GetFocus();
818 if (hwndCurFocus)
819 {
820 Win32BaseWindow *wndFocus = Win32BaseWindow::GetWindowFromHandle(hwndFocus);
821
822 if(wndFocus)
823 {
824 /* always make combo box hide its listbox control */
825 if( CONTROLS_IsControl( wndFocus, COMBOBOX_CONTROL ) )
826 wndFocus->SendMessageA(CB_SHOWDROPDOWN, FALSE, 0 );
827 else
828 if( CONTROLS_IsControl( wndFocus, EDIT_CONTROL ) &&
829 CONTROLS_IsControl( wndFocus->getParent(), COMBOBOX_CONTROL ))
830 wndFocus->SendMessageA(CB_SHOWDROPDOWN, FALSE, 0 );
831 }
832 }
833 return DefWindowProcA( msg, wParam, lParam );
834 }
835
836 case WM_GETFONT:
837 return hUserFont;
838
839 case WM_CLOSE:
840 PostMessageA(getWindowHandle(), WM_COMMAND, IDCANCEL, (LPARAM)GetDlgItem( getWindowHandle(), IDCANCEL ) );
841 return 0;
842
843 case WM_NOTIFYFORMAT:
844 return DefWindowProcA(msg, wParam, lParam );
845 }
846 return 0;
847}
848//******************************************************************************
849//******************************************************************************
850LRESULT Win32Dialog::DefDlgProcA(UINT Msg, WPARAM wParam, LPARAM lParam)
851{
852 BOOL result = FALSE;
853
854 msgResult = 0;
855
856 //Dialogs never receive these messages
857 if (Msg == WM_CREATE || Msg == WM_NCCREATE) {
858 return (LRESULT)1;
859 }
860 //Never send a WM_NCCALCSIZE to a dialog before it has received it's WM_INITDIALOG message
861 //(causes problems for sysinf32.exe)
862 if(!fDialogInit && Msg == WM_NCCALCSIZE) {
863 return DefWindowProcA(Msg, wParam, lParam );
864 }
865
866 if (Win32DlgProc) { /* Call dialog procedure */
867 result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
868 }
869
870 if (!result && IsWindow())
871 {
872 /* callback didn't process this message */
873 switch(Msg)
874 {
875 case WM_ERASEBKGND:
876 case WM_SHOWWINDOW:
877 case WM_ACTIVATE:
878 case WM_SETFOCUS:
879 case DM_SETDEFID:
880 case DM_GETDEFID:
881 case WM_NEXTDLGCTL:
882 case WM_GETFONT:
883 case WM_CLOSE:
884 case WM_NCDESTROY:
885 case WM_ENTERMENULOOP:
886 case WM_LBUTTONDOWN:
887 case WM_NCLBUTTONDOWN:
888 return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
889
890 case WM_INITDIALOG:
891 case WM_VKEYTOITEM:
892 case WM_COMPAREITEM:
893 case WM_CHARTOITEM:
894 break;
895
896 default:
897 return DefWindowProcA(Msg, wParam, lParam );
898 }
899 }
900 return DefDlg_Epilog(Msg, result);
901}
902//******************************************************************************
903//******************************************************************************
904LRESULT Win32Dialog::DefDlgProcW(UINT Msg, WPARAM wParam, LPARAM lParam)
905{
906 BOOL result = FALSE;
907
908 msgResult = 0;
909
910 //Dialogs never receive these messages
911 if (Msg == WM_CREATE || Msg == WM_NCCREATE) {
912 return (LRESULT)1;
913 }
914 //Never send a WM_NCCALCSIZE to a dialog before it has received it's WM_INITDIALOG message
915 //(causes problems for sysinf32.exe)
916 if(!fDialogInit && Msg == WM_NCCALCSIZE) {
917 return DefWindowProcW(Msg, wParam, lParam );
918 }
919
920 if (Win32DlgProc) { /* Call dialog procedure */
921 result = Win32DlgProc(getWindowHandle(), Msg, wParam, lParam);
922 }
923
924 if (!result && IsWindow())
925 {
926 /* callback didn't process this message */
927 switch(Msg)
928 {
929 case WM_ERASEBKGND:
930 case WM_SHOWWINDOW:
931 case WM_ACTIVATE:
932 case WM_SETFOCUS:
933 case DM_SETDEFID:
934 case DM_GETDEFID:
935 case WM_NEXTDLGCTL:
936 case WM_GETFONT:
937 case WM_CLOSE:
938 case WM_NCDESTROY:
939 case WM_ENTERMENULOOP:
940 case WM_LBUTTONDOWN:
941 case WM_NCLBUTTONDOWN:
942 return DefDlg_Proc(Msg, (WPARAM)wParam, lParam);
943
944 case WM_INITDIALOG:
945 case WM_VKEYTOITEM:
946 case WM_COMPAREITEM:
947 case WM_CHARTOITEM:
948 break;
949
950 default:
951 return DefWindowProcW(Msg, wParam, lParam );
952 }
953 }
954 return DefDlg_Epilog(Msg, result);
955}
956/***********************************************************************
957 * DEFDLG_Epilog
958 */
959LRESULT Win32Dialog::DefDlg_Epilog(UINT msg, BOOL fResult)
960{
961 /* see SDK 3.1 */
962 if ((msg >= WM_CTLCOLORMSGBOX && msg <= WM_CTLCOLORSTATIC) ||
963 msg == WM_CTLCOLOR || msg == WM_COMPAREITEM ||
964 msg == WM_VKEYTOITEM || msg == WM_CHARTOITEM ||
965 msg == WM_QUERYDRAGICON || msg == WM_INITDIALOG)
966 return fResult;
967
968 return msgResult;
969}
970/***********************************************************************
971 * DEFDLG_SetFocus
972 *
973 * Set the focus to a control of the dialog, selecting the text if
974 * the control is an edit dialog.
975 */
976void Win32Dialog::setFocus(HWND hwndCtrl )
977{
978 HWND hwndPrev = GetFocus();
979
980 if (IsChild( hwndPrev ))
981 {
982 if (::SendMessageA( hwndPrev, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
983 ::SendMessageA( hwndPrev, EM_SETSEL, TRUE, MAKELONG( -1, 0 ) );
984 }
985 if (::SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0 ) & DLGC_HASSETSEL)
986 ::SendMessageA(hwndCtrl, EM_SETSEL, FALSE, MAKELONG( 0, -1 ) );
987 SetFocus( hwndCtrl );
988}
989
990
991/***********************************************************************
992 * DEFDLG_SaveFocus
993 */
994BOOL Win32Dialog::saveFocus()
995{
996 HWND hwndCurrentFocus = GetFocus();
997
998 if (!hwndCurrentFocus || !IsChild( hwndCurrentFocus )) return FALSE;
999
1000 hwndFocus = hwndCurrentFocus;
1001 /* Remove default button */
1002 return TRUE;
1003}
1004
1005
1006/***********************************************************************
1007 * DEFDLG_RestoreFocus
1008 */
1009BOOL Win32Dialog::restoreFocus()
1010{
1011 if (!hwndFocus || IsWindowIconic()) return FALSE;
1012
1013 if (!::IsWindow( hwndFocus )) return FALSE;
1014
1015 /* Don't set the focus back to controls if EndDialog is already called.*/
1016 if (!(dialogFlags & DF_END))
1017 setFocus(hwndFocus);
1018
1019 /* This used to set infoPtr->hwndFocus to NULL for no apparent reason,
1020 sometimes losing focus when receiving WM_SETFOCUS messages. */
1021 return TRUE;
1022}
1023
1024
1025/***********************************************************************
1026 * DEFDLG_FindDefButton
1027 *
1028 * Find the current default push-button.
1029 */
1030HWND Win32Dialog::findDefButton()
1031{
1032 HWND hwndChild = GetWindow( GW_CHILD );
1033 while (hwndChild)
1034 {
1035 if (::SendMessageA( hwndChild, WM_GETDLGCODE, 0, 0 ) & DLGC_DEFPUSHBUTTON)
1036 break;
1037 hwndChild = ::GetWindow( hwndChild, GW_HWNDNEXT );
1038 }
1039 return hwndChild;
1040}
1041
1042
1043/***********************************************************************
1044 * DEFDLG_SetDefButton
1045 *
1046 * Set the new default button to be hwndNew.
1047 */
1048BOOL Win32Dialog::setDefButton(HWND hwndNew )
1049{
1050 if (hwndNew &&
1051 !(::SendMessageA(hwndNew, WM_GETDLGCODE, 0, 0 ) & DLGC_UNDEFPUSHBUTTON))
1052 return FALSE; /* Destination is not a push button */
1053
1054 if (idResult) /* There's already a default pushbutton */
1055 {
1056 HWND hwndOld = GetDlgItem( getWindowHandle(), idResult );
1057 if (::SendMessageA( hwndOld, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
1058 ::SendMessageA( hwndOld, BM_SETSTYLE, BS_PUSHBUTTON, TRUE );
1059 }
1060 if (hwndNew)
1061 {
1062 ::SendMessageA( hwndNew, BM_SETSTYLE, BS_DEFPUSHBUTTON, TRUE );
1063 idResult = GetDlgCtrlID( hwndNew );
1064 }
1065 else idResult = 0;
1066 return TRUE;
1067}
1068//******************************************************************************
1069//******************************************************************************
1070BOOL Win32Dialog::endDialog(int retval)
1071{
1072 dialogFlags |= DF_END;
1073 idResult = retval;
1074 return TRUE;
1075}
1076//******************************************************************************
1077//******************************************************************************
1078LONG Win32Dialog::SetWindowLongA(int index, ULONG value, BOOL fUnicode)
1079{
1080 LONG oldval;
1081
1082 dprintf2(("Win32Dialog::SetWindowLongA %x %d %x", getWindowHandle(), index, value));
1083 switch(index)
1084 {
1085 case DWL_DLGPROC:
1086 {
1087 //Note: Type of SetWindowLong determines new window proc type
1088 // UNLESS the new window proc has already been registered
1089 // (use the old type in that case)
1090 // (VERIFIED in NT 4, SP6)
1091 WINDOWPROCTYPE type = WINPROC_GetProcType((HWINDOWPROC)value);
1092 if(type == WIN_PROC_INVALID) {
1093 type = (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A;
1094 }
1095 oldval = (LONG)WINPROC_GetProc(Win32DlgProc, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A);
1096 WINPROC_SetProc((HWINDOWPROC *)&Win32DlgProc, (WNDPROC)value, type, WIN_PROC_WINDOW);
1097 return oldval;
1098 }
1099 case DWL_MSGRESULT:
1100 oldval = msgResult;
1101 msgResult = value;
1102 return oldval;
1103 case DWL_USER:
1104 oldval = userDlgData;
1105 userDlgData = value;
1106 return oldval;
1107 default:
1108 return Win32BaseWindow::SetWindowLongA(index, value);
1109 }
1110}
1111//******************************************************************************
1112//******************************************************************************
1113ULONG Win32Dialog::GetWindowLongA(int index, BOOL fUnicode)
1114{
1115 dprintf2(("Win32Dialog::GetWindowLongA %x %d", getWindowHandle(), index));
1116 switch(index)
1117 {
1118 case DWL_DLGPROC:
1119 return (ULONG)WINPROC_GetProc(Win32DlgProc, (fUnicode) ? WIN_PROC_32W : WIN_PROC_32A);
1120 case DWL_MSGRESULT:
1121 return msgResult;
1122 case DWL_USER:
1123 return userDlgData;
1124 default:
1125 return Win32BaseWindow::GetWindowLongA(index);
1126 }
1127}
1128//******************************************************************************
1129//******************************************************************************
1130BOOL DIALOG_Register()
1131{
1132 WNDCLASSA wndClass;
1133
1134 ZeroMemory(&wndClass,sizeof(WNDCLASSA));
1135 wndClass.style = CS_GLOBALCLASS | CS_SAVEBITS;
1136 wndClass.lpfnWndProc = (WNDPROC)DefDlgProcA;
1137 wndClass.cbClsExtra = 0;
1138 wndClass.cbWndExtra = 0;
1139 wndClass.hCursor = LoadCursorA(0,IDC_ARROWA);
1140 wndClass.hbrBackground = GetSysColorBrush(COLOR_BTNFACE);
1141 wndClass.lpszClassName = DIALOG_CLASS_NAMEA;
1142
1143 return RegisterClassA(&wndClass);
1144}
1145//******************************************************************************
1146//******************************************************************************
1147BOOL DIALOG_Unregister()
1148{
1149 if (GlobalFindAtomA(DIALOG_CLASS_NAMEA))
1150 return UnregisterClassA(DIALOG_CLASS_NAMEA,(HINSTANCE)NULL);
1151 else return FALSE;
1152}
1153//******************************************************************************
1154//******************************************************************************
1155BOOL Win32Dialog::fInitialized = FALSE;
1156int Win32Dialog::xBaseUnit = 10;
1157int Win32Dialog::yBaseUnit = 20;
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