dlls/user32/user16.c

   1 /*
   2  * Misc 16-bit USER functions
   3  *
   4  * Copyright 1993, 1996 Alexandre Julliard
   5  * Copyright 2002 Patrik Stridvall
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <stdarg.h>
  23 #include <stdlib.h>
  24 #include <stdio.h>
  25 #include <string.h>
  26
  27 #define OEMRESOURCE
  28
  29 #include "wine/winuser16.h"
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "wownt32.h"
  33 #include "user_private.h"
  34 #include "win.h"
  35 #include "controls.h"
  36 #include "wine/debug.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(user);
  39
  40 /* handle to handle 16 conversions */
  41 #define HANDLE_16(h32)          (LOWORD(h32))
  42
  43 /* handle16 to handle conversions */
  44 #define HANDLE_32(h16)          ((HANDLE)(ULONG_PTR)(h16))
  45 #define HINSTANCE_32(h16)       ((HINSTANCE)(ULONG_PTR)(h16))
  46
  47 #define IS_MENU_STRING_ITEM(flags) \
  48     (((flags) & (MF_STRING | MF_BITMAP | MF_OWNERDRAW | MF_SEPARATOR)) == MF_STRING)
  49
  50 /* UserSeeUserDo parameters */
  51 #define USUD_LOCALALLOC        0x0001
  52 #define USUD_LOCALFREE         0x0002
  53 #define USUD_LOCALCOMPACT      0x0003
  54 #define USUD_LOCALHEAP         0x0004
  55 #define USUD_FIRSTCLASS        0x0005
  56
  57 WORD WINAPI DestroyIcon32(HGLOBAL16, UINT16);
  58
  59
  60 struct gray_string_info
  61 {
  62     GRAYSTRINGPROC16 proc;
  63     LPARAM           param;
  64     char             str[1];
  65 };
  66
  67 /* callback for 16-bit gray string proc with opaque pointer */
  68 static BOOL CALLBACK gray_string_callback( HDC hdc, LPARAM param, INT len )
  69 {
  70     const struct gray_string_info *info = (struct gray_string_info *)param;
  71     WORD args[4];
  72     DWORD ret;
  73
  74     args[3] = HDC_16(hdc);
  75     args[2] = HIWORD(info->param);
  76     args[1] = LOWORD(info->param);
  77     args[0] = len;
  78     WOWCallback16Ex( (DWORD)info->proc, WCB16_PASCAL, sizeof(args), args, &ret );
  79     return LOWORD(ret);
  80 }
  81
  82 /* callback for 16-bit gray string proc with string pointer */
  83 static BOOL CALLBACK gray_string_callback_ptr( HDC hdc, LPARAM param, INT len )
  84 {
  85     const struct gray_string_info *info;
  86     char *str = (char *)param;
  87
  88     info = (struct gray_string_info *)(str - offsetof( struct gray_string_info, str ));
  89     return gray_string_callback( hdc, (LPARAM)info, len );
  90 }
  91
  92 struct draw_state_info
  93 {
  94     DRAWSTATEPROC16 proc;
  95     LPARAM          param;
  96 };
  97
  98 /* callback for 16-bit DrawState functions */
  99 static BOOL CALLBACK draw_state_callback( HDC hdc, LPARAM lparam, WPARAM wparam, int cx, int cy )
 100 {
 101     const struct draw_state_info *info = (struct draw_state_info *)lparam;
 102     WORD args[6];
 103     DWORD ret;
 104
 105     args[5] = HDC_16(hdc);
 106     args[4] = HIWORD(info->param);
 107     args[3] = LOWORD(info->param);
 108     args[2] = wparam;
 109     args[1] = cx;
 110     args[0] = cy;
 111     WOWCallback16Ex( (DWORD)info->proc, WCB16_PASCAL, sizeof(args), args, &ret );
 112     return LOWORD(ret);
 113 }
 114
 115
 116 /**********************************************************************
 117  *              InitApp (USER.5)
 118  */
 119 INT16 WINAPI InitApp16( HINSTANCE16 hInstance )
 120 {
 121     /* Create task message queue */
 122     return (InitThreadInput16( 0, 0 ) != 0);
 123 }
 124
 125
 126 /***********************************************************************
 127  *              ExitWindows (USER.7)
 128  */
 129 BOOL16 WINAPI ExitWindows16( DWORD dwReturnCode, UINT16 wReserved )
 130 {
 131     return ExitWindowsEx( EWX_LOGOFF, 0xffffffff );
 132 }
 133
 134
 135 /***********************************************************************
 136  *              GetTimerResolution (USER.14)
 137  */
 138 LONG WINAPI GetTimerResolution16(void)
 139 {
 140     return (1000);
 141 }
 142
 143
 144 /***********************************************************************
 145  *              ClipCursor (USER.16)
 146  */
 147 BOOL16 WINAPI ClipCursor16( const RECT16 *rect )
 148 {
 149     RECT rect32;
 150
 151     if (!rect) return ClipCursor( NULL );
 152     rect32.left   = rect->left;
 153     rect32.top    = rect->top;
 154     rect32.right  = rect->right;
 155     rect32.bottom = rect->bottom;
 156     return ClipCursor( &rect32 );
 157 }
 158
 159
 160 /***********************************************************************
 161  *              GetCursorPos (USER.17)
 162  */
 163 BOOL16 WINAPI GetCursorPos16( POINT16 *pt )
 164 {
 165     POINT pos;
 166     if (!pt) return 0;
 167     GetCursorPos(&pos);
 168     pt->x = pos.x;
 169     pt->y = pos.y;
 170     return 1;
 171 }
 172
 173
 174 /***********************************************************************
 175  *              SetCursor (USER.69)
 176  */
 177 HCURSOR16 WINAPI SetCursor16(HCURSOR16 hCursor)
 178 {
 179   return HCURSOR_16(SetCursor(HCURSOR_32(hCursor)));
 180 }
 181
 182
 183 /***********************************************************************
 184  *              SetCursorPos (USER.70)
 185  */
 186 void WINAPI SetCursorPos16( INT16 x, INT16 y )
 187 {
 188     SetCursorPos( x, y );
 189 }
 190
 191
 192 /***********************************************************************
 193  *              ShowCursor (USER.71)
 194  */
 195 INT16 WINAPI ShowCursor16(BOOL16 bShow)
 196 {
 197   return ShowCursor(bShow);
 198 }
 199
 200
 201 /***********************************************************************
 202  *              SetRect (USER.72)
 203  */
 204 void WINAPI SetRect16( LPRECT16 rect, INT16 left, INT16 top, INT16 right, INT16 bottom )
 205 {
 206     rect->left   = left;
 207     rect->right  = right;
 208     rect->top    = top;
 209     rect->bottom = bottom;
 210 }
 211
 212
 213 /***********************************************************************
 214  *              SetRectEmpty (USER.73)
 215  */
 216 void WINAPI SetRectEmpty16( LPRECT16 rect )
 217 {
 218     rect->left = rect->right = rect->top = rect->bottom = 0;
 219 }
 220
 221
 222 /***********************************************************************
 223  *              CopyRect (USER.74)
 224  */
 225 BOOL16 WINAPI CopyRect16( RECT16 *dest, const RECT16 *src )
 226 {
 227     *dest = *src;
 228     return TRUE;
 229 }
 230
 231
 232 /***********************************************************************
 233  *              IsRectEmpty (USER.75)
 234  *
 235  * Bug compat: Windows checks for 0 or negative width/height.
 236  */
 237 BOOL16 WINAPI IsRectEmpty16( const RECT16 *rect )
 238 {
 239     return ((rect->left >= rect->right) || (rect->top >= rect->bottom));
 240 }
 241
 242
 243 /***********************************************************************
 244  *              PtInRect (USER.76)
 245  */
 246 BOOL16 WINAPI PtInRect16( const RECT16 *rect, POINT16 pt )
 247 {
 248     return ((pt.x >= rect->left) && (pt.x < rect->right) &&
 249             (pt.y >= rect->top) && (pt.y < rect->bottom));
 250 }
 251
 252
 253 /***********************************************************************
 254  *              OffsetRect (USER.77)
 255  */
 256 void WINAPI OffsetRect16( LPRECT16 rect, INT16 x, INT16 y )
 257 {
 258     rect->left   += x;
 259     rect->right  += x;
 260     rect->top    += y;
 261     rect->bottom += y;
 262 }
 263
 264
 265 /***********************************************************************
 266  *              InflateRect (USER.78)
 267  */
 268 void WINAPI InflateRect16( LPRECT16 rect, INT16 x, INT16 y )
 269 {
 270     rect->left   -= x;
 271     rect->top    -= y;
 272     rect->right  += x;
 273     rect->bottom += y;
 274 }
 275
 276
 277 /***********************************************************************
 278  *              IntersectRect (USER.79)
 279  */
 280 BOOL16 WINAPI IntersectRect16( LPRECT16 dest, const RECT16 *src1,
 281                                const RECT16 *src2 )
 282 {
 283     if (IsRectEmpty16(src1) || IsRectEmpty16(src2) ||
 284         (src1->left >= src2->right) || (src2->left >= src1->right) ||
 285         (src1->top >= src2->bottom) || (src2->top >= src1->bottom))
 286     {
 287         SetRectEmpty16( dest );
 288         return FALSE;
 289     }
 290     dest->left   = max( src1->left, src2->left );
 291     dest->right  = min( src1->right, src2->right );
 292     dest->top    = max( src1->top, src2->top );
 293     dest->bottom = min( src1->bottom, src2->bottom );
 294     return TRUE;
 295 }
 296
 297
 298 /***********************************************************************
 299  *              UnionRect (USER.80)
 300  */
 301 BOOL16 WINAPI UnionRect16( LPRECT16 dest, const RECT16 *src1,
 302                            const RECT16 *src2 )
 303 {
 304     if (IsRectEmpty16(src1))
 305     {
 306         if (IsRectEmpty16(src2))
 307         {
 308             SetRectEmpty16( dest );
 309             return FALSE;
 310         }
 311         else *dest = *src2;
 312     }
 313     else
 314     {
 315         if (IsRectEmpty16(src2)) *dest = *src1;
 316         else
 317         {
 318             dest->left   = min( src1->left, src2->left );
 319             dest->right  = max( src1->right, src2->right );
 320             dest->top    = min( src1->top, src2->top );
 321             dest->bottom = max( src1->bottom, src2->bottom );
 322         }
 323     }
 324     return TRUE;
 325 }
 326
 327
 328 /***********************************************************************
 329  *              FillRect (USER.81)
 330  * NOTE
 331  *   The Win16 variant doesn't support special color brushes like
 332  *   the Win32 one, despite the fact that Win16, as well as Win32,
 333  *   supports special background brushes for a window class.
 334  */
 335 INT16 WINAPI FillRect16( HDC16 hdc, const RECT16 *rect, HBRUSH16 hbrush )
 336 {
 337     HBRUSH prevBrush;
 338
 339     /* coordinates are logical so we cannot fast-check 'rect',
 340      * it will be done later in the PatBlt().
 341      */
 342
 343     if (!(prevBrush = SelectObject( HDC_32(hdc), HBRUSH_32(hbrush) ))) return 0;
 344     PatBlt( HDC_32(hdc), rect->left, rect->top,
 345               rect->right - rect->left, rect->bottom - rect->top, PATCOPY );
 346     SelectObject( HDC_32(hdc), prevBrush );
 347     return 1;
 348 }
 349
 350
 351 /***********************************************************************
 352  *              InvertRect (USER.82)
 353  */
 354 void WINAPI InvertRect16( HDC16 hdc, const RECT16 *rect )
 355 {
 356     PatBlt( HDC_32(hdc), rect->left, rect->top,
 357               rect->right - rect->left, rect->bottom - rect->top, DSTINVERT );
 358 }
 359
 360
 361 /***********************************************************************
 362  *              FrameRect (USER.83)
 363  */
 364 INT16 WINAPI FrameRect16( HDC16 hdc, const RECT16 *rect16, HBRUSH16 hbrush )
 365 {
 366     RECT rect;
 367
 368     rect.left   = rect16->left;
 369     rect.top    = rect16->top;
 370     rect.right  = rect16->right;
 371     rect.bottom = rect16->bottom;
 372     return FrameRect( HDC_32(hdc), &rect, HBRUSH_32(hbrush) );
 373 }
 374
 375
 376 /***********************************************************************
 377  *              DrawIcon (USER.84)
 378  */
 379 BOOL16 WINAPI DrawIcon16(HDC16 hdc, INT16 x, INT16 y, HICON16 hIcon)
 380 {
 381   return DrawIcon(HDC_32(hdc), x, y, HICON_32(hIcon));
 382 }
 383
 384
 385 /***********************************************************************
 386  *           DrawText    (USER.85)
 387  */
 388 INT16 WINAPI DrawText16( HDC16 hdc, LPCSTR str, INT16 count, LPRECT16 rect, UINT16 flags )
 389 {
 390     INT16 ret;
 391
 392     if (rect)
 393     {
 394         RECT rect32;
 395
 396         rect32.left   = rect->left;
 397         rect32.top    = rect->top;
 398         rect32.right  = rect->right;
 399         rect32.bottom = rect->bottom;
 400         ret = DrawTextA( HDC_32(hdc), str, count, &rect32, flags );
 401         rect->left   = rect32.left;
 402         rect->top    = rect32.top;
 403         rect->right  = rect32.right;
 404         rect->bottom = rect32.bottom;
 405     }
 406     else ret = DrawTextA( HDC_32(hdc), str, count, NULL, flags);
 407     return ret;
 408 }
 409
 410
 411 /***********************************************************************
 412  *              IconSize (USER.86)
 413  *
 414  * See "Undocumented Windows". Used by W2.0 paint.exe.
 415  */
 416 DWORD WINAPI IconSize16(void)
 417 {
 418   return MAKELONG(GetSystemMetrics(SM_CYICON), GetSystemMetrics(SM_CXICON));
 419 }
 420
 421
 422 /***********************************************************************
 423  *              AdjustWindowRect (USER.102)
 424  */
 425 BOOL16 WINAPI AdjustWindowRect16( LPRECT16 rect, DWORD style, BOOL16 menu )
 426 {
 427     return AdjustWindowRectEx16( rect, style, menu, 0 );
 428 }
 429
 430
 431 /**************************************************************************
 432  *              CloseClipboard (USER.138)
 433  */
 434 BOOL16 WINAPI CloseClipboard16(void)
 435 {
 436     return CloseClipboard();
 437 }
 438
 439
 440 /**************************************************************************
 441  *              EmptyClipboard (USER.139)
 442  */
 443 BOOL16 WINAPI EmptyClipboard16(void)
 444 {
 445     return EmptyClipboard();
 446 }
 447
 448
 449 /**************************************************************************
 450  *              CountClipboardFormats (USER.143)
 451  */
 452 INT16 WINAPI CountClipboardFormats16(void)
 453 {
 454     return CountClipboardFormats();
 455 }
 456
 457
 458 /**************************************************************************
 459  *              EnumClipboardFormats (USER.144)
 460  */
 461 UINT16 WINAPI EnumClipboardFormats16( UINT16 id )
 462 {
 463     return EnumClipboardFormats( id );
 464 }
 465
 466
 467 /**************************************************************************
 468  *              RegisterClipboardFormat (USER.145)
 469  */
 470 UINT16 WINAPI RegisterClipboardFormat16( LPCSTR name )
 471 {
 472     return RegisterClipboardFormatA( name );
 473 }
 474
 475
 476 /**************************************************************************
 477  *              GetClipboardFormatName (USER.146)
 478  */
 479 INT16 WINAPI GetClipboardFormatName16( UINT16 id, LPSTR buffer, INT16 maxlen )
 480 {
 481     return GetClipboardFormatNameA( id, buffer, maxlen );
 482 }
 483
 484
 485 /**********************************************************************
 486  *         CreateMenu    (USER.151)
 487  */
 488 HMENU16 WINAPI CreateMenu16(void)
 489 {
 490     return HMENU_16( CreateMenu() );
 491 }
 492
 493
 494 /**********************************************************************
 495  *         DestroyMenu    (USER.152)
 496  */
 497 BOOL16 WINAPI DestroyMenu16( HMENU16 hMenu )
 498 {
 499     return DestroyMenu( HMENU_32(hMenu) );
 500 }
 501
 502
 503 /*******************************************************************
 504  *         ChangeMenu    (USER.153)
 505  */
 506 BOOL16 WINAPI ChangeMenu16( HMENU16 hMenu, UINT16 pos, SEGPTR data,
 507                             UINT16 id, UINT16 flags )
 508 {
 509     if (flags & MF_APPEND) return AppendMenu16( hMenu, flags & ~MF_APPEND, id, data );
 510
 511     /* FIXME: Word passes the item id in 'pos' and 0 or 0xffff as id */
 512     /* for MF_DELETE. We should check the parameters for all others */
 513     /* MF_* actions also (anybody got a doc on ChangeMenu?). */
 514
 515     if (flags & MF_DELETE) return DeleteMenu16(hMenu, pos, flags & ~MF_DELETE);
 516     if (flags & MF_CHANGE) return ModifyMenu16(hMenu, pos, flags & ~MF_CHANGE, id, data );
 517     if (flags & MF_REMOVE) return RemoveMenu16(hMenu, flags & MF_BYPOSITION ? pos : id,
 518                                                flags & ~MF_REMOVE );
 519     /* Default: MF_INSERT */
 520     return InsertMenu16( hMenu, pos, flags, id, data );
 521 }
 522
 523
 524 /*******************************************************************
 525  *         CheckMenuItem    (USER.154)
 526  */
 527 BOOL16 WINAPI CheckMenuItem16( HMENU16 hMenu, UINT16 id, UINT16 flags )
 528 {
 529     return CheckMenuItem( HMENU_32(hMenu), id, flags );
 530 }
 531
 532
 533 /**********************************************************************
 534  *         EnableMenuItem    (USER.155)
 535  */
 536 BOOL16 WINAPI EnableMenuItem16( HMENU16 hMenu, UINT16 wItemID, UINT16 wFlags )
 537 {
 538     return EnableMenuItem( HMENU_32(hMenu), wItemID, wFlags );
 539 }
 540
 541
 542 /**********************************************************************
 543  *         GetSubMenu    (USER.159)
 544  */
 545 HMENU16 WINAPI GetSubMenu16( HMENU16 hMenu, INT16 nPos )
 546 {
 547     return HMENU_16( GetSubMenu( HMENU_32(hMenu), nPos ) );
 548 }
 549
 550
 551 /*******************************************************************
 552  *         GetMenuString    (USER.161)
 553  */
 554 INT16 WINAPI GetMenuString16( HMENU16 hMenu, UINT16 wItemID,
 555                               LPSTR str, INT16 nMaxSiz, UINT16 wFlags )
 556 {
 557     return GetMenuStringA( HMENU_32(hMenu), wItemID, str, nMaxSiz, wFlags );
 558 }
 559
 560
 561 /**********************************************************************
 562  *              WinHelp (USER.171)
 563  */
 564 BOOL16 WINAPI WinHelp16( HWND16 hWnd, LPCSTR lpHelpFile, UINT16 wCommand,
 565                          DWORD dwData )
 566 {
 567     BOOL ret;
 568     DWORD mutex_count;
 569
 570     /* We might call WinExec() */
 571     ReleaseThunkLock(&mutex_count);
 572
 573     ret = WinHelpA(WIN_Handle32(hWnd), lpHelpFile, wCommand, (DWORD)MapSL(dwData));
 574
 575     RestoreThunkLock(mutex_count);
 576     return ret;
 577 }
 578
 579
 580 /***********************************************************************
 581  *              LoadCursor (USER.173)
 582  */
 583 HCURSOR16 WINAPI LoadCursor16(HINSTANCE16 hInstance, LPCSTR name)
 584 {
 585   return HCURSOR_16(LoadCursorA(HINSTANCE_32(hInstance), name));
 586 }
 587
 588
 589 /***********************************************************************
 590  *              LoadIcon (USER.174)
 591  */
 592 HICON16 WINAPI LoadIcon16(HINSTANCE16 hInstance, LPCSTR name)
 593 {
 594   return HICON_16(LoadIconA(HINSTANCE_32(hInstance), name));
 595 }
 596
 597 /**********************************************************************
 598  *              LoadBitmap (USER.175)
 599  */
 600 HBITMAP16 WINAPI LoadBitmap16(HINSTANCE16 hInstance, LPCSTR name)
 601 {
 602   return HBITMAP_16(LoadBitmapA(HINSTANCE_32(hInstance), name));
 603 }
 604
 605
 606 /***********************************************************************
 607  *              GetSystemMetrics (USER.179)
 608  */
 609 INT16 WINAPI GetSystemMetrics16( INT16 index )
 610 {
 611     return GetSystemMetrics( index );
 612 }
 613
 614
 615 /*************************************************************************
 616  *              GetSysColor (USER.180)
 617  */
 618 COLORREF WINAPI GetSysColor16( INT16 index )
 619 {
 620     return GetSysColor( index );
 621 }
 622
 623
 624 /*************************************************************************
 625  *              SetSysColors (USER.181)
 626  */
 627 VOID WINAPI SetSysColors16( INT16 count, const INT16 *list16, const COLORREF *values )
 628 {
 629     INT i, *list;
 630
 631     if ((list = HeapAlloc( GetProcessHeap(), 0, count * sizeof(*list) )))
 632     {
 633         for (i = 0; i < count; i++) list[i] = list16[i];
 634         SetSysColors( count, list, values );
 635         HeapFree( GetProcessHeap(), 0, list );
 636     }
 637 }
 638
 639
 640 /***********************************************************************
 641  *           GrayString   (USER.185)
 642  */
 643 BOOL16 WINAPI GrayString16( HDC16 hdc, HBRUSH16 hbr, GRAYSTRINGPROC16 gsprc,
 644                             LPARAM lParam, INT16 cch, INT16 x, INT16 y,
 645                             INT16 cx, INT16 cy )
 646 {
 647     BOOL ret;
 648
 649     if (!gsprc) return GrayStringA( HDC_32(hdc), HBRUSH_32(hbr), NULL,
 650                                     (LPARAM)MapSL(lParam), cch, x, y, cx, cy );
 651
 652     if (cch == -1 || (cch && cx && cy))
 653     {
 654         /* lParam can be treated as an opaque pointer */
 655         struct gray_string_info info;
 656
 657         info.proc  = gsprc;
 658         info.param = lParam;
 659         ret = GrayStringA( HDC_32(hdc), HBRUSH_32(hbr), gray_string_callback,
 660                            (LPARAM)&info, cch, x, y, cx, cy );
 661     }
 662     else  /* here we need some string conversions */
 663     {
 664         char *str16 = MapSL(lParam);
 665         struct gray_string_info *info;
 666
 667         if (!cch) cch = strlen(str16);
 668         if (!(info = HeapAlloc( GetProcessHeap(), 0, sizeof(*info) + cch ))) return FALSE;
 669         info->proc  = gsprc;
 670         info->param = lParam;
 671         memcpy( info->str, str16, cch );
 672         ret = GrayStringA( HDC_32(hdc), HBRUSH_32(hbr), gray_string_callback_ptr,
 673                            (LPARAM)info->str, cch, x, y, cx, cy );
 674         HeapFree( GetProcessHeap(), 0, info );
 675     }
 676     return ret;
 677 }
 678
 679
 680 /**************************************************************************
 681  *              IsClipboardFormatAvailable (USER.193)
 682  */
 683 BOOL16 WINAPI IsClipboardFormatAvailable16( UINT16 wFormat )
 684 {
 685     return IsClipboardFormatAvailable( wFormat );
 686 }
 687
 688
 689 /***********************************************************************
 690  *           TabbedTextOut    (USER.196)
 691  */
 692 LONG WINAPI TabbedTextOut16( HDC16 hdc, INT16 x, INT16 y, LPCSTR lpstr,
 693                              INT16 count, INT16 nb_tabs, const INT16 *tabs16, INT16 tab_org )
 694 {
 695     LONG ret;
 696     INT i, *tabs = HeapAlloc( GetProcessHeap(), 0, nb_tabs * sizeof(tabs) );
 697     if (!tabs) return 0;
 698     for (i = 0; i < nb_tabs; i++) tabs[i] = tabs16[i];
 699     ret = TabbedTextOutA( HDC_32(hdc), x, y, lpstr, count, nb_tabs, tabs, tab_org );
 700     HeapFree( GetProcessHeap(), 0, tabs );
 701     return ret;
 702 }
 703
 704
 705 /***********************************************************************
 706  *           GetTabbedTextExtent    (USER.197)
 707  */
 708 DWORD WINAPI GetTabbedTextExtent16( HDC16 hdc, LPCSTR lpstr, INT16 count,
 709                                     INT16 nb_tabs, const INT16 *tabs16 )
 710 {
 711     LONG ret;
 712     INT i, *tabs = HeapAlloc( GetProcessHeap(), 0, nb_tabs * sizeof(tabs) );
 713     if (!tabs) return 0;
 714     for (i = 0; i < nb_tabs; i++) tabs[i] = tabs16[i];
 715     ret = GetTabbedTextExtentA( HDC_32(hdc), lpstr, count, nb_tabs, tabs );
 716     HeapFree( GetProcessHeap(), 0, tabs );
 717     return ret;
 718 }
 719
 720
 721 /***********************************************************************
 722  *              UserSeeUserDo (USER.216)
 723  */
 724 DWORD WINAPI UserSeeUserDo16(WORD wReqType, WORD wParam1, WORD wParam2, WORD wParam3)
 725 {
 726     STACK16FRAME* stack16 = MapSL((SEGPTR)NtCurrentTeb()->WOW32Reserved);
 727     HANDLE16 oldDS = stack16->ds;
 728     DWORD ret = (DWORD)-1;
 729
 730     stack16->ds = USER_HeapSel;
 731     switch (wReqType)
 732     {
 733     case USUD_LOCALALLOC:
 734         ret = LocalAlloc16(wParam1, wParam3);
 735         break;
 736     case USUD_LOCALFREE:
 737         ret = LocalFree16(wParam1);
 738         break;
 739     case USUD_LOCALCOMPACT:
 740         ret = LocalCompact16(wParam3);
 741         break;
 742     case USUD_LOCALHEAP:
 743         ret = USER_HeapSel;
 744         break;
 745     case USUD_FIRSTCLASS:
 746         FIXME("return a pointer to the first window class.\n");
 747         break;
 748     default:
 749         WARN("wReqType %04x (unknown)\n", wReqType);
 750     }
 751     stack16->ds = oldDS;
 752     return ret;
 753 }
 754
 755
 756 /*************************************************************************
 757  *              ScrollDC (USER.221)
 758  */
 759 BOOL16 WINAPI ScrollDC16( HDC16 hdc, INT16 dx, INT16 dy, const RECT16 *rect,
 760                           const RECT16 *cliprc, HRGN16 hrgnUpdate,
 761                           LPRECT16 rcUpdate )
 762 {
 763     RECT rect32, clipRect32, rcUpdate32;
 764     BOOL16 ret;
 765
 766     if (rect)
 767     {
 768         rect32.left   = rect->left;
 769         rect32.top    = rect->top;
 770         rect32.right  = rect->right;
 771         rect32.bottom = rect->bottom;
 772     }
 773     if (cliprc)
 774     {
 775         clipRect32.left   = cliprc->left;
 776         clipRect32.top    = cliprc->top;
 777         clipRect32.right  = cliprc->right;
 778         clipRect32.bottom = cliprc->bottom;
 779     }
 780     ret = ScrollDC( HDC_32(hdc), dx, dy, rect ? &rect32 : NULL,
 781                     cliprc ? &clipRect32 : NULL, HRGN_32(hrgnUpdate),
 782                     &rcUpdate32 );
 783     if (rcUpdate)
 784     {
 785         rcUpdate->left   = rcUpdate32.left;
 786         rcUpdate->top    = rcUpdate32.top;
 787         rcUpdate->right  = rcUpdate32.right;
 788         rcUpdate->bottom = rcUpdate32.bottom;
 789     }
 790     return ret;
 791 }
 792
 793
 794 /***********************************************************************
 795  *              GetSystemDebugState (USER.231)
 796  */
 797 WORD WINAPI GetSystemDebugState16(void)
 798 {
 799     return 0;  /* FIXME */
 800 }
 801
 802
 803 /***********************************************************************
 804  *              EqualRect (USER.244)
 805  */
 806 BOOL16 WINAPI EqualRect16( const RECT16* rect1, const RECT16* rect2 )
 807 {
 808     return ((rect1->left == rect2->left) && (rect1->right == rect2->right) &&
 809             (rect1->top == rect2->top) && (rect1->bottom == rect2->bottom));
 810 }
 811
 812
 813 /***********************************************************************
 814  *              ExitWindowsExec (USER.246)
 815  */
 816 BOOL16 WINAPI ExitWindowsExec16( LPCSTR lpszExe, LPCSTR lpszParams )
 817 {
 818     TRACE("Should run the following in DOS-mode: \"%s %s\"\n",
 819           lpszExe, lpszParams);
 820     return ExitWindowsEx( EWX_LOGOFF, 0xffffffff );
 821 }
 822
 823
 824 /***********************************************************************
 825  *              GetCursor (USER.247)
 826  */
 827 HCURSOR16 WINAPI GetCursor16(void)
 828 {
 829   return HCURSOR_16(GetCursor());
 830 }
 831
 832
 833 /**********************************************************************
 834  *              GetAsyncKeyState (USER.249)
 835  */
 836 INT16 WINAPI GetAsyncKeyState16( INT16 key )
 837 {
 838     return GetAsyncKeyState( key );
 839 }
 840
 841
 842 /**********************************************************************
 843  *         GetMenuState    (USER.250)
 844  */
 845 UINT16 WINAPI GetMenuState16( HMENU16 hMenu, UINT16 wItemID, UINT16 wFlags )
 846 {
 847     return GetMenuState( HMENU_32(hMenu), wItemID, wFlags );
 848 }
 849
 850
 851 /**********************************************************************
 852  *         GetMenuItemCount    (USER.263)
 853  */
 854 INT16 WINAPI GetMenuItemCount16( HMENU16 hMenu )
 855 {
 856     return GetMenuItemCount( HMENU_32(hMenu) );
 857 }
 858
 859
 860 /**********************************************************************
 861  *         GetMenuItemID    (USER.264)
 862  */
 863 UINT16 WINAPI GetMenuItemID16( HMENU16 hMenu, INT16 nPos )
 864 {
 865     return GetMenuItemID( HMENU_32(hMenu), nPos );
 866 }
 867
 868
 869 /***********************************************************************
 870  *              GlobalAddAtom (USER.268)
 871  */
 872 ATOM WINAPI GlobalAddAtom16(LPCSTR lpString)
 873 {
 874   return GlobalAddAtomA(lpString);
 875 }
 876
 877 /***********************************************************************
 878  *              GlobalDeleteAtom (USER.269)
 879  */
 880 ATOM WINAPI GlobalDeleteAtom16(ATOM nAtom)
 881 {
 882   return GlobalDeleteAtom(nAtom);
 883 }
 884
 885 /***********************************************************************
 886  *              GlobalFindAtom (USER.270)
 887  */
 888 ATOM WINAPI GlobalFindAtom16(LPCSTR lpString)
 889 {
 890   return GlobalFindAtomA(lpString);
 891 }
 892
 893 /***********************************************************************
 894  *              GlobalGetAtomName (USER.271)
 895  */
 896 UINT16 WINAPI GlobalGetAtomName16(ATOM nAtom, LPSTR lpBuffer, INT16 nSize)
 897 {
 898   return GlobalGetAtomNameA(nAtom, lpBuffer, nSize);
 899 }
 900
 901
 902 /***********************************************************************
 903  *              ControlPanelInfo (USER.273)
 904  */
 905 void WINAPI ControlPanelInfo16( INT16 nInfoType, WORD wData, LPSTR lpBuffer )
 906 {
 907     FIXME("(%d, %04x, %p): stub.\n", nInfoType, wData, lpBuffer);
 908 }
 909
 910
 911 /***********************************************************************
 912  *           OldSetDeskPattern   (USER.279)
 913  */
 914 BOOL16 WINAPI SetDeskPattern16(void)
 915 {
 916     return SystemParametersInfoA( SPI_SETDESKPATTERN, -1, NULL, FALSE );
 917 }
 918
 919
 920 /***********************************************************************
 921  *              GetSysColorBrush (USER.281)
 922  */
 923 HBRUSH16 WINAPI GetSysColorBrush16( INT16 index )
 924 {
 925     return HBRUSH_16( GetSysColorBrush(index) );
 926 }
 927
 928
 929 /***********************************************************************
 930  *              SelectPalette (USER.282)
 931  */
 932 HPALETTE16 WINAPI SelectPalette16( HDC16 hdc, HPALETTE16 hpal, BOOL16 bForceBackground )
 933 {
 934     return HPALETTE_16( SelectPalette( HDC_32(hdc), HPALETTE_32(hpal), bForceBackground ));
 935 }
 936
 937 /***********************************************************************
 938  *              RealizePalette (USER.283)
 939  */
 940 UINT16 WINAPI RealizePalette16( HDC16 hdc )
 941 {
 942     return UserRealizePalette( HDC_32(hdc) );
 943 }
 944
 945
 946 /***********************************************************************
 947  *              GetFreeSystemResources (USER.284)
 948  */
 949 WORD WINAPI GetFreeSystemResources16( WORD resType )
 950 {
 951     STACK16FRAME* stack16 = MapSL((SEGPTR)NtCurrentTeb()->WOW32Reserved);
 952     HANDLE16 oldDS = stack16->ds;
 953     HINSTANCE16 gdi_inst;
 954     WORD gdi_heap;
 955     int userPercent, gdiPercent;
 956
 957     if ((gdi_inst = LoadLibrary16( "GDI" )) < 32) return 0;
 958     gdi_heap = gdi_inst | 7;
 959
 960     switch(resType)
 961     {
 962     case GFSR_USERRESOURCES:
 963         stack16->ds = USER_HeapSel;
 964         userPercent = (int)LocalCountFree16() * 100 / LocalHeapSize16();
 965         gdiPercent  = 100;
 966         stack16->ds = oldDS;
 967         break;
 968
 969     case GFSR_GDIRESOURCES:
 970         stack16->ds = gdi_inst;
 971         gdiPercent  = (int)LocalCountFree16() * 100 / LocalHeapSize16();
 972         userPercent = 100;
 973         stack16->ds = oldDS;
 974         break;
 975
 976     case GFSR_SYSTEMRESOURCES:
 977         stack16->ds = USER_HeapSel;
 978         userPercent = (int)LocalCountFree16() * 100 / LocalHeapSize16();
 979         stack16->ds = gdi_inst;
 980         gdiPercent  = (int)LocalCountFree16() * 100 / LocalHeapSize16();
 981         stack16->ds = oldDS;
 982         break;
 983
 984     default:
 985         userPercent = gdiPercent = 0;
 986         break;
 987     }
 988     FreeLibrary16( gdi_inst );
 989     TRACE("<- userPercent %d, gdiPercent %d\n", userPercent, gdiPercent);
 990     return (WORD)min( userPercent, gdiPercent );
 991 }
 992
 993
 994 /***********************************************************************
 995  *           SetDeskWallPaper   (USER.285)
 996  */
 997 BOOL16 WINAPI SetDeskWallPaper16( LPCSTR filename )
 998 {
 999     return SetDeskWallPaper( filename );
1000 }
1001
1002
1003 /***********************************************************************
1004  *              GetClipCursor (USER.309)
1005  */
1006 void WINAPI GetClipCursor16( RECT16 *rect )
1007 {
1008     if (rect)
1009     {
1010         RECT rect32;
1011         GetClipCursor( &rect32 );
1012         rect->left   = rect32.left;
1013         rect->top    = rect32.top;
1014         rect->right  = rect32.right;
1015         rect->bottom = rect32.bottom;
1016     }
1017 }
1018
1019
1020 /***********************************************************************
1021  *              SignalProc (USER.314)
1022  */
1023 void WINAPI SignalProc16( HANDLE16 hModule, UINT16 code,
1024                           UINT16 uExitFn, HINSTANCE16 hInstance, HQUEUE16 hQueue )
1025 {
1026     if (code == USIG16_DLL_UNLOAD)
1027     {
1028         /* HOOK_FreeModuleHooks( hModule ); */
1029         CLASS_FreeModuleClasses( hModule );
1030         CURSORICON_FreeModuleIcons( hModule );
1031     }
1032 }
1033
1034
1035 /***********************************************************************
1036  *              SetEventHook (USER.321)
1037  *
1038  *      Used by Turbo Debugger for Windows
1039  */
1040 FARPROC16 WINAPI SetEventHook16(FARPROC16 lpfnEventHook)
1041 {
1042     FIXME("(lpfnEventHook=%p): stub\n", lpfnEventHook);
1043     return 0;
1044 }
1045
1046
1047 /**********************************************************************
1048  *              EnableHardwareInput (USER.331)
1049  */
1050 BOOL16 WINAPI EnableHardwareInput16(BOOL16 bEnable)
1051 {
1052     FIXME("(%d) - stub\n", bEnable);
1053     return TRUE;
1054 }
1055
1056
1057 /***********************************************************************
1058  *              IsUserIdle (USER.333)
1059  */
1060 BOOL16 WINAPI IsUserIdle16(void)
1061 {
1062     if ( GetAsyncKeyState( VK_LBUTTON ) & 0x8000 )
1063         return FALSE;
1064     if ( GetAsyncKeyState( VK_RBUTTON ) & 0x8000 )
1065         return FALSE;
1066     if ( GetAsyncKeyState( VK_MBUTTON ) & 0x8000 )
1067         return FALSE;
1068     /* Should check for screen saver activation here ... */
1069     return TRUE;
1070 }
1071
1072
1073 /**********************************************************************
1074  *              LoadDIBIconHandler (USER.357)
1075  *
1076  * RT_ICON resource loader, installed by USER_SignalProc when module
1077  * is initialized.
1078  */
1079 HGLOBAL16 WINAPI LoadDIBIconHandler16( HGLOBAL16 hMemObj, HMODULE16 hModule, HRSRC16 hRsrc )
1080 {
1081     /* If hResource is zero we must allocate a new memory block, if it's
1082      * non-zero but GlobalLock() returns NULL then it was discarded and
1083      * we have to recommit some memory, otherwise we just need to check
1084      * the block size. See LoadProc() in 16-bit SDK for more.
1085      */
1086     FIXME( "%x %x %x: stub, not supported anymore\n", hMemObj, hModule, hRsrc );
1087     return 0;
1088 }
1089
1090 /**********************************************************************
1091  *              LoadDIBCursorHandler (USER.356)
1092  *
1093  * RT_CURSOR resource loader. Same as above.
1094  */
1095 HGLOBAL16 WINAPI LoadDIBCursorHandler16( HGLOBAL16 hMemObj, HMODULE16 hModule, HRSRC16 hRsrc )
1096 {
1097     FIXME( "%x %x %x: stub, not supported anymore\n", hMemObj, hModule, hRsrc );
1098     return 0;
1099 }
1100
1101
1102 /**********************************************************************
1103  *              IsMenu    (USER.358)
1104  */
1105 BOOL16 WINAPI IsMenu16( HMENU16 hmenu )
1106 {
1107     return IsMenu( HMENU_32(hmenu) );
1108 }
1109
1110
1111 /***********************************************************************
1112  *              DCHook (USER.362)
1113  */
1114 BOOL16 WINAPI DCHook16( HDC16 hdc, WORD code, DWORD data, LPARAM lParam )
1115 {
1116     FIXME( "hDC = %x, %i: stub\n", hdc, code );
1117     return FALSE;
1118 }
1119
1120
1121 /***********************************************************************
1122  *              SubtractRect (USER.373)
1123  */
1124 BOOL16 WINAPI SubtractRect16( LPRECT16 dest, const RECT16 *src1,
1125                               const RECT16 *src2 )
1126 {
1127     RECT16 tmp;
1128
1129     if (IsRectEmpty16( src1 ))
1130     {
1131         SetRectEmpty16( dest );
1132         return FALSE;
1133     }
1134     *dest = *src1;
1135     if (IntersectRect16( &tmp, src1, src2 ))
1136     {
1137         if (EqualRect16( &tmp, dest ))
1138         {
1139             SetRectEmpty16( dest );
1140             return FALSE;
1141         }
1142         if ((tmp.top == dest->top) && (tmp.bottom == dest->bottom))
1143         {
1144             if (tmp.left == dest->left) dest->left = tmp.right;
1145             else if (tmp.right == dest->right) dest->right = tmp.left;
1146         }
1147         else if ((tmp.left == dest->left) && (tmp.right == dest->right))
1148         {
1149             if (tmp.top == dest->top) dest->top = tmp.bottom;
1150             else if (tmp.bottom == dest->bottom) dest->bottom = tmp.top;
1151         }
1152     }
1153     return TRUE;
1154 }
1155
1156
1157 /**********************************************************************
1158  *         SetMenuContextHelpId    (USER.384)
1159  */
1160 BOOL16 WINAPI SetMenuContextHelpId16( HMENU16 hMenu, DWORD dwContextHelpID)
1161 {
1162     return SetMenuContextHelpId( HMENU_32(hMenu), dwContextHelpID );
1163 }
1164
1165
1166 /**********************************************************************
1167  *         GetMenuContextHelpId    (USER.385)
1168  */
1169 DWORD WINAPI GetMenuContextHelpId16( HMENU16 hMenu )
1170 {
1171     return GetMenuContextHelpId( HMENU_32(hMenu) );
1172 }
1173
1174
1175 /***********************************************************************
1176  *              LoadImage (USER.389)
1177  *
1178  */
1179 HANDLE16 WINAPI LoadImage16(HINSTANCE16 hinst, LPCSTR name, UINT16 type,
1180                             INT16 desiredx, INT16 desiredy, UINT16 loadflags)
1181 {
1182   return HANDLE_16(LoadImageA(HINSTANCE_32(hinst), name, type, desiredx,
1183                               desiredy, loadflags));
1184 }
1185
1186 /******************************************************************************
1187  *              CopyImage (USER.390) Creates new image and copies attributes to it
1188  *
1189  */
1190 HICON16 WINAPI CopyImage16(HANDLE16 hnd, UINT16 type, INT16 desiredx,
1191                            INT16 desiredy, UINT16 flags)
1192 {
1193   return HICON_16(CopyImage(HANDLE_32(hnd), (UINT)type, (INT)desiredx,
1194                             (INT)desiredy, (UINT)flags));
1195 }
1196
1197 /**********************************************************************
1198  *              DrawIconEx (USER.394)
1199  */
1200 BOOL16 WINAPI DrawIconEx16(HDC16 hdc, INT16 xLeft, INT16 yTop, HICON16 hIcon,
1201                            INT16 cxWidth, INT16 cyWidth, UINT16 istep,
1202                            HBRUSH16 hbr, UINT16 flags)
1203 {
1204   return DrawIconEx(HDC_32(hdc), xLeft, yTop, HICON_32(hIcon), cxWidth, cyWidth,
1205                     istep, HBRUSH_32(hbr), flags);
1206 }
1207
1208 /**********************************************************************
1209  *              GetIconInfo (USER.395)
1210  */
1211 BOOL16 WINAPI GetIconInfo16(HICON16 hIcon, LPICONINFO16 iconinfo)
1212 {
1213   ICONINFO ii32;
1214   BOOL16 ret = GetIconInfo(HICON_32(hIcon), &ii32);
1215
1216   iconinfo->fIcon = ii32.fIcon;
1217   iconinfo->xHotspot = ii32.xHotspot;
1218   iconinfo->yHotspot = ii32.yHotspot;
1219   iconinfo->hbmMask  = HBITMAP_16(ii32.hbmMask);
1220   iconinfo->hbmColor = HBITMAP_16(ii32.hbmColor);
1221   return ret;
1222 }
1223
1224
1225 /***********************************************************************
1226  *              FinalUserInit (USER.400)
1227  */
1228 void WINAPI FinalUserInit16( void )
1229 {
1230     /* FIXME: Should chain to FinalGdiInit */
1231 }
1232
1233
1234 /***********************************************************************
1235  *              CreateCursor (USER.406)
1236  */
1237 HCURSOR16 WINAPI CreateCursor16(HINSTANCE16 hInstance,
1238                                 INT16 xHotSpot, INT16 yHotSpot,
1239                                 INT16 nWidth, INT16 nHeight,
1240                                 LPCVOID lpANDbits, LPCVOID lpXORbits)
1241 {
1242   CURSORICONINFO info;
1243
1244   info.ptHotSpot.x = xHotSpot;
1245   info.ptHotSpot.y = yHotSpot;
1246   info.nWidth = nWidth;
1247   info.nHeight = nHeight;
1248   info.nWidthBytes = 0;
1249   info.bPlanes = 1;
1250   info.bBitsPerPixel = 1;
1251
1252   return CreateCursorIconIndirect16(hInstance, &info, lpANDbits, lpXORbits);
1253 }
1254
1255
1256 /***********************************************************************
1257  *              InitThreadInput   (USER.409)
1258  */
1259 HQUEUE16 WINAPI InitThreadInput16( WORD unknown, WORD flags )
1260 {
1261     /* nothing to do here */
1262     return 0xbeef;
1263 }
1264
1265
1266 /*******************************************************************
1267  *         InsertMenu    (USER.410)
1268  */
1269 BOOL16 WINAPI InsertMenu16( HMENU16 hMenu, UINT16 pos, UINT16 flags,
1270                             UINT16 id, SEGPTR data )
1271 {
1272     UINT pos32 = (UINT)pos;
1273     if ((pos == (UINT16)-1) && (flags & MF_BYPOSITION)) pos32 = (UINT)-1;
1274     if (IS_MENU_STRING_ITEM(flags) && data)
1275         return InsertMenuA( HMENU_32(hMenu), pos32, flags, id, MapSL(data) );
1276     return InsertMenuA( HMENU_32(hMenu), pos32, flags, id, (LPSTR)data );
1277 }
1278
1279
1280 /*******************************************************************
1281  *         AppendMenu    (USER.411)
1282  */
1283 BOOL16 WINAPI AppendMenu16(HMENU16 hMenu, UINT16 flags, UINT16 id, SEGPTR data)
1284 {
1285     return InsertMenu16( hMenu, -1, flags | MF_BYPOSITION, id, data );
1286 }
1287
1288
1289 /**********************************************************************
1290  *         RemoveMenu   (USER.412)
1291  */
1292 BOOL16 WINAPI RemoveMenu16( HMENU16 hMenu, UINT16 nPos, UINT16 wFlags )
1293 {
1294     return RemoveMenu( HMENU_32(hMenu), nPos, wFlags );
1295 }
1296
1297
1298 /**********************************************************************
1299  *         DeleteMenu    (USER.413)
1300  */
1301 BOOL16 WINAPI DeleteMenu16( HMENU16 hMenu, UINT16 nPos, UINT16 wFlags )
1302 {
1303     return DeleteMenu( HMENU_32(hMenu), nPos, wFlags );
1304 }
1305
1306
1307 /*******************************************************************
1308  *         ModifyMenu    (USER.414)
1309  */
1310 BOOL16 WINAPI ModifyMenu16( HMENU16 hMenu, UINT16 pos, UINT16 flags,
1311                             UINT16 id, SEGPTR data )
1312 {
1313     if (IS_MENU_STRING_ITEM(flags))
1314         return ModifyMenuA( HMENU_32(hMenu), pos, flags, id, MapSL(data) );
1315     return ModifyMenuA( HMENU_32(hMenu), pos, flags, id, (LPSTR)data );
1316 }
1317
1318
1319 /**********************************************************************
1320  *         CreatePopupMenu    (USER.415)
1321  */
1322 HMENU16 WINAPI CreatePopupMenu16(void)
1323 {
1324     return HMENU_16( CreatePopupMenu() );
1325 }
1326
1327
1328 /**********************************************************************
1329  *         SetMenuItemBitmaps    (USER.418)
1330  */
1331 BOOL16 WINAPI SetMenuItemBitmaps16( HMENU16 hMenu, UINT16 nPos, UINT16 wFlags,
1332                                     HBITMAP16 hNewUnCheck, HBITMAP16 hNewCheck)
1333 {
1334     return SetMenuItemBitmaps( HMENU_32(hMenu), nPos, wFlags,
1335                                HBITMAP_32(hNewUnCheck), HBITMAP_32(hNewCheck) );
1336 }
1337
1338
1339 /***********************************************************************
1340  *           lstrcmp   (USER.430)
1341  */
1342 INT16 WINAPI lstrcmp16( LPCSTR str1, LPCSTR str2 )
1343 {
1344     return strcmp( str1, str2 );
1345 }
1346
1347
1348 /***********************************************************************
1349  *           AnsiUpper   (USER.431)
1350  */
1351 SEGPTR WINAPI AnsiUpper16( SEGPTR strOrChar )
1352 {
1353     /* uppercase only one char if strOrChar < 0x10000 */
1354     if (HIWORD(strOrChar))
1355     {
1356         CharUpperA( MapSL(strOrChar) );
1357         return strOrChar;
1358     }
1359     else return (SEGPTR)CharUpperA( (LPSTR)strOrChar );
1360 }
1361
1362
1363 /***********************************************************************
1364  *           AnsiLower   (USER.432)
1365  */
1366 SEGPTR WINAPI AnsiLower16( SEGPTR strOrChar )
1367 {
1368     /* lowercase only one char if strOrChar < 0x10000 */
1369     if (HIWORD(strOrChar))
1370     {
1371         CharLowerA( MapSL(strOrChar) );
1372         return strOrChar;
1373     }
1374     else return (SEGPTR)CharLowerA( (LPSTR)strOrChar );
1375 }
1376
1377
1378 /***********************************************************************
1379  *           AnsiUpperBuff   (USER.437)
1380  */
1381 UINT16 WINAPI AnsiUpperBuff16( LPSTR str, UINT16 len )
1382 {
1383     CharUpperBuffA( str, len ? len : 65536 );
1384     return len;
1385 }
1386
1387
1388 /***********************************************************************
1389  *           AnsiLowerBuff   (USER.438)
1390  */
1391 UINT16 WINAPI AnsiLowerBuff16( LPSTR str, UINT16 len )
1392 {
1393     CharLowerBuffA( str, len ? len : 65536 );
1394     return len;
1395 }
1396
1397
1398 /*******************************************************************
1399  *              InsertMenuItem   (USER.441)
1400  *
1401  * FIXME: untested
1402  */
1403 BOOL16 WINAPI InsertMenuItem16( HMENU16 hmenu, UINT16 pos, BOOL16 byposition,
1404                                 const MENUITEMINFO16 *mii )
1405 {
1406     MENUITEMINFOA miia;
1407
1408     miia.cbSize        = sizeof(miia);
1409     miia.fMask         = mii->fMask;
1410     miia.dwTypeData    = (LPSTR)mii->dwTypeData;
1411     miia.fType         = mii->fType;
1412     miia.fState        = mii->fState;
1413     miia.wID           = mii->wID;
1414     miia.hSubMenu      = HMENU_32(mii->hSubMenu);
1415     miia.hbmpChecked   = HBITMAP_32(mii->hbmpChecked);
1416     miia.hbmpUnchecked = HBITMAP_32(mii->hbmpUnchecked);
1417     miia.dwItemData    = mii->dwItemData;
1418     miia.cch           = mii->cch;
1419     if (IS_MENU_STRING_ITEM(miia.fType))
1420         miia.dwTypeData = MapSL(mii->dwTypeData);
1421     return InsertMenuItemA( HMENU_32(hmenu), pos, byposition, &miia );
1422 }
1423
1424
1425 /**********************************************************************
1426  *           DrawState    (USER.449)
1427  */
1428 BOOL16 WINAPI DrawState16( HDC16 hdc, HBRUSH16 hbr, DRAWSTATEPROC16 func, LPARAM ldata,
1429                            WPARAM16 wdata, INT16 x, INT16 y, INT16 cx, INT16 cy, UINT16 flags )
1430 {
1431     struct draw_state_info info;
1432     UINT opcode = flags & 0xf;
1433
1434     if (opcode == DST_TEXT || opcode == DST_PREFIXTEXT)
1435     {
1436         /* make sure DrawStateA doesn't try to use ldata as a pointer */
1437         if (!wdata) wdata = strlen( MapSL(ldata) );
1438         if (!cx || !cy)
1439         {
1440             SIZE s;
1441             if (!GetTextExtentPoint32A( HDC_32(hdc), MapSL(ldata), wdata, &s )) return FALSE;
1442             if (!cx) cx = s.cx;
1443             if (!cy) cy = s.cy;
1444         }
1445     }
1446     info.proc  = func;
1447     info.param = ldata;
1448     return DrawStateA( HDC_32(hdc), HBRUSH_32(hbr), draw_state_callback,
1449                        (LPARAM)&info, wdata, x, y, cx, cy, flags );
1450 }
1451
1452
1453 /**********************************************************************
1454  *              CreateIconFromResourceEx (USER.450)
1455  *
1456  * FIXME: not sure about exact parameter types
1457  */
1458 HICON16 WINAPI CreateIconFromResourceEx16(LPBYTE bits, UINT16 cbSize,
1459                                           BOOL16 bIcon, DWORD dwVersion,
1460                                           INT16 width, INT16 height,
1461                                           UINT16 cFlag)
1462 {
1463   return HICON_16(CreateIconFromResourceEx(bits, cbSize, bIcon, dwVersion,
1464                                            width, height, cFlag));
1465 }
1466
1467
1468 /***********************************************************************
1469  *              AdjustWindowRectEx (USER.454)
1470  */
1471 BOOL16 WINAPI AdjustWindowRectEx16( LPRECT16 rect, DWORD style, BOOL16 menu, DWORD exStyle )
1472 {
1473     RECT rect32;
1474     BOOL ret;
1475
1476     rect32.left   = rect->left;
1477     rect32.top    = rect->top;
1478     rect32.right  = rect->right;
1479     rect32.bottom = rect->bottom;
1480     ret = AdjustWindowRectEx( &rect32, style, menu, exStyle );
1481     rect->left   = rect32.left;
1482     rect->top    = rect32.top;
1483     rect->right  = rect32.right;
1484     rect->bottom = rect32.bottom;
1485     return ret;
1486 }
1487
1488
1489 /***********************************************************************
1490  *              DestroyIcon (USER.457)
1491  */
1492 BOOL16 WINAPI DestroyIcon16(HICON16 hIcon)
1493 {
1494   return DestroyIcon32(hIcon, 0);
1495 }
1496
1497 /***********************************************************************
1498  *              DestroyCursor (USER.458)
1499  */
1500 BOOL16 WINAPI DestroyCursor16(HCURSOR16 hCursor)
1501 {
1502   return DestroyIcon32(hCursor, 0);
1503 }
1504
1505 /*******************************************************************
1506  *                      DRAG_QueryUpdate16
1507  *
1508  * Recursively find a child that contains spDragInfo->pt point
1509  * and send WM_QUERYDROPOBJECT. Helper for DragObject16.
1510  */
1511 static BOOL DRAG_QueryUpdate16( HWND hQueryWnd, SEGPTR spDragInfo )
1512 {
1513     BOOL bResult = 0;
1514     WPARAM wParam;
1515     POINT pt, old_pt;
1516     LPDRAGINFO16 ptrDragInfo = MapSL(spDragInfo);
1517     RECT tempRect;
1518     HWND child;
1519
1520     if (!IsWindowEnabled(hQueryWnd)) return FALSE;
1521
1522     old_pt.x = ptrDragInfo->pt.x;
1523     old_pt.y = ptrDragInfo->pt.y;
1524     pt = old_pt;
1525     ScreenToClient( hQueryWnd, &pt );
1526     child = ChildWindowFromPointEx( hQueryWnd, pt, CWP_SKIPINVISIBLE );
1527     if (!child) return FALSE;
1528
1529     if (child != hQueryWnd)
1530     {
1531         wParam = 0;
1532         if (DRAG_QueryUpdate16( child, spDragInfo )) return TRUE;
1533     }
1534     else
1535     {
1536         GetClientRect( hQueryWnd, &tempRect );
1537         wParam = !PtInRect( &tempRect, pt );
1538     }
1539
1540     ptrDragInfo->pt.x = pt.x;
1541     ptrDragInfo->pt.y = pt.y;
1542     ptrDragInfo->hScope = HWND_16(hQueryWnd);
1543
1544     bResult = SendMessage16( HWND_16(hQueryWnd), WM_QUERYDROPOBJECT, wParam, spDragInfo );
1545
1546     if (!bResult)
1547     {
1548         ptrDragInfo->pt.x = old_pt.x;
1549         ptrDragInfo->pt.y = old_pt.y;
1550     }
1551     return bResult;
1552 }
1553
1554
1555 /******************************************************************************
1556  *              DragObject (USER.464)
1557  */
1558 DWORD WINAPI DragObject16( HWND16 hwndScope, HWND16 hWnd, UINT16 wObj,
1559                            HANDLE16 hOfStruct, WORD szList, HCURSOR16 hCursor )
1560 {
1561     MSG msg;
1562     LPDRAGINFO16 lpDragInfo;
1563     SEGPTR      spDragInfo;
1564     HCURSOR     hOldCursor=0, hBummer=0;
1565     HGLOBAL16   hDragInfo  = GlobalAlloc16( GMEM_SHARE | GMEM_ZEROINIT, 2*sizeof(DRAGINFO16));
1566     HCURSOR     hCurrentCursor = 0;
1567     HWND16      hCurrentWnd = 0;
1568
1569     lpDragInfo = (LPDRAGINFO16) GlobalLock16(hDragInfo);
1570     spDragInfo = WOWGlobalLock16(hDragInfo);
1571
1572     if( !lpDragInfo || !spDragInfo ) return 0L;
1573
1574     if (!(hBummer = LoadCursorA(0, MAKEINTRESOURCEA(OCR_NO))))
1575     {
1576         GlobalFree16(hDragInfo);
1577         return 0L;
1578     }
1579
1580     if(hCursor) hOldCursor = SetCursor(HCURSOR_32(hCursor));
1581
1582     lpDragInfo->hWnd   = hWnd;
1583     lpDragInfo->hScope = 0;
1584     lpDragInfo->wFlags = wObj;
1585     lpDragInfo->hList  = szList; /* near pointer! */
1586     lpDragInfo->hOfStruct = hOfStruct;
1587     lpDragInfo->l = 0L;
1588
1589     SetCapture( HWND_32(hWnd) );
1590     ShowCursor( TRUE );
1591
1592     do
1593     {
1594         GetMessageW( &msg, 0, WM_MOUSEFIRST, WM_MOUSELAST );
1595
1596        *(lpDragInfo+1) = *lpDragInfo;
1597
1598         lpDragInfo->pt.x = msg.pt.x;
1599         lpDragInfo->pt.y = msg.pt.y;
1600
1601         /* update DRAGINFO struct */
1602         if( DRAG_QueryUpdate16(WIN_Handle32(hwndScope), spDragInfo) > 0 )
1603             hCurrentCursor = HCURSOR_32(hCursor);
1604         else
1605         {
1606             hCurrentCursor = hBummer;
1607             lpDragInfo->hScope = 0;
1608         }
1609         if( hCurrentCursor )
1610             SetCursor(hCurrentCursor);
1611
1612         /* send WM_DRAGLOOP */
1613         SendMessage16( hWnd, WM_DRAGLOOP, (WPARAM16)(hCurrentCursor != hBummer),
1614                                           (LPARAM) spDragInfo );
1615         /* send WM_DRAGSELECT or WM_DRAGMOVE */
1616         if( hCurrentWnd != lpDragInfo->hScope )
1617         {
1618             if( hCurrentWnd )
1619                 SendMessage16( hCurrentWnd, WM_DRAGSELECT, 0,
1620                        (LPARAM)MAKELONG(LOWORD(spDragInfo)+sizeof(DRAGINFO16),
1621                                         HIWORD(spDragInfo)) );
1622             hCurrentWnd = lpDragInfo->hScope;
1623             if( hCurrentWnd )
1624                 SendMessage16( hCurrentWnd, WM_DRAGSELECT, 1, (LPARAM)spDragInfo);
1625         }
1626         else
1627             if( hCurrentWnd )
1628                 SendMessage16( hCurrentWnd, WM_DRAGMOVE, 0, (LPARAM)spDragInfo);
1629
1630     } while( msg.message != WM_LBUTTONUP && msg.message != WM_NCLBUTTONUP );
1631
1632     ReleaseCapture();
1633     ShowCursor( FALSE );
1634
1635     if( hCursor ) SetCursor(hOldCursor);
1636
1637     if( hCurrentCursor != hBummer )
1638         msg.lParam = SendMessage16( lpDragInfo->hScope, WM_DROPOBJECT,
1639                                    (WPARAM16)hWnd, (LPARAM)spDragInfo );
1640     else
1641         msg.lParam = 0;
1642     GlobalFree16(hDragInfo);
1643
1644     return (DWORD)(msg.lParam);
1645 }
1646
1647
1648 /***********************************************************************
1649  *              DrawFocusRect (USER.466)
1650  */
1651 void WINAPI DrawFocusRect16( HDC16 hdc, const RECT16* rc )
1652 {
1653     RECT rect32;
1654
1655     rect32.left   = rc->left;
1656     rect32.top    = rc->top;
1657     rect32.right  = rc->right;
1658     rect32.bottom = rc->bottom;
1659     DrawFocusRect( HDC_32(hdc), &rect32 );
1660 }
1661
1662
1663 /***********************************************************************
1664  *           AnsiNext   (USER.472)
1665  */
1666 SEGPTR WINAPI AnsiNext16(SEGPTR current)
1667 {
1668     char *ptr = MapSL(current);
1669     return current + (CharNextA(ptr) - ptr);
1670 }
1671
1672
1673 /***********************************************************************
1674  *           AnsiPrev   (USER.473)
1675  */
1676 SEGPTR WINAPI AnsiPrev16( LPCSTR start, SEGPTR current )
1677 {
1678     char *ptr = MapSL(current);
1679     return current - (ptr - CharPrevA( start, ptr ));
1680 }
1681
1682
1683 /***********************************************************************
1684  *           FormatMessage   (USER.606)
1685  */
1686 DWORD WINAPI FormatMessage16(
1687     DWORD   dwFlags,
1688     SEGPTR lpSource,     /* [in] NOTE: not always a valid pointer */
1689     WORD   dwMessageId,
1690     WORD   dwLanguageId,
1691     LPSTR  lpBuffer,     /* [out] NOTE: *((HLOCAL16*)) for FORMAT_MESSAGE_ALLOCATE_BUFFER*/
1692     WORD   nSize,
1693     LPDWORD args )       /* [in] NOTE: va_list *args */
1694 {
1695 #ifdef __i386__
1696 /* This implementation is completely dependent on the format of the va_list on x86 CPUs */
1697     LPSTR       target,t;
1698     DWORD       talloced;
1699     LPSTR       from,f;
1700     DWORD       width = dwFlags & FORMAT_MESSAGE_MAX_WIDTH_MASK;
1701     BOOL        eos = FALSE;
1702     LPSTR       allocstring = NULL;
1703
1704     TRACE("(0x%x,%x,%d,0x%x,%p,%d,%p)\n",
1705           dwFlags,lpSource,dwMessageId,dwLanguageId,lpBuffer,nSize,args);
1706         if ((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
1707                 && (dwFlags & FORMAT_MESSAGE_FROM_HMODULE)) return 0;
1708         if ((dwFlags & FORMAT_MESSAGE_FROM_STRING)
1709                 &&((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
1710                         || (dwFlags & FORMAT_MESSAGE_FROM_HMODULE))) return 0;
1711
1712     if (width && width != FORMAT_MESSAGE_MAX_WIDTH_MASK)
1713         FIXME("line wrapping (%u) not supported.\n", width);
1714     from = NULL;
1715     if (dwFlags & FORMAT_MESSAGE_FROM_STRING)
1716     {
1717         char *source = MapSL(lpSource);
1718         from = HeapAlloc( GetProcessHeap(), 0, strlen(source)+1 );
1719         strcpy( from, source );
1720     }
1721     else if (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM) {
1722         from = HeapAlloc( GetProcessHeap(),0,200 );
1723         sprintf(from,"Systemmessage, messageid = 0x%08x\n",dwMessageId);
1724     }
1725     else if (dwFlags & FORMAT_MESSAGE_FROM_HMODULE) {
1726         INT16   bufsize;
1727         HINSTANCE16 hinst16 = ((HINSTANCE16)lpSource & 0xffff);
1728
1729         dwMessageId &= 0xFFFF;
1730         bufsize=LoadString16(hinst16,dwMessageId,NULL,0);
1731         if (bufsize) {
1732             from = HeapAlloc( GetProcessHeap(), 0, bufsize +1);
1733             LoadString16(hinst16,dwMessageId,from,bufsize+1);
1734         }
1735     }
1736     target      = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 100);
1737     t   = target;
1738     talloced= 100;
1739
1740 #define ADD_TO_T(c) \
1741         *t++=c;\
1742         if (t-target == talloced) {\
1743                 target  = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,talloced*2);\
1744                 t       = target+talloced;\
1745                 talloced*=2;\
1746         }
1747
1748     if (from) {
1749         f=from;
1750         while (*f && !eos) {
1751             if (*f=='%') {
1752                 int     insertnr;
1753                 char    *fmtstr,*x,*lastf;
1754                 DWORD   *argliststart;
1755
1756                 fmtstr = NULL;
1757                 lastf = f;
1758                 f++;
1759                 if (!*f) {
1760                     ADD_TO_T('%');
1761                     continue;
1762                 }
1763                 switch (*f) {
1764                 case '1':case '2':case '3':case '4':case '5':
1765                 case '6':case '7':case '8':case '9':
1766                     insertnr=*f-'0';
1767                     switch (f[1]) {
1768                     case '0':case '1':case '2':case '3':
1769                     case '4':case '5':case '6':case '7':
1770                     case '8':case '9':
1771                         f++;
1772                         insertnr=insertnr*10+*f-'0';
1773                         f++;
1774                         break;
1775                     default:
1776                         f++;
1777                         break;
1778                     }
1779                     if (*f=='!') {
1780                         f++;
1781                         if (NULL!=(x=strchr(f,'!'))) {
1782                             *x='\0';
1783                             fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f)+2);
1784                             sprintf(fmtstr,"%%%s",f);
1785                             f=x+1;
1786                         } else {
1787                             fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f)+2);
1788                             sprintf(fmtstr,"%%%s",f);
1789                             f+=strlen(f); /*at \0*/
1790                         }
1791                     }
1792                     else
1793                     {
1794                         if(!args) break;
1795                         fmtstr=HeapAlloc( GetProcessHeap(), 0, 3 );
1796                         strcpy( fmtstr, "%s" );
1797                     }
1798                     if (args) {
1799                         int     ret;
1800                         int     sz;
1801                         LPSTR   b = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sz = 100);
1802
1803                         argliststart=args+insertnr-1;
1804
1805                         /* CMF - This makes a BIG assumption about va_list */
1806                         while ((ret = vsnprintf(b, sz, fmtstr, (va_list) argliststart) < 0) || (ret >= sz)) {
1807                             sz = (ret == -1 ? sz + 100 : ret + 1);
1808                             b = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, b, sz);
1809                         }
1810                         for (x=b; *x; x++) ADD_TO_T(*x);
1811                         HeapFree(GetProcessHeap(), 0, b);
1812                     } else {
1813                         /* NULL args - copy formatstr
1814                          * (probably wrong)
1815                          */
1816                         while ((lastf<f)&&(*lastf)) {
1817                             ADD_TO_T(*lastf++);
1818                         }
1819                     }
1820                     HeapFree(GetProcessHeap(),0,fmtstr);
1821                     break;
1822                 case '0': /* Just stop processing format string */
1823                     eos = TRUE;
1824                     f++;
1825                     break;
1826                 case 'n': /* 16 bit version just outputs 'n' */
1827                 default:
1828                     ADD_TO_T(*f++);
1829                     break;
1830                 }
1831             } else { /* '\n' or '\r' gets mapped to "\r\n" */
1832                 if(*f == '\n' || *f == '\r') {
1833                     if (width == 0) {
1834                         ADD_TO_T('\r');
1835                         ADD_TO_T('\n');
1836                         if(*f++ == '\r' && *f == '\n')
1837                             f++;
1838                     }
1839                 } else {
1840                     ADD_TO_T(*f++);
1841                 }
1842             }
1843         }
1844         *t='\0';
1845     }
1846     talloced = strlen(target)+1;
1847     if (nSize && talloced<nSize) {
1848         target = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,nSize);
1849     }
1850     TRACE("-- %s\n",debugstr_a(target));
1851     if (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) {
1852         /* nSize is the MINIMUM size */
1853         HLOCAL16 h = LocalAlloc16(LPTR,talloced);
1854         SEGPTR ptr = LocalLock16(h);
1855         allocstring = MapSL( ptr );
1856         memcpy( allocstring,target,talloced);
1857         LocalUnlock16( h );
1858         *((HLOCAL16*)lpBuffer) = h;
1859     } else
1860         lstrcpynA(lpBuffer,target,nSize);
1861     HeapFree(GetProcessHeap(),0,target);
1862     HeapFree(GetProcessHeap(),0,from);
1863     return (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ?
1864         strlen(allocstring):
1865         strlen(lpBuffer);
1866 #else
1867         return 0;
1868 #endif /* __i386__ */
1869 }
1870 #undef ADD_TO_T
1871
1872
1873 /***********************************************************************
1874  *              ChangeDisplaySettings (USER.620)
1875  */
1876 LONG WINAPI ChangeDisplaySettings16( LPDEVMODEA devmode, DWORD flags )
1877 {
1878     return ChangeDisplaySettingsA( devmode, flags );
1879 }
1880
1881
1882 /***********************************************************************
1883  *              EnumDisplaySettings (USER.621)
1884  */
1885 BOOL16 WINAPI EnumDisplaySettings16( LPCSTR name, DWORD n, LPDEVMODEA devmode )
1886 {
1887     return EnumDisplaySettingsA( name, n, devmode );
1888 }
1889
1890 /**********************************************************************
1891  *          DrawFrameControl  (USER.656)
1892  */
1893 BOOL16 WINAPI DrawFrameControl16( HDC16 hdc, LPRECT16 rc, UINT16 uType, UINT16 uState )
1894 {
1895     RECT rect32;
1896     BOOL ret;
1897
1898     rect32.left   = rc->left;
1899     rect32.top    = rc->top;
1900     rect32.right  = rc->right;
1901     rect32.bottom = rc->bottom;
1902     ret = DrawFrameControl( HDC_32(hdc), &rect32, uType, uState );
1903     rc->left   = rect32.left;
1904     rc->top    = rect32.top;
1905     rc->right  = rect32.right;
1906     rc->bottom = rect32.bottom;
1907     return ret;
1908 }
1909
1910 /**********************************************************************
1911  *          DrawEdge   (USER.659)
1912  */
1913 BOOL16 WINAPI DrawEdge16( HDC16 hdc, LPRECT16 rc, UINT16 edge, UINT16 flags )
1914 {
1915     RECT rect32;
1916     BOOL ret;
1917
1918     rect32.left   = rc->left;
1919     rect32.top    = rc->top;
1920     rect32.right  = rc->right;
1921     rect32.bottom = rc->bottom;
1922     ret = DrawEdge( HDC_32(hdc), &rect32, edge, flags );
1923     rc->left   = rect32.left;
1924     rc->top    = rect32.top;
1925     rc->right  = rect32.right;
1926     rc->bottom = rect32.bottom;
1927     return ret;
1928 }
1929
1930 /**********************************************************************
1931  *              CheckMenuRadioItem (USER.666)
1932  */
1933 BOOL16 WINAPI CheckMenuRadioItem16(HMENU16 hMenu, UINT16 first, UINT16 last,
1934                                    UINT16 check, BOOL16 bypos)
1935 {
1936      return CheckMenuRadioItem( HMENU_32(hMenu), first, last, check, bypos );
1937 }