windows/dialog.c

   1 /*
   2  * Dialog functions
   3  *
   4  * Copyright 1993, 1994, 1996 Alexandre Julliard
   5  */
   6
   7 #include <ctype.h>
   8 #include <errno.h>
   9 #include <limits.h>
  10 #include <stdlib.h>
  11 #include <string.h>
  12 #include "windows.h"
  13 #include "dialog.h"
  14 #include "drive.h"
  15 #include "heap.h"
  16 #include "win.h"
  17 #include "ldt.h"
  18 #include "user.h"
  19 #include "winproc.h"
  20 #include "message.h"
  21 #include "sysmetrics.h"
  22 #include "debug.h"
  23
  24
  25   /* Dialog control information */
  26 typedef struct
  27 {
  28     DWORD      style;
  29     DWORD      exStyle;
  30     DWORD      helpId;
  31     INT16      x;
  32     INT16      y;
  33     INT16      cx;
  34     INT16      cy;
  35     UINT32     id;
  36     LPCSTR     className;
  37     LPCSTR     windowName;
  38     LPVOID     data;
  39 } DLG_CONTROL_INFO;
  40
  41   /* Dialog template */
  42 typedef struct
  43 {
  44     DWORD      style;
  45     DWORD      exStyle;
  46     DWORD      helpId;
  47     UINT16     nbItems;
  48     INT16      x;
  49     INT16      y;
  50     INT16      cx;
  51     INT16      cy;
  52     LPCSTR     menuName;
  53     LPCSTR     className;
  54     LPCSTR     caption;
  55     WORD       pointSize;
  56     WORD       weight;
  57     BOOL32     italic;
  58     LPCSTR     faceName;
  59     BOOL32     dialogEx;
  60 } DLG_TEMPLATE;
  61
  62   /* Dialog base units */
  63 static WORD xBaseUnit = 0, yBaseUnit = 0;
  64
  65
  66 /***********************************************************************
  67  *           DIALOG_Init
  68  *
  69  * Initialisation of the dialog manager.
  70  */
  71 BOOL32 DIALOG_Init(void)
  72 {
  73     TEXTMETRIC16 tm;
  74     HDC16 hdc;
  75
  76       /* Calculate the dialog base units */
  77
  78     if (!(hdc = CreateDC16( "DISPLAY", NULL, NULL, NULL ))) return FALSE;
  79     GetTextMetrics16( hdc, &tm );
  80     DeleteDC32( hdc );
  81     xBaseUnit = tm.tmAveCharWidth;
  82     yBaseUnit = tm.tmHeight;
  83
  84       /* Dialog units are based on a proportional system font */
  85       /* so we adjust them a bit for a fixed font. */
  86     if (!(tm.tmPitchAndFamily & TMPF_FIXED_PITCH))
  87         xBaseUnit = xBaseUnit * 5 / 4;
  88
  89     TRACE(dialog, "base units = %d,%d\n",
  90                     xBaseUnit, yBaseUnit );
  91     return TRUE;
  92 }
  93
  94
  95 /***********************************************************************
  96  *           DIALOG_GetControl16
  97  *
  98  * Return the class and text of the control pointed to by ptr,
  99  * fill the header structure and return a pointer to the next control.
 100  */
 101 static LPCSTR DIALOG_GetControl16( LPCSTR p, DLG_CONTROL_INFO *info )
 102 {
 103     static char buffer[10];
 104     int int_id;
 105
 106     info->x       = GET_WORD(p);  p += sizeof(WORD);
 107     info->y       = GET_WORD(p);  p += sizeof(WORD);
 108     info->cx      = GET_WORD(p);  p += sizeof(WORD);
 109     info->cy      = GET_WORD(p);  p += sizeof(WORD);
 110     info->id      = GET_WORD(p);  p += sizeof(WORD);
 111     info->style   = GET_DWORD(p); p += sizeof(DWORD);
 112     info->exStyle = 0;
 113
 114     if (*p & 0x80)
 115     {
 116         switch((BYTE)*p)
 117         {
 118             case 0x80: strcpy( buffer, "BUTTON" ); break;
 119             case 0x81: strcpy( buffer, "EDIT" ); break;
 120             case 0x82: strcpy( buffer, "STATIC" ); break;
 121             case 0x83: strcpy( buffer, "LISTBOX" ); break;
 122             case 0x84: strcpy( buffer, "SCROLLBAR" ); break;
 123             case 0x85: strcpy( buffer, "COMBOBOX" ); break;
 124             default:   buffer[0] = '\0'; break;
 125         }
 126         info->className = buffer;
 127         p++;
 128     }
 129     else
 130     {
 131         info->className = p;
 132         p += strlen(p) + 1;
 133     }
 134
 135     int_id = ((BYTE)*p == 0xff);
 136     if (int_id)
 137     {
 138           /* Integer id, not documented (?). Only works for SS_ICON controls */
 139         info->windowName = (LPCSTR)(UINT32)GET_WORD(p+1);
 140         p += 3;
 141     }
 142     else
 143     {
 144         info->windowName = p;
 145         p += strlen(p) + 1;
 146     }
 147
 148     info->data = (LPVOID)(*p ? p + 1 : NULL);  /* FIXME: should be a segptr */
 149     p += *p + 1;
 150
 151     if(int_id)
 152       TRACE(dialog,"   %s %04x %d, %d, %d, %d, %d, %08lx, %08lx\n",
 153                       info->className,  LOWORD(info->windowName),
 154                       info->id, info->x, info->y, info->cx, info->cy,
 155                       info->style, (DWORD)info->data);
 156     else
 157       TRACE(dialog,"   %s '%s' %d, %d, %d, %d, %d, %08lx, %08lx\n",
 158                       info->className,  info->windowName,
 159                       info->id, info->x, info->y, info->cx, info->cy,
 160                       info->style, (DWORD)info->data);
 161
 162     return p;
 163 }
 164
 165
 166 /***********************************************************************
 167  *           DIALOG_GetControl32
 168  *
 169  * Return the class and text of the control pointed to by ptr,
 170  * fill the header structure and return a pointer to the next control.
 171  */
 172 static const WORD *DIALOG_GetControl32( const WORD *p, DLG_CONTROL_INFO *info,
 173                                         BOOL32 dialogEx )
 174 {
 175     if (dialogEx)
 176     {
 177         info->helpId  = GET_DWORD(p); p += 2;
 178         info->exStyle = GET_DWORD(p); p += 2;
 179         info->style   = GET_DWORD(p); p += 2;
 180     }
 181     else
 182     {
 183         info->helpId  = 0;
 184         info->style   = GET_DWORD(p); p += 2;
 185         info->exStyle = GET_DWORD(p); p += 2;
 186     }
 187     info->x       = GET_WORD(p); p++;
 188     info->y       = GET_WORD(p); p++;
 189     info->cx      = GET_WORD(p); p++;
 190     info->cy      = GET_WORD(p); p++;
 191
 192     if (dialogEx)
 193     {
 194         /* id is a DWORD for DIALOGEX */
 195         info->id = GET_DWORD(p);
 196         p += 2;
 197     }
 198     else
 199     {
 200         info->id = GET_WORD(p);
 201         p++;
 202     }
 203
 204     if (GET_WORD(p) == 0xffff)
 205     {
 206         static const WCHAR class_names[6][10] =
 207         {
 208             { 'B','u','t','t','o','n', },             /* 0x80 */
 209             { 'E','d','i','t', },                     /* 0x81 */
 210             { 'S','t','a','t','i','c', },             /* 0x82 */
 211             { 'L','i','s','t','B','o','x', },         /* 0x83 */
 212             { 'S','c','r','o','l','l','B','a','r', }, /* 0x84 */
 213             { 'C','o','m','b','o','B','o','x', }      /* 0x85 */
 214         };
 215         WORD id = GET_WORD(p+1);
 216         if ((id >= 0x80) && (id <= 0x85))
 217             info->className = (LPCSTR)class_names[id - 0x80];
 218         else
 219         {
 220             info->className = NULL;
 221             ERR( dialog, "Unknown built-in class id %04x\n", id );
 222         }
 223         p += 2;
 224     }
 225     else
 226     {
 227         info->className = (LPCSTR)p;
 228         p += lstrlen32W( (LPCWSTR)p ) + 1;
 229     }
 230
 231     if (GET_WORD(p) == 0xffff)  /* Is it an integer id? */
 232     {
 233         info->windowName = (LPCSTR)(UINT32)GET_WORD(p + 1);
 234         p += 2;
 235     }
 236     else
 237     {
 238         info->windowName = (LPCSTR)p;
 239         p += lstrlen32W( (LPCWSTR)p ) + 1;
 240     }
 241
 242     TRACE(dialog,"    %s %s %d, %d, %d, %d, %d, %08lx, %08lx, %08lx\n",
 243           debugstr_w( (LPCWSTR)info->className ),
 244           debugres_w( (LPCWSTR)info->windowName ),
 245           info->id, info->x, info->y, info->cx, info->cy,
 246           info->style, info->exStyle, info->helpId );
 247
 248     if (GET_WORD(p))
 249     {
 250         if (TRACE_ON(dialog))
 251         {
 252             WORD i, count = GET_WORD(p) / sizeof(WORD);
 253             TRACE(dialog, "  BEGIN\n");
 254             TRACE(dialog, "    ");
 255             for (i = 0; i < count; i++) DUMP( "%04x,", GET_WORD(p+i+1) );
 256             DUMP("\n");
 257             TRACE(dialog, "  END\n" );
 258         }
 259         info->data = (LPVOID)(p + 1);
 260         p += GET_WORD(p) / sizeof(WORD);
 261     }
 262     else info->data = NULL;
 263     p++;
 264
 265     /* Next control is on dword boundary */
 266     return (const WORD *)((((int)p) + 3) & ~3);
 267 }
 268
 269
 270 /***********************************************************************
 271  *           DIALOG_CreateControls
 272  *
 273  * Create the control windows for a dialog.
 274  */
 275 static BOOL32 DIALOG_CreateControls( WND *pWnd, LPCSTR template,
 276                                      const DLG_TEMPLATE *dlgTemplate,
 277                                      HINSTANCE32 hInst, BOOL32 win32 )
 278 {
 279     DIALOGINFO *dlgInfo = (DIALOGINFO *)pWnd->wExtra;
 280     DLG_CONTROL_INFO info;
 281     HWND32 hwndCtrl, hwndDefButton = 0;
 282     INT32 items = dlgTemplate->nbItems;
 283
 284     TRACE(dialog, " BEGIN\n" );
 285     while (items--)
 286     {
 287         if (!win32)
 288         {
 289             HINSTANCE16 instance;
 290             template = DIALOG_GetControl16( template, &info );
 291             if (HIWORD(info.className) && !strcmp( info.className, "EDIT") &&
 292                 ((pWnd->dwStyle & DS_LOCALEDIT) != DS_LOCALEDIT))
 293             {
 294                 if (!dlgInfo->hDialogHeap)
 295                 {
 296                     dlgInfo->hDialogHeap = GlobalAlloc16(GMEM_FIXED, 0x10000);
 297                     if (!dlgInfo->hDialogHeap)
 298                     {
 299                         ERR(dialog, "Insufficient memory to create heap for edit control\n" );
 300                         continue;
 301                     }
 302                     LocalInit(dlgInfo->hDialogHeap, 0, 0xffff);
 303                 }
 304                 instance = dlgInfo->hDialogHeap;
 305             }
 306             else instance = (HINSTANCE16)hInst;
 307
 308             hwndCtrl = CreateWindowEx16( info.exStyle | WS_EX_NOPARENTNOTIFY,
 309                                          info.className, info.windowName,
 310                                          info.style | WS_CHILD,
 311                                          info.x * dlgInfo->xBaseUnit / 4,
 312                                          info.y * dlgInfo->yBaseUnit / 8,
 313                                          info.cx * dlgInfo->xBaseUnit / 4,
 314                                          info.cy * dlgInfo->yBaseUnit / 8,
 315                                          pWnd->hwndSelf, (HMENU16)info.id,
 316                                          instance, info.data );
 317         }
 318         else
 319         {
 320             template = (LPCSTR)DIALOG_GetControl32( (WORD *)template, &info,
 321                                                     dlgTemplate->dialogEx );
 322             hwndCtrl = CreateWindowEx32W( info.exStyle | WS_EX_NOPARENTNOTIFY,
 323                                           (LPCWSTR)info.className,
 324                                           (LPCWSTR)info.windowName,
 325                                           info.style | WS_CHILD,
 326                                           info.x * dlgInfo->xBaseUnit / 4,
 327                                           info.y * dlgInfo->yBaseUnit / 8,
 328                                           info.cx * dlgInfo->xBaseUnit / 4,
 329                                           info.cy * dlgInfo->yBaseUnit / 8,
 330                                           pWnd->hwndSelf, (HMENU32)info.id,
 331                                           hInst, info.data );
 332         }
 333         if (!hwndCtrl) return FALSE;
 334
 335             /* Send initialisation messages to the control */
 336         if (dlgInfo->hUserFont) SendMessage32A( hwndCtrl, WM_SETFONT,
 337                                              (WPARAM32)dlgInfo->hUserFont, 0 );
 338         if (SendMessage32A(hwndCtrl, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
 339         {
 340               /* If there's already a default push-button, set it back */
 341               /* to normal and use this one instead. */
 342             if (hwndDefButton)
 343                 SendMessage32A( hwndDefButton, BM_SETSTYLE32,
 344                                 BS_PUSHBUTTON,FALSE );
 345             hwndDefButton = hwndCtrl;
 346             dlgInfo->idResult = GetWindowWord32( hwndCtrl, GWW_ID );
 347         }
 348     }
 349     TRACE(dialog, " END\n" );
 350     return TRUE;
 351 }
 352
 353
 354 /***********************************************************************
 355  *           DIALOG_ParseTemplate16
 356  *
 357  * Fill a DLG_TEMPLATE structure from the dialog template, and return
 358  * a pointer to the first control.
 359  */
 360 static LPCSTR DIALOG_ParseTemplate16( LPCSTR p, DLG_TEMPLATE * result )
 361 {
 362     result->style   = GET_DWORD(p); p += sizeof(DWORD);
 363     result->exStyle = 0;
 364     result->nbItems = *p++;
 365     result->x       = GET_WORD(p);  p += sizeof(WORD);
 366     result->y       = GET_WORD(p);  p += sizeof(WORD);
 367     result->cx      = GET_WORD(p);  p += sizeof(WORD);
 368     result->cy      = GET_WORD(p);  p += sizeof(WORD);
 369     TRACE(dialog, "DIALOG %d, %d, %d, %d\n",
 370                     result->x, result->y, result->cx, result->cy );
 371     TRACE(dialog, " STYLE %08lx\n", result->style );
 372
 373     /* Get the menu name */
 374
 375     switch( (BYTE)*p )
 376     {
 377     case 0:
 378         result->menuName = 0;
 379         p++;
 380         break;
 381     case 0xff:
 382         result->menuName = (LPCSTR)(UINT32)GET_WORD( p + 1 );
 383         p += 3;
 384         TRACE(dialog, " MENU %04x\n", LOWORD(result->menuName) );
 385         break;
 386     default:
 387         result->menuName = p;
 388         TRACE(dialog, " MENU '%s'\n", p );
 389         p += strlen(p) + 1;
 390         break;
 391     }
 392
 393     /* Get the class name */
 394
 395     if (*p)
 396     {
 397         result->className = p;
 398         TRACE(dialog, " CLASS '%s'\n", result->className );
 399     }
 400     else result->className = DIALOG_CLASS_ATOM;
 401     p += strlen(p) + 1;
 402
 403     /* Get the window caption */
 404
 405     result->caption = p;
 406     p += strlen(p) + 1;
 407     TRACE(dialog, " CAPTION '%s'\n", result->caption );
 408
 409     /* Get the font name */
 410
 411     if (result->style & DS_SETFONT)
 412     {
 413         result->pointSize = GET_WORD(p);
 414         p += sizeof(WORD);
 415         result->faceName = p;
 416         p += strlen(p) + 1;
 417         TRACE(dialog, " FONT %d,'%s'\n",
 418                         result->pointSize, result->faceName );
 419     }
 420     return p;
 421 }
 422
 423
 424 /***********************************************************************
 425  *           DIALOG_ParseTemplate32
 426  *
 427  * Fill a DLG_TEMPLATE structure from the dialog template, and return
 428  * a pointer to the first control.
 429  */
 430 static LPCSTR DIALOG_ParseTemplate32( LPCSTR template, DLG_TEMPLATE * result )
 431 {
 432     const WORD *p = (const WORD *)template;
 433
 434     result->style = GET_DWORD(p); p += 2;
 435     if (result->style == 0xffff0001)  /* DIALOGEX resource */
 436     {
 437         result->dialogEx = TRUE;
 438         result->helpId   = GET_DWORD(p); p += 2;
 439         result->exStyle  = GET_DWORD(p); p += 2;
 440         result->style    = GET_DWORD(p); p += 2;
 441     }
 442     else
 443     {
 444         result->dialogEx = FALSE;
 445         result->helpId   = 0;
 446         result->exStyle  = GET_DWORD(p); p += 2;
 447     }
 448     result->nbItems = GET_WORD(p); p++;
 449     result->x       = GET_WORD(p); p++;
 450     result->y       = GET_WORD(p); p++;
 451     result->cx      = GET_WORD(p); p++;
 452     result->cy      = GET_WORD(p); p++;
 453     TRACE( dialog, "DIALOG%s %d, %d, %d, %d, %ld\n",
 454            result->dialogEx ? "EX" : "", result->x, result->y,
 455            result->cx, result->cy, result->helpId );
 456     TRACE( dialog, " STYLE 0x%08lx\n", result->style );
 457     TRACE( dialog, " EXSTYLE 0x%08lx\n", result->exStyle );
 458
 459     /* Get the menu name */
 460
 461     switch(GET_WORD(p))
 462     {
 463     case 0x0000:
 464         result->menuName = NULL;
 465         p++;
 466         break;
 467     case 0xffff:
 468         result->menuName = (LPCSTR)(UINT32)GET_WORD( p + 1 );
 469         p += 2;
 470         TRACE(dialog, " MENU %04x\n", LOWORD(result->menuName) );
 471         break;
 472     default:
 473         result->menuName = (LPCSTR)p;
 474         TRACE(dialog, " MENU %s\n", debugstr_w( (LPCWSTR)p ));
 475         p += lstrlen32W( (LPCWSTR)p ) + 1;
 476         break;
 477     }
 478
 479     /* Get the class name */
 480
 481     switch(GET_WORD(p))
 482     {
 483     case 0x0000:
 484         result->className = DIALOG_CLASS_ATOM;
 485         p++;
 486         break;
 487     case 0xffff:
 488         result->className = (LPCSTR)(UINT32)GET_WORD( p + 1 );
 489         p += 2;
 490         TRACE(dialog, " CLASS %04x\n", LOWORD(result->className) );
 491         break;
 492     default:
 493         result->className = (LPCSTR)p;
 494         TRACE(dialog, " CLASS %s\n", debugstr_w( (LPCWSTR)p ));
 495         p += lstrlen32W( (LPCWSTR)p ) + 1;
 496         break;
 497     }
 498
 499     /* Get the window caption */
 500
 501     result->caption = (LPCSTR)p;
 502     p += lstrlen32W( (LPCWSTR)p ) + 1;
 503     TRACE(dialog, " CAPTION %s\n", debugstr_w( (LPCWSTR)result->caption ) );
 504
 505     /* Get the font name */
 506
 507     if (result->style & DS_SETFONT)
 508     {
 509         result->pointSize = GET_WORD(p);
 510         p++;
 511         if (result->dialogEx)
 512         {
 513             result->weight = GET_WORD(p); p++;
 514             result->italic = LOBYTE(GET_WORD(p)); p++;
 515         }
 516         else
 517         {
 518             result->weight = FW_DONTCARE;
 519             result->italic = FALSE;
 520         }
 521         result->faceName = (LPCSTR)p;
 522         p += lstrlen32W( (LPCWSTR)p ) + 1;
 523         TRACE(dialog, " FONT %d, %s, %d, %s\n",
 524               result->pointSize, debugstr_w( (LPCWSTR)result->faceName ),
 525               result->weight, result->italic ? "TRUE" : "FALSE" );
 526     }
 527
 528     /* First control is on dword boundary */
 529     return (LPCSTR)((((int)p) + 3) & ~3);
 530 }
 531
 532
 533 /***********************************************************************
 534  *           DIALOG_CreateIndirect
 535  */
 536 HWND32 DIALOG_CreateIndirect( HINSTANCE32 hInst, LPCSTR dlgTemplate,
 537                               BOOL32 win32Template, HWND32 owner,
 538                               DLGPROC16 dlgProc, LPARAM param,
 539                               WINDOWPROCTYPE procType )
 540 {
 541     HMENU16 hMenu = 0;
 542     HFONT16 hFont = 0;
 543     HWND32 hwnd;
 544     RECT32 rect;
 545     WND * wndPtr;
 546     DLG_TEMPLATE template;
 547     DIALOGINFO * dlgInfo;
 548     WORD xUnit = xBaseUnit;
 549     WORD yUnit = yBaseUnit;
 550
 551       /* Parse dialog template */
 552
 553     if (!dlgTemplate) return 0;
 554     if (win32Template)
 555         dlgTemplate = DIALOG_ParseTemplate32( dlgTemplate, &template );
 556     else
 557         dlgTemplate = DIALOG_ParseTemplate16( dlgTemplate, &template );
 558
 559       /* Load menu */
 560
 561     if (template.menuName)
 562     {
 563         if (!win32Template)
 564         {
 565             LPSTR str = SEGPTR_STRDUP( template.menuName );
 566             hMenu = LoadMenu16( hInst, SEGPTR_GET(str) );
 567             SEGPTR_FREE( str );
 568         }
 569         else hMenu = LoadMenu32W( hInst, (LPCWSTR)template.menuName );
 570     }
 571
 572       /* Create custom font if needed */
 573
 574     if (template.style & DS_SETFONT)
 575     {
 576           /* The font height must be negative as it is a point size */
 577           /* (see CreateFont() documentation in the Windows SDK).   */
 578
 579         if (win32Template)
 580             hFont = CreateFont32W( -template.pointSize, 0, 0, 0,
 581                                    template.weight, template.italic, FALSE,
 582                                    FALSE, DEFAULT_CHARSET, 0, 0, PROOF_QUALITY,
 583                                    FF_DONTCARE, (LPCWSTR)template.faceName );
 584         else
 585             hFont = CreateFont16( -template.pointSize, 0, 0, 0, FW_DONTCARE,
 586                                   FALSE, FALSE, FALSE, DEFAULT_CHARSET, 0, 0,
 587                                   PROOF_QUALITY, FF_DONTCARE,
 588                                   template.faceName );
 589         if (hFont)
 590         {
 591             TEXTMETRIC16 tm;
 592             HFONT16 oldFont;
 593
 594             HDC32 hdc = GetDC32(0);
 595             oldFont = SelectObject32( hdc, hFont );
 596             GetTextMetrics16( hdc, &tm );
 597             SelectObject32( hdc, oldFont );
 598             ReleaseDC32( 0, hdc );
 599             xUnit = tm.tmAveCharWidth;
 600             yUnit = tm.tmHeight;
 601             if (!(tm.tmPitchAndFamily & TMPF_FIXED_PITCH))
 602                 xBaseUnit = xBaseUnit * 5 / 4;  /* See DIALOG_Init() */
 603         }
 604     }
 605
 606     /* Create dialog main window */
 607
 608     rect.left = rect.top = 0;
 609     rect.right = template.cx * xUnit / 4;
 610     rect.bottom = template.cy * yUnit / 8;
 611     if (template.style & DS_MODALFRAME)
 612         template.exStyle |= WS_EX_DLGMODALFRAME;
 613     AdjustWindowRectEx32( &rect, template.style,
 614                           hMenu ? TRUE : FALSE , template.exStyle );
 615     rect.right -= rect.left;
 616     rect.bottom -= rect.top;
 617
 618     if ((INT16)template.x == CW_USEDEFAULT16)
 619     {
 620         rect.left = rect.top = (procType == WIN_PROC_16) ? CW_USEDEFAULT16
 621                                                          : CW_USEDEFAULT32;
 622     }
 623     else
 624     {
 625         if (template.style & DS_CENTER)
 626         {
 627             rect.left = (SYSMETRICS_CXSCREEN - rect.right) / 2;
 628             rect.top = (SYSMETRICS_CYSCREEN - rect.bottom) / 2;
 629         }
 630         else
 631         {
 632             rect.left += template.x * xUnit / 4;
 633             rect.top += template.y * yUnit / 8;
 634         }
 635         if ( !(template.style & WS_CHILD) )
 636         {
 637             INT16 dX, dY;
 638
 639             if( !(template.style & DS_ABSALIGN) )
 640                 ClientToScreen32( owner, (POINT32 *)&rect );
 641
 642             /* try to fit it into the desktop */
 643
 644             if( (dX = rect.left + rect.right + SYSMETRICS_CXDLGFRAME
 645                  - SYSMETRICS_CXSCREEN) > 0 ) rect.left -= dX;
 646             if( (dY = rect.top + rect.bottom + SYSMETRICS_CYDLGFRAME
 647                  - SYSMETRICS_CYSCREEN) > 0 ) rect.top -= dY;
 648             if( rect.left < 0 ) rect.left = 0;
 649             if( rect.top < 0 ) rect.top = 0;
 650         }
 651     }
 652
 653     if (procType == WIN_PROC_16)
 654         hwnd = CreateWindowEx16(template.exStyle, template.className,
 655                                 template.caption, template.style & ~WS_VISIBLE,
 656                                 rect.left, rect.top, rect.right, rect.bottom,
 657                                 owner, hMenu, hInst, NULL );
 658     else
 659         hwnd = CreateWindowEx32W(template.exStyle, (LPCWSTR)template.className,
 660                                  (LPCWSTR)template.caption,
 661                                  template.style & ~WS_VISIBLE,
 662                                  rect.left, rect.top, rect.right, rect.bottom,
 663                                  owner, hMenu, hInst, NULL );
 664
 665     if (!hwnd)
 666     {
 667         if (hFont) DeleteObject32( hFont );
 668         if (hMenu) DestroyMenu32( hMenu );
 669         return 0;
 670     }
 671     wndPtr = WIN_FindWndPtr( hwnd );
 672     wndPtr->flags |= WIN_ISDIALOG;
 673     wndPtr->helpContext = template.helpId;
 674
 675       /* Initialise dialog extra data */
 676
 677     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
 678     WINPROC_SetProc( &dlgInfo->dlgProc, dlgProc, procType, WIN_PROC_WINDOW );
 679     dlgInfo->hUserFont = hFont;
 680     dlgInfo->hMenu     = hMenu;
 681     dlgInfo->xBaseUnit = xUnit;
 682     dlgInfo->yBaseUnit = yUnit;
 683     dlgInfo->msgResult = 0;
 684     dlgInfo->idResult  = 0;
 685     dlgInfo->flags     = 0;
 686     dlgInfo->hDialogHeap = 0;
 687
 688     if (dlgInfo->hUserFont)
 689         SendMessage32A( hwnd, WM_SETFONT, (WPARAM32)dlgInfo->hUserFont, 0 );
 690
 691     /* Create controls */
 692
 693     if (DIALOG_CreateControls( wndPtr, dlgTemplate, &template,
 694                                hInst, win32Template ))
 695     {
 696        /* Send initialisation messages and set focus */
 697
 698         dlgInfo->hwndFocus = GetNextDlgTabItem32( hwnd, 0, FALSE );
 699
 700         if (SendMessage32A( hwnd, WM_INITDIALOG, (WPARAM32)dlgInfo->hwndFocus, param ))
 701             SetFocus32( dlgInfo->hwndFocus );
 702
 703         if (template.style & WS_VISIBLE && !(wndPtr->dwStyle & WS_VISIBLE))
 704         {
 705            ShowWindow32( hwnd, SW_SHOWNORMAL ); /* SW_SHOW doesn't always work */
 706            UpdateWindow32( hwnd );
 707         }
 708         return hwnd;
 709     }
 710
 711     if( IsWindow32(hwnd) ) DestroyWindow32( hwnd );
 712     return 0;
 713 }
 714
 715
 716 /***********************************************************************
 717  *           CreateDialog16   (USER.89)
 718  */
 719 HWND16 WINAPI CreateDialog16( HINSTANCE16 hInst, SEGPTR dlgTemplate,
 720                               HWND16 owner, DLGPROC16 dlgProc )
 721 {
 722     return CreateDialogParam16( hInst, dlgTemplate, owner, dlgProc, 0 );
 723 }
 724
 725
 726 /***********************************************************************
 727  *           CreateDialogParam16   (USER.241)
 728  */
 729 HWND16 WINAPI CreateDialogParam16( HINSTANCE16 hInst, SEGPTR dlgTemplate,
 730                                    HWND16 owner, DLGPROC16 dlgProc,
 731                                    LPARAM param )
 732 {
 733     HWND16 hwnd = 0;
 734     HRSRC16 hRsrc;
 735     HGLOBAL16 hmem;
 736     LPCVOID data;
 737
 738     TRACE(dialog, "%04x,%08lx,%04x,%08lx,%ld\n",
 739                    hInst, (DWORD)dlgTemplate, owner, (DWORD)dlgProc, param );
 740
 741     if (!(hRsrc = FindResource16( hInst, dlgTemplate, RT_DIALOG16 ))) return 0;
 742     if (!(hmem = LoadResource16( hInst, hRsrc ))) return 0;
 743     if (!(data = LockResource16( hmem ))) hwnd = 0;
 744     else hwnd = CreateDialogIndirectParam16( hInst, data, owner,
 745                                              dlgProc, param );
 746     FreeResource16( hmem );
 747     return hwnd;
 748 }
 749
 750 /***********************************************************************
 751  *           CreateDialogParam32A   (USER32.73)
 752  */
 753 HWND32 WINAPI CreateDialogParam32A( HINSTANCE32 hInst, LPCSTR name,
 754                                     HWND32 owner, DLGPROC32 dlgProc,
 755                                     LPARAM param )
 756 {
 757     if (HIWORD(name))
 758     {
 759         LPWSTR str = HEAP_strdupAtoW( GetProcessHeap(), 0, name );
 760         HWND32 hwnd = CreateDialogParam32W( hInst, str, owner, dlgProc, param);
 761         HeapFree( GetProcessHeap(), 0, str );
 762         return hwnd;
 763     }
 764     return CreateDialogParam32W( hInst, (LPCWSTR)name, owner, dlgProc, param );
 765 }
 766
 767
 768 /***********************************************************************
 769  *           CreateDialogParam32W   (USER32.74)
 770  */
 771 HWND32 WINAPI CreateDialogParam32W( HINSTANCE32 hInst, LPCWSTR name,
 772                                     HWND32 owner, DLGPROC32 dlgProc,
 773                                     LPARAM param )
 774 {
 775     HANDLE32 hrsrc = FindResource32W( hInst, name, RT_DIALOG32W );
 776     if (!hrsrc) return 0;
 777     return CreateDialogIndirectParam32W( hInst,
 778                                          (LPVOID)LoadResource32(hInst, hrsrc),
 779                                          owner, dlgProc, param );
 780 }
 781
 782
 783 /***********************************************************************
 784  *           CreateDialogIndirect16   (USER.219)
 785  */
 786 HWND16 WINAPI CreateDialogIndirect16( HINSTANCE16 hInst, LPCVOID dlgTemplate,
 787                                       HWND16 owner, DLGPROC16 dlgProc )
 788 {
 789     return CreateDialogIndirectParam16( hInst, dlgTemplate, owner, dlgProc, 0);
 790 }
 791
 792
 793 /***********************************************************************
 794  *           CreateDialogIndirectParam16   (USER.242)
 795  */
 796 HWND16 WINAPI CreateDialogIndirectParam16( HINSTANCE16 hInst,
 797                                            LPCVOID dlgTemplate,
 798                                            HWND16 owner, DLGPROC16 dlgProc,
 799                                            LPARAM param )
 800 {
 801     return DIALOG_CreateIndirect( hInst, dlgTemplate, FALSE, owner,
 802                                   dlgProc, param, WIN_PROC_16 );
 803 }
 804
 805
 806 /***********************************************************************
 807  *           CreateDialogIndirectParam32A   (USER32.69)
 808  */
 809 HWND32 WINAPI CreateDialogIndirectParam32A( HINSTANCE32 hInst,
 810                                             LPCVOID dlgTemplate,
 811                                             HWND32 owner, DLGPROC32 dlgProc,
 812                                             LPARAM param )
 813 {
 814     return DIALOG_CreateIndirect( hInst, dlgTemplate, TRUE, owner,
 815                                   (DLGPROC16)dlgProc, param, WIN_PROC_32A );
 816 }
 817
 818 /***********************************************************************
 819  *           CreateDialogIndirectParam32AorW   (USER32.71)
 820  */
 821 HWND32 WINAPI CreateDialogIndirectParam32AorW( HINSTANCE32 hInst,
 822                                             LPCVOID dlgTemplate,
 823                                             HWND32 owner, DLGPROC32 dlgProc,
 824                                             LPARAM param )
 825 {   FIXME(dialog,"assume WIN_PROC_32W\n");
 826     return DIALOG_CreateIndirect( hInst, dlgTemplate, TRUE, owner,
 827                                   (DLGPROC16)dlgProc, param, WIN_PROC_32W );
 828 }
 829
 830 /***********************************************************************
 831  *           CreateDialogIndirectParam32W   (USER32.72)
 832  */
 833 HWND32 WINAPI CreateDialogIndirectParam32W( HINSTANCE32 hInst,
 834                                             LPCVOID dlgTemplate,
 835                                             HWND32 owner, DLGPROC32 dlgProc,
 836                                             LPARAM param )
 837 {
 838     return DIALOG_CreateIndirect( hInst, dlgTemplate, TRUE, owner,
 839                                   (DLGPROC16)dlgProc, param, WIN_PROC_32W );
 840 }
 841
 842
 843 /***********************************************************************
 844  *           DIALOG_DoDialogBox
 845  */
 846 INT32 DIALOG_DoDialogBox( HWND32 hwnd, HWND32 owner )
 847 {
 848     WND * wndPtr;
 849     DIALOGINFO * dlgInfo;
 850     MSG16 msg;
 851     INT32 retval;
 852
 853       /* Owner must be a top-level window */
 854     owner = WIN_GetTopParent( owner );
 855     if (!(wndPtr = WIN_FindWndPtr( hwnd ))) return -1;
 856     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
 857     EnableWindow32( owner, FALSE );
 858     ShowWindow32( hwnd, SW_SHOW );
 859
 860     while (MSG_InternalGetMessage(&msg, hwnd, owner, MSGF_DIALOGBOX, PM_REMOVE,
 861                                   !(wndPtr->dwStyle & DS_NOIDLEMSG) ))
 862     {
 863         if (!IsDialogMessage16( hwnd, &msg))
 864         {
 865             TranslateMessage16( &msg );
 866             DispatchMessage16( &msg );
 867         }
 868         if (dlgInfo->flags & DF_END) break;
 869     }
 870     retval = dlgInfo->idResult;
 871     EnableWindow32( owner, TRUE );
 872     DestroyWindow32( hwnd );
 873     return retval;
 874 }
 875
 876
 877 /***********************************************************************
 878  *           DialogBox16   (USER.87)
 879  */
 880 INT16 WINAPI DialogBox16( HINSTANCE16 hInst, SEGPTR dlgTemplate,
 881                           HWND16 owner, DLGPROC16 dlgProc )
 882 {
 883     return DialogBoxParam16( hInst, dlgTemplate, owner, dlgProc, 0 );
 884 }
 885
 886
 887 /***********************************************************************
 888  *           DialogBoxParam16   (USER.239)
 889  */
 890 INT16 WINAPI DialogBoxParam16( HINSTANCE16 hInst, SEGPTR template,
 891                                HWND16 owner, DLGPROC16 dlgProc, LPARAM param )
 892 {
 893     HWND16 hwnd = CreateDialogParam16( hInst, template, owner, dlgProc, param);
 894     if (hwnd) return (INT16)DIALOG_DoDialogBox( hwnd, owner );
 895     return -1;
 896 }
 897
 898
 899 /***********************************************************************
 900  *           DialogBoxParam32A   (USER32.139)
 901  */
 902 INT32 WINAPI DialogBoxParam32A( HINSTANCE32 hInst, LPCSTR name,
 903                                 HWND32 owner, DLGPROC32 dlgProc, LPARAM param )
 904 {
 905     HWND32 hwnd = CreateDialogParam32A( hInst, name, owner, dlgProc, param );
 906     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
 907     return -1;
 908 }
 909
 910
 911 /***********************************************************************
 912  *           DialogBoxParam32W   (USER32.140)
 913  */
 914 INT32 WINAPI DialogBoxParam32W( HINSTANCE32 hInst, LPCWSTR name,
 915                                 HWND32 owner, DLGPROC32 dlgProc, LPARAM param )
 916 {
 917     HWND32 hwnd = CreateDialogParam32W( hInst, name, owner, dlgProc, param );
 918     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
 919     return -1;
 920 }
 921
 922
 923 /***********************************************************************
 924  *           DialogBoxIndirect16   (USER.218)
 925  */
 926 INT16 WINAPI DialogBoxIndirect16( HINSTANCE16 hInst, HANDLE16 dlgTemplate,
 927                                   HWND16 owner, DLGPROC16 dlgProc )
 928 {
 929     return DialogBoxIndirectParam16( hInst, dlgTemplate, owner, dlgProc, 0 );
 930 }
 931
 932
 933 /***********************************************************************
 934  *           DialogBoxIndirectParam16   (USER.240)
 935  */
 936 INT16 WINAPI DialogBoxIndirectParam16( HINSTANCE16 hInst, HANDLE16 dlgTemplate,
 937                                        HWND16 owner, DLGPROC16 dlgProc,
 938                                        LPARAM param )
 939 {
 940     HWND16 hwnd;
 941     LPCVOID ptr;
 942
 943     if (!(ptr = GlobalLock16( dlgTemplate ))) return -1;
 944     hwnd = CreateDialogIndirectParam16( hInst, ptr, owner, dlgProc, param );
 945     GlobalUnlock16( dlgTemplate );
 946     if (hwnd) return (INT16)DIALOG_DoDialogBox( hwnd, owner );
 947     return -1;
 948 }
 949
 950
 951 /***********************************************************************
 952  *           DialogBoxIndirectParam32A   (USER32.136)
 953  */
 954 INT32 WINAPI DialogBoxIndirectParam32A(HINSTANCE32 hInstance, LPCVOID template,
 955                                        HWND32 owner, DLGPROC32 dlgProc,
 956                                        LPARAM param )
 957 {
 958     HWND32 hwnd = CreateDialogIndirectParam32A( hInstance, template,
 959                                                 owner, dlgProc, param );
 960     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
 961     return -1;
 962 }
 963
 964
 965 /***********************************************************************
 966  *           DialogBoxIndirectParam32W   (USER32.138)
 967  */
 968 INT32 WINAPI DialogBoxIndirectParam32W(HINSTANCE32 hInstance, LPCVOID template,
 969                                        HWND32 owner, DLGPROC32 dlgProc,
 970                                        LPARAM param )
 971 {
 972     HWND32 hwnd = CreateDialogIndirectParam32W( hInstance, template,
 973                                                 owner, dlgProc, param );
 974     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
 975     return -1;
 976 }
 977
 978
 979 /***********************************************************************
 980  *           EndDialog16   (USER32.173)
 981  */
 982 BOOL16 WINAPI EndDialog16( HWND16 hwnd, INT16 retval )
 983 {
 984     return EndDialog32( hwnd, retval );
 985 }
 986
 987
 988 /***********************************************************************
 989  *           EndDialog32   (USER.88)
 990  */
 991 BOOL32 WINAPI EndDialog32( HWND32 hwnd, INT32 retval )
 992 {
 993     WND * wndPtr = WIN_FindWndPtr( hwnd );
 994     DIALOGINFO * dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
 995
 996     TRACE(dialog, "%04x %d\n", hwnd, retval );
 997
 998     if( dlgInfo )
 999     {
1000         dlgInfo->idResult = retval;
1001         dlgInfo->flags |= DF_END;
1002     }
1003     return TRUE;
1004 }
1005
1006
1007 /***********************************************************************
1008  *           DIALOG_IsAccelerator
1009  */
1010 static BOOL32 DIALOG_IsAccelerator( HWND32 hwnd, HWND32 hwndDlg, WPARAM32 vKey )
1011 {
1012     HWND32 hwndControl = hwnd;
1013     HWND32 hwndNext;
1014     WND *wndPtr;
1015     BOOL32 RetVal = FALSE;
1016     INT32 dlgCode;
1017
1018     if (vKey == VK_SPACE)
1019     {
1020         dlgCode = SendMessage32A( hwndControl, WM_GETDLGCODE, 0, 0 );
1021         if (dlgCode & DLGC_BUTTON)
1022         {
1023             SendMessage32A( hwndControl, WM_LBUTTONDOWN, 0, 0);
1024             SendMessage32A( hwndControl, WM_LBUTTONUP, 0, 0);
1025             RetVal = TRUE;
1026         }
1027     }
1028     else
1029     {
1030         do
1031         {
1032             wndPtr = WIN_FindWndPtr( hwndControl );
1033             if (wndPtr != NULL && wndPtr->text != NULL &&
1034                     (wndPtr->dwStyle & (WS_VISIBLE | WS_DISABLED)) == WS_VISIBLE)
1035             {
1036                 dlgCode = SendMessage32A( hwndControl, WM_GETDLGCODE, 0, 0 );
1037                 if (dlgCode & (DLGC_BUTTON | DLGC_STATIC))
1038                 {
1039                     /* find the accelerator key */
1040                     LPSTR p = wndPtr->text - 2;
1041                     do
1042                     {
1043                         p = strchr( p + 2, '&' );
1044                     }
1045                     while (p != NULL && p[1] == '&');
1046
1047                     /* and check if it's the one we're looking for */
1048                     if (p != NULL && toupper( p[1] ) == toupper( vKey ) )
1049                     {
1050                         if ((dlgCode & DLGC_STATIC) ||
1051                             (wndPtr->dwStyle & 0x0f) == BS_GROUPBOX )
1052                         {
1053                             /* set focus to the control */
1054                             SendMessage32A( hwndDlg, WM_NEXTDLGCTL,
1055                                     hwndControl, 1);
1056                             /* and bump it on to next */
1057                             SendMessage32A( hwndDlg, WM_NEXTDLGCTL, 0, 0);
1058                         }
1059                         else if (dlgCode &
1060                             (DLGC_DEFPUSHBUTTON | DLGC_UNDEFPUSHBUTTON))
1061                         {
1062                             /* send command message as from the control */
1063                             SendMessage32A( hwndDlg, WM_COMMAND,
1064                                 MAKEWPARAM( LOWORD(wndPtr->wIDmenu),
1065                                     BN_CLICKED ),
1066                                 (LPARAM)hwndControl );
1067                         }
1068                         else
1069                         {
1070                             /* click the control */
1071                             SendMessage32A( hwndControl, WM_LBUTTONDOWN, 0, 0);
1072                             SendMessage32A( hwndControl, WM_LBUTTONUP, 0, 0);
1073                         }
1074                         RetVal = TRUE;
1075                         break;
1076                     }
1077                 }
1078             }
1079             hwndNext = GetWindow32( hwndControl, GW_CHILD );
1080             if (!hwndNext)
1081             {
1082                 hwndNext = GetWindow32( hwndControl, GW_HWNDNEXT );
1083             }
1084             while (!hwndNext)
1085             {
1086                 hwndControl = GetParent32( hwndControl );
1087                 if (hwndControl == hwndDlg)
1088                 {
1089                     hwndNext = GetWindow32( hwndDlg, GW_CHILD );
1090                 }
1091                 else
1092                 {
1093                     hwndNext = GetWindow32( hwndControl, GW_HWNDNEXT );
1094                 }
1095             }
1096             hwndControl = hwndNext;
1097         }
1098         while (hwndControl != hwnd);
1099     }
1100     return RetVal;
1101 }
1102
1103
1104 /***********************************************************************
1105  *           DIALOG_IsDialogMessage
1106  */
1107 static BOOL32 DIALOG_IsDialogMessage( HWND32 hwnd, HWND32 hwndDlg,
1108                                       UINT32 message, WPARAM32 wParam,
1109                                       LPARAM lParam, BOOL32 *translate,
1110                                       BOOL32 *dispatch, INT32 dlgCode )
1111 {
1112     *translate = *dispatch = FALSE;
1113
1114     if (message == WM_PAINT)
1115     {
1116         /* Apparently, we have to handle this one as well */
1117         *dispatch = TRUE;
1118         return TRUE;
1119     }
1120
1121       /* Only the key messages get special processing */
1122     if ((message != WM_KEYDOWN) &&
1123         (message != WM_SYSCHAR) &&
1124         (message != WM_CHAR))
1125         return FALSE;
1126
1127     if (dlgCode & DLGC_WANTMESSAGE)
1128     {
1129         *translate = *dispatch = TRUE;
1130         return TRUE;
1131     }
1132
1133     switch(message)
1134     {
1135     case WM_KEYDOWN:
1136         switch(wParam)
1137         {
1138         case VK_TAB:
1139             if (!(dlgCode & DLGC_WANTTAB))
1140             {
1141                 SendMessage32A( hwndDlg, WM_NEXTDLGCTL,
1142                                 (GetKeyState32(VK_SHIFT) & 0x8000), 0 );
1143                 return TRUE;
1144             }
1145             break;
1146
1147         case VK_RIGHT:
1148         case VK_DOWN:
1149         case VK_LEFT:
1150         case VK_UP:
1151             if (!(dlgCode & DLGC_WANTARROWS))
1152             {
1153                 BOOL32 fPrevious = (wParam == VK_LEFT || wParam == VK_UP);
1154                 HWND32 hwndNext =
1155                     GetNextDlgGroupItem32 (hwndDlg, GetFocus32(), fPrevious );
1156                 SendMessage32A( hwndDlg, WM_NEXTDLGCTL, hwndNext, 1 );
1157                 return TRUE;
1158             }
1159             break;
1160
1161         case VK_ESCAPE:
1162             SendMessage32A( hwndDlg, WM_COMMAND, IDCANCEL,
1163                             (LPARAM)GetDlgItem32( hwndDlg, IDCANCEL ) );
1164             return TRUE;
1165
1166         case VK_RETURN:
1167             {
1168                 DWORD dw = SendMessage16( hwndDlg, DM_GETDEFID, 0, 0 );
1169                 if (HIWORD(dw) == DC_HASDEFID)
1170                 {
1171                     SendMessage32A( hwndDlg, WM_COMMAND,
1172                                     MAKEWPARAM( LOWORD(dw), BN_CLICKED ),
1173                                     (LPARAM)GetDlgItem32(hwndDlg, LOWORD(dw)));
1174                 }
1175                 else
1176                 {
1177                     SendMessage32A( hwndDlg, WM_COMMAND, IDOK,
1178                                     (LPARAM)GetDlgItem32( hwndDlg, IDOK ) );
1179
1180                 }
1181             }
1182             return TRUE;
1183         }
1184         *translate = TRUE;
1185         break; /* case WM_KEYDOWN */
1186
1187     case WM_CHAR:
1188         if (dlgCode & DLGC_WANTCHARS) break;
1189         /* drop through */
1190
1191     case WM_SYSCHAR:
1192         if (DIALOG_IsAccelerator( hwnd, hwndDlg, wParam ))
1193         {
1194             /* don't translate or dispatch */
1195             return TRUE;
1196         }
1197         break;
1198     }
1199
1200     /* If we get here, the message has not been treated specially */
1201     /* and can be sent to its destination window. */
1202     *dispatch = TRUE;
1203     return TRUE;
1204 }
1205
1206
1207 /***********************************************************************
1208  *           IsDialogMessage16   (USER.90)
1209  */
1210 BOOL16 WINAPI WIN16_IsDialogMessage16( HWND16 hwndDlg, SEGPTR msg16 )
1211 {
1212     LPMSG16 msg = PTR_SEG_TO_LIN(msg16);
1213     BOOL32 ret, translate, dispatch;
1214     INT32 dlgCode;
1215
1216     if ((hwndDlg != msg->hwnd) && !IsChild16( hwndDlg, msg->hwnd ))
1217         return FALSE;
1218
1219     dlgCode = SendMessage16( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg16);
1220     ret = DIALOG_IsDialogMessage( msg->hwnd, hwndDlg, msg->message,
1221                                   msg->wParam, msg->lParam,
1222                                   &translate, &dispatch, dlgCode );
1223     if (translate) TranslateMessage16( msg );
1224     if (dispatch) DispatchMessage16( msg );
1225     return ret;
1226 }
1227
1228
1229 BOOL16 WINAPI IsDialogMessage16( HWND16 hwndDlg, LPMSG16 msg )
1230 {
1231     LPMSG16 msg16 = SEGPTR_NEW(MSG16);
1232     BOOL32 ret;
1233
1234     *msg16 = *msg;
1235     ret = WIN16_IsDialogMessage16( hwndDlg, SEGPTR_GET(msg16) );
1236     SEGPTR_FREE(msg16);
1237     return ret;
1238 }
1239
1240 /***********************************************************************
1241  *           IsDialogMessage32A   (USER32.342)
1242  */
1243 BOOL32 WINAPI IsDialogMessage32A( HWND32 hwndDlg, LPMSG32 msg )
1244 {
1245     BOOL32 ret, translate, dispatch;
1246     INT32 dlgCode;
1247
1248     if ((hwndDlg != msg->hwnd) && !IsChild32( hwndDlg, msg->hwnd ))
1249         return FALSE;
1250
1251     dlgCode = SendMessage32A( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
1252     ret = DIALOG_IsDialogMessage( msg->hwnd, hwndDlg, msg->message,
1253                                   msg->wParam, msg->lParam,
1254                                   &translate, &dispatch, dlgCode );
1255     if (translate) TranslateMessage32( msg );
1256     if (dispatch) DispatchMessage32A( msg );
1257     return ret;
1258 }
1259
1260
1261 /***********************************************************************
1262  *           IsDialogMessage32W   (USER32.343)
1263  */
1264 BOOL32 WINAPI IsDialogMessage32W( HWND32 hwndDlg, LPMSG32 msg )
1265 {
1266     BOOL32 ret, translate, dispatch;
1267     INT32 dlgCode;
1268
1269     if ((hwndDlg != msg->hwnd) && !IsChild32( hwndDlg, msg->hwnd ))
1270         return FALSE;
1271
1272     dlgCode = SendMessage32W( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
1273     ret = DIALOG_IsDialogMessage( msg->hwnd, hwndDlg, msg->message,
1274                                   msg->wParam, msg->lParam,
1275                                   &translate, &dispatch, dlgCode );
1276     if (translate) TranslateMessage32( msg );
1277     if (dispatch) DispatchMessage32W( msg );
1278     return ret;
1279 }
1280
1281
1282 /****************************************************************
1283  *         GetDlgCtrlID16   (USER.277)
1284  */
1285 INT16 WINAPI GetDlgCtrlID16( HWND16 hwnd )
1286 {
1287     WND *wndPtr = WIN_FindWndPtr(hwnd);
1288     if (wndPtr) return wndPtr->wIDmenu;
1289     else return 0;
1290 }
1291
1292
1293 /****************************************************************
1294  *         GetDlgCtrlID32   (USER32.234)
1295  */
1296 INT32 WINAPI GetDlgCtrlID32( HWND32 hwnd )
1297 {
1298     WND *wndPtr = WIN_FindWndPtr(hwnd);
1299     if (wndPtr) return wndPtr->wIDmenu;
1300     else return 0;
1301 }
1302
1303
1304 /***********************************************************************
1305  *           GetDlgItem16   (USER.91)
1306  */
1307 HWND16 WINAPI GetDlgItem16( HWND16 hwndDlg, INT16 id )
1308 {
1309     WND *pWnd;
1310
1311     if (!(pWnd = WIN_FindWndPtr( hwndDlg ))) return 0;
1312     for (pWnd = pWnd->child; pWnd; pWnd = pWnd->next)
1313         if (pWnd->wIDmenu == (UINT16)id) return pWnd->hwndSelf;
1314     return 0;
1315 }
1316
1317
1318 /***********************************************************************
1319  *           GetDlgItem32   (USER32.235)
1320  */
1321 HWND32 WINAPI GetDlgItem32( HWND32 hwndDlg, INT32 id )
1322 {
1323     WND *pWnd;
1324
1325     if (!(pWnd = WIN_FindWndPtr( hwndDlg ))) return 0;
1326     for (pWnd = pWnd->child; pWnd; pWnd = pWnd->next)
1327         if (pWnd->wIDmenu == (UINT16)id) return pWnd->hwndSelf;
1328     return 0;
1329 }
1330
1331
1332 /*******************************************************************
1333  *           SendDlgItemMessage16   (USER.101)
1334  */
1335 LRESULT WINAPI SendDlgItemMessage16( HWND16 hwnd, INT16 id, UINT16 msg,
1336                                      WPARAM16 wParam, LPARAM lParam )
1337 {
1338     HWND16 hwndCtrl = GetDlgItem16( hwnd, id );
1339     if (hwndCtrl) return SendMessage16( hwndCtrl, msg, wParam, lParam );
1340     else return 0;
1341 }
1342
1343
1344 /*******************************************************************
1345  *           SendDlgItemMessage32A   (USER32.452)
1346  */
1347 LRESULT WINAPI SendDlgItemMessage32A( HWND32 hwnd, INT32 id, UINT32 msg,
1348                                       WPARAM32 wParam, LPARAM lParam )
1349 {
1350     HWND32 hwndCtrl = GetDlgItem32( hwnd, id );
1351     if (hwndCtrl) return SendMessage32A( hwndCtrl, msg, wParam, lParam );
1352     else return 0;
1353 }
1354
1355
1356 /*******************************************************************
1357  *           SendDlgItemMessage32W   (USER32.453)
1358  */
1359 LRESULT WINAPI SendDlgItemMessage32W( HWND32 hwnd, INT32 id, UINT32 msg,
1360                                       WPARAM32 wParam, LPARAM lParam )
1361 {
1362     HWND32 hwndCtrl = GetDlgItem32( hwnd, id );
1363     if (hwndCtrl) return SendMessage32W( hwndCtrl, msg, wParam, lParam );
1364     else return 0;
1365 }
1366
1367
1368 /*******************************************************************
1369  *           SetDlgItemText16   (USER.92)
1370  */
1371 void WINAPI SetDlgItemText16( HWND16 hwnd, INT16 id, SEGPTR lpString )
1372 {
1373     SendDlgItemMessage16( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1374 }
1375
1376
1377 /*******************************************************************
1378  *           SetDlgItemText32A   (USER32.478)
1379  */
1380 BOOL32 WINAPI SetDlgItemText32A( HWND32 hwnd, INT32 id, LPCSTR lpString )
1381 {
1382     return SendDlgItemMessage32A( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1383 }
1384
1385
1386 /*******************************************************************
1387  *           SetDlgItemText32W   (USER32.479)
1388  */
1389 BOOL32 WINAPI SetDlgItemText32W( HWND32 hwnd, INT32 id, LPCWSTR lpString )
1390 {
1391     return SendDlgItemMessage32W( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1392 }
1393
1394
1395 /***********************************************************************
1396  *           GetDlgItemText16   (USER.93)
1397  */
1398 INT16 WINAPI GetDlgItemText16( HWND16 hwnd, INT16 id, SEGPTR str, UINT16 len )
1399 {
1400     return (INT16)SendDlgItemMessage16( hwnd, id, WM_GETTEXT,
1401                                         len, (LPARAM)str );
1402 }
1403
1404
1405 /***********************************************************************
1406  *           GetDlgItemText32A   (USER32.237)
1407  */
1408 INT32 WINAPI GetDlgItemText32A( HWND32 hwnd, INT32 id, LPSTR str, UINT32 len )
1409 {
1410     return (INT32)SendDlgItemMessage32A( hwnd, id, WM_GETTEXT,
1411                                          len, (LPARAM)str );
1412 }
1413
1414
1415 /***********************************************************************
1416  *           GetDlgItemText32W   (USER32.238)
1417  */
1418 INT32 WINAPI GetDlgItemText32W( HWND32 hwnd, INT32 id, LPWSTR str, UINT32 len )
1419 {
1420     return (INT32)SendDlgItemMessage32W( hwnd, id, WM_GETTEXT,
1421                                          len, (LPARAM)str );
1422 }
1423
1424
1425 /*******************************************************************
1426  *           SetDlgItemInt16   (USER.94)
1427  */
1428 void WINAPI SetDlgItemInt16( HWND16 hwnd, INT16 id, UINT16 value, BOOL16 fSigned )
1429 {
1430     return SetDlgItemInt32( hwnd, (UINT32)(UINT16)id, value, fSigned );
1431 }
1432
1433
1434 /*******************************************************************
1435  *           SetDlgItemInt32   (USER32.477)
1436  */
1437 void WINAPI SetDlgItemInt32( HWND32 hwnd, INT32 id, UINT32 value,
1438                              BOOL32 fSigned )
1439 {
1440     char str[20];
1441
1442     if (fSigned) sprintf( str, "%d", (INT32)value );
1443     else sprintf( str, "%u", value );
1444     SendDlgItemMessage32A( hwnd, id, WM_SETTEXT, 0, (LPARAM)str );
1445 }
1446
1447
1448 /***********************************************************************
1449  *           GetDlgItemInt16   (USER.95)
1450  */
1451 UINT16 WINAPI GetDlgItemInt16( HWND16 hwnd, INT16 id, BOOL16 *translated,
1452                                BOOL16 fSigned )
1453 {
1454     UINT32 result;
1455     BOOL32 ok;
1456
1457     if (translated) *translated = FALSE;
1458     result = GetDlgItemInt32( hwnd, (UINT32)(UINT16)id, &ok, fSigned );
1459     if (!ok) return 0;
1460     if (fSigned)
1461     {
1462         if (((INT32)result < -32767) || ((INT32)result > 32767)) return 0;
1463     }
1464     else
1465     {
1466         if (result > 65535) return 0;
1467     }
1468     if (translated) *translated = TRUE;
1469     return (UINT16)result;
1470 }
1471
1472
1473 /***********************************************************************
1474  *           GetDlgItemInt32   (USER32.236)
1475  */
1476 UINT32 WINAPI GetDlgItemInt32( HWND32 hwnd, INT32 id, BOOL32 *translated,
1477                                BOOL32 fSigned )
1478 {
1479     char str[30];
1480     char * endptr;
1481     long result = 0;
1482
1483     if (translated) *translated = FALSE;
1484     if (!SendDlgItemMessage32A(hwnd, id, WM_GETTEXT, sizeof(str), (LPARAM)str))
1485         return 0;
1486     if (fSigned)
1487     {
1488         result = strtol( str, &endptr, 10 );
1489         if (!endptr || (endptr == str))  /* Conversion was unsuccessful */
1490             return 0;
1491         if (((result == LONG_MIN) || (result == LONG_MAX)) && (errno==ERANGE))
1492             return 0;
1493     }
1494     else
1495     {
1496         result = strtoul( str, &endptr, 10 );
1497         if (!endptr || (endptr == str))  /* Conversion was unsuccessful */
1498             return 0;
1499         if ((result == ULONG_MAX) && (errno == ERANGE)) return 0;
1500     }
1501     if (translated) *translated = TRUE;
1502     return (UINT32)result;
1503 }
1504
1505
1506 /***********************************************************************
1507  *           CheckDlgButton16   (USER.97)
1508  */
1509 BOOL16 WINAPI CheckDlgButton16( HWND16 hwnd, INT16 id, UINT16 check )
1510 {
1511     SendDlgItemMessage32A( hwnd, id, BM_SETCHECK32, check, 0 );
1512     return TRUE;
1513 }
1514
1515
1516 /***********************************************************************
1517  *           CheckDlgButton32   (USER32.45)
1518  */
1519 BOOL32 WINAPI CheckDlgButton32( HWND32 hwnd, INT32 id, UINT32 check )
1520 {
1521     SendDlgItemMessage32A( hwnd, id, BM_SETCHECK32, check, 0 );
1522     return TRUE;
1523 }
1524
1525
1526 /***********************************************************************
1527  *           IsDlgButtonChecked16   (USER.98)
1528  */
1529 UINT16 WINAPI IsDlgButtonChecked16( HWND16 hwnd, UINT16 id )
1530 {
1531     return (UINT16)SendDlgItemMessage32A( hwnd, id, BM_GETCHECK32, 0, 0 );
1532 }
1533
1534
1535 /***********************************************************************
1536  *           IsDlgButtonChecked32   (USER32.344)
1537  */
1538 UINT32 WINAPI IsDlgButtonChecked32( HWND32 hwnd, UINT32 id )
1539 {
1540     return (UINT32)SendDlgItemMessage32A( hwnd, id, BM_GETCHECK32, 0, 0 );
1541 }
1542
1543
1544 /***********************************************************************
1545  *           CheckRadioButton16   (USER.96)
1546  */
1547 BOOL16 WINAPI CheckRadioButton16( HWND16 hwndDlg, UINT16 firstID,
1548                                   UINT16 lastID, UINT16 checkID )
1549 {
1550     return CheckRadioButton32( hwndDlg, firstID, lastID, checkID );
1551 }
1552
1553
1554 /***********************************************************************
1555  *           CheckRadioButton32   (USER32.48)
1556  */
1557 BOOL32 WINAPI CheckRadioButton32( HWND32 hwndDlg, UINT32 firstID,
1558                                   UINT32 lastID, UINT32 checkID )
1559 {
1560     WND *pWnd = WIN_FindWndPtr( hwndDlg );
1561     if (!pWnd) return FALSE;
1562
1563     for (pWnd = pWnd->child; pWnd; pWnd = pWnd->next)
1564         if ((pWnd->wIDmenu == firstID) || (pWnd->wIDmenu == lastID)) break;
1565     if (!pWnd) return FALSE;
1566
1567     if (pWnd->wIDmenu == lastID)
1568         lastID = firstID;  /* Buttons are in reverse order */
1569     while (pWnd)
1570     {
1571         SendMessage32A( pWnd->hwndSelf, BM_SETCHECK32,
1572                         (pWnd->wIDmenu == checkID), 0 );
1573         if (pWnd->wIDmenu == lastID) break;
1574         pWnd = pWnd->next;
1575     }
1576     return TRUE;
1577 }
1578
1579
1580 /***********************************************************************
1581  *           GetDialogBaseUnits   (USER.243) (USER32.233)
1582  */
1583 DWORD WINAPI GetDialogBaseUnits(void)
1584 {
1585     return MAKELONG( xBaseUnit, yBaseUnit );
1586 }
1587
1588
1589 /***********************************************************************
1590  *           MapDialogRect16   (USER.103)
1591  */
1592 void WINAPI MapDialogRect16( HWND16 hwnd, LPRECT16 rect )
1593 {
1594     DIALOGINFO * dlgInfo;
1595     WND * wndPtr = WIN_FindWndPtr( hwnd );
1596     if (!wndPtr) return;
1597     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
1598     rect->left   = (rect->left * dlgInfo->xBaseUnit) / 4;
1599     rect->right  = (rect->right * dlgInfo->xBaseUnit) / 4;
1600     rect->top    = (rect->top * dlgInfo->yBaseUnit) / 8;
1601     rect->bottom = (rect->bottom * dlgInfo->yBaseUnit) / 8;
1602 }
1603
1604
1605 /***********************************************************************
1606  *           MapDialogRect32   (USER32.382)
1607  */
1608 void WINAPI MapDialogRect32( HWND32 hwnd, LPRECT32 rect )
1609 {
1610     DIALOGINFO * dlgInfo;
1611     WND * wndPtr = WIN_FindWndPtr( hwnd );
1612     if (!wndPtr) return;
1613     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
1614     rect->left   = (rect->left * dlgInfo->xBaseUnit) / 4;
1615     rect->right  = (rect->right * dlgInfo->xBaseUnit) / 4;
1616     rect->top    = (rect->top * dlgInfo->yBaseUnit) / 8;
1617     rect->bottom = (rect->bottom * dlgInfo->yBaseUnit) / 8;
1618 }
1619
1620
1621 /***********************************************************************
1622  *           GetNextDlgGroupItem16   (USER.227)
1623  */
1624 HWND16 WINAPI GetNextDlgGroupItem16( HWND16 hwndDlg, HWND16 hwndCtrl,
1625                                      BOOL16 fPrevious )
1626 {
1627     return (HWND16)GetNextDlgGroupItem32( hwndDlg, hwndCtrl, fPrevious );
1628 }
1629
1630
1631 /***********************************************************************
1632  *           GetNextDlgGroupItem32   (USER32.275)
1633  */
1634 HWND32 WINAPI GetNextDlgGroupItem32( HWND32 hwndDlg, HWND32 hwndCtrl,
1635                                      BOOL32 fPrevious )
1636 {
1637     WND *pWnd, *pWndLast, *pWndCtrl, *pWndDlg;
1638
1639     if (!(pWndDlg = WIN_FindWndPtr( hwndDlg ))) return 0;
1640     if (hwndCtrl)
1641     {
1642         if (!(pWndCtrl = WIN_FindWndPtr( hwndCtrl ))) return 0;
1643         /* Make sure hwndCtrl is a top-level child */
1644         while ((pWndCtrl->dwStyle & WS_CHILD) && (pWndCtrl->parent != pWndDlg))
1645             pWndCtrl = pWndCtrl->parent;
1646         if (pWndCtrl->parent != pWndDlg) return 0;
1647     }
1648     else
1649     {
1650         /* No ctrl specified -> start from the beginning */
1651         if (!(pWndCtrl = pWndDlg->child)) return 0;
1652         if (fPrevious) while (pWndCtrl->next) pWndCtrl = pWndCtrl->next;
1653     }
1654
1655     pWndLast = pWndCtrl;
1656     pWnd = pWndCtrl->next;
1657     while (1)
1658     {
1659         if (!pWnd || (pWnd->dwStyle & WS_GROUP))
1660         {
1661             /* Wrap-around to the beginning of the group */
1662             WND *pWndStart = pWndDlg->child;
1663             for (pWnd = pWndStart; pWnd; pWnd = pWnd->next)
1664             {
1665                 if (pWnd->dwStyle & WS_GROUP) pWndStart = pWnd;
1666                 if (pWnd == pWndCtrl) break;
1667             }
1668             pWnd = pWndStart;
1669         }
1670         if (pWnd == pWndCtrl) break;
1671         if ((pWnd->dwStyle & WS_VISIBLE) && !(pWnd->dwStyle & WS_DISABLED))
1672         {
1673             pWndLast = pWnd;
1674             if (!fPrevious) break;
1675         }
1676         pWnd = pWnd->next;
1677     }
1678     return pWndLast->hwndSelf;
1679 }
1680
1681
1682 /***********************************************************************
1683  *           GetNextDlgTabItem16   (USER.228)
1684  */
1685 HWND16 WINAPI GetNextDlgTabItem16( HWND16 hwndDlg, HWND16 hwndCtrl,
1686                                    BOOL16 fPrevious )
1687 {
1688     return (HWND16)GetNextDlgTabItem32( hwndDlg, hwndCtrl, fPrevious );
1689 }
1690
1691
1692 /***********************************************************************
1693  *           GetNextDlgTabItem32   (USER32.276)
1694  */
1695 HWND32 WINAPI GetNextDlgTabItem32( HWND32 hwndDlg, HWND32 hwndCtrl,
1696                                    BOOL32 fPrevious )
1697 {
1698     WND *pWnd, *pWndLast, *pWndCtrl, *pWndDlg;
1699
1700     if (!(pWndDlg = WIN_FindWndPtr( hwndDlg ))) return 0;
1701     if (hwndCtrl)
1702     {
1703         if (!(pWndCtrl = WIN_FindWndPtr( hwndCtrl ))) return 0;
1704         /* Make sure hwndCtrl is a top-level child */
1705         while ((pWndCtrl->dwStyle & WS_CHILD) && (pWndCtrl->parent != pWndDlg))
1706             pWndCtrl = pWndCtrl->parent;
1707         if (pWndCtrl->parent != pWndDlg) return 0;
1708     }
1709     else
1710     {
1711         /* No ctrl specified -> start from the beginning */
1712         if (!(pWndCtrl = pWndDlg->child)) return 0;
1713         if (!fPrevious) while (pWndCtrl->next) pWndCtrl = pWndCtrl->next;
1714     }
1715
1716     pWndLast = pWndCtrl;
1717     pWnd = pWndCtrl->next;
1718     while (1)
1719     {
1720         if (!pWnd) pWnd = pWndDlg->child;
1721         if (pWnd == pWndCtrl) break;
1722         if ((pWnd->dwStyle & WS_TABSTOP) && (pWnd->dwStyle & WS_VISIBLE) &&
1723             !(pWnd->dwStyle & WS_DISABLED))
1724         {
1725             pWndLast = pWnd;
1726             if (!fPrevious) break;
1727         }
1728         pWnd = pWnd->next;
1729     }
1730     return pWndLast->hwndSelf;
1731 }
1732
1733
1734 /**********************************************************************
1735  *           DIALOG_DlgDirSelect
1736  *
1737  * Helper function for DlgDirSelect*
1738  */
1739 static BOOL32 DIALOG_DlgDirSelect( HWND32 hwnd, LPSTR str, INT32 len,
1740                                    INT32 id, BOOL32 win32, BOOL32 unicode,
1741                                    BOOL32 combo )
1742 {
1743     char *buffer, *ptr;
1744     INT32 item, size;
1745     BOOL32 ret;
1746     HWND32 listbox = GetDlgItem32( hwnd, id );
1747
1748     TRACE(dialog, "%04x '%s' %d\n", hwnd, str, id );
1749     if (!listbox) return FALSE;
1750     if (win32)
1751     {
1752         item = SendMessage32A(listbox, combo ? CB_GETCURSEL32
1753                                              : LB_GETCURSEL32, 0, 0 );
1754         if (item == LB_ERR) return FALSE;
1755         size = SendMessage32A(listbox, combo ? CB_GETLBTEXTLEN32
1756                                              : LB_GETTEXTLEN32, 0, 0 );
1757         if (size == LB_ERR) return FALSE;
1758     }
1759     else
1760     {
1761         item = SendMessage32A(listbox, combo ? CB_GETCURSEL16
1762                                              : LB_GETCURSEL16, 0, 0 );
1763         if (item == LB_ERR) return FALSE;
1764         size = SendMessage32A(listbox, combo ? CB_GETLBTEXTLEN16
1765                                              : LB_GETTEXTLEN16, 0, 0 );
1766         if (size == LB_ERR) return FALSE;
1767     }
1768
1769     if (!(buffer = SEGPTR_ALLOC( size+1 ))) return FALSE;
1770
1771     if (win32)
1772         SendMessage32A( listbox, combo ? CB_GETLBTEXT32 : LB_GETTEXT32,
1773                         item, (LPARAM)buffer );
1774     else
1775         SendMessage16( listbox, combo ? CB_GETLBTEXT16 : LB_GETTEXT16,
1776                        item, (LPARAM)SEGPTR_GET(buffer) );
1777
1778     if ((ret = (buffer[0] == '[')))  /* drive or directory */
1779     {
1780         if (buffer[1] == '-')  /* drive */
1781         {
1782             buffer[3] = ':';
1783             buffer[4] = 0;
1784             ptr = buffer + 2;
1785         }
1786         else
1787         {
1788             buffer[strlen(buffer)-1] = '\\';
1789             ptr = buffer + 1;
1790         }
1791     }
1792     else ptr = buffer;
1793
1794     if (unicode) lstrcpynAtoW( (LPWSTR)str, ptr, len );
1795     else lstrcpyn32A( str, ptr, len );
1796     SEGPTR_FREE( buffer );
1797     TRACE(dialog, "Returning %d '%s'\n", ret, str );
1798     return ret;
1799 }
1800
1801
1802 /**********************************************************************
1803  *          DIALOG_DlgDirList
1804  *
1805  * Helper function for DlgDirList*
1806  */
1807 static INT32 DIALOG_DlgDirList( HWND32 hDlg, LPSTR spec, INT32 idLBox,
1808                                 INT32 idStatic, UINT32 attrib, BOOL32 combo )
1809 {
1810     int drive;
1811     HWND32 hwnd;
1812     LPSTR orig_spec = spec;
1813
1814 #define SENDMSG(msg,wparam,lparam) \
1815     ((attrib & DDL_POSTMSGS) ? PostMessage32A( hwnd, msg, wparam, lparam ) \
1816                              : SendMessage32A( hwnd, msg, wparam, lparam ))
1817
1818     TRACE(dialog, "%04x '%s' %d %d %04x\n",
1819                     hDlg, spec ? spec : "NULL", idLBox, idStatic, attrib );
1820
1821     if (spec && spec[0] && (spec[1] == ':'))
1822     {
1823         drive = toupper( spec[0] ) - 'A';
1824         spec += 2;
1825         if (!DRIVE_SetCurrentDrive( drive )) return FALSE;
1826     }
1827     else drive = DRIVE_GetCurrentDrive();
1828
1829     /* If the path exists and is a directory, chdir to it */
1830     if (!spec || !spec[0] || DRIVE_Chdir( drive, spec )) spec = "*.*";
1831     else
1832     {
1833         char *p, *p2;
1834         p = spec;
1835         if ((p2 = strrchr( p, '\\' ))) p = p2;
1836         if ((p2 = strrchr( p, '/' ))) p = p2;
1837         if (p != spec)
1838         {
1839             char sep = *p;
1840             *p = 0;
1841             if (!DRIVE_Chdir( drive, spec ))
1842             {
1843                 *p = sep;  /* Restore the original spec */
1844                 return FALSE;
1845             }
1846             spec = p + 1;
1847         }
1848     }
1849
1850     TRACE(dialog, "path=%c:\\%s mask=%s\n",
1851                     'A' + drive, DRIVE_GetDosCwd(drive), spec );
1852
1853     if (idLBox && ((hwnd = GetDlgItem32( hDlg, idLBox )) != 0))
1854     {
1855         SENDMSG( combo ? CB_RESETCONTENT32 : LB_RESETCONTENT32, 0, 0 );
1856         if (attrib & DDL_DIRECTORY)
1857         {
1858             if (!(attrib & DDL_EXCLUSIVE))
1859             {
1860                 if (SENDMSG( combo ? CB_DIR32 : LB_DIR32,
1861                              attrib & ~(DDL_DIRECTORY | DDL_DRIVES),
1862                              (LPARAM)spec ) == LB_ERR)
1863                     return FALSE;
1864             }
1865             if (SENDMSG( combo ? CB_DIR32 : LB_DIR32,
1866                        (attrib & (DDL_DIRECTORY | DDL_DRIVES)) | DDL_EXCLUSIVE,
1867                          (LPARAM)"*.*" ) == LB_ERR)
1868                 return FALSE;
1869         }
1870         else
1871         {
1872             if (SENDMSG( combo ? CB_DIR32 : LB_DIR32, attrib,
1873                          (LPARAM)spec ) == LB_ERR)
1874                 return FALSE;
1875         }
1876     }
1877
1878     if (idStatic && ((hwnd = GetDlgItem32( hDlg, idStatic )) != 0))
1879     {
1880         char temp[512];
1881         int drive = DRIVE_GetCurrentDrive();
1882         strcpy( temp, "A:\\" );
1883         temp[0] += drive;
1884         lstrcpyn32A( temp + 3, DRIVE_GetDosCwd(drive), sizeof(temp)-3 );
1885         CharLower32A( temp );
1886         /* Can't use PostMessage() here, because the string is on the stack */
1887         SetDlgItemText32A( hDlg, idStatic, temp );
1888     }
1889
1890     if (orig_spec && (spec != orig_spec))
1891     {
1892         /* Update the original file spec */
1893         char *p = spec;
1894         while ((*orig_spec++ = *p++));
1895     }
1896
1897     return TRUE;
1898 #undef SENDMSG
1899 }
1900
1901
1902 /**********************************************************************
1903  *          DIALOG_DlgDirListW
1904  *
1905  * Helper function for DlgDirList*32W
1906  */
1907 static INT32 DIALOG_DlgDirListW( HWND32 hDlg, LPWSTR spec, INT32 idLBox,
1908                                  INT32 idStatic, UINT32 attrib, BOOL32 combo )
1909 {
1910     if (spec)
1911     {
1912         LPSTR specA = HEAP_strdupWtoA( GetProcessHeap(), 0, spec );
1913         INT32 ret = DIALOG_DlgDirList( hDlg, specA, idLBox, idStatic,
1914                                        attrib, combo );
1915         lstrcpyAtoW( spec, specA );
1916         HeapFree( GetProcessHeap(), 0, specA );
1917         return ret;
1918     }
1919     return DIALOG_DlgDirList( hDlg, NULL, idLBox, idStatic, attrib, combo );
1920 }
1921
1922
1923 /**********************************************************************
1924  *          DlgDirSelect    (USER.99)
1925  */
1926 BOOL16 WINAPI DlgDirSelect( HWND16 hwnd, LPSTR str, INT16 id )
1927 {
1928     return DlgDirSelectEx16( hwnd, str, 128, id );
1929 }
1930
1931
1932 /**********************************************************************
1933  *          DlgDirSelectComboBox    (USER.194)
1934  */
1935 BOOL16 WINAPI DlgDirSelectComboBox( HWND16 hwnd, LPSTR str, INT16 id )
1936 {
1937     return DlgDirSelectComboBoxEx16( hwnd, str, 128, id );
1938 }
1939
1940
1941 /**********************************************************************
1942  *           DlgDirSelectEx16    (USER.422)
1943  */
1944 BOOL16 WINAPI DlgDirSelectEx16( HWND16 hwnd, LPSTR str, INT16 len, INT16 id )
1945 {
1946     return DIALOG_DlgDirSelect( hwnd, str, len, id, FALSE, FALSE, FALSE );
1947 }
1948
1949
1950 /**********************************************************************
1951  *           DlgDirSelectEx32A    (USER32.149)
1952  */
1953 BOOL32 WINAPI DlgDirSelectEx32A( HWND32 hwnd, LPSTR str, INT32 len, INT32 id )
1954 {
1955     return DIALOG_DlgDirSelect( hwnd, str, len, id, TRUE, FALSE, FALSE );
1956 }
1957
1958
1959 /**********************************************************************
1960  *           DlgDirSelectEx32W    (USER32.150)
1961  */
1962 BOOL32 WINAPI DlgDirSelectEx32W( HWND32 hwnd, LPWSTR str, INT32 len, INT32 id )
1963 {
1964     return DIALOG_DlgDirSelect( hwnd, (LPSTR)str, len, id, TRUE, TRUE, FALSE );
1965 }
1966
1967
1968 /**********************************************************************
1969  *           DlgDirSelectComboBoxEx16    (USER.423)
1970  */
1971 BOOL16 WINAPI DlgDirSelectComboBoxEx16( HWND16 hwnd, LPSTR str, INT16 len,
1972                                         INT16 id )
1973 {
1974     return DIALOG_DlgDirSelect( hwnd, str, len, id, FALSE, FALSE, TRUE );
1975 }
1976
1977
1978 /**********************************************************************
1979  *           DlgDirSelectComboBoxEx32A    (USER32.147)
1980  */
1981 BOOL32 WINAPI DlgDirSelectComboBoxEx32A( HWND32 hwnd, LPSTR str, INT32 len,
1982                                          INT32 id )
1983 {
1984     return DIALOG_DlgDirSelect( hwnd, str, len, id, TRUE, FALSE, TRUE );
1985 }
1986
1987
1988 /**********************************************************************
1989  *           DlgDirSelectComboBoxEx32W    (USER32.148)
1990  */
1991 BOOL32 WINAPI DlgDirSelectComboBoxEx32W( HWND32 hwnd, LPWSTR str, INT32 len,
1992                                          INT32 id)
1993 {
1994     return DIALOG_DlgDirSelect( hwnd, (LPSTR)str, len, id, TRUE, TRUE, TRUE );
1995 }
1996
1997
1998 /**********************************************************************
1999  *          DlgDirList16    (USER.100)
2000  */
2001 INT16 WINAPI DlgDirList16( HWND16 hDlg, LPSTR spec, INT16 idLBox,
2002                            INT16 idStatic, UINT16 attrib )
2003 {
2004     return DIALOG_DlgDirList( hDlg, spec, idLBox, idStatic, attrib, FALSE );
2005 }
2006
2007
2008 /**********************************************************************
2009  *          DlgDirList32A    (USER32.143)
2010  */
2011 INT32 WINAPI DlgDirList32A( HWND32 hDlg, LPSTR spec, INT32 idLBox,
2012                             INT32 idStatic, UINT32 attrib )
2013 {
2014     return DIALOG_DlgDirList( hDlg, spec, idLBox, idStatic, attrib, FALSE );
2015 }
2016
2017
2018 /**********************************************************************
2019  *          DlgDirList32W    (USER32.146)
2020  */
2021 INT32 WINAPI DlgDirList32W( HWND32 hDlg, LPWSTR spec, INT32 idLBox,
2022                             INT32 idStatic, UINT32 attrib )
2023 {
2024     return DIALOG_DlgDirListW( hDlg, spec, idLBox, idStatic, attrib, FALSE );
2025 }
2026
2027
2028 /**********************************************************************
2029  *          DlgDirListComboBox16    (USER.195)
2030  */
2031 INT16 WINAPI DlgDirListComboBox16( HWND16 hDlg, LPSTR spec, INT16 idCBox,
2032                                    INT16 idStatic, UINT16 attrib )
2033 {
2034     return DIALOG_DlgDirList( hDlg, spec, idCBox, idStatic, attrib, TRUE );
2035 }
2036
2037
2038 /**********************************************************************
2039  *          DlgDirListComboBox32A    (USER32.144)
2040  */
2041 INT32 WINAPI DlgDirListComboBox32A( HWND32 hDlg, LPSTR spec, INT32 idCBox,
2042                                     INT32 idStatic, UINT32 attrib )
2043 {
2044     return DIALOG_DlgDirList( hDlg, spec, idCBox, idStatic, attrib, TRUE );
2045 }
2046
2047
2048 /**********************************************************************
2049  *          DlgDirListComboBox32W    (USER32.145)
2050  */
2051 INT32 WINAPI DlgDirListComboBox32W( HWND32 hDlg, LPWSTR spec, INT32 idCBox,
2052                                     INT32 idStatic, UINT32 attrib )
2053 {
2054     return DIALOG_DlgDirListW( hDlg, spec, idCBox, idStatic, attrib, TRUE );
2055 }