dlls/user32/dialog.c

   1 /*
   2  * Dialog functions
   3  *
   4  * Copyright 1993, 1994, 1996 Alexandre Julliard
   5  *
   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.
  10  *
  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.
  15  *
  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
  19  */
  20
  21 #include "config.h"
  22 #include "wine/port.h"
  23
  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>
  31
  32 #include "windef.h"
  33 #include "winbase.h"
  34 #include "wingdi.h"
  35 #include "winuser.h"
  36 #include "winnls.h"
  37 #include "wine/winuser16.h"
  38 #include "wine/unicode.h"
  39 #include "controls.h"
  40 #include "win.h"
  41 #include "user_private.h"
  42 #include "wine/debug.h"
  43
  44 WINE_DEFAULT_DEBUG_CHANNEL(dialog);
  45
  46
  47   /* Dialog control information */
  48 typedef struct
  49 {
  50     DWORD      style;
  51     DWORD      exStyle;
  52     DWORD      helpId;
  53     INT16      x;
  54     INT16      y;
  55     INT16      cx;
  56     INT16      cy;
  57     UINT_PTR   id;
  58     LPCWSTR    className;
  59     LPCWSTR    windowName;
  60     LPCVOID    data;
  61 } DLG_CONTROL_INFO;
  62
  63   /* Dialog template */
  64 typedef struct
  65 {
  66     DWORD      style;
  67     DWORD      exStyle;
  68     DWORD      helpId;
  69     UINT16     nbItems;
  70     INT16      x;
  71     INT16      y;
  72     INT16      cx;
  73     INT16      cy;
  74     LPCWSTR    menuName;
  75     LPCWSTR    className;
  76     LPCWSTR    caption;
  77     INT16      pointSize;
  78     WORD       weight;
  79     BOOL       italic;
  80     LPCWSTR    faceName;
  81     BOOL       dialogEx;
  82 } DLG_TEMPLATE;
  83
  84   /* Radio button group */
  85 typedef struct
  86 {
  87     UINT firstID;
  88     UINT lastID;
  89     UINT checkID;
  90 } RADIOGROUP;
  91
  92
  93 /*********************************************************************
  94  * dialog class descriptor
  95  */
  96 const struct builtin_class_descr DIALOG_builtin_class =
  97 {
  98     (LPCWSTR)DIALOG_CLASS_ATOM, /* name */
  99     CS_SAVEBITS | CS_DBLCLKS, /* style  */
 100     DefDlgProcA,        /* procA */
 101     DefDlgProcW,        /* procW */
 102     DLGWINDOWEXTRA,     /* extra */
 103     IDC_ARROW,          /* cursor */
 104     0                   /* brush */
 105 };
 106
 107
 108 /***********************************************************************
 109  *           DIALOG_EnableOwner
 110  *
 111  * Helper function for modal dialogs to enable again the
 112  * owner of the dialog box.
 113  */
 114 void DIALOG_EnableOwner( HWND hOwner )
 115 {
 116     /* Owner must be a top-level window */
 117     if (hOwner)
 118         hOwner = GetAncestor( hOwner, GA_ROOT );
 119     if (!hOwner) return;
 120     EnableWindow( hOwner, TRUE );
 121 }
 122
 123
 124 /***********************************************************************
 125  *           DIALOG_DisableOwner
 126  *
 127  * Helper function for modal dialogs to disable the
 128  * owner of the dialog box. Returns TRUE if owner was enabled.
 129  */
 130 BOOL DIALOG_DisableOwner( HWND hOwner )
 131 {
 132     /* Owner must be a top-level window */
 133     if (hOwner)
 134         hOwner = GetAncestor( hOwner, GA_ROOT );
 135     if (!hOwner) return FALSE;
 136     if (IsWindowEnabled( hOwner ))
 137     {
 138         EnableWindow( hOwner, FALSE );
 139         return TRUE;
 140     }
 141     else
 142         return FALSE;
 143 }
 144
 145 /***********************************************************************
 146  *           DIALOG_GetControl32
 147  *
 148  * Return the class and text of the control pointed to by ptr,
 149  * fill the header structure and return a pointer to the next control.
 150  */
 151 static const WORD *DIALOG_GetControl32( const WORD *p, DLG_CONTROL_INFO *info,
 152                                         BOOL dialogEx )
 153 {
 154     if (dialogEx)
 155     {
 156         info->helpId  = GET_DWORD(p); p += 2;
 157         info->exStyle = GET_DWORD(p); p += 2;
 158         info->style   = GET_DWORD(p); p += 2;
 159     }
 160     else
 161     {
 162         info->helpId  = 0;
 163         info->style   = GET_DWORD(p); p += 2;
 164         info->exStyle = GET_DWORD(p); p += 2;
 165     }
 166     info->x       = GET_WORD(p); p++;
 167     info->y       = GET_WORD(p); p++;
 168     info->cx      = GET_WORD(p); p++;
 169     info->cy      = GET_WORD(p); p++;
 170
 171     if (dialogEx)
 172     {
 173         /* id is a DWORD for DIALOGEX */
 174         info->id = GET_DWORD(p);
 175         p += 2;
 176     }
 177     else
 178     {
 179         info->id = GET_WORD(p);
 180         p++;
 181     }
 182
 183     if (GET_WORD(p) == 0xffff)
 184     {
 185         static const WCHAR class_names[6][10] =
 186         {
 187             { 'B','u','t','t','o','n', },             /* 0x80 */
 188             { 'E','d','i','t', },                     /* 0x81 */
 189             { 'S','t','a','t','i','c', },             /* 0x82 */
 190             { 'L','i','s','t','B','o','x', },         /* 0x83 */
 191             { 'S','c','r','o','l','l','B','a','r', }, /* 0x84 */
 192             { 'C','o','m','b','o','B','o','x', }      /* 0x85 */
 193         };
 194         WORD id = GET_WORD(p+1);
 195         /* Windows treats dialog control class ids 0-5 same way as 0x80-0x85 */
 196         if ((id >= 0x80) && (id <= 0x85)) id -= 0x80;
 197         if (id <= 5)
 198             info->className = class_names[id];
 199         else
 200         {
 201             info->className = NULL;
 202             ERR("Unknown built-in class id %04x\n", id );
 203         }
 204         p += 2;
 205     }
 206     else
 207     {
 208         info->className = (LPCWSTR)p;
 209         p += strlenW( info->className ) + 1;
 210     }
 211
 212     if (GET_WORD(p) == 0xffff)  /* Is it an integer id? */
 213     {
 214         info->windowName = MAKEINTRESOURCEW(GET_WORD(p + 1));
 215         p += 2;
 216     }
 217     else
 218     {
 219         info->windowName = (LPCWSTR)p;
 220         p += strlenW( info->windowName ) + 1;
 221     }
 222
 223     TRACE("    %s %s %ld, %d, %d, %d, %d, %08x, %08x, %08x\n",
 224           debugstr_w( info->className ), debugstr_w( info->windowName ),
 225           info->id, info->x, info->y, info->cx, info->cy,
 226           info->style, info->exStyle, info->helpId );
 227
 228     if (GET_WORD(p))
 229     {
 230         if (TRACE_ON(dialog))
 231         {
 232             WORD i, count = GET_WORD(p) / sizeof(WORD);
 233             TRACE("  BEGIN\n");
 234             TRACE("    ");
 235             for (i = 0; i < count; i++) TRACE( "%04x,", GET_WORD(p+i+1) );
 236             TRACE("\n");
 237             TRACE("  END\n" );
 238         }
 239         info->data = p + 1;
 240         p += GET_WORD(p) / sizeof(WORD);
 241     }
 242     else info->data = NULL;
 243     p++;
 244
 245     /* Next control is on dword boundary */
 246     return (const WORD *)(((UINT_PTR)p + 3) & ~3);
 247 }
 248
 249
 250 /***********************************************************************
 251  *           DIALOG_CreateControls32
 252  *
 253  * Create the control windows for a dialog.
 254  */
 255 static BOOL DIALOG_CreateControls32( HWND hwnd, LPCSTR template, const DLG_TEMPLATE *dlgTemplate,
 256                                      HINSTANCE hInst, BOOL unicode )
 257 {
 258     DIALOGINFO *dlgInfo = DIALOG_get_info( hwnd, TRUE );
 259     DLG_CONTROL_INFO info;
 260     HWND hwndCtrl, hwndDefButton = 0;
 261     INT items = dlgTemplate->nbItems;
 262
 263     TRACE(" BEGIN\n" );
 264     while (items--)
 265     {
 266         template = (LPCSTR)DIALOG_GetControl32( (const WORD *)template, &info,
 267                                                 dlgTemplate->dialogEx );
 268         /* Is this it? */
 269         if (info.style & WS_BORDER)
 270         {
 271             info.style &= ~WS_BORDER;
 272             info.exStyle |= WS_EX_CLIENTEDGE;
 273         }
 274         if (unicode)
 275         {
 276             hwndCtrl = CreateWindowExW( info.exStyle | WS_EX_NOPARENTNOTIFY,
 277                                         info.className, info.windowName,
 278                                         info.style | WS_CHILD,
 279                                         MulDiv(info.x, dlgInfo->xBaseUnit, 4),
 280                                         MulDiv(info.y, dlgInfo->yBaseUnit, 8),
 281                                         MulDiv(info.cx, dlgInfo->xBaseUnit, 4),
 282                                         MulDiv(info.cy, dlgInfo->yBaseUnit, 8),
 283                                         hwnd, (HMENU)info.id,
 284                                         hInst, (LPVOID)info.data );
 285         }
 286         else
 287         {
 288             LPCSTR class = (LPCSTR)info.className;
 289             LPCSTR caption = (LPCSTR)info.windowName;
 290             LPSTR class_tmp = NULL;
 291             LPSTR caption_tmp = NULL;
 292
 293             if (HIWORD(class))
 294             {
 295                 DWORD len = WideCharToMultiByte( CP_ACP, 0, info.className, -1, NULL, 0, NULL, NULL );
 296                 class_tmp = HeapAlloc( GetProcessHeap(), 0, len );
 297                 WideCharToMultiByte( CP_ACP, 0, info.className, -1, class_tmp, len, NULL, NULL );
 298                 class = class_tmp;
 299             }
 300             if (HIWORD(caption))
 301             {
 302                 DWORD len = WideCharToMultiByte( CP_ACP, 0, info.windowName, -1, NULL, 0, NULL, NULL );
 303                 caption_tmp = HeapAlloc( GetProcessHeap(), 0, len );
 304                 WideCharToMultiByte( CP_ACP, 0, info.windowName, -1, caption_tmp, len, NULL, NULL );
 305                 caption = caption_tmp;
 306             }
 307             hwndCtrl = CreateWindowExA( info.exStyle | WS_EX_NOPARENTNOTIFY,
 308                                         class, caption, info.style | WS_CHILD,
 309                                         MulDiv(info.x, dlgInfo->xBaseUnit, 4),
 310                                         MulDiv(info.y, dlgInfo->yBaseUnit, 8),
 311                                         MulDiv(info.cx, dlgInfo->xBaseUnit, 4),
 312                                         MulDiv(info.cy, dlgInfo->yBaseUnit, 8),
 313                                         hwnd, (HMENU)info.id,
 314                                         hInst, (LPVOID)info.data );
 315             HeapFree( GetProcessHeap(), 0, class_tmp );
 316             HeapFree( GetProcessHeap(), 0, caption_tmp );
 317         }
 318         if (!hwndCtrl)
 319         {
 320             if (dlgTemplate->style & DS_NOFAILCREATE) continue;
 321             return FALSE;
 322         }
 323
 324             /* Send initialisation messages to the control */
 325         if (dlgInfo->hUserFont) SendMessageW( hwndCtrl, WM_SETFONT,
 326                                              (WPARAM)dlgInfo->hUserFont, 0 );
 327         if (SendMessageW(hwndCtrl, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
 328         {
 329               /* If there's already a default push-button, set it back */
 330               /* to normal and use this one instead. */
 331             if (hwndDefButton)
 332                 SendMessageW( hwndDefButton, BM_SETSTYLE, BS_PUSHBUTTON, FALSE );
 333             hwndDefButton = hwndCtrl;
 334             dlgInfo->idResult = GetWindowLongPtrA( hwndCtrl, GWLP_ID );
 335         }
 336     }
 337     TRACE(" END\n" );
 338     return TRUE;
 339 }
 340
 341
 342 /***********************************************************************
 343  *           DIALOG_ParseTemplate32
 344  *
 345  * Fill a DLG_TEMPLATE structure from the dialog template, and return
 346  * a pointer to the first control.
 347  */
 348 static LPCSTR DIALOG_ParseTemplate32( LPCSTR template, DLG_TEMPLATE * result )
 349 {
 350     const WORD *p = (const WORD *)template;
 351     WORD signature;
 352     WORD dlgver;
 353
 354     signature = GET_WORD(p); p++;
 355     dlgver = GET_WORD(p); p++;
 356
 357     if (signature == 1 && dlgver == 0xffff)  /* DIALOGEX resource */
 358     {
 359         result->dialogEx = TRUE;
 360         result->helpId   = GET_DWORD(p); p += 2;
 361         result->exStyle  = GET_DWORD(p); p += 2;
 362         result->style    = GET_DWORD(p); p += 2;
 363     }
 364     else
 365     {
 366         result->style = GET_DWORD(p - 2);
 367         result->dialogEx = FALSE;
 368         result->helpId   = 0;
 369         result->exStyle  = GET_DWORD(p); p += 2;
 370     }
 371     result->nbItems = GET_WORD(p); p++;
 372     result->x       = GET_WORD(p); p++;
 373     result->y       = GET_WORD(p); p++;
 374     result->cx      = GET_WORD(p); p++;
 375     result->cy      = GET_WORD(p); p++;
 376     TRACE("DIALOG%s %d, %d, %d, %d, %d\n",
 377            result->dialogEx ? "EX" : "", result->x, result->y,
 378            result->cx, result->cy, result->helpId );
 379     TRACE(" STYLE 0x%08x\n", result->style );
 380     TRACE(" EXSTYLE 0x%08x\n", result->exStyle );
 381
 382     /* Get the menu name */
 383
 384     switch(GET_WORD(p))
 385     {
 386     case 0x0000:
 387         result->menuName = NULL;
 388         p++;
 389         break;
 390     case 0xffff:
 391         result->menuName = MAKEINTRESOURCEW(GET_WORD( p + 1 ));
 392         p += 2;
 393         TRACE(" MENU %04x\n", LOWORD(result->menuName) );
 394         break;
 395     default:
 396         result->menuName = (LPCWSTR)p;
 397         TRACE(" MENU %s\n", debugstr_w(result->menuName) );
 398         p += strlenW( result->menuName ) + 1;
 399         break;
 400     }
 401
 402     /* Get the class name */
 403
 404     switch(GET_WORD(p))
 405     {
 406     case 0x0000:
 407         result->className = (LPCWSTR)DIALOG_CLASS_ATOM;
 408         p++;
 409         break;
 410     case 0xffff:
 411         result->className = MAKEINTRESOURCEW(GET_WORD( p + 1 ));
 412         p += 2;
 413         TRACE(" CLASS %04x\n", LOWORD(result->className) );
 414         break;
 415     default:
 416         result->className = (LPCWSTR)p;
 417         TRACE(" CLASS %s\n", debugstr_w( result->className ));
 418         p += strlenW( result->className ) + 1;
 419         break;
 420     }
 421
 422     /* Get the window caption */
 423
 424     result->caption = (LPCWSTR)p;
 425     p += strlenW( result->caption ) + 1;
 426     TRACE(" CAPTION %s\n", debugstr_w( result->caption ) );
 427
 428     /* Get the font name */
 429
 430     result->pointSize = 0;
 431     result->faceName = NULL;
 432     result->weight = FW_DONTCARE;
 433     result->italic = FALSE;
 434
 435     if (result->style & DS_SETFONT)
 436     {
 437         result->pointSize = GET_WORD(p);
 438         p++;
 439         if (result->dialogEx)
 440         {
 441             result->weight = GET_WORD(p); p++;
 442             result->italic = LOBYTE(GET_WORD(p)); p++;
 443         }
 444         result->faceName = (LPCWSTR)p;
 445         p += strlenW( result->faceName ) + 1;
 446         TRACE(" FONT %d, %s, %d, %s\n",
 447               result->pointSize, debugstr_w( result->faceName ),
 448               result->weight, result->italic ? "TRUE" : "FALSE" );
 449     }
 450
 451     /* First control is on dword boundary */
 452     return (LPCSTR)(((UINT_PTR)p + 3) & ~3);
 453 }
 454
 455
 456 /***********************************************************************
 457  *           DIALOG_CreateIndirect
 458  *       Creates a dialog box window
 459  *
 460  *       modal = TRUE if we are called from a modal dialog box.
 461  *       (it's more compatible to do it here, as under Windows the owner
 462  *       is never disabled if the dialog fails because of an invalid template)
 463  */
 464 static HWND DIALOG_CreateIndirect( HINSTANCE hInst, LPCVOID dlgTemplate,
 465                                    HWND owner, DLGPROC dlgProc, LPARAM param,
 466                                    BOOL unicode, BOOL modal )
 467 {
 468     HWND hwnd;
 469     RECT rect;
 470     POINT pos;
 471     SIZE size;
 472     DLG_TEMPLATE template;
 473     DIALOGINFO * dlgInfo = NULL;
 474     DWORD units = GetDialogBaseUnits();
 475     BOOL ownerEnabled = TRUE;
 476     HMENU hMenu = 0;
 477     HFONT hUserFont = 0;
 478     UINT flags = 0;
 479     UINT xBaseUnit = LOWORD(units);
 480     UINT yBaseUnit = HIWORD(units);
 481
 482       /* Parse dialog template */
 483
 484     if (!dlgTemplate) return 0;
 485     dlgTemplate = DIALOG_ParseTemplate32( dlgTemplate, &template );
 486
 487       /* Load menu */
 488
 489     if (template.menuName) hMenu = LoadMenuW( hInst, template.menuName );
 490
 491       /* Create custom font if needed */
 492
 493     if (template.style & DS_SETFONT)
 494     {
 495           /* We convert the size to pixels and then make it -ve.  This works
 496            * for both +ve and -ve template.pointSize */
 497         HDC dc;
 498         int pixels;
 499         dc = GetDC(0);
 500         pixels = MulDiv(template.pointSize, GetDeviceCaps(dc , LOGPIXELSY), 72);
 501         hUserFont = CreateFontW( -pixels, 0, 0, 0, template.weight,
 502                                           template.italic, FALSE, FALSE, DEFAULT_CHARSET, 0, 0,
 503                                           PROOF_QUALITY, FF_DONTCARE,
 504                                           template.faceName );
 505         if (hUserFont)
 506         {
 507             SIZE charSize;
 508             HFONT hOldFont = SelectObject( dc, hUserFont );
 509             charSize.cx = GdiGetCharDimensions( dc, NULL, &charSize.cy );
 510             if (charSize.cx)
 511             {
 512                 xBaseUnit = charSize.cx;
 513                 yBaseUnit = charSize.cy;
 514             }
 515             SelectObject( dc, hOldFont );
 516         }
 517         ReleaseDC(0, dc);
 518         TRACE("units = %d,%d\n", xBaseUnit, yBaseUnit );
 519     }
 520
 521     /* Create dialog main window */
 522
 523     rect.left = rect.top = 0;
 524     rect.right = MulDiv(template.cx, xBaseUnit, 4);
 525     rect.bottom =  MulDiv(template.cy, yBaseUnit, 8);
 526     if (template.style & WS_CHILD)
 527         template.style &= ~(WS_CAPTION|WS_SYSMENU);
 528     if (template.style & DS_MODALFRAME)
 529         template.exStyle |= WS_EX_DLGMODALFRAME;
 530     if (template.style & DS_CONTROL)
 531         template.exStyle |= WS_EX_CONTROLPARENT;
 532     AdjustWindowRectEx( &rect, template.style, (hMenu != 0), template.exStyle );
 533     pos.x = rect.left;
 534     pos.y = rect.top;
 535     size.cx = rect.right - rect.left;
 536     size.cy = rect.bottom - rect.top;
 537
 538     if (template.x == CW_USEDEFAULT16)
 539     {
 540         pos.x = pos.y = CW_USEDEFAULT;
 541     }
 542     else
 543     {
 544         HMONITOR monitor = 0;
 545         MONITORINFO mon_info;
 546
 547         mon_info.cbSize = sizeof(mon_info);
 548         if (template.style & DS_CENTER)
 549         {
 550             monitor = MonitorFromWindow( owner ? owner : GetActiveWindow(), MONITOR_DEFAULTTOPRIMARY );
 551             GetMonitorInfoW( monitor, &mon_info );
 552             pos.x = (mon_info.rcWork.left + mon_info.rcWork.right - size.cx) / 2;
 553             pos.y = (mon_info.rcWork.top + mon_info.rcWork.bottom - size.cy) / 2;
 554         }
 555         else if (template.style & DS_CENTERMOUSE)
 556         {
 557             GetCursorPos( &pos );
 558             monitor = MonitorFromPoint( pos, MONITOR_DEFAULTTOPRIMARY );
 559             GetMonitorInfoW( monitor, &mon_info );
 560         }
 561         else
 562         {
 563             pos.x += MulDiv(template.x, xBaseUnit, 4);
 564             pos.y += MulDiv(template.y, yBaseUnit, 8);
 565             if (!(template.style & (WS_CHILD|DS_ABSALIGN))) ClientToScreen( owner, &pos );
 566         }
 567         if ( !(template.style & WS_CHILD) )
 568         {
 569             INT dX, dY;
 570
 571             /* try to fit it into the desktop */
 572
 573             if (!monitor)
 574             {
 575                 SetRect( &rect, pos.x, pos.y, pos.x + size.cx, pos.y + size.cy );
 576                 monitor = MonitorFromRect( &rect, MONITOR_DEFAULTTOPRIMARY );
 577                 GetMonitorInfoW( monitor, &mon_info );
 578             }
 579             if ((dX = pos.x + size.cx + GetSystemMetrics(SM_CXDLGFRAME) - mon_info.rcWork.right) > 0)
 580                 pos.x -= dX;
 581             if ((dY = pos.y + size.cy + GetSystemMetrics(SM_CYDLGFRAME) - mon_info.rcWork.bottom) > 0)
 582                 pos.y -= dY;
 583             if( pos.x < mon_info.rcWork.left ) pos.x = mon_info.rcWork.left;
 584             if( pos.y < mon_info.rcWork.top ) pos.y = mon_info.rcWork.top;
 585         }
 586     }
 587
 588     if (modal)
 589     {
 590         ownerEnabled = DIALOG_DisableOwner( owner );
 591         if (ownerEnabled) flags |= DF_OWNERENABLED;
 592     }
 593
 594     if (unicode)
 595     {
 596         hwnd = CreateWindowExW(template.exStyle, template.className, template.caption,
 597                                template.style & ~WS_VISIBLE, pos.x, pos.y, size.cx, size.cy,
 598                                owner, hMenu, hInst, NULL );
 599     }
 600     else
 601     {
 602         LPCSTR class = (LPCSTR)template.className;
 603         LPCSTR caption = (LPCSTR)template.caption;
 604         LPSTR class_tmp = NULL;
 605         LPSTR caption_tmp = NULL;
 606
 607         if (HIWORD(class))
 608         {
 609             DWORD len = WideCharToMultiByte( CP_ACP, 0, template.className, -1, NULL, 0, NULL, NULL );
 610             class_tmp = HeapAlloc( GetProcessHeap(), 0, len );
 611             WideCharToMultiByte( CP_ACP, 0, template.className, -1, class_tmp, len, NULL, NULL );
 612             class = class_tmp;
 613         }
 614         if (HIWORD(caption))
 615         {
 616             DWORD len = WideCharToMultiByte( CP_ACP, 0, template.caption, -1, NULL, 0, NULL, NULL );
 617             caption_tmp = HeapAlloc( GetProcessHeap(), 0, len );
 618             WideCharToMultiByte( CP_ACP, 0, template.caption, -1, caption_tmp, len, NULL, NULL );
 619             caption = caption_tmp;
 620         }
 621         hwnd = CreateWindowExA(template.exStyle, class, caption,
 622                                template.style & ~WS_VISIBLE, pos.x, pos.y, size.cx, size.cy,
 623                                owner, hMenu, hInst, NULL );
 624         HeapFree( GetProcessHeap(), 0, class_tmp );
 625         HeapFree( GetProcessHeap(), 0, caption_tmp );
 626     }
 627
 628     if (!hwnd)
 629     {
 630         if (hUserFont) DeleteObject( hUserFont );
 631         if (hMenu) DestroyMenu( hMenu );
 632         if (modal && (flags & DF_OWNERENABLED)) DIALOG_EnableOwner(owner);
 633         return 0;
 634     }
 635
 636     /* moved this from the top of the method to here as DIALOGINFO structure
 637     will be valid only after WM_CREATE message has been handled in DefDlgProc
 638     All the members of the structure get filled here using temp variables */
 639     dlgInfo = DIALOG_get_info( hwnd, TRUE );
 640     dlgInfo->hwndFocus   = 0;
 641     dlgInfo->hUserFont   = hUserFont;
 642     dlgInfo->hMenu       = hMenu;
 643     dlgInfo->xBaseUnit   = xBaseUnit;
 644     dlgInfo->yBaseUnit   = yBaseUnit;
 645     dlgInfo->idResult    = 0;
 646     dlgInfo->flags       = flags;
 647     dlgInfo->hDialogHeap = 0;
 648
 649     if (template.helpId) SetWindowContextHelpId( hwnd, template.helpId );
 650
 651     if (unicode) SetWindowLongPtrW( hwnd, DWLP_DLGPROC, (ULONG_PTR)dlgProc );
 652     else SetWindowLongPtrA( hwnd, DWLP_DLGPROC, (ULONG_PTR)dlgProc );
 653
 654     if (dlgProc && dlgInfo->hUserFont)
 655         SendMessageW( hwnd, WM_SETFONT, (WPARAM)dlgInfo->hUserFont, 0 );
 656
 657     /* Create controls */
 658
 659     if (DIALOG_CreateControls32( hwnd, dlgTemplate, &template, hInst, unicode ))
 660     {
 661         /* Send initialisation messages and set focus */
 662
 663         if (dlgProc)
 664         {
 665             if (SendMessageW( hwnd, WM_INITDIALOG, (WPARAM)dlgInfo->hwndFocus, param ) &&
 666                 ((~template.style & DS_CONTROL) || (template.style & WS_VISIBLE)))
 667             {
 668                 /* By returning TRUE, app has requested a default focus assignment */
 669                 dlgInfo->hwndFocus = GetNextDlgTabItem( hwnd, 0, FALSE);
 670                 if( dlgInfo->hwndFocus )
 671                     SetFocus( dlgInfo->hwndFocus );
 672             }
 673         }
 674
 675         if (template.style & WS_VISIBLE && !(GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE))
 676         {
 677            ShowWindow( hwnd, SW_SHOWNORMAL );   /* SW_SHOW doesn't always work */
 678         }
 679         return hwnd;
 680     }
 681     if (modal && ownerEnabled) DIALOG_EnableOwner(owner);
 682     if( IsWindow(hwnd) ) DestroyWindow( hwnd );
 683     return 0;
 684 }
 685
 686
 687 /***********************************************************************
 688  *              CreateDialogParamA (USER32.@)
 689  */
 690 HWND WINAPI CreateDialogParamA( HINSTANCE hInst, LPCSTR name, HWND owner,
 691                                 DLGPROC dlgProc, LPARAM param )
 692 {
 693     HRSRC hrsrc;
 694     LPCDLGTEMPLATEA ptr;
 695
 696     if (!(hrsrc = FindResourceA( hInst, name, (LPSTR)RT_DIALOG ))) return 0;
 697     if (!(ptr = LoadResource(hInst, hrsrc))) return 0;
 698     return CreateDialogIndirectParamA( hInst, ptr, owner, dlgProc, param );
 699 }
 700
 701
 702 /***********************************************************************
 703  *              CreateDialogParamW (USER32.@)
 704  */
 705 HWND WINAPI CreateDialogParamW( HINSTANCE hInst, LPCWSTR name, HWND owner,
 706                                 DLGPROC dlgProc, LPARAM param )
 707 {
 708     HRSRC hrsrc;
 709     LPCDLGTEMPLATEA ptr;
 710
 711     if (!(hrsrc = FindResourceW( hInst, name, (LPWSTR)RT_DIALOG ))) return 0;
 712     if (!(ptr = LoadResource(hInst, hrsrc))) return 0;
 713     return CreateDialogIndirectParamW( hInst, ptr, owner, dlgProc, param );
 714 }
 715
 716
 717 /***********************************************************************
 718  *              CreateDialogIndirectParamAorW (USER32.@)
 719  */
 720 HWND WINAPI CreateDialogIndirectParamAorW( HINSTANCE hInst, LPCVOID dlgTemplate,
 721                                            HWND owner, DLGPROC dlgProc, LPARAM param,
 722                                            DWORD flags )
 723 {
 724     return DIALOG_CreateIndirect( hInst, dlgTemplate, owner, dlgProc, param, !flags, FALSE );
 725 }
 726
 727 /***********************************************************************
 728  *              CreateDialogIndirectParamA (USER32.@)
 729  */
 730 HWND WINAPI CreateDialogIndirectParamA( HINSTANCE hInst, LPCDLGTEMPLATEA dlgTemplate,
 731                                         HWND owner, DLGPROC dlgProc, LPARAM param )
 732 {
 733     return CreateDialogIndirectParamAorW( hInst, dlgTemplate, owner, dlgProc, param, 2 );
 734 }
 735
 736 /***********************************************************************
 737  *              CreateDialogIndirectParamW (USER32.@)
 738  */
 739 HWND WINAPI CreateDialogIndirectParamW( HINSTANCE hInst, LPCDLGTEMPLATEW dlgTemplate,
 740                                         HWND owner, DLGPROC dlgProc, LPARAM param )
 741 {
 742     return CreateDialogIndirectParamAorW( hInst, dlgTemplate, owner, dlgProc, param, 0 );
 743 }
 744
 745
 746 /***********************************************************************
 747  *           DIALOG_DoDialogBox
 748  */
 749 INT DIALOG_DoDialogBox( HWND hwnd, HWND owner )
 750 {
 751     DIALOGINFO * dlgInfo;
 752     MSG msg;
 753     INT retval;
 754     HWND ownerMsg = GetAncestor( owner, GA_ROOT );
 755     BOOL bFirstEmpty;
 756
 757     if (!(dlgInfo = DIALOG_get_info( hwnd, FALSE ))) return -1;
 758
 759     bFirstEmpty = TRUE;
 760     if (!(dlgInfo->flags & DF_END)) /* was EndDialog called in WM_INITDIALOG ? */
 761     {
 762         for (;;)
 763         {
 764             if (!PeekMessageW( &msg, 0, 0, 0, PM_REMOVE ))
 765             {
 766                 if (bFirstEmpty)
 767                 {
 768                     /* ShowWindow the first time the queue goes empty */
 769                     ShowWindow( hwnd, SW_SHOWNORMAL );
 770                     bFirstEmpty = FALSE;
 771                 }
 772                 if (!(GetWindowLongW( hwnd, GWL_STYLE ) & DS_NOIDLEMSG))
 773                {
 774                     /* No message present -> send ENTERIDLE and wait */
 775                     SendMessageW( ownerMsg, WM_ENTERIDLE, MSGF_DIALOGBOX, (LPARAM)hwnd );
 776                 }
 777                 if (!GetMessageW( &msg, 0, 0, 0 )) break;
 778             }
 779
 780             if (!IsWindow( hwnd )) return -1;
 781             if (!(dlgInfo->flags & DF_END) && !IsDialogMessageW( hwnd, &msg))
 782             {
 783                 TranslateMessage( &msg );
 784                 DispatchMessageW( &msg );
 785             }
 786             if (dlgInfo->flags & DF_END) break;
 787         }
 788     }
 789     if (dlgInfo->flags & DF_OWNERENABLED) DIALOG_EnableOwner( owner );
 790     retval = dlgInfo->idResult;
 791     DestroyWindow( hwnd );
 792     return retval;
 793 }
 794
 795
 796 /***********************************************************************
 797  *              DialogBoxParamA (USER32.@)
 798  */
 799 INT_PTR WINAPI DialogBoxParamA( HINSTANCE hInst, LPCSTR name,
 800                                 HWND owner, DLGPROC dlgProc, LPARAM param )
 801 {
 802     HWND hwnd;
 803     HRSRC hrsrc;
 804     LPCDLGTEMPLATEA ptr;
 805
 806     if (!(hrsrc = FindResourceA( hInst, name, (LPSTR)RT_DIALOG ))) return -1;
 807     if (!(ptr = LoadResource(hInst, hrsrc))) return -1;
 808     hwnd = DIALOG_CreateIndirect( hInst, ptr, owner, dlgProc, param, FALSE, TRUE );
 809     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
 810     return 0;
 811 }
 812
 813
 814 /***********************************************************************
 815  *              DialogBoxParamW (USER32.@)
 816  */
 817 INT_PTR WINAPI DialogBoxParamW( HINSTANCE hInst, LPCWSTR name,
 818                                 HWND owner, DLGPROC dlgProc, LPARAM param )
 819 {
 820     HWND hwnd;
 821     HRSRC hrsrc;
 822     LPCDLGTEMPLATEW ptr;
 823
 824     if (!(hrsrc = FindResourceW( hInst, name, (LPWSTR)RT_DIALOG ))) return -1;
 825     if (!(ptr = LoadResource(hInst, hrsrc))) return -1;
 826     hwnd = DIALOG_CreateIndirect( hInst, ptr, owner, dlgProc, param, TRUE, TRUE );
 827     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
 828     return 0;
 829 }
 830
 831
 832 /***********************************************************************
 833  *              DialogBoxIndirectParamAorW (USER32.@)
 834  */
 835 INT_PTR WINAPI DialogBoxIndirectParamAorW( HINSTANCE hInstance, LPCVOID template,
 836                                            HWND owner, DLGPROC dlgProc,
 837                                            LPARAM param, DWORD flags )
 838 {
 839     HWND hwnd = DIALOG_CreateIndirect( hInstance, template, owner, dlgProc, param, !flags, TRUE );
 840     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
 841     return -1;
 842 }
 843
 844 /***********************************************************************
 845  *              DialogBoxIndirectParamA (USER32.@)
 846  */
 847 INT_PTR WINAPI DialogBoxIndirectParamA(HINSTANCE hInstance, LPCDLGTEMPLATEA template,
 848                                        HWND owner, DLGPROC dlgProc, LPARAM param )
 849 {
 850     return DialogBoxIndirectParamAorW( hInstance, template, owner, dlgProc, param, 2 );
 851 }
 852
 853
 854 /***********************************************************************
 855  *              DialogBoxIndirectParamW (USER32.@)
 856  */
 857 INT_PTR WINAPI DialogBoxIndirectParamW(HINSTANCE hInstance, LPCDLGTEMPLATEW template,
 858                                        HWND owner, DLGPROC dlgProc, LPARAM param )
 859 {
 860     return DialogBoxIndirectParamAorW( hInstance, template, owner, dlgProc, param, 0 );
 861 }
 862
 863 /***********************************************************************
 864  *              EndDialog (USER32.@)
 865  */
 866 BOOL WINAPI EndDialog( HWND hwnd, INT_PTR retval )
 867 {
 868     BOOL wasEnabled = TRUE;
 869     DIALOGINFO * dlgInfo;
 870     HWND owner;
 871
 872     TRACE("%p %ld\n", hwnd, retval );
 873
 874     if (!(dlgInfo = DIALOG_get_info( hwnd, FALSE )))
 875     {
 876         ERR("got invalid window handle (%p); buggy app !?\n", hwnd);
 877         return FALSE;
 878     }
 879     dlgInfo->idResult = retval;
 880     dlgInfo->flags |= DF_END;
 881     wasEnabled = (dlgInfo->flags & DF_OWNERENABLED);
 882
 883     if (wasEnabled && (owner = GetWindow( hwnd, GW_OWNER )))
 884         DIALOG_EnableOwner( owner );
 885
 886     /* Windows sets the focus to the dialog itself in EndDialog */
 887
 888     if (IsChild(hwnd, GetFocus()))
 889        SetFocus( hwnd );
 890
 891     /* Don't have to send a ShowWindow(SW_HIDE), just do
 892        SetWindowPos with SWP_HIDEWINDOW as done in Windows */
 893
 894     SetWindowPos(hwnd, NULL, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE
 895                  | SWP_NOZORDER | SWP_NOACTIVATE | SWP_HIDEWINDOW);
 896
 897     if (hwnd == GetActiveWindow()) WINPOS_ActivateOtherWindow( hwnd );
 898
 899     /* unblock dialog loop */
 900     PostMessageA(hwnd, WM_NULL, 0, 0);
 901     return TRUE;
 902 }
 903
 904
 905 /***********************************************************************
 906  *           DIALOG_IsAccelerator
 907  */
 908 static BOOL DIALOG_IsAccelerator( HWND hwnd, HWND hwndDlg, WPARAM wParam )
 909 {
 910     HWND hwndControl = hwnd;
 911     HWND hwndNext;
 912     INT dlgCode;
 913     WCHAR buffer[128];
 914
 915     do
 916     {
 917         DWORD style = GetWindowLongW( hwndControl, GWL_STYLE );
 918         if ((style & (WS_VISIBLE | WS_DISABLED)) == WS_VISIBLE)
 919         {
 920             dlgCode = SendMessageW( hwndControl, WM_GETDLGCODE, 0, 0 );
 921             if ( (dlgCode & (DLGC_BUTTON | DLGC_STATIC)) &&
 922                  GetWindowTextW( hwndControl, buffer, sizeof(buffer)/sizeof(WCHAR) ))
 923             {
 924                 /* find the accelerator key */
 925                 LPWSTR p = buffer - 2;
 926
 927                 do
 928                 {
 929                     p = strchrW( p + 2, '&' );
 930                 }
 931                 while (p != NULL && p[1] == '&');
 932
 933                 /* and check if it's the one we're looking for */
 934                 if (p != NULL && toupperW( p[1] ) == toupperW( wParam ) )
 935                 {
 936                     if ((dlgCode & DLGC_STATIC) || (style & 0x0f) == BS_GROUPBOX )
 937                     {
 938                         /* set focus to the control */
 939                         SendMessageW( hwndDlg, WM_NEXTDLGCTL, (WPARAM)hwndControl, 1);
 940                         /* and bump it on to next */
 941                         SendMessageW( hwndDlg, WM_NEXTDLGCTL, 0, 0);
 942                     }
 943                     else if (dlgCode & DLGC_BUTTON)
 944                     {
 945                         /* send BM_CLICK message to the control */
 946                         SendMessageW( hwndControl, BM_CLICK, 0, 0 );
 947                     }
 948                     return TRUE;
 949                 }
 950             }
 951             hwndNext = GetWindow( hwndControl, GW_CHILD );
 952         }
 953         else hwndNext = 0;
 954
 955         if (!hwndNext) hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
 956
 957         while (!hwndNext && hwndControl)
 958         {
 959             hwndControl = GetParent( hwndControl );
 960             if (hwndControl == hwndDlg)
 961             {
 962                 if(hwnd==hwndDlg)   /* prevent endless loop */
 963                 {
 964                     hwndNext=hwnd;
 965                     break;
 966                 }
 967                 hwndNext = GetWindow( hwndDlg, GW_CHILD );
 968             }
 969             else
 970                 hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
 971         }
 972         hwndControl = hwndNext;
 973     }
 974     while (hwndControl && (hwndControl != hwnd));
 975
 976     return FALSE;
 977 }
 978
 979 /***********************************************************************
 980  *           DIALOG_FindMsgDestination
 981  *
 982  * The messages that IsDialogMessage sends may not go to the dialog
 983  * calling IsDialogMessage if that dialog is a child, and it has the
 984  * DS_CONTROL style set.
 985  * We propagate up until we hit one that does not have DS_CONTROL, or
 986  * whose parent is not a dialog.
 987  *
 988  * This is undocumented behaviour.
 989  */
 990 static HWND DIALOG_FindMsgDestination( HWND hwndDlg )
 991 {
 992     while (GetWindowLongA(hwndDlg, GWL_STYLE) & DS_CONTROL)
 993     {
 994         WND *pParent;
 995         HWND hParent = GetParent(hwndDlg);
 996         if (!hParent) break;
 997
 998         pParent = WIN_GetPtr(hParent);
 999         if (!pParent || pParent == WND_OTHER_PROCESS || pParent == WND_DESKTOP) break;
1000
1001         if (!(pParent->flags & WIN_ISDIALOG))
1002         {
1003             WIN_ReleasePtr(pParent);
1004             break;
1005         }
1006         WIN_ReleasePtr(pParent);
1007
1008         hwndDlg = hParent;
1009     }
1010
1011     return hwndDlg;
1012 }
1013
1014 /***********************************************************************
1015  *              DIALOG_FixOneChildOnChangeFocus
1016  *
1017  * Callback helper for DIALOG_FixChildrenOnChangeFocus
1018  */
1019
1020 static BOOL CALLBACK DIALOG_FixOneChildOnChangeFocus (HWND hwndChild,
1021         LPARAM lParam)
1022 {
1023     /* If a default pushbutton then no longer default */
1024     if (DLGC_DEFPUSHBUTTON & SendMessageW (hwndChild, WM_GETDLGCODE, 0, 0))
1025         SendMessageW (hwndChild, BM_SETSTYLE, BS_PUSHBUTTON, TRUE);
1026     return TRUE;
1027 }
1028
1029 /***********************************************************************
1030  *              DIALOG_FixChildrenOnChangeFocus
1031  *
1032  * Following the change of focus that occurs for example after handling
1033  * a WM_KEYDOWN VK_TAB in IsDialogMessage, some tidying of the dialog's
1034  * children may be required.
1035  */
1036 static void DIALOG_FixChildrenOnChangeFocus (HWND hwndDlg, HWND hwndNext)
1037 {
1038     INT dlgcode_next = SendMessageW (hwndNext, WM_GETDLGCODE, 0, 0);
1039     /* INT dlgcode_dlg  = SendMessageW (hwndDlg, WM_GETDLGCODE, 0, 0); */
1040     /* Windows does ask for this.  I don't know why yet */
1041
1042     EnumChildWindows (hwndDlg, DIALOG_FixOneChildOnChangeFocus, 0);
1043
1044     /* If the button that is getting the focus WAS flagged as the default
1045      * pushbutton then ask the dialog what it thinks the default is and
1046      * set that in the default style.
1047      */
1048     if (dlgcode_next & DLGC_DEFPUSHBUTTON)
1049     {
1050         DWORD def_id = SendMessageW (hwndDlg, DM_GETDEFID, 0, 0);
1051         if (HIWORD(def_id) == DC_HASDEFID)
1052         {
1053             HWND hwndDef;
1054             def_id = LOWORD(def_id);
1055             hwndDef = GetDlgItem (hwndDlg, def_id);
1056             if (hwndDef)
1057             {
1058                 INT dlgcode_def = SendMessageW (hwndDef, WM_GETDLGCODE, 0, 0);
1059                 /* I know that if it is a button then it should already be a
1060                  * UNDEFPUSHBUTTON, since we have just told the buttons to
1061                  * change style.  But maybe they ignored our request
1062                  */
1063                 if ((dlgcode_def & DLGC_BUTTON) &&
1064                         (dlgcode_def &  DLGC_UNDEFPUSHBUTTON))
1065                 {
1066                     SendMessageW (hwndDef, BM_SETSTYLE, BS_DEFPUSHBUTTON, TRUE);
1067                 }
1068             }
1069         }
1070     }
1071     else if ((dlgcode_next & DLGC_BUTTON) && (dlgcode_next & DLGC_UNDEFPUSHBUTTON))
1072     {
1073         SendMessageW (hwndNext, BM_SETSTYLE, BS_DEFPUSHBUTTON, TRUE);
1074         /* I wonder why it doesn't send a DM_SETDEFID */
1075     }
1076 }
1077
1078 /***********************************************************************
1079  *              IsDialogMessageW (USER32.@)
1080  */
1081 BOOL WINAPI IsDialogMessageW( HWND hwndDlg, LPMSG msg )
1082 {
1083     INT dlgCode = 0;
1084
1085     if (CallMsgFilterW( msg, MSGF_DIALOGBOX )) return TRUE;
1086
1087     hwndDlg = WIN_GetFullHandle( hwndDlg );
1088     if (is_desktop_window(hwndDlg)) return FALSE;
1089     if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd )) return FALSE;
1090
1091     hwndDlg = DIALOG_FindMsgDestination(hwndDlg);
1092
1093     switch(msg->message)
1094     {
1095     case WM_KEYDOWN:
1096         dlgCode = SendMessageW( msg->hwnd, WM_GETDLGCODE, msg->wParam, (LPARAM)msg );
1097         if (dlgCode & (DLGC_WANTMESSAGE)) break;
1098
1099         switch(msg->wParam)
1100         {
1101         case VK_TAB:
1102             if (!(dlgCode & DLGC_WANTTAB))
1103             {
1104                 BOOL fIsDialog = TRUE;
1105                 WND *pWnd = WIN_GetPtr( hwndDlg );
1106
1107                 if (pWnd && pWnd != WND_OTHER_PROCESS)
1108                 {
1109                     fIsDialog = (pWnd->flags & WIN_ISDIALOG) != 0;
1110                     WIN_ReleasePtr(pWnd);
1111                 }
1112
1113                 /* I am not sure under which circumstances the TAB is handled
1114                  * each way.  All I do know is that it does not always simply
1115                  * send WM_NEXTDLGCTL.  (Personally I have never yet seen it
1116                  * do so but I presume someone has)
1117                  */
1118                 if (fIsDialog)
1119                     SendMessageW( hwndDlg, WM_NEXTDLGCTL, (GetKeyState(VK_SHIFT) & 0x8000), 0 );
1120                 else
1121                 {
1122                     /* It would appear that GetNextDlgTabItem can handle being
1123                      * passed hwndDlg rather than NULL but that is undocumented
1124                      * so let's do it properly
1125                      */
1126                     HWND hwndFocus = GetFocus();
1127                     HWND hwndNext = GetNextDlgTabItem (hwndDlg,
1128                             hwndFocus == hwndDlg ? NULL : hwndFocus,
1129                             GetKeyState (VK_SHIFT) & 0x8000);
1130                     if (hwndNext)
1131                     {
1132                         dlgCode = SendMessageW (hwndNext, WM_GETDLGCODE,
1133                                 msg->wParam, (LPARAM)msg);
1134                         if (dlgCode & DLGC_HASSETSEL)
1135                         {
1136                             INT maxlen = 1 + SendMessageW (hwndNext, WM_GETTEXTLENGTH, 0, 0);
1137                             WCHAR *buffer = HeapAlloc (GetProcessHeap(), 0, maxlen * sizeof(WCHAR));
1138                             if (buffer)
1139                             {
1140                                 INT length;
1141                                 SendMessageW (hwndNext, WM_GETTEXT, maxlen, (LPARAM) buffer);
1142                                 length = strlenW (buffer);
1143                                 HeapFree (GetProcessHeap(), 0, buffer);
1144                                 SendMessageW (hwndNext, EM_SETSEL, 0, length);
1145                             }
1146                         }
1147                         SetFocus (hwndNext);
1148                         DIALOG_FixChildrenOnChangeFocus (hwndDlg, hwndNext);
1149                     }
1150                     else
1151                         return FALSE;
1152                 }
1153                 return TRUE;
1154             }
1155             break;
1156
1157         case VK_RIGHT:
1158         case VK_DOWN:
1159         case VK_LEFT:
1160         case VK_UP:
1161             if (!(dlgCode & DLGC_WANTARROWS))
1162             {
1163                 BOOL fPrevious = (msg->wParam == VK_LEFT || msg->wParam == VK_UP);
1164                 HWND hwndNext = GetNextDlgGroupItem (hwndDlg, GetFocus(), fPrevious );
1165                 SendMessageW( hwndDlg, WM_NEXTDLGCTL, (WPARAM)hwndNext, 1 );
1166                 return TRUE;
1167             }
1168             break;
1169
1170         case VK_CANCEL:
1171         case VK_ESCAPE:
1172             SendMessageW( hwndDlg, WM_COMMAND, IDCANCEL, (LPARAM)GetDlgItem( hwndDlg, IDCANCEL ) );
1173             return TRUE;
1174
1175         case VK_EXECUTE:
1176         case VK_RETURN:
1177             {
1178                 DWORD dw;
1179                 if ((GetFocus() == msg->hwnd) &&
1180                     (SendMessageW (msg->hwnd, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON))
1181                 {
1182                     SendMessageW (hwndDlg, WM_COMMAND, MAKEWPARAM (GetDlgCtrlID(msg->hwnd),BN_CLICKED), (LPARAM)msg->hwnd);
1183                 }
1184                 else if (DC_HASDEFID == HIWORD(dw = SendMessageW (hwndDlg, DM_GETDEFID, 0, 0)))
1185                 {
1186                     HWND hwndDef = GetDlgItem(hwndDlg, LOWORD(dw));
1187                     if (!hwndDef || !IsWindowEnabled(hwndDef))
1188                         return TRUE;
1189                     SendMessageW( hwndDlg, WM_COMMAND, MAKEWPARAM( LOWORD(dw), BN_CLICKED ),
1190                                     (LPARAM)GetDlgItem(hwndDlg, LOWORD(dw)));
1191                 }
1192                 else
1193                 {
1194                     SendMessageW( hwndDlg, WM_COMMAND, IDOK, (LPARAM)GetDlgItem( hwndDlg, IDOK ) );
1195
1196                 }
1197             }
1198             return TRUE;
1199         }
1200         break;
1201
1202     case WM_CHAR:
1203         /* FIXME Under what circumstances does WM_GETDLGCODE get sent?
1204          * It does NOT get sent in the test program I have
1205          */
1206         dlgCode = SendMessageW( msg->hwnd, WM_GETDLGCODE, msg->wParam, (LPARAM)msg );
1207         if (dlgCode & (DLGC_WANTCHARS|DLGC_WANTMESSAGE)) break;
1208         if (msg->wParam == '\t' && (dlgCode & DLGC_WANTTAB)) break;
1209         /* drop through */
1210
1211     case WM_SYSCHAR:
1212         if (DIALOG_IsAccelerator( WIN_GetFullHandle(msg->hwnd), hwndDlg, msg->wParam ))
1213         {
1214             /* don't translate or dispatch */
1215             return TRUE;
1216         }
1217         break;
1218     }
1219
1220     TranslateMessage( msg );
1221     DispatchMessageW( msg );
1222     return TRUE;
1223 }
1224
1225
1226 /***********************************************************************
1227  *              GetDlgCtrlID (USER32.@)
1228  */
1229 INT WINAPI GetDlgCtrlID( HWND hwnd )
1230 {
1231     return GetWindowLongPtrW( hwnd, GWLP_ID );
1232 }
1233
1234
1235 /***********************************************************************
1236  *              GetDlgItem (USER32.@)
1237  */
1238 HWND WINAPI GetDlgItem( HWND hwndDlg, INT id )
1239 {
1240     int i;
1241     HWND *list = WIN_ListChildren( hwndDlg );
1242     HWND ret = 0;
1243
1244     if (!list) return 0;
1245
1246     for (i = 0; list[i]; i++) if (GetWindowLongPtrW( list[i], GWLP_ID ) == id) break;
1247     ret = list[i];
1248     HeapFree( GetProcessHeap(), 0, list );
1249     return ret;
1250 }
1251
1252
1253 /*******************************************************************
1254  *              SendDlgItemMessageA (USER32.@)
1255  */
1256 LRESULT WINAPI SendDlgItemMessageA( HWND hwnd, INT id, UINT msg,
1257                                       WPARAM wParam, LPARAM lParam )
1258 {
1259     HWND hwndCtrl = GetDlgItem( hwnd, id );
1260     if (hwndCtrl) return SendMessageA( hwndCtrl, msg, wParam, lParam );
1261     else return 0;
1262 }
1263
1264
1265 /*******************************************************************
1266  *              SendDlgItemMessageW (USER32.@)
1267  */
1268 LRESULT WINAPI SendDlgItemMessageW( HWND hwnd, INT id, UINT msg,
1269                                       WPARAM wParam, LPARAM lParam )
1270 {
1271     HWND hwndCtrl = GetDlgItem( hwnd, id );
1272     if (hwndCtrl) return SendMessageW( hwndCtrl, msg, wParam, lParam );
1273     else return 0;
1274 }
1275
1276
1277 /*******************************************************************
1278  *              SetDlgItemTextA (USER32.@)
1279  */
1280 BOOL WINAPI SetDlgItemTextA( HWND hwnd, INT id, LPCSTR lpString )
1281 {
1282     return SendDlgItemMessageA( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1283 }
1284
1285
1286 /*******************************************************************
1287  *              SetDlgItemTextW (USER32.@)
1288  */
1289 BOOL WINAPI SetDlgItemTextW( HWND hwnd, INT id, LPCWSTR lpString )
1290 {
1291     return SendDlgItemMessageW( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1292 }
1293
1294
1295 /***********************************************************************
1296  *              GetDlgItemTextA (USER32.@)
1297  */
1298 UINT WINAPI GetDlgItemTextA( HWND hwnd, INT id, LPSTR str, INT len )
1299 {
1300     if (str && (len > 0)) str[0] = '\0';
1301     return (UINT)SendDlgItemMessageA( hwnd, id, WM_GETTEXT,
1302                                          len, (LPARAM)str );
1303 }
1304
1305
1306 /***********************************************************************
1307  *              GetDlgItemTextW (USER32.@)
1308  */
1309 UINT WINAPI GetDlgItemTextW( HWND hwnd, INT id, LPWSTR str, INT len )
1310 {
1311     if (str && (len > 0)) str[0] = '\0';
1312     return (UINT)SendDlgItemMessageW( hwnd, id, WM_GETTEXT,
1313                                          len, (LPARAM)str );
1314 }
1315
1316
1317 /*******************************************************************
1318  *              SetDlgItemInt (USER32.@)
1319  */
1320 BOOL WINAPI SetDlgItemInt( HWND hwnd, INT id, UINT value,
1321                              BOOL fSigned )
1322 {
1323     char str[20];
1324
1325     if (fSigned) sprintf( str, "%d", (INT)value );
1326     else sprintf( str, "%u", value );
1327     SendDlgItemMessageA( hwnd, id, WM_SETTEXT, 0, (LPARAM)str );
1328     return TRUE;
1329 }
1330
1331
1332 /***********************************************************************
1333  *              GetDlgItemInt (USER32.@)
1334  */
1335 UINT WINAPI GetDlgItemInt( HWND hwnd, INT id, BOOL *translated,
1336                                BOOL fSigned )
1337 {
1338     char str[30];
1339     char * endptr;
1340     long result = 0;
1341
1342     if (translated) *translated = FALSE;
1343     if (!SendDlgItemMessageA(hwnd, id, WM_GETTEXT, sizeof(str), (LPARAM)str))
1344         return 0;
1345     if (fSigned)
1346     {
1347         result = strtol( str, &endptr, 10 );
1348         if (!endptr || (endptr == str))  /* Conversion was unsuccessful */
1349             return 0;
1350         if (((result == LONG_MIN) || (result == LONG_MAX)) && (errno==ERANGE))
1351             return 0;
1352     }
1353     else
1354     {
1355         result = strtoul( str, &endptr, 10 );
1356         if (!endptr || (endptr == str))  /* Conversion was unsuccessful */
1357             return 0;
1358         if ((result == ULONG_MAX) && (errno == ERANGE)) return 0;
1359     }
1360     if (translated) *translated = TRUE;
1361     return (UINT)result;
1362 }
1363
1364
1365 /***********************************************************************
1366  *              CheckDlgButton (USER32.@)
1367  */
1368 BOOL WINAPI CheckDlgButton( HWND hwnd, INT id, UINT check )
1369 {
1370     SendDlgItemMessageW( hwnd, id, BM_SETCHECK, check, 0 );
1371     return TRUE;
1372 }
1373
1374
1375 /***********************************************************************
1376  *              IsDlgButtonChecked (USER32.@)
1377  */
1378 UINT WINAPI IsDlgButtonChecked( HWND hwnd, int id )
1379 {
1380     return (UINT)SendDlgItemMessageW( hwnd, id, BM_GETCHECK, 0, 0 );
1381 }
1382
1383
1384 /***********************************************************************
1385  *           CheckRB
1386  *
1387  * Callback function used to check/uncheck radio buttons that fall
1388  * within a specific range of IDs.
1389  */
1390 static BOOL CALLBACK CheckRB(HWND hwndChild, LPARAM lParam)
1391 {
1392     LONG lChildID = GetWindowLongPtrW(hwndChild, GWLP_ID);
1393     RADIOGROUP *lpRadioGroup = (RADIOGROUP *) lParam;
1394
1395     if ((lChildID >= lpRadioGroup->firstID) &&
1396         (lChildID <= lpRadioGroup->lastID))
1397     {
1398         if (lChildID == lpRadioGroup->checkID)
1399         {
1400             SendMessageW(hwndChild, BM_SETCHECK, BST_CHECKED, 0);
1401         }
1402         else
1403         {
1404             SendMessageW(hwndChild, BM_SETCHECK, BST_UNCHECKED, 0);
1405         }
1406     }
1407
1408     return TRUE;
1409 }
1410
1411
1412 /***********************************************************************
1413  *              CheckRadioButton (USER32.@)
1414  */
1415 BOOL WINAPI CheckRadioButton( HWND hwndDlg, int firstID,
1416                               int lastID, int checkID )
1417 {
1418     RADIOGROUP radioGroup;
1419
1420     radioGroup.firstID = firstID;
1421     radioGroup.lastID = lastID;
1422     radioGroup.checkID = checkID;
1423
1424     return EnumChildWindows(hwndDlg, (WNDENUMPROC)CheckRB,
1425                             (LPARAM)&radioGroup);
1426 }
1427
1428
1429 /***********************************************************************
1430  *              GetDialogBaseUnits (USER.243)
1431  *              GetDialogBaseUnits (USER32.@)
1432  */
1433 DWORD WINAPI GetDialogBaseUnits(void)
1434 {
1435     static DWORD units;
1436
1437     if (!units)
1438     {
1439         HDC hdc;
1440         SIZE size;
1441
1442         if ((hdc = GetDC(0)))
1443         {
1444             size.cx = GdiGetCharDimensions( hdc, NULL, &size.cy );
1445             if (size.cx) units = MAKELONG( size.cx, size.cy );
1446             ReleaseDC( 0, hdc );
1447         }
1448         TRACE("base units = %d,%d\n", LOWORD(units), HIWORD(units) );
1449     }
1450     return units;
1451 }
1452
1453
1454 /***********************************************************************
1455  *              MapDialogRect (USER32.@)
1456  */
1457 BOOL WINAPI MapDialogRect( HWND hwnd, LPRECT rect )
1458 {
1459     DIALOGINFO * dlgInfo;
1460     if (!(dlgInfo = DIALOG_get_info( hwnd, FALSE ))) return FALSE;
1461     rect->left   = MulDiv(rect->left, dlgInfo->xBaseUnit, 4);
1462     rect->right  = MulDiv(rect->right, dlgInfo->xBaseUnit, 4);
1463     rect->top    = MulDiv(rect->top, dlgInfo->yBaseUnit, 8);
1464     rect->bottom = MulDiv(rect->bottom, dlgInfo->yBaseUnit, 8);
1465     return TRUE;
1466 }
1467
1468
1469 /***********************************************************************
1470  *              GetNextDlgGroupItem (USER32.@)
1471  *
1472  * Corrections to MSDN documentation
1473  *
1474  * (Under Windows 2000 at least, where hwndDlg is not actually a dialog)
1475  * 1. hwndCtrl can be hwndDlg in which case it behaves as for NULL
1476  * 2. Prev of NULL or hwndDlg fails
1477  */
1478 HWND WINAPI GetNextDlgGroupItem( HWND hwndDlg, HWND hwndCtrl, BOOL fPrevious )
1479 {
1480     HWND hwnd, hwndNext, retvalue, hwndLastGroup = 0;
1481     BOOL fLooped=FALSE;
1482     BOOL fSkipping=FALSE;
1483
1484     hwndDlg = WIN_GetFullHandle( hwndDlg );
1485     hwndCtrl = WIN_GetFullHandle( hwndCtrl );
1486
1487     if (hwndDlg == hwndCtrl) hwndCtrl = NULL;
1488     if (!hwndCtrl && fPrevious) return 0;
1489
1490     if (hwndCtrl)
1491     {
1492         if (!IsChild (hwndDlg, hwndCtrl)) return 0;
1493     }
1494     else
1495     {
1496         /* No ctrl specified -> start from the beginning */
1497         if (!(hwndCtrl = GetWindow( hwndDlg, GW_CHILD ))) return 0;
1498         /* MSDN is wrong. fPrevious does not result in the last child */
1499
1500         /* Maybe that first one is valid.  If so then we don't want to skip it*/
1501         if ((GetWindowLongW( hwndCtrl, GWL_STYLE ) & (WS_VISIBLE|WS_DISABLED)) == WS_VISIBLE)
1502         {
1503             return hwndCtrl;
1504         }
1505     }
1506
1507     /* Always go forward around the group and list of controls; for the
1508      * previous control keep track; for the next break when you find one
1509      */
1510     retvalue = hwndCtrl;
1511     hwnd = hwndCtrl;
1512     while (hwndNext = GetWindow (hwnd, GW_HWNDNEXT),
1513            1)
1514     {
1515         while (!hwndNext)
1516         {
1517             /* Climb out until there is a next sibling of the ancestor or we
1518              * reach the top (in which case we loop back to the start)
1519              */
1520             if (hwndDlg == GetParent (hwnd))
1521             {
1522                 /* Wrap around to the beginning of the list, within the same
1523                  * group. (Once only)
1524                  */
1525                 if (fLooped) goto end;
1526                 fLooped = TRUE;
1527                 hwndNext = GetWindow (hwndDlg, GW_CHILD);
1528             }
1529             else
1530             {
1531                 hwnd = GetParent (hwnd);
1532                 hwndNext = GetWindow (hwnd, GW_HWNDNEXT);
1533             }
1534         }
1535         hwnd = hwndNext;
1536
1537         /* Wander down the leading edge of controlparents */
1538         while ( (GetWindowLongW (hwnd, GWL_EXSTYLE) & WS_EX_CONTROLPARENT) &&
1539                 ((GetWindowLongW (hwnd, GWL_STYLE) & (WS_VISIBLE | WS_DISABLED)) == WS_VISIBLE) &&
1540                 (hwndNext = GetWindow (hwnd, GW_CHILD)))
1541             hwnd = hwndNext;
1542         /* Question.  If the control is a control parent but either has no
1543          * children or is not visible/enabled then if it has a WS_GROUP does
1544          * it count?  For that matter does it count anyway?
1545          * I believe it doesn't count.
1546          */
1547
1548         if ((GetWindowLongW (hwnd, GWL_STYLE) & WS_GROUP))
1549         {
1550             hwndLastGroup = hwnd;
1551             if (!fSkipping)
1552             {
1553                 /* Look for the beginning of the group */
1554                 fSkipping = TRUE;
1555             }
1556         }
1557
1558         if (hwnd == hwndCtrl)
1559         {
1560             if (!fSkipping) break;
1561             if (hwndLastGroup == hwnd) break;
1562             hwnd = hwndLastGroup;
1563             fSkipping = FALSE;
1564             fLooped = FALSE;
1565         }
1566
1567         if (!fSkipping &&
1568             (GetWindowLongW (hwnd, GWL_STYLE) & (WS_VISIBLE|WS_DISABLED)) ==
1569              WS_VISIBLE)
1570         {
1571             retvalue = hwnd;
1572             if (!fPrevious) break;
1573         }
1574     }
1575 end:
1576     return retvalue;
1577 }
1578
1579
1580 /***********************************************************************
1581  *           DIALOG_GetNextTabItem
1582  *
1583  * Recursive helper for GetNextDlgTabItem
1584  */
1585 static HWND DIALOG_GetNextTabItem( HWND hwndMain, HWND hwndDlg, HWND hwndCtrl, BOOL fPrevious )
1586 {
1587     LONG dsStyle;
1588     LONG exStyle;
1589     UINT wndSearch = fPrevious ? GW_HWNDPREV : GW_HWNDNEXT;
1590     HWND retWnd = 0;
1591     HWND hChildFirst = 0;
1592
1593     if(!hwndCtrl)
1594     {
1595         hChildFirst = GetWindow(hwndDlg,GW_CHILD);
1596         if(fPrevious) hChildFirst = GetWindow(hChildFirst,GW_HWNDLAST);
1597     }
1598     else if (IsChild( hwndMain, hwndCtrl ))
1599     {
1600         hChildFirst = GetWindow(hwndCtrl,wndSearch);
1601         if(!hChildFirst)
1602         {
1603             if(GetParent(hwndCtrl) != hwndMain)
1604                 /* i.e. if we are not at the top level of the recursion */
1605                 hChildFirst = GetWindow(GetParent(hwndCtrl),wndSearch);
1606             else
1607                 hChildFirst = GetWindow(hwndCtrl, fPrevious ? GW_HWNDLAST : GW_HWNDFIRST);
1608         }
1609     }
1610
1611     while(hChildFirst)
1612     {
1613         dsStyle = GetWindowLongA(hChildFirst,GWL_STYLE);
1614         exStyle = GetWindowLongA(hChildFirst,GWL_EXSTYLE);
1615         if( (exStyle & WS_EX_CONTROLPARENT) && (dsStyle & WS_VISIBLE) && !(dsStyle & WS_DISABLED))
1616         {
1617             HWND retWnd;
1618             retWnd = DIALOG_GetNextTabItem(hwndMain,hChildFirst,NULL,fPrevious );
1619             if (retWnd) return (retWnd);
1620         }
1621         else if( (dsStyle & WS_TABSTOP) && (dsStyle & WS_VISIBLE) && !(dsStyle & WS_DISABLED))
1622         {
1623             return (hChildFirst);
1624         }
1625         hChildFirst = GetWindow(hChildFirst,wndSearch);
1626     }
1627     if(hwndCtrl)
1628     {
1629         HWND hParent = GetParent(hwndCtrl);
1630         while(hParent)
1631         {
1632             if(hParent == hwndMain) break;
1633             retWnd = DIALOG_GetNextTabItem(hwndMain,GetParent(hParent),hParent,fPrevious );
1634             if(retWnd) break;
1635             hParent = GetParent(hParent);
1636         }
1637         if(!retWnd)
1638             retWnd = DIALOG_GetNextTabItem(hwndMain,hwndMain,NULL,fPrevious );
1639     }
1640     return retWnd ? retWnd : hwndCtrl;
1641 }
1642
1643 /***********************************************************************
1644  *              GetNextDlgTabItem (USER32.@)
1645  */
1646 HWND WINAPI GetNextDlgTabItem( HWND hwndDlg, HWND hwndCtrl,
1647                                    BOOL fPrevious )
1648 {
1649     hwndDlg = WIN_GetFullHandle( hwndDlg );
1650     hwndCtrl = WIN_GetFullHandle( hwndCtrl );
1651
1652     /* Undocumented but tested under Win2000 and WinME */
1653     if (hwndDlg == hwndCtrl) hwndCtrl = NULL;
1654
1655     /* Contrary to MSDN documentation, tested under Win2000 and WinME
1656      * NB GetLastError returns whatever was set before the function was
1657      * called.
1658      */
1659     if (!hwndCtrl && fPrevious) return 0;
1660
1661     return DIALOG_GetNextTabItem(hwndDlg,hwndDlg,hwndCtrl,fPrevious);
1662 }
1663
1664 /**********************************************************************
1665  *           DIALOG_DlgDirSelect
1666  *
1667  * Helper function for DlgDirSelect*
1668  */
1669 static BOOL DIALOG_DlgDirSelect( HWND hwnd, LPWSTR str, INT len,
1670                                  INT id, BOOL unicode, BOOL combo )
1671 {
1672     WCHAR *buffer, *ptr;
1673     INT item, size;
1674     BOOL ret;
1675     HWND listbox = GetDlgItem( hwnd, id );
1676
1677     TRACE("%p %s %d\n", hwnd, unicode ? debugstr_w(str) : debugstr_a((LPSTR)str), id );
1678     if (!listbox) return FALSE;
1679
1680     item = SendMessageW(listbox, combo ? CB_GETCURSEL : LB_GETCURSEL, 0, 0 );
1681     if (item == LB_ERR) return FALSE;
1682
1683     size = SendMessageW(listbox, combo ? CB_GETLBTEXTLEN : LB_GETTEXTLEN, item, 0 );
1684     if (size == LB_ERR) return FALSE;
1685
1686     if (!(buffer = HeapAlloc( GetProcessHeap(), 0, (size+2) * sizeof(WCHAR) ))) return FALSE;
1687
1688     SendMessageW( listbox, combo ? CB_GETLBTEXT : LB_GETTEXT, item, (LPARAM)buffer );
1689
1690     if ((ret = (buffer[0] == '[')))  /* drive or directory */
1691     {
1692         if (buffer[1] == '-')  /* drive */
1693         {
1694             buffer[3] = ':';
1695             buffer[4] = 0;
1696             ptr = buffer + 2;
1697         }
1698         else
1699         {
1700             buffer[strlenW(buffer)-1] = '\\';
1701             ptr = buffer + 1;
1702         }
1703     }
1704     else
1705     {
1706         /* Filenames without a dot extension must have one tacked at the end */
1707         if (strchrW(buffer, '.') == NULL)
1708         {
1709             buffer[strlenW(buffer)+1] = '\0';
1710             buffer[strlenW(buffer)] = '.';
1711         }
1712         ptr = buffer;
1713     }
1714
1715     if (!unicode)
1716     {
1717         if (len > 0 && !WideCharToMultiByte( CP_ACP, 0, ptr, -1, (LPSTR)str, len, 0, 0 ))
1718             ((LPSTR)str)[len-1] = 0;
1719     }
1720     else lstrcpynW( str, ptr, len );
1721     HeapFree( GetProcessHeap(), 0, buffer );
1722     TRACE("Returning %d %s\n", ret, unicode ? debugstr_w(str) : debugstr_a((LPSTR)str) );
1723     return ret;
1724 }
1725
1726
1727 /**********************************************************************
1728  *          DIALOG_DlgDirListW
1729  *
1730  * Helper function for DlgDirList*W
1731  */
1732 static INT DIALOG_DlgDirListW( HWND hDlg, LPWSTR spec, INT idLBox,
1733                                INT idStatic, UINT attrib, BOOL combo )
1734 {
1735     HWND hwnd;
1736     LPWSTR orig_spec = spec;
1737     WCHAR any[] = {'*','.','*',0};
1738
1739 #define SENDMSG(msg,wparam,lparam) \
1740     ((attrib & DDL_POSTMSGS) ? PostMessageW( hwnd, msg, wparam, lparam ) \
1741                              : SendMessageW( hwnd, msg, wparam, lparam ))
1742
1743     TRACE("%p %s %d %d %04x\n", hDlg, debugstr_w(spec), idLBox, idStatic, attrib );
1744
1745     /* If the path exists and is a directory, chdir to it */
1746     if (!spec || !spec[0] || SetCurrentDirectoryW( spec )) spec = any;
1747     else
1748     {
1749         WCHAR *p, *p2;
1750         p = spec;
1751         if ((p2 = strchrW( p, ':' ))) p = p2 + 1;
1752         if ((p2 = strrchrW( p, '\\' ))) p = p2;
1753         if ((p2 = strrchrW( p, '/' ))) p = p2;
1754         if (p != spec)
1755         {
1756             WCHAR sep = *p;
1757             *p = 0;
1758             if (!SetCurrentDirectoryW( spec ))
1759             {
1760                 *p = sep;  /* Restore the original spec */
1761                 return FALSE;
1762             }
1763             spec = p + 1;
1764         }
1765     }
1766
1767     TRACE( "mask=%s\n", debugstr_w(spec) );
1768
1769     if (idLBox && ((hwnd = GetDlgItem( hDlg, idLBox )) != 0))
1770     {
1771         if (attrib == DDL_DRIVES) attrib |= DDL_EXCLUSIVE;
1772
1773         SENDMSG( combo ? CB_RESETCONTENT : LB_RESETCONTENT, 0, 0 );
1774         if (attrib & DDL_DIRECTORY)
1775         {
1776             if (!(attrib & DDL_EXCLUSIVE))
1777             {
1778                 SENDMSG( combo ? CB_DIR : LB_DIR,
1779                          attrib & ~(DDL_DIRECTORY | DDL_DRIVES),
1780                          (LPARAM)spec );
1781             }
1782             SENDMSG( combo ? CB_DIR : LB_DIR,
1783                    (attrib & (DDL_DIRECTORY | DDL_DRIVES)) | DDL_EXCLUSIVE,
1784                    (LPARAM)any );
1785         }
1786         else
1787         {
1788             SENDMSG( combo ? CB_DIR : LB_DIR, attrib, (LPARAM)spec );
1789         }
1790     }
1791
1792     /* Convert path specification to uppercase */
1793     if (spec) CharUpperW(spec);
1794
1795     if (idStatic && ((hwnd = GetDlgItem( hDlg, idStatic )) != 0))
1796     {
1797         WCHAR temp[MAX_PATH];
1798         GetCurrentDirectoryW( sizeof(temp)/sizeof(WCHAR), temp );
1799         CharLowerW( temp );
1800         /* Can't use PostMessage() here, because the string is on the stack */
1801         SetDlgItemTextW( hDlg, idStatic, temp );
1802     }
1803
1804     if (orig_spec && (spec != orig_spec))
1805     {
1806         /* Update the original file spec */
1807         WCHAR *p = spec;
1808         while ((*orig_spec++ = *p++));
1809     }
1810
1811     return TRUE;
1812 #undef SENDMSG
1813 }
1814
1815
1816 /**********************************************************************
1817  *          DIALOG_DlgDirListA
1818  *
1819  * Helper function for DlgDirList*A
1820  */
1821 static INT DIALOG_DlgDirListA( HWND hDlg, LPSTR spec, INT idLBox,
1822                                INT idStatic, UINT attrib, BOOL combo )
1823 {
1824     if (spec)
1825     {
1826         INT ret, len = MultiByteToWideChar( CP_ACP, 0, spec, -1, NULL, 0 );
1827         LPWSTR specW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
1828         MultiByteToWideChar( CP_ACP, 0, spec, -1, specW, len );
1829         ret = DIALOG_DlgDirListW( hDlg, specW, idLBox, idStatic, attrib, combo );
1830         WideCharToMultiByte( CP_ACP, 0, specW, -1, spec, 0x7fffffff, NULL, NULL );
1831         HeapFree( GetProcessHeap(), 0, specW );
1832         return ret;
1833     }
1834     return DIALOG_DlgDirListW( hDlg, NULL, idLBox, idStatic, attrib, combo );
1835 }
1836
1837
1838 /**********************************************************************
1839  *              DlgDirSelectExA (USER32.@)
1840  */
1841 BOOL WINAPI DlgDirSelectExA( HWND hwnd, LPSTR str, INT len, INT id )
1842 {
1843     return DIALOG_DlgDirSelect( hwnd, (LPWSTR)str, len, id, FALSE, FALSE );
1844 }
1845
1846
1847 /**********************************************************************
1848  *              DlgDirSelectExW (USER32.@)
1849  */
1850 BOOL WINAPI DlgDirSelectExW( HWND hwnd, LPWSTR str, INT len, INT id )
1851 {
1852     return DIALOG_DlgDirSelect( hwnd, str, len, id, TRUE, FALSE );
1853 }
1854
1855
1856 /**********************************************************************
1857  *              DlgDirSelectComboBoxExA (USER32.@)
1858  */
1859 BOOL WINAPI DlgDirSelectComboBoxExA( HWND hwnd, LPSTR str, INT len,
1860                                          INT id )
1861 {
1862     return DIALOG_DlgDirSelect( hwnd, (LPWSTR)str, len, id, FALSE, TRUE );
1863 }
1864
1865
1866 /**********************************************************************
1867  *              DlgDirSelectComboBoxExW (USER32.@)
1868  */
1869 BOOL WINAPI DlgDirSelectComboBoxExW( HWND hwnd, LPWSTR str, INT len,
1870                                          INT id)
1871 {
1872     return DIALOG_DlgDirSelect( hwnd, str, len, id, TRUE, TRUE );
1873 }
1874
1875
1876 /**********************************************************************
1877  *              DlgDirListA (USER32.@)
1878  */
1879 INT WINAPI DlgDirListA( HWND hDlg, LPSTR spec, INT idLBox,
1880                             INT idStatic, UINT attrib )
1881 {
1882     return DIALOG_DlgDirListA( hDlg, spec, idLBox, idStatic, attrib, FALSE );
1883 }
1884
1885
1886 /**********************************************************************
1887  *              DlgDirListW (USER32.@)
1888  */
1889 INT WINAPI DlgDirListW( HWND hDlg, LPWSTR spec, INT idLBox,
1890                             INT idStatic, UINT attrib )
1891 {
1892     return DIALOG_DlgDirListW( hDlg, spec, idLBox, idStatic, attrib, FALSE );
1893 }
1894
1895
1896 /**********************************************************************
1897  *              DlgDirListComboBoxA (USER32.@)
1898  */
1899 INT WINAPI DlgDirListComboBoxA( HWND hDlg, LPSTR spec, INT idCBox,
1900                                     INT idStatic, UINT attrib )
1901 {
1902     return DIALOG_DlgDirListA( hDlg, spec, idCBox, idStatic, attrib, TRUE );
1903 }
1904
1905
1906 /**********************************************************************
1907  *              DlgDirListComboBoxW (USER32.@)
1908  */
1909 INT WINAPI DlgDirListComboBoxW( HWND hDlg, LPWSTR spec, INT idCBox,
1910                                     INT idStatic, UINT attrib )
1911 {
1912     return DIALOG_DlgDirListW( hDlg, spec, idCBox, idStatic, attrib, TRUE );
1913 }