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 <stdio.h>
  12 #include <string.h>
  13
  14 #include "windef.h"
  15 #include "winnls.h"
  16 #include "winbase.h"
  17 #include "wingdi.h"
  18 #include "winuser.h"
  19 #include "windowsx.h"
  20 #include "wine/winuser16.h"
  21 #include "wine/winbase16.h"
  22 #include "wine/unicode.h"
  23 #include "wine/port.h"
  24 #include "controls.h"
  25 #include "heap.h"
  26 #include "win.h"
  27 #include "user.h"
  28 #include "message.h"
  29 #include "debugtools.h"
  30
  31 DEFAULT_DEBUG_CHANNEL(dialog);
  32
  33
  34   /* Dialog control information */
  35 typedef struct
  36 {
  37     DWORD      style;
  38     DWORD      exStyle;
  39     DWORD      helpId;
  40     INT16      x;
  41     INT16      y;
  42     INT16      cx;
  43     INT16      cy;
  44     UINT     id;
  45     LPCSTR     className;
  46     LPCSTR     windowName;
  47     LPVOID     data;
  48 } DLG_CONTROL_INFO;
  49
  50   /* Dialog template */
  51 typedef struct
  52 {
  53     DWORD      style;
  54     DWORD      exStyle;
  55     DWORD      helpId;
  56     UINT16     nbItems;
  57     INT16      x;
  58     INT16      y;
  59     INT16      cx;
  60     INT16      cy;
  61     LPCSTR     menuName;
  62     LPCSTR     className;
  63     LPCSTR     caption;
  64     WORD       pointSize;
  65     WORD       weight;
  66     BOOL     italic;
  67     LPCSTR     faceName;
  68     BOOL     dialogEx;
  69 } DLG_TEMPLATE;
  70
  71   /* Radio button group */
  72 typedef struct
  73 {
  74     UINT firstID;
  75     UINT lastID;
  76     UINT checkID;
  77 } RADIOGROUP;
  78
  79   /* Dialog base units */
  80 static WORD xBaseUnit = 0, yBaseUnit = 0;
  81
  82
  83 /*********************************************************************
  84  * dialog class descriptor
  85  */
  86 const struct builtin_class_descr DIALOG_builtin_class =
  87 {
  88     DIALOG_CLASS_ATOM,  /* name */
  89     CS_GLOBALCLASS | CS_SAVEBITS, /* style  */
  90     DefDlgProcA,        /* procA */
  91     DefDlgProcW,        /* procW */
  92     DLGWINDOWEXTRA,     /* extra */
  93     IDC_ARROWA,         /* cursor */
  94     0                   /* brush */
  95 };
  96
  97
  98 /***********************************************************************
  99  *           DIALOG_EnableOwner
 100  *
 101  * Helper function for modal dialogs to enable again the
 102  * owner of the dialog box.
 103  */
 104 void DIALOG_EnableOwner( HWND hOwner, BOOL ownerWasEnabled)
 105 {
 106     /* Owner must be a top-level window */
 107     if (hOwner)
 108         hOwner = WIN_GetTopParent( hOwner );
 109     if (!hOwner) return;
 110     if (ownerWasEnabled)
 111         EnableWindow( hOwner, TRUE );
 112 }
 113
 114
 115 /***********************************************************************
 116  *           DIALOG_DisableOwner
 117  *
 118  * Helper function for modal dialogs to disable the
 119  * owner of the dialog box. Returns TRUE if owner was enabled.
 120  */
 121 BOOL DIALOG_DisableOwner( HWND hOwner )
 122 {
 123     /* Owner must be a top-level window */
 124     if (hOwner)
 125         hOwner = WIN_GetTopParent( hOwner );
 126     if (!hOwner) return FALSE;
 127     if (IsWindowEnabled( hOwner ))
 128     {
 129         EnableWindow( hOwner, FALSE );
 130         return TRUE;
 131     }
 132     else
 133         return FALSE;
 134 }
 135
 136 /***********************************************************************
 137  *           DIALOG_GetCharSizeFromDC
 138  *
 139  *
 140  *  Calculates the *true* average size of English characters in the
 141  *  specified font as oppposed to the one returned by GetTextMetrics.
 142  *
 143  *  Latest: the X font driver will now compute a proper average width
 144  *  so this code can be removed
 145  */
 146 static BOOL DIALOG_GetCharSizeFromDC( HDC hDC, HFONT hFont, SIZE * pSize )
 147 {
 148     BOOL Success = FALSE;
 149     HFONT hFontPrev = 0;
 150     pSize->cx = xBaseUnit;
 151     pSize->cy = yBaseUnit;
 152     if ( hDC )
 153     {
 154         /* select the font */
 155         TEXTMETRICA tm;
 156         memset(&tm,0,sizeof(tm));
 157         if (hFont) hFontPrev = SelectFont(hDC,hFont);
 158         if (GetTextMetricsA(hDC,&tm))
 159         {
 160             pSize->cx = tm.tmAveCharWidth;
 161             pSize->cy = tm.tmHeight;
 162
 163             /* if variable width font */
 164             if (tm.tmPitchAndFamily & TMPF_FIXED_PITCH)
 165             {
 166                 SIZE total;
 167                 const char* szAvgChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
 168
 169                 /* Calculate a true average as opposed to the one returned
 170                  * by tmAveCharWidth. This works better when dealing with
 171                  * proportional spaced fonts and (more important) that's
 172                  * how Microsoft's dialog creation code calculates the size
 173                  * of the font
 174                  */
 175                 if (GetTextExtentPointA(hDC,szAvgChars,sizeof(szAvgChars),&total))
 176                 {
 177                    /* round up */
 178                     pSize->cx = ((2*total.cx/sizeof(szAvgChars)) + 1)/2;
 179                     Success = TRUE;
 180                 }
 181             }
 182             else
 183             {
 184                 Success = TRUE;
 185             }
 186             /* Use the text metrics */
 187             TRACE("Using tm: %ldx%ld (dlg: %ld x %ld) (%s)\n",
 188                   tm.tmAveCharWidth, tm.tmHeight, pSize->cx, pSize->cy,
 189                   tm.tmPitchAndFamily & TMPF_FIXED_PITCH ? "variable" : "fixed");
 190             pSize->cx = tm.tmAveCharWidth;
 191             pSize->cy = tm.tmHeight;
 192         }
 193         /* select the original font */
 194         if (hFontPrev) SelectFont(hDC,hFontPrev);
 195     }
 196     return (Success);
 197 }
 198
 199 /***********************************************************************
 200  *           DIALOG_GetCharSize
 201  *
 202  *  A convenient variant of DIALOG_GetCharSizeFromDC.
 203  */
 204 static BOOL DIALOG_GetCharSize( HFONT hFont, SIZE * pSize )
 205 {
 206     HDC  hDC = GetDC(0);
 207     BOOL Success = DIALOG_GetCharSizeFromDC( hDC, hFont, pSize );
 208     ReleaseDC(0, hDC);
 209     return Success;
 210 }
 211
 212 /***********************************************************************
 213  *           DIALOG_Init
 214  *
 215  * Initialisation of the dialog manager.
 216  */
 217 BOOL DIALOG_Init(void)
 218 {
 219     HDC hdc;
 220     SIZE size;
 221
 222       /* Calculate the dialog base units */
 223
 224     if (!(hdc = CreateDCA( "DISPLAY", NULL, NULL, NULL )))
 225     {
 226         ERR("Could not create Display DC\n");
 227         return FALSE;
 228     }
 229
 230     if (!DIALOG_GetCharSizeFromDC( hdc, 0, &size ))
 231     {
 232         DeleteDC( hdc );
 233         ERR("Could not initialize base dialog units\n");
 234         return FALSE;
 235     }
 236
 237     DeleteDC( hdc );
 238     xBaseUnit = size.cx;
 239     yBaseUnit = size.cy;
 240
 241     TRACE("base units = %d,%d\n", xBaseUnit, yBaseUnit );
 242     return TRUE;
 243 }
 244
 245
 246 /***********************************************************************
 247  *           DIALOG_GetControl16
 248  *
 249  * Return the class and text of the control pointed to by ptr,
 250  * fill the header structure and return a pointer to the next control.
 251  */
 252 static LPCSTR DIALOG_GetControl16( LPCSTR p, DLG_CONTROL_INFO *info )
 253 {
 254     static char buffer[10];
 255     int int_id;
 256
 257     info->x       = GET_WORD(p);  p += sizeof(WORD);
 258     info->y       = GET_WORD(p);  p += sizeof(WORD);
 259     info->cx      = GET_WORD(p);  p += sizeof(WORD);
 260     info->cy      = GET_WORD(p);  p += sizeof(WORD);
 261     info->id      = GET_WORD(p);  p += sizeof(WORD);
 262     info->style   = GET_DWORD(p); p += sizeof(DWORD);
 263     info->exStyle = 0;
 264
 265     if (*p & 0x80)
 266     {
 267         switch((BYTE)*p)
 268         {
 269             case 0x80: strcpy( buffer, "BUTTON" ); break;
 270             case 0x81: strcpy( buffer, "EDIT" ); break;
 271             case 0x82: strcpy( buffer, "STATIC" ); break;
 272             case 0x83: strcpy( buffer, "LISTBOX" ); break;
 273             case 0x84: strcpy( buffer, "SCROLLBAR" ); break;
 274             case 0x85: strcpy( buffer, "COMBOBOX" ); break;
 275             default:   buffer[0] = '\0'; break;
 276         }
 277         info->className = buffer;
 278         p++;
 279     }
 280     else
 281     {
 282         info->className = p;
 283         p += strlen(p) + 1;
 284     }
 285
 286     int_id = ((BYTE)*p == 0xff);
 287     if (int_id)
 288     {
 289           /* Integer id, not documented (?). Only works for SS_ICON controls */
 290         info->windowName = (LPCSTR)(UINT)GET_WORD(p+1);
 291         p += 3;
 292     }
 293     else
 294     {
 295         info->windowName = p;
 296         p += strlen(p) + 1;
 297     }
 298
 299     if (*p)
 300     {
 301         /* Additional CTLDATA available for this control. */
 302         info->data = SEGPTR_ALLOC(*p);
 303         memcpy( info->data, p + 1, *p );
 304     }
 305     else info->data = NULL;
 306
 307     p += *p + 1;
 308
 309     if(int_id)
 310       TRACE("   %s %04x %d, %d, %d, %d, %d, %08lx, %08lx\n",
 311                       info->className,  LOWORD(info->windowName),
 312                       info->id, info->x, info->y, info->cx, info->cy,
 313                       info->style, (DWORD)SEGPTR_GET(info->data) );
 314     else
 315       TRACE("   %s '%s' %d, %d, %d, %d, %d, %08lx, %08lx\n",
 316                       info->className,  info->windowName,
 317                       info->id, info->x, info->y, info->cx, info->cy,
 318                       info->style, (DWORD)SEGPTR_GET(info->data) );
 319
 320     return p;
 321 }
 322
 323
 324 /***********************************************************************
 325  *           DIALOG_GetControl32
 326  *
 327  * Return the class and text of the control pointed to by ptr,
 328  * fill the header structure and return a pointer to the next control.
 329  */
 330 static const WORD *DIALOG_GetControl32( const WORD *p, DLG_CONTROL_INFO *info,
 331                                         BOOL dialogEx )
 332 {
 333     if (dialogEx)
 334     {
 335         info->helpId  = GET_DWORD(p); p += 2;
 336         info->exStyle = GET_DWORD(p); p += 2;
 337         info->style   = GET_DWORD(p); p += 2;
 338     }
 339     else
 340     {
 341         info->helpId  = 0;
 342         info->style   = GET_DWORD(p); p += 2;
 343         info->exStyle = GET_DWORD(p); p += 2;
 344     }
 345     info->x       = GET_WORD(p); p++;
 346     info->y       = GET_WORD(p); p++;
 347     info->cx      = GET_WORD(p); p++;
 348     info->cy      = GET_WORD(p); p++;
 349
 350     if (dialogEx)
 351     {
 352         /* id is a DWORD for DIALOGEX */
 353         info->id = GET_DWORD(p);
 354         p += 2;
 355     }
 356     else
 357     {
 358         info->id = GET_WORD(p);
 359         p++;
 360     }
 361
 362     if (GET_WORD(p) == 0xffff)
 363     {
 364         static const WCHAR class_names[6][10] =
 365         {
 366             { 'B','u','t','t','o','n', },             /* 0x80 */
 367             { 'E','d','i','t', },                     /* 0x81 */
 368             { 'S','t','a','t','i','c', },             /* 0x82 */
 369             { 'L','i','s','t','B','o','x', },         /* 0x83 */
 370             { 'S','c','r','o','l','l','B','a','r', }, /* 0x84 */
 371             { 'C','o','m','b','o','B','o','x', }      /* 0x85 */
 372         };
 373         WORD id = GET_WORD(p+1);
 374         if ((id >= 0x80) && (id <= 0x85))
 375             info->className = (LPCSTR)class_names[id - 0x80];
 376         else
 377         {
 378             info->className = NULL;
 379             ERR("Unknown built-in class id %04x\n", id );
 380         }
 381         p += 2;
 382     }
 383     else
 384     {
 385         info->className = (LPCSTR)p;
 386         p += strlenW( (LPCWSTR)p ) + 1;
 387     }
 388
 389     if (GET_WORD(p) == 0xffff)  /* Is it an integer id? */
 390     {
 391         info->windowName = (LPCSTR)(UINT)GET_WORD(p + 1);
 392         p += 2;
 393     }
 394     else
 395     {
 396         info->windowName = (LPCSTR)p;
 397         p += strlenW( (LPCWSTR)p ) + 1;
 398     }
 399
 400     TRACE("    %s %s %d, %d, %d, %d, %d, %08lx, %08lx, %08lx\n",
 401           debugstr_w( (LPCWSTR)info->className ),
 402           debugres_w( (LPCWSTR)info->windowName ),
 403           info->id, info->x, info->y, info->cx, info->cy,
 404           info->style, info->exStyle, info->helpId );
 405
 406     if (GET_WORD(p))
 407     {
 408         if (TRACE_ON(dialog))
 409         {
 410             WORD i, count = GET_WORD(p) / sizeof(WORD);
 411             TRACE("  BEGIN\n");
 412             TRACE("    ");
 413             for (i = 0; i < count; i++) DPRINTF( "%04x,", GET_WORD(p+i+1) );
 414             DPRINTF("\n");
 415             TRACE("  END\n" );
 416         }
 417         info->data = (LPVOID)(p + 1);
 418         p += GET_WORD(p) / sizeof(WORD);
 419     }
 420     else info->data = NULL;
 421     p++;
 422
 423     /* Next control is on dword boundary */
 424     return (const WORD *)((((int)p) + 3) & ~3);
 425 }
 426
 427
 428 /***********************************************************************
 429  *           DIALOG_CreateControls
 430  *
 431  * Create the control windows for a dialog.
 432  */
 433 static BOOL DIALOG_CreateControls( WND *pWnd, LPCSTR template,
 434                                      const DLG_TEMPLATE *dlgTemplate,
 435                                      HINSTANCE hInst, BOOL win32 )
 436 {
 437     DIALOGINFO *dlgInfo = (DIALOGINFO *)pWnd->wExtra;
 438     DLG_CONTROL_INFO info;
 439     HWND hwndCtrl, hwndDefButton = 0;
 440     INT items = dlgTemplate->nbItems;
 441
 442     TRACE(" BEGIN\n" );
 443     while (items--)
 444     {
 445         if (!win32)
 446         {
 447             HINSTANCE16 instance;
 448             template = DIALOG_GetControl16( template, &info );
 449             if (HIWORD(info.className) && !strcmp( info.className, "EDIT") &&
 450                 ((pWnd->dwStyle & DS_LOCALEDIT) != DS_LOCALEDIT))
 451             {
 452                 if (!dlgInfo->hDialogHeap)
 453                 {
 454                     dlgInfo->hDialogHeap = GlobalAlloc16(GMEM_FIXED, 0x10000);
 455                     if (!dlgInfo->hDialogHeap)
 456                     {
 457                         ERR("Insufficient memory to create heap for edit control\n" );
 458                         continue;
 459                     }
 460                     LocalInit16(dlgInfo->hDialogHeap, 0, 0xffff);
 461                 }
 462                 instance = dlgInfo->hDialogHeap;
 463             }
 464             else instance = (HINSTANCE16)hInst;
 465
 466             hwndCtrl = CreateWindowEx16( info.exStyle | WS_EX_NOPARENTNOTIFY,
 467                                          info.className, info.windowName,
 468                                          info.style | WS_CHILD,
 469                                          MulDiv(info.x, dlgInfo->xBaseUnit, 4),
 470                                          MulDiv(info.y, dlgInfo->yBaseUnit, 8),
 471                                          MulDiv(info.cx, dlgInfo->xBaseUnit, 4),
 472                                          MulDiv(info.cy, dlgInfo->yBaseUnit, 8),
 473                                          pWnd->hwndSelf, (HMENU16)info.id,
 474                                          instance, (LPVOID)SEGPTR_GET(info.data) );
 475
 476             if (info.data) SEGPTR_FREE(info.data);
 477         }
 478         else
 479         {
 480             template = (LPCSTR)DIALOG_GetControl32( (WORD *)template, &info,
 481                                                     dlgTemplate->dialogEx );
 482             hwndCtrl = CreateWindowExW( info.exStyle | WS_EX_NOPARENTNOTIFY,
 483                                           (LPCWSTR)info.className,
 484                                           (LPCWSTR)info.windowName,
 485                                           info.style | WS_CHILD,
 486                                           MulDiv(info.x, dlgInfo->xBaseUnit, 4),
 487                                           MulDiv(info.y, dlgInfo->yBaseUnit, 8),
 488                                           MulDiv(info.cx, dlgInfo->xBaseUnit, 4),
 489                                           MulDiv(info.cy, dlgInfo->yBaseUnit, 8),
 490                                           pWnd->hwndSelf, (HMENU)info.id,
 491                                           hInst, info.data );
 492         }
 493         if (!hwndCtrl) return FALSE;
 494
 495             /* Send initialisation messages to the control */
 496         if (dlgInfo->hUserFont) SendMessageA( hwndCtrl, WM_SETFONT,
 497                                              (WPARAM)dlgInfo->hUserFont, 0 );
 498         if (SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
 499         {
 500               /* If there's already a default push-button, set it back */
 501               /* to normal and use this one instead. */
 502             if (hwndDefButton)
 503                 SendMessageA( hwndDefButton, BM_SETSTYLE,
 504                                 BS_PUSHBUTTON,FALSE );
 505             hwndDefButton = hwndCtrl;
 506             dlgInfo->idResult = GetWindowWord( hwndCtrl, GWW_ID );
 507         }
 508     }
 509     TRACE(" END\n" );
 510     return TRUE;
 511 }
 512
 513
 514 /***********************************************************************
 515  *           DIALOG_ParseTemplate16
 516  *
 517  * Fill a DLG_TEMPLATE structure from the dialog template, and return
 518  * a pointer to the first control.
 519  */
 520 static LPCSTR DIALOG_ParseTemplate16( LPCSTR p, DLG_TEMPLATE * result )
 521 {
 522     result->style   = GET_DWORD(p); p += sizeof(DWORD);
 523     result->exStyle = 0;
 524     result->nbItems = (unsigned char) *p++;
 525     result->x       = GET_WORD(p);  p += sizeof(WORD);
 526     result->y       = GET_WORD(p);  p += sizeof(WORD);
 527     result->cx      = GET_WORD(p);  p += sizeof(WORD);
 528     result->cy      = GET_WORD(p);  p += sizeof(WORD);
 529     TRACE("DIALOG %d, %d, %d, %d\n",
 530                     result->x, result->y, result->cx, result->cy );
 531     TRACE(" STYLE %08lx\n", result->style );
 532
 533     /* Get the menu name */
 534
 535     switch( (BYTE)*p )
 536     {
 537     case 0:
 538         result->menuName = 0;
 539         p++;
 540         break;
 541     case 0xff:
 542         result->menuName = (LPCSTR)(UINT)GET_WORD( p + 1 );
 543         p += 3;
 544         TRACE(" MENU %04x\n", LOWORD(result->menuName) );
 545         break;
 546     default:
 547         result->menuName = p;
 548         TRACE(" MENU '%s'\n", p );
 549         p += strlen(p) + 1;
 550         break;
 551     }
 552
 553     /* Get the class name */
 554
 555     if (*p)
 556     {
 557         result->className = p;
 558         TRACE(" CLASS '%s'\n", result->className );
 559     }
 560     else result->className = DIALOG_CLASS_ATOM;
 561     p += strlen(p) + 1;
 562
 563     /* Get the window caption */
 564
 565     result->caption = p;
 566     p += strlen(p) + 1;
 567     TRACE(" CAPTION '%s'\n", result->caption );
 568
 569     /* Get the font name */
 570
 571     if (result->style & DS_SETFONT)
 572     {
 573         result->pointSize = GET_WORD(p);
 574         p += sizeof(WORD);
 575         result->faceName = p;
 576         p += strlen(p) + 1;
 577         TRACE(" FONT %d,'%s'\n",
 578                         result->pointSize, result->faceName );
 579     }
 580     return p;
 581 }
 582
 583
 584 /***********************************************************************
 585  *           DIALOG_ParseTemplate32
 586  *
 587  * Fill a DLG_TEMPLATE structure from the dialog template, and return
 588  * a pointer to the first control.
 589  */
 590 static LPCSTR DIALOG_ParseTemplate32( LPCSTR template, DLG_TEMPLATE * result )
 591 {
 592     const WORD *p = (const WORD *)template;
 593
 594     result->style = GET_DWORD(p); p += 2;
 595     if (result->style == 0xffff0001)  /* DIALOGEX resource */
 596     {
 597         result->dialogEx = TRUE;
 598         result->helpId   = GET_DWORD(p); p += 2;
 599         result->exStyle  = GET_DWORD(p); p += 2;
 600         result->style    = GET_DWORD(p); p += 2;
 601     }
 602     else
 603     {
 604         result->dialogEx = FALSE;
 605         result->helpId   = 0;
 606         result->exStyle  = GET_DWORD(p); p += 2;
 607     }
 608     result->nbItems = GET_WORD(p); p++;
 609     result->x       = GET_WORD(p); p++;
 610     result->y       = GET_WORD(p); p++;
 611     result->cx      = GET_WORD(p); p++;
 612     result->cy      = GET_WORD(p); p++;
 613     TRACE("DIALOG%s %d, %d, %d, %d, %ld\n",
 614            result->dialogEx ? "EX" : "", result->x, result->y,
 615            result->cx, result->cy, result->helpId );
 616     TRACE(" STYLE 0x%08lx\n", result->style );
 617     TRACE(" EXSTYLE 0x%08lx\n", result->exStyle );
 618
 619     /* Get the menu name */
 620
 621     switch(GET_WORD(p))
 622     {
 623     case 0x0000:
 624         result->menuName = NULL;
 625         p++;
 626         break;
 627     case 0xffff:
 628         result->menuName = (LPCSTR)(UINT)GET_WORD( p + 1 );
 629         p += 2;
 630         TRACE(" MENU %04x\n", LOWORD(result->menuName) );
 631         break;
 632     default:
 633         result->menuName = (LPCSTR)p;
 634         TRACE(" MENU %s\n", debugstr_w( (LPCWSTR)p ));
 635         p += strlenW( (LPCWSTR)p ) + 1;
 636         break;
 637     }
 638
 639     /* Get the class name */
 640
 641     switch(GET_WORD(p))
 642     {
 643     case 0x0000:
 644         result->className = DIALOG_CLASS_ATOM;
 645         p++;
 646         break;
 647     case 0xffff:
 648         result->className = (LPCSTR)(UINT)GET_WORD( p + 1 );
 649         p += 2;
 650         TRACE(" CLASS %04x\n", LOWORD(result->className) );
 651         break;
 652     default:
 653         result->className = (LPCSTR)p;
 654         TRACE(" CLASS %s\n", debugstr_w( (LPCWSTR)p ));
 655         p += strlenW( (LPCWSTR)p ) + 1;
 656         break;
 657     }
 658
 659     /* Get the window caption */
 660
 661     result->caption = (LPCSTR)p;
 662     p += strlenW( (LPCWSTR)p ) + 1;
 663     TRACE(" CAPTION %s\n", debugstr_w( (LPCWSTR)result->caption ) );
 664
 665     /* Get the font name */
 666
 667     if (result->style & DS_SETFONT)
 668     {
 669         result->pointSize = GET_WORD(p);
 670         p++;
 671         if (result->dialogEx)
 672         {
 673             result->weight = GET_WORD(p); p++;
 674             result->italic = LOBYTE(GET_WORD(p)); p++;
 675         }
 676         else
 677         {
 678             result->weight = FW_DONTCARE;
 679             result->italic = FALSE;
 680         }
 681         result->faceName = (LPCSTR)p;
 682         p += strlenW( (LPCWSTR)p ) + 1;
 683         TRACE(" FONT %d, %s, %d, %s\n",
 684               result->pointSize, debugstr_w( (LPCWSTR)result->faceName ),
 685               result->weight, result->italic ? "TRUE" : "FALSE" );
 686     }
 687
 688     /* First control is on dword boundary */
 689     return (LPCSTR)((((int)p) + 3) & ~3);
 690 }
 691
 692
 693 /***********************************************************************
 694  *           DIALOG_CreateIndirect
 695  *       Creates a dialog box window
 696  *
 697  *       modal = TRUE if we are called from a modal dialog box.
 698  *       (it's more compatible to do it here, as under Windows the owner
 699  *       is never disabled if the dialog fails because of an invalid template)
 700  */
 701 static HWND DIALOG_CreateIndirect( HINSTANCE hInst, LPCSTR dlgTemplate,
 702                                    BOOL win32Template, HWND owner,
 703                                    DLGPROC16 dlgProc, LPARAM param,
 704                                    WINDOWPROCTYPE procType, BOOL modal )
 705 {
 706     HMENU16 hMenu = 0;
 707     HFONT16 hFont = 0;
 708     HWND hwnd;
 709     RECT rect;
 710     WND * wndPtr;
 711     DLG_TEMPLATE template;
 712     DIALOGINFO * dlgInfo;
 713     WORD xUnit = xBaseUnit;
 714     WORD yUnit = yBaseUnit;
 715     BOOL ownerEnabled = TRUE;
 716
 717       /* Parse dialog template */
 718
 719     if (!dlgTemplate) return 0;
 720     if (win32Template)
 721         dlgTemplate = DIALOG_ParseTemplate32( dlgTemplate, &template );
 722     else
 723         dlgTemplate = DIALOG_ParseTemplate16( dlgTemplate, &template );
 724
 725       /* Load menu */
 726
 727     if (template.menuName)
 728     {
 729         if (!win32Template) hMenu = LoadMenu16( hInst, template.menuName );
 730         else hMenu = LoadMenuW( hInst, (LPCWSTR)template.menuName );
 731     }
 732
 733       /* Create custom font if needed */
 734
 735     if (template.style & DS_SETFONT)
 736     {
 737           /* The font height must be negative as it is a point size */
 738           /* and must be converted to pixels first */
 739           /* (see CreateFont() documentation in the Windows SDK).   */
 740         HDC dc;
 741         int pixels;
 742         if (((short)template.pointSize) < 0)
 743             pixels = -((short)template.pointSize);
 744         else
 745         {
 746             dc = GetDC(0);
 747             pixels = template.pointSize * GetDeviceCaps(dc , LOGPIXELSY)/72;
 748             ReleaseDC(0, dc);
 749         }
 750         if (win32Template)
 751             hFont = CreateFontW( -pixels, 0, 0, 0, template.weight,
 752                                  template.italic, FALSE, FALSE,
 753                                  DEFAULT_CHARSET, 0, 0,
 754                                  PROOF_QUALITY, FF_DONTCARE,
 755                                  (LPCWSTR)template.faceName );
 756         else
 757             hFont = CreateFontA( -pixels, 0, 0, 0, FW_DONTCARE,
 758                                  FALSE, FALSE, FALSE,
 759                                  DEFAULT_CHARSET, 0, 0,
 760                                  PROOF_QUALITY, FF_DONTCARE,
 761                                  template.faceName );
 762         if (hFont)
 763         {
 764             SIZE charSize;
 765             if (DIALOG_GetCharSize(hFont,&charSize))
 766             {
 767                 xUnit = charSize.cx;
 768                 yUnit = charSize.cy;
 769             }
 770         }
 771         TRACE("units = %d,%d\n", xUnit, yUnit );
 772     }
 773
 774     /* Create dialog main window */
 775
 776     rect.left = rect.top = 0;
 777     rect.right = MulDiv(template.cx, xUnit, 4);
 778     rect.bottom =  MulDiv(template.cy, yUnit, 8);
 779     if (template.style & DS_MODALFRAME)
 780         template.exStyle |= WS_EX_DLGMODALFRAME;
 781     AdjustWindowRectEx( &rect, template.style,
 782                           hMenu ? TRUE : FALSE , template.exStyle );
 783     rect.right -= rect.left;
 784     rect.bottom -= rect.top;
 785
 786     if ((INT16)template.x == CW_USEDEFAULT16)
 787     {
 788         rect.left = rect.top = win32Template? CW_USEDEFAULT : CW_USEDEFAULT16;
 789     }
 790     else
 791     {
 792         if (template.style & DS_CENTER)
 793         {
 794             rect.left = (GetSystemMetrics(SM_CXSCREEN) - rect.right) / 2;
 795             rect.top = (GetSystemMetrics(SM_CYSCREEN) - rect.bottom) / 2;
 796         }
 797         else
 798         {
 799             rect.left += MulDiv(template.x, xUnit, 4);
 800             rect.top += MulDiv(template.y, yUnit, 8);
 801         }
 802         if ( !(template.style & WS_CHILD) )
 803         {
 804             INT16 dX, dY;
 805
 806             if( !(template.style & DS_ABSALIGN) )
 807                 ClientToScreen( owner, (POINT *)&rect );
 808
 809             /* try to fit it into the desktop */
 810
 811             if( (dX = rect.left + rect.right + GetSystemMetrics(SM_CXDLGFRAME)
 812                  - GetSystemMetrics(SM_CXSCREEN)) > 0 ) rect.left -= dX;
 813             if( (dY = rect.top + rect.bottom + GetSystemMetrics(SM_CYDLGFRAME)
 814                  - GetSystemMetrics(SM_CYSCREEN)) > 0 ) rect.top -= dY;
 815             if( rect.left < 0 ) rect.left = 0;
 816             if( rect.top < 0 ) rect.top = 0;
 817         }
 818     }
 819
 820     if (modal)
 821         ownerEnabled = DIALOG_DisableOwner( owner );
 822
 823     if (!win32Template)
 824         hwnd = CreateWindowEx16(template.exStyle, template.className,
 825                                 template.caption, template.style & ~WS_VISIBLE,
 826                                 rect.left, rect.top, rect.right, rect.bottom,
 827                                 owner, hMenu, hInst, NULL );
 828     else
 829         hwnd = CreateWindowExW(template.exStyle, (LPCWSTR)template.className,
 830                                  (LPCWSTR)template.caption,
 831                                  template.style & ~WS_VISIBLE,
 832                                  rect.left, rect.top, rect.right, rect.bottom,
 833                                  owner, hMenu, hInst, NULL );
 834
 835     if (!hwnd)
 836     {
 837         if (hFont) DeleteObject( hFont );
 838         if (hMenu) DestroyMenu( hMenu );
 839         if (modal)
 840             DIALOG_EnableOwner(owner, ownerEnabled);
 841         return 0;
 842     }
 843     wndPtr = WIN_FindWndPtr( hwnd );
 844     wndPtr->flags |= WIN_ISDIALOG;
 845     wndPtr->helpContext = template.helpId;
 846
 847       /* Initialise dialog extra data */
 848
 849     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
 850     WINPROC_SetProc( &dlgInfo->dlgProc, (WNDPROC16)dlgProc, procType, WIN_PROC_WINDOW );
 851     dlgInfo->hUserFont = hFont;
 852     dlgInfo->hMenu     = hMenu;
 853     dlgInfo->xBaseUnit = xUnit;
 854     dlgInfo->yBaseUnit = yUnit;
 855     dlgInfo->msgResult = 0;
 856     dlgInfo->idResult  = 0;
 857     dlgInfo->flags     = ownerEnabled ? DF_OWNERENABLED: 0;
 858     dlgInfo->hDialogHeap = 0;
 859
 860     if (dlgInfo->hUserFont)
 861         SendMessageA( hwnd, WM_SETFONT, (WPARAM)dlgInfo->hUserFont, 0 );
 862
 863     /* Create controls */
 864
 865     if (DIALOG_CreateControls( wndPtr, dlgTemplate, &template,
 866                                hInst, win32Template ))
 867     {
 868         HWND hwndPreInitFocus;
 869
 870         /* Send initialisation messages and set focus */
 871
 872         dlgInfo->hwndFocus = GetNextDlgTabItem( hwnd, 0, FALSE );
 873
 874         hwndPreInitFocus = GetFocus();
 875         if (SendMessageA( hwnd, WM_INITDIALOG, (WPARAM)dlgInfo->hwndFocus, param ))
 876         {
 877             /* check where the focus is again,
 878              * some controls status might have changed in WM_INITDIALOG */
 879             dlgInfo->hwndFocus = GetNextDlgTabItem( hwnd, 0, FALSE);
 880             SetFocus( dlgInfo->hwndFocus );
 881         }
 882         else
 883         {
 884             /* If the dlgproc has returned FALSE (indicating handling of keyboard focus)
 885                but the focus has not changed, set the focus where we expect it. */
 886             if ( (wndPtr->dwStyle & WS_VISIBLE) && ( GetFocus() == hwndPreInitFocus ) )
 887             {
 888                 dlgInfo->hwndFocus = GetNextDlgTabItem( hwnd, 0, FALSE);
 889                 SetFocus( dlgInfo->hwndFocus );
 890             }
 891         }
 892
 893         if (template.style & WS_VISIBLE && !(wndPtr->dwStyle & WS_VISIBLE))
 894         {
 895            ShowWindow( hwnd, SW_SHOWNORMAL );   /* SW_SHOW doesn't always work */
 896         }
 897         WIN_ReleaseWndPtr(wndPtr);
 898         return hwnd;
 899     }
 900     WIN_ReleaseWndPtr(wndPtr);
 901     if( IsWindow(hwnd) ) DestroyWindow( hwnd );
 902     if (modal)
 903         DIALOG_EnableOwner(owner, ownerEnabled);
 904     return 0;
 905 }
 906
 907
 908 /***********************************************************************
 909  *              CreateDialog (USER.89)
 910  */
 911 HWND16 WINAPI CreateDialog16( HINSTANCE16 hInst, LPCSTR dlgTemplate,
 912                               HWND16 owner, DLGPROC16 dlgProc )
 913 {
 914     return CreateDialogParam16( hInst, dlgTemplate, owner, dlgProc, 0 );
 915 }
 916
 917
 918 /***********************************************************************
 919  *              CreateDialogParam (USER.241)
 920  */
 921 HWND16 WINAPI CreateDialogParam16( HINSTANCE16 hInst, LPCSTR dlgTemplate,
 922                                    HWND16 owner, DLGPROC16 dlgProc,
 923                                    LPARAM param )
 924 {
 925     HWND16 hwnd = 0;
 926     HRSRC16 hRsrc;
 927     HGLOBAL16 hmem;
 928     LPCVOID data;
 929
 930     TRACE("%04x,%s,%04x,%08lx,%ld\n",
 931           hInst, debugres_a(dlgTemplate), owner, (DWORD)dlgProc, param );
 932
 933     if (!(hRsrc = FindResource16( hInst, dlgTemplate, RT_DIALOGA ))) return 0;
 934     if (!(hmem = LoadResource16( hInst, hRsrc ))) return 0;
 935     if (!(data = LockResource16( hmem ))) hwnd = 0;
 936     else hwnd = CreateDialogIndirectParam16( hInst, data, owner,
 937                                              dlgProc, param );
 938     FreeResource16( hmem );
 939     return hwnd;
 940 }
 941
 942 /***********************************************************************
 943  *              CreateDialogParamA (USER32.@)
 944  */
 945 HWND WINAPI CreateDialogParamA( HINSTANCE hInst, LPCSTR name,
 946                                     HWND owner, DLGPROC dlgProc,
 947                                     LPARAM param )
 948 {
 949     HANDLE hrsrc = FindResourceA( hInst, name, RT_DIALOGA );
 950     if (!hrsrc) return 0;
 951     return CreateDialogIndirectParamA( hInst,
 952                                          (LPVOID)LoadResource(hInst, hrsrc),
 953                                          owner, dlgProc, param );
 954 }
 955
 956
 957 /***********************************************************************
 958  *              CreateDialogParamW (USER32.@)
 959  */
 960 HWND WINAPI CreateDialogParamW( HINSTANCE hInst, LPCWSTR name,
 961                                     HWND owner, DLGPROC dlgProc,
 962                                     LPARAM param )
 963 {
 964     HANDLE hrsrc = FindResourceW( hInst, name, RT_DIALOGW );
 965     if (!hrsrc) return 0;
 966     return CreateDialogIndirectParamW( hInst,
 967                                          (LPVOID)LoadResource(hInst, hrsrc),
 968                                          owner, dlgProc, param );
 969 }
 970
 971
 972 /***********************************************************************
 973  *              CreateDialogIndirect (USER.219)
 974  */
 975 HWND16 WINAPI CreateDialogIndirect16( HINSTANCE16 hInst, LPCVOID dlgTemplate,
 976                                       HWND16 owner, DLGPROC16 dlgProc )
 977 {
 978     return CreateDialogIndirectParam16( hInst, dlgTemplate, owner, dlgProc, 0);
 979 }
 980
 981
 982 /***********************************************************************
 983  *              CreateDialogIndirectParam (USER.242)
 984  *              CreateDialogIndirectParam16 (USER32.@)
 985  */
 986 HWND16 WINAPI CreateDialogIndirectParam16( HINSTANCE16 hInst,
 987                                            LPCVOID dlgTemplate,
 988                                            HWND16 owner, DLGPROC16 dlgProc,
 989                                            LPARAM param )
 990 {
 991     return DIALOG_CreateIndirect( hInst, dlgTemplate, FALSE, owner,
 992                                   dlgProc, param, WIN_PROC_16, FALSE );
 993 }
 994
 995
 996 /***********************************************************************
 997  *              CreateDialogIndirectParamA (USER32.@)
 998  */
 999 HWND WINAPI CreateDialogIndirectParamA( HINSTANCE hInst,
1000                                             LPCVOID dlgTemplate,
1001                                             HWND owner, DLGPROC dlgProc,
1002                                             LPARAM param )
1003 {
1004     return DIALOG_CreateIndirect( hInst, dlgTemplate, TRUE, owner,
1005                                   (DLGPROC16)dlgProc, param, WIN_PROC_32A, FALSE );
1006 }
1007
1008 /***********************************************************************
1009  *              CreateDialogIndirectParamAorW (USER32.@)
1010  */
1011 HWND WINAPI CreateDialogIndirectParamAorW( HINSTANCE hInst,
1012                                             LPCVOID dlgTemplate,
1013                                             HWND owner, DLGPROC dlgProc,
1014                                             LPARAM param )
1015 {   FIXME("assume WIN_PROC_32W\n");
1016     return DIALOG_CreateIndirect( hInst, dlgTemplate, TRUE, owner,
1017                                   (DLGPROC16)dlgProc, param, WIN_PROC_32W, FALSE );
1018 }
1019
1020 /***********************************************************************
1021  *              CreateDialogIndirectParamW (USER32.@)
1022  */
1023 HWND WINAPI CreateDialogIndirectParamW( HINSTANCE hInst,
1024                                             LPCVOID dlgTemplate,
1025                                             HWND owner, DLGPROC dlgProc,
1026                                             LPARAM param )
1027 {
1028     return DIALOG_CreateIndirect( hInst, dlgTemplate, TRUE, owner,
1029                                   (DLGPROC16)dlgProc, param, WIN_PROC_32W, FALSE );
1030 }
1031
1032
1033 /***********************************************************************
1034  *           DIALOG_DoDialogBox
1035  */
1036 static INT DIALOG_DoDialogBox( HWND hwnd, HWND owner )
1037 {
1038     WND * wndPtr;
1039     DIALOGINFO * dlgInfo;
1040     MSG msg;
1041     INT retval;
1042     HWND ownerMsg = WIN_GetTopParent( owner );
1043
1044     if (!(wndPtr = WIN_FindWndPtr( hwnd ))) return -1;
1045     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
1046
1047     if (!(dlgInfo->flags & DF_END)) /* was EndDialog called in WM_INITDIALOG ? */
1048     {
1049         ShowWindow( hwnd, SW_SHOW );
1050         while (MSG_InternalGetMessage(&msg, hwnd, ownerMsg, 0, 0, MSGF_DIALOGBOX,
1051                                       PM_REMOVE, !(wndPtr->dwStyle & DS_NOIDLEMSG), NULL ))
1052         {
1053             if (!(dlgInfo->flags & DF_END) && (!IsDialogMessageA( hwnd, &msg)))
1054             {
1055                 TranslateMessage( &msg );
1056                 DispatchMessageA( &msg );
1057             }
1058             if (dlgInfo->flags & DF_END) break;
1059         }
1060     }
1061     DIALOG_EnableOwner( owner, (dlgInfo->flags & DF_OWNERENABLED) );
1062     retval = dlgInfo->idResult;
1063     WIN_ReleaseWndPtr(wndPtr);
1064     DestroyWindow( hwnd );
1065     return retval;
1066 }
1067
1068
1069 /***********************************************************************
1070  *              DialogBox (USER.87)
1071  */
1072 INT16 WINAPI DialogBox16( HINSTANCE16 hInst, LPCSTR dlgTemplate,
1073                           HWND16 owner, DLGPROC16 dlgProc )
1074 {
1075     return DialogBoxParam16( hInst, dlgTemplate, owner, dlgProc, 0 );
1076 }
1077
1078
1079 /***********************************************************************
1080  *              DialogBoxParam (USER.239)
1081  */
1082 INT16 WINAPI DialogBoxParam16( HINSTANCE16 hInst, LPCSTR template,
1083                                HWND16 owner, DLGPROC16 dlgProc, LPARAM param )
1084 {
1085     HWND16 hwnd = 0;
1086     HRSRC16 hRsrc;
1087     HGLOBAL16 hmem;
1088     LPCVOID data;
1089     int ret = -1;
1090
1091     if (!(hRsrc = FindResource16( hInst, template, RT_DIALOGA ))) return 0;
1092     if (!(hmem = LoadResource16( hInst, hRsrc ))) return 0;
1093     if (!(data = LockResource16( hmem ))) hwnd = 0;
1094     else hwnd = DIALOG_CreateIndirect( hInst, data, FALSE, owner,
1095                                   dlgProc, param, WIN_PROC_16, TRUE );
1096     if (hwnd)
1097         ret =(INT16)DIALOG_DoDialogBox( hwnd, owner );
1098     if (data) GlobalUnlock16( hmem );
1099     FreeResource16( hmem );
1100     return ret;
1101 }
1102
1103
1104 /***********************************************************************
1105  *              DialogBoxParamA (USER32.@)
1106  */
1107 INT WINAPI DialogBoxParamA( HINSTANCE hInst, LPCSTR name,
1108                                 HWND owner, DLGPROC dlgProc, LPARAM param )
1109 {
1110     HWND hwnd;
1111     HANDLE hrsrc = FindResourceA( hInst, name, RT_DIALOGA );
1112     if (!hrsrc) return 0;
1113     hwnd = DIALOG_CreateIndirect( hInst, (LPVOID)LoadResource(hInst, hrsrc),
1114                                   TRUE, owner,
1115                                   (DLGPROC16) dlgProc, param, WIN_PROC_32A, TRUE );
1116     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
1117     return -1;
1118 }
1119
1120
1121 /***********************************************************************
1122  *              DialogBoxParamW (USER32.@)
1123  */
1124 INT WINAPI DialogBoxParamW( HINSTANCE hInst, LPCWSTR name,
1125                                 HWND owner, DLGPROC dlgProc, LPARAM param )
1126 {
1127     HWND hwnd;
1128     HANDLE hrsrc = FindResourceW( hInst, name, RT_DIALOGW );
1129     if (!hrsrc) return 0;
1130     hwnd = DIALOG_CreateIndirect( hInst, (LPVOID)LoadResource(hInst, hrsrc),
1131                                   TRUE, owner,
1132                                   (DLGPROC16)dlgProc, param, WIN_PROC_32W, TRUE );
1133     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
1134     return -1;
1135 }
1136
1137
1138 /***********************************************************************
1139  *              DialogBoxIndirect (USER.218)
1140  */
1141 INT16 WINAPI DialogBoxIndirect16( HINSTANCE16 hInst, HANDLE16 dlgTemplate,
1142                                   HWND16 owner, DLGPROC16 dlgProc )
1143 {
1144     return DialogBoxIndirectParam16( hInst, dlgTemplate, owner, dlgProc, 0 );
1145 }
1146
1147
1148 /***********************************************************************
1149  *              DialogBoxIndirectParam (USER.240)
1150  *              DialogBoxIndirectParam16 (USER32.@)
1151  */
1152 INT16 WINAPI DialogBoxIndirectParam16( HINSTANCE16 hInst, HANDLE16 dlgTemplate,
1153                                        HWND16 owner, DLGPROC16 dlgProc,
1154                                        LPARAM param )
1155 {
1156     HWND16 hwnd;
1157     LPCVOID ptr;
1158
1159     if (!(ptr = GlobalLock16( dlgTemplate ))) return -1;
1160     hwnd = DIALOG_CreateIndirect( hInst, ptr, FALSE, owner,
1161                                   dlgProc, param, WIN_PROC_16, TRUE );
1162     GlobalUnlock16( dlgTemplate );
1163     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
1164     return -1;
1165 }
1166
1167
1168 /***********************************************************************
1169  *              DialogBoxIndirectParamA (USER32.@)
1170  */
1171 INT WINAPI DialogBoxIndirectParamA(HINSTANCE hInstance, LPCVOID template,
1172                                        HWND owner, DLGPROC dlgProc,
1173                                        LPARAM param )
1174 {
1175     HWND hwnd = DIALOG_CreateIndirect( hInstance, template, TRUE, owner,
1176                                   (DLGPROC16) dlgProc, param, WIN_PROC_32A, TRUE );
1177     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
1178     return -1;
1179 }
1180
1181
1182 /***********************************************************************
1183  *              DialogBoxIndirectParamW (USER32.@)
1184  */
1185 INT WINAPI DialogBoxIndirectParamW(HINSTANCE hInstance, LPCVOID template,
1186                                        HWND owner, DLGPROC dlgProc,
1187                                        LPARAM param )
1188 {
1189     HWND hwnd = DIALOG_CreateIndirect( hInstance, template, TRUE, owner,
1190                                   (DLGPROC16)dlgProc, param, WIN_PROC_32W, TRUE );
1191     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
1192     return -1;
1193 }
1194
1195 /***********************************************************************
1196  *              DialogBoxIndirectParamAorW (USER32.@)
1197  */
1198 INT WINAPI DialogBoxIndirectParamAorW(HINSTANCE hInstance, LPCVOID template,
1199                                        HWND owner, DLGPROC dlgProc,
1200                                        LPARAM param, DWORD x )
1201 {
1202     HWND hwnd;
1203     FIXME("0x%08x %p 0x%08x %p 0x%08lx 0x%08lx\n",
1204       hInstance, template, owner, dlgProc, param, x);
1205     hwnd = DIALOG_CreateIndirect( hInstance, template, TRUE, owner,
1206                                   (DLGPROC16)dlgProc, param, WIN_PROC_32W, TRUE );
1207     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
1208     return -1;
1209 }
1210
1211 /***********************************************************************
1212  *              EndDialog (USER.88)
1213  */
1214 BOOL16 WINAPI EndDialog16( HWND16 hwnd, INT16 retval )
1215 {
1216     return EndDialog( hwnd, retval );
1217 }
1218
1219
1220 /***********************************************************************
1221  *              EndDialog (USER32.@)
1222  */
1223 BOOL WINAPI EndDialog( HWND hwnd, INT retval )
1224 {
1225     WND * wndPtr = WIN_FindWndPtr( hwnd );
1226     BOOL wasEnabled = TRUE;
1227     DIALOGINFO * dlgInfo;
1228
1229     TRACE("%04x %d\n", hwnd, retval );
1230
1231     if (!wndPtr)
1232     {
1233         ERR("got invalid window handle (%04x); buggy app !?\n", hwnd);
1234         return FALSE;
1235     }
1236
1237     if ((dlgInfo = (DIALOGINFO *)wndPtr->wExtra))
1238     {
1239         dlgInfo->idResult = retval;
1240         dlgInfo->flags |= DF_END;
1241         wasEnabled = (dlgInfo->flags & DF_OWNERENABLED);
1242     }
1243
1244     if(wndPtr->owner)
1245        DIALOG_EnableOwner( wndPtr->owner->hwndSelf, wasEnabled );
1246
1247     /* Windows sets the focus to the dialog itself in EndDialog */
1248
1249     if (IsChild(hwnd, GetFocus()))
1250        SetFocus(wndPtr->hwndSelf);
1251
1252     /* Don't have to send a ShowWindow(SW_HIDE), just do
1253        SetWindowPos with SWP_HIDEWINDOW as done in Windows */
1254
1255     SetWindowPos(hwnd, (HWND)0, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE
1256                  | SWP_NOZORDER | SWP_NOACTIVATE | SWP_HIDEWINDOW);
1257
1258     WIN_ReleaseWndPtr(wndPtr);
1259     /* unblock dialog loop */
1260     PostMessageA(hwnd, WM_NULL, 0, 0);
1261     return TRUE;
1262 }
1263
1264
1265 /***********************************************************************
1266  *           DIALOG_IsAccelerator
1267  */
1268 static BOOL DIALOG_IsAccelerator( HWND hwnd, HWND hwndDlg, WPARAM vKey )
1269 {
1270     HWND hwndControl = hwnd;
1271     HWND hwndNext;
1272     WND *wndPtr;
1273     BOOL RetVal = FALSE;
1274     INT dlgCode;
1275
1276         do
1277         {
1278             wndPtr = WIN_FindWndPtr( hwndControl );
1279             if ( (wndPtr != NULL) &&
1280                  ((wndPtr->dwStyle & (WS_VISIBLE | WS_DISABLED)) == WS_VISIBLE) )
1281             {
1282                 dlgCode = SendMessageA( hwndControl, WM_GETDLGCODE, 0, 0 );
1283                 if ( (dlgCode & (DLGC_BUTTON | DLGC_STATIC)) &&
1284                      (wndPtr->text!=NULL))
1285                 {
1286                     /* find the accelerator key */
1287                     LPWSTR p = wndPtr->text - 2;
1288                     char a_char = vKey;
1289                     WCHAR w_char = 0;
1290
1291                     do
1292                     {
1293                         p = strchrW( p + 2, '&' );
1294                     }
1295                     while (p != NULL && p[1] == '&');
1296
1297                     /* and check if it's the one we're looking for */
1298                     MultiByteToWideChar(CP_ACP, 0, &a_char, 1, &w_char, 1);
1299                     if (p != NULL && toupperW( p[1] ) == toupperW( w_char ) )
1300                     {
1301                         if ((dlgCode & DLGC_STATIC) ||
1302                             (wndPtr->dwStyle & 0x0f) == BS_GROUPBOX )
1303                         {
1304                             /* set focus to the control */
1305                             SendMessageA( hwndDlg, WM_NEXTDLGCTL,
1306                                     hwndControl, 1);
1307                             /* and bump it on to next */
1308                             SendMessageA( hwndDlg, WM_NEXTDLGCTL, 0, 0);
1309                         }
1310                         else if (dlgCode & DLGC_BUTTON)
1311                         {
1312                             /* send BM_CLICK message to the control */
1313                             SendMessageA( hwndControl, BM_CLICK, 0, 0 );
1314                         }
1315
1316                         RetVal = TRUE;
1317                         WIN_ReleaseWndPtr(wndPtr);
1318                         break;
1319                     }
1320                 }
1321                 hwndNext = GetWindow( hwndControl, GW_CHILD );
1322             }
1323             else
1324             {
1325                 hwndNext = 0;
1326             }
1327             WIN_ReleaseWndPtr(wndPtr);
1328             if (!hwndNext)
1329             {
1330                 hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
1331             }
1332             while (!hwndNext && hwndControl)
1333             {
1334                 hwndControl = GetParent( hwndControl );
1335                 if (hwndControl == hwndDlg)
1336                 {
1337                     if(hwnd==hwndDlg){  /* prevent endless loop */
1338                         hwndNext=hwnd;
1339                         break;
1340                     }
1341                     hwndNext = GetWindow( hwndDlg, GW_CHILD );
1342                 }
1343                 else
1344                 {
1345                     hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
1346                 }
1347             }
1348             hwndControl = hwndNext;
1349         }
1350         while (hwndControl && (hwndControl != hwnd));
1351
1352     return RetVal;
1353 }
1354
1355 /***********************************************************************
1356  *           DIALOG_FindMsgDestination
1357  *
1358  * The messages that IsDialogMessage sends may not go to the dialog
1359  * calling IsDialogMessage if that dialog is a child, and it has the
1360  * DS_CONTROL style set.
1361  * We propagate up until we hit one that does not have DS_CONTROL, or
1362  * whose parent is not a dialog.
1363  *
1364  * This is undocumented behaviour.
1365  */
1366 static HWND DIALOG_FindMsgDestination( HWND hwndDlg )
1367 {
1368     while (GetWindowLongA(hwndDlg, GWL_STYLE) & DS_CONTROL)
1369     {
1370         WND *pParent;
1371         HWND hParent = GetParent(hwndDlg);
1372         if (!hParent) break;
1373
1374         pParent = WIN_FindWndPtr(hParent);
1375         if (!pParent) break;
1376
1377         if (!(pParent->flags & WIN_ISDIALOG))
1378         {
1379             WIN_ReleaseWndPtr(pParent);
1380             break;
1381         }
1382         WIN_ReleaseWndPtr(pParent);
1383
1384         hwndDlg = hParent;
1385     }
1386
1387     return hwndDlg;
1388 }
1389
1390 /***********************************************************************
1391  *           DIALOG_IsDialogMessage
1392  */
1393 static BOOL DIALOG_IsDialogMessage( HWND hwnd, HWND hwndDlg,
1394                                       UINT message, WPARAM wParam,
1395                                       LPARAM lParam, BOOL *translate,
1396                                       BOOL *dispatch, INT dlgCode )
1397 {
1398     *translate = *dispatch = FALSE;
1399
1400     if (message == WM_PAINT)
1401     {
1402         /* Apparently, we have to handle this one as well */
1403         *dispatch = TRUE;
1404         return TRUE;
1405     }
1406
1407       /* Only the key messages get special processing */
1408     if ((message != WM_KEYDOWN) &&
1409         (message != WM_SYSKEYDOWN) &&
1410         (message != WM_SYSCHAR) &&
1411         (message != WM_CHAR))
1412         return FALSE;
1413
1414     if (dlgCode & DLGC_WANTMESSAGE)
1415     {
1416         *translate = *dispatch = TRUE;
1417         return TRUE;
1418     }
1419
1420     hwndDlg = DIALOG_FindMsgDestination(hwndDlg);
1421
1422     switch(message)
1423     {
1424     case WM_KEYDOWN:
1425         switch(wParam)
1426         {
1427         case VK_TAB:
1428             if (!(dlgCode & DLGC_WANTTAB))
1429             {
1430                 SendMessageA( hwndDlg, WM_NEXTDLGCTL,
1431                                 (GetKeyState(VK_SHIFT) & 0x8000), 0 );
1432                 return TRUE;
1433             }
1434             break;
1435
1436         case VK_RIGHT:
1437         case VK_DOWN:
1438         case VK_LEFT:
1439         case VK_UP:
1440             if (!(dlgCode & DLGC_WANTARROWS))
1441             {
1442                 BOOL fPrevious = (wParam == VK_LEFT || wParam == VK_UP);
1443                 HWND hwndNext =
1444                     GetNextDlgGroupItem (hwndDlg, GetFocus(), fPrevious );
1445                 SendMessageA( hwndDlg, WM_NEXTDLGCTL, hwndNext, 1 );
1446                 return TRUE;
1447             }
1448             break;
1449
1450         case VK_ESCAPE:
1451             SendMessageA( hwndDlg, WM_COMMAND, IDCANCEL,
1452                             (LPARAM)GetDlgItem( hwndDlg, IDCANCEL ) );
1453             return TRUE;
1454
1455         case VK_RETURN:
1456             {
1457                 DWORD dw = SendMessage16( hwndDlg, DM_GETDEFID, 0, 0 );
1458                 if (HIWORD(dw) == DC_HASDEFID)
1459                 {
1460                     SendMessageA( hwndDlg, WM_COMMAND,
1461                                     MAKEWPARAM( LOWORD(dw), BN_CLICKED ),
1462                                     (LPARAM)GetDlgItem(hwndDlg, LOWORD(dw)));
1463                 }
1464                 else
1465                 {
1466                     SendMessageA( hwndDlg, WM_COMMAND, IDOK,
1467                                     (LPARAM)GetDlgItem( hwndDlg, IDOK ) );
1468
1469                 }
1470             }
1471             return TRUE;
1472         }
1473         *translate = TRUE;
1474         break; /* case WM_KEYDOWN */
1475
1476     case WM_CHAR:
1477         if (dlgCode & DLGC_WANTCHARS) break;
1478         /* drop through */
1479
1480     case WM_SYSCHAR:
1481         if (DIALOG_IsAccelerator( hwnd, hwndDlg, wParam ))
1482         {
1483             /* don't translate or dispatch */
1484             return TRUE;
1485         }
1486         break;
1487
1488     case WM_SYSKEYDOWN:
1489         *translate = TRUE;
1490         break;
1491     }
1492
1493     /* If we get here, the message has not been treated specially */
1494     /* and can be sent to its destination window. */
1495     *dispatch = TRUE;
1496     return TRUE;
1497 }
1498
1499
1500 /***********************************************************************
1501  *              IsDialogMessage (USER.90)
1502  */
1503 BOOL16 WINAPI IsDialogMessage16( HWND16 hwndDlg, SEGPTR msg16 )
1504 {
1505     LPMSG16 msg = MapSL(msg16);
1506     BOOL ret, translate, dispatch;
1507     INT dlgCode = 0;
1508
1509     if ((hwndDlg != msg->hwnd) && !IsChild16( hwndDlg, msg->hwnd ))
1510         return FALSE;
1511
1512     if ((msg->message == WM_KEYDOWN) ||
1513         (msg->message == WM_CHAR))
1514     {
1515        dlgCode = SendMessage16( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg16);
1516     }
1517     ret = DIALOG_IsDialogMessage( msg->hwnd, hwndDlg, msg->message,
1518                                   msg->wParam, msg->lParam,
1519                                   &translate, &dispatch, dlgCode );
1520     if (translate) TranslateMessage16( msg );
1521     if (dispatch) DispatchMessage16( msg );
1522     return ret;
1523 }
1524
1525
1526 /***********************************************************************
1527  *              IsDialogMessageA (USER32.@)
1528  */
1529 BOOL WINAPI IsDialogMessageA( HWND hwndDlg, LPMSG msg )
1530 {
1531     BOOL ret, translate, dispatch;
1532     INT dlgCode = 0;
1533
1534     if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd ))
1535         return FALSE;
1536
1537     if ((msg->message == WM_KEYDOWN) ||
1538         (msg->message == WM_CHAR))
1539     {
1540         dlgCode = SendMessageA( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
1541     }
1542     ret = DIALOG_IsDialogMessage( msg->hwnd, hwndDlg, msg->message,
1543                                   msg->wParam, msg->lParam,
1544                                   &translate, &dispatch, dlgCode );
1545     if (translate) TranslateMessage( msg );
1546     if (dispatch) DispatchMessageA( msg );
1547     return ret;
1548 }
1549
1550
1551 /***********************************************************************
1552  *              IsDialogMessageW (USER32.@)
1553  */
1554 BOOL WINAPI IsDialogMessageW( HWND hwndDlg, LPMSG msg )
1555 {
1556     BOOL ret, translate, dispatch;
1557     INT dlgCode = 0;
1558
1559     if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd ))
1560         return FALSE;
1561
1562     if ((msg->message == WM_KEYDOWN) ||
1563         (msg->message == WM_CHAR))
1564     {
1565         dlgCode = SendMessageW( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
1566     }
1567     ret = DIALOG_IsDialogMessage( msg->hwnd, hwndDlg, msg->message,
1568                                   msg->wParam, msg->lParam,
1569                                   &translate, &dispatch, dlgCode );
1570     if (translate) TranslateMessage( msg );
1571     if (dispatch) DispatchMessageW( msg );
1572     return ret;
1573 }
1574
1575
1576 /***********************************************************************
1577  *              GetDlgCtrlID (USER.277)
1578  */
1579 INT16 WINAPI GetDlgCtrlID16( HWND16 hwnd )
1580 {
1581     WND *wndPtr = WIN_FindWndPtr(hwnd);
1582     INT16 retvalue;
1583
1584     if (!wndPtr) return 0;
1585
1586     retvalue = wndPtr->wIDmenu;
1587     WIN_ReleaseWndPtr(wndPtr);
1588     return retvalue;
1589 }
1590
1591
1592 /***********************************************************************
1593  *              GetDlgCtrlID (USER32.@)
1594  */
1595 INT WINAPI GetDlgCtrlID( HWND hwnd )
1596 {
1597     INT retvalue;
1598     WND *wndPtr = WIN_FindWndPtr(hwnd);
1599     if (!wndPtr) return 0;
1600     retvalue = wndPtr->wIDmenu;
1601     WIN_ReleaseWndPtr(wndPtr);
1602     return retvalue;
1603 }
1604
1605
1606 /***********************************************************************
1607  *              GetDlgItem (USER.91)
1608  */
1609 HWND16 WINAPI GetDlgItem16( HWND16 hwndDlg, INT16 id )
1610 {
1611     WND *pWnd;
1612
1613     if (!(pWnd = WIN_FindWndPtr( hwndDlg ))) return 0;
1614     for (WIN_UpdateWndPtr(&pWnd,pWnd->child); pWnd; WIN_UpdateWndPtr(&pWnd,pWnd->next))
1615         if (pWnd->wIDmenu == (UINT16)id)
1616         {
1617             HWND16 retvalue = pWnd->hwndSelf;
1618             WIN_ReleaseWndPtr(pWnd);
1619             return retvalue;
1620         }
1621     return 0;
1622 }
1623
1624
1625 /***********************************************************************
1626  *              GetDlgItem (USER32.@)
1627  */
1628 HWND WINAPI GetDlgItem( HWND hwndDlg, INT id )
1629 {
1630     WND *pWnd;
1631
1632     if (!(pWnd = WIN_FindWndPtr( hwndDlg ))) return 0;
1633     for (WIN_UpdateWndPtr(&pWnd,pWnd->child); pWnd;WIN_UpdateWndPtr(&pWnd,pWnd->next))
1634         if (pWnd->wIDmenu == (UINT16)id)
1635         {
1636             HWND retvalue = pWnd->hwndSelf;
1637             WIN_ReleaseWndPtr(pWnd);
1638             return retvalue;
1639         }
1640     return 0;
1641 }
1642
1643
1644 /*******************************************************************
1645  *              SendDlgItemMessage (USER.101)
1646  */
1647 LRESULT WINAPI SendDlgItemMessage16( HWND16 hwnd, INT16 id, UINT16 msg,
1648                                      WPARAM16 wParam, LPARAM lParam )
1649 {
1650     HWND16 hwndCtrl = GetDlgItem16( hwnd, id );
1651     if (hwndCtrl) return SendMessage16( hwndCtrl, msg, wParam, lParam );
1652     else return 0;
1653 }
1654
1655
1656 /*******************************************************************
1657  *              SendDlgItemMessageA (USER32.@)
1658  */
1659 LRESULT WINAPI SendDlgItemMessageA( HWND hwnd, INT id, UINT msg,
1660                                       WPARAM wParam, LPARAM lParam )
1661 {
1662     HWND hwndCtrl = GetDlgItem( hwnd, id );
1663     if (hwndCtrl) return SendMessageA( hwndCtrl, msg, wParam, lParam );
1664     else return 0;
1665 }
1666
1667
1668 /*******************************************************************
1669  *              SendDlgItemMessageW (USER32.@)
1670  */
1671 LRESULT WINAPI SendDlgItemMessageW( HWND hwnd, INT id, UINT msg,
1672                                       WPARAM wParam, LPARAM lParam )
1673 {
1674     HWND hwndCtrl = GetDlgItem( hwnd, id );
1675     if (hwndCtrl) return SendMessageW( hwndCtrl, msg, wParam, lParam );
1676     else return 0;
1677 }
1678
1679
1680 /*******************************************************************
1681  *              SetDlgItemText (USER.92)
1682  */
1683 void WINAPI SetDlgItemText16( HWND16 hwnd, INT16 id, SEGPTR lpString )
1684 {
1685     SendDlgItemMessage16( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1686 }
1687
1688
1689 /*******************************************************************
1690  *              SetDlgItemTextA (USER32.@)
1691  */
1692 BOOL WINAPI SetDlgItemTextA( HWND hwnd, INT id, LPCSTR lpString )
1693 {
1694     return SendDlgItemMessageA( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1695 }
1696
1697
1698 /*******************************************************************
1699  *              SetDlgItemTextW (USER32.@)
1700  */
1701 BOOL WINAPI SetDlgItemTextW( HWND hwnd, INT id, LPCWSTR lpString )
1702 {
1703     return SendDlgItemMessageW( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1704 }
1705
1706
1707 /***********************************************************************
1708  *              GetDlgItemText (USER.93)
1709  */
1710 INT16 WINAPI GetDlgItemText16( HWND16 hwnd, INT16 id, SEGPTR str, UINT16 len )
1711 {
1712     return (INT16)SendDlgItemMessage16( hwnd, id, WM_GETTEXT,
1713                                         len, (LPARAM)str );
1714 }
1715
1716
1717 /***********************************************************************
1718  *              GetDlgItemTextA (USER32.@)
1719  */
1720 INT WINAPI GetDlgItemTextA( HWND hwnd, INT id, LPSTR str, UINT len )
1721 {
1722     return (INT)SendDlgItemMessageA( hwnd, id, WM_GETTEXT,
1723                                          len, (LPARAM)str );
1724 }
1725
1726
1727 /***********************************************************************
1728  *              GetDlgItemTextW (USER32.@)
1729  */
1730 INT WINAPI GetDlgItemTextW( HWND hwnd, INT id, LPWSTR str, UINT len )
1731 {
1732     return (INT)SendDlgItemMessageW( hwnd, id, WM_GETTEXT,
1733                                          len, (LPARAM)str );
1734 }
1735
1736
1737 /*******************************************************************
1738  *              SetDlgItemInt (USER.94)
1739  */
1740 void WINAPI SetDlgItemInt16( HWND16 hwnd, INT16 id, UINT16 value, BOOL16 fSigned )
1741 {
1742     SetDlgItemInt( hwnd, (UINT)(UINT16)id, value, fSigned );
1743 }
1744
1745
1746 /*******************************************************************
1747  *              SetDlgItemInt (USER32.@)
1748  */
1749 BOOL WINAPI SetDlgItemInt( HWND hwnd, INT id, UINT value,
1750                              BOOL fSigned )
1751 {
1752     char str[20];
1753
1754     if (fSigned) sprintf( str, "%d", (INT)value );
1755     else sprintf( str, "%u", value );
1756     SendDlgItemMessageA( hwnd, id, WM_SETTEXT, 0, (LPARAM)str );
1757     return TRUE;
1758 }
1759
1760
1761 /***********************************************************************
1762  *              GetDlgItemInt (USER.95)
1763  */
1764 UINT16 WINAPI GetDlgItemInt16( HWND16 hwnd, INT16 id, BOOL16 *translated,
1765                                BOOL16 fSigned )
1766 {
1767     UINT result;
1768     BOOL ok;
1769
1770     if (translated) *translated = FALSE;
1771     result = GetDlgItemInt( hwnd, (UINT)(UINT16)id, &ok, fSigned );
1772     if (!ok) return 0;
1773     if (fSigned)
1774     {
1775         if (((INT)result < -32767) || ((INT)result > 32767)) return 0;
1776     }
1777     else
1778     {
1779         if (result > 65535) return 0;
1780     }
1781     if (translated) *translated = TRUE;
1782     return (UINT16)result;
1783 }
1784
1785
1786 /***********************************************************************
1787  *              GetDlgItemInt (USER32.@)
1788  */
1789 UINT WINAPI GetDlgItemInt( HWND hwnd, INT id, BOOL *translated,
1790                                BOOL fSigned )
1791 {
1792     char str[30];
1793     char * endptr;
1794     long result = 0;
1795
1796     if (translated) *translated = FALSE;
1797     if (!SendDlgItemMessageA(hwnd, id, WM_GETTEXT, sizeof(str), (LPARAM)str))
1798         return 0;
1799     if (fSigned)
1800     {
1801         result = strtol( str, &endptr, 10 );
1802         if (!endptr || (endptr == str))  /* Conversion was unsuccessful */
1803             return 0;
1804         if (((result == LONG_MIN) || (result == LONG_MAX)) && (errno==ERANGE))
1805             return 0;
1806     }
1807     else
1808     {
1809         result = strtoul( str, &endptr, 10 );
1810         if (!endptr || (endptr == str))  /* Conversion was unsuccessful */
1811             return 0;
1812         if ((result == ULONG_MAX) && (errno == ERANGE)) return 0;
1813     }
1814     if (translated) *translated = TRUE;
1815     return (UINT)result;
1816 }
1817
1818
1819 /***********************************************************************
1820  *              CheckDlgButton (USER.97)
1821  */
1822 BOOL16 WINAPI CheckDlgButton16( HWND16 hwnd, INT16 id, UINT16 check )
1823 {
1824     SendDlgItemMessageA( hwnd, id, BM_SETCHECK, check, 0 );
1825     return TRUE;
1826 }
1827
1828
1829 /***********************************************************************
1830  *              CheckDlgButton (USER32.@)
1831  */
1832 BOOL WINAPI CheckDlgButton( HWND hwnd, INT id, UINT check )
1833 {
1834     SendDlgItemMessageA( hwnd, id, BM_SETCHECK, check, 0 );
1835     return TRUE;
1836 }
1837
1838
1839 /***********************************************************************
1840  *              IsDlgButtonChecked (USER.98)
1841  */
1842 UINT16 WINAPI IsDlgButtonChecked16( HWND16 hwnd, UINT16 id )
1843 {
1844     return (UINT16)SendDlgItemMessageA( hwnd, id, BM_GETCHECK, 0, 0 );
1845 }
1846
1847
1848 /***********************************************************************
1849  *              IsDlgButtonChecked (USER32.@)
1850  */
1851 UINT WINAPI IsDlgButtonChecked( HWND hwnd, UINT id )
1852 {
1853     return (UINT)SendDlgItemMessageA( hwnd, id, BM_GETCHECK, 0, 0 );
1854 }
1855
1856
1857 /***********************************************************************
1858  *              CheckRadioButton (USER.96)
1859  */
1860 BOOL16 WINAPI CheckRadioButton16( HWND16 hwndDlg, UINT16 firstID,
1861                                   UINT16 lastID, UINT16 checkID )
1862 {
1863     return CheckRadioButton( hwndDlg, firstID, lastID, checkID );
1864 }
1865
1866
1867 /***********************************************************************
1868  *           CheckRB
1869  *
1870  * Callback function used to check/uncheck radio buttons that fall
1871  * within a specific range of IDs.
1872  */
1873 static BOOL CALLBACK CheckRB(HWND hwndChild, LPARAM lParam)
1874 {
1875     LONG lChildID = GetWindowLongA(hwndChild, GWL_ID);
1876     RADIOGROUP *lpRadioGroup = (RADIOGROUP *) lParam;
1877
1878     if ((lChildID >= lpRadioGroup->firstID) &&
1879         (lChildID <= lpRadioGroup->lastID))
1880     {
1881         if (lChildID == lpRadioGroup->checkID)
1882         {
1883             SendMessageA(hwndChild, BM_SETCHECK, BST_CHECKED, 0);
1884         }
1885         else
1886         {
1887             SendMessageA(hwndChild, BM_SETCHECK, BST_UNCHECKED, 0);
1888         }
1889     }
1890
1891     return TRUE;
1892 }
1893
1894
1895 /***********************************************************************
1896  *              CheckRadioButton (USER32.@)
1897  */
1898 BOOL WINAPI CheckRadioButton( HWND hwndDlg, UINT firstID,
1899                               UINT lastID, UINT checkID )
1900 {
1901     RADIOGROUP radioGroup;
1902
1903     /* perform bounds checking for a radio button group */
1904     radioGroup.firstID = min(min(firstID, lastID), checkID);
1905     radioGroup.lastID = max(max(firstID, lastID), checkID);
1906     radioGroup.checkID = checkID;
1907
1908     return EnumChildWindows(hwndDlg, (WNDENUMPROC)CheckRB,
1909                             (LPARAM)&radioGroup);
1910 }
1911
1912
1913 /***********************************************************************
1914  *              GetDialogBaseUnits (USER.243) (USER32.@)
1915  */
1916 DWORD WINAPI GetDialogBaseUnits(void)
1917 {
1918     return MAKELONG( xBaseUnit, yBaseUnit );
1919 }
1920
1921
1922 /***********************************************************************
1923  *              MapDialogRect (USER.103)
1924  */
1925 void WINAPI MapDialogRect16( HWND16 hwnd, LPRECT16 rect )
1926 {
1927     DIALOGINFO * dlgInfo;
1928     WND * wndPtr = WIN_FindWndPtr( hwnd );
1929     if (!wndPtr) return;
1930     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
1931     rect->left   = MulDiv(rect->left, dlgInfo->xBaseUnit, 4);
1932     rect->right  = MulDiv(rect->right, dlgInfo->xBaseUnit, 4);
1933     rect->top    = MulDiv(rect->top, dlgInfo->yBaseUnit, 8);
1934     rect->bottom = MulDiv(rect->bottom, dlgInfo->yBaseUnit, 8);
1935     WIN_ReleaseWndPtr(wndPtr);
1936 }
1937
1938
1939 /***********************************************************************
1940  *              MapDialogRect (USER32.@)
1941  */
1942 BOOL WINAPI MapDialogRect( HWND hwnd, LPRECT rect )
1943 {
1944     DIALOGINFO * dlgInfo;
1945     WND * wndPtr = WIN_FindWndPtr( hwnd );
1946     if (!wndPtr) return FALSE;
1947     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
1948     rect->left   = MulDiv(rect->left, dlgInfo->xBaseUnit, 4);
1949     rect->right  = MulDiv(rect->right, dlgInfo->xBaseUnit, 4);
1950     rect->top    = MulDiv(rect->top, dlgInfo->yBaseUnit, 8);
1951     rect->bottom = MulDiv(rect->bottom, dlgInfo->yBaseUnit, 8);
1952     WIN_ReleaseWndPtr(wndPtr);
1953     return TRUE;
1954 }
1955
1956
1957 /***********************************************************************
1958  *              GetNextDlgGroupItem (USER.227)
1959  */
1960 HWND16 WINAPI GetNextDlgGroupItem16( HWND16 hwndDlg, HWND16 hwndCtrl,
1961                                      BOOL16 fPrevious )
1962 {
1963     return (HWND16)GetNextDlgGroupItem( hwndDlg, hwndCtrl, fPrevious );
1964 }
1965
1966
1967 /***********************************************************************
1968  *              GetNextDlgGroupItem (USER32.@)
1969  */
1970 HWND WINAPI GetNextDlgGroupItem( HWND hwndDlg, HWND hwndCtrl,
1971                                      BOOL fPrevious )
1972 {
1973     WND *pWnd = NULL,
1974         *pWndLast = NULL,
1975         *pWndCtrl = NULL,
1976         *pWndDlg = NULL;
1977     HWND retvalue;
1978
1979     if(hwndCtrl)
1980     {
1981         /* if the hwndCtrl is the child of the control in the hwndDlg,
1982          * then the hwndDlg has to be the parent of the hwndCtrl */
1983         if(GetParent(hwndCtrl) != hwndDlg && GetParent(GetParent(hwndCtrl)) == hwndDlg)
1984             hwndDlg = GetParent(hwndCtrl);
1985     }
1986
1987     if (!(pWndDlg = WIN_FindWndPtr( hwndDlg ))) return 0;
1988     if (hwndCtrl)
1989     {
1990         if (!(pWndCtrl = WIN_FindWndPtr( hwndCtrl )))
1991     {
1992             retvalue = 0;
1993             goto END;
1994         }
1995         /* Make sure hwndCtrl is a top-level child */
1996         while (pWndCtrl->parent && (pWndCtrl->parent != pWndDlg))
1997             WIN_UpdateWndPtr(&pWndCtrl,pWndCtrl->parent);
1998         if (pWndCtrl->parent != pWndDlg)
1999         {
2000             retvalue = 0;
2001             goto END;
2002         }
2003     }
2004     else
2005     {
2006         /* No ctrl specified -> start from the beginning */
2007         if (!(pWndCtrl = WIN_LockWndPtr(pWndDlg->child)))
2008         {
2009             retvalue = 0;
2010             goto END;
2011         }
2012         if (fPrevious)
2013             while (pWndCtrl->next) WIN_UpdateWndPtr(&pWndCtrl,pWndCtrl->next);
2014     }
2015
2016     pWndLast = WIN_LockWndPtr(pWndCtrl);
2017     pWnd = WIN_LockWndPtr(pWndCtrl->next);
2018
2019     while (1)
2020     {
2021         if (!pWnd || (pWnd->dwStyle & WS_GROUP))
2022         {
2023             /* Wrap-around to the beginning of the group */
2024             WND *pWndTemp;
2025
2026             WIN_UpdateWndPtr( &pWnd, pWndDlg->child );
2027             for ( pWndTemp = WIN_LockWndPtr( pWnd );
2028                   pWndTemp;
2029                   WIN_UpdateWndPtr( &pWndTemp, pWndTemp->next) )
2030             {
2031                 if (pWndTemp->dwStyle & WS_GROUP) WIN_UpdateWndPtr( &pWnd, pWndTemp );
2032                 if (pWndTemp == pWndCtrl) break;
2033             }
2034             WIN_ReleaseWndPtr( pWndTemp );
2035         }
2036         if (pWnd == pWndCtrl) break;
2037         if ((pWnd->dwStyle & WS_VISIBLE) && !(pWnd->dwStyle & WS_DISABLED))
2038         {
2039             WIN_UpdateWndPtr(&pWndLast,pWnd);
2040             if (!fPrevious) break;
2041         }
2042         WIN_UpdateWndPtr(&pWnd,pWnd->next);
2043     }
2044     retvalue = pWndLast->hwndSelf;
2045
2046     WIN_ReleaseWndPtr(pWndLast);
2047     WIN_ReleaseWndPtr(pWnd);
2048 END:
2049     WIN_ReleaseWndPtr(pWndCtrl);
2050     WIN_ReleaseWndPtr(pWndDlg);
2051
2052     return retvalue;
2053 }
2054
2055
2056 /***********************************************************************
2057  *              GetNextDlgTabItem (USER.228)
2058  */
2059 HWND16 WINAPI GetNextDlgTabItem16( HWND16 hwndDlg, HWND16 hwndCtrl,
2060                                    BOOL16 fPrevious )
2061 {
2062     return (HWND16)GetNextDlgTabItem( hwndDlg, hwndCtrl, fPrevious );
2063 }
2064
2065 /***********************************************************************
2066  *           DIALOG_GetNextTabItem
2067  *
2068  * Helper for GetNextDlgTabItem
2069  */
2070 static HWND DIALOG_GetNextTabItem( HWND hwndMain, HWND hwndDlg, HWND hwndCtrl, BOOL fPrevious )
2071 {
2072     LONG dsStyle;
2073     LONG exStyle;
2074     UINT wndSearch = fPrevious ? GW_HWNDPREV : GW_HWNDNEXT;
2075     HWND retWnd = 0;
2076     HWND hChildFirst = 0;
2077
2078     if(!hwndCtrl)
2079     {
2080         hChildFirst = GetWindow(hwndDlg,GW_CHILD);
2081         if(fPrevious) hChildFirst = GetWindow(hChildFirst,GW_HWNDLAST);
2082     }
2083     else
2084     {
2085         HWND hParent = GetParent(hwndCtrl);
2086         BOOL bValid = FALSE;
2087         while( hParent)
2088         {
2089             if(hParent == hwndMain)
2090             {
2091                 bValid = TRUE;
2092                 break;
2093             }
2094             hParent = GetParent(hParent);
2095         }
2096         if(bValid)
2097         {
2098             hChildFirst = GetWindow(hwndCtrl,wndSearch);
2099             if(!hChildFirst)
2100             {
2101                 if(GetParent(hwndCtrl) != hwndMain)
2102                     hChildFirst = GetWindow(GetParent(hwndCtrl),wndSearch);
2103                 else
2104                 {
2105                     if(fPrevious)
2106                         hChildFirst = GetWindow(hwndCtrl,GW_HWNDLAST);
2107                     else
2108                         hChildFirst = GetWindow(hwndCtrl,GW_HWNDFIRST);
2109                 }
2110             }
2111         }
2112     }
2113     while(hChildFirst)
2114     {
2115         BOOL bCtrl = FALSE;
2116         while(hChildFirst)
2117         {
2118             dsStyle = GetWindowLongA(hChildFirst,GWL_STYLE);
2119             exStyle = GetWindowLongA(hChildFirst,GWL_EXSTYLE);
2120             if( (dsStyle & DS_CONTROL || exStyle & WS_EX_CONTROLPARENT) && (dsStyle & WS_VISIBLE) && !(dsStyle & WS_DISABLED))
2121             {
2122                 bCtrl=TRUE;
2123                 break;
2124             }
2125             else if( (dsStyle & WS_TABSTOP) && (dsStyle & WS_VISIBLE) && !(dsStyle & WS_DISABLED))
2126                 break;
2127             hChildFirst = GetWindow(hChildFirst,wndSearch);
2128         }
2129         if(hChildFirst)
2130         {
2131             if(bCtrl)
2132                 retWnd = DIALOG_GetNextTabItem(hwndMain,hChildFirst,(HWND)NULL,fPrevious );
2133             else
2134                 retWnd = hChildFirst;
2135         }
2136         if(retWnd) break;
2137         hChildFirst = GetWindow(hChildFirst,wndSearch);
2138     }
2139     if(!retWnd && hwndCtrl)
2140     {
2141         HWND hParent = GetParent(hwndCtrl);
2142         while(hParent)
2143         {
2144             if(hParent == hwndMain) break;
2145             retWnd = DIALOG_GetNextTabItem(hwndMain,GetParent(hParent),hParent,fPrevious );
2146             if(retWnd) break;
2147             hParent = GetParent(hParent);
2148         }
2149         if(!retWnd)
2150             retWnd = DIALOG_GetNextTabItem(hwndMain,hwndMain,(HWND)NULL,fPrevious );
2151     }
2152     return retWnd;
2153 }
2154
2155 /***********************************************************************
2156  *              GetNextDlgTabItem (USER32.@)
2157  */
2158 HWND WINAPI GetNextDlgTabItem( HWND hwndDlg, HWND hwndCtrl,
2159                                    BOOL fPrevious )
2160 {
2161     return DIALOG_GetNextTabItem(hwndDlg,hwndDlg,hwndCtrl,fPrevious);
2162 }
2163
2164 /**********************************************************************
2165  *           DIALOG_DlgDirSelect
2166  *
2167  * Helper function for DlgDirSelect*
2168  */
2169 static BOOL DIALOG_DlgDirSelect( HWND hwnd, LPSTR str, INT len,
2170                                    INT id, BOOL win32, BOOL unicode,
2171                                    BOOL combo )
2172 {
2173     char *buffer, *ptr;
2174     INT item, size;
2175     BOOL ret;
2176     HWND listbox = GetDlgItem( hwnd, id );
2177
2178     TRACE("%04x '%s' %d\n", hwnd, str, id );
2179     if (!listbox) return FALSE;
2180     if (win32)
2181     {
2182         item = SendMessageA(listbox, combo ? CB_GETCURSEL
2183                                              : LB_GETCURSEL, 0, 0 );
2184         if (item == LB_ERR) return FALSE;
2185         size = SendMessageA(listbox, combo ? CB_GETLBTEXTLEN
2186                                              : LB_GETTEXTLEN, 0, 0 );
2187         if (size == LB_ERR) return FALSE;
2188     }
2189     else
2190     {
2191         item = SendMessageA(listbox, combo ? CB_GETCURSEL16
2192                                              : LB_GETCURSEL16, 0, 0 );
2193         if (item == LB_ERR) return FALSE;
2194         size = SendMessageA(listbox, combo ? CB_GETLBTEXTLEN16
2195                                              : LB_GETTEXTLEN16, 0, 0 );
2196         if (size == LB_ERR) return FALSE;
2197     }
2198
2199     if (!(buffer = SEGPTR_ALLOC( size+1 ))) return FALSE;
2200
2201     if (win32)
2202         SendMessageA( listbox, combo ? CB_GETLBTEXT : LB_GETTEXT,
2203                         item, (LPARAM)buffer );
2204     else
2205         SendMessage16( listbox, combo ? CB_GETLBTEXT16 : LB_GETTEXT16,
2206                        item, (LPARAM)SEGPTR_GET(buffer) );
2207
2208     if ((ret = (buffer[0] == '[')))  /* drive or directory */
2209     {
2210         if (buffer[1] == '-')  /* drive */
2211         {
2212             buffer[3] = ':';
2213             buffer[4] = 0;
2214             ptr = buffer + 2;
2215         }
2216         else
2217         {
2218             buffer[strlen(buffer)-1] = '\\';
2219             ptr = buffer + 1;
2220         }
2221     }
2222     else ptr = buffer;
2223
2224     if (unicode)
2225     {
2226         if (len > 0 && !MultiByteToWideChar( CP_ACP, 0, ptr, -1, (LPWSTR)str, len ))
2227             ((LPWSTR)str)[len-1] = 0;
2228     }
2229     else lstrcpynA( str, ptr, len );
2230     SEGPTR_FREE( buffer );
2231     TRACE("Returning %d '%s'\n", ret, str );
2232     return ret;
2233 }
2234
2235
2236 /**********************************************************************
2237  *          DIALOG_DlgDirList
2238  *
2239  * Helper function for DlgDirList*
2240  */
2241 static INT DIALOG_DlgDirList( HWND hDlg, LPSTR spec, INT idLBox,
2242                                 INT idStatic, UINT attrib, BOOL combo )
2243 {
2244     HWND hwnd;
2245     LPSTR orig_spec = spec;
2246
2247 #define SENDMSG(msg,wparam,lparam) \
2248     ((attrib & DDL_POSTMSGS) ? PostMessageA( hwnd, msg, wparam, lparam ) \
2249                              : SendMessageA( hwnd, msg, wparam, lparam ))
2250
2251     TRACE("%04x '%s' %d %d %04x\n",
2252                     hDlg, spec ? spec : "NULL", idLBox, idStatic, attrib );
2253
2254     /* If the path exists and is a directory, chdir to it */
2255     if (!spec || !spec[0] || SetCurrentDirectoryA( spec )) spec = "*.*";
2256     else
2257     {
2258         char *p, *p2;
2259         p = spec;
2260         if ((p2 = strrchr( p, '\\' ))) p = p2;
2261         if ((p2 = strrchr( p, '/' ))) p = p2;
2262         if (p != spec)
2263         {
2264             char sep = *p;
2265             *p = 0;
2266             if (!SetCurrentDirectoryA( spec ))
2267             {
2268                 *p = sep;  /* Restore the original spec */
2269                 return FALSE;
2270             }
2271             spec = p + 1;
2272         }
2273     }
2274
2275     TRACE( "mask=%s\n", spec );
2276
2277     if (idLBox && ((hwnd = GetDlgItem( hDlg, idLBox )) != 0))
2278     {
2279         SENDMSG( combo ? CB_RESETCONTENT : LB_RESETCONTENT, 0, 0 );
2280         if (attrib & DDL_DIRECTORY)
2281         {
2282             if (!(attrib & DDL_EXCLUSIVE))
2283             {
2284                 if (SENDMSG( combo ? CB_DIR : LB_DIR,
2285                              attrib & ~(DDL_DIRECTORY | DDL_DRIVES),
2286                              (LPARAM)spec ) == LB_ERR)
2287                     return FALSE;
2288             }
2289             if (SENDMSG( combo ? CB_DIR : LB_DIR,
2290                        (attrib & (DDL_DIRECTORY | DDL_DRIVES)) | DDL_EXCLUSIVE,
2291                          (LPARAM)"*.*" ) == LB_ERR)
2292                 return FALSE;
2293         }
2294         else
2295         {
2296             if (SENDMSG( combo ? CB_DIR : LB_DIR, attrib,
2297                          (LPARAM)spec ) == LB_ERR)
2298                 return FALSE;
2299         }
2300     }
2301
2302     if (idStatic && ((hwnd = GetDlgItem( hDlg, idStatic )) != 0))
2303     {
2304         char temp[MAX_PATH];
2305         GetCurrentDirectoryA( sizeof(temp), temp );
2306         CharLowerA( temp );
2307         /* Can't use PostMessage() here, because the string is on the stack */
2308         SetDlgItemTextA( hDlg, idStatic, temp );
2309     }
2310
2311     if (orig_spec && (spec != orig_spec))
2312     {
2313         /* Update the original file spec */
2314         char *p = spec;
2315         while ((*orig_spec++ = *p++));
2316     }
2317
2318     return TRUE;
2319 #undef SENDMSG
2320 }
2321
2322
2323 /**********************************************************************
2324  *          DIALOG_DlgDirListW
2325  *
2326  * Helper function for DlgDirList*W
2327  */
2328 static INT DIALOG_DlgDirListW( HWND hDlg, LPWSTR spec, INT idLBox,
2329                                  INT idStatic, UINT attrib, BOOL combo )
2330 {
2331     if (spec)
2332     {
2333         LPSTR specA = HEAP_strdupWtoA( GetProcessHeap(), 0, spec );
2334         INT ret = DIALOG_DlgDirList( hDlg, specA, idLBox, idStatic,
2335                                        attrib, combo );
2336         MultiByteToWideChar( CP_ACP, 0, specA, -1, spec, 0x7fffffff );
2337         HeapFree( GetProcessHeap(), 0, specA );
2338         return ret;
2339     }
2340     return DIALOG_DlgDirList( hDlg, NULL, idLBox, idStatic, attrib, combo );
2341 }
2342
2343
2344 /**********************************************************************
2345  *              DlgDirSelect (USER.99)
2346  */
2347 BOOL16 WINAPI DlgDirSelect16( HWND16 hwnd, LPSTR str, INT16 id )
2348 {
2349     return DlgDirSelectEx16( hwnd, str, 128, id );
2350 }
2351
2352
2353 /**********************************************************************
2354  *              DlgDirSelectComboBox (USER.194)
2355  */
2356 BOOL16 WINAPI DlgDirSelectComboBox16( HWND16 hwnd, LPSTR str, INT16 id )
2357 {
2358     return DlgDirSelectComboBoxEx16( hwnd, str, 128, id );
2359 }
2360
2361
2362 /**********************************************************************
2363  *              DlgDirSelectEx (USER.422)
2364  */
2365 BOOL16 WINAPI DlgDirSelectEx16( HWND16 hwnd, LPSTR str, INT16 len, INT16 id )
2366 {
2367     return DIALOG_DlgDirSelect( hwnd, str, len, id, FALSE, FALSE, FALSE );
2368 }
2369
2370
2371 /**********************************************************************
2372  *              DlgDirSelectExA (USER32.@)
2373  */
2374 BOOL WINAPI DlgDirSelectExA( HWND hwnd, LPSTR str, INT len, INT id )
2375 {
2376     return DIALOG_DlgDirSelect( hwnd, str, len, id, TRUE, FALSE, FALSE );
2377 }
2378
2379
2380 /**********************************************************************
2381  *              DlgDirSelectExW (USER32.@)
2382  */
2383 BOOL WINAPI DlgDirSelectExW( HWND hwnd, LPWSTR str, INT len, INT id )
2384 {
2385     return DIALOG_DlgDirSelect( hwnd, (LPSTR)str, len, id, TRUE, TRUE, FALSE );
2386 }
2387
2388
2389 /**********************************************************************
2390  *              DlgDirSelectComboBoxEx (USER.423)
2391  */
2392 BOOL16 WINAPI DlgDirSelectComboBoxEx16( HWND16 hwnd, LPSTR str, INT16 len,
2393                                         INT16 id )
2394 {
2395     return DIALOG_DlgDirSelect( hwnd, str, len, id, FALSE, FALSE, TRUE );
2396 }
2397
2398
2399 /**********************************************************************
2400  *              DlgDirSelectComboBoxExA (USER32.@)
2401  */
2402 BOOL WINAPI DlgDirSelectComboBoxExA( HWND hwnd, LPSTR str, INT len,
2403                                          INT id )
2404 {
2405     return DIALOG_DlgDirSelect( hwnd, str, len, id, TRUE, FALSE, TRUE );
2406 }
2407
2408
2409 /**********************************************************************
2410  *              DlgDirSelectComboBoxExW (USER32.@)
2411  */
2412 BOOL WINAPI DlgDirSelectComboBoxExW( HWND hwnd, LPWSTR str, INT len,
2413                                          INT id)
2414 {
2415     return DIALOG_DlgDirSelect( hwnd, (LPSTR)str, len, id, TRUE, TRUE, TRUE );
2416 }
2417
2418
2419 /**********************************************************************
2420  *              DlgDirList (USER.100)
2421  */
2422 INT16 WINAPI DlgDirList16( HWND16 hDlg, LPSTR spec, INT16 idLBox,
2423                            INT16 idStatic, UINT16 attrib )
2424 {
2425     /* according to Win16 docs, DDL_DRIVES should make DDL_EXCLUSIVE
2426      * be set automatically (this is different in Win32, and
2427      * DIALOG_DlgDirList sends Win32 messages to the control,
2428      * so do it here) */
2429     if (attrib & DDL_DRIVES) attrib |= DDL_EXCLUSIVE;
2430     return DIALOG_DlgDirList( hDlg, spec, idLBox, idStatic, attrib, FALSE );
2431 }
2432
2433
2434 /**********************************************************************
2435  *              DlgDirListA (USER32.@)
2436  */
2437 INT WINAPI DlgDirListA( HWND hDlg, LPSTR spec, INT idLBox,
2438                             INT idStatic, UINT attrib )
2439 {
2440     return DIALOG_DlgDirList( hDlg, spec, idLBox, idStatic, attrib, FALSE );
2441 }
2442
2443
2444 /**********************************************************************
2445  *              DlgDirListW (USER32.@)
2446  */
2447 INT WINAPI DlgDirListW( HWND hDlg, LPWSTR spec, INT idLBox,
2448                             INT idStatic, UINT attrib )
2449 {
2450     return DIALOG_DlgDirListW( hDlg, spec, idLBox, idStatic, attrib, FALSE );
2451 }
2452
2453
2454 /**********************************************************************
2455  *              DlgDirListComboBox (USER.195)
2456  */
2457 INT16 WINAPI DlgDirListComboBox16( HWND16 hDlg, LPSTR spec, INT16 idCBox,
2458                                    INT16 idStatic, UINT16 attrib )
2459 {
2460     return DIALOG_DlgDirList( hDlg, spec, idCBox, idStatic, attrib, TRUE );
2461 }
2462
2463
2464 /**********************************************************************
2465  *              DlgDirListComboBoxA (USER32.@)
2466  */
2467 INT WINAPI DlgDirListComboBoxA( HWND hDlg, LPSTR spec, INT idCBox,
2468                                     INT idStatic, UINT attrib )
2469 {
2470     return DIALOG_DlgDirList( hDlg, spec, idCBox, idStatic, attrib, TRUE );
2471 }
2472
2473
2474 /**********************************************************************
2475  *              DlgDirListComboBoxW (USER32.@)
2476  */
2477 INT WINAPI DlgDirListComboBoxW( HWND hDlg, LPWSTR spec, INT idCBox,
2478                                     INT idStatic, UINT attrib )
2479 {
2480     return DIALOG_DlgDirListW( hDlg, spec, idCBox, idStatic, attrib, TRUE );
2481 }