user32: Avoid using long.
[wine/hacks.git] / dlls / user32 / dialog.c
blobaac8a4ded6e457e3ca46b0c72d1766c90d862346
1 /*
2 * Dialog functions
4 * Copyright 1993, 1994, 1996 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 #include "config.h"
22 #include "wine/port.h"
24 #include <ctype.h>
25 #include <errno.h>
26 #include <limits.h>
27 #include <stdlib.h>
28 #include <stdarg.h>
29 #include <stdio.h>
30 #include <string.h>
32 #include "windef.h"
33 #include "winbase.h"
34 #include "wingdi.h"
35 #include "winuser.h"
36 #include "winnls.h"
37 #include "wine/unicode.h"
38 #include "controls.h"
39 #include "win.h"
40 #include "user_private.h"
41 #include "wine/debug.h"
43 WINE_DEFAULT_DEBUG_CHANNEL(dialog);
46 /* Dialog control information */
47 typedef struct
49 DWORD style;
50 DWORD exStyle;
51 DWORD helpId;
52 INT16 x;
53 INT16 y;
54 INT16 cx;
55 INT16 cy;
56 UINT_PTR id;
57 LPCWSTR className;
58 LPCWSTR windowName;
59 LPCVOID data;
60 } DLG_CONTROL_INFO;
62 /* Dialog template */
63 typedef struct
65 DWORD style;
66 DWORD exStyle;
67 DWORD helpId;
68 UINT16 nbItems;
69 INT16 x;
70 INT16 y;
71 INT16 cx;
72 INT16 cy;
73 LPCWSTR menuName;
74 LPCWSTR className;
75 LPCWSTR caption;
76 INT16 pointSize;
77 WORD weight;
78 BOOL italic;
79 LPCWSTR faceName;
80 BOOL dialogEx;
81 } DLG_TEMPLATE;
83 /* Radio button group */
84 typedef struct
86 UINT firstID;
87 UINT lastID;
88 UINT checkID;
89 } RADIOGROUP;
92 /*********************************************************************
93 * dialog class descriptor
95 const struct builtin_class_descr DIALOG_builtin_class =
97 (LPCWSTR)DIALOG_CLASS_ATOM, /* name */
98 CS_SAVEBITS | CS_DBLCLKS, /* style */
99 WINPROC_DIALOG, /* proc */
100 DLGWINDOWEXTRA, /* extra */
101 IDC_ARROW, /* cursor */
102 0 /* brush */
106 /***********************************************************************
107 * DIALOG_EnableOwner
109 * Helper function for modal dialogs to enable again the
110 * owner of the dialog box.
112 static void DIALOG_EnableOwner( HWND hOwner )
114 /* Owner must be a top-level window */
115 if (hOwner)
116 hOwner = GetAncestor( hOwner, GA_ROOT );
117 if (!hOwner) return;
118 EnableWindow( hOwner, TRUE );
122 /***********************************************************************
123 * DIALOG_DisableOwner
125 * Helper function for modal dialogs to disable the
126 * owner of the dialog box. Returns TRUE if owner was enabled.
128 static BOOL DIALOG_DisableOwner( HWND hOwner )
130 /* Owner must be a top-level window */
131 if (hOwner)
132 hOwner = GetAncestor( hOwner, GA_ROOT );
133 if (!hOwner) return FALSE;
134 if (IsWindowEnabled( hOwner ))
136 EnableWindow( hOwner, FALSE );
137 return TRUE;
139 else
140 return FALSE;
143 /***********************************************************************
144 * DIALOG_GetControl32
146 * Return the class and text of the control pointed to by ptr,
147 * fill the header structure and return a pointer to the next control.
149 static const WORD *DIALOG_GetControl32( const WORD *p, DLG_CONTROL_INFO *info,
150 BOOL dialogEx )
152 if (dialogEx)
154 info->helpId = GET_DWORD(p); p += 2;
155 info->exStyle = GET_DWORD(p); p += 2;
156 info->style = GET_DWORD(p); p += 2;
158 else
160 info->helpId = 0;
161 info->style = GET_DWORD(p); p += 2;
162 info->exStyle = GET_DWORD(p); p += 2;
164 info->x = GET_WORD(p); p++;
165 info->y = GET_WORD(p); p++;
166 info->cx = GET_WORD(p); p++;
167 info->cy = GET_WORD(p); p++;
169 if (dialogEx)
171 /* id is a DWORD for DIALOGEX */
172 info->id = GET_DWORD(p);
173 p += 2;
175 else
177 info->id = GET_WORD(p);
178 p++;
181 if (GET_WORD(p) == 0xffff)
183 static const WCHAR class_names[6][10] =
185 { 'B','u','t','t','o','n', }, /* 0x80 */
186 { 'E','d','i','t', }, /* 0x81 */
187 { 'S','t','a','t','i','c', }, /* 0x82 */
188 { 'L','i','s','t','B','o','x', }, /* 0x83 */
189 { 'S','c','r','o','l','l','B','a','r', }, /* 0x84 */
190 { 'C','o','m','b','o','B','o','x', } /* 0x85 */
192 WORD id = GET_WORD(p+1);
193 /* Windows treats dialog control class ids 0-5 same way as 0x80-0x85 */
194 if ((id >= 0x80) && (id <= 0x85)) id -= 0x80;
195 if (id <= 5)
196 info->className = class_names[id];
197 else
199 info->className = NULL;
200 ERR("Unknown built-in class id %04x\n", id );
202 p += 2;
204 else
206 info->className = p;
207 p += strlenW( info->className ) + 1;
210 if (GET_WORD(p) == 0xffff) /* Is it an integer id? */
212 info->windowName = MAKEINTRESOURCEW(GET_WORD(p + 1));
213 p += 2;
215 else
217 info->windowName = p;
218 p += strlenW( info->windowName ) + 1;
221 TRACE(" %s %s %ld, %d, %d, %d, %d, %08x, %08x, %08x\n",
222 debugstr_w( info->className ), debugstr_w( info->windowName ),
223 info->id, info->x, info->y, info->cx, info->cy,
224 info->style, info->exStyle, info->helpId );
226 if (GET_WORD(p))
228 if (TRACE_ON(dialog))
230 WORD i, count = GET_WORD(p) / sizeof(WORD);
231 TRACE(" BEGIN\n");
232 TRACE(" ");
233 for (i = 0; i < count; i++) TRACE( "%04x,", GET_WORD(p+i+1) );
234 TRACE("\n");
235 TRACE(" END\n" );
237 info->data = p + 1;
238 p += GET_WORD(p) / sizeof(WORD);
240 else info->data = NULL;
241 p++;
243 /* Next control is on dword boundary */
244 return (const WORD *)(((UINT_PTR)p + 3) & ~3);
248 /***********************************************************************
249 * DIALOG_CreateControls32
251 * Create the control windows for a dialog.
253 static BOOL DIALOG_CreateControls32( HWND hwnd, LPCSTR template, const DLG_TEMPLATE *dlgTemplate,
254 HINSTANCE hInst, BOOL unicode )
256 DIALOGINFO *dlgInfo = DIALOG_get_info( hwnd, TRUE );
257 DLG_CONTROL_INFO info;
258 HWND hwndCtrl, hwndDefButton = 0;
259 INT items = dlgTemplate->nbItems;
261 TRACE(" BEGIN\n" );
262 while (items--)
264 template = (LPCSTR)DIALOG_GetControl32( (const WORD *)template, &info,
265 dlgTemplate->dialogEx );
266 /* Is this it? */
267 if (info.style & WS_BORDER)
269 info.style &= ~WS_BORDER;
270 info.exStyle |= WS_EX_CLIENTEDGE;
272 if (unicode)
274 hwndCtrl = CreateWindowExW( info.exStyle | WS_EX_NOPARENTNOTIFY,
275 info.className, info.windowName,
276 info.style | WS_CHILD,
277 MulDiv(info.x, dlgInfo->xBaseUnit, 4),
278 MulDiv(info.y, dlgInfo->yBaseUnit, 8),
279 MulDiv(info.cx, dlgInfo->xBaseUnit, 4),
280 MulDiv(info.cy, dlgInfo->yBaseUnit, 8),
281 hwnd, (HMENU)info.id,
282 hInst, (LPVOID)info.data );
284 else
286 LPCSTR class = (LPCSTR)info.className;
287 LPCSTR caption = (LPCSTR)info.windowName;
288 LPSTR class_tmp = NULL;
289 LPSTR caption_tmp = NULL;
291 if (!IS_INTRESOURCE(class))
293 DWORD len = WideCharToMultiByte( CP_ACP, 0, info.className, -1, NULL, 0, NULL, NULL );
294 class_tmp = HeapAlloc( GetProcessHeap(), 0, len );
295 WideCharToMultiByte( CP_ACP, 0, info.className, -1, class_tmp, len, NULL, NULL );
296 class = class_tmp;
298 if (!IS_INTRESOURCE(caption))
300 DWORD len = WideCharToMultiByte( CP_ACP, 0, info.windowName, -1, NULL, 0, NULL, NULL );
301 caption_tmp = HeapAlloc( GetProcessHeap(), 0, len );
302 WideCharToMultiByte( CP_ACP, 0, info.windowName, -1, caption_tmp, len, NULL, NULL );
303 caption = caption_tmp;
305 hwndCtrl = CreateWindowExA( info.exStyle | WS_EX_NOPARENTNOTIFY,
306 class, caption, info.style | WS_CHILD,
307 MulDiv(info.x, dlgInfo->xBaseUnit, 4),
308 MulDiv(info.y, dlgInfo->yBaseUnit, 8),
309 MulDiv(info.cx, dlgInfo->xBaseUnit, 4),
310 MulDiv(info.cy, dlgInfo->yBaseUnit, 8),
311 hwnd, (HMENU)info.id,
312 hInst, (LPVOID)info.data );
313 HeapFree( GetProcessHeap(), 0, class_tmp );
314 HeapFree( GetProcessHeap(), 0, caption_tmp );
316 if (!hwndCtrl)
318 if (dlgTemplate->style & DS_NOFAILCREATE) continue;
319 return FALSE;
322 /* Send initialisation messages to the control */
323 if (dlgInfo->hUserFont) SendMessageW( hwndCtrl, WM_SETFONT,
324 (WPARAM)dlgInfo->hUserFont, 0 );
325 if (SendMessageW(hwndCtrl, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
327 /* If there's already a default push-button, set it back */
328 /* to normal and use this one instead. */
329 if (hwndDefButton)
330 SendMessageW( hwndDefButton, BM_SETSTYLE, BS_PUSHBUTTON, FALSE );
331 hwndDefButton = hwndCtrl;
332 dlgInfo->idResult = GetWindowLongPtrA( hwndCtrl, GWLP_ID );
335 TRACE(" END\n" );
336 return TRUE;
340 /***********************************************************************
341 * DIALOG_ParseTemplate32
343 * Fill a DLG_TEMPLATE structure from the dialog template, and return
344 * a pointer to the first control.
346 static LPCSTR DIALOG_ParseTemplate32( LPCSTR template, DLG_TEMPLATE * result )
348 const WORD *p = (const WORD *)template;
349 WORD signature;
350 WORD dlgver;
352 dlgver = GET_WORD(p); p++;
353 signature = GET_WORD(p); p++;
355 if (dlgver == 1 && signature == 0xffff) /* DIALOGEX resource */
357 result->dialogEx = TRUE;
358 result->helpId = GET_DWORD(p); p += 2;
359 result->exStyle = GET_DWORD(p); p += 2;
360 result->style = GET_DWORD(p); p += 2;
362 else
364 result->style = GET_DWORD(p - 2);
365 result->dialogEx = FALSE;
366 result->helpId = 0;
367 result->exStyle = GET_DWORD(p); p += 2;
369 result->nbItems = GET_WORD(p); p++;
370 result->x = GET_WORD(p); p++;
371 result->y = GET_WORD(p); p++;
372 result->cx = GET_WORD(p); p++;
373 result->cy = GET_WORD(p); p++;
374 TRACE("DIALOG%s %d, %d, %d, %d, %d\n",
375 result->dialogEx ? "EX" : "", result->x, result->y,
376 result->cx, result->cy, result->helpId );
377 TRACE(" STYLE 0x%08x\n", result->style );
378 TRACE(" EXSTYLE 0x%08x\n", result->exStyle );
380 /* Get the menu name */
382 switch(GET_WORD(p))
384 case 0x0000:
385 result->menuName = NULL;
386 p++;
387 break;
388 case 0xffff:
389 result->menuName = MAKEINTRESOURCEW(GET_WORD( p + 1 ));
390 p += 2;
391 TRACE(" MENU %04x\n", LOWORD(result->menuName) );
392 break;
393 default:
394 result->menuName = p;
395 TRACE(" MENU %s\n", debugstr_w(result->menuName) );
396 p += strlenW( result->menuName ) + 1;
397 break;
400 /* Get the class name */
402 switch(GET_WORD(p))
404 case 0x0000:
405 result->className = (LPCWSTR)DIALOG_CLASS_ATOM;
406 p++;
407 break;
408 case 0xffff:
409 result->className = MAKEINTRESOURCEW(GET_WORD( p + 1 ));
410 p += 2;
411 TRACE(" CLASS %04x\n", LOWORD(result->className) );
412 break;
413 default:
414 result->className = p;
415 TRACE(" CLASS %s\n", debugstr_w( result->className ));
416 p += strlenW( result->className ) + 1;
417 break;
420 /* Get the window caption */
422 result->caption = p;
423 p += strlenW( result->caption ) + 1;
424 TRACE(" CAPTION %s\n", debugstr_w( result->caption ) );
426 /* Get the font name */
428 result->pointSize = 0;
429 result->faceName = NULL;
430 result->weight = FW_DONTCARE;
431 result->italic = FALSE;
433 if (result->style & DS_SETFONT)
435 result->pointSize = GET_WORD(p);
436 p++;
438 /* If pointSize is 0x7fff, it means that we need to use the font
439 * in NONCLIENTMETRICSW.lfMessageFont, and NOT read the weight,
440 * italic, and facename from the dialog template.
442 if (result->pointSize == 0x7fff)
444 /* We could call SystemParametersInfo here, but then we'd have
445 * to convert from pixel size to point size (which can be
446 * imprecise).
448 TRACE(" FONT: Using message box font\n");
450 else
452 if (result->dialogEx)
454 result->weight = GET_WORD(p); p++;
455 result->italic = LOBYTE(GET_WORD(p)); p++;
457 result->faceName = p;
458 p += strlenW( result->faceName ) + 1;
460 TRACE(" FONT %d, %s, %d, %s\n",
461 result->pointSize, debugstr_w( result->faceName ),
462 result->weight, result->italic ? "TRUE" : "FALSE" );
466 /* First control is on dword boundary */
467 return (LPCSTR)(((UINT_PTR)p + 3) & ~3);
471 /***********************************************************************
472 * DIALOG_CreateIndirect
473 * Creates a dialog box window
475 * modal = TRUE if we are called from a modal dialog box.
476 * (it's more compatible to do it here, as under Windows the owner
477 * is never disabled if the dialog fails because of an invalid template)
479 static HWND DIALOG_CreateIndirect( HINSTANCE hInst, LPCVOID dlgTemplate,
480 HWND owner, DLGPROC dlgProc, LPARAM param,
481 BOOL unicode, BOOL modal )
483 HWND hwnd;
484 RECT rect;
485 POINT pos;
486 SIZE size;
487 DLG_TEMPLATE template;
488 DIALOGINFO * dlgInfo = NULL;
489 DWORD units = GetDialogBaseUnits();
490 BOOL ownerEnabled = TRUE;
491 HMENU hMenu = 0;
492 HFONT hUserFont = 0;
493 UINT flags = 0;
494 UINT xBaseUnit = LOWORD(units);
495 UINT yBaseUnit = HIWORD(units);
497 /* Parse dialog template */
499 if (!dlgTemplate) return 0;
500 dlgTemplate = DIALOG_ParseTemplate32( dlgTemplate, &template );
502 /* Load menu */
504 if (template.menuName) hMenu = LoadMenuW( hInst, template.menuName );
506 /* Create custom font if needed */
508 if (template.style & DS_SETFONT)
510 HDC dc = GetDC(0);
512 if (template.pointSize == 0x7fff)
514 /* We get the message font from the non-client metrics */
515 NONCLIENTMETRICSW ncMetrics;
517 ncMetrics.cbSize = sizeof(NONCLIENTMETRICSW);
518 if (SystemParametersInfoW(SPI_GETNONCLIENTMETRICS,
519 sizeof(NONCLIENTMETRICSW), &ncMetrics, 0))
521 hUserFont = CreateFontIndirectW( &ncMetrics.lfMessageFont );
524 else
526 /* We convert the size to pixels and then make it -ve. This works
527 * for both +ve and -ve template.pointSize */
528 int pixels = MulDiv(template.pointSize, GetDeviceCaps(dc , LOGPIXELSY), 72);
529 hUserFont = CreateFontW( -pixels, 0, 0, 0, template.weight,
530 template.italic, FALSE, FALSE, DEFAULT_CHARSET, 0, 0,
531 PROOF_QUALITY, FF_DONTCARE,
532 template.faceName );
535 if (hUserFont)
537 SIZE charSize;
538 HFONT hOldFont = SelectObject( dc, hUserFont );
539 charSize.cx = GdiGetCharDimensions( dc, NULL, &charSize.cy );
540 if (charSize.cx)
542 xBaseUnit = charSize.cx;
543 yBaseUnit = charSize.cy;
545 SelectObject( dc, hOldFont );
547 ReleaseDC(0, dc);
548 TRACE("units = %d,%d\n", xBaseUnit, yBaseUnit );
551 /* Create dialog main window */
553 rect.left = rect.top = 0;
554 rect.right = MulDiv(template.cx, xBaseUnit, 4);
555 rect.bottom = MulDiv(template.cy, yBaseUnit, 8);
556 if (template.style & WS_CHILD)
557 template.style &= ~(WS_CAPTION|WS_SYSMENU);
558 if (template.style & DS_MODALFRAME)
559 template.exStyle |= WS_EX_DLGMODALFRAME;
560 if (template.style & DS_CONTROL)
561 template.exStyle |= WS_EX_CONTROLPARENT;
562 AdjustWindowRectEx( &rect, template.style, (hMenu != 0), template.exStyle );
563 pos.x = rect.left;
564 pos.y = rect.top;
565 size.cx = rect.right - rect.left;
566 size.cy = rect.bottom - rect.top;
568 if (template.x == (SHORT)0x8000 /*CW_USEDEFAULT16*/)
570 pos.x = pos.y = CW_USEDEFAULT;
572 else
574 HMONITOR monitor = 0;
575 MONITORINFO mon_info;
577 mon_info.cbSize = sizeof(mon_info);
578 if (template.style & DS_CENTER)
580 monitor = MonitorFromWindow( owner ? owner : GetActiveWindow(), MONITOR_DEFAULTTOPRIMARY );
581 GetMonitorInfoW( monitor, &mon_info );
582 pos.x = (mon_info.rcWork.left + mon_info.rcWork.right - size.cx) / 2;
583 pos.y = (mon_info.rcWork.top + mon_info.rcWork.bottom - size.cy) / 2;
585 else if (template.style & DS_CENTERMOUSE)
587 GetCursorPos( &pos );
588 monitor = MonitorFromPoint( pos, MONITOR_DEFAULTTOPRIMARY );
589 GetMonitorInfoW( monitor, &mon_info );
591 else
593 pos.x += MulDiv(template.x, xBaseUnit, 4);
594 pos.y += MulDiv(template.y, yBaseUnit, 8);
595 if (!(template.style & (WS_CHILD|DS_ABSALIGN))) ClientToScreen( owner, &pos );
597 if ( !(template.style & WS_CHILD) )
599 INT dX, dY;
601 /* try to fit it into the desktop */
603 if (!monitor)
605 SetRect( &rect, pos.x, pos.y, pos.x + size.cx, pos.y + size.cy );
606 monitor = MonitorFromRect( &rect, MONITOR_DEFAULTTOPRIMARY );
607 GetMonitorInfoW( monitor, &mon_info );
609 if ((dX = pos.x + size.cx + GetSystemMetrics(SM_CXDLGFRAME) - mon_info.rcWork.right) > 0)
610 pos.x -= dX;
611 if ((dY = pos.y + size.cy + GetSystemMetrics(SM_CYDLGFRAME) - mon_info.rcWork.bottom) > 0)
612 pos.y -= dY;
613 if( pos.x < mon_info.rcWork.left ) pos.x = mon_info.rcWork.left;
614 if( pos.y < mon_info.rcWork.top ) pos.y = mon_info.rcWork.top;
618 if (modal)
620 ownerEnabled = DIALOG_DisableOwner( owner );
621 if (ownerEnabled) flags |= DF_OWNERENABLED;
624 if (unicode)
626 hwnd = CreateWindowExW(template.exStyle, template.className, template.caption,
627 template.style & ~WS_VISIBLE, pos.x, pos.y, size.cx, size.cy,
628 owner, hMenu, hInst, NULL );
630 else
632 LPCSTR class = (LPCSTR)template.className;
633 LPCSTR caption = (LPCSTR)template.caption;
634 LPSTR class_tmp = NULL;
635 LPSTR caption_tmp = NULL;
637 if (!IS_INTRESOURCE(class))
639 DWORD len = WideCharToMultiByte( CP_ACP, 0, template.className, -1, NULL, 0, NULL, NULL );
640 class_tmp = HeapAlloc( GetProcessHeap(), 0, len );
641 WideCharToMultiByte( CP_ACP, 0, template.className, -1, class_tmp, len, NULL, NULL );
642 class = class_tmp;
644 if (!IS_INTRESOURCE(caption))
646 DWORD len = WideCharToMultiByte( CP_ACP, 0, template.caption, -1, NULL, 0, NULL, NULL );
647 caption_tmp = HeapAlloc( GetProcessHeap(), 0, len );
648 WideCharToMultiByte( CP_ACP, 0, template.caption, -1, caption_tmp, len, NULL, NULL );
649 caption = caption_tmp;
651 hwnd = CreateWindowExA(template.exStyle, class, caption,
652 template.style & ~WS_VISIBLE, pos.x, pos.y, size.cx, size.cy,
653 owner, hMenu, hInst, NULL );
654 HeapFree( GetProcessHeap(), 0, class_tmp );
655 HeapFree( GetProcessHeap(), 0, caption_tmp );
658 if (!hwnd)
660 if (hUserFont) DeleteObject( hUserFont );
661 if (hMenu) DestroyMenu( hMenu );
662 if (modal && (flags & DF_OWNERENABLED)) DIALOG_EnableOwner(owner);
663 return 0;
666 /* moved this from the top of the method to here as DIALOGINFO structure
667 will be valid only after WM_CREATE message has been handled in DefDlgProc
668 All the members of the structure get filled here using temp variables */
669 dlgInfo = DIALOG_get_info( hwnd, TRUE );
670 dlgInfo->hwndFocus = 0;
671 dlgInfo->hUserFont = hUserFont;
672 dlgInfo->hMenu = hMenu;
673 dlgInfo->xBaseUnit = xBaseUnit;
674 dlgInfo->yBaseUnit = yBaseUnit;
675 dlgInfo->flags = flags;
677 if (template.helpId) SetWindowContextHelpId( hwnd, template.helpId );
679 if (unicode) SetWindowLongPtrW( hwnd, DWLP_DLGPROC, (ULONG_PTR)dlgProc );
680 else SetWindowLongPtrA( hwnd, DWLP_DLGPROC, (ULONG_PTR)dlgProc );
682 if (dlgProc && dlgInfo->hUserFont)
683 SendMessageW( hwnd, WM_SETFONT, (WPARAM)dlgInfo->hUserFont, 0 );
685 /* Create controls */
687 if (DIALOG_CreateControls32( hwnd, dlgTemplate, &template, hInst, unicode ))
689 /* Send initialisation messages and set focus */
691 if (dlgProc)
693 HWND focus = GetNextDlgTabItem( hwnd, 0, FALSE );
694 if (SendMessageW( hwnd, WM_INITDIALOG, (WPARAM)focus, param ) &&
695 ((~template.style & DS_CONTROL) || (template.style & WS_VISIBLE)))
697 /* By returning TRUE, app has requested a default focus assignment.
698 * WM_INITDIALOG may have changed the tab order, so find the first
699 * tabstop control again. */
700 dlgInfo->hwndFocus = GetNextDlgTabItem( hwnd, 0, FALSE );
701 if( dlgInfo->hwndFocus )
702 SetFocus( dlgInfo->hwndFocus );
706 if (template.style & WS_VISIBLE && !(GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE))
708 ShowWindow( hwnd, SW_SHOWNORMAL ); /* SW_SHOW doesn't always work */
710 return hwnd;
712 if (modal && ownerEnabled) DIALOG_EnableOwner(owner);
713 if( IsWindow(hwnd) ) DestroyWindow( hwnd );
714 return 0;
718 /***********************************************************************
719 * CreateDialogParamA (USER32.@)
721 HWND WINAPI CreateDialogParamA( HINSTANCE hInst, LPCSTR name, HWND owner,
722 DLGPROC dlgProc, LPARAM param )
724 HRSRC hrsrc;
725 LPCDLGTEMPLATEA ptr;
727 if (!(hrsrc = FindResourceA( hInst, name, (LPSTR)RT_DIALOG ))) return 0;
728 if (!(ptr = LoadResource(hInst, hrsrc))) return 0;
729 return CreateDialogIndirectParamA( hInst, ptr, owner, dlgProc, param );
733 /***********************************************************************
734 * CreateDialogParamW (USER32.@)
736 HWND WINAPI CreateDialogParamW( HINSTANCE hInst, LPCWSTR name, HWND owner,
737 DLGPROC dlgProc, LPARAM param )
739 HRSRC hrsrc;
740 LPCDLGTEMPLATEA ptr;
742 if (!(hrsrc = FindResourceW( hInst, name, (LPWSTR)RT_DIALOG ))) return 0;
743 if (!(ptr = LoadResource(hInst, hrsrc))) return 0;
744 return CreateDialogIndirectParamW( hInst, ptr, owner, dlgProc, param );
748 /***********************************************************************
749 * CreateDialogIndirectParamAorW (USER32.@)
751 HWND WINAPI CreateDialogIndirectParamAorW( HINSTANCE hInst, LPCVOID dlgTemplate,
752 HWND owner, DLGPROC dlgProc, LPARAM param,
753 DWORD flags )
755 return DIALOG_CreateIndirect( hInst, dlgTemplate, owner, dlgProc, param, !flags, FALSE );
758 /***********************************************************************
759 * CreateDialogIndirectParamA (USER32.@)
761 HWND WINAPI CreateDialogIndirectParamA( HINSTANCE hInst, LPCDLGTEMPLATEA dlgTemplate,
762 HWND owner, DLGPROC dlgProc, LPARAM param )
764 return CreateDialogIndirectParamAorW( hInst, dlgTemplate, owner, dlgProc, param, 2 );
767 /***********************************************************************
768 * CreateDialogIndirectParamW (USER32.@)
770 HWND WINAPI CreateDialogIndirectParamW( HINSTANCE hInst, LPCDLGTEMPLATEW dlgTemplate,
771 HWND owner, DLGPROC dlgProc, LPARAM param )
773 return CreateDialogIndirectParamAorW( hInst, dlgTemplate, owner, dlgProc, param, 0 );
777 /***********************************************************************
778 * DIALOG_DoDialogBox
780 INT DIALOG_DoDialogBox( HWND hwnd, HWND owner )
782 DIALOGINFO * dlgInfo;
783 MSG msg;
784 INT retval;
785 HWND ownerMsg = GetAncestor( owner, GA_ROOT );
786 BOOL bFirstEmpty;
788 if (!(dlgInfo = DIALOG_get_info( hwnd, FALSE ))) return -1;
790 bFirstEmpty = TRUE;
791 if (!(dlgInfo->flags & DF_END)) /* was EndDialog called in WM_INITDIALOG ? */
793 for (;;)
795 if (!PeekMessageW( &msg, 0, 0, 0, PM_REMOVE ))
797 if (bFirstEmpty)
799 /* ShowWindow the first time the queue goes empty */
800 ShowWindow( hwnd, SW_SHOWNORMAL );
801 bFirstEmpty = FALSE;
803 if (!(GetWindowLongW( hwnd, GWL_STYLE ) & DS_NOIDLEMSG))
805 /* No message present -> send ENTERIDLE and wait */
806 SendMessageW( ownerMsg, WM_ENTERIDLE, MSGF_DIALOGBOX, (LPARAM)hwnd );
808 if (!GetMessageW( &msg, 0, 0, 0 )) break;
811 if (!IsWindow( hwnd )) return 0;
812 if (!(dlgInfo->flags & DF_END) && !IsDialogMessageW( hwnd, &msg))
814 TranslateMessage( &msg );
815 DispatchMessageW( &msg );
817 if (dlgInfo->flags & DF_END) break;
819 if (bFirstEmpty && msg.message == WM_TIMER)
821 ShowWindow( hwnd, SW_SHOWNORMAL );
822 bFirstEmpty = FALSE;
826 if (dlgInfo->flags & DF_OWNERENABLED) DIALOG_EnableOwner( owner );
827 retval = dlgInfo->idResult;
828 DestroyWindow( hwnd );
829 return retval;
833 /***********************************************************************
834 * DialogBoxParamA (USER32.@)
836 INT_PTR WINAPI DialogBoxParamA( HINSTANCE hInst, LPCSTR name,
837 HWND owner, DLGPROC dlgProc, LPARAM param )
839 HWND hwnd;
840 HRSRC hrsrc;
841 LPCDLGTEMPLATEA ptr;
843 if (!(hrsrc = FindResourceA( hInst, name, (LPSTR)RT_DIALOG ))) return -1;
844 if (!(ptr = LoadResource(hInst, hrsrc))) return -1;
845 hwnd = DIALOG_CreateIndirect( hInst, ptr, owner, dlgProc, param, FALSE, TRUE );
846 if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
847 return 0;
851 /***********************************************************************
852 * DialogBoxParamW (USER32.@)
854 INT_PTR WINAPI DialogBoxParamW( HINSTANCE hInst, LPCWSTR name,
855 HWND owner, DLGPROC dlgProc, LPARAM param )
857 HWND hwnd;
858 HRSRC hrsrc;
859 LPCDLGTEMPLATEW ptr;
861 if (!(hrsrc = FindResourceW( hInst, name, (LPWSTR)RT_DIALOG ))) return -1;
862 if (!(ptr = LoadResource(hInst, hrsrc))) return -1;
863 hwnd = DIALOG_CreateIndirect( hInst, ptr, owner, dlgProc, param, TRUE, TRUE );
864 if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
865 return 0;
869 /***********************************************************************
870 * DialogBoxIndirectParamAorW (USER32.@)
872 INT_PTR WINAPI DialogBoxIndirectParamAorW( HINSTANCE hInstance, LPCVOID template,
873 HWND owner, DLGPROC dlgProc,
874 LPARAM param, DWORD flags )
876 HWND hwnd = DIALOG_CreateIndirect( hInstance, template, owner, dlgProc, param, !flags, TRUE );
877 if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
878 return -1;
881 /***********************************************************************
882 * DialogBoxIndirectParamA (USER32.@)
884 INT_PTR WINAPI DialogBoxIndirectParamA(HINSTANCE hInstance, LPCDLGTEMPLATEA template,
885 HWND owner, DLGPROC dlgProc, LPARAM param )
887 return DialogBoxIndirectParamAorW( hInstance, template, owner, dlgProc, param, 2 );
891 /***********************************************************************
892 * DialogBoxIndirectParamW (USER32.@)
894 INT_PTR WINAPI DialogBoxIndirectParamW(HINSTANCE hInstance, LPCDLGTEMPLATEW template,
895 HWND owner, DLGPROC dlgProc, LPARAM param )
897 return DialogBoxIndirectParamAorW( hInstance, template, owner, dlgProc, param, 0 );
900 /***********************************************************************
901 * EndDialog (USER32.@)
903 BOOL WINAPI EndDialog( HWND hwnd, INT_PTR retval )
905 BOOL wasEnabled = TRUE;
906 DIALOGINFO * dlgInfo;
907 HWND owner;
909 TRACE("%p %ld\n", hwnd, retval );
911 if (!(dlgInfo = DIALOG_get_info( hwnd, FALSE )))
913 ERR("got invalid window handle (%p); buggy app !?\n", hwnd);
914 return FALSE;
916 dlgInfo->idResult = retval;
917 dlgInfo->flags |= DF_END;
918 wasEnabled = (dlgInfo->flags & DF_OWNERENABLED);
920 if (wasEnabled && (owner = GetWindow( hwnd, GW_OWNER )))
921 DIALOG_EnableOwner( owner );
923 /* Windows sets the focus to the dialog itself in EndDialog */
925 if (IsChild(hwnd, GetFocus()))
926 SetFocus( hwnd );
928 /* Don't have to send a ShowWindow(SW_HIDE), just do
929 SetWindowPos with SWP_HIDEWINDOW as done in Windows */
931 SetWindowPos(hwnd, NULL, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE
932 | SWP_NOZORDER | SWP_NOACTIVATE | SWP_HIDEWINDOW);
934 if (hwnd == GetActiveWindow()) WINPOS_ActivateOtherWindow( hwnd );
936 /* unblock dialog loop */
937 PostMessageA(hwnd, WM_NULL, 0, 0);
938 return TRUE;
942 /***********************************************************************
943 * DIALOG_IsAccelerator
945 static BOOL DIALOG_IsAccelerator( HWND hwnd, HWND hwndDlg, WPARAM wParam )
947 HWND hwndControl = hwnd;
948 HWND hwndNext;
949 INT dlgCode;
950 WCHAR buffer[128];
954 DWORD style = GetWindowLongW( hwndControl, GWL_STYLE );
955 if ((style & (WS_VISIBLE | WS_DISABLED)) == WS_VISIBLE)
957 dlgCode = SendMessageW( hwndControl, WM_GETDLGCODE, 0, 0 );
958 if ( (dlgCode & (DLGC_BUTTON | DLGC_STATIC)) &&
959 GetWindowTextW( hwndControl, buffer, sizeof(buffer)/sizeof(WCHAR) ))
961 /* find the accelerator key */
962 LPWSTR p = buffer - 2;
966 p = strchrW( p + 2, '&' );
968 while (p != NULL && p[1] == '&');
970 /* and check if it's the one we're looking for */
971 if (p != NULL && toupperW( p[1] ) == toupperW( wParam ) )
973 if ((dlgCode & DLGC_STATIC) || (style & 0x0f) == BS_GROUPBOX )
975 /* set focus to the control */
976 SendMessageW( hwndDlg, WM_NEXTDLGCTL, (WPARAM)hwndControl, 1);
977 /* and bump it on to next */
978 SendMessageW( hwndDlg, WM_NEXTDLGCTL, 0, 0);
980 else if (dlgCode & DLGC_BUTTON)
982 /* send BM_CLICK message to the control */
983 SendMessageW( hwndControl, BM_CLICK, 0, 0 );
985 return TRUE;
988 hwndNext = GetWindow( hwndControl, GW_CHILD );
990 else hwndNext = 0;
992 if (!hwndNext) hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
994 while (!hwndNext && hwndControl)
996 hwndControl = GetParent( hwndControl );
997 if (hwndControl == hwndDlg)
999 if(hwnd==hwndDlg) /* prevent endless loop */
1001 hwndNext=hwnd;
1002 break;
1004 hwndNext = GetWindow( hwndDlg, GW_CHILD );
1006 else
1007 hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
1009 hwndControl = hwndNext;
1011 while (hwndControl && (hwndControl != hwnd));
1013 return FALSE;
1016 /***********************************************************************
1017 * DIALOG_FindMsgDestination
1019 * The messages that IsDialogMessage sends may not go to the dialog
1020 * calling IsDialogMessage if that dialog is a child, and it has the
1021 * DS_CONTROL style set.
1022 * We propagate up until we hit one that does not have DS_CONTROL, or
1023 * whose parent is not a dialog.
1025 * This is undocumented behaviour.
1027 static HWND DIALOG_FindMsgDestination( HWND hwndDlg )
1029 while (GetWindowLongA(hwndDlg, GWL_STYLE) & DS_CONTROL)
1031 WND *pParent;
1032 HWND hParent = GetParent(hwndDlg);
1033 if (!hParent) break;
1035 pParent = WIN_GetPtr(hParent);
1036 if (!pParent || pParent == WND_OTHER_PROCESS || pParent == WND_DESKTOP) break;
1038 if (!pParent->dlgInfo)
1040 WIN_ReleasePtr(pParent);
1041 break;
1043 WIN_ReleasePtr(pParent);
1045 hwndDlg = hParent;
1048 return hwndDlg;
1051 /***********************************************************************
1052 * DIALOG_FixOneChildOnChangeFocus
1054 * Callback helper for DIALOG_FixChildrenOnChangeFocus
1057 static BOOL CALLBACK DIALOG_FixOneChildOnChangeFocus (HWND hwndChild,
1058 LPARAM lParam)
1060 /* If a default pushbutton then no longer default */
1061 if (DLGC_DEFPUSHBUTTON & SendMessageW (hwndChild, WM_GETDLGCODE, 0, 0))
1062 SendMessageW (hwndChild, BM_SETSTYLE, BS_PUSHBUTTON, TRUE);
1063 return TRUE;
1066 /***********************************************************************
1067 * DIALOG_FixChildrenOnChangeFocus
1069 * Following the change of focus that occurs for example after handling
1070 * a WM_KEYDOWN VK_TAB in IsDialogMessage, some tidying of the dialog's
1071 * children may be required.
1073 static void DIALOG_FixChildrenOnChangeFocus (HWND hwndDlg, HWND hwndNext)
1075 INT dlgcode_next = SendMessageW (hwndNext, WM_GETDLGCODE, 0, 0);
1076 /* INT dlgcode_dlg = SendMessageW (hwndDlg, WM_GETDLGCODE, 0, 0); */
1077 /* Windows does ask for this. I don't know why yet */
1079 EnumChildWindows (hwndDlg, DIALOG_FixOneChildOnChangeFocus, 0);
1081 /* If the button that is getting the focus WAS flagged as the default
1082 * pushbutton then ask the dialog what it thinks the default is and
1083 * set that in the default style.
1085 if (dlgcode_next & DLGC_DEFPUSHBUTTON)
1087 DWORD def_id = SendMessageW (hwndDlg, DM_GETDEFID, 0, 0);
1088 if (HIWORD(def_id) == DC_HASDEFID)
1090 HWND hwndDef;
1091 def_id = LOWORD(def_id);
1092 hwndDef = GetDlgItem (hwndDlg, def_id);
1093 if (hwndDef)
1095 INT dlgcode_def = SendMessageW (hwndDef, WM_GETDLGCODE, 0, 0);
1096 /* I know that if it is a button then it should already be a
1097 * UNDEFPUSHBUTTON, since we have just told the buttons to
1098 * change style. But maybe they ignored our request
1100 if ((dlgcode_def & DLGC_BUTTON) &&
1101 (dlgcode_def & DLGC_UNDEFPUSHBUTTON))
1103 SendMessageW (hwndDef, BM_SETSTYLE, BS_DEFPUSHBUTTON, TRUE);
1108 else if ((dlgcode_next & DLGC_BUTTON) && (dlgcode_next & DLGC_UNDEFPUSHBUTTON))
1110 SendMessageW (hwndNext, BM_SETSTYLE, BS_DEFPUSHBUTTON, TRUE);
1111 /* I wonder why it doesn't send a DM_SETDEFID */
1115 /***********************************************************************
1116 * IsDialogMessageW (USER32.@)
1118 BOOL WINAPI IsDialogMessageW( HWND hwndDlg, LPMSG msg )
1120 INT dlgCode = 0;
1122 if (CallMsgFilterW( msg, MSGF_DIALOGBOX )) return TRUE;
1124 hwndDlg = WIN_GetFullHandle( hwndDlg );
1125 if (is_desktop_window(hwndDlg)) return FALSE;
1126 if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd )) return FALSE;
1128 hwndDlg = DIALOG_FindMsgDestination(hwndDlg);
1130 switch(msg->message)
1132 case WM_KEYDOWN:
1133 dlgCode = SendMessageW( msg->hwnd, WM_GETDLGCODE, msg->wParam, (LPARAM)msg );
1134 if (dlgCode & (DLGC_WANTMESSAGE)) break;
1136 switch(msg->wParam)
1138 case VK_TAB:
1139 if (!(dlgCode & DLGC_WANTTAB))
1141 BOOL fIsDialog = TRUE;
1142 WND *pWnd = WIN_GetPtr( hwndDlg );
1144 if (pWnd && pWnd != WND_OTHER_PROCESS)
1146 fIsDialog = (pWnd->dlgInfo != NULL);
1147 WIN_ReleasePtr(pWnd);
1150 /* I am not sure under which circumstances the TAB is handled
1151 * each way. All I do know is that it does not always simply
1152 * send WM_NEXTDLGCTL. (Personally I have never yet seen it
1153 * do so but I presume someone has)
1155 if (fIsDialog)
1156 SendMessageW( hwndDlg, WM_NEXTDLGCTL, (GetKeyState(VK_SHIFT) & 0x8000), 0 );
1157 else
1159 /* It would appear that GetNextDlgTabItem can handle being
1160 * passed hwndDlg rather than NULL but that is undocumented
1161 * so let's do it properly
1163 HWND hwndFocus = GetFocus();
1164 HWND hwndNext = GetNextDlgTabItem (hwndDlg,
1165 hwndFocus == hwndDlg ? NULL : hwndFocus,
1166 GetKeyState (VK_SHIFT) & 0x8000);
1167 if (hwndNext)
1169 dlgCode = SendMessageW (hwndNext, WM_GETDLGCODE,
1170 msg->wParam, (LPARAM)msg);
1171 if (dlgCode & DLGC_HASSETSEL)
1173 INT maxlen = 1 + SendMessageW (hwndNext, WM_GETTEXTLENGTH, 0, 0);
1174 WCHAR *buffer = HeapAlloc (GetProcessHeap(), 0, maxlen * sizeof(WCHAR));
1175 if (buffer)
1177 INT length;
1178 SendMessageW (hwndNext, WM_GETTEXT, maxlen, (LPARAM) buffer);
1179 length = strlenW (buffer);
1180 HeapFree (GetProcessHeap(), 0, buffer);
1181 SendMessageW (hwndNext, EM_SETSEL, 0, length);
1184 SetFocus (hwndNext);
1185 DIALOG_FixChildrenOnChangeFocus (hwndDlg, hwndNext);
1187 else
1188 return FALSE;
1190 return TRUE;
1192 break;
1194 case VK_RIGHT:
1195 case VK_DOWN:
1196 case VK_LEFT:
1197 case VK_UP:
1198 if (!(dlgCode & DLGC_WANTARROWS))
1200 BOOL fPrevious = (msg->wParam == VK_LEFT || msg->wParam == VK_UP);
1201 HWND hwndNext = GetNextDlgGroupItem (hwndDlg, GetFocus(), fPrevious );
1202 SendMessageW( hwndDlg, WM_NEXTDLGCTL, (WPARAM)hwndNext, 1 );
1203 return TRUE;
1205 break;
1207 case VK_CANCEL:
1208 case VK_ESCAPE:
1209 SendMessageW( hwndDlg, WM_COMMAND, IDCANCEL, (LPARAM)GetDlgItem( hwndDlg, IDCANCEL ) );
1210 return TRUE;
1212 case VK_EXECUTE:
1213 case VK_RETURN:
1215 DWORD dw;
1216 if ((GetFocus() == msg->hwnd) &&
1217 (SendMessageW (msg->hwnd, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON))
1219 SendMessageW (hwndDlg, WM_COMMAND, MAKEWPARAM (GetDlgCtrlID(msg->hwnd),BN_CLICKED), (LPARAM)msg->hwnd);
1221 else if (DC_HASDEFID == HIWORD(dw = SendMessageW (hwndDlg, DM_GETDEFID, 0, 0)))
1223 HWND hwndDef = GetDlgItem(hwndDlg, LOWORD(dw));
1224 if (!hwndDef || !IsWindowEnabled(hwndDef))
1225 return TRUE;
1226 SendMessageW( hwndDlg, WM_COMMAND, MAKEWPARAM( LOWORD(dw), BN_CLICKED ),
1227 (LPARAM)GetDlgItem(hwndDlg, LOWORD(dw)));
1229 else
1231 SendMessageW( hwndDlg, WM_COMMAND, IDOK, (LPARAM)GetDlgItem( hwndDlg, IDOK ) );
1235 return TRUE;
1237 break;
1239 case WM_CHAR:
1240 /* FIXME Under what circumstances does WM_GETDLGCODE get sent?
1241 * It does NOT get sent in the test program I have
1243 dlgCode = SendMessageW( msg->hwnd, WM_GETDLGCODE, msg->wParam, (LPARAM)msg );
1244 if (dlgCode & (DLGC_WANTCHARS|DLGC_WANTMESSAGE)) break;
1245 if (msg->wParam == '\t' && (dlgCode & DLGC_WANTTAB)) break;
1246 /* drop through */
1248 case WM_SYSCHAR:
1249 if (DIALOG_IsAccelerator( WIN_GetFullHandle(msg->hwnd), hwndDlg, msg->wParam ))
1251 /* don't translate or dispatch */
1252 return TRUE;
1254 break;
1257 TranslateMessage( msg );
1258 DispatchMessageW( msg );
1259 return TRUE;
1263 /***********************************************************************
1264 * GetDlgCtrlID (USER32.@)
1266 INT WINAPI GetDlgCtrlID( HWND hwnd )
1268 return GetWindowLongPtrW( hwnd, GWLP_ID );
1272 /***********************************************************************
1273 * GetDlgItem (USER32.@)
1275 HWND WINAPI GetDlgItem( HWND hwndDlg, INT id )
1277 int i;
1278 HWND *list = WIN_ListChildren( hwndDlg );
1279 HWND ret = 0;
1281 if (!list) return 0;
1283 for (i = 0; list[i]; i++) if (GetWindowLongPtrW( list[i], GWLP_ID ) == id) break;
1284 ret = list[i];
1285 HeapFree( GetProcessHeap(), 0, list );
1286 return ret;
1290 /*******************************************************************
1291 * SendDlgItemMessageA (USER32.@)
1293 LRESULT WINAPI SendDlgItemMessageA( HWND hwnd, INT id, UINT msg,
1294 WPARAM wParam, LPARAM lParam )
1296 HWND hwndCtrl = GetDlgItem( hwnd, id );
1297 if (hwndCtrl) return SendMessageA( hwndCtrl, msg, wParam, lParam );
1298 else return 0;
1302 /*******************************************************************
1303 * SendDlgItemMessageW (USER32.@)
1305 LRESULT WINAPI SendDlgItemMessageW( HWND hwnd, INT id, UINT msg,
1306 WPARAM wParam, LPARAM lParam )
1308 HWND hwndCtrl = GetDlgItem( hwnd, id );
1309 if (hwndCtrl) return SendMessageW( hwndCtrl, msg, wParam, lParam );
1310 else return 0;
1314 /*******************************************************************
1315 * SetDlgItemTextA (USER32.@)
1317 BOOL WINAPI SetDlgItemTextA( HWND hwnd, INT id, LPCSTR lpString )
1319 return SendDlgItemMessageA( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1323 /*******************************************************************
1324 * SetDlgItemTextW (USER32.@)
1326 BOOL WINAPI SetDlgItemTextW( HWND hwnd, INT id, LPCWSTR lpString )
1328 return SendDlgItemMessageW( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1332 /***********************************************************************
1333 * GetDlgItemTextA (USER32.@)
1335 UINT WINAPI GetDlgItemTextA( HWND hwnd, INT id, LPSTR str, INT len )
1337 if (str && (len > 0)) str[0] = '\0';
1338 return (UINT)SendDlgItemMessageA( hwnd, id, WM_GETTEXT,
1339 len, (LPARAM)str );
1343 /***********************************************************************
1344 * GetDlgItemTextW (USER32.@)
1346 UINT WINAPI GetDlgItemTextW( HWND hwnd, INT id, LPWSTR str, INT len )
1348 if (str && (len > 0)) str[0] = '\0';
1349 return (UINT)SendDlgItemMessageW( hwnd, id, WM_GETTEXT,
1350 len, (LPARAM)str );
1354 /*******************************************************************
1355 * SetDlgItemInt (USER32.@)
1357 BOOL WINAPI SetDlgItemInt( HWND hwnd, INT id, UINT value,
1358 BOOL fSigned )
1360 char str[20];
1362 if (fSigned) sprintf( str, "%d", (INT)value );
1363 else sprintf( str, "%u", value );
1364 SendDlgItemMessageA( hwnd, id, WM_SETTEXT, 0, (LPARAM)str );
1365 return TRUE;
1369 /***********************************************************************
1370 * GetDlgItemInt (USER32.@)
1372 UINT WINAPI GetDlgItemInt( HWND hwnd, INT id, BOOL *translated,
1373 BOOL fSigned )
1375 char str[30];
1376 char * endptr;
1377 LONG_PTR result = 0;
1379 if (translated) *translated = FALSE;
1380 if (!SendDlgItemMessageA(hwnd, id, WM_GETTEXT, sizeof(str), (LPARAM)str))
1381 return 0;
1382 if (fSigned)
1384 result = strtol( str, &endptr, 10 );
1385 if (!endptr || (endptr == str)) /* Conversion was unsuccessful */
1386 return 0;
1387 if (((result == LONG_MIN) || (result == LONG_MAX)) && (errno==ERANGE))
1388 return 0;
1390 else
1392 result = strtoul( str, &endptr, 10 );
1393 if (!endptr || (endptr == str)) /* Conversion was unsuccessful */
1394 return 0;
1395 if ((result == ULONG_MAX) && (errno == ERANGE)) return 0;
1397 if (translated) *translated = TRUE;
1398 return (UINT)result;
1402 /***********************************************************************
1403 * CheckDlgButton (USER32.@)
1405 BOOL WINAPI CheckDlgButton( HWND hwnd, INT id, UINT check )
1407 SendDlgItemMessageW( hwnd, id, BM_SETCHECK, check, 0 );
1408 return TRUE;
1412 /***********************************************************************
1413 * IsDlgButtonChecked (USER32.@)
1415 UINT WINAPI IsDlgButtonChecked( HWND hwnd, int id )
1417 return (UINT)SendDlgItemMessageW( hwnd, id, BM_GETCHECK, 0, 0 );
1421 /***********************************************************************
1422 * CheckRB
1424 * Callback function used to check/uncheck radio buttons that fall
1425 * within a specific range of IDs.
1427 static BOOL CALLBACK CheckRB(HWND hwndChild, LPARAM lParam)
1429 LONG lChildID = GetWindowLongPtrW(hwndChild, GWLP_ID);
1430 RADIOGROUP *lpRadioGroup = (RADIOGROUP *) lParam;
1432 if ((lChildID >= lpRadioGroup->firstID) &&
1433 (lChildID <= lpRadioGroup->lastID))
1435 if (lChildID == lpRadioGroup->checkID)
1437 SendMessageW(hwndChild, BM_SETCHECK, BST_CHECKED, 0);
1439 else
1441 SendMessageW(hwndChild, BM_SETCHECK, BST_UNCHECKED, 0);
1445 return TRUE;
1449 /***********************************************************************
1450 * CheckRadioButton (USER32.@)
1452 BOOL WINAPI CheckRadioButton( HWND hwndDlg, int firstID,
1453 int lastID, int checkID )
1455 RADIOGROUP radioGroup;
1457 radioGroup.firstID = firstID;
1458 radioGroup.lastID = lastID;
1459 radioGroup.checkID = checkID;
1461 return EnumChildWindows(hwndDlg, (WNDENUMPROC)CheckRB,
1462 (LPARAM)&radioGroup);
1466 /***********************************************************************
1467 * GetDialogBaseUnits (USER.243)
1468 * GetDialogBaseUnits (USER32.@)
1470 DWORD WINAPI GetDialogBaseUnits(void)
1472 static DWORD units;
1474 if (!units)
1476 HDC hdc;
1477 SIZE size;
1479 if ((hdc = GetDC(0)))
1481 size.cx = GdiGetCharDimensions( hdc, NULL, &size.cy );
1482 if (size.cx) units = MAKELONG( size.cx, size.cy );
1483 ReleaseDC( 0, hdc );
1485 TRACE("base units = %d,%d\n", LOWORD(units), HIWORD(units) );
1487 return units;
1491 /***********************************************************************
1492 * MapDialogRect (USER32.@)
1494 BOOL WINAPI MapDialogRect( HWND hwnd, LPRECT rect )
1496 DIALOGINFO * dlgInfo;
1497 if (!(dlgInfo = DIALOG_get_info( hwnd, FALSE ))) return FALSE;
1498 rect->left = MulDiv(rect->left, dlgInfo->xBaseUnit, 4);
1499 rect->right = MulDiv(rect->right, dlgInfo->xBaseUnit, 4);
1500 rect->top = MulDiv(rect->top, dlgInfo->yBaseUnit, 8);
1501 rect->bottom = MulDiv(rect->bottom, dlgInfo->yBaseUnit, 8);
1502 return TRUE;
1506 /***********************************************************************
1507 * GetNextDlgGroupItem (USER32.@)
1509 * Corrections to MSDN documentation
1511 * (Under Windows 2000 at least, where hwndDlg is not actually a dialog)
1512 * 1. hwndCtrl can be hwndDlg in which case it behaves as for NULL
1513 * 2. Prev of NULL or hwndDlg fails
1515 HWND WINAPI GetNextDlgGroupItem( HWND hwndDlg, HWND hwndCtrl, BOOL fPrevious )
1517 HWND hwnd, hwndNext, retvalue, hwndLastGroup = 0;
1518 BOOL fLooped=FALSE;
1519 BOOL fSkipping=FALSE;
1521 hwndDlg = WIN_GetFullHandle( hwndDlg );
1522 hwndCtrl = WIN_GetFullHandle( hwndCtrl );
1524 if (hwndDlg == hwndCtrl) hwndCtrl = NULL;
1525 if (!hwndCtrl && fPrevious) return 0;
1527 if (hwndCtrl)
1529 if (!IsChild (hwndDlg, hwndCtrl)) return 0;
1531 else
1533 /* No ctrl specified -> start from the beginning */
1534 if (!(hwndCtrl = GetWindow( hwndDlg, GW_CHILD ))) return 0;
1535 /* MSDN is wrong. fPrevious does not result in the last child */
1537 /* Maybe that first one is valid. If so then we don't want to skip it*/
1538 if ((GetWindowLongW( hwndCtrl, GWL_STYLE ) & (WS_VISIBLE|WS_DISABLED)) == WS_VISIBLE)
1540 return hwndCtrl;
1544 /* Always go forward around the group and list of controls; for the
1545 * previous control keep track; for the next break when you find one
1547 retvalue = hwndCtrl;
1548 hwnd = hwndCtrl;
1549 while (hwndNext = GetWindow (hwnd, GW_HWNDNEXT),
1552 while (!hwndNext)
1554 /* Climb out until there is a next sibling of the ancestor or we
1555 * reach the top (in which case we loop back to the start)
1557 if (hwndDlg == GetParent (hwnd))
1559 /* Wrap around to the beginning of the list, within the same
1560 * group. (Once only)
1562 if (fLooped) goto end;
1563 fLooped = TRUE;
1564 hwndNext = GetWindow (hwndDlg, GW_CHILD);
1566 else
1568 hwnd = GetParent (hwnd);
1569 hwndNext = GetWindow (hwnd, GW_HWNDNEXT);
1572 hwnd = hwndNext;
1574 /* Wander down the leading edge of controlparents */
1575 while ( (GetWindowLongW (hwnd, GWL_EXSTYLE) & WS_EX_CONTROLPARENT) &&
1576 ((GetWindowLongW (hwnd, GWL_STYLE) & (WS_VISIBLE | WS_DISABLED)) == WS_VISIBLE) &&
1577 (hwndNext = GetWindow (hwnd, GW_CHILD)))
1578 hwnd = hwndNext;
1579 /* Question. If the control is a control parent but either has no
1580 * children or is not visible/enabled then if it has a WS_GROUP does
1581 * it count? For that matter does it count anyway?
1582 * I believe it doesn't count.
1585 if ((GetWindowLongW (hwnd, GWL_STYLE) & WS_GROUP))
1587 hwndLastGroup = hwnd;
1588 if (!fSkipping)
1590 /* Look for the beginning of the group */
1591 fSkipping = TRUE;
1595 if (hwnd == hwndCtrl)
1597 if (!fSkipping) break;
1598 if (hwndLastGroup == hwnd) break;
1599 hwnd = hwndLastGroup;
1600 fSkipping = FALSE;
1601 fLooped = FALSE;
1604 if (!fSkipping &&
1605 (GetWindowLongW (hwnd, GWL_STYLE) & (WS_VISIBLE|WS_DISABLED)) ==
1606 WS_VISIBLE)
1608 retvalue = hwnd;
1609 if (!fPrevious) break;
1612 end:
1613 return retvalue;
1617 /***********************************************************************
1618 * DIALOG_GetNextTabItem
1620 * Recursive helper for GetNextDlgTabItem
1622 static HWND DIALOG_GetNextTabItem( HWND hwndMain, HWND hwndDlg, HWND hwndCtrl, BOOL fPrevious )
1624 LONG dsStyle;
1625 LONG exStyle;
1626 UINT wndSearch = fPrevious ? GW_HWNDPREV : GW_HWNDNEXT;
1627 HWND retWnd = 0;
1628 HWND hChildFirst = 0;
1630 if(!hwndCtrl)
1632 hChildFirst = GetWindow(hwndDlg,GW_CHILD);
1633 if(fPrevious) hChildFirst = GetWindow(hChildFirst,GW_HWNDLAST);
1635 else if (IsChild( hwndMain, hwndCtrl ))
1637 hChildFirst = GetWindow(hwndCtrl,wndSearch);
1638 if(!hChildFirst)
1640 if(GetParent(hwndCtrl) != hwndMain)
1641 /* i.e. if we are not at the top level of the recursion */
1642 hChildFirst = GetWindow(GetParent(hwndCtrl),wndSearch);
1643 else
1644 hChildFirst = GetWindow(hwndCtrl, fPrevious ? GW_HWNDLAST : GW_HWNDFIRST);
1648 while(hChildFirst)
1650 dsStyle = GetWindowLongA(hChildFirst,GWL_STYLE);
1651 exStyle = GetWindowLongA(hChildFirst,GWL_EXSTYLE);
1652 if( (exStyle & WS_EX_CONTROLPARENT) && (dsStyle & WS_VISIBLE) && !(dsStyle & WS_DISABLED))
1654 HWND retWnd;
1655 retWnd = DIALOG_GetNextTabItem(hwndMain,hChildFirst,NULL,fPrevious );
1656 if (retWnd) return (retWnd);
1658 else if( (dsStyle & WS_TABSTOP) && (dsStyle & WS_VISIBLE) && !(dsStyle & WS_DISABLED))
1660 return (hChildFirst);
1662 hChildFirst = GetWindow(hChildFirst,wndSearch);
1664 if(hwndCtrl)
1666 HWND hParent = GetParent(hwndCtrl);
1667 while(hParent)
1669 if(hParent == hwndMain) break;
1670 retWnd = DIALOG_GetNextTabItem(hwndMain,GetParent(hParent),hParent,fPrevious );
1671 if(retWnd) break;
1672 hParent = GetParent(hParent);
1674 if(!retWnd)
1675 retWnd = DIALOG_GetNextTabItem(hwndMain,hwndMain,NULL,fPrevious );
1677 return retWnd ? retWnd : hwndCtrl;
1680 /***********************************************************************
1681 * GetNextDlgTabItem (USER32.@)
1683 HWND WINAPI GetNextDlgTabItem( HWND hwndDlg, HWND hwndCtrl,
1684 BOOL fPrevious )
1686 hwndDlg = WIN_GetFullHandle( hwndDlg );
1687 hwndCtrl = WIN_GetFullHandle( hwndCtrl );
1689 /* Undocumented but tested under Win2000 and WinME */
1690 if (hwndDlg == hwndCtrl) hwndCtrl = NULL;
1692 /* Contrary to MSDN documentation, tested under Win2000 and WinME
1693 * NB GetLastError returns whatever was set before the function was
1694 * called.
1696 if (!hwndCtrl && fPrevious) return 0;
1698 return DIALOG_GetNextTabItem(hwndDlg,hwndDlg,hwndCtrl,fPrevious);
1701 /**********************************************************************
1702 * DIALOG_DlgDirSelect
1704 * Helper function for DlgDirSelect*
1706 static BOOL DIALOG_DlgDirSelect( HWND hwnd, LPWSTR str, INT len,
1707 INT id, BOOL unicode, BOOL combo )
1709 WCHAR *buffer, *ptr;
1710 INT item, size;
1711 BOOL ret;
1712 HWND listbox = GetDlgItem( hwnd, id );
1714 TRACE("%p %s %d\n", hwnd, unicode ? debugstr_w(str) : debugstr_a((LPSTR)str), id );
1715 if (!listbox) return FALSE;
1717 item = SendMessageW(listbox, combo ? CB_GETCURSEL : LB_GETCURSEL, 0, 0 );
1718 if (item == LB_ERR) return FALSE;
1720 size = SendMessageW(listbox, combo ? CB_GETLBTEXTLEN : LB_GETTEXTLEN, item, 0 );
1721 if (size == LB_ERR) return FALSE;
1723 if (!(buffer = HeapAlloc( GetProcessHeap(), 0, (size+2) * sizeof(WCHAR) ))) return FALSE;
1725 SendMessageW( listbox, combo ? CB_GETLBTEXT : LB_GETTEXT, item, (LPARAM)buffer );
1727 if ((ret = (buffer[0] == '['))) /* drive or directory */
1729 if (buffer[1] == '-') /* drive */
1731 buffer[3] = ':';
1732 buffer[4] = 0;
1733 ptr = buffer + 2;
1735 else
1737 buffer[strlenW(buffer)-1] = '\\';
1738 ptr = buffer + 1;
1741 else
1743 /* Filenames without a dot extension must have one tacked at the end */
1744 if (strchrW(buffer, '.') == NULL)
1746 buffer[strlenW(buffer)+1] = '\0';
1747 buffer[strlenW(buffer)] = '.';
1749 ptr = buffer;
1752 if (!unicode)
1754 if (len > 0 && !WideCharToMultiByte( CP_ACP, 0, ptr, -1, (LPSTR)str, len, 0, 0 ))
1755 ((LPSTR)str)[len-1] = 0;
1757 else lstrcpynW( str, ptr, len );
1758 HeapFree( GetProcessHeap(), 0, buffer );
1759 TRACE("Returning %d %s\n", ret, unicode ? debugstr_w(str) : debugstr_a((LPSTR)str) );
1760 return ret;
1764 /**********************************************************************
1765 * DIALOG_DlgDirListW
1767 * Helper function for DlgDirList*W
1769 static INT DIALOG_DlgDirListW( HWND hDlg, LPWSTR spec, INT idLBox,
1770 INT idStatic, UINT attrib, BOOL combo )
1772 HWND hwnd;
1773 LPWSTR orig_spec = spec;
1774 WCHAR any[] = {'*','.','*',0};
1776 #define SENDMSG(msg,wparam,lparam) \
1777 ((attrib & DDL_POSTMSGS) ? PostMessageW( hwnd, msg, wparam, lparam ) \
1778 : SendMessageW( hwnd, msg, wparam, lparam ))
1780 TRACE("%p %s %d %d %04x\n", hDlg, debugstr_w(spec), idLBox, idStatic, attrib );
1782 /* If the path exists and is a directory, chdir to it */
1783 if (!spec || !spec[0] || SetCurrentDirectoryW( spec )) spec = any;
1784 else
1786 WCHAR *p, *p2;
1787 p = spec;
1788 if ((p2 = strchrW( p, ':' ))) p = p2 + 1;
1789 if ((p2 = strrchrW( p, '\\' ))) p = p2;
1790 if ((p2 = strrchrW( p, '/' ))) p = p2;
1791 if (p != spec)
1793 WCHAR sep = *p;
1794 *p = 0;
1795 if (!SetCurrentDirectoryW( spec ))
1797 *p = sep; /* Restore the original spec */
1798 return FALSE;
1800 spec = p + 1;
1804 TRACE( "mask=%s\n", debugstr_w(spec) );
1806 if (idLBox && ((hwnd = GetDlgItem( hDlg, idLBox )) != 0))
1808 if (attrib == DDL_DRIVES) attrib |= DDL_EXCLUSIVE;
1810 SENDMSG( combo ? CB_RESETCONTENT : LB_RESETCONTENT, 0, 0 );
1811 if (attrib & DDL_DIRECTORY)
1813 if (!(attrib & DDL_EXCLUSIVE))
1815 SENDMSG( combo ? CB_DIR : LB_DIR,
1816 attrib & ~(DDL_DIRECTORY | DDL_DRIVES),
1817 (LPARAM)spec );
1819 SENDMSG( combo ? CB_DIR : LB_DIR,
1820 (attrib & (DDL_DIRECTORY | DDL_DRIVES)) | DDL_EXCLUSIVE,
1821 (LPARAM)any );
1823 else
1825 SENDMSG( combo ? CB_DIR : LB_DIR, attrib, (LPARAM)spec );
1829 /* Convert path specification to uppercase */
1830 if (spec) CharUpperW(spec);
1832 if (idStatic && ((hwnd = GetDlgItem( hDlg, idStatic )) != 0))
1834 WCHAR temp[MAX_PATH];
1835 GetCurrentDirectoryW( sizeof(temp)/sizeof(WCHAR), temp );
1836 CharLowerW( temp );
1837 /* Can't use PostMessage() here, because the string is on the stack */
1838 SetDlgItemTextW( hDlg, idStatic, temp );
1841 if (orig_spec && (spec != orig_spec))
1843 /* Update the original file spec */
1844 WCHAR *p = spec;
1845 while ((*orig_spec++ = *p++));
1848 return TRUE;
1849 #undef SENDMSG
1853 /**********************************************************************
1854 * DIALOG_DlgDirListA
1856 * Helper function for DlgDirList*A
1858 static INT DIALOG_DlgDirListA( HWND hDlg, LPSTR spec, INT idLBox,
1859 INT idStatic, UINT attrib, BOOL combo )
1861 if (spec)
1863 INT ret, len = MultiByteToWideChar( CP_ACP, 0, spec, -1, NULL, 0 );
1864 LPWSTR specW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
1865 MultiByteToWideChar( CP_ACP, 0, spec, -1, specW, len );
1866 ret = DIALOG_DlgDirListW( hDlg, specW, idLBox, idStatic, attrib, combo );
1867 WideCharToMultiByte( CP_ACP, 0, specW, -1, spec, 0x7fffffff, NULL, NULL );
1868 HeapFree( GetProcessHeap(), 0, specW );
1869 return ret;
1871 return DIALOG_DlgDirListW( hDlg, NULL, idLBox, idStatic, attrib, combo );
1875 /**********************************************************************
1876 * DlgDirSelectExA (USER32.@)
1878 BOOL WINAPI DlgDirSelectExA( HWND hwnd, LPSTR str, INT len, INT id )
1880 return DIALOG_DlgDirSelect( hwnd, (LPWSTR)str, len, id, FALSE, FALSE );
1884 /**********************************************************************
1885 * DlgDirSelectExW (USER32.@)
1887 BOOL WINAPI DlgDirSelectExW( HWND hwnd, LPWSTR str, INT len, INT id )
1889 return DIALOG_DlgDirSelect( hwnd, str, len, id, TRUE, FALSE );
1893 /**********************************************************************
1894 * DlgDirSelectComboBoxExA (USER32.@)
1896 BOOL WINAPI DlgDirSelectComboBoxExA( HWND hwnd, LPSTR str, INT len,
1897 INT id )
1899 return DIALOG_DlgDirSelect( hwnd, (LPWSTR)str, len, id, FALSE, TRUE );
1903 /**********************************************************************
1904 * DlgDirSelectComboBoxExW (USER32.@)
1906 BOOL WINAPI DlgDirSelectComboBoxExW( HWND hwnd, LPWSTR str, INT len,
1907 INT id)
1909 return DIALOG_DlgDirSelect( hwnd, str, len, id, TRUE, TRUE );
1913 /**********************************************************************
1914 * DlgDirListA (USER32.@)
1916 INT WINAPI DlgDirListA( HWND hDlg, LPSTR spec, INT idLBox,
1917 INT idStatic, UINT attrib )
1919 return DIALOG_DlgDirListA( hDlg, spec, idLBox, idStatic, attrib, FALSE );
1923 /**********************************************************************
1924 * DlgDirListW (USER32.@)
1926 INT WINAPI DlgDirListW( HWND hDlg, LPWSTR spec, INT idLBox,
1927 INT idStatic, UINT attrib )
1929 return DIALOG_DlgDirListW( hDlg, spec, idLBox, idStatic, attrib, FALSE );
1933 /**********************************************************************
1934 * DlgDirListComboBoxA (USER32.@)
1936 INT WINAPI DlgDirListComboBoxA( HWND hDlg, LPSTR spec, INT idCBox,
1937 INT idStatic, UINT attrib )
1939 return DIALOG_DlgDirListA( hDlg, spec, idCBox, idStatic, attrib, TRUE );
1943 /**********************************************************************
1944 * DlgDirListComboBoxW (USER32.@)
1946 INT WINAPI DlgDirListComboBoxW( HWND hDlg, LPWSTR spec, INT idCBox,
1947 INT idStatic, UINT attrib )
1949 return DIALOG_DlgDirListW( hDlg, spec, idCBox, idStatic, attrib, TRUE );