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 #include "windef.h"
  14 #include "wingdi.h"
  15 #include "winuser.h"
  16 #include "windowsx.h"
  17 #include "wine/winuser16.h"
  18 #include "wine/winbase16.h"
  19 #include "dialog.h"
  20 #include "drive.h"
  21 #include "heap.h"
  22 #include "win.h"
  23 #include "ldt.h"
  24 #include "user.h"
  25 #include "winproc.h"
  26 #include "message.h"
  27 #include "queue.h"
  28 #include "debugtools.h"
  29
  30 DEFAULT_DEBUG_CHANNEL(dialog);
  31
  32
  33   /* Dialog control information */
  34 typedef struct
  35 {
  36     DWORD      style;
  37     DWORD      exStyle;
  38     DWORD      helpId;
  39     INT16      x;
  40     INT16      y;
  41     INT16      cx;
  42     INT16      cy;
  43     UINT     id;
  44     LPCSTR     className;
  45     LPCSTR     windowName;
  46     LPVOID     data;
  47 } DLG_CONTROL_INFO;
  48
  49   /* Dialog template */
  50 typedef struct
  51 {
  52     DWORD      style;
  53     DWORD      exStyle;
  54     DWORD      helpId;
  55     UINT16     nbItems;
  56     INT16      x;
  57     INT16      y;
  58     INT16      cx;
  59     INT16      cy;
  60     LPCSTR     menuName;
  61     LPCSTR     className;
  62     LPCSTR     caption;
  63     WORD       pointSize;
  64     WORD       weight;
  65     BOOL     italic;
  66     LPCSTR     faceName;
  67     BOOL     dialogEx;
  68 } DLG_TEMPLATE;
  69
  70   /* Radio button group */
  71 typedef struct
  72 {
  73     UINT firstID;
  74     UINT lastID;
  75     UINT checkID;
  76 } RADIOGROUP;
  77
  78   /* Dialog base units */
  79 static WORD xBaseUnit = 0, yBaseUnit = 0;
  80
  81 /***********************************************************************
  82  *           DIALOG_GetCharSizeFromDC
  83  *
  84  *
  85  *  Calculates the *true* average size of English characters in the
  86  *  specified font as oppposed to the one returned by GetTextMetrics.
  87  *
  88  *  Latest: the X font driver will now compute a proper average width
  89  *  so this code can be removed
  90  */
  91 static BOOL DIALOG_GetCharSizeFromDC( HDC hDC, HFONT hFont, SIZE * pSize )
  92 {
  93     BOOL Success = FALSE;
  94     HFONT hFontPrev = 0;
  95     pSize->cx = xBaseUnit;
  96     pSize->cy = yBaseUnit;
  97     if ( hDC )
  98     {
  99         /* select the font */
 100         TEXTMETRICA tm;
 101         memset(&tm,0,sizeof(tm));
 102         if (hFont) hFontPrev = SelectFont(hDC,hFont);
 103         if (GetTextMetricsA(hDC,&tm))
 104         {
 105             pSize->cx = tm.tmAveCharWidth;
 106             pSize->cy = tm.tmHeight;
 107
 108             /* if variable width font */
 109             if (tm.tmPitchAndFamily & TMPF_FIXED_PITCH)
 110             {
 111                 SIZE total;
 112                 const char* szAvgChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
 113
 114                 /* Calculate a true average as opposed to the one returned
 115                  * by tmAveCharWidth. This works better when dealing with
 116                  * proportional spaced fonts and (more important) that's
 117                  * how Microsoft's dialog creation code calculates the size
 118                  * of the font
 119                  */
 120                 if (GetTextExtentPointA(hDC,szAvgChars,sizeof(szAvgChars),&total))
 121                 {
 122                    /* round up */
 123                     pSize->cx = ((2*total.cx/sizeof(szAvgChars)) + 1)/2;
 124                     Success = TRUE;
 125                 }
 126             }
 127             else
 128             {
 129                 Success = TRUE;
 130             }
 131             /* Use the text metrics */
 132             TRACE("Using tm: %ldx%ld (dlg: %dx%d) (%s)\n", tm.tmAveCharWidth, tm.tmHeight, pSize->cx, pSize->cy,
 133                   tm.tmPitchAndFamily & TMPF_FIXED_PITCH ? "variable" : "fixed");
 134             pSize->cx = tm.tmAveCharWidth;
 135             pSize->cy = tm.tmHeight;
 136         }
 137         /* select the original font */
 138         if (hFontPrev) SelectFont(hDC,hFontPrev);
 139     }
 140     return (Success);
 141 }
 142
 143 /***********************************************************************
 144  *           DIALOG_GetCharSize
 145  *
 146  *  A convenient variant of DIALOG_GetCharSizeFromDC.
 147  */
 148 static BOOL DIALOG_GetCharSize( HFONT hFont, SIZE * pSize )
 149 {
 150     HDC  hDC = GetDC(0);
 151     BOOL Success = DIALOG_GetCharSizeFromDC( hDC, hFont, pSize );
 152     ReleaseDC(0, hDC);
 153     return Success;
 154 }
 155
 156 /***********************************************************************
 157  *           DIALOG_Init
 158  *
 159  * Initialisation of the dialog manager.
 160  */
 161 BOOL DIALOG_Init(void)
 162 {
 163     HDC16 hdc;
 164     SIZE size;
 165
 166       /* Calculate the dialog base units */
 167
 168     if (!(hdc = CreateDC16( "DISPLAY", NULL, NULL, NULL ))) return FALSE;
 169     if (!DIALOG_GetCharSizeFromDC( hdc, 0, &size )) return FALSE;
 170     DeleteDC( hdc );
 171     xBaseUnit = size.cx;
 172     yBaseUnit = size.cy;
 173
 174     TRACE("base units = %d,%d\n", xBaseUnit, yBaseUnit );
 175     return TRUE;
 176 }
 177
 178
 179 /***********************************************************************
 180  *           DIALOG_GetControl16
 181  *
 182  * Return the class and text of the control pointed to by ptr,
 183  * fill the header structure and return a pointer to the next control.
 184  */
 185 static LPCSTR DIALOG_GetControl16( LPCSTR p, DLG_CONTROL_INFO *info )
 186 {
 187     static char buffer[10];
 188     int int_id;
 189
 190     info->x       = GET_WORD(p);  p += sizeof(WORD);
 191     info->y       = GET_WORD(p);  p += sizeof(WORD);
 192     info->cx      = GET_WORD(p);  p += sizeof(WORD);
 193     info->cy      = GET_WORD(p);  p += sizeof(WORD);
 194     info->id      = GET_WORD(p);  p += sizeof(WORD);
 195     info->style   = GET_DWORD(p); p += sizeof(DWORD);
 196     info->exStyle = 0;
 197
 198     if (*p & 0x80)
 199     {
 200         switch((BYTE)*p)
 201         {
 202             case 0x80: strcpy( buffer, "BUTTON" ); break;
 203             case 0x81: strcpy( buffer, "EDIT" ); break;
 204             case 0x82: strcpy( buffer, "STATIC" ); break;
 205             case 0x83: strcpy( buffer, "LISTBOX" ); break;
 206             case 0x84: strcpy( buffer, "SCROLLBAR" ); break;
 207             case 0x85: strcpy( buffer, "COMBOBOX" ); break;
 208             default:   buffer[0] = '\0'; break;
 209         }
 210         info->className = buffer;
 211         p++;
 212     }
 213     else
 214     {
 215         info->className = p;
 216         p += strlen(p) + 1;
 217     }
 218
 219     int_id = ((BYTE)*p == 0xff);
 220     if (int_id)
 221     {
 222           /* Integer id, not documented (?). Only works for SS_ICON controls */
 223         info->windowName = (LPCSTR)(UINT)GET_WORD(p+1);
 224         p += 3;
 225     }
 226     else
 227     {
 228         info->windowName = p;
 229         p += strlen(p) + 1;
 230     }
 231
 232     if (*p)
 233     {
 234         /* Additional CTLDATA available for this control. */
 235         info->data = SEGPTR_ALLOC(*p);
 236         memcpy( info->data, p + 1, *p );
 237     }
 238     else info->data = NULL;
 239
 240     p += *p + 1;
 241
 242     if(int_id)
 243       TRACE("   %s %04x %d, %d, %d, %d, %d, %08lx, %08lx\n",
 244                       info->className,  LOWORD(info->windowName),
 245                       info->id, info->x, info->y, info->cx, info->cy,
 246                       info->style, (DWORD)SEGPTR_GET(info->data) );
 247     else
 248       TRACE("   %s '%s' %d, %d, %d, %d, %d, %08lx, %08lx\n",
 249                       info->className,  info->windowName,
 250                       info->id, info->x, info->y, info->cx, info->cy,
 251                       info->style, (DWORD)SEGPTR_GET(info->data) );
 252
 253     return p;
 254 }
 255
 256
 257 /***********************************************************************
 258  *           DIALOG_GetControl32
 259  *
 260  * Return the class and text of the control pointed to by ptr,
 261  * fill the header structure and return a pointer to the next control.
 262  */
 263 static const WORD *DIALOG_GetControl32( const WORD *p, DLG_CONTROL_INFO *info,
 264                                         BOOL dialogEx )
 265 {
 266     if (dialogEx)
 267     {
 268         info->helpId  = GET_DWORD(p); p += 2;
 269         info->exStyle = GET_DWORD(p); p += 2;
 270         info->style   = GET_DWORD(p); p += 2;
 271     }
 272     else
 273     {
 274         info->helpId  = 0;
 275         info->style   = GET_DWORD(p); p += 2;
 276         info->exStyle = GET_DWORD(p); p += 2;
 277     }
 278     info->x       = GET_WORD(p); p++;
 279     info->y       = GET_WORD(p); p++;
 280     info->cx      = GET_WORD(p); p++;
 281     info->cy      = GET_WORD(p); p++;
 282
 283     if (dialogEx)
 284     {
 285         /* id is a DWORD for DIALOGEX */
 286         info->id = GET_DWORD(p);
 287         p += 2;
 288     }
 289     else
 290     {
 291         info->id = GET_WORD(p);
 292         p++;
 293     }
 294
 295     if (GET_WORD(p) == 0xffff)
 296     {
 297         static const WCHAR class_names[6][10] =
 298         {
 299             { 'B','u','t','t','o','n', },             /* 0x80 */
 300             { 'E','d','i','t', },                     /* 0x81 */
 301             { 'S','t','a','t','i','c', },             /* 0x82 */
 302             { 'L','i','s','t','B','o','x', },         /* 0x83 */
 303             { 'S','c','r','o','l','l','B','a','r', }, /* 0x84 */
 304             { 'C','o','m','b','o','B','o','x', }      /* 0x85 */
 305         };
 306         WORD id = GET_WORD(p+1);
 307         if ((id >= 0x80) && (id <= 0x85))
 308             info->className = (LPCSTR)class_names[id - 0x80];
 309         else
 310         {
 311             info->className = NULL;
 312             ERR("Unknown built-in class id %04x\n", id );
 313         }
 314         p += 2;
 315     }
 316     else
 317     {
 318         info->className = (LPCSTR)p;
 319         p += lstrlenW( (LPCWSTR)p ) + 1;
 320     }
 321
 322     if (GET_WORD(p) == 0xffff)  /* Is it an integer id? */
 323     {
 324         info->windowName = (LPCSTR)(UINT)GET_WORD(p + 1);
 325         p += 2;
 326     }
 327     else
 328     {
 329         info->windowName = (LPCSTR)p;
 330         p += lstrlenW( (LPCWSTR)p ) + 1;
 331     }
 332
 333     TRACE("    %s %s %d, %d, %d, %d, %d, %08lx, %08lx, %08lx\n",
 334           debugstr_w( (LPCWSTR)info->className ),
 335           debugres_w( (LPCWSTR)info->windowName ),
 336           info->id, info->x, info->y, info->cx, info->cy,
 337           info->style, info->exStyle, info->helpId );
 338
 339     if (GET_WORD(p))
 340     {
 341         if (TRACE_ON(dialog))
 342         {
 343             WORD i, count = GET_WORD(p) / sizeof(WORD);
 344             TRACE("  BEGIN\n");
 345             TRACE("    ");
 346             for (i = 0; i < count; i++) DPRINTF( "%04x,", GET_WORD(p+i+1) );
 347             DPRINTF("\n");
 348             TRACE("  END\n" );
 349         }
 350         info->data = (LPVOID)(p + 1);
 351         p += GET_WORD(p) / sizeof(WORD);
 352     }
 353     else info->data = NULL;
 354     p++;
 355
 356     /* Next control is on dword boundary */
 357     return (const WORD *)((((int)p) + 3) & ~3);
 358 }
 359
 360
 361 /***********************************************************************
 362  *           DIALOG_CreateControls
 363  *
 364  * Create the control windows for a dialog.
 365  */
 366 static BOOL DIALOG_CreateControls( WND *pWnd, LPCSTR template,
 367                                      const DLG_TEMPLATE *dlgTemplate,
 368                                      HINSTANCE hInst, BOOL win32 )
 369 {
 370     DIALOGINFO *dlgInfo = (DIALOGINFO *)pWnd->wExtra;
 371     DLG_CONTROL_INFO info;
 372     HWND hwndCtrl, hwndDefButton = 0;
 373     INT items = dlgTemplate->nbItems;
 374
 375     TRACE(" BEGIN\n" );
 376     while (items--)
 377     {
 378         if (!win32)
 379         {
 380             HINSTANCE16 instance;
 381             template = DIALOG_GetControl16( template, &info );
 382             if (HIWORD(info.className) && !strcmp( info.className, "EDIT") &&
 383                 ((pWnd->dwStyle & DS_LOCALEDIT) != DS_LOCALEDIT))
 384             {
 385                 if (!dlgInfo->hDialogHeap)
 386                 {
 387                     dlgInfo->hDialogHeap = GlobalAlloc16(GMEM_FIXED, 0x10000);
 388                     if (!dlgInfo->hDialogHeap)
 389                     {
 390                         ERR("Insufficient memory to create heap for edit control\n" );
 391                         continue;
 392                     }
 393                     LocalInit16(dlgInfo->hDialogHeap, 0, 0xffff);
 394                 }
 395                 instance = dlgInfo->hDialogHeap;
 396             }
 397             else instance = (HINSTANCE16)hInst;
 398
 399             hwndCtrl = CreateWindowEx16( info.exStyle | WS_EX_NOPARENTNOTIFY,
 400                                          info.className, info.windowName,
 401                                          info.style | WS_CHILD,
 402                                          MulDiv(info.x, dlgInfo->xBaseUnit, 4),
 403                                          MulDiv(info.y, dlgInfo->yBaseUnit, 8),
 404                                          MulDiv(info.cx, dlgInfo->xBaseUnit, 4),
 405                                          MulDiv(info.cy, dlgInfo->yBaseUnit, 8),
 406                                          pWnd->hwndSelf, (HMENU16)info.id,
 407                                          instance, (LPVOID)SEGPTR_GET(info.data) );
 408
 409             if (info.data) SEGPTR_FREE(info.data);
 410         }
 411         else
 412         {
 413             template = (LPCSTR)DIALOG_GetControl32( (WORD *)template, &info,
 414                                                     dlgTemplate->dialogEx );
 415             hwndCtrl = CreateWindowExW( info.exStyle | WS_EX_NOPARENTNOTIFY,
 416                                           (LPCWSTR)info.className,
 417                                           (LPCWSTR)info.windowName,
 418                                           info.style | WS_CHILD,
 419                                           MulDiv(info.x, dlgInfo->xBaseUnit, 4),
 420                                           MulDiv(info.y, dlgInfo->yBaseUnit, 8),
 421                                           MulDiv(info.cx, dlgInfo->xBaseUnit, 4),
 422                                           MulDiv(info.cy, dlgInfo->yBaseUnit, 8),
 423                                           pWnd->hwndSelf, (HMENU)info.id,
 424                                           hInst, info.data );
 425         }
 426         if (!hwndCtrl) return FALSE;
 427
 428             /* Send initialisation messages to the control */
 429         if (dlgInfo->hUserFont) SendMessageA( hwndCtrl, WM_SETFONT,
 430                                              (WPARAM)dlgInfo->hUserFont, 0 );
 431         if (SendMessageA(hwndCtrl, WM_GETDLGCODE, 0, 0) & DLGC_DEFPUSHBUTTON)
 432         {
 433               /* If there's already a default push-button, set it back */
 434               /* to normal and use this one instead. */
 435             if (hwndDefButton)
 436                 SendMessageA( hwndDefButton, BM_SETSTYLE,
 437                                 BS_PUSHBUTTON,FALSE );
 438             hwndDefButton = hwndCtrl;
 439             dlgInfo->idResult = GetWindowWord( hwndCtrl, GWW_ID );
 440         }
 441     }
 442     TRACE(" END\n" );
 443     return TRUE;
 444 }
 445
 446
 447 /***********************************************************************
 448  *           DIALOG_ParseTemplate16
 449  *
 450  * Fill a DLG_TEMPLATE structure from the dialog template, and return
 451  * a pointer to the first control.
 452  */
 453 static LPCSTR DIALOG_ParseTemplate16( LPCSTR p, DLG_TEMPLATE * result )
 454 {
 455     result->style   = GET_DWORD(p); p += sizeof(DWORD);
 456     result->exStyle = 0;
 457     result->nbItems = (unsigned char) *p++;
 458     result->x       = GET_WORD(p);  p += sizeof(WORD);
 459     result->y       = GET_WORD(p);  p += sizeof(WORD);
 460     result->cx      = GET_WORD(p);  p += sizeof(WORD);
 461     result->cy      = GET_WORD(p);  p += sizeof(WORD);
 462     TRACE("DIALOG %d, %d, %d, %d\n",
 463                     result->x, result->y, result->cx, result->cy );
 464     TRACE(" STYLE %08lx\n", result->style );
 465
 466     /* Get the menu name */
 467
 468     switch( (BYTE)*p )
 469     {
 470     case 0:
 471         result->menuName = 0;
 472         p++;
 473         break;
 474     case 0xff:
 475         result->menuName = (LPCSTR)(UINT)GET_WORD( p + 1 );
 476         p += 3;
 477         TRACE(" MENU %04x\n", LOWORD(result->menuName) );
 478         break;
 479     default:
 480         result->menuName = p;
 481         TRACE(" MENU '%s'\n", p );
 482         p += strlen(p) + 1;
 483         break;
 484     }
 485
 486     /* Get the class name */
 487
 488     if (*p)
 489     {
 490         result->className = p;
 491         TRACE(" CLASS '%s'\n", result->className );
 492     }
 493     else result->className = DIALOG_CLASS_ATOM;
 494     p += strlen(p) + 1;
 495
 496     /* Get the window caption */
 497
 498     result->caption = p;
 499     p += strlen(p) + 1;
 500     TRACE(" CAPTION '%s'\n", result->caption );
 501
 502     /* Get the font name */
 503
 504     if (result->style & DS_SETFONT)
 505     {
 506         result->pointSize = GET_WORD(p);
 507         p += sizeof(WORD);
 508         result->faceName = p;
 509         p += strlen(p) + 1;
 510         TRACE(" FONT %d,'%s'\n",
 511                         result->pointSize, result->faceName );
 512     }
 513     return p;
 514 }
 515
 516
 517 /***********************************************************************
 518  *           DIALOG_ParseTemplate32
 519  *
 520  * Fill a DLG_TEMPLATE structure from the dialog template, and return
 521  * a pointer to the first control.
 522  */
 523 static LPCSTR DIALOG_ParseTemplate32( LPCSTR template, DLG_TEMPLATE * result )
 524 {
 525     const WORD *p = (const WORD *)template;
 526
 527     result->style = GET_DWORD(p); p += 2;
 528     if (result->style == 0xffff0001)  /* DIALOGEX resource */
 529     {
 530         result->dialogEx = TRUE;
 531         result->helpId   = GET_DWORD(p); p += 2;
 532         result->exStyle  = GET_DWORD(p); p += 2;
 533         result->style    = GET_DWORD(p); p += 2;
 534     }
 535     else
 536     {
 537         result->dialogEx = FALSE;
 538         result->helpId   = 0;
 539         result->exStyle  = GET_DWORD(p); p += 2;
 540     }
 541     result->nbItems = GET_WORD(p); p++;
 542     result->x       = GET_WORD(p); p++;
 543     result->y       = GET_WORD(p); p++;
 544     result->cx      = GET_WORD(p); p++;
 545     result->cy      = GET_WORD(p); p++;
 546     TRACE("DIALOG%s %d, %d, %d, %d, %ld\n",
 547            result->dialogEx ? "EX" : "", result->x, result->y,
 548            result->cx, result->cy, result->helpId );
 549     TRACE(" STYLE 0x%08lx\n", result->style );
 550     TRACE(" EXSTYLE 0x%08lx\n", result->exStyle );
 551
 552     /* Get the menu name */
 553
 554     switch(GET_WORD(p))
 555     {
 556     case 0x0000:
 557         result->menuName = NULL;
 558         p++;
 559         break;
 560     case 0xffff:
 561         result->menuName = (LPCSTR)(UINT)GET_WORD( p + 1 );
 562         p += 2;
 563         TRACE(" MENU %04x\n", LOWORD(result->menuName) );
 564         break;
 565     default:
 566         result->menuName = (LPCSTR)p;
 567         TRACE(" MENU %s\n", debugstr_w( (LPCWSTR)p ));
 568         p += lstrlenW( (LPCWSTR)p ) + 1;
 569         break;
 570     }
 571
 572     /* Get the class name */
 573
 574     switch(GET_WORD(p))
 575     {
 576     case 0x0000:
 577         result->className = DIALOG_CLASS_ATOM;
 578         p++;
 579         break;
 580     case 0xffff:
 581         result->className = (LPCSTR)(UINT)GET_WORD( p + 1 );
 582         p += 2;
 583         TRACE(" CLASS %04x\n", LOWORD(result->className) );
 584         break;
 585     default:
 586         result->className = (LPCSTR)p;
 587         TRACE(" CLASS %s\n", debugstr_w( (LPCWSTR)p ));
 588         p += lstrlenW( (LPCWSTR)p ) + 1;
 589         break;
 590     }
 591
 592     /* Get the window caption */
 593
 594     result->caption = (LPCSTR)p;
 595     p += lstrlenW( (LPCWSTR)p ) + 1;
 596     TRACE(" CAPTION %s\n", debugstr_w( (LPCWSTR)result->caption ) );
 597
 598     /* Get the font name */
 599
 600     if (result->style & DS_SETFONT)
 601     {
 602         result->pointSize = GET_WORD(p);
 603         p++;
 604         if (result->dialogEx)
 605         {
 606             result->weight = GET_WORD(p); p++;
 607             result->italic = LOBYTE(GET_WORD(p)); p++;
 608         }
 609         else
 610         {
 611             result->weight = FW_DONTCARE;
 612             result->italic = FALSE;
 613         }
 614         result->faceName = (LPCSTR)p;
 615         p += lstrlenW( (LPCWSTR)p ) + 1;
 616         TRACE(" FONT %d, %s, %d, %s\n",
 617               result->pointSize, debugstr_w( (LPCWSTR)result->faceName ),
 618               result->weight, result->italic ? "TRUE" : "FALSE" );
 619     }
 620
 621     /* First control is on dword boundary */
 622     return (LPCSTR)((((int)p) + 3) & ~3);
 623 }
 624
 625
 626 /***********************************************************************
 627  *           DIALOG_CreateIndirect
 628  */
 629 HWND DIALOG_CreateIndirect( HINSTANCE hInst, LPCSTR dlgTemplate,
 630                               BOOL win32Template, HWND owner,
 631                               DLGPROC16 dlgProc, LPARAM param,
 632                               WINDOWPROCTYPE procType )
 633 {
 634     HMENU16 hMenu = 0;
 635     HFONT16 hFont = 0;
 636     HWND hwnd;
 637     RECT rect;
 638     WND * wndPtr;
 639     DLG_TEMPLATE template;
 640     DIALOGINFO * dlgInfo;
 641     WORD xUnit = xBaseUnit;
 642     WORD yUnit = yBaseUnit;
 643
 644       /* Parse dialog template */
 645
 646     if (!dlgTemplate) return 0;
 647     if (win32Template)
 648         dlgTemplate = DIALOG_ParseTemplate32( dlgTemplate, &template );
 649     else
 650         dlgTemplate = DIALOG_ParseTemplate16( dlgTemplate, &template );
 651
 652       /* Load menu */
 653
 654     if (template.menuName)
 655     {
 656         if (!win32Template)
 657         {
 658             LPSTR str = SEGPTR_STRDUP( template.menuName );
 659             hMenu = LoadMenu16( hInst, SEGPTR_GET(str) );
 660             SEGPTR_FREE( str );
 661         }
 662         else hMenu = LoadMenuW( hInst, (LPCWSTR)template.menuName );
 663     }
 664
 665       /* Create custom font if needed */
 666
 667     if (template.style & DS_SETFONT)
 668     {
 669           /* The font height must be negative as it is a point size */
 670           /* and must be converted to pixels first */
 671           /* (see CreateFont() documentation in the Windows SDK).   */
 672         HDC dc = GetDC(0);
 673         int pixels = template.pointSize * GetDeviceCaps(dc , LOGPIXELSY)/72;
 674         ReleaseDC(0, dc);
 675
 676         if (win32Template)
 677             hFont = CreateFontW( -pixels, 0, 0, 0, template.weight,
 678                                  template.italic, FALSE, FALSE,
 679                                  DEFAULT_CHARSET, 0, 0,
 680                                  PROOF_QUALITY, FF_DONTCARE,
 681                                  (LPCWSTR)template.faceName );
 682         else
 683             hFont = CreateFont16( -pixels, 0, 0, 0, FW_DONTCARE,
 684                                   FALSE, FALSE, FALSE,
 685                                   DEFAULT_CHARSET, 0, 0,
 686                                   PROOF_QUALITY, FF_DONTCARE,
 687                                   template.faceName );
 688         if (hFont)
 689         {
 690             SIZE charSize;
 691             DIALOG_GetCharSize(hFont,&charSize);
 692             xUnit = charSize.cx;
 693             yUnit = charSize.cy;
 694         }
 695         TRACE("units = %d,%d\n", xUnit, yUnit );
 696     }
 697
 698     /* Create dialog main window */
 699
 700     rect.left = rect.top = 0;
 701     rect.right = MulDiv(template.cx, xUnit, 4);
 702     rect.bottom =  MulDiv(template.cy, yUnit, 8);
 703     if (template.style & DS_MODALFRAME)
 704         template.exStyle |= WS_EX_DLGMODALFRAME;
 705     AdjustWindowRectEx( &rect, template.style,
 706                           hMenu ? TRUE : FALSE , template.exStyle );
 707     rect.right -= rect.left;
 708     rect.bottom -= rect.top;
 709
 710     if ((INT16)template.x == CW_USEDEFAULT16)
 711     {
 712         rect.left = rect.top = win32Template? CW_USEDEFAULT : CW_USEDEFAULT16;
 713     }
 714     else
 715     {
 716         if (template.style & DS_CENTER)
 717         {
 718             rect.left = (GetSystemMetrics(SM_CXSCREEN) - rect.right) / 2;
 719             rect.top = (GetSystemMetrics(SM_CYSCREEN) - rect.bottom) / 2;
 720         }
 721         else
 722         {
 723             rect.left += MulDiv(template.x, xUnit, 4);
 724             rect.top += MulDiv(template.y, yUnit, 8);
 725         }
 726         if ( !(template.style & WS_CHILD) )
 727         {
 728             INT16 dX, dY;
 729
 730             if( !(template.style & DS_ABSALIGN) )
 731                 ClientToScreen( owner, (POINT *)&rect );
 732
 733             /* try to fit it into the desktop */
 734
 735             if( (dX = rect.left + rect.right + GetSystemMetrics(SM_CXDLGFRAME)
 736                  - GetSystemMetrics(SM_CXSCREEN)) > 0 ) rect.left -= dX;
 737             if( (dY = rect.top + rect.bottom + GetSystemMetrics(SM_CYDLGFRAME)
 738                  - GetSystemMetrics(SM_CYSCREEN)) > 0 ) rect.top -= dY;
 739             if( rect.left < 0 ) rect.left = 0;
 740             if( rect.top < 0 ) rect.top = 0;
 741         }
 742     }
 743
 744     if (!win32Template)
 745         hwnd = CreateWindowEx16(template.exStyle, template.className,
 746                                 template.caption, template.style & ~WS_VISIBLE,
 747                                 rect.left, rect.top, rect.right, rect.bottom,
 748                                 owner, hMenu, hInst, NULL );
 749     else
 750         hwnd = CreateWindowExW(template.exStyle, (LPCWSTR)template.className,
 751                                  (LPCWSTR)template.caption,
 752                                  template.style & ~WS_VISIBLE,
 753                                  rect.left, rect.top, rect.right, rect.bottom,
 754                                  owner, hMenu, hInst, NULL );
 755
 756     if (!hwnd)
 757     {
 758         if (hFont) DeleteObject( hFont );
 759         if (hMenu) DestroyMenu( hMenu );
 760         return 0;
 761     }
 762     wndPtr = WIN_FindWndPtr( hwnd );
 763     wndPtr->flags |= WIN_ISDIALOG;
 764     wndPtr->helpContext = template.helpId;
 765
 766       /* Initialise dialog extra data */
 767
 768     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
 769     WINPROC_SetProc( &dlgInfo->dlgProc, (WNDPROC16)dlgProc, procType, WIN_PROC_WINDOW );
 770     dlgInfo->hUserFont = hFont;
 771     dlgInfo->hMenu     = hMenu;
 772     dlgInfo->xBaseUnit = xUnit;
 773     dlgInfo->yBaseUnit = yUnit;
 774     dlgInfo->msgResult = 0;
 775     dlgInfo->idResult  = 0;
 776     dlgInfo->flags     = 0;
 777     dlgInfo->hDialogHeap = 0;
 778
 779     if (dlgInfo->hUserFont)
 780         SendMessageA( hwnd, WM_SETFONT, (WPARAM)dlgInfo->hUserFont, 0 );
 781
 782     /* Create controls */
 783
 784     if (DIALOG_CreateControls( wndPtr, dlgTemplate, &template,
 785                                hInst, win32Template ))
 786     {
 787         HWND hwndPreInitFocus;
 788
 789         /* Send initialisation messages and set focus */
 790
 791         dlgInfo->hwndFocus = GetNextDlgTabItem( hwnd, 0, FALSE );
 792
 793         hwndPreInitFocus = GetFocus();
 794         if (SendMessageA( hwnd, WM_INITDIALOG, (WPARAM)dlgInfo->hwndFocus, param ))
 795         {
 796             /* check where the focus is again, some controls status might have changed in
 797                WM_INITDIALOG */
 798             dlgInfo->hwndFocus = GetNextDlgTabItem( hwnd, 0, FALSE);
 799             SetFocus( dlgInfo->hwndFocus );
 800         }
 801         else
 802         {
 803             /* If the dlgproc has returned FALSE (indicating handling of keyboard focus)
 804                but the focus has not changed, set the focus where we expect it. */
 805             if ( (wndPtr->dwStyle & WS_VISIBLE) && ( GetFocus() == hwndPreInitFocus ) )
 806             {
 807                 dlgInfo->hwndFocus = GetNextDlgTabItem( hwnd, 0, FALSE);
 808                 SetFocus( dlgInfo->hwndFocus );
 809             }
 810         }
 811
 812         if (template.style & WS_VISIBLE && !(wndPtr->dwStyle & WS_VISIBLE))
 813         {
 814            ShowWindow( hwnd, SW_SHOWNORMAL );   /* SW_SHOW doesn't always work */
 815            UpdateWindow( hwnd );
 816         }
 817         WIN_ReleaseWndPtr(wndPtr);
 818         return hwnd;
 819     }
 820     WIN_ReleaseWndPtr(wndPtr);
 821     if( IsWindow(hwnd) ) DestroyWindow( hwnd );
 822     return 0;
 823 }
 824
 825
 826 /***********************************************************************
 827  *           CreateDialog16   (USER.89)
 828  */
 829 HWND16 WINAPI CreateDialog16( HINSTANCE16 hInst, SEGPTR dlgTemplate,
 830                               HWND16 owner, DLGPROC16 dlgProc )
 831 {
 832     return CreateDialogParam16( hInst, dlgTemplate, owner, dlgProc, 0 );
 833 }
 834
 835
 836 /***********************************************************************
 837  *           CreateDialogParam16   (USER.241)
 838  */
 839 HWND16 WINAPI CreateDialogParam16( HINSTANCE16 hInst, SEGPTR dlgTemplate,
 840                                    HWND16 owner, DLGPROC16 dlgProc,
 841                                    LPARAM param )
 842 {
 843     HWND16 hwnd = 0;
 844     HRSRC16 hRsrc;
 845     HGLOBAL16 hmem;
 846     LPCVOID data;
 847
 848     TRACE("%04x,%08lx,%04x,%08lx,%ld\n",
 849                    hInst, (DWORD)dlgTemplate, owner, (DWORD)dlgProc, param );
 850
 851     if (!(hRsrc = FindResource16( hInst, dlgTemplate, RT_DIALOG16 ))) return 0;
 852     if (!(hmem = LoadResource16( hInst, hRsrc ))) return 0;
 853     if (!(data = LockResource16( hmem ))) hwnd = 0;
 854     else hwnd = CreateDialogIndirectParam16( hInst, data, owner,
 855                                              dlgProc, param );
 856     FreeResource16( hmem );
 857     return hwnd;
 858 }
 859
 860 /***********************************************************************
 861  *           CreateDialogParamA   (USER32.73)
 862  */
 863 HWND WINAPI CreateDialogParamA( HINSTANCE hInst, LPCSTR name,
 864                                     HWND owner, DLGPROC dlgProc,
 865                                     LPARAM param )
 866 {
 867     HANDLE hrsrc = FindResourceA( hInst, name, RT_DIALOGA );
 868     if (!hrsrc) return 0;
 869     return CreateDialogIndirectParamA( hInst,
 870                                          (LPVOID)LoadResource(hInst, hrsrc),
 871                                          owner, dlgProc, param );
 872 }
 873
 874
 875 /***********************************************************************
 876  *           CreateDialogParamW   (USER32.74)
 877  */
 878 HWND WINAPI CreateDialogParamW( HINSTANCE hInst, LPCWSTR name,
 879                                     HWND owner, DLGPROC dlgProc,
 880                                     LPARAM param )
 881 {
 882     HANDLE hrsrc = FindResourceW( hInst, name, RT_DIALOGW );
 883     if (!hrsrc) return 0;
 884     return CreateDialogIndirectParamW( hInst,
 885                                          (LPVOID)LoadResource(hInst, hrsrc),
 886                                          owner, dlgProc, param );
 887 }
 888
 889
 890 /***********************************************************************
 891  *           CreateDialogIndirect16   (USER.219)
 892  */
 893 HWND16 WINAPI CreateDialogIndirect16( HINSTANCE16 hInst, LPCVOID dlgTemplate,
 894                                       HWND16 owner, DLGPROC16 dlgProc )
 895 {
 896     return CreateDialogIndirectParam16( hInst, dlgTemplate, owner, dlgProc, 0);
 897 }
 898
 899
 900 /***********************************************************************
 901  *           CreateDialogIndirectParam16   (USER.242)
 902  */
 903 HWND16 WINAPI CreateDialogIndirectParam16( HINSTANCE16 hInst,
 904                                            LPCVOID dlgTemplate,
 905                                            HWND16 owner, DLGPROC16 dlgProc,
 906                                            LPARAM param )
 907 {
 908     return DIALOG_CreateIndirect( hInst, dlgTemplate, FALSE, owner,
 909                                   dlgProc, param, WIN_PROC_16 );
 910 }
 911
 912
 913 /***********************************************************************
 914  *           CreateDialogIndirectParamA   (USER32.69)
 915  */
 916 HWND WINAPI CreateDialogIndirectParamA( HINSTANCE hInst,
 917                                             LPCVOID dlgTemplate,
 918                                             HWND owner, DLGPROC dlgProc,
 919                                             LPARAM param )
 920 {
 921     return DIALOG_CreateIndirect( hInst, dlgTemplate, TRUE, owner,
 922                                   (DLGPROC16)dlgProc, param, WIN_PROC_32A );
 923 }
 924
 925 /***********************************************************************
 926  *           CreateDialogIndirectParamAorW   (USER32.71)
 927  */
 928 HWND WINAPI CreateDialogIndirectParamAorW( HINSTANCE hInst,
 929                                             LPCVOID dlgTemplate,
 930                                             HWND owner, DLGPROC dlgProc,
 931                                             LPARAM param )
 932 {   FIXME("assume WIN_PROC_32W\n");
 933     return DIALOG_CreateIndirect( hInst, dlgTemplate, TRUE, owner,
 934                                   (DLGPROC16)dlgProc, param, WIN_PROC_32W );
 935 }
 936
 937 /***********************************************************************
 938  *           CreateDialogIndirectParamW   (USER32.72)
 939  */
 940 HWND WINAPI CreateDialogIndirectParamW( HINSTANCE hInst,
 941                                             LPCVOID dlgTemplate,
 942                                             HWND owner, DLGPROC dlgProc,
 943                                             LPARAM param )
 944 {
 945     return DIALOG_CreateIndirect( hInst, dlgTemplate, TRUE, owner,
 946                                   (DLGPROC16)dlgProc, param, WIN_PROC_32W );
 947 }
 948
 949
 950 /***********************************************************************
 951  *           DIALOG_DoDialogBox
 952  */
 953 INT DIALOG_DoDialogBox( HWND hwnd, HWND owner )
 954 {
 955     WND * wndPtr;
 956     DIALOGINFO * dlgInfo;
 957     MSG msg;
 958     INT retval;
 959
 960       /* Owner must be a top-level window */
 961     owner = WIN_GetTopParent( owner );
 962     if (!(wndPtr = WIN_FindWndPtr( hwnd ))) return -1;
 963     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
 964
 965     if (!dlgInfo->flags & DF_END) /* was EndDialog called in WM_INITDIALOG ? */
 966     {
 967         EnableWindow( owner, FALSE );
 968         ShowWindow( hwnd, SW_SHOW );
 969         while (MSG_InternalGetMessage(QMSG_WIN32A, &msg, hwnd, owner, MSGF_DIALOGBOX,
 970                                       PM_REMOVE, !(wndPtr->dwStyle & DS_NOIDLEMSG), NULL ))
 971         {
 972             if (!IsDialogMessageA( hwnd, &msg))
 973             {
 974                 TranslateMessage( &msg );
 975                 DispatchMessageA( &msg );
 976             }
 977             if (dlgInfo->flags & DF_END) break;
 978         }
 979         EnableWindow( owner, TRUE );
 980     }
 981     retval = dlgInfo->idResult;
 982     WIN_ReleaseWndPtr(wndPtr);
 983     DestroyWindow( hwnd );
 984     return retval;
 985 }
 986
 987
 988 /***********************************************************************
 989  *           DialogBox16   (USER.87)
 990  */
 991 INT16 WINAPI DialogBox16( HINSTANCE16 hInst, SEGPTR dlgTemplate,
 992                           HWND16 owner, DLGPROC16 dlgProc )
 993 {
 994     return DialogBoxParam16( hInst, dlgTemplate, owner, dlgProc, 0 );
 995 }
 996
 997
 998 /***********************************************************************
 999  *           DialogBoxParam16   (USER.239)
1000  */
1001 INT16 WINAPI DialogBoxParam16( HINSTANCE16 hInst, SEGPTR template,
1002                                HWND16 owner, DLGPROC16 dlgProc, LPARAM param )
1003 {
1004     HWND16 hwnd = CreateDialogParam16( hInst, template, owner, dlgProc, param);
1005     if (hwnd) return (INT16)DIALOG_DoDialogBox( hwnd, owner );
1006     return -1;
1007 }
1008
1009
1010 /***********************************************************************
1011  *           DialogBoxParamA   (USER32.139)
1012  */
1013 INT WINAPI DialogBoxParamA( HINSTANCE hInst, LPCSTR name,
1014                                 HWND owner, DLGPROC dlgProc, LPARAM param )
1015 {
1016     HWND hwnd = CreateDialogParamA( hInst, name, owner, dlgProc, param );
1017     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
1018     return -1;
1019 }
1020
1021
1022 /***********************************************************************
1023  *           DialogBoxParamW   (USER32.140)
1024  */
1025 INT WINAPI DialogBoxParamW( HINSTANCE hInst, LPCWSTR name,
1026                                 HWND owner, DLGPROC dlgProc, LPARAM param )
1027 {
1028     HWND hwnd = CreateDialogParamW( hInst, name, owner, dlgProc, param );
1029     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
1030     return -1;
1031 }
1032
1033
1034 /***********************************************************************
1035  *           DialogBoxIndirect16   (USER.218)
1036  */
1037 INT16 WINAPI DialogBoxIndirect16( HINSTANCE16 hInst, HANDLE16 dlgTemplate,
1038                                   HWND16 owner, DLGPROC16 dlgProc )
1039 {
1040     return DialogBoxIndirectParam16( hInst, dlgTemplate, owner, dlgProc, 0 );
1041 }
1042
1043
1044 /***********************************************************************
1045  *           DialogBoxIndirectParam16   (USER.240)
1046  */
1047 INT16 WINAPI DialogBoxIndirectParam16( HINSTANCE16 hInst, HANDLE16 dlgTemplate,
1048                                        HWND16 owner, DLGPROC16 dlgProc,
1049                                        LPARAM param )
1050 {
1051     HWND16 hwnd;
1052     LPCVOID ptr;
1053
1054     if (!(ptr = GlobalLock16( dlgTemplate ))) return -1;
1055     hwnd = CreateDialogIndirectParam16( hInst, ptr, owner, dlgProc, param );
1056     GlobalUnlock16( dlgTemplate );
1057     if (hwnd) return (INT16)DIALOG_DoDialogBox( hwnd, owner );
1058     return -1;
1059 }
1060
1061
1062 /***********************************************************************
1063  *           DialogBoxIndirectParamA   (USER32.136)
1064  */
1065 INT WINAPI DialogBoxIndirectParamA(HINSTANCE hInstance, LPCVOID template,
1066                                        HWND owner, DLGPROC dlgProc,
1067                                        LPARAM param )
1068 {
1069     HWND hwnd = CreateDialogIndirectParamA( hInstance, template,
1070                                                 owner, dlgProc, param );
1071     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
1072     return -1;
1073 }
1074
1075
1076 /***********************************************************************
1077  *           DialogBoxIndirectParamW   (USER32.138)
1078  */
1079 INT WINAPI DialogBoxIndirectParamW(HINSTANCE hInstance, LPCVOID template,
1080                                        HWND owner, DLGPROC dlgProc,
1081                                        LPARAM param )
1082 {
1083     HWND hwnd = CreateDialogIndirectParamW( hInstance, template,
1084                                                 owner, dlgProc, param );
1085     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
1086     return -1;
1087 }
1088
1089 /***********************************************************************
1090  *           DialogBoxIndirectParamAorW   (USER32.138)
1091  */
1092 INT WINAPI DialogBoxIndirectParamAorW(HINSTANCE hInstance, LPCVOID template,
1093                                        HWND owner, DLGPROC dlgProc,
1094                                        LPARAM param, DWORD x )
1095 {
1096     HWND hwnd;
1097     FIXME("0x%08x %p 0x%08x %p 0x%08lx 0x%08lx\n",
1098       hInstance, template, owner, dlgProc, param, x);
1099     hwnd = CreateDialogIndirectParamW( hInstance, template,
1100                                                 owner, dlgProc, param );
1101     if (hwnd) return DIALOG_DoDialogBox( hwnd, owner );
1102     return -1;
1103 }
1104
1105 /***********************************************************************
1106  *           EndDialog16   (USER.88)
1107  */
1108 BOOL16 WINAPI EndDialog16( HWND16 hwnd, INT16 retval )
1109 {
1110     return EndDialog( hwnd, retval );
1111 }
1112
1113
1114 /***********************************************************************
1115  *           EndDialog   (USER32.173)
1116  */
1117 BOOL WINAPI EndDialog( HWND hwnd, INT retval )
1118 {
1119     WND * wndPtr = WIN_FindWndPtr( hwnd );
1120     DIALOGINFO * dlgInfo;
1121     HWND hOwner = 0;
1122
1123     TRACE("%04x %d\n", hwnd, retval );
1124
1125     if (!wndPtr)
1126     {
1127         ERR("got invalid window handle (%04x); buggy app !?\n", hwnd);
1128         return FALSE;
1129     }
1130
1131     if ((dlgInfo = (DIALOGINFO *)wndPtr->wExtra))
1132     {
1133         dlgInfo->idResult = retval;
1134         dlgInfo->flags |= DF_END;
1135     }
1136
1137     if(wndPtr->owner)
1138       hOwner = WIN_GetTopParent( wndPtr->owner->hwndSelf );
1139
1140     /* Enable the owner first */
1141     if (hOwner && !IsWindowEnabled(hOwner))
1142       EnableWindow( hOwner, TRUE );
1143
1144     /* Windows sets the focus to the dialog itself in EndDialog */
1145
1146     if (IsChild(hwnd, GetFocus()))
1147        SetFocus(wndPtr->hwndSelf);
1148
1149     /* Don't have to send a ShowWindow(SW_HIDE), just do
1150        SetWindowPos with SWP_HIDEWINDOW as done in Windows */
1151
1152     SetWindowPos(hwnd, (HWND)0, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE
1153                  | SWP_NOZORDER | SWP_NOACTIVATE | SWP_HIDEWINDOW);
1154
1155     WIN_ReleaseWndPtr(wndPtr);
1156
1157     return TRUE;
1158 }
1159
1160
1161 /***********************************************************************
1162  *           DIALOG_IsAccelerator
1163  */
1164 static BOOL DIALOG_IsAccelerator( HWND hwnd, HWND hwndDlg, WPARAM vKey )
1165 {
1166     HWND hwndControl = hwnd;
1167     HWND hwndNext;
1168     WND *wndPtr;
1169     BOOL RetVal = FALSE;
1170     INT dlgCode;
1171
1172         do
1173         {
1174             wndPtr = WIN_FindWndPtr( hwndControl );
1175             if ( (wndPtr != NULL) &&
1176                  ((wndPtr->dwStyle & (WS_VISIBLE | WS_DISABLED)) == WS_VISIBLE) )
1177             {
1178                 dlgCode = SendMessageA( hwndControl, WM_GETDLGCODE, 0, 0 );
1179                 if ( (dlgCode & (DLGC_BUTTON | DLGC_STATIC)) &&
1180                      (wndPtr->text!=NULL))
1181                 {
1182                     /* find the accelerator key */
1183                     LPSTR p = wndPtr->text - 2;
1184                     do
1185                     {
1186                         p = strchr( p + 2, '&' );
1187                     }
1188                     while (p != NULL && p[1] == '&');
1189
1190                     /* and check if it's the one we're looking for */
1191                     if (p != NULL && toupper( p[1] ) == toupper( vKey ) )
1192                     {
1193                         if ((dlgCode & DLGC_STATIC) ||
1194                             (wndPtr->dwStyle & 0x0f) == BS_GROUPBOX )
1195                         {
1196                             /* set focus to the control */
1197                             SendMessageA( hwndDlg, WM_NEXTDLGCTL,
1198                                     hwndControl, 1);
1199                             /* and bump it on to next */
1200                             SendMessageA( hwndDlg, WM_NEXTDLGCTL, 0, 0);
1201                         }
1202                         else if (dlgCode & DLGC_BUTTON)
1203                         {
1204                             /* send BM_CLICK message to the control */
1205                             SendMessageA( hwndControl, BM_CLICK, 0, 0 );
1206                         }
1207
1208                         RetVal = TRUE;
1209                         WIN_ReleaseWndPtr(wndPtr);
1210                         break;
1211                     }
1212                 }
1213                 hwndNext = GetWindow( hwndControl, GW_CHILD );
1214             }
1215             else
1216             {
1217                 hwndNext = 0;
1218             }
1219             WIN_ReleaseWndPtr(wndPtr);
1220             if (!hwndNext)
1221             {
1222                 hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
1223             }
1224             while (!hwndNext && hwndControl)
1225             {
1226                 hwndControl = GetParent( hwndControl );
1227                 if (hwndControl == hwndDlg)
1228                 {
1229                     if(hwnd==hwndDlg){  /* prevent endless loop */
1230                         hwndNext=hwnd;
1231                         break;
1232                     }
1233                     hwndNext = GetWindow( hwndDlg, GW_CHILD );
1234                 }
1235                 else
1236                 {
1237                     hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
1238                 }
1239             }
1240             hwndControl = hwndNext;
1241         }
1242         while (hwndControl && (hwndControl != hwnd));
1243
1244     return RetVal;
1245 }
1246
1247 /***********************************************************************
1248  *           DIALOG_FindMsgDestination
1249  *
1250  * The messages that IsDialogMessage send may not go to the dialog
1251  * calling IsDialogMessage if that dialog is a child, and it has the
1252  * DS_CONTROL style set.
1253  * We propagate up until we hit a that does not have DS_CONTROL, or
1254  * whose parent is not a dialog.
1255  *
1256  * This is undocumented behaviour.
1257  */
1258 static HWND DIALOG_FindMsgDestination( HWND hwndDlg )
1259 {
1260     while (GetWindowLongA(hwndDlg, GWL_STYLE) & DS_CONTROL)
1261     {
1262         WND *pParent;
1263         HWND hParent = GetParent(hwndDlg);
1264         if (!hParent) break;
1265
1266         pParent = WIN_FindWndPtr(hParent);
1267         if (!pParent) break;
1268
1269         if (!(pParent->flags & WIN_ISDIALOG))
1270         {
1271             WIN_ReleaseWndPtr(pParent);
1272             break;
1273         }
1274         WIN_ReleaseWndPtr(pParent);
1275
1276         hwndDlg = hParent;
1277     }
1278
1279     return hwndDlg;
1280 }
1281
1282 /***********************************************************************
1283  *           DIALOG_IsDialogMessage
1284  */
1285 static BOOL DIALOG_IsDialogMessage( HWND hwnd, HWND hwndDlg,
1286                                       UINT message, WPARAM wParam,
1287                                       LPARAM lParam, BOOL *translate,
1288                                       BOOL *dispatch, INT dlgCode )
1289 {
1290     *translate = *dispatch = FALSE;
1291
1292     if (message == WM_PAINT)
1293     {
1294         /* Apparently, we have to handle this one as well */
1295         *dispatch = TRUE;
1296         return TRUE;
1297     }
1298
1299       /* Only the key messages get special processing */
1300     if ((message != WM_KEYDOWN) &&
1301         (message != WM_SYSCHAR) &&
1302         (message != WM_CHAR))
1303         return FALSE;
1304
1305     if (dlgCode & DLGC_WANTMESSAGE)
1306     {
1307         *translate = *dispatch = TRUE;
1308         return TRUE;
1309     }
1310
1311     hwndDlg = DIALOG_FindMsgDestination(hwndDlg);
1312
1313     switch(message)
1314     {
1315     case WM_KEYDOWN:
1316         switch(wParam)
1317         {
1318         case VK_TAB:
1319             if (!(dlgCode & DLGC_WANTTAB))
1320             {
1321                 SendMessageA( hwndDlg, WM_NEXTDLGCTL,
1322                                 (GetKeyState(VK_SHIFT) & 0x8000), 0 );
1323                 return TRUE;
1324             }
1325             break;
1326
1327         case VK_RIGHT:
1328         case VK_DOWN:
1329         case VK_LEFT:
1330         case VK_UP:
1331             if (!(dlgCode & DLGC_WANTARROWS))
1332             {
1333                 BOOL fPrevious = (wParam == VK_LEFT || wParam == VK_UP);
1334                 HWND hwndNext =
1335                     GetNextDlgGroupItem (hwndDlg, GetFocus(), fPrevious );
1336                 SendMessageA( hwndDlg, WM_NEXTDLGCTL, hwndNext, 1 );
1337                 return TRUE;
1338             }
1339             break;
1340
1341         case VK_ESCAPE:
1342             SendMessageA( hwndDlg, WM_COMMAND, IDCANCEL,
1343                             (LPARAM)GetDlgItem( hwndDlg, IDCANCEL ) );
1344             return TRUE;
1345
1346         case VK_RETURN:
1347             {
1348                 DWORD dw = SendMessage16( hwndDlg, DM_GETDEFID, 0, 0 );
1349                 if (HIWORD(dw) == DC_HASDEFID)
1350                 {
1351                     SendMessageA( hwndDlg, WM_COMMAND,
1352                                     MAKEWPARAM( LOWORD(dw), BN_CLICKED ),
1353                                     (LPARAM)GetDlgItem(hwndDlg, LOWORD(dw)));
1354                 }
1355                 else
1356                 {
1357                     SendMessageA( hwndDlg, WM_COMMAND, IDOK,
1358                                     (LPARAM)GetDlgItem( hwndDlg, IDOK ) );
1359
1360                 }
1361             }
1362             return TRUE;
1363         }
1364         *translate = TRUE;
1365         break; /* case WM_KEYDOWN */
1366
1367     case WM_CHAR:
1368         if (dlgCode & DLGC_WANTCHARS) break;
1369         /* drop through */
1370
1371     case WM_SYSCHAR:
1372         if (DIALOG_IsAccelerator( hwnd, hwndDlg, wParam ))
1373         {
1374             /* don't translate or dispatch */
1375             return TRUE;
1376         }
1377         break;
1378     }
1379
1380     /* If we get here, the message has not been treated specially */
1381     /* and can be sent to its destination window. */
1382     *dispatch = TRUE;
1383     return TRUE;
1384 }
1385
1386
1387 /***********************************************************************
1388  *           IsDialogMessage16   (USER.90)
1389  */
1390 BOOL16 WINAPI WIN16_IsDialogMessage16( HWND16 hwndDlg, SEGPTR msg16 )
1391 {
1392     LPMSG16 msg = PTR_SEG_TO_LIN(msg16);
1393     BOOL ret, translate, dispatch;
1394     INT dlgCode = 0;
1395
1396     if ((hwndDlg != msg->hwnd) && !IsChild16( hwndDlg, msg->hwnd ))
1397         return FALSE;
1398
1399     if ((msg->message == WM_KEYDOWN) ||
1400         (msg->message == WM_SYSCHAR) ||
1401         (msg->message == WM_CHAR))
1402     {
1403        dlgCode = SendMessage16( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg16);
1404     }
1405     ret = DIALOG_IsDialogMessage( msg->hwnd, hwndDlg, msg->message,
1406                                   msg->wParam, msg->lParam,
1407                                   &translate, &dispatch, dlgCode );
1408     if (translate) TranslateMessage16( msg );
1409     if (dispatch) DispatchMessage16( msg );
1410     return ret;
1411 }
1412
1413
1414 BOOL16 WINAPI IsDialogMessage16( HWND16 hwndDlg, LPMSG16 msg )
1415 {
1416     LPMSG16 msg16 = SEGPTR_NEW(MSG16);
1417     BOOL ret;
1418
1419     *msg16 = *msg;
1420     ret = WIN16_IsDialogMessage16( hwndDlg, SEGPTR_GET(msg16) );
1421     SEGPTR_FREE(msg16);
1422     return ret;
1423 }
1424
1425 /***********************************************************************
1426  *           IsDialogMessageA   (USER32.342)
1427  */
1428 BOOL WINAPI IsDialogMessageA( HWND hwndDlg, LPMSG msg )
1429 {
1430     BOOL ret, translate, dispatch;
1431     INT dlgCode = 0;
1432
1433     if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd ))
1434         return FALSE;
1435
1436     if ((msg->message == WM_KEYDOWN) ||
1437         (msg->message == WM_SYSCHAR) ||
1438         (msg->message == WM_CHAR))
1439     {
1440         dlgCode = SendMessageA( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
1441     }
1442     ret = DIALOG_IsDialogMessage( msg->hwnd, hwndDlg, msg->message,
1443                                   msg->wParam, msg->lParam,
1444                                   &translate, &dispatch, dlgCode );
1445     if (translate) TranslateMessage( msg );
1446     if (dispatch) DispatchMessageA( msg );
1447     return ret;
1448 }
1449
1450
1451 /***********************************************************************
1452  *           IsDialogMessageW   (USER32.343)
1453  */
1454 BOOL WINAPI IsDialogMessageW( HWND hwndDlg, LPMSG msg )
1455 {
1456     BOOL ret, translate, dispatch;
1457     INT dlgCode = 0;
1458
1459     if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd ))
1460         return FALSE;
1461
1462     if ((msg->message == WM_KEYDOWN) ||
1463         (msg->message == WM_SYSCHAR) ||
1464         (msg->message == WM_CHAR))
1465     {
1466         dlgCode = SendMessageW( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
1467     }
1468     ret = DIALOG_IsDialogMessage( msg->hwnd, hwndDlg, msg->message,
1469                                   msg->wParam, msg->lParam,
1470                                   &translate, &dispatch, dlgCode );
1471     if (translate) TranslateMessage( msg );
1472     if (dispatch) DispatchMessageW( msg );
1473     return ret;
1474 }
1475
1476
1477 /***********************************************************************
1478  *         GetDlgCtrlID16   (USER.277)
1479  */
1480 INT16 WINAPI GetDlgCtrlID16( HWND16 hwnd )
1481 {
1482     WND *wndPtr = WIN_FindWndPtr(hwnd);
1483     INT16 retvalue;
1484
1485     if (!wndPtr) return 0;
1486
1487     retvalue = wndPtr->wIDmenu;
1488     WIN_ReleaseWndPtr(wndPtr);
1489     return retvalue;
1490 }
1491
1492
1493 /***********************************************************************
1494  *         GetDlgCtrlID   (USER32.234)
1495  */
1496 INT WINAPI GetDlgCtrlID( HWND hwnd )
1497 {
1498     INT retvalue;
1499     WND *wndPtr = WIN_FindWndPtr(hwnd);
1500     if (!wndPtr) return 0;
1501     retvalue = wndPtr->wIDmenu;
1502     WIN_ReleaseWndPtr(wndPtr);
1503     return retvalue;
1504 }
1505
1506
1507 /***********************************************************************
1508  *           GetDlgItem16   (USER.91)
1509  */
1510 HWND16 WINAPI GetDlgItem16( HWND16 hwndDlg, INT16 id )
1511 {
1512     WND *pWnd;
1513
1514     if (!(pWnd = WIN_FindWndPtr( hwndDlg ))) return 0;
1515     for (WIN_UpdateWndPtr(&pWnd,pWnd->child); pWnd; WIN_UpdateWndPtr(&pWnd,pWnd->next))
1516         if (pWnd->wIDmenu == (UINT16)id)
1517         {
1518             HWND16 retvalue = pWnd->hwndSelf;
1519             WIN_ReleaseWndPtr(pWnd);
1520             return retvalue;
1521         }
1522     return 0;
1523 }
1524
1525
1526 /***********************************************************************
1527  *           GetDlgItem   (USER32.235)
1528  */
1529 HWND WINAPI GetDlgItem( HWND hwndDlg, INT id )
1530 {
1531     WND *pWnd;
1532
1533     if (!(pWnd = WIN_FindWndPtr( hwndDlg ))) return 0;
1534     for (WIN_UpdateWndPtr(&pWnd,pWnd->child); pWnd;WIN_UpdateWndPtr(&pWnd,pWnd->next))
1535         if (pWnd->wIDmenu == (UINT16)id)
1536         {
1537             HWND retvalue = pWnd->hwndSelf;
1538             WIN_ReleaseWndPtr(pWnd);
1539             return retvalue;
1540         }
1541     return 0;
1542 }
1543
1544
1545 /*******************************************************************
1546  *           SendDlgItemMessage16   (USER.101)
1547  */
1548 LRESULT WINAPI SendDlgItemMessage16( HWND16 hwnd, INT16 id, UINT16 msg,
1549                                      WPARAM16 wParam, LPARAM lParam )
1550 {
1551     HWND16 hwndCtrl = GetDlgItem16( hwnd, id );
1552     if (hwndCtrl) return SendMessage16( hwndCtrl, msg, wParam, lParam );
1553     else return 0;
1554 }
1555
1556
1557 /*******************************************************************
1558  *           SendDlgItemMessageA   (USER32.452)
1559  */
1560 LRESULT WINAPI SendDlgItemMessageA( HWND hwnd, INT id, UINT msg,
1561                                       WPARAM wParam, LPARAM lParam )
1562 {
1563     HWND hwndCtrl = GetDlgItem( hwnd, id );
1564     if (hwndCtrl) return SendMessageA( hwndCtrl, msg, wParam, lParam );
1565     else return 0;
1566 }
1567
1568
1569 /*******************************************************************
1570  *           SendDlgItemMessageW   (USER32.453)
1571  */
1572 LRESULT WINAPI SendDlgItemMessageW( HWND hwnd, INT id, UINT msg,
1573                                       WPARAM wParam, LPARAM lParam )
1574 {
1575     HWND hwndCtrl = GetDlgItem( hwnd, id );
1576     if (hwndCtrl) return SendMessageW( hwndCtrl, msg, wParam, lParam );
1577     else return 0;
1578 }
1579
1580
1581 /*******************************************************************
1582  *           SetDlgItemText16   (USER.92)
1583  */
1584 void WINAPI SetDlgItemText16( HWND16 hwnd, INT16 id, SEGPTR lpString )
1585 {
1586     SendDlgItemMessage16( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1587 }
1588
1589
1590 /*******************************************************************
1591  *           SetDlgItemTextA   (USER32.478)
1592  */
1593 BOOL WINAPI SetDlgItemTextA( HWND hwnd, INT id, LPCSTR lpString )
1594 {
1595     return SendDlgItemMessageA( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1596 }
1597
1598
1599 /*******************************************************************
1600  *           SetDlgItemTextW   (USER32.479)
1601  */
1602 BOOL WINAPI SetDlgItemTextW( HWND hwnd, INT id, LPCWSTR lpString )
1603 {
1604     return SendDlgItemMessageW( hwnd, id, WM_SETTEXT, 0, (LPARAM)lpString );
1605 }
1606
1607
1608 /***********************************************************************
1609  *           GetDlgItemText16   (USER.93)
1610  */
1611 INT16 WINAPI GetDlgItemText16( HWND16 hwnd, INT16 id, SEGPTR str, UINT16 len )
1612 {
1613     return (INT16)SendDlgItemMessage16( hwnd, id, WM_GETTEXT,
1614                                         len, (LPARAM)str );
1615 }
1616
1617
1618 /***********************************************************************
1619  *           GetDlgItemTextA   (USER32.237)
1620  */
1621 INT WINAPI GetDlgItemTextA( HWND hwnd, INT id, LPSTR str, UINT len )
1622 {
1623     return (INT)SendDlgItemMessageA( hwnd, id, WM_GETTEXT,
1624                                          len, (LPARAM)str );
1625 }
1626
1627
1628 /***********************************************************************
1629  *           GetDlgItemTextW   (USER32.238)
1630  */
1631 INT WINAPI GetDlgItemTextW( HWND hwnd, INT id, LPWSTR str, UINT len )
1632 {
1633     return (INT)SendDlgItemMessageW( hwnd, id, WM_GETTEXT,
1634                                          len, (LPARAM)str );
1635 }
1636
1637
1638 /*******************************************************************
1639  *           SetDlgItemInt16   (USER.94)
1640  */
1641 void WINAPI SetDlgItemInt16( HWND16 hwnd, INT16 id, UINT16 value, BOOL16 fSigned )
1642 {
1643     SetDlgItemInt( hwnd, (UINT)(UINT16)id, value, fSigned );
1644 }
1645
1646
1647 /*******************************************************************
1648  *           SetDlgItemInt   (USER32.477)
1649  */
1650 BOOL WINAPI SetDlgItemInt( HWND hwnd, INT id, UINT value,
1651                              BOOL fSigned )
1652 {
1653     char str[20];
1654
1655     if (fSigned) sprintf( str, "%d", (INT)value );
1656     else sprintf( str, "%u", value );
1657     SendDlgItemMessageA( hwnd, id, WM_SETTEXT, 0, (LPARAM)str );
1658     return TRUE;
1659 }
1660
1661
1662 /***********************************************************************
1663  *           GetDlgItemInt16   (USER.95)
1664  */
1665 UINT16 WINAPI GetDlgItemInt16( HWND16 hwnd, INT16 id, BOOL16 *translated,
1666                                BOOL16 fSigned )
1667 {
1668     UINT result;
1669     BOOL ok;
1670
1671     if (translated) *translated = FALSE;
1672     result = GetDlgItemInt( hwnd, (UINT)(UINT16)id, &ok, fSigned );
1673     if (!ok) return 0;
1674     if (fSigned)
1675     {
1676         if (((INT)result < -32767) || ((INT)result > 32767)) return 0;
1677     }
1678     else
1679     {
1680         if (result > 65535) return 0;
1681     }
1682     if (translated) *translated = TRUE;
1683     return (UINT16)result;
1684 }
1685
1686
1687 /***********************************************************************
1688  *           GetDlgItemInt   (USER32.236)
1689  */
1690 UINT WINAPI GetDlgItemInt( HWND hwnd, INT id, BOOL *translated,
1691                                BOOL fSigned )
1692 {
1693     char str[30];
1694     char * endptr;
1695     long result = 0;
1696
1697     if (translated) *translated = FALSE;
1698     if (!SendDlgItemMessageA(hwnd, id, WM_GETTEXT, sizeof(str), (LPARAM)str))
1699         return 0;
1700     if (fSigned)
1701     {
1702         result = strtol( str, &endptr, 10 );
1703         if (!endptr || (endptr == str))  /* Conversion was unsuccessful */
1704             return 0;
1705         if (((result == LONG_MIN) || (result == LONG_MAX)) && (errno==ERANGE))
1706             return 0;
1707     }
1708     else
1709     {
1710         result = strtoul( str, &endptr, 10 );
1711         if (!endptr || (endptr == str))  /* Conversion was unsuccessful */
1712             return 0;
1713         if ((result == ULONG_MAX) && (errno == ERANGE)) return 0;
1714     }
1715     if (translated) *translated = TRUE;
1716     return (UINT)result;
1717 }
1718
1719
1720 /***********************************************************************
1721  *           CheckDlgButton16   (USER.97)
1722  */
1723 BOOL16 WINAPI CheckDlgButton16( HWND16 hwnd, INT16 id, UINT16 check )
1724 {
1725     SendDlgItemMessageA( hwnd, id, BM_SETCHECK, check, 0 );
1726     return TRUE;
1727 }
1728
1729
1730 /***********************************************************************
1731  *           CheckDlgButton   (USER32.45)
1732  */
1733 BOOL WINAPI CheckDlgButton( HWND hwnd, INT id, UINT check )
1734 {
1735     SendDlgItemMessageA( hwnd, id, BM_SETCHECK, check, 0 );
1736     return TRUE;
1737 }
1738
1739
1740 /***********************************************************************
1741  *           IsDlgButtonChecked16   (USER.98)
1742  */
1743 UINT16 WINAPI IsDlgButtonChecked16( HWND16 hwnd, UINT16 id )
1744 {
1745     return (UINT16)SendDlgItemMessageA( hwnd, id, BM_GETCHECK, 0, 0 );
1746 }
1747
1748
1749 /***********************************************************************
1750  *           IsDlgButtonChecked   (USER32.344)
1751  */
1752 UINT WINAPI IsDlgButtonChecked( HWND hwnd, UINT id )
1753 {
1754     return (UINT)SendDlgItemMessageA( hwnd, id, BM_GETCHECK, 0, 0 );
1755 }
1756
1757
1758 /***********************************************************************
1759  *           CheckRadioButton16   (USER.96)
1760  */
1761 BOOL16 WINAPI CheckRadioButton16( HWND16 hwndDlg, UINT16 firstID,
1762                                   UINT16 lastID, UINT16 checkID )
1763 {
1764     return CheckRadioButton( hwndDlg, firstID, lastID, checkID );
1765 }
1766
1767
1768 /***********************************************************************
1769  *           CheckRB
1770  *
1771  * Callback function used to check/uncheck radio buttons that fall
1772  * within a specific range of IDs.
1773  */
1774 static BOOL CALLBACK CheckRB(HWND hwndChild, LPARAM lParam)
1775 {
1776     LONG lChildID = GetWindowLongA(hwndChild, GWL_ID);
1777     RADIOGROUP *lpRadioGroup = (RADIOGROUP *) lParam;
1778
1779     if ((lChildID >= lpRadioGroup->firstID) &&
1780         (lChildID <= lpRadioGroup->lastID))
1781     {
1782         if (lChildID == lpRadioGroup->checkID)
1783         {
1784             SendMessageA(hwndChild, BM_SETCHECK, BST_CHECKED, 0);
1785         }
1786         else
1787         {
1788             SendMessageA(hwndChild, BM_SETCHECK, BST_UNCHECKED, 0);
1789         }
1790     }
1791
1792     return TRUE;
1793 }
1794
1795
1796 /***********************************************************************
1797  *           CheckRadioButton   (USER32.48)
1798  */
1799 BOOL WINAPI CheckRadioButton( HWND hwndDlg, UINT firstID,
1800                               UINT lastID, UINT checkID )
1801 {
1802     RADIOGROUP radioGroup;
1803
1804     /* perform bounds checking for a radio button group */
1805     radioGroup.firstID = min(min(firstID, lastID), checkID);
1806     radioGroup.lastID = max(max(firstID, lastID), checkID);
1807     radioGroup.checkID = checkID;
1808
1809     return EnumChildWindows(hwndDlg, (WNDENUMPROC)CheckRB,
1810                             (LPARAM)&radioGroup);
1811 }
1812
1813
1814 /***********************************************************************
1815  *           GetDialogBaseUnits   (USER.243) (USER32.233)
1816  */
1817 DWORD WINAPI GetDialogBaseUnits(void)
1818 {
1819     return MAKELONG( xBaseUnit, yBaseUnit );
1820 }
1821
1822
1823 /***********************************************************************
1824  *           MapDialogRect16   (USER.103)
1825  */
1826 void WINAPI MapDialogRect16( HWND16 hwnd, LPRECT16 rect )
1827 {
1828     DIALOGINFO * dlgInfo;
1829     WND * wndPtr = WIN_FindWndPtr( hwnd );
1830     if (!wndPtr) return;
1831     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
1832     rect->left   = MulDiv(rect->left, dlgInfo->xBaseUnit, 4);
1833     rect->right  = MulDiv(rect->right, dlgInfo->xBaseUnit, 4);
1834     rect->top    = MulDiv(rect->top, dlgInfo->yBaseUnit, 8);
1835     rect->bottom = MulDiv(rect->bottom, dlgInfo->yBaseUnit, 8);
1836     WIN_ReleaseWndPtr(wndPtr);
1837 }
1838
1839
1840 /***********************************************************************
1841  *           MapDialogRect   (USER32.382)
1842  */
1843 BOOL WINAPI MapDialogRect( HWND hwnd, LPRECT rect )
1844 {
1845     DIALOGINFO * dlgInfo;
1846     WND * wndPtr = WIN_FindWndPtr( hwnd );
1847     if (!wndPtr) return FALSE;
1848     dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
1849     rect->left   = MulDiv(rect->left, dlgInfo->xBaseUnit, 4);
1850     rect->right  = MulDiv(rect->right, dlgInfo->xBaseUnit, 4);
1851     rect->top    = MulDiv(rect->top, dlgInfo->yBaseUnit, 8);
1852     rect->bottom = MulDiv(rect->bottom, dlgInfo->yBaseUnit, 8);
1853     WIN_ReleaseWndPtr(wndPtr);
1854     return TRUE;
1855 }
1856
1857
1858 /***********************************************************************
1859  *           GetNextDlgGroupItem16   (USER.227)
1860  */
1861 HWND16 WINAPI GetNextDlgGroupItem16( HWND16 hwndDlg, HWND16 hwndCtrl,
1862                                      BOOL16 fPrevious )
1863 {
1864     return (HWND16)GetNextDlgGroupItem( hwndDlg, hwndCtrl, fPrevious );
1865 }
1866
1867
1868 /***********************************************************************
1869  *           GetNextDlgGroupItem   (USER32.275)
1870  */
1871 HWND WINAPI GetNextDlgGroupItem( HWND hwndDlg, HWND hwndCtrl,
1872                                      BOOL fPrevious )
1873 {
1874     WND *pWnd = NULL,
1875         *pWndLast = NULL,
1876         *pWndCtrl = NULL,
1877         *pWndDlg = NULL;
1878     HWND retvalue;
1879
1880     if(hwndCtrl)
1881     {
1882         /* if the hwndCtrl is the child of the control in the hwndDlg then the hwndDlg has to be the parent of the hwndCtrl */
1883         if(GetParent(hwndCtrl) != hwndDlg && GetParent(GetParent(hwndCtrl)) == hwndDlg)
1884             hwndDlg = GetParent(hwndCtrl);
1885     }
1886
1887     if (!(pWndDlg = WIN_FindWndPtr( hwndDlg ))) return 0;
1888     if (hwndCtrl)
1889     {
1890         if (!(pWndCtrl = WIN_FindWndPtr( hwndCtrl )))
1891     {
1892             retvalue = 0;
1893             goto END;
1894         }
1895         /* Make sure hwndCtrl is a top-level child */
1896         while ((pWndCtrl->dwStyle & WS_CHILD) && (pWndCtrl->parent != pWndDlg))
1897             WIN_UpdateWndPtr(&pWndCtrl,pWndCtrl->parent);
1898         if (pWndCtrl->parent != pWndDlg)
1899         {
1900             retvalue = 0;
1901             goto END;
1902         }
1903     }
1904     else
1905     {
1906         /* No ctrl specified -> start from the beginning */
1907         if (!(pWndCtrl = WIN_LockWndPtr(pWndDlg->child)))
1908         {
1909             retvalue = 0;
1910             goto END;
1911         }
1912         if (fPrevious)
1913             while (pWndCtrl->next) WIN_UpdateWndPtr(&pWndCtrl,pWndCtrl->next);
1914     }
1915
1916     pWndLast = WIN_LockWndPtr(pWndCtrl);
1917     pWnd = WIN_LockWndPtr(pWndCtrl->next);
1918
1919     while (1)
1920     {
1921         if (!pWnd || (pWnd->dwStyle & WS_GROUP))
1922         {
1923             /* Wrap-around to the beginning of the group */
1924             WND *pWndTemp;
1925
1926             WIN_UpdateWndPtr( &pWnd, pWndDlg->child );
1927             for ( pWndTemp = WIN_LockWndPtr( pWnd );
1928                   pWndTemp;
1929                   WIN_UpdateWndPtr( &pWndTemp, pWndTemp->next) )
1930             {
1931                 if (pWndTemp->dwStyle & WS_GROUP) WIN_UpdateWndPtr( &pWnd, pWndTemp );
1932                 if (pWndTemp == pWndCtrl) break;
1933             }
1934             WIN_ReleaseWndPtr( pWndTemp );
1935         }
1936         if (pWnd == pWndCtrl) break;
1937         if ((pWnd->dwStyle & WS_VISIBLE) && !(pWnd->dwStyle & WS_DISABLED))
1938         {
1939             WIN_UpdateWndPtr(&pWndLast,pWnd);
1940             if (!fPrevious) break;
1941         }
1942         WIN_UpdateWndPtr(&pWnd,pWnd->next);
1943     }
1944     retvalue = pWndLast->hwndSelf;
1945
1946     WIN_ReleaseWndPtr(pWndLast);
1947     WIN_ReleaseWndPtr(pWnd);
1948 END:
1949     WIN_ReleaseWndPtr(pWndCtrl);
1950     WIN_ReleaseWndPtr(pWndDlg);
1951
1952     return retvalue;
1953 }
1954
1955
1956 /***********************************************************************
1957  *           GetNextDlgTabItem16   (USER.228)
1958  */
1959 HWND16 WINAPI GetNextDlgTabItem16( HWND16 hwndDlg, HWND16 hwndCtrl,
1960                                    BOOL16 fPrevious )
1961 {
1962     return (HWND16)GetNextDlgTabItem( hwndDlg, hwndCtrl, fPrevious );
1963 }
1964
1965 /***********************************************************************
1966  *           DIALOG_GetNextTabItem
1967  *
1968  * Helper for GetNextDlgTabItem
1969  */
1970 static HWND DIALOG_GetNextTabItem( HWND hwndMain, HWND hwndDlg, HWND hwndCtrl, BOOL fPrevious )
1971 {
1972     LONG dsStyle;
1973     LONG exStyle;
1974     UINT wndSearch = fPrevious ? GW_HWNDPREV : GW_HWNDNEXT;
1975     HWND retWnd = 0;
1976     HWND hChildFirst = 0;
1977
1978     if(!hwndCtrl)
1979     {
1980         hChildFirst = GetWindow(hwndDlg,GW_CHILD);
1981         if(fPrevious) hChildFirst = GetWindow(hChildFirst,GW_HWNDLAST);
1982     }
1983     else
1984     {
1985         HWND hParent = GetParent(hwndCtrl);
1986         BOOL bValid = FALSE;
1987         while( hParent)
1988         {
1989             if(hParent == hwndMain)
1990             {
1991                 bValid = TRUE;
1992                 break;
1993             }
1994             hParent = GetParent(hParent);
1995         }
1996         if(bValid)
1997         {
1998             hChildFirst = GetWindow(hwndCtrl,wndSearch);
1999             if(!hChildFirst)
2000             {
2001                 if(GetParent(hwndCtrl) != hwndMain)
2002                     hChildFirst = GetWindow(GetParent(hwndCtrl),wndSearch);
2003                 else
2004                 {
2005                     if(fPrevious)
2006                         hChildFirst = GetWindow(hwndCtrl,GW_HWNDLAST);
2007                     else
2008                         hChildFirst = GetWindow(hwndCtrl,GW_HWNDFIRST);
2009                 }
2010             }
2011         }
2012     }
2013     while(hChildFirst)
2014     {
2015         BOOL bCtrl = FALSE;
2016         while(hChildFirst)
2017         {
2018             dsStyle = GetWindowLongA(hChildFirst,GWL_STYLE);
2019             exStyle = GetWindowLongA(hChildFirst,GWL_EXSTYLE);
2020             if( (dsStyle & DS_CONTROL || exStyle & WS_EX_CONTROLPARENT) && (dsStyle & WS_VISIBLE) && !(dsStyle & WS_DISABLED))
2021             {
2022                 bCtrl=TRUE;
2023                 break;
2024             }
2025             else if( (dsStyle & WS_TABSTOP) && (dsStyle & WS_VISIBLE) && !(dsStyle & WS_DISABLED))
2026                 break;
2027             hChildFirst = GetWindow(hChildFirst,wndSearch);
2028         }
2029         if(hChildFirst)
2030         {
2031             if(bCtrl)
2032                 retWnd = DIALOG_GetNextTabItem(hwndMain,hChildFirst,(HWND)NULL,fPrevious );
2033             else
2034                 retWnd = hChildFirst;
2035         }
2036         if(retWnd) break;
2037         hChildFirst = GetWindow(hChildFirst,wndSearch);
2038     }
2039     if(!retWnd && hwndCtrl)
2040     {
2041         HWND hParent = GetParent(hwndCtrl);
2042         while(hParent)
2043         {
2044             if(hParent == hwndMain) break;
2045             retWnd = DIALOG_GetNextTabItem(hwndMain,GetParent(hParent),hParent,fPrevious );
2046             if(retWnd) break;
2047             hParent = GetParent(hParent);
2048         }
2049         if(!retWnd)
2050             retWnd = DIALOG_GetNextTabItem(hwndMain,hwndMain,(HWND)NULL,fPrevious );
2051     }
2052     return retWnd;
2053 }
2054
2055 /***********************************************************************
2056  *           GetNextDlgTabItem   (USER32.276)
2057  */
2058 HWND WINAPI GetNextDlgTabItem( HWND hwndDlg, HWND hwndCtrl,
2059                                    BOOL fPrevious )
2060 {
2061     return DIALOG_GetNextTabItem(hwndDlg,hwndDlg,hwndCtrl,fPrevious);
2062 }
2063
2064 /**********************************************************************
2065  *           DIALOG_DlgDirSelect
2066  *
2067  * Helper function for DlgDirSelect*
2068  */
2069 static BOOL DIALOG_DlgDirSelect( HWND hwnd, LPSTR str, INT len,
2070                                    INT id, BOOL win32, BOOL unicode,
2071                                    BOOL combo )
2072 {
2073     char *buffer, *ptr;
2074     INT item, size;
2075     BOOL ret;
2076     HWND listbox = GetDlgItem( hwnd, id );
2077
2078     TRACE("%04x '%s' %d\n", hwnd, str, id );
2079     if (!listbox) return FALSE;
2080     if (win32)
2081     {
2082         item = SendMessageA(listbox, combo ? CB_GETCURSEL
2083                                              : LB_GETCURSEL, 0, 0 );
2084         if (item == LB_ERR) return FALSE;
2085         size = SendMessageA(listbox, combo ? CB_GETLBTEXTLEN
2086                                              : LB_GETTEXTLEN, 0, 0 );
2087         if (size == LB_ERR) return FALSE;
2088     }
2089     else
2090     {
2091         item = SendMessageA(listbox, combo ? CB_GETCURSEL16
2092                                              : LB_GETCURSEL16, 0, 0 );
2093         if (item == LB_ERR) return FALSE;
2094         size = SendMessageA(listbox, combo ? CB_GETLBTEXTLEN16
2095                                              : LB_GETTEXTLEN16, 0, 0 );
2096         if (size == LB_ERR) return FALSE;
2097     }
2098
2099     if (!(buffer = SEGPTR_ALLOC( size+1 ))) return FALSE;
2100
2101     if (win32)
2102         SendMessageA( listbox, combo ? CB_GETLBTEXT : LB_GETTEXT,
2103                         item, (LPARAM)buffer );
2104     else
2105         SendMessage16( listbox, combo ? CB_GETLBTEXT16 : LB_GETTEXT16,
2106                        item, (LPARAM)SEGPTR_GET(buffer) );
2107
2108     if ((ret = (buffer[0] == '[')))  /* drive or directory */
2109     {
2110         if (buffer[1] == '-')  /* drive */
2111         {
2112             buffer[3] = ':';
2113             buffer[4] = 0;
2114             ptr = buffer + 2;
2115         }
2116         else
2117         {
2118             buffer[strlen(buffer)-1] = '\\';
2119             ptr = buffer + 1;
2120         }
2121     }
2122     else ptr = buffer;
2123
2124     if (unicode) lstrcpynAtoW( (LPWSTR)str, ptr, len );
2125     else lstrcpynA( str, ptr, len );
2126     SEGPTR_FREE( buffer );
2127     TRACE("Returning %d '%s'\n", ret, str );
2128     return ret;
2129 }
2130
2131
2132 /**********************************************************************
2133  *          DIALOG_DlgDirList
2134  *
2135  * Helper function for DlgDirList*
2136  */
2137 static INT DIALOG_DlgDirList( HWND hDlg, LPSTR spec, INT idLBox,
2138                                 INT idStatic, UINT attrib, BOOL combo )
2139 {
2140     int drive;
2141     HWND hwnd;
2142     LPSTR orig_spec = spec;
2143
2144 #define SENDMSG(msg,wparam,lparam) \
2145     ((attrib & DDL_POSTMSGS) ? PostMessageA( hwnd, msg, wparam, lparam ) \
2146                              : SendMessageA( hwnd, msg, wparam, lparam ))
2147
2148     TRACE("%04x '%s' %d %d %04x\n",
2149                     hDlg, spec ? spec : "NULL", idLBox, idStatic, attrib );
2150
2151     if (spec && spec[0] && (spec[1] == ':'))
2152     {
2153         drive = toupper( spec[0] ) - 'A';
2154         spec += 2;
2155         if (!DRIVE_SetCurrentDrive( drive )) return FALSE;
2156     }
2157     else drive = DRIVE_GetCurrentDrive();
2158
2159     /* If the path exists and is a directory, chdir to it */
2160     if (!spec || !spec[0] || DRIVE_Chdir( drive, spec )) spec = "*.*";
2161     else
2162     {
2163         char *p, *p2;
2164         p = spec;
2165         if ((p2 = strrchr( p, '\\' ))) p = p2;
2166         if ((p2 = strrchr( p, '/' ))) p = p2;
2167         if (p != spec)
2168         {
2169             char sep = *p;
2170             *p = 0;
2171             if (!DRIVE_Chdir( drive, spec ))
2172             {
2173                 *p = sep;  /* Restore the original spec */
2174                 return FALSE;
2175             }
2176             spec = p + 1;
2177         }
2178     }
2179
2180     TRACE("path=%c:\\%s mask=%s\n",
2181                     'A' + drive, DRIVE_GetDosCwd(drive), spec );
2182
2183     if (idLBox && ((hwnd = GetDlgItem( hDlg, idLBox )) != 0))
2184     {
2185         SENDMSG( combo ? CB_RESETCONTENT : LB_RESETCONTENT, 0, 0 );
2186         if (attrib & DDL_DIRECTORY)
2187         {
2188             if (!(attrib & DDL_EXCLUSIVE))
2189             {
2190                 if (SENDMSG( combo ? CB_DIR : LB_DIR,
2191                              attrib & ~(DDL_DIRECTORY | DDL_DRIVES),
2192                              (LPARAM)spec ) == LB_ERR)
2193                     return FALSE;
2194             }
2195             if (SENDMSG( combo ? CB_DIR : LB_DIR,
2196                        (attrib & (DDL_DIRECTORY | DDL_DRIVES)) | DDL_EXCLUSIVE,
2197                          (LPARAM)"*.*" ) == LB_ERR)
2198                 return FALSE;
2199         }
2200         else
2201         {
2202             if (SENDMSG( combo ? CB_DIR : LB_DIR, attrib,
2203                          (LPARAM)spec ) == LB_ERR)
2204                 return FALSE;
2205         }
2206     }
2207
2208     if (idStatic && ((hwnd = GetDlgItem( hDlg, idStatic )) != 0))
2209     {
2210         char temp[512];
2211         int drive = DRIVE_GetCurrentDrive();
2212         strcpy( temp, "A:\\" );
2213         temp[0] += drive;
2214         lstrcpynA( temp + 3, DRIVE_GetDosCwd(drive), sizeof(temp)-3 );
2215         CharLowerA( temp );
2216         /* Can't use PostMessage() here, because the string is on the stack */
2217         SetDlgItemTextA( hDlg, idStatic, temp );
2218     }
2219
2220     if (orig_spec && (spec != orig_spec))
2221     {
2222         /* Update the original file spec */
2223         char *p = spec;
2224         while ((*orig_spec++ = *p++));
2225     }
2226
2227     return TRUE;
2228 #undef SENDMSG
2229 }
2230
2231
2232 /**********************************************************************
2233  *          DIALOG_DlgDirListW
2234  *
2235  * Helper function for DlgDirList*W
2236  */
2237 static INT DIALOG_DlgDirListW( HWND hDlg, LPWSTR spec, INT idLBox,
2238                                  INT idStatic, UINT attrib, BOOL combo )
2239 {
2240     if (spec)
2241     {
2242         LPSTR specA = HEAP_strdupWtoA( GetProcessHeap(), 0, spec );
2243         INT ret = DIALOG_DlgDirList( hDlg, specA, idLBox, idStatic,
2244                                        attrib, combo );
2245         lstrcpyAtoW( spec, specA );
2246         HeapFree( GetProcessHeap(), 0, specA );
2247         return ret;
2248     }
2249     return DIALOG_DlgDirList( hDlg, NULL, idLBox, idStatic, attrib, combo );
2250 }
2251
2252
2253 /**********************************************************************
2254  *          DlgDirSelect    (USER.99)
2255  */
2256 BOOL16 WINAPI DlgDirSelect16( HWND16 hwnd, LPSTR str, INT16 id )
2257 {
2258     return DlgDirSelectEx16( hwnd, str, 128, id );
2259 }
2260
2261
2262 /**********************************************************************
2263  *          DlgDirSelectComboBox    (USER.194)
2264  */
2265 BOOL16 WINAPI DlgDirSelectComboBox16( HWND16 hwnd, LPSTR str, INT16 id )
2266 {
2267     return DlgDirSelectComboBoxEx16( hwnd, str, 128, id );
2268 }
2269
2270
2271 /**********************************************************************
2272  *           DlgDirSelectEx16    (USER.422)
2273  */
2274 BOOL16 WINAPI DlgDirSelectEx16( HWND16 hwnd, LPSTR str, INT16 len, INT16 id )
2275 {
2276     return DIALOG_DlgDirSelect( hwnd, str, len, id, FALSE, FALSE, FALSE );
2277 }
2278
2279
2280 /**********************************************************************
2281  *           DlgDirSelectExA    (USER32.149)
2282  */
2283 BOOL WINAPI DlgDirSelectExA( HWND hwnd, LPSTR str, INT len, INT id )
2284 {
2285     return DIALOG_DlgDirSelect( hwnd, str, len, id, TRUE, FALSE, FALSE );
2286 }
2287
2288
2289 /**********************************************************************
2290  *           DlgDirSelectExW    (USER32.150)
2291  */
2292 BOOL WINAPI DlgDirSelectExW( HWND hwnd, LPWSTR str, INT len, INT id )
2293 {
2294     return DIALOG_DlgDirSelect( hwnd, (LPSTR)str, len, id, TRUE, TRUE, FALSE );
2295 }
2296
2297
2298 /**********************************************************************
2299  *           DlgDirSelectComboBoxEx16    (USER.423)
2300  */
2301 BOOL16 WINAPI DlgDirSelectComboBoxEx16( HWND16 hwnd, LPSTR str, INT16 len,
2302                                         INT16 id )
2303 {
2304     return DIALOG_DlgDirSelect( hwnd, str, len, id, FALSE, FALSE, TRUE );
2305 }
2306
2307
2308 /**********************************************************************
2309  *           DlgDirSelectComboBoxExA    (USER32.147)
2310  */
2311 BOOL WINAPI DlgDirSelectComboBoxExA( HWND hwnd, LPSTR str, INT len,
2312                                          INT id )
2313 {
2314     return DIALOG_DlgDirSelect( hwnd, str, len, id, TRUE, FALSE, TRUE );
2315 }
2316
2317
2318 /**********************************************************************
2319  *           DlgDirSelectComboBoxExW    (USER32.148)
2320  */
2321 BOOL WINAPI DlgDirSelectComboBoxExW( HWND hwnd, LPWSTR str, INT len,
2322                                          INT id)
2323 {
2324     return DIALOG_DlgDirSelect( hwnd, (LPSTR)str, len, id, TRUE, TRUE, TRUE );
2325 }
2326
2327
2328 /**********************************************************************
2329  *          DlgDirList16    (USER.100)
2330  */
2331 INT16 WINAPI DlgDirList16( HWND16 hDlg, LPSTR spec, INT16 idLBox,
2332                            INT16 idStatic, UINT16 attrib )
2333 {
2334     return DIALOG_DlgDirList( hDlg, spec, idLBox, idStatic, attrib, FALSE );
2335 }
2336
2337
2338 /**********************************************************************
2339  *          DlgDirListA    (USER32.143)
2340  */
2341 INT WINAPI DlgDirListA( HWND hDlg, LPSTR spec, INT idLBox,
2342                             INT idStatic, UINT attrib )
2343 {
2344     return DIALOG_DlgDirList( hDlg, spec, idLBox, idStatic, attrib, FALSE );
2345 }
2346
2347
2348 /**********************************************************************
2349  *          DlgDirListW    (USER32.146)
2350  */
2351 INT WINAPI DlgDirListW( HWND hDlg, LPWSTR spec, INT idLBox,
2352                             INT idStatic, UINT attrib )
2353 {
2354     return DIALOG_DlgDirListW( hDlg, spec, idLBox, idStatic, attrib, FALSE );
2355 }
2356
2357
2358 /**********************************************************************
2359  *          DlgDirListComboBox16    (USER.195)
2360  */
2361 INT16 WINAPI DlgDirListComboBox16( HWND16 hDlg, LPSTR spec, INT16 idCBox,
2362                                    INT16 idStatic, UINT16 attrib )
2363 {
2364     return DIALOG_DlgDirList( hDlg, spec, idCBox, idStatic, attrib, TRUE );
2365 }
2366
2367
2368 /**********************************************************************
2369  *          DlgDirListComboBoxA    (USER32.144)
2370  */
2371 INT WINAPI DlgDirListComboBoxA( HWND hDlg, LPSTR spec, INT idCBox,
2372                                     INT idStatic, UINT attrib )
2373 {
2374     return DIALOG_DlgDirList( hDlg, spec, idCBox, idStatic, attrib, TRUE );
2375 }
2376
2377
2378 /**********************************************************************
2379  *          DlgDirListComboBoxW    (USER32.145)
2380  */
2381 INT WINAPI DlgDirListComboBoxW( HWND hDlg, LPWSTR spec, INT idCBox,
2382                                     INT idStatic, UINT attrib )
2383 {
2384     return DIALOG_DlgDirListW( hDlg, spec, idCBox, idStatic, attrib, TRUE );
2385 }