dlls/user.exe16/user.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 "wine/list.h"
  35 #include "wine/debug.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(user);
  38
  39 /* handle to handle 16 conversions */
  40 #define HANDLE_16(h32)          (LOWORD(h32))
  41 #define HGDIOBJ_16(h32)         (LOWORD(h32))
  42
  43 /* handle16 to handle conversions */
  44 #define HANDLE_32(h16)          ((HANDLE)(ULONG_PTR)(h16))
  45 #define HGDIOBJ_32(h16)         ((HGDIOBJ)(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 #define CID_RESOURCE  0x0001
  58 #define CID_WIN32     0x0004
  59 #define CID_NONSHARED 0x0008
  60
  61 WORD USER_HeapSel = 0;  /* USER heap selector */
  62
  63 static HINSTANCE16 gdi_inst;
  64
  65 struct gray_string_info
  66 {
  67     GRAYSTRINGPROC16 proc;
  68     LPARAM           param;
  69     char             str[1];
  70 };
  71
  72 /* callback for 16-bit gray string proc with opaque pointer */
  73 static BOOL CALLBACK gray_string_callback( HDC hdc, LPARAM param, INT len )
  74 {
  75     const struct gray_string_info *info = (struct gray_string_info *)param;
  76     WORD args[4];
  77     DWORD ret;
  78
  79     args[3] = HDC_16(hdc);
  80     args[2] = HIWORD(info->param);
  81     args[1] = LOWORD(info->param);
  82     args[0] = len;
  83     WOWCallback16Ex( (DWORD)info->proc, WCB16_PASCAL, sizeof(args), args, &ret );
  84     return LOWORD(ret);
  85 }
  86
  87 /* callback for 16-bit gray string proc with string pointer */
  88 static BOOL CALLBACK gray_string_callback_ptr( HDC hdc, LPARAM param, INT len )
  89 {
  90     const struct gray_string_info *info = CONTAINING_RECORD( (void *)param, struct gray_string_info, str );
  91     return gray_string_callback( hdc, (LPARAM)info, len );
  92 }
  93
  94 struct draw_state_info
  95 {
  96     DRAWSTATEPROC16 proc;
  97     LPARAM          param;
  98 };
  99
 100 /* callback for 16-bit DrawState functions */
 101 static BOOL CALLBACK draw_state_callback( HDC hdc, LPARAM lparam, WPARAM wparam, int cx, int cy )
 102 {
 103     const struct draw_state_info *info = (struct draw_state_info *)lparam;
 104     WORD args[6];
 105     DWORD ret;
 106
 107     args[5] = HDC_16(hdc);
 108     args[4] = HIWORD(info->param);
 109     args[3] = LOWORD(info->param);
 110     args[2] = wparam;
 111     args[1] = cx;
 112     args[0] = cy;
 113     WOWCallback16Ex( (DWORD)info->proc, WCB16_PASCAL, sizeof(args), args, &ret );
 114     return LOWORD(ret);
 115 }
 116
 117 /* This function is a copy of the one in objects/font.c */
 118 static void logfont_32_to_16( const LOGFONTA* font32, LPLOGFONT16 font16 )
 119 {
 120     font16->lfHeight = font32->lfHeight;
 121     font16->lfWidth = font32->lfWidth;
 122     font16->lfEscapement = font32->lfEscapement;
 123     font16->lfOrientation = font32->lfOrientation;
 124     font16->lfWeight = font32->lfWeight;
 125     font16->lfItalic = font32->lfItalic;
 126     font16->lfUnderline = font32->lfUnderline;
 127     font16->lfStrikeOut = font32->lfStrikeOut;
 128     font16->lfCharSet = font32->lfCharSet;
 129     font16->lfOutPrecision = font32->lfOutPrecision;
 130     font16->lfClipPrecision = font32->lfClipPrecision;
 131     font16->lfQuality = font32->lfQuality;
 132     font16->lfPitchAndFamily = font32->lfPitchAndFamily;
 133     lstrcpynA( font16->lfFaceName, font32->lfFaceName, LF_FACESIZE );
 134 }
 135
 136 static int get_bitmap_width_bytes( int width, int bpp )
 137 {
 138     switch(bpp)
 139     {
 140     case 1:
 141         return 2 * ((width+15) / 16);
 142     case 4:
 143         return 2 * ((width+3) / 4);
 144     case 24:
 145         width *= 3;
 146         /* fall through */
 147     case 8:
 148         return width + (width & 1);
 149     case 16:
 150     case 15:
 151         return width * 2;
 152     case 32:
 153         return width * 4;
 154     default:
 155         WARN("Unknown depth %d, please report.\n", bpp );
 156     }
 157     return -1;
 158 }
 159
 160 /***********************************************************************
 161  * Helper for wsprintf16
 162  */
 163
 164 #define WPRINTF_LEFTALIGN   0x0001  /* Align output on the left ('-' prefix) */
 165 #define WPRINTF_PREFIX_HEX  0x0002  /* Prefix hex with 0x ('#' prefix) */
 166 #define WPRINTF_ZEROPAD     0x0004  /* Pad with zeros ('0' prefix) */
 167 #define WPRINTF_LONG        0x0008  /* Long arg ('l' prefix) */
 168 #define WPRINTF_SHORT       0x0010  /* Short arg ('h' prefix) */
 169 #define WPRINTF_UPPER_HEX   0x0020  /* Upper-case hex ('X' specifier) */
 170
 171 typedef enum
 172 {
 173     WPR_UNKNOWN,
 174     WPR_CHAR,
 175     WPR_STRING,
 176     WPR_SIGNED,
 177     WPR_UNSIGNED,
 178     WPR_HEXA
 179 } WPRINTF_TYPE;
 180
 181 typedef struct
 182 {
 183     UINT         flags;
 184     UINT         width;
 185     UINT         precision;
 186     WPRINTF_TYPE type;
 187 } WPRINTF_FORMAT;
 188
 189 static INT parse_format( LPCSTR format, WPRINTF_FORMAT *res )
 190 {
 191     LPCSTR p = format;
 192
 193     res->flags = 0;
 194     res->width = 0;
 195     res->precision = 0;
 196     if (*p == '-') { res->flags |= WPRINTF_LEFTALIGN; p++; }
 197     if (*p == '#') { res->flags |= WPRINTF_PREFIX_HEX; p++; }
 198     if (*p == '0') { res->flags |= WPRINTF_ZEROPAD; p++; }
 199     while ((*p >= '0') && (*p <= '9'))  /* width field */
 200     {
 201         res->width = res->width * 10 + *p - '0';
 202         p++;
 203     }
 204     if (*p == '.')  /* precision field */
 205     {
 206         p++;
 207         while ((*p >= '0') && (*p <= '9'))
 208         {
 209             res->precision = res->precision * 10 + *p - '0';
 210             p++;
 211         }
 212     }
 213     if (*p == 'l') { res->flags |= WPRINTF_LONG; p++; }
 214     else if (*p == 'h') { res->flags |= WPRINTF_SHORT; p++; }
 215     switch(*p)
 216     {
 217     case 'c':
 218     case 'C':  /* no Unicode in Win16 */
 219         res->type = WPR_CHAR;
 220         break;
 221     case 's':
 222     case 'S':
 223         res->type = WPR_STRING;
 224         break;
 225     case 'd':
 226     case 'i':
 227         res->type = WPR_SIGNED;
 228         break;
 229     case 'u':
 230         res->type = WPR_UNSIGNED;
 231         break;
 232     case 'p':
 233         res->width = 8;
 234         res->flags |= WPRINTF_ZEROPAD;
 235         /* fall through */
 236     case 'X':
 237         res->flags |= WPRINTF_UPPER_HEX;
 238         /* fall through */
 239     case 'x':
 240         res->type = WPR_HEXA;
 241         break;
 242     default: /* unknown format char */
 243         res->type = WPR_UNKNOWN;
 244         p--;  /* print format as normal char */
 245         break;
 246     }
 247     return (INT)(p - format) + 1;
 248 }
 249
 250
 251 /**********************************************************************
 252  * Management of the 16-bit cursors and icons
 253  */
 254
 255 struct cache_entry
 256 {
 257     struct list entry;
 258     HINSTANCE16 inst;
 259     HRSRC16     rsrc;
 260     HRSRC16     group;
 261     HICON16     icon;
 262     INT         count;
 263 };
 264
 265 static struct list icon_cache = LIST_INIT( icon_cache );
 266
 267 static const WORD ICON_HOTSPOT = 0x4242;
 268
 269 static HICON16 alloc_icon_handle( unsigned int size )
 270 {
 271     HGLOBAL16 handle = GlobalAlloc16( GMEM_MOVEABLE, size + sizeof(ULONG_PTR) );
 272     char *ptr = GlobalLock16( handle );
 273     memset( ptr + size, 0, sizeof(ULONG_PTR) );
 274     GlobalUnlock16( handle );
 275     FarSetOwner16( handle, 0 );
 276     return handle;
 277 }
 278
 279 static CURSORICONINFO *get_icon_ptr( HICON16 handle )
 280 {
 281     return GlobalLock16( handle );
 282 }
 283
 284 static void release_icon_ptr( HICON16 handle, CURSORICONINFO *ptr )
 285 {
 286     GlobalUnlock16( handle );
 287 }
 288
 289 static HICON store_icon_32( HICON16 icon16, HICON icon )
 290 {
 291     HICON ret = 0;
 292     CURSORICONINFO *ptr = get_icon_ptr( icon16 );
 293
 294     if (ptr)
 295     {
 296         unsigned int and_size = ptr->nHeight * get_bitmap_width_bytes( ptr->nWidth, 1 );
 297         unsigned int xor_size = ptr->nHeight * get_bitmap_width_bytes( ptr->nWidth, ptr->bBitsPerPixel );
 298         if (GlobalSize16( icon16 ) >= sizeof(*ptr) + sizeof(ULONG_PTR) + and_size + xor_size )
 299         {
 300             memcpy( &ret, (char *)(ptr + 1) + and_size + xor_size, sizeof(ret) );
 301             memcpy( (char *)(ptr + 1) + and_size + xor_size, &icon, sizeof(icon) );
 302             wow_handlers32.set_icon_param( icon, icon16 );
 303         }
 304         release_icon_ptr( icon16, ptr );
 305     }
 306     return ret;
 307 }
 308
 309 static int free_icon_handle( HICON16 handle )
 310 {
 311     HICON icon32;
 312
 313     if ((icon32 = store_icon_32( handle, 0 ))) DestroyIcon( icon32 );
 314     return GlobalFree16( handle );
 315 }
 316
 317 /* retrieve the 32-bit counterpart of a 16-bit icon, creating it if needed */
 318 HICON get_icon_32( HICON16 icon16 )
 319 {
 320     HICON ret = 0;
 321     CURSORICONINFO *ptr = get_icon_ptr( icon16 );
 322
 323     if (ptr)
 324     {
 325         unsigned int and_size = ptr->nHeight * get_bitmap_width_bytes( ptr->nWidth, 1 );
 326         unsigned int xor_size = ptr->nHeight * get_bitmap_width_bytes( ptr->nWidth, ptr->bBitsPerPixel );
 327         if (GlobalSize16( icon16 ) >= sizeof(*ptr) + sizeof(ULONG_PTR) + xor_size + and_size )
 328         {
 329             memcpy( &ret, (char *)(ptr + 1) + xor_size + and_size, sizeof(ret) );
 330             if (!ret)
 331             {
 332                 ICONINFO iinfo;
 333
 334                 iinfo.fIcon = (ptr->ptHotSpot.x == ICON_HOTSPOT) && (ptr->ptHotSpot.y == ICON_HOTSPOT);
 335                 iinfo.xHotspot = ptr->ptHotSpot.x;
 336                 iinfo.yHotspot = ptr->ptHotSpot.y;
 337                 iinfo.hbmMask  = CreateBitmap( ptr->nWidth, ptr->nHeight, 1, 1, ptr + 1 );
 338                 iinfo.hbmColor = CreateBitmap( ptr->nWidth, ptr->nHeight, ptr->bPlanes, ptr->bBitsPerPixel,
 339                                                (char *)(ptr + 1) + and_size );
 340                 ret = CreateIconIndirect( &iinfo );
 341                 DeleteObject( iinfo.hbmMask );
 342                 DeleteObject( iinfo.hbmColor );
 343                 memcpy( (char *)(ptr + 1) + xor_size + and_size, &ret, sizeof(ret) );
 344                 wow_handlers32.set_icon_param( ret, icon16 );
 345             }
 346         }
 347         release_icon_ptr( icon16, ptr );
 348     }
 349     return ret;
 350 }
 351
 352 /* retrieve the 16-bit counterpart of a 32-bit icon, creating it if needed */
 353 HICON16 get_icon_16( HICON icon )
 354 {
 355     HICON16 ret = wow_handlers32.get_icon_param( icon );
 356
 357     if (!ret)
 358     {
 359         ICONINFO info;
 360         BITMAP bm;
 361         UINT and_size, xor_size;
 362         void *xor_bits = NULL, *and_bits;
 363         CURSORICONINFO cinfo;
 364
 365         if (!(GetIconInfo( icon, &info ))) return 0;
 366         GetObjectW( info.hbmMask, sizeof(bm), &bm );
 367         and_size = bm.bmHeight * bm.bmWidthBytes;
 368         if (!(and_bits = HeapAlloc( GetProcessHeap(), 0, and_size ))) goto done;
 369         GetBitmapBits( info.hbmMask, and_size, and_bits );
 370         if (info.hbmColor)
 371         {
 372             GetObjectW( info.hbmColor, sizeof(bm), &bm );
 373             xor_size = bm.bmHeight * bm.bmWidthBytes;
 374             if (!(xor_bits = HeapAlloc( GetProcessHeap(), 0, xor_size ))) goto done;
 375             GetBitmapBits( info.hbmColor, xor_size, xor_bits );
 376         }
 377         else
 378         {
 379             bm.bmHeight /= 2;
 380             xor_bits = (char *)and_bits + and_size / 2;
 381         }
 382         if (!info.fIcon)
 383         {
 384             cinfo.ptHotSpot.x = info.xHotspot;
 385             cinfo.ptHotSpot.y = info.yHotspot;
 386         }
 387         else cinfo.ptHotSpot.x = cinfo.ptHotSpot.y = ICON_HOTSPOT;
 388
 389         cinfo.nWidth        = bm.bmWidth;
 390         cinfo.nHeight       = bm.bmHeight;
 391         cinfo.nWidthBytes   = bm.bmWidthBytes;
 392         cinfo.bPlanes       = bm.bmPlanes;
 393         cinfo.bBitsPerPixel = bm.bmBitsPixel;
 394
 395         if ((ret = CreateCursorIconIndirect16( 0, &cinfo, and_bits, xor_bits )))
 396             store_icon_32( ret, icon );
 397
 398     done:
 399         if (info.hbmColor)
 400         {
 401             HeapFree( GetProcessHeap(), 0, xor_bits );
 402             DeleteObject( info.hbmColor );
 403         }
 404         HeapFree( GetProcessHeap(), 0, and_bits );
 405         DeleteObject( info.hbmMask );
 406     }
 407     return ret;
 408 }
 409
 410 static void add_shared_icon( HINSTANCE16 inst, HRSRC16 rsrc, HRSRC16 group, HICON16 icon )
 411 {
 412     struct cache_entry *cache = HeapAlloc( GetProcessHeap(), 0, sizeof(*cache) );
 413
 414     if (!cache) return;
 415     cache->inst  = inst;
 416     cache->rsrc  = rsrc;
 417     cache->group = group;
 418     cache->icon  = icon;
 419     cache->count = 1;
 420     list_add_tail( &icon_cache, &cache->entry );
 421 }
 422
 423 static HICON16 find_shared_icon( HINSTANCE16 inst, HRSRC16 rsrc )
 424 {
 425     struct cache_entry *cache;
 426
 427     LIST_FOR_EACH_ENTRY( cache, &icon_cache, struct cache_entry, entry )
 428     {
 429         if (cache->inst != inst || cache->rsrc != rsrc) continue;
 430         cache->count++;
 431         return cache->icon;
 432     }
 433     return 0;
 434 }
 435
 436 static int release_shared_icon( HICON16 icon )
 437 {
 438     struct cache_entry *cache;
 439
 440     LIST_FOR_EACH_ENTRY( cache, &icon_cache, struct cache_entry, entry )
 441     {
 442         if (cache->icon != icon) continue;
 443         if (!cache->count) return 0;
 444         return --cache->count;
 445     }
 446     return -1;
 447 }
 448
 449 static void free_module_icons( HINSTANCE16 inst )
 450 {
 451     struct cache_entry *cache, *next;
 452
 453     LIST_FOR_EACH_ENTRY_SAFE( cache, next, &icon_cache, struct cache_entry, entry )
 454     {
 455         if (cache->inst != inst) continue;
 456         list_remove( &cache->entry );
 457         free_icon_handle( cache->icon );
 458         HeapFree( GetProcessHeap(), 0, cache );
 459     }
 460 }
 461
 462 /**********************************************************************
 463  * Management of the 16-bit clipboard formats
 464  */
 465
 466 struct clipboard_format
 467 {
 468     struct list entry;
 469     UINT        format;
 470     HANDLE16    data;
 471 };
 472
 473 static struct list clipboard_formats = LIST_INIT( clipboard_formats );
 474
 475 static void set_clipboard_format( UINT format, HANDLE16 data )
 476 {
 477     struct clipboard_format *fmt;
 478
 479     /* replace it if it exists already */
 480     LIST_FOR_EACH_ENTRY( fmt, &clipboard_formats, struct clipboard_format, entry )
 481     {
 482         if (fmt->format != format) continue;
 483         GlobalFree16( fmt->data );
 484         fmt->data = data;
 485         return;
 486     }
 487
 488     if ((fmt = HeapAlloc( GetProcessHeap(), 0, sizeof(*fmt) )))
 489     {
 490         fmt->format = format;
 491         fmt->data = data;
 492         list_add_tail( &clipboard_formats, &fmt->entry );
 493     }
 494 }
 495
 496 static void free_clipboard_formats(void)
 497 {
 498     struct list *head;
 499
 500     while ((head = list_head( &clipboard_formats )))
 501     {
 502         struct clipboard_format *fmt = LIST_ENTRY( head, struct clipboard_format, entry );
 503         list_remove( &fmt->entry );
 504         GlobalFree16( fmt->data );
 505         HeapFree( GetProcessHeap(), 0, fmt );
 506     }
 507 }
 508
 509
 510 /***********************************************************************
 511  *              OldExitWindows (USER.2)
 512  */
 513 void WINAPI OldExitWindows16(void)
 514 {
 515     ExitWindows16(0, 0);
 516 }
 517
 518
 519 /**********************************************************************
 520  *              InitApp (USER.5)
 521  */
 522 INT16 WINAPI InitApp16( HINSTANCE16 hInstance )
 523 {
 524     /* Create task message queue */
 525     return (InitThreadInput16( 0, 0 ) != 0);
 526 }
 527
 528
 529 /***********************************************************************
 530  *              ExitWindows (USER.7)
 531  */
 532 BOOL16 WINAPI ExitWindows16( DWORD dwReturnCode, UINT16 wReserved )
 533 {
 534     return ExitWindowsEx( EWX_LOGOFF, 0xffffffff );
 535 }
 536
 537
 538 /***********************************************************************
 539  *              GetTimerResolution (USER.14)
 540  */
 541 LONG WINAPI GetTimerResolution16(void)
 542 {
 543     return (1000);
 544 }
 545
 546
 547 /***********************************************************************
 548  *              ClipCursor (USER.16)
 549  */
 550 BOOL16 WINAPI ClipCursor16( const RECT16 *rect )
 551 {
 552     RECT rect32;
 553
 554     if (!rect) return ClipCursor( NULL );
 555     rect32.left   = rect->left;
 556     rect32.top    = rect->top;
 557     rect32.right  = rect->right;
 558     rect32.bottom = rect->bottom;
 559     return ClipCursor( &rect32 );
 560 }
 561
 562
 563 /***********************************************************************
 564  *              GetCursorPos (USER.17)
 565  */
 566 BOOL16 WINAPI GetCursorPos16( POINT16 *pt )
 567 {
 568     POINT pos;
 569     if (!pt) return FALSE;
 570     GetCursorPos(&pos);
 571     pt->x = pos.x;
 572     pt->y = pos.y;
 573     return TRUE;
 574 }
 575
 576
 577 /*******************************************************************
 578  *              AnyPopup (USER.52)
 579  */
 580 BOOL16 WINAPI AnyPopup16(void)
 581 {
 582     return AnyPopup();
 583 }
 584
 585
 586 /***********************************************************************
 587  *              SetCursor (USER.69)
 588  */
 589 HCURSOR16 WINAPI SetCursor16(HCURSOR16 hCursor)
 590 {
 591   return get_icon_16( SetCursor( get_icon_32(hCursor) ));
 592 }
 593
 594
 595 /***********************************************************************
 596  *              SetCursorPos (USER.70)
 597  */
 598 void WINAPI SetCursorPos16( INT16 x, INT16 y )
 599 {
 600     SetCursorPos( x, y );
 601 }
 602
 603
 604 /***********************************************************************
 605  *              ShowCursor (USER.71)
 606  */
 607 INT16 WINAPI ShowCursor16(BOOL16 bShow)
 608 {
 609   return ShowCursor(bShow);
 610 }
 611
 612
 613 /***********************************************************************
 614  *              SetRect (USER.72)
 615  */
 616 void WINAPI SetRect16( LPRECT16 rect, INT16 left, INT16 top, INT16 right, INT16 bottom )
 617 {
 618     rect->left   = left;
 619     rect->right  = right;
 620     rect->top    = top;
 621     rect->bottom = bottom;
 622 }
 623
 624
 625 /***********************************************************************
 626  *              SetRectEmpty (USER.73)
 627  */
 628 void WINAPI SetRectEmpty16( LPRECT16 rect )
 629 {
 630     rect->left = rect->right = rect->top = rect->bottom = 0;
 631 }
 632
 633
 634 /***********************************************************************
 635  *              CopyRect (USER.74)
 636  */
 637 BOOL16 WINAPI CopyRect16( RECT16 *dest, const RECT16 *src )
 638 {
 639     *dest = *src;
 640     return TRUE;
 641 }
 642
 643
 644 /***********************************************************************
 645  *              IsRectEmpty (USER.75)
 646  *
 647  * Bug compat: Windows checks for 0 or negative width/height.
 648  */
 649 BOOL16 WINAPI IsRectEmpty16( const RECT16 *rect )
 650 {
 651     return ((rect->left >= rect->right) || (rect->top >= rect->bottom));
 652 }
 653
 654
 655 /***********************************************************************
 656  *              PtInRect (USER.76)
 657  */
 658 BOOL16 WINAPI PtInRect16( const RECT16 *rect, POINT16 pt )
 659 {
 660     return ((pt.x >= rect->left) && (pt.x < rect->right) &&
 661             (pt.y >= rect->top) && (pt.y < rect->bottom));
 662 }
 663
 664
 665 /***********************************************************************
 666  *              OffsetRect (USER.77)
 667  */
 668 void WINAPI OffsetRect16( LPRECT16 rect, INT16 x, INT16 y )
 669 {
 670     rect->left   += x;
 671     rect->right  += x;
 672     rect->top    += y;
 673     rect->bottom += y;
 674 }
 675
 676
 677 /***********************************************************************
 678  *              InflateRect (USER.78)
 679  */
 680 void WINAPI InflateRect16( LPRECT16 rect, INT16 x, INT16 y )
 681 {
 682     rect->left   -= x;
 683     rect->top    -= y;
 684     rect->right  += x;
 685     rect->bottom += y;
 686 }
 687
 688
 689 /***********************************************************************
 690  *              IntersectRect (USER.79)
 691  */
 692 BOOL16 WINAPI IntersectRect16( LPRECT16 dest, const RECT16 *src1,
 693                                const RECT16 *src2 )
 694 {
 695     if (IsRectEmpty16(src1) || IsRectEmpty16(src2) ||
 696         (src1->left >= src2->right) || (src2->left >= src1->right) ||
 697         (src1->top >= src2->bottom) || (src2->top >= src1->bottom))
 698     {
 699         SetRectEmpty16( dest );
 700         return FALSE;
 701     }
 702     dest->left   = max( src1->left, src2->left );
 703     dest->right  = min( src1->right, src2->right );
 704     dest->top    = max( src1->top, src2->top );
 705     dest->bottom = min( src1->bottom, src2->bottom );
 706     return TRUE;
 707 }
 708
 709
 710 /***********************************************************************
 711  *              UnionRect (USER.80)
 712  */
 713 BOOL16 WINAPI UnionRect16( LPRECT16 dest, const RECT16 *src1,
 714                            const RECT16 *src2 )
 715 {
 716     if (IsRectEmpty16(src1))
 717     {
 718         if (IsRectEmpty16(src2))
 719         {
 720             SetRectEmpty16( dest );
 721             return FALSE;
 722         }
 723         else *dest = *src2;
 724     }
 725     else
 726     {
 727         if (IsRectEmpty16(src2)) *dest = *src1;
 728         else
 729         {
 730             dest->left   = min( src1->left, src2->left );
 731             dest->right  = max( src1->right, src2->right );
 732             dest->top    = min( src1->top, src2->top );
 733             dest->bottom = max( src1->bottom, src2->bottom );
 734         }
 735     }
 736     return TRUE;
 737 }
 738
 739
 740 /***********************************************************************
 741  *              FillRect (USER.81)
 742  * NOTE
 743  *   The Win16 variant doesn't support special color brushes like
 744  *   the Win32 one, despite the fact that Win16, as well as Win32,
 745  *   supports special background brushes for a window class.
 746  */
 747 INT16 WINAPI FillRect16( HDC16 hdc, const RECT16 *rect, HBRUSH16 hbrush )
 748 {
 749     HBRUSH prevBrush;
 750
 751     /* coordinates are logical so we cannot fast-check 'rect',
 752      * it will be done later in the PatBlt().
 753      */
 754
 755     if (!(prevBrush = SelectObject( HDC_32(hdc), HBRUSH_32(hbrush) ))) return 0;
 756     PatBlt( HDC_32(hdc), rect->left, rect->top,
 757               rect->right - rect->left, rect->bottom - rect->top, PATCOPY );
 758     SelectObject( HDC_32(hdc), prevBrush );
 759     return 1;
 760 }
 761
 762
 763 /***********************************************************************
 764  *              InvertRect (USER.82)
 765  */
 766 void WINAPI InvertRect16( HDC16 hdc, const RECT16 *rect )
 767 {
 768     PatBlt( HDC_32(hdc), rect->left, rect->top,
 769               rect->right - rect->left, rect->bottom - rect->top, DSTINVERT );
 770 }
 771
 772
 773 /***********************************************************************
 774  *              FrameRect (USER.83)
 775  */
 776 INT16 WINAPI FrameRect16( HDC16 hdc, const RECT16 *rect16, HBRUSH16 hbrush )
 777 {
 778     RECT rect;
 779
 780     rect.left   = rect16->left;
 781     rect.top    = rect16->top;
 782     rect.right  = rect16->right;
 783     rect.bottom = rect16->bottom;
 784     return FrameRect( HDC_32(hdc), &rect, HBRUSH_32(hbrush) );
 785 }
 786
 787
 788 /***********************************************************************
 789  *              DrawIcon (USER.84)
 790  */
 791 BOOL16 WINAPI DrawIcon16(HDC16 hdc, INT16 x, INT16 y, HICON16 hIcon)
 792 {
 793   return DrawIcon(HDC_32(hdc), x, y, get_icon_32(hIcon) );
 794 }
 795
 796
 797 /***********************************************************************
 798  *           DrawText    (USER.85)
 799  */
 800 INT16 WINAPI DrawText16( HDC16 hdc, LPCSTR str, INT16 count, LPRECT16 rect, UINT16 flags )
 801 {
 802     INT16 ret;
 803
 804     if (rect)
 805     {
 806         RECT rect32;
 807
 808         rect32.left   = rect->left;
 809         rect32.top    = rect->top;
 810         rect32.right  = rect->right;
 811         rect32.bottom = rect->bottom;
 812         ret = DrawTextA( HDC_32(hdc), str, count, &rect32, flags );
 813         rect->left   = rect32.left;
 814         rect->top    = rect32.top;
 815         rect->right  = rect32.right;
 816         rect->bottom = rect32.bottom;
 817     }
 818     else ret = DrawTextA( HDC_32(hdc), str, count, NULL, flags);
 819     return ret;
 820 }
 821
 822
 823 /***********************************************************************
 824  *              IconSize (USER.86)
 825  *
 826  * See "Undocumented Windows". Used by W2.0 paint.exe.
 827  */
 828 DWORD WINAPI IconSize16(void)
 829 {
 830   return MAKELONG(GetSystemMetrics(SM_CYICON), GetSystemMetrics(SM_CXICON));
 831 }
 832
 833
 834 /***********************************************************************
 835  *              AdjustWindowRect (USER.102)
 836  */
 837 BOOL16 WINAPI AdjustWindowRect16( LPRECT16 rect, DWORD style, BOOL16 menu )
 838 {
 839     return AdjustWindowRectEx16( rect, style, menu, 0 );
 840 }
 841
 842
 843 /***********************************************************************
 844  *              MessageBeep (USER.104)
 845  */
 846 void WINAPI MessageBeep16( UINT16 i )
 847 {
 848     MessageBeep( i );
 849 }
 850
 851
 852 /**************************************************************************
 853  *              CloseClipboard (USER.138)
 854  */
 855 BOOL16 WINAPI CloseClipboard16(void)
 856 {
 857     BOOL ret = CloseClipboard();
 858     if (ret) free_clipboard_formats();
 859     return ret;
 860 }
 861
 862
 863 /**************************************************************************
 864  *              EmptyClipboard (USER.139)
 865  */
 866 BOOL16 WINAPI EmptyClipboard16(void)
 867 {
 868     BOOL ret = EmptyClipboard();
 869     if (ret) free_clipboard_formats();
 870     return ret;
 871 }
 872
 873
 874 /**************************************************************************
 875  *              SetClipboardData (USER.141)
 876  */
 877 HANDLE16 WINAPI SetClipboardData16( UINT16 format, HANDLE16 data16 )
 878 {
 879     HANDLE data32 = 0;
 880
 881     switch (format)
 882     {
 883     case CF_BITMAP:
 884     case CF_PALETTE:
 885         data32 = HGDIOBJ_32( data16 );
 886         break;
 887
 888     case CF_METAFILEPICT:
 889     {
 890         METAHEADER *header;
 891         METAFILEPICT *pict32;
 892         METAFILEPICT16 *pict16 = GlobalLock16( data16 );
 893
 894         if (pict16)
 895         {
 896             if (!(data32 = GlobalAlloc( GMEM_MOVEABLE, sizeof(*pict32) ))) return 0;
 897             pict32 = GlobalLock( data32 );
 898             pict32->mm = pict16->mm;
 899             pict32->xExt = pict16->xExt;
 900             pict32->yExt = pict16->yExt;
 901             header = GlobalLock16( pict16->hMF );
 902             pict32->hMF = SetMetaFileBitsEx( header->mtSize * 2, (BYTE *)header );
 903             GlobalUnlock16( pict16->hMF );
 904             GlobalUnlock( data32 );
 905         }
 906         set_clipboard_format( format, data16 );
 907         break;
 908     }
 909
 910     case CF_ENHMETAFILE:
 911         FIXME( "enhmetafile not supported in 16-bit\n" );
 912         return 0;
 913
 914     default:
 915         if (format >= CF_GDIOBJFIRST && format <= CF_GDIOBJLAST)
 916             data32 = HGDIOBJ_32( data16 );
 917         else if (format >= CF_PRIVATEFIRST && format <= CF_PRIVATELAST)
 918             data32 = HANDLE_32( data16 );
 919         else
 920         {
 921             UINT size = GlobalSize16( data16 );
 922             void *ptr32, *ptr16 = GlobalLock16( data16 );
 923             if (ptr16)
 924             {
 925                 if (!(data32 = GlobalAlloc( GMEM_MOVEABLE, size ))) return 0;
 926                 ptr32 = GlobalLock( data32 );
 927                 memcpy( ptr32, ptr16, size );
 928                 GlobalUnlock( data32 );
 929             }
 930             set_clipboard_format( format, data16 );
 931         }
 932         break;
 933     }
 934
 935     if (!SetClipboardData( format, data32 )) return 0;
 936     return data16;
 937 }
 938
 939
 940 /**************************************************************************
 941  *              GetClipboardData (USER.142)
 942  */
 943 HANDLE16 WINAPI GetClipboardData16( UINT16 format )
 944 {
 945     HANDLE data32 = GetClipboardData( format );
 946     HANDLE16 data16 = 0;
 947     UINT size;
 948     void *ptr;
 949
 950     if (!data32) return 0;
 951
 952     switch (format)
 953     {
 954     case CF_BITMAP:
 955     case CF_PALETTE:
 956         data16 = HGDIOBJ_16( data32 );
 957         break;
 958
 959     case CF_METAFILEPICT:
 960     {
 961         METAFILEPICT16 *pict16;
 962         METAFILEPICT *pict32 = GlobalLock( data32 );
 963
 964         if (pict32)
 965         {
 966             if (!(data16 = GlobalAlloc16( GMEM_MOVEABLE, sizeof(*pict16) ))) return 0;
 967             pict16 = GlobalLock16( data16 );
 968             pict16->mm   = pict32->mm;
 969             pict16->xExt = pict32->xExt;
 970             pict16->yExt = pict32->yExt;
 971             size = GetMetaFileBitsEx( pict32->hMF, 0, NULL );
 972             pict16->hMF = GlobalAlloc16( GMEM_MOVEABLE, size );
 973             ptr = GlobalLock16( pict16->hMF );
 974             GetMetaFileBitsEx( pict32->hMF, size, ptr );
 975             GlobalUnlock16( pict16->hMF );
 976             GlobalUnlock16( data16 );
 977             set_clipboard_format( format, data16 );
 978         }
 979         break;
 980     }
 981
 982     case CF_ENHMETAFILE:
 983         FIXME( "enhmetafile not supported in 16-bit\n" );
 984         return 0;
 985
 986     default:
 987         if (format >= CF_GDIOBJFIRST && format <= CF_GDIOBJLAST)
 988             data16 = HGDIOBJ_16( data32 );
 989         else if (format >= CF_PRIVATEFIRST && format <= CF_PRIVATELAST)
 990             data16 = HANDLE_16( data32 );
 991         else
 992         {
 993             void *ptr16, *ptr32 = GlobalLock( data32 );
 994             if (ptr32)
 995             {
 996                 size = GlobalSize( data32 );
 997                 if (!(data16 = GlobalAlloc16( GMEM_MOVEABLE, size ))) return 0;
 998                 ptr16 = GlobalLock16( data16 );
 999                 memcpy( ptr16, ptr32, size );
1000                 GlobalUnlock16( data16 );
1001                 set_clipboard_format( format, data16 );
1002             }
1003         }
1004         break;
1005     }
1006     return data16;
1007 }
1008
1009
1010 /**************************************************************************
1011  *              CountClipboardFormats (USER.143)
1012  */
1013 INT16 WINAPI CountClipboardFormats16(void)
1014 {
1015     return CountClipboardFormats();
1016 }
1017
1018
1019 /**************************************************************************
1020  *              EnumClipboardFormats (USER.144)
1021  */
1022 UINT16 WINAPI EnumClipboardFormats16( UINT16 id )
1023 {
1024     return EnumClipboardFormats( id );
1025 }
1026
1027
1028 /**************************************************************************
1029  *              RegisterClipboardFormat (USER.145)
1030  */
1031 UINT16 WINAPI RegisterClipboardFormat16( LPCSTR name )
1032 {
1033     return RegisterClipboardFormatA( name );
1034 }
1035
1036
1037 /**************************************************************************
1038  *              GetClipboardFormatName (USER.146)
1039  */
1040 INT16 WINAPI GetClipboardFormatName16( UINT16 id, LPSTR buffer, INT16 maxlen )
1041 {
1042     return GetClipboardFormatNameA( id, buffer, maxlen );
1043 }
1044
1045
1046 /**********************************************************************
1047  *          LoadMenu    (USER.150)
1048  */
1049 HMENU16 WINAPI LoadMenu16( HINSTANCE16 instance, LPCSTR name )
1050 {
1051     HRSRC16 hRsrc;
1052     HGLOBAL16 handle;
1053     HMENU16 hMenu;
1054
1055     if (HIWORD(name) && name[0] == '#') name = ULongToPtr(atoi( name + 1 ));
1056     if (!name) return 0;
1057
1058     instance = GetExePtr( instance );
1059     if (!(hRsrc = FindResource16( instance, name, (LPSTR)RT_MENU ))) return 0;
1060     if (!(handle = LoadResource16( instance, hRsrc ))) return 0;
1061     hMenu = LoadMenuIndirect16(LockResource16(handle));
1062     FreeResource16( handle );
1063     return hMenu;
1064 }
1065
1066
1067 /**********************************************************************
1068  *         CreateMenu    (USER.151)
1069  */
1070 HMENU16 WINAPI CreateMenu16(void)
1071 {
1072     return HMENU_16( CreateMenu() );
1073 }
1074
1075
1076 /**********************************************************************
1077  *         DestroyMenu    (USER.152)
1078  */
1079 BOOL16 WINAPI DestroyMenu16( HMENU16 hMenu )
1080 {
1081     return DestroyMenu( HMENU_32(hMenu) );
1082 }
1083
1084
1085 /*******************************************************************
1086  *         ChangeMenu    (USER.153)
1087  */
1088 BOOL16 WINAPI ChangeMenu16( HMENU16 hMenu, UINT16 pos, SEGPTR data,
1089                             UINT16 id, UINT16 flags )
1090 {
1091     if (flags & MF_APPEND) return AppendMenu16( hMenu, flags & ~MF_APPEND, id, data );
1092
1093     /* FIXME: Word passes the item id in 'pos' and 0 or 0xffff as id */
1094     /* for MF_DELETE. We should check the parameters for all others */
1095     /* MF_* actions also (anybody got a doc on ChangeMenu?). */
1096
1097     if (flags & MF_DELETE) return DeleteMenu16(hMenu, pos, flags & ~MF_DELETE);
1098     if (flags & MF_CHANGE) return ModifyMenu16(hMenu, pos, flags & ~MF_CHANGE, id, data );
1099     if (flags & MF_REMOVE) return RemoveMenu16(hMenu, flags & MF_BYPOSITION ? pos : id,
1100                                                flags & ~MF_REMOVE );
1101     /* Default: MF_INSERT */
1102     return InsertMenu16( hMenu, pos, flags, id, data );
1103 }
1104
1105
1106 /*******************************************************************
1107  *         CheckMenuItem    (USER.154)
1108  */
1109 BOOL16 WINAPI CheckMenuItem16( HMENU16 hMenu, UINT16 id, UINT16 flags )
1110 {
1111     return CheckMenuItem( HMENU_32(hMenu), id, flags );
1112 }
1113
1114
1115 /**********************************************************************
1116  *         EnableMenuItem    (USER.155)
1117  */
1118 BOOL16 WINAPI EnableMenuItem16( HMENU16 hMenu, UINT16 wItemID, UINT16 wFlags )
1119 {
1120     return EnableMenuItem( HMENU_32(hMenu), wItemID, wFlags );
1121 }
1122
1123
1124 /**********************************************************************
1125  *         GetSubMenu    (USER.159)
1126  */
1127 HMENU16 WINAPI GetSubMenu16( HMENU16 hMenu, INT16 nPos )
1128 {
1129     return HMENU_16( GetSubMenu( HMENU_32(hMenu), nPos ) );
1130 }
1131
1132
1133 /*******************************************************************
1134  *         GetMenuString    (USER.161)
1135  */
1136 INT16 WINAPI GetMenuString16( HMENU16 hMenu, UINT16 wItemID,
1137                               LPSTR str, INT16 nMaxSiz, UINT16 wFlags )
1138 {
1139     return GetMenuStringA( HMENU_32(hMenu), wItemID, str, nMaxSiz, wFlags );
1140 }
1141
1142
1143 /**********************************************************************
1144  *              WinHelp (USER.171)
1145  */
1146 BOOL16 WINAPI WinHelp16( HWND16 hWnd, LPCSTR lpHelpFile, UINT16 wCommand,
1147                          DWORD dwData )
1148 {
1149     BOOL ret;
1150     DWORD mutex_count;
1151
1152     /* We might call WinExec() */
1153     ReleaseThunkLock(&mutex_count);
1154
1155     ret = WinHelpA(WIN_Handle32(hWnd), lpHelpFile, wCommand, (DWORD)MapSL(dwData));
1156
1157     RestoreThunkLock(mutex_count);
1158     return ret;
1159 }
1160
1161
1162 /***********************************************************************
1163  *              LoadCursor (USER.173)
1164  */
1165 HCURSOR16 WINAPI LoadCursor16(HINSTANCE16 hInstance, LPCSTR name)
1166 {
1167     return LoadImage16( hInstance, name, IMAGE_CURSOR, 0, 0, LR_SHARED | LR_DEFAULTSIZE );
1168 }
1169
1170
1171 /***********************************************************************
1172  *              LoadIcon (USER.174)
1173  */
1174 HICON16 WINAPI LoadIcon16(HINSTANCE16 hInstance, LPCSTR name)
1175 {
1176     return LoadImage16( hInstance, name, IMAGE_ICON, 0, 0, LR_SHARED | LR_DEFAULTSIZE );
1177 }
1178
1179 /**********************************************************************
1180  *              LoadBitmap (USER.175)
1181  */
1182 HBITMAP16 WINAPI LoadBitmap16(HINSTANCE16 hInstance, LPCSTR name)
1183 {
1184     return LoadImage16( hInstance, name, IMAGE_BITMAP, 0, 0, 0 );
1185 }
1186
1187 /**********************************************************************
1188  *     LoadString   (USER.176)
1189  */
1190 INT16 WINAPI LoadString16( HINSTANCE16 instance, UINT16 resource_id, LPSTR buffer, INT16 buflen )
1191 {
1192     HGLOBAL16 hmem;
1193     HRSRC16 hrsrc;
1194     unsigned char *p;
1195     int string_num;
1196     int ret;
1197
1198     TRACE("inst=%04x id=%04x buff=%p len=%d\n", instance, resource_id, buffer, buflen);
1199
1200     hrsrc = FindResource16( instance, MAKEINTRESOURCEA((resource_id>>4)+1), (LPSTR)RT_STRING );
1201     if (!hrsrc) return 0;
1202     hmem = LoadResource16( instance, hrsrc );
1203     if (!hmem) return 0;
1204
1205     p = LockResource16(hmem);
1206     string_num = resource_id & 0x000f;
1207     while (string_num--) p += *p + 1;
1208
1209     if (buffer == NULL) ret = *p;
1210     else
1211     {
1212         ret = min(buflen - 1, *p);
1213         if (ret > 0)
1214         {
1215             memcpy(buffer, p + 1, ret);
1216             buffer[ret] = '\0';
1217         }
1218         else if (buflen > 1)
1219         {
1220             buffer[0] = '\0';
1221             ret = 0;
1222         }
1223         TRACE( "%s loaded\n", debugstr_a(buffer));
1224     }
1225     FreeResource16( hmem );
1226     return ret;
1227 }
1228
1229 /**********************************************************************
1230  *              LoadAccelerators  (USER.177)
1231  */
1232 HACCEL16 WINAPI LoadAccelerators16(HINSTANCE16 instance, LPCSTR lpTableName)
1233 {
1234     HRSRC16 hRsrc;
1235     HGLOBAL16 hMem;
1236     ACCEL16 *table16;
1237     HACCEL ret = 0;
1238
1239     TRACE("%04x %s\n", instance, debugstr_a(lpTableName) );
1240
1241     if (!(hRsrc = FindResource16( instance, lpTableName, (LPSTR)RT_ACCELERATOR )) ||
1242         !(hMem = LoadResource16(instance,hRsrc)))
1243     {
1244         WARN("couldn't find %04x %s\n", instance, debugstr_a(lpTableName));
1245         return 0;
1246     }
1247     if ((table16 = LockResource16( hMem )))
1248     {
1249         DWORD i, count = SizeofResource16( instance, hRsrc ) / sizeof(*table16);
1250         ACCEL *table = HeapAlloc( GetProcessHeap(), 0, count * sizeof(*table) );
1251         if (table)
1252         {
1253             for (i = 0; i < count; i++)
1254             {
1255                 table[i].fVirt = table16[i].fVirt & 0x7f;
1256                 table[i].key   = table16[i].key;
1257                 table[i].cmd   = table16[i].cmd;
1258             }
1259             ret = CreateAcceleratorTableA( table, count );
1260             HeapFree( GetProcessHeap(), 0, table );
1261         }
1262     }
1263     FreeResource16( hMem );
1264     return HACCEL_16(ret);
1265 }
1266
1267 /***********************************************************************
1268  *              GetSystemMetrics (USER.179)
1269  */
1270 INT16 WINAPI GetSystemMetrics16( INT16 index )
1271 {
1272     return GetSystemMetrics( index );
1273 }
1274
1275
1276 /*************************************************************************
1277  *              GetSysColor (USER.180)
1278  */
1279 COLORREF WINAPI GetSysColor16( INT16 index )
1280 {
1281     return GetSysColor( index );
1282 }
1283
1284
1285 /*************************************************************************
1286  *              SetSysColors (USER.181)
1287  */
1288 VOID WINAPI SetSysColors16( INT16 count, const INT16 *list16, const COLORREF *values )
1289 {
1290     INT i, *list;
1291
1292     if ((list = HeapAlloc( GetProcessHeap(), 0, count * sizeof(*list) )))
1293     {
1294         for (i = 0; i < count; i++) list[i] = list16[i];
1295         SetSysColors( count, list, values );
1296         HeapFree( GetProcessHeap(), 0, list );
1297     }
1298 }
1299
1300
1301 /***********************************************************************
1302  *           GrayString   (USER.185)
1303  */
1304 BOOL16 WINAPI GrayString16( HDC16 hdc, HBRUSH16 hbr, GRAYSTRINGPROC16 gsprc,
1305                             LPARAM lParam, INT16 cch, INT16 x, INT16 y,
1306                             INT16 cx, INT16 cy )
1307 {
1308     BOOL ret;
1309
1310     if (!gsprc) return GrayStringA( HDC_32(hdc), HBRUSH_32(hbr), NULL,
1311                                     (LPARAM)MapSL(lParam), cch, x, y, cx, cy );
1312
1313     if (cch == -1 || (cch && cx && cy))
1314     {
1315         /* lParam can be treated as an opaque pointer */
1316         struct gray_string_info info;
1317
1318         info.proc  = gsprc;
1319         info.param = lParam;
1320         ret = GrayStringA( HDC_32(hdc), HBRUSH_32(hbr), gray_string_callback,
1321                            (LPARAM)&info, cch, x, y, cx, cy );
1322     }
1323     else  /* here we need some string conversions */
1324     {
1325         char *str16 = MapSL(lParam);
1326         struct gray_string_info *info;
1327
1328         if (!cch) cch = strlen(str16);
1329         info = HeapAlloc( GetProcessHeap(), 0, FIELD_OFFSET( struct gray_string_info, str[cch] ));
1330         if (!info) return FALSE;
1331         info->proc  = gsprc;
1332         info->param = lParam;
1333         memcpy( info->str, str16, cch );
1334         ret = GrayStringA( HDC_32(hdc), HBRUSH_32(hbr), gray_string_callback_ptr,
1335                            (LPARAM)info->str, cch, x, y, cx, cy );
1336         HeapFree( GetProcessHeap(), 0, info );
1337     }
1338     return ret;
1339 }
1340
1341
1342 /***********************************************************************
1343  *              SwapMouseButton (USER.186)
1344  */
1345 BOOL16 WINAPI SwapMouseButton16( BOOL16 fSwap )
1346 {
1347     return SwapMouseButton( fSwap );
1348 }
1349
1350
1351 /**************************************************************************
1352  *              IsClipboardFormatAvailable (USER.193)
1353  */
1354 BOOL16 WINAPI IsClipboardFormatAvailable16( UINT16 wFormat )
1355 {
1356     return IsClipboardFormatAvailable( wFormat );
1357 }
1358
1359
1360 /***********************************************************************
1361  *           TabbedTextOut    (USER.196)
1362  */
1363 LONG WINAPI TabbedTextOut16( HDC16 hdc, INT16 x, INT16 y, LPCSTR lpstr,
1364                              INT16 count, INT16 nb_tabs, const INT16 *tabs16, INT16 tab_org )
1365 {
1366     LONG ret;
1367     INT i, *tabs = HeapAlloc( GetProcessHeap(), 0, nb_tabs * sizeof(*tabs) );
1368     if (!tabs) return 0;
1369     for (i = 0; i < nb_tabs; i++) tabs[i] = tabs16[i];
1370     ret = TabbedTextOutA( HDC_32(hdc), x, y, lpstr, count, nb_tabs, tabs, tab_org );
1371     HeapFree( GetProcessHeap(), 0, tabs );
1372     return ret;
1373 }
1374
1375
1376 /***********************************************************************
1377  *           GetTabbedTextExtent    (USER.197)
1378  */
1379 DWORD WINAPI GetTabbedTextExtent16( HDC16 hdc, LPCSTR lpstr, INT16 count,
1380                                     INT16 nb_tabs, const INT16 *tabs16 )
1381 {
1382     LONG ret;
1383     INT i, *tabs = HeapAlloc( GetProcessHeap(), 0, nb_tabs * sizeof(*tabs) );
1384     if (!tabs) return 0;
1385     for (i = 0; i < nb_tabs; i++) tabs[i] = tabs16[i];
1386     ret = GetTabbedTextExtentA( HDC_32(hdc), lpstr, count, nb_tabs, tabs );
1387     HeapFree( GetProcessHeap(), 0, tabs );
1388     return ret;
1389 }
1390
1391
1392 /***********************************************************************
1393  *              UserSeeUserDo (USER.216)
1394  */
1395 DWORD WINAPI UserSeeUserDo16(WORD wReqType, WORD wParam1, WORD wParam2, WORD wParam3)
1396 {
1397     HANDLE16 oldDS = CURRENT_DS;
1398     DWORD ret = (DWORD)-1;
1399
1400     CURRENT_DS = USER_HeapSel;
1401     switch (wReqType)
1402     {
1403     case USUD_LOCALALLOC:
1404         ret = LocalAlloc16(wParam1, wParam3);
1405         break;
1406     case USUD_LOCALFREE:
1407         ret = LocalFree16(wParam1);
1408         break;
1409     case USUD_LOCALCOMPACT:
1410         ret = LocalCompact16(wParam3);
1411         break;
1412     case USUD_LOCALHEAP:
1413         ret = USER_HeapSel;
1414         break;
1415     case USUD_FIRSTCLASS:
1416         FIXME("return a pointer to the first window class.\n");
1417         break;
1418     default:
1419         WARN("wReqType %04x (unknown)\n", wReqType);
1420     }
1421     CURRENT_DS = oldDS;
1422     return ret;
1423 }
1424
1425
1426 /***********************************************************************
1427  *           LookupMenuHandle   (USER.217)
1428  */
1429 HMENU16 WINAPI LookupMenuHandle16( HMENU16 hmenu, INT16 id )
1430 {
1431     FIXME( "%04x %04x: stub\n", hmenu, id );
1432     return hmenu;
1433 }
1434
1435
1436 static LPCSTR parse_menu_resource( LPCSTR res, HMENU hMenu, BOOL oldFormat )
1437 {
1438     WORD flags, id = 0;
1439     LPCSTR str;
1440     BOOL end_flag;
1441
1442     do
1443     {
1444         /* Windows 3.00 and later use a WORD for the flags, whereas 1.x and 2.x use a BYTE. */
1445         if (oldFormat)
1446         {
1447             flags = GET_BYTE(res);
1448             res += sizeof(BYTE);
1449         }
1450         else
1451         {
1452             flags = GET_WORD(res);
1453             res += sizeof(WORD);
1454         }
1455
1456         end_flag = flags & MF_END;
1457         /* Remove MF_END because it has the same value as MF_HILITE */
1458         flags &= ~MF_END;
1459         if (!(flags & MF_POPUP))
1460         {
1461             id = GET_WORD(res);
1462             res += sizeof(WORD);
1463         }
1464         str = res;
1465         res += strlen(str) + 1;
1466         if (flags & MF_POPUP)
1467         {
1468             HMENU hSubMenu = CreatePopupMenu();
1469             if (!hSubMenu) return NULL;
1470             if (!(res = parse_menu_resource( res, hSubMenu, oldFormat ))) return NULL;
1471             AppendMenuA( hMenu, flags, (UINT_PTR)hSubMenu, str );
1472         }
1473         else  /* Not a popup */
1474         {
1475             AppendMenuA( hMenu, flags, id, *str ? str : NULL );
1476         }
1477     } while (!end_flag);
1478     return res;
1479 }
1480
1481 /**********************************************************************
1482  *          LoadMenuIndirect    (USER.220)
1483  */
1484 HMENU16 WINAPI LoadMenuIndirect16( LPCVOID template )
1485 {
1486     BOOL oldFormat;
1487     HMENU hMenu;
1488     WORD version, offset;
1489     LPCSTR p = template;
1490
1491     TRACE("(%p)\n", template );
1492
1493     /* Windows 1.x and 2.x menus have a slightly different menu format from 3.x menus */
1494     oldFormat = (GetExeVersion16() < 0x0300);
1495
1496     /* Windows 3.00 and later menu items are preceded by a MENUITEMTEMPLATEHEADER structure */
1497     if (!oldFormat)
1498     {
1499         version = GET_WORD(p);
1500         p += sizeof(WORD);
1501         if (version)
1502         {
1503             WARN("version must be 0 for Win16 >= 3.00 applications\n" );
1504             return 0;
1505         }
1506         offset = GET_WORD(p);
1507         p += sizeof(WORD) + offset;
1508     }
1509
1510     if (!(hMenu = CreateMenu())) return 0;
1511     if (!parse_menu_resource( p, hMenu, oldFormat ))
1512     {
1513         DestroyMenu( hMenu );
1514         return 0;
1515     }
1516     return HMENU_16(hMenu);
1517 }
1518
1519
1520 /*************************************************************************
1521  *              ScrollDC (USER.221)
1522  */
1523 BOOL16 WINAPI ScrollDC16( HDC16 hdc, INT16 dx, INT16 dy, const RECT16 *rect,
1524                           const RECT16 *cliprc, HRGN16 hrgnUpdate,
1525                           LPRECT16 rcUpdate )
1526 {
1527     RECT rect32, clipRect32, rcUpdate32;
1528     BOOL16 ret;
1529
1530     if (rect)
1531     {
1532         rect32.left   = rect->left;
1533         rect32.top    = rect->top;
1534         rect32.right  = rect->right;
1535         rect32.bottom = rect->bottom;
1536     }
1537     if (cliprc)
1538     {
1539         clipRect32.left   = cliprc->left;
1540         clipRect32.top    = cliprc->top;
1541         clipRect32.right  = cliprc->right;
1542         clipRect32.bottom = cliprc->bottom;
1543     }
1544     ret = ScrollDC( HDC_32(hdc), dx, dy, rect ? &rect32 : NULL,
1545                     cliprc ? &clipRect32 : NULL, HRGN_32(hrgnUpdate),
1546                     &rcUpdate32 );
1547     if (rcUpdate)
1548     {
1549         rcUpdate->left   = rcUpdate32.left;
1550         rcUpdate->top    = rcUpdate32.top;
1551         rcUpdate->right  = rcUpdate32.right;
1552         rcUpdate->bottom = rcUpdate32.bottom;
1553     }
1554     return ret;
1555 }
1556
1557
1558 /***********************************************************************
1559  *              GetSystemDebugState (USER.231)
1560  */
1561 WORD WINAPI GetSystemDebugState16(void)
1562 {
1563     return 0;  /* FIXME */
1564 }
1565
1566
1567 /***********************************************************************
1568  *              EqualRect (USER.244)
1569  */
1570 BOOL16 WINAPI EqualRect16( const RECT16* rect1, const RECT16* rect2 )
1571 {
1572     return ((rect1->left == rect2->left) && (rect1->right == rect2->right) &&
1573             (rect1->top == rect2->top) && (rect1->bottom == rect2->bottom));
1574 }
1575
1576
1577 /***********************************************************************
1578  *              ExitWindowsExec (USER.246)
1579  */
1580 BOOL16 WINAPI ExitWindowsExec16( LPCSTR lpszExe, LPCSTR lpszParams )
1581 {
1582     TRACE("Should run the following in DOS-mode: \"%s %s\"\n",
1583           lpszExe, lpszParams);
1584     return ExitWindowsEx( EWX_LOGOFF, 0xffffffff );
1585 }
1586
1587
1588 /***********************************************************************
1589  *              GetCursor (USER.247)
1590  */
1591 HCURSOR16 WINAPI GetCursor16(void)
1592 {
1593   return get_icon_16( GetCursor() );
1594 }
1595
1596
1597 /**********************************************************************
1598  *              GetAsyncKeyState (USER.249)
1599  */
1600 INT16 WINAPI GetAsyncKeyState16( INT16 key )
1601 {
1602     return GetAsyncKeyState( key );
1603 }
1604
1605
1606 /**********************************************************************
1607  *         GetMenuState    (USER.250)
1608  */
1609 UINT16 WINAPI GetMenuState16( HMENU16 hMenu, UINT16 wItemID, UINT16 wFlags )
1610 {
1611     return GetMenuState( HMENU_32(hMenu), wItemID, wFlags );
1612 }
1613
1614
1615 /**************************************************************************
1616  *              SendDriverMessage (USER.251)
1617  */
1618 LRESULT WINAPI SendDriverMessage16(HDRVR16 hDriver, UINT16 msg, LPARAM lParam1,
1619                                    LPARAM lParam2)
1620 {
1621     FIXME("(%04x, %04x, %08lx, %08lx): stub\n", hDriver, msg, lParam1, lParam2);
1622     return 0;
1623 }
1624
1625
1626 /**************************************************************************
1627  *              OpenDriver (USER.252)
1628  */
1629 HDRVR16 WINAPI OpenDriver16(LPCSTR lpDriverName, LPCSTR lpSectionName, LPARAM lParam2)
1630 {
1631     FIXME( "(%s, %s, %08lx): stub\n", debugstr_a(lpDriverName), debugstr_a(lpSectionName), lParam2);
1632     return 0;
1633 }
1634
1635
1636 /**************************************************************************
1637  *              CloseDriver (USER.253)
1638  */
1639 LRESULT WINAPI CloseDriver16(HDRVR16 hDrvr, LPARAM lParam1, LPARAM lParam2)
1640 {
1641     FIXME( "(%04x, %08lx, %08lx): stub\n", hDrvr, lParam1, lParam2);
1642     return FALSE;
1643 }
1644
1645
1646 /**************************************************************************
1647  *              GetDriverModuleHandle (USER.254)
1648  */
1649 HMODULE16 WINAPI GetDriverModuleHandle16(HDRVR16 hDrvr)
1650 {
1651     FIXME("(%04x): stub\n", hDrvr);
1652     return 0;
1653 }
1654
1655
1656 /**************************************************************************
1657  *              DefDriverProc (USER.255)
1658  */
1659 LRESULT WINAPI DefDriverProc16(DWORD dwDevID, HDRVR16 hDriv, UINT16 wMsg,
1660                                LPARAM lParam1, LPARAM lParam2)
1661 {
1662     FIXME( "devID=0x%08x hDrv=0x%04x wMsg=%04x lP1=0x%08lx lP2=0x%08lx: stub\n",
1663           dwDevID, hDriv, wMsg, lParam1, lParam2);
1664     return 0;
1665 }
1666
1667
1668 /**************************************************************************
1669  *              GetDriverInfo (USER.256)
1670  */
1671 struct DRIVERINFOSTRUCT16;
1672 BOOL16 WINAPI GetDriverInfo16(HDRVR16 hDrvr, struct DRIVERINFOSTRUCT16 *lpDrvInfo)
1673 {
1674     FIXME( "(%04x, %p): stub\n", hDrvr, lpDrvInfo);
1675     return FALSE;
1676 }
1677
1678
1679 /**************************************************************************
1680  *              GetNextDriver (USER.257)
1681  */
1682 HDRVR16 WINAPI GetNextDriver16(HDRVR16 hDrvr, DWORD dwFlags)
1683 {
1684     FIXME( "(%04x, %08x): stub\n", hDrvr, dwFlags);
1685     return 0;
1686 }
1687
1688
1689 /**********************************************************************
1690  *         GetMenuItemCount    (USER.263)
1691  */
1692 INT16 WINAPI GetMenuItemCount16( HMENU16 hMenu )
1693 {
1694     return GetMenuItemCount( HMENU_32(hMenu) );
1695 }
1696
1697
1698 /**********************************************************************
1699  *         GetMenuItemID    (USER.264)
1700  */
1701 UINT16 WINAPI GetMenuItemID16( HMENU16 hMenu, INT16 nPos )
1702 {
1703     return GetMenuItemID( HMENU_32(hMenu), nPos );
1704 }
1705
1706
1707 /***********************************************************************
1708  *              GlobalAddAtom (USER.268)
1709  */
1710 ATOM WINAPI GlobalAddAtom16(LPCSTR lpString)
1711 {
1712   return GlobalAddAtomA(lpString);
1713 }
1714
1715 /***********************************************************************
1716  *              GlobalDeleteAtom (USER.269)
1717  */
1718 ATOM WINAPI GlobalDeleteAtom16(ATOM nAtom)
1719 {
1720   return GlobalDeleteAtom(nAtom);
1721 }
1722
1723 /***********************************************************************
1724  *              GlobalFindAtom (USER.270)
1725  */
1726 ATOM WINAPI GlobalFindAtom16(LPCSTR lpString)
1727 {
1728   return GlobalFindAtomA(lpString);
1729 }
1730
1731 /***********************************************************************
1732  *              GlobalGetAtomName (USER.271)
1733  */
1734 UINT16 WINAPI GlobalGetAtomName16(ATOM nAtom, LPSTR lpBuffer, INT16 nSize)
1735 {
1736   return GlobalGetAtomNameA(nAtom, lpBuffer, nSize);
1737 }
1738
1739
1740 /***********************************************************************
1741  *              ControlPanelInfo (USER.273)
1742  */
1743 void WINAPI ControlPanelInfo16( INT16 nInfoType, WORD wData, LPSTR lpBuffer )
1744 {
1745     FIXME("(%d, %04x, %p): stub.\n", nInfoType, wData, lpBuffer);
1746 }
1747
1748
1749 /***********************************************************************
1750  *           OldSetDeskPattern   (USER.279)
1751  */
1752 BOOL16 WINAPI SetDeskPattern16(void)
1753 {
1754     return SystemParametersInfoA( SPI_SETDESKPATTERN, -1, NULL, FALSE );
1755 }
1756
1757
1758 /***********************************************************************
1759  *              GetSysColorBrush (USER.281)
1760  */
1761 HBRUSH16 WINAPI GetSysColorBrush16( INT16 index )
1762 {
1763     return HBRUSH_16( GetSysColorBrush(index) );
1764 }
1765
1766
1767 /***********************************************************************
1768  *              SelectPalette (USER.282)
1769  */
1770 HPALETTE16 WINAPI SelectPalette16( HDC16 hdc, HPALETTE16 hpal, BOOL16 bForceBackground )
1771 {
1772     return HPALETTE_16( SelectPalette( HDC_32(hdc), HPALETTE_32(hpal), bForceBackground ));
1773 }
1774
1775 /***********************************************************************
1776  *              RealizePalette (USER.283)
1777  */
1778 UINT16 WINAPI RealizePalette16( HDC16 hdc )
1779 {
1780     return UserRealizePalette( HDC_32(hdc) );
1781 }
1782
1783
1784 /***********************************************************************
1785  *              GetFreeSystemResources (USER.284)
1786  */
1787 WORD WINAPI GetFreeSystemResources16( WORD resType )
1788 {
1789     HANDLE16 oldDS = CURRENT_DS;
1790     int userPercent, gdiPercent;
1791
1792     switch(resType)
1793     {
1794     case GFSR_USERRESOURCES:
1795         CURRENT_DS = USER_HeapSel;
1796         userPercent = (int)LocalCountFree16() * 100 / LocalHeapSize16();
1797         gdiPercent  = 100;
1798         CURRENT_DS = oldDS;
1799         break;
1800
1801     case GFSR_GDIRESOURCES:
1802         CURRENT_DS = gdi_inst;
1803         gdiPercent  = (int)LocalCountFree16() * 100 / LocalHeapSize16();
1804         userPercent = 100;
1805         CURRENT_DS = oldDS;
1806         break;
1807
1808     case GFSR_SYSTEMRESOURCES:
1809         CURRENT_DS = USER_HeapSel;
1810         userPercent = (int)LocalCountFree16() * 100 / LocalHeapSize16();
1811         CURRENT_DS = gdi_inst;
1812         gdiPercent  = (int)LocalCountFree16() * 100 / LocalHeapSize16();
1813         CURRENT_DS = oldDS;
1814         break;
1815
1816     default:
1817         userPercent = gdiPercent = 0;
1818         break;
1819     }
1820     TRACE("<- userPercent %d, gdiPercent %d\n", userPercent, gdiPercent);
1821     return (WORD)min( userPercent, gdiPercent );
1822 }
1823
1824
1825 /***********************************************************************
1826  *           SetDeskWallPaper   (USER.285)
1827  */
1828 BOOL16 WINAPI SetDeskWallPaper16( LPCSTR filename )
1829 {
1830     return SetDeskWallPaper( filename );
1831 }
1832
1833
1834 /***********************************************************************
1835  *              keybd_event (USER.289)
1836  */
1837 void WINAPI keybd_event16( CONTEXT *context )
1838 {
1839     DWORD dwFlags = 0;
1840
1841     if (HIBYTE(context->Eax) & 0x80) dwFlags |= KEYEVENTF_KEYUP;
1842     if (HIBYTE(context->Ebx) & 0x01) dwFlags |= KEYEVENTF_EXTENDEDKEY;
1843
1844     keybd_event( LOBYTE(context->Eax), LOBYTE(context->Ebx),
1845                  dwFlags, MAKELONG(LOWORD(context->Esi), LOWORD(context->Edi)) );
1846 }
1847
1848
1849 /***********************************************************************
1850  *              mouse_event (USER.299)
1851  */
1852 void WINAPI mouse_event16( CONTEXT *context )
1853 {
1854     mouse_event( LOWORD(context->Eax), LOWORD(context->Ebx), LOWORD(context->Ecx),
1855                  LOWORD(context->Edx), MAKELONG(context->Esi, context->Edi) );
1856 }
1857
1858
1859 /***********************************************************************
1860  *              GetClipCursor (USER.309)
1861  */
1862 void WINAPI GetClipCursor16( RECT16 *rect )
1863 {
1864     if (rect)
1865     {
1866         RECT rect32;
1867         GetClipCursor( &rect32 );
1868         rect->left   = rect32.left;
1869         rect->top    = rect32.top;
1870         rect->right  = rect32.right;
1871         rect->bottom = rect32.bottom;
1872     }
1873 }
1874
1875
1876 /***********************************************************************
1877  *              SignalProc (USER.314)
1878  */
1879 void WINAPI SignalProc16( HANDLE16 hModule, UINT16 code,
1880                           UINT16 uExitFn, HINSTANCE16 hInstance, HQUEUE16 hQueue )
1881 {
1882     if (code == USIG16_DLL_UNLOAD)
1883     {
1884         hModule = GetExePtr(hModule);
1885         /* HOOK_FreeModuleHooks( hModule ); */
1886         free_module_classes( hModule );
1887         free_module_icons( hModule );
1888     }
1889 }
1890
1891
1892 /***********************************************************************
1893  *              SetEventHook (USER.321)
1894  *
1895  *      Used by Turbo Debugger for Windows
1896  */
1897 FARPROC16 WINAPI SetEventHook16(FARPROC16 lpfnEventHook)
1898 {
1899     FIXME("(lpfnEventHook=%p): stub\n", lpfnEventHook);
1900     return 0;
1901 }
1902
1903
1904 /**********************************************************************
1905  *              EnableHardwareInput (USER.331)
1906  */
1907 BOOL16 WINAPI EnableHardwareInput16(BOOL16 bEnable)
1908 {
1909     FIXME("(%d) - stub\n", bEnable);
1910     return TRUE;
1911 }
1912
1913
1914 /**********************************************************************
1915  *              LoadCursorIconHandler (USER.336)
1916  *
1917  * Supposed to load resources of Windows 2.x applications.
1918  */
1919 HGLOBAL16 WINAPI LoadCursorIconHandler16( HGLOBAL16 hResource, HMODULE16 hModule, HRSRC16 hRsrc )
1920 {
1921     FIXME("(%04x,%04x,%04x): old 2.x resources are not supported!\n", hResource, hModule, hRsrc);
1922     return 0;
1923 }
1924
1925
1926 /***********************************************************************
1927  *              GetMouseEventProc (USER.337)
1928  */
1929 FARPROC16 WINAPI GetMouseEventProc16(void)
1930 {
1931     HMODULE16 hmodule = GetModuleHandle16("USER");
1932     return GetProcAddress16( hmodule, "mouse_event" );
1933 }
1934
1935
1936 /***********************************************************************
1937  *              IsUserIdle (USER.333)
1938  */
1939 BOOL16 WINAPI IsUserIdle16(void)
1940 {
1941     if ( GetAsyncKeyState( VK_LBUTTON ) & 0x8000 )
1942         return FALSE;
1943     if ( GetAsyncKeyState( VK_RBUTTON ) & 0x8000 )
1944         return FALSE;
1945     if ( GetAsyncKeyState( VK_MBUTTON ) & 0x8000 )
1946         return FALSE;
1947     /* Should check for screen saver activation here ... */
1948     return TRUE;
1949 }
1950
1951
1952 /**********************************************************************
1953  *              LoadDIBIconHandler (USER.357)
1954  *
1955  * RT_ICON resource loader, installed by USER_SignalProc when module
1956  * is initialized.
1957  */
1958 HGLOBAL16 WINAPI LoadDIBIconHandler16( HGLOBAL16 hMemObj, HMODULE16 hModule, HRSRC16 hRsrc )
1959 {
1960     /* If hResource is zero we must allocate a new memory block, if it's
1961      * non-zero but GlobalLock() returns NULL then it was discarded and
1962      * we have to recommit some memory, otherwise we just need to check
1963      * the block size. See LoadProc() in 16-bit SDK for more.
1964      */
1965     FIXME( "%x %x %x: stub, not supported anymore\n", hMemObj, hModule, hRsrc );
1966     return 0;
1967 }
1968
1969 /**********************************************************************
1970  *              LoadDIBCursorHandler (USER.356)
1971  *
1972  * RT_CURSOR resource loader. Same as above.
1973  */
1974 HGLOBAL16 WINAPI LoadDIBCursorHandler16( HGLOBAL16 hMemObj, HMODULE16 hModule, HRSRC16 hRsrc )
1975 {
1976     FIXME( "%x %x %x: stub, not supported anymore\n", hMemObj, hModule, hRsrc );
1977     return 0;
1978 }
1979
1980
1981 /**********************************************************************
1982  *              IsMenu    (USER.358)
1983  */
1984 BOOL16 WINAPI IsMenu16( HMENU16 hmenu )
1985 {
1986     return IsMenu( HMENU_32(hmenu) );
1987 }
1988
1989
1990 /***********************************************************************
1991  *              DCHook (USER.362)
1992  */
1993 BOOL16 WINAPI DCHook16( HDC16 hdc, WORD code, DWORD data, LPARAM lParam )
1994 {
1995     FIXME( "hDC = %x, %i: stub\n", hdc, code );
1996     return FALSE;
1997 }
1998
1999
2000 /**********************************************************************
2001  *              LookupIconIdFromDirectoryEx (USER.364)
2002  *
2003  * FIXME: exact parameter sizes
2004  */
2005 INT16 WINAPI LookupIconIdFromDirectoryEx16( LPBYTE dir, BOOL16 bIcon,
2006                                             INT16 width, INT16 height, UINT16 cFlag )
2007 {
2008     return LookupIconIdFromDirectoryEx( dir, bIcon, width, height, cFlag );
2009 }
2010
2011
2012 /***********************************************************************
2013  *              CopyIcon (USER.368)
2014  */
2015 HICON16 WINAPI CopyIcon16( HINSTANCE16 hInstance, HICON16 hIcon )
2016 {
2017     CURSORICONINFO *info = get_icon_ptr( hIcon );
2018     void *and_bits = info + 1;
2019     void *xor_bits = (BYTE *)and_bits + info->nHeight * get_bitmap_width_bytes( info->nWidth, 1 );
2020     HGLOBAL16 ret = CreateCursorIconIndirect16( hInstance, info, and_bits, xor_bits );
2021     release_icon_ptr( hIcon, info );
2022     return ret;
2023 }
2024
2025
2026 /***********************************************************************
2027  *              CopyCursor (USER.369)
2028  */
2029 HCURSOR16 WINAPI CopyCursor16( HINSTANCE16 hInstance, HCURSOR16 hCursor )
2030 {
2031     CURSORICONINFO *info = get_icon_ptr( hCursor );
2032     void *and_bits = info + 1;
2033     void *xor_bits = (BYTE *)and_bits + info->nHeight * get_bitmap_width_bytes( info->nWidth, 1 );
2034     HGLOBAL16 ret = CreateCursorIconIndirect16( hInstance, info, and_bits, xor_bits );
2035     release_icon_ptr( hCursor, info );
2036     return ret;
2037 }
2038
2039
2040 /***********************************************************************
2041  *              SubtractRect (USER.373)
2042  */
2043 BOOL16 WINAPI SubtractRect16( LPRECT16 dest, const RECT16 *src1,
2044                               const RECT16 *src2 )
2045 {
2046     RECT16 tmp;
2047
2048     if (IsRectEmpty16( src1 ))
2049     {
2050         SetRectEmpty16( dest );
2051         return FALSE;
2052     }
2053     *dest = *src1;
2054     if (IntersectRect16( &tmp, src1, src2 ))
2055     {
2056         if (EqualRect16( &tmp, dest ))
2057         {
2058             SetRectEmpty16( dest );
2059             return FALSE;
2060         }
2061         if ((tmp.top == dest->top) && (tmp.bottom == dest->bottom))
2062         {
2063             if (tmp.left == dest->left) dest->left = tmp.right;
2064             else if (tmp.right == dest->right) dest->right = tmp.left;
2065         }
2066         else if ((tmp.left == dest->left) && (tmp.right == dest->right))
2067         {
2068             if (tmp.top == dest->top) dest->top = tmp.bottom;
2069             else if (tmp.bottom == dest->bottom) dest->bottom = tmp.top;
2070         }
2071     }
2072     return TRUE;
2073 }
2074
2075
2076 /**********************************************************************
2077  *              DllEntryPoint (USER.374)
2078  */
2079 BOOL WINAPI DllEntryPoint( DWORD reason, HINSTANCE16 inst, WORD ds,
2080                            WORD heap, DWORD reserved1, WORD reserved2 )
2081 {
2082     if (reason != DLL_PROCESS_ATTACH) return TRUE;
2083     if (USER_HeapSel) return TRUE;  /* already called */
2084
2085     USER_HeapSel = ds;
2086     register_wow_handlers();
2087     gdi_inst = LoadLibrary16( "gdi.exe" );
2088     LoadLibrary16( "display.drv" );
2089     LoadLibrary16( "keyboard.drv" );
2090     LoadLibrary16( "mouse.drv" );
2091     LoadLibrary16( "user.exe" );  /* make sure it never gets unloaded */
2092     return TRUE;
2093 }
2094
2095
2096 /**********************************************************************
2097  *         SetMenuContextHelpId    (USER.384)
2098  */
2099 BOOL16 WINAPI SetMenuContextHelpId16( HMENU16 hMenu, DWORD dwContextHelpID)
2100 {
2101     return SetMenuContextHelpId( HMENU_32(hMenu), dwContextHelpID );
2102 }
2103
2104
2105 /**********************************************************************
2106  *         GetMenuContextHelpId    (USER.385)
2107  */
2108 DWORD WINAPI GetMenuContextHelpId16( HMENU16 hMenu )
2109 {
2110     return GetMenuContextHelpId( HMENU_32(hMenu) );
2111 }
2112
2113
2114 /***********************************************************************
2115  *              LoadImage (USER.389)
2116  */
2117 HANDLE16 WINAPI LoadImage16(HINSTANCE16 hinst, LPCSTR name, UINT16 type, INT16 cx, INT16 cy, UINT16 flags)
2118 {
2119     HGLOBAL16 handle;
2120     HRSRC16 hRsrc, hGroupRsrc;
2121     DWORD size;
2122
2123     if (!hinst || (flags & LR_LOADFROMFILE))
2124     {
2125         if (type == IMAGE_BITMAP)
2126             return HBITMAP_16( LoadImageA( 0, name, type, cx, cy, flags ));
2127         else
2128             return get_icon_16( LoadImageA( 0, name, type, cx, cy, flags ));
2129     }
2130
2131     hinst = GetExePtr( hinst );
2132
2133     if (flags & LR_DEFAULTSIZE)
2134     {
2135         if (type == IMAGE_ICON)
2136         {
2137             if (!cx) cx = GetSystemMetrics(SM_CXICON);
2138             if (!cy) cy = GetSystemMetrics(SM_CYICON);
2139         }
2140         else if (type == IMAGE_CURSOR)
2141         {
2142             if (!cx) cx = GetSystemMetrics(SM_CXCURSOR);
2143             if (!cy) cy = GetSystemMetrics(SM_CYCURSOR);
2144         }
2145     }
2146
2147     switch (type)
2148     {
2149     case IMAGE_BITMAP:
2150     {
2151         HBITMAP ret = 0;
2152         char *ptr;
2153         static const WCHAR prefixW[] = {'b','m','p',0};
2154         BITMAPFILEHEADER header;
2155         WCHAR path[MAX_PATH], filename[MAX_PATH];
2156         HANDLE file;
2157
2158         filename[0] = 0;
2159         if (!(hRsrc = FindResource16( hinst, name, (LPCSTR)RT_BITMAP ))) return 0;
2160         if (!(handle = LoadResource16( hinst, hRsrc ))) return 0;
2161         if (!(ptr = LockResource16( handle ))) goto done;
2162         size = SizeofResource16( hinst, hRsrc );
2163
2164         header.bfType = 0x4d42; /* 'BM' */
2165         header.bfReserved1 = 0;
2166         header.bfReserved2 = 0;
2167         header.bfSize = sizeof(header) + size;
2168         header.bfOffBits = 0;  /* not used by the 32-bit loading code */
2169
2170         if (!GetTempPathW( MAX_PATH, path )) goto done;
2171         if (!GetTempFileNameW( path, prefixW, 0, filename )) goto done;
2172
2173         file = CreateFileW( filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0 );
2174         if (file != INVALID_HANDLE_VALUE)
2175         {
2176             DWORD written;
2177             BOOL ok;
2178             ok = WriteFile( file, &header, sizeof(header), &written, NULL ) && (written == sizeof(header));
2179             if (ok) ok = WriteFile( file, ptr, size, &written, NULL ) && (written == size);
2180             CloseHandle( file );
2181             if (ok) ret = LoadImageW( 0, filename, IMAGE_BITMAP, cx, cy, flags | LR_LOADFROMFILE );
2182         }
2183     done:
2184         if (filename[0]) DeleteFileW( filename );
2185         FreeResource16( handle );
2186         return HBITMAP_16( ret );
2187     }
2188
2189     case IMAGE_ICON:
2190     case IMAGE_CURSOR:
2191     {
2192         HICON16 hIcon = 0;
2193         BYTE *dir, *bits;
2194         INT id = 0;
2195
2196         if (!(hRsrc = FindResource16( hinst, name,
2197                                       (LPCSTR)(type == IMAGE_ICON ? RT_GROUP_ICON : RT_GROUP_CURSOR ))))
2198             return 0;
2199         hGroupRsrc = hRsrc;
2200
2201         if (!(handle = LoadResource16( hinst, hRsrc ))) return 0;
2202         if ((dir = LockResource16( handle ))) id = LookupIconIdFromDirectory( dir, type == IMAGE_ICON );
2203         FreeResource16( handle );
2204         if (!id) return 0;
2205
2206         if (!(hRsrc = FindResource16( hinst, MAKEINTRESOURCEA(id),
2207                                       (LPCSTR)(type == IMAGE_ICON ? RT_ICON : RT_CURSOR) ))) return 0;
2208
2209         if ((flags & LR_SHARED) && (hIcon = find_shared_icon( hinst, hRsrc ) ) != 0) return hIcon;
2210
2211         if (!(handle = LoadResource16( hinst, hRsrc ))) return 0;
2212         bits = LockResource16( handle );
2213         size = SizeofResource16( hinst, hRsrc );
2214         hIcon = CreateIconFromResourceEx16( bits, size, type == IMAGE_ICON, 0x00030000, cx, cy, flags );
2215         FreeResource16( handle );
2216
2217         if (hIcon && (flags & LR_SHARED)) add_shared_icon( hinst, hRsrc, hGroupRsrc, hIcon );
2218         return hIcon;
2219     }
2220     default:
2221         return 0;
2222     }
2223 }
2224
2225 /******************************************************************************
2226  *              CopyImage (USER.390) Creates new image and copies attributes to it
2227  *
2228  */
2229 HICON16 WINAPI CopyImage16(HANDLE16 hnd, UINT16 type, INT16 desiredx,
2230                            INT16 desiredy, UINT16 flags)
2231 {
2232     if (flags & LR_COPYFROMRESOURCE) FIXME( "LR_COPYFROMRESOURCE not supported\n" );
2233
2234     switch (type)
2235     {
2236     case IMAGE_BITMAP:
2237         return HBITMAP_16( CopyImage( HBITMAP_32(hnd), type, desiredx, desiredy, flags ));
2238     case IMAGE_ICON:
2239     case IMAGE_CURSOR:
2240         return CopyIcon16( FarGetOwner16(hnd), hnd );
2241     default:
2242         return 0;
2243     }
2244 }
2245
2246 /**********************************************************************
2247  *              DrawIconEx (USER.394)
2248  */
2249 BOOL16 WINAPI DrawIconEx16(HDC16 hdc, INT16 xLeft, INT16 yTop, HICON16 hIcon,
2250                            INT16 cxWidth, INT16 cyWidth, UINT16 istep,
2251                            HBRUSH16 hbr, UINT16 flags)
2252 {
2253   return DrawIconEx(HDC_32(hdc), xLeft, yTop, get_icon_32(hIcon), cxWidth, cyWidth,
2254                     istep, HBRUSH_32(hbr), flags);
2255 }
2256
2257 /**********************************************************************
2258  *              GetIconInfo (USER.395)
2259  */
2260 BOOL16 WINAPI GetIconInfo16(HICON16 hIcon, LPICONINFO16 iconinfo)
2261 {
2262     CURSORICONINFO *info = get_icon_ptr( hIcon );
2263     INT height;
2264
2265     if (!info) return FALSE;
2266
2267     if ((info->ptHotSpot.x == ICON_HOTSPOT) && (info->ptHotSpot.y == ICON_HOTSPOT))
2268     {
2269         iconinfo->fIcon    = TRUE;
2270         iconinfo->xHotspot = info->nWidth / 2;
2271         iconinfo->yHotspot = info->nHeight / 2;
2272     }
2273     else
2274     {
2275         iconinfo->fIcon    = FALSE;
2276         iconinfo->xHotspot = info->ptHotSpot.x;
2277         iconinfo->yHotspot = info->ptHotSpot.y;
2278     }
2279
2280     height = info->nHeight;
2281
2282     if (info->bBitsPerPixel > 1)
2283     {
2284         iconinfo->hbmColor = HBITMAP_16( CreateBitmap( info->nWidth, info->nHeight,
2285                                                        info->bPlanes, info->bBitsPerPixel,
2286                                                        (char *)(info + 1)
2287                                                        + info->nHeight *
2288                                                        get_bitmap_width_bytes(info->nWidth,1) ));
2289     }
2290     else
2291     {
2292         iconinfo->hbmColor = 0;
2293         height *= 2;
2294     }
2295
2296     iconinfo->hbmMask = HBITMAP_16( CreateBitmap( info->nWidth, height, 1, 1, info + 1 ));
2297     release_icon_ptr( hIcon, info );
2298     return TRUE;
2299 }
2300
2301
2302 /***********************************************************************
2303  *              FinalUserInit (USER.400)
2304  */
2305 void WINAPI FinalUserInit16( void )
2306 {
2307     /* FIXME: Should chain to FinalGdiInit */
2308 }
2309
2310
2311 /***********************************************************************
2312  *              CreateCursor (USER.406)
2313  */
2314 HCURSOR16 WINAPI CreateCursor16(HINSTANCE16 hInstance,
2315                                 INT16 xHotSpot, INT16 yHotSpot,
2316                                 INT16 nWidth, INT16 nHeight,
2317                                 LPCVOID lpANDbits, LPCVOID lpXORbits)
2318 {
2319   CURSORICONINFO info;
2320
2321   info.ptHotSpot.x = xHotSpot;
2322   info.ptHotSpot.y = yHotSpot;
2323   info.nWidth = nWidth;
2324   info.nHeight = nHeight;
2325   info.nWidthBytes = 0;
2326   info.bPlanes = 1;
2327   info.bBitsPerPixel = 1;
2328
2329   return CreateCursorIconIndirect16(hInstance, &info, lpANDbits, lpXORbits);
2330 }
2331
2332
2333 /***********************************************************************
2334  *              CreateIcon (USER.407)
2335  */
2336 HICON16 WINAPI CreateIcon16( HINSTANCE16 hInstance, INT16 nWidth,
2337                              INT16 nHeight, BYTE bPlanes, BYTE bBitsPixel,
2338                              LPCVOID lpANDbits, LPCVOID lpXORbits )
2339 {
2340     CURSORICONINFO info;
2341
2342     info.ptHotSpot.x = ICON_HOTSPOT;
2343     info.ptHotSpot.y = ICON_HOTSPOT;
2344     info.nWidth = nWidth;
2345     info.nHeight = nHeight;
2346     info.nWidthBytes = 0;
2347     info.bPlanes = bPlanes;
2348     info.bBitsPerPixel = bBitsPixel;
2349
2350     return CreateCursorIconIndirect16( hInstance, &info, lpANDbits, lpXORbits );
2351 }
2352
2353
2354 /***********************************************************************
2355  *              CreateCursorIconIndirect (USER.408)
2356  */
2357 HGLOBAL16 WINAPI CreateCursorIconIndirect16( HINSTANCE16 hInstance,
2358                                            CURSORICONINFO *info,
2359                                            LPCVOID lpANDbits,
2360                                            LPCVOID lpXORbits )
2361 {
2362     HICON16 handle;
2363     CURSORICONINFO *ptr;
2364     int sizeAnd, sizeXor;
2365
2366     hInstance = GetExePtr( hInstance );  /* Make it a module handle */
2367     if (!lpXORbits || !lpANDbits || info->bPlanes != 1) return 0;
2368     info->nWidthBytes = get_bitmap_width_bytes(info->nWidth,info->bBitsPerPixel);
2369     sizeXor = info->nHeight * info->nWidthBytes;
2370     sizeAnd = info->nHeight * get_bitmap_width_bytes( info->nWidth, 1 );
2371     if (!(handle = alloc_icon_handle( sizeof(CURSORICONINFO) + sizeXor + sizeAnd )))
2372         return 0;
2373     FarSetOwner16( handle, hInstance );
2374     ptr = get_icon_ptr( handle );
2375     memcpy( ptr, info, sizeof(*info) );
2376     memcpy( ptr + 1, lpANDbits, sizeAnd );
2377     memcpy( (char *)(ptr + 1) + sizeAnd, lpXORbits, sizeXor );
2378     release_icon_ptr( handle, ptr );
2379     return handle;
2380 }
2381
2382
2383 /***********************************************************************
2384  *              InitThreadInput   (USER.409)
2385  */
2386 HQUEUE16 WINAPI InitThreadInput16( WORD unknown, WORD flags )
2387 {
2388     /* nothing to do here */
2389     return 0xbeef;
2390 }
2391
2392
2393 /*******************************************************************
2394  *         InsertMenu    (USER.410)
2395  */
2396 BOOL16 WINAPI InsertMenu16( HMENU16 hMenu, UINT16 pos, UINT16 flags,
2397                             UINT16 id, SEGPTR data )
2398 {
2399     UINT pos32 = (UINT)pos;
2400     if ((pos == (UINT16)-1) && (flags & MF_BYPOSITION)) pos32 = (UINT)-1;
2401     if (IS_MENU_STRING_ITEM(flags) && data)
2402         return InsertMenuA( HMENU_32(hMenu), pos32, flags, id, MapSL(data) );
2403
2404     /* If "data" is an HBITMAP, the high WORD will contain the application's DGROUP selector if the
2405      * application cast (LPSTR)hBitmap rather than (LPSTR)(LONG)hBitmap. */
2406     if (flags & MF_BITMAP) data = (SEGPTR)HBITMAP_32(LOWORD(data));
2407     return InsertMenuA( HMENU_32(hMenu), pos32, flags, id, (LPSTR)data );
2408 }
2409
2410
2411 /*******************************************************************
2412  *         AppendMenu    (USER.411)
2413  */
2414 BOOL16 WINAPI AppendMenu16(HMENU16 hMenu, UINT16 flags, UINT16 id, SEGPTR data)
2415 {
2416     return InsertMenu16( hMenu, -1, flags | MF_BYPOSITION, id, data );
2417 }
2418
2419
2420 /**********************************************************************
2421  *         RemoveMenu   (USER.412)
2422  */
2423 BOOL16 WINAPI RemoveMenu16( HMENU16 hMenu, UINT16 nPos, UINT16 wFlags )
2424 {
2425     return RemoveMenu( HMENU_32(hMenu), nPos, wFlags );
2426 }
2427
2428
2429 /**********************************************************************
2430  *         DeleteMenu    (USER.413)
2431  */
2432 BOOL16 WINAPI DeleteMenu16( HMENU16 hMenu, UINT16 nPos, UINT16 wFlags )
2433 {
2434     return DeleteMenu( HMENU_32(hMenu), nPos, wFlags );
2435 }
2436
2437
2438 /*******************************************************************
2439  *         ModifyMenu    (USER.414)
2440  */
2441 BOOL16 WINAPI ModifyMenu16( HMENU16 hMenu, UINT16 pos, UINT16 flags,
2442                             UINT16 id, SEGPTR data )
2443 {
2444     if (IS_MENU_STRING_ITEM(flags))
2445         return ModifyMenuA( HMENU_32(hMenu), pos, flags, id, MapSL(data) );
2446     return ModifyMenuA( HMENU_32(hMenu), pos, flags, id, (LPSTR)data );
2447 }
2448
2449
2450 /**********************************************************************
2451  *         CreatePopupMenu    (USER.415)
2452  */
2453 HMENU16 WINAPI CreatePopupMenu16(void)
2454 {
2455     return HMENU_16( CreatePopupMenu() );
2456 }
2457
2458
2459 /**********************************************************************
2460  *         SetMenuItemBitmaps    (USER.418)
2461  */
2462 BOOL16 WINAPI SetMenuItemBitmaps16( HMENU16 hMenu, UINT16 nPos, UINT16 wFlags,
2463                                     HBITMAP16 hNewUnCheck, HBITMAP16 hNewCheck)
2464 {
2465     return SetMenuItemBitmaps( HMENU_32(hMenu), nPos, wFlags,
2466                                HBITMAP_32(hNewUnCheck), HBITMAP_32(hNewCheck) );
2467 }
2468
2469
2470 /***********************************************************************
2471  *           wvsprintf   (USER.421)
2472  */
2473 INT16 WINAPI wvsprintf16( LPSTR buffer, LPCSTR spec, VA_LIST16 args )
2474 {
2475     WPRINTF_FORMAT format;
2476     LPSTR p = buffer;
2477     UINT i, len, sign;
2478     CHAR number[20];
2479     CHAR char_view = 0;
2480     LPCSTR lpcstr_view = NULL;
2481     INT int_view;
2482     SEGPTR seg_str;
2483
2484     while (*spec)
2485     {
2486         if (*spec != '%') { *p++ = *spec++; continue; }
2487         spec++;
2488         if (*spec == '%') { *p++ = *spec++; continue; }
2489         spec += parse_format( spec, &format );
2490         switch(format.type)
2491         {
2492         case WPR_CHAR:
2493             char_view = VA_ARG16( args, CHAR );
2494             len = format.precision = 1;
2495             break;
2496         case WPR_STRING:
2497             seg_str = VA_ARG16( args, SEGPTR );
2498             if (IsBadReadPtr16( seg_str, 1 )) lpcstr_view = "";
2499             else lpcstr_view = MapSL( seg_str );
2500             if (!lpcstr_view) lpcstr_view = "(null)";
2501             for (len = 0; !format.precision || (len < format.precision); len++)
2502                 if (!lpcstr_view[len]) break;
2503             format.precision = len;
2504             break;
2505         case WPR_SIGNED:
2506             if (format.flags & WPRINTF_LONG) int_view = VA_ARG16( args, INT );
2507             else int_view = VA_ARG16( args, INT16 );
2508             len = sprintf( number, "%d", int_view );
2509             break;
2510         case WPR_UNSIGNED:
2511             if (format.flags & WPRINTF_LONG) int_view = VA_ARG16( args, UINT );
2512             else int_view = VA_ARG16( args, UINT16 );
2513             len = sprintf( number, "%u", int_view );
2514             break;
2515         case WPR_HEXA:
2516             if (format.flags & WPRINTF_LONG) int_view = VA_ARG16( args, UINT );
2517             else int_view = VA_ARG16( args, UINT16 );
2518             len = sprintf( number, (format.flags & WPRINTF_UPPER_HEX) ? "%X" : "%x", int_view);
2519             break;
2520         case WPR_UNKNOWN:
2521             continue;
2522         }
2523         if (format.precision < len) format.precision = len;
2524         if (format.flags & WPRINTF_LEFTALIGN) format.flags &= ~WPRINTF_ZEROPAD;
2525         if ((format.flags & WPRINTF_ZEROPAD) && (format.width > format.precision))
2526             format.precision = format.width;
2527         if (format.flags & WPRINTF_PREFIX_HEX) len += 2;
2528
2529         sign = 0;
2530         if (!(format.flags & WPRINTF_LEFTALIGN))
2531             for (i = format.precision; i < format.width; i++) *p++ = ' ';
2532         switch(format.type)
2533         {
2534         case WPR_CHAR:
2535             *p = char_view;
2536             /* wsprintf16 ignores null characters */
2537             if (*p != '\0') p++;
2538             else if (format.width > 1) *p++ = ' ';
2539             break;
2540         case WPR_STRING:
2541             if (len) memcpy( p, lpcstr_view, len );
2542             p += len;
2543             break;
2544         case WPR_HEXA:
2545             if (format.flags & WPRINTF_PREFIX_HEX)
2546             {
2547                 *p++ = '0';
2548                 *p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x';
2549                 len -= 2;
2550             }
2551             /* fall through */
2552         case WPR_SIGNED:
2553             /* Transfer the sign now, just in case it will be zero-padded*/
2554             if (number[0] == '-')
2555             {
2556                 *p++ = '-';
2557                 sign = 1;
2558             }
2559             /* fall through */
2560         case WPR_UNSIGNED:
2561             for (i = len; i < format.precision; i++) *p++ = '0';
2562             if (len > sign) memcpy( p, number + sign, len - sign );
2563             p += len-sign;
2564             break;
2565         case WPR_UNKNOWN:
2566             continue;
2567         }
2568         if (format.flags & WPRINTF_LEFTALIGN)
2569             for (i = format.precision; i < format.width; i++) *p++ = ' ';
2570     }
2571     *p = 0;
2572     return p - buffer;
2573 }
2574
2575
2576 /***********************************************************************
2577  *           _wsprintf   (USER.420)
2578  */
2579 INT16 WINAPIV wsprintf16( LPSTR buffer, LPCSTR spec, VA_LIST16 valist )
2580 {
2581     return wvsprintf16( buffer, spec, valist );
2582 }
2583
2584
2585 /***********************************************************************
2586  *           lstrcmp   (USER.430)
2587  */
2588 INT16 WINAPI lstrcmp16( LPCSTR str1, LPCSTR str2 )
2589 {
2590     int ret;
2591     /* Looks too complicated, but in optimized strcpy we might get
2592     * a 32bit wide difference and would truncate it to 16 bit, so
2593      * erroneously returning equality. */
2594     ret = strcmp( str1, str2 );
2595     if (ret < 0) return -1;
2596     if (ret > 0) return  1;
2597     return 0;
2598 }
2599
2600
2601 /***********************************************************************
2602  *           AnsiUpper   (USER.431)
2603  */
2604 SEGPTR WINAPI AnsiUpper16( SEGPTR strOrChar )
2605 {
2606     /* uppercase only one char if strOrChar < 0x10000 */
2607     if (HIWORD(strOrChar))
2608     {
2609         CharUpperA( MapSL(strOrChar) );
2610         return strOrChar;
2611     }
2612     else return (SEGPTR)CharUpperA( (LPSTR)strOrChar );
2613 }
2614
2615
2616 /***********************************************************************
2617  *           AnsiLower   (USER.432)
2618  */
2619 SEGPTR WINAPI AnsiLower16( SEGPTR strOrChar )
2620 {
2621     /* lowercase only one char if strOrChar < 0x10000 */
2622     if (HIWORD(strOrChar))
2623     {
2624         CharLowerA( MapSL(strOrChar) );
2625         return strOrChar;
2626     }
2627     else return (SEGPTR)CharLowerA( (LPSTR)strOrChar );
2628 }
2629
2630
2631 /***********************************************************************
2632  *           AnsiUpperBuff   (USER.437)
2633  */
2634 UINT16 WINAPI AnsiUpperBuff16( LPSTR str, UINT16 len )
2635 {
2636     CharUpperBuffA( str, len ? len : 65536 );
2637     return len;
2638 }
2639
2640
2641 /***********************************************************************
2642  *           AnsiLowerBuff   (USER.438)
2643  */
2644 UINT16 WINAPI AnsiLowerBuff16( LPSTR str, UINT16 len )
2645 {
2646     CharLowerBuffA( str, len ? len : 65536 );
2647     return len;
2648 }
2649
2650
2651 /*******************************************************************
2652  *              InsertMenuItem   (USER.441)
2653  *
2654  * FIXME: untested
2655  */
2656 BOOL16 WINAPI InsertMenuItem16( HMENU16 hmenu, UINT16 pos, BOOL16 byposition,
2657                                 const MENUITEMINFO16 *mii )
2658 {
2659     MENUITEMINFOA miia;
2660
2661     miia.cbSize        = sizeof(miia);
2662     miia.fMask         = mii->fMask;
2663     miia.dwTypeData    = (LPSTR)mii->dwTypeData;
2664     miia.fType         = mii->fType;
2665     miia.fState        = mii->fState;
2666     miia.wID           = mii->wID;
2667     miia.hSubMenu      = HMENU_32(mii->hSubMenu);
2668     miia.hbmpChecked   = HBITMAP_32(mii->hbmpChecked);
2669     miia.hbmpUnchecked = HBITMAP_32(mii->hbmpUnchecked);
2670     miia.dwItemData    = mii->dwItemData;
2671     miia.cch           = mii->cch;
2672     if (IS_MENU_STRING_ITEM(miia.fType))
2673         miia.dwTypeData = MapSL(mii->dwTypeData);
2674     return InsertMenuItemA( HMENU_32(hmenu), pos, byposition, &miia );
2675 }
2676
2677
2678 /**********************************************************************
2679  *           DrawState    (USER.449)
2680  */
2681 BOOL16 WINAPI DrawState16( HDC16 hdc, HBRUSH16 hbr, DRAWSTATEPROC16 func, LPARAM ldata,
2682                            WPARAM16 wdata, INT16 x, INT16 y, INT16 cx, INT16 cy, UINT16 flags )
2683 {
2684     struct draw_state_info info;
2685     UINT opcode = flags & 0xf;
2686
2687     if (opcode == DST_TEXT || opcode == DST_PREFIXTEXT)
2688     {
2689         /* make sure DrawStateA doesn't try to use ldata as a pointer */
2690         if (!wdata) wdata = strlen( MapSL(ldata) );
2691         if (!cx || !cy)
2692         {
2693             SIZE s;
2694             if (!GetTextExtentPoint32A( HDC_32(hdc), MapSL(ldata), wdata, &s )) return FALSE;
2695             if (!cx) cx = s.cx;
2696             if (!cy) cy = s.cy;
2697         }
2698     }
2699     info.proc  = func;
2700     info.param = ldata;
2701     return DrawStateA( HDC_32(hdc), HBRUSH_32(hbr), draw_state_callback,
2702                        (LPARAM)&info, wdata, x, y, cx, cy, flags );
2703 }
2704
2705
2706 /**********************************************************************
2707  *              CreateIconFromResourceEx (USER.450)
2708  *
2709  * FIXME: not sure about exact parameter types
2710  */
2711 HICON16 WINAPI CreateIconFromResourceEx16(LPBYTE bits, UINT16 cbSize,
2712                                           BOOL16 bIcon, DWORD dwVersion,
2713                                           INT16 width, INT16 height,
2714                                           UINT16 cFlag)
2715 {
2716     return get_icon_16( CreateIconFromResourceEx( bits, cbSize, bIcon, dwVersion, width, height, cFlag ));
2717 }
2718
2719
2720 /***********************************************************************
2721  *              AdjustWindowRectEx (USER.454)
2722  */
2723 BOOL16 WINAPI AdjustWindowRectEx16( LPRECT16 rect, DWORD style, BOOL16 menu, DWORD exStyle )
2724 {
2725     RECT rect32;
2726     BOOL ret;
2727
2728     rect32.left   = rect->left;
2729     rect32.top    = rect->top;
2730     rect32.right  = rect->right;
2731     rect32.bottom = rect->bottom;
2732     ret = AdjustWindowRectEx( &rect32, style, menu, exStyle );
2733     rect->left   = rect32.left;
2734     rect->top    = rect32.top;
2735     rect->right  = rect32.right;
2736     rect->bottom = rect32.bottom;
2737     return ret;
2738 }
2739
2740
2741 /**********************************************************************
2742  *              GetIconID (USER.455)
2743  */
2744 WORD WINAPI GetIconID16( HGLOBAL16 hResource, DWORD resType )
2745 {
2746     BYTE *dir = GlobalLock16(hResource);
2747
2748     switch (resType)
2749     {
2750     case RT_CURSOR:
2751         return LookupIconIdFromDirectoryEx16( dir, FALSE, GetSystemMetrics(SM_CXCURSOR),
2752                                               GetSystemMetrics(SM_CYCURSOR), LR_MONOCHROME );
2753     case RT_ICON:
2754         return LookupIconIdFromDirectoryEx16( dir, TRUE, GetSystemMetrics(SM_CXICON),
2755                                               GetSystemMetrics(SM_CYICON), 0 );
2756     }
2757     return 0;
2758 }
2759
2760
2761 /**********************************************************************
2762  *              LoadIconHandler (USER.456)
2763  */
2764 HICON16 WINAPI LoadIconHandler16( HGLOBAL16 hResource, BOOL16 bNew )
2765 {
2766     return CreateIconFromResourceEx16( LockResource16( hResource ), 0xffff, TRUE,
2767                                        bNew ? 0x00030000 : 0x00020000, 0, 0, LR_DEFAULTCOLOR );
2768 }
2769
2770
2771 /***********************************************************************
2772  *              DestroyIcon (USER.457)
2773  */
2774 BOOL16 WINAPI DestroyIcon16(HICON16 hIcon)
2775 {
2776     int count;
2777
2778     TRACE("%04x\n", hIcon );
2779
2780     count = release_shared_icon( hIcon );
2781     if (count != -1) return !count;
2782     /* assume non-shared */
2783     free_icon_handle( hIcon );
2784     return TRUE;
2785 }
2786
2787 /***********************************************************************
2788  *              DestroyCursor (USER.458)
2789  */
2790 BOOL16 WINAPI DestroyCursor16(HCURSOR16 hCursor)
2791 {
2792     return DestroyIcon16( hCursor );
2793 }
2794
2795
2796 /***********************************************************************
2797  *              DumpIcon (USER.459)
2798  */
2799 DWORD WINAPI DumpIcon16( SEGPTR pInfo, WORD *lpLen,
2800                        SEGPTR *lpXorBits, SEGPTR *lpAndBits )
2801 {
2802     CURSORICONINFO *info = MapSL( pInfo );
2803     int sizeAnd, sizeXor;
2804
2805     if (!info) return 0;
2806     sizeXor = info->nHeight * info->nWidthBytes;
2807     sizeAnd = info->nHeight * get_bitmap_width_bytes( info->nWidth, 1 );
2808     if (lpAndBits) *lpAndBits = pInfo + sizeof(CURSORICONINFO);
2809     if (lpXorBits) *lpXorBits = pInfo + sizeof(CURSORICONINFO) + sizeAnd;
2810     if (lpLen) *lpLen = sizeof(CURSORICONINFO) + sizeAnd + sizeXor;
2811     return MAKELONG( sizeXor, sizeXor );
2812 }
2813
2814
2815 /*******************************************************************
2816  *                      DRAG_QueryUpdate16
2817  *
2818  * Recursively find a child that contains spDragInfo->pt point
2819  * and send WM_QUERYDROPOBJECT. Helper for DragObject16.
2820  */
2821 static BOOL DRAG_QueryUpdate16( HWND hQueryWnd, SEGPTR spDragInfo )
2822 {
2823     BOOL bResult;
2824     WPARAM wParam;
2825     POINT pt, old_pt;
2826     LPDRAGINFO16 ptrDragInfo = MapSL(spDragInfo);
2827     RECT tempRect;
2828     HWND child;
2829
2830     if (!IsWindowEnabled(hQueryWnd)) return FALSE;
2831
2832     old_pt.x = ptrDragInfo->pt.x;
2833     old_pt.y = ptrDragInfo->pt.y;
2834     pt = old_pt;
2835     ScreenToClient( hQueryWnd, &pt );
2836     child = ChildWindowFromPointEx( hQueryWnd, pt, CWP_SKIPINVISIBLE );
2837     if (!child) return FALSE;
2838
2839     if (child != hQueryWnd)
2840     {
2841         wParam = 0;
2842         if (DRAG_QueryUpdate16( child, spDragInfo )) return TRUE;
2843     }
2844     else
2845     {
2846         GetClientRect( hQueryWnd, &tempRect );
2847         wParam = !PtInRect( &tempRect, pt );
2848     }
2849
2850     ptrDragInfo->pt.x = pt.x;
2851     ptrDragInfo->pt.y = pt.y;
2852     ptrDragInfo->hScope = HWND_16(hQueryWnd);
2853
2854     bResult = SendMessage16( HWND_16(hQueryWnd), WM_QUERYDROPOBJECT, wParam, spDragInfo );
2855
2856     if (!bResult)
2857     {
2858         ptrDragInfo->pt.x = old_pt.x;
2859         ptrDragInfo->pt.y = old_pt.y;
2860     }
2861     return bResult;
2862 }
2863
2864
2865 /******************************************************************************
2866  *              DragObject (USER.464)
2867  */
2868 DWORD WINAPI DragObject16( HWND16 hwndScope, HWND16 hWnd, UINT16 wObj,
2869                            HANDLE16 hOfStruct, WORD szList, HCURSOR16 hCursor )
2870 {
2871     MSG msg;
2872     LPDRAGINFO16 lpDragInfo;
2873     SEGPTR      spDragInfo;
2874     HCURSOR     hOldCursor=0, hBummer=0, hCursor32;
2875     HGLOBAL16   hDragInfo  = GlobalAlloc16( GMEM_SHARE | GMEM_ZEROINIT, 2*sizeof(DRAGINFO16));
2876     HCURSOR     hCurrentCursor = 0;
2877     HWND16      hCurrentWnd = 0;
2878
2879     lpDragInfo = (LPDRAGINFO16) GlobalLock16(hDragInfo);
2880     spDragInfo = WOWGlobalLock16(hDragInfo);
2881
2882     if( !lpDragInfo || !spDragInfo ) return 0L;
2883
2884     if (!(hBummer = LoadCursorA(0, MAKEINTRESOURCEA(OCR_NO))))
2885     {
2886         GlobalFree16(hDragInfo);
2887         return 0L;
2888     }
2889
2890     if ((hCursor32 = get_icon_32( hCursor ))) SetCursor( hCursor32 );
2891
2892     lpDragInfo->hWnd   = hWnd;
2893     lpDragInfo->hScope = 0;
2894     lpDragInfo->wFlags = wObj;
2895     lpDragInfo->hList  = szList; /* near pointer! */
2896     lpDragInfo->hOfStruct = hOfStruct;
2897     lpDragInfo->l = 0L;
2898
2899     SetCapture( HWND_32(hWnd) );
2900     ShowCursor( TRUE );
2901
2902     do
2903     {
2904         GetMessageW( &msg, 0, WM_MOUSEFIRST, WM_MOUSELAST );
2905
2906        *(lpDragInfo+1) = *lpDragInfo;
2907
2908         lpDragInfo->pt.x = msg.pt.x;
2909         lpDragInfo->pt.y = msg.pt.y;
2910
2911         /* update DRAGINFO struct */
2912         if( DRAG_QueryUpdate16(WIN_Handle32(hwndScope), spDragInfo) > 0 )
2913             hCurrentCursor = hCursor32;
2914         else
2915         {
2916             hCurrentCursor = hBummer;
2917             lpDragInfo->hScope = 0;
2918         }
2919         if( hCurrentCursor )
2920             SetCursor(hCurrentCursor);
2921
2922         /* send WM_DRAGLOOP */
2923         SendMessage16( hWnd, WM_DRAGLOOP, hCurrentCursor != hBummer, spDragInfo );
2924         /* send WM_DRAGSELECT or WM_DRAGMOVE */
2925         if( hCurrentWnd != lpDragInfo->hScope )
2926         {
2927             if( hCurrentWnd )
2928                 SendMessage16( hCurrentWnd, WM_DRAGSELECT, 0,
2929                         MAKELPARAM(LOWORD(spDragInfo)+sizeof(DRAGINFO16),
2930                                    HIWORD(spDragInfo)) );
2931             hCurrentWnd = lpDragInfo->hScope;
2932             if( hCurrentWnd )
2933                 SendMessage16( hCurrentWnd, WM_DRAGSELECT, 1, spDragInfo);
2934         }
2935         else
2936             if( hCurrentWnd )
2937                 SendMessage16( hCurrentWnd, WM_DRAGMOVE, 0, spDragInfo);
2938
2939     } while( msg.message != WM_LBUTTONUP && msg.message != WM_NCLBUTTONUP );
2940
2941     ReleaseCapture();
2942     ShowCursor( FALSE );
2943
2944     if( hCursor ) SetCursor(hOldCursor);
2945
2946     if( hCurrentCursor != hBummer )
2947         msg.lParam = SendMessage16( lpDragInfo->hScope, WM_DROPOBJECT,
2948                                     hWnd, spDragInfo );
2949     else
2950         msg.lParam = 0;
2951     GlobalFree16(hDragInfo);
2952
2953     return (DWORD)(msg.lParam);
2954 }
2955
2956
2957 /***********************************************************************
2958  *              DrawFocusRect (USER.466)
2959  */
2960 void WINAPI DrawFocusRect16( HDC16 hdc, const RECT16* rc )
2961 {
2962     RECT rect32;
2963
2964     rect32.left   = rc->left;
2965     rect32.top    = rc->top;
2966     rect32.right  = rc->right;
2967     rect32.bottom = rc->bottom;
2968     DrawFocusRect( HDC_32(hdc), &rect32 );
2969 }
2970
2971
2972 /***********************************************************************
2973  *           AnsiNext   (USER.472)
2974  */
2975 SEGPTR WINAPI AnsiNext16(SEGPTR current)
2976 {
2977     char *ptr = MapSL(current);
2978     return current + (CharNextA(ptr) - ptr);
2979 }
2980
2981
2982 /***********************************************************************
2983  *           AnsiPrev   (USER.473)
2984  */
2985 SEGPTR WINAPI AnsiPrev16( LPCSTR start, SEGPTR current )
2986 {
2987     char *ptr = MapSL(current);
2988     return current - (ptr - CharPrevA( start, ptr ));
2989 }
2990
2991
2992 /****************************************************************************
2993  *              GetKeyboardLayoutName (USER.477)
2994  */
2995 INT16 WINAPI GetKeyboardLayoutName16( LPSTR name )
2996 {
2997     return GetKeyboardLayoutNameA( name );
2998 }
2999
3000
3001 /***********************************************************************
3002  *              SystemParametersInfo (USER.483)
3003  */
3004 BOOL16 WINAPI SystemParametersInfo16( UINT16 uAction, UINT16 uParam,
3005                                       LPVOID lpvParam, UINT16 fuWinIni )
3006 {
3007     BOOL16 ret;
3008
3009     TRACE("(%u, %u, %p, %u)\n", uAction, uParam, lpvParam, fuWinIni);
3010
3011     switch (uAction)
3012     {
3013     case SPI_GETBEEP:
3014     case SPI_GETSCREENSAVEACTIVE:
3015     case SPI_GETICONTITLEWRAP:
3016     case SPI_GETMENUDROPALIGNMENT:
3017     case SPI_GETFASTTASKSWITCH:
3018     case SPI_GETDRAGFULLWINDOWS:
3019     {
3020         BOOL tmp;
3021         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
3022         if (ret && lpvParam) *(BOOL16 *)lpvParam = tmp;
3023         break;
3024     }
3025
3026     case SPI_GETBORDER:
3027     case SPI_ICONHORIZONTALSPACING:
3028     case SPI_GETSCREENSAVETIMEOUT:
3029     case SPI_GETGRIDGRANULARITY:
3030     case SPI_GETKEYBOARDDELAY:
3031     case SPI_ICONVERTICALSPACING:
3032     {
3033         INT tmp;
3034         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
3035         if (ret && lpvParam) *(INT16 *)lpvParam = tmp;
3036         break;
3037     }
3038
3039     case SPI_GETKEYBOARDSPEED:
3040     case SPI_GETMOUSEHOVERWIDTH:
3041     case SPI_GETMOUSEHOVERHEIGHT:
3042     case SPI_GETMOUSEHOVERTIME:
3043     {
3044         DWORD tmp;
3045         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
3046         if (ret && lpvParam) *(WORD *)lpvParam = tmp;
3047         break;
3048     }
3049
3050     case SPI_GETICONTITLELOGFONT:
3051     {
3052         LOGFONTA tmp;
3053         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
3054         if (ret && lpvParam) logfont_32_to_16( &tmp, (LPLOGFONT16)lpvParam );
3055         break;
3056     }
3057
3058     case SPI_GETNONCLIENTMETRICS:
3059     {
3060         NONCLIENTMETRICSA tmp;
3061         LPNONCLIENTMETRICS16 lpnm16 = (LPNONCLIENTMETRICS16)lpvParam;
3062         if (lpnm16 && lpnm16->cbSize == sizeof(NONCLIENTMETRICS16))
3063         {
3064             tmp.cbSize = sizeof(NONCLIENTMETRICSA);
3065             ret = SystemParametersInfoA( uAction, uParam, &tmp, fuWinIni );
3066             if (ret)
3067             {
3068                 lpnm16->iBorderWidth     = tmp.iBorderWidth;
3069                 lpnm16->iScrollWidth     = tmp.iScrollWidth;
3070                 lpnm16->iScrollHeight    = tmp.iScrollHeight;
3071                 lpnm16->iCaptionWidth    = tmp.iCaptionWidth;
3072                 lpnm16->iCaptionHeight   = tmp.iCaptionHeight;
3073                 lpnm16->iSmCaptionWidth  = tmp.iSmCaptionWidth;
3074                 lpnm16->iSmCaptionHeight = tmp.iSmCaptionHeight;
3075                 lpnm16->iMenuWidth       = tmp.iMenuWidth;
3076                 lpnm16->iMenuHeight      = tmp.iMenuHeight;
3077                 logfont_32_to_16( &tmp.lfCaptionFont,   &lpnm16->lfCaptionFont );
3078                 logfont_32_to_16( &tmp.lfSmCaptionFont, &lpnm16->lfSmCaptionFont );
3079                 logfont_32_to_16( &tmp.lfMenuFont,      &lpnm16->lfMenuFont );
3080                 logfont_32_to_16( &tmp.lfStatusFont,    &lpnm16->lfStatusFont );
3081                 logfont_32_to_16( &tmp.lfMessageFont,   &lpnm16->lfMessageFont );
3082             }
3083         }
3084         else /* winfile 95 sets cbSize to 340 */
3085             ret = SystemParametersInfoA( uAction, uParam, lpvParam, fuWinIni );
3086         break;
3087     }
3088
3089     case SPI_GETWORKAREA:
3090     {
3091         RECT tmp;
3092         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
3093         if (ret && lpvParam)
3094         {
3095             RECT16 *r16 = lpvParam;
3096             r16->left   = tmp.left;
3097             r16->top    = tmp.top;
3098             r16->right  = tmp.right;
3099             r16->bottom = tmp.bottom;
3100         }
3101         break;
3102     }
3103
3104     default:
3105         ret = SystemParametersInfoA( uAction, uParam, lpvParam, fuWinIni );
3106         break;
3107     }
3108
3109     return ret;
3110 }
3111
3112
3113 /***********************************************************************
3114  *              USER_489 (USER.489)
3115  */
3116 LONG WINAPI stub_USER_489(void)
3117 {
3118     FIXME("stub\n");
3119     return 0;
3120 }
3121
3122
3123 /***********************************************************************
3124  *              USER_490 (USER.490)
3125  */
3126 LONG WINAPI stub_USER_490(void)
3127 {
3128     FIXME("stub\n");
3129     return 0;
3130 }
3131
3132
3133 /***********************************************************************
3134  *              USER_492 (USER.492)
3135  */
3136 LONG WINAPI stub_USER_492(void)
3137 {
3138     FIXME("stub\n");
3139     return 0;
3140 }
3141
3142
3143 /***********************************************************************
3144  *              USER_496 (USER.496)
3145  */
3146 LONG WINAPI stub_USER_496(void)
3147 {
3148     FIXME("stub\n");
3149     return 0;
3150 }
3151
3152
3153 /***********************************************************************
3154  *           FormatMessage   (USER.606)
3155  */
3156 DWORD WINAPI FormatMessage16(
3157     DWORD   dwFlags,
3158     SEGPTR lpSource,     /* [in] NOTE: not always a valid pointer */
3159     WORD   dwMessageId,
3160     WORD   dwLanguageId,
3161     LPSTR  lpBuffer,     /* [out] NOTE: *((HLOCAL16*)) for FORMAT_MESSAGE_ALLOCATE_BUFFER*/
3162     WORD   nSize,
3163     LPDWORD args )       /* [in] NOTE: va_list *args */
3164 {
3165 /* This implementation is completely dependent on the format of the va_list on x86 CPUs */
3166     LPSTR       target,t;
3167     DWORD       talloced;
3168     LPSTR       from,f;
3169     DWORD       width = dwFlags & FORMAT_MESSAGE_MAX_WIDTH_MASK;
3170     BOOL        eos = FALSE;
3171     LPSTR       allocstring = NULL;
3172
3173     TRACE("(0x%x,%x,%d,0x%x,%p,%d,%p)\n",
3174           dwFlags,lpSource,dwMessageId,dwLanguageId,lpBuffer,nSize,args);
3175         if ((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
3176                 && (dwFlags & FORMAT_MESSAGE_FROM_HMODULE)) return 0;
3177         if ((dwFlags & FORMAT_MESSAGE_FROM_STRING)
3178                 &&((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
3179                         || (dwFlags & FORMAT_MESSAGE_FROM_HMODULE))) return 0;
3180
3181     if (width && width != FORMAT_MESSAGE_MAX_WIDTH_MASK)
3182         FIXME("line wrapping (%u) not supported.\n", width);
3183     from = NULL;
3184     if (dwFlags & FORMAT_MESSAGE_FROM_STRING)
3185     {
3186         char *source = MapSL(lpSource);
3187         from = HeapAlloc( GetProcessHeap(), 0, strlen(source)+1 );
3188         strcpy( from, source );
3189     }
3190     else if (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM) {
3191         from = HeapAlloc( GetProcessHeap(),0,200 );
3192         sprintf(from,"Systemmessage, messageid = 0x%08x\n",dwMessageId);
3193     }
3194     else if (dwFlags & FORMAT_MESSAGE_FROM_HMODULE) {
3195         INT16   bufsize;
3196         HINSTANCE16 hinst16 = ((HINSTANCE16)lpSource & 0xffff);
3197
3198         dwMessageId &= 0xFFFF;
3199         bufsize=LoadString16(hinst16,dwMessageId,NULL,0);
3200         if (bufsize) {
3201             from = HeapAlloc( GetProcessHeap(), 0, bufsize +1);
3202             LoadString16(hinst16,dwMessageId,from,bufsize+1);
3203         }
3204     }
3205     target      = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 100);
3206     t   = target;
3207     talloced= 100;
3208
3209 #define ADD_TO_T(c) \
3210         do { \
3211             *t++=c;\
3212             if (t-target == talloced) {\
3213                 target  = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,talloced*2);\
3214                 t       = target+talloced;\
3215                 talloced*=2;\
3216             } \
3217         } while(0)
3218
3219     if (from) {
3220         f=from;
3221         while (*f && !eos) {
3222             if (*f=='%') {
3223                 int     insertnr;
3224                 char    *fmtstr,*x,*lastf;
3225                 DWORD   *argliststart;
3226
3227                 fmtstr = NULL;
3228                 lastf = f;
3229                 f++;
3230                 if (!*f) {
3231                     ADD_TO_T('%');
3232                     continue;
3233                 }
3234                 switch (*f) {
3235                 case '1':case '2':case '3':case '4':case '5':
3236                 case '6':case '7':case '8':case '9':
3237                     insertnr=*f-'0';
3238                     switch (f[1]) {
3239                     case '0':case '1':case '2':case '3':
3240                     case '4':case '5':case '6':case '7':
3241                     case '8':case '9':
3242                         f++;
3243                         insertnr=insertnr*10+*f-'0';
3244                         f++;
3245                         break;
3246                     default:
3247                         f++;
3248                         break;
3249                     }
3250                     if (*f=='!') {
3251                         f++;
3252                         if (NULL!=(x=strchr(f,'!'))) {
3253                             *x='\0';
3254                             fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f)+2);
3255                             sprintf(fmtstr,"%%%s",f);
3256                             f=x+1;
3257                         } else {
3258                             fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f)+2);
3259                             sprintf(fmtstr,"%%%s",f);
3260                             f+=strlen(f); /*at \0*/
3261                         }
3262                     }
3263                     else
3264                     {
3265                         if(!args) break;
3266                         fmtstr=HeapAlloc( GetProcessHeap(), 0, 3 );
3267                         strcpy( fmtstr, "%s" );
3268                     }
3269                     if (args) {
3270                         int     ret;
3271                         int     sz;
3272                         LPSTR   b = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sz = 100);
3273
3274                         argliststart=args+insertnr-1;
3275
3276                         /* CMF - This makes a BIG assumption about va_list */
3277                         while ((ret = vsnprintf(b, sz, fmtstr, (va_list) argliststart)) < 0 || ret >= sz) {
3278                             LPSTR new_b;
3279                             sz = (ret == -1 ? sz + 100 : ret + 1);
3280                             new_b = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, b, sz);
3281                             if (!new_b) break;
3282                             b = new_b;
3283                         }
3284                         for (x=b; *x; x++) ADD_TO_T(*x);
3285                         HeapFree(GetProcessHeap(), 0, b);
3286                     } else {
3287                         /* NULL args - copy formatstr
3288                          * (probably wrong)
3289                          */
3290                         while ((lastf<f)&&(*lastf)) {
3291                             ADD_TO_T(*lastf++);
3292                         }
3293                     }
3294                     HeapFree(GetProcessHeap(),0,fmtstr);
3295                     break;
3296                 case '0': /* Just stop processing format string */
3297                     eos = TRUE;
3298                     f++;
3299                     break;
3300                 case 'n': /* 16 bit version just outputs 'n' */
3301                 default:
3302                     ADD_TO_T(*f++);
3303                     break;
3304                 }
3305             } else { /* '\n' or '\r' gets mapped to "\r\n" */
3306                 if(*f == '\n' || *f == '\r') {
3307                     if (width == 0) {
3308                         ADD_TO_T('\r');
3309                         ADD_TO_T('\n');
3310                         if(*f++ == '\r' && *f == '\n')
3311                             f++;
3312                     }
3313                 } else {
3314                     ADD_TO_T(*f++);
3315                 }
3316             }
3317         }
3318         *t='\0';
3319     }
3320     talloced = strlen(target)+1;
3321     TRACE("-- %s\n",debugstr_a(target));
3322     if (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) {
3323         /* nSize is the MINIMUM size */
3324         HLOCAL16 h = LocalAlloc16(LPTR,talloced);
3325         SEGPTR ptr = LocalLock16(h);
3326         allocstring = MapSL( ptr );
3327         memcpy( allocstring,target,talloced);
3328         LocalUnlock16( h );
3329         *((HLOCAL16*)lpBuffer) = h;
3330     } else
3331         lstrcpynA(lpBuffer,target,nSize);
3332     HeapFree(GetProcessHeap(),0,target);
3333     HeapFree(GetProcessHeap(),0,from);
3334     return (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ?
3335         strlen(allocstring):
3336         strlen(lpBuffer);
3337 }
3338 #undef ADD_TO_T
3339
3340
3341 /**********************************************************************
3342  *              DestroyIcon32 (USER.610)
3343  *
3344  * This routine is actually exported from Win95 USER under the name
3345  * DestroyIcon32 ...  The behaviour implemented here should mimic
3346  * the Win95 one exactly, especially the return values, which
3347  * depend on the setting of various flags.
3348  */
3349 WORD WINAPI DestroyIcon32( HGLOBAL16 handle, UINT16 flags )
3350 {
3351     WORD retv;
3352
3353     /* Check whether destroying active cursor */
3354
3355     if (GetCursor16() == handle)
3356     {
3357         WARN("Destroying active cursor!\n" );
3358         return FALSE;
3359     }
3360
3361     /* Try shared cursor/icon first */
3362
3363     if (!(flags & CID_NONSHARED))
3364     {
3365         INT count = release_shared_icon( handle );
3366         if (count != -1)
3367             return (flags & CID_WIN32) ? TRUE : (count == 0);
3368     }
3369
3370     /* Now assume non-shared cursor/icon */
3371
3372     retv = free_icon_handle( handle );
3373     return (flags & CID_RESOURCE)? retv : TRUE;
3374 }
3375
3376
3377 /***********************************************************************
3378  *              ChangeDisplaySettings (USER.620)
3379  */
3380 LONG WINAPI ChangeDisplaySettings16( LPDEVMODEA devmode, DWORD flags )
3381 {
3382     return ChangeDisplaySettingsA( devmode, flags );
3383 }
3384
3385
3386 /***********************************************************************
3387  *              EnumDisplaySettings (USER.621)
3388  */
3389 BOOL16 WINAPI EnumDisplaySettings16( LPCSTR name, DWORD n, LPDEVMODEA devmode )
3390 {
3391     return EnumDisplaySettingsA( name, n, devmode );
3392 }
3393
3394 /**********************************************************************
3395  *          DrawFrameControl  (USER.656)
3396  */
3397 BOOL16 WINAPI DrawFrameControl16( HDC16 hdc, LPRECT16 rc, UINT16 uType, UINT16 uState )
3398 {
3399     RECT rect32;
3400     BOOL ret;
3401
3402     rect32.left   = rc->left;
3403     rect32.top    = rc->top;
3404     rect32.right  = rc->right;
3405     rect32.bottom = rc->bottom;
3406     ret = DrawFrameControl( HDC_32(hdc), &rect32, uType, uState );
3407     rc->left   = rect32.left;
3408     rc->top    = rect32.top;
3409     rc->right  = rect32.right;
3410     rc->bottom = rect32.bottom;
3411     return ret;
3412 }
3413
3414 /**********************************************************************
3415  *          DrawEdge   (USER.659)
3416  */
3417 BOOL16 WINAPI DrawEdge16( HDC16 hdc, LPRECT16 rc, UINT16 edge, UINT16 flags )
3418 {
3419     RECT rect32;
3420     BOOL ret;
3421
3422     rect32.left   = rc->left;
3423     rect32.top    = rc->top;
3424     rect32.right  = rc->right;
3425     rect32.bottom = rc->bottom;
3426     ret = DrawEdge( HDC_32(hdc), &rect32, edge, flags );
3427     rc->left   = rect32.left;
3428     rc->top    = rect32.top;
3429     rc->right  = rect32.right;
3430     rc->bottom = rect32.bottom;
3431     return ret;
3432 }
3433
3434 /**********************************************************************
3435  *              CheckMenuRadioItem (USER.666)
3436  */
3437 BOOL16 WINAPI CheckMenuRadioItem16(HMENU16 hMenu, UINT16 first, UINT16 last,
3438                                    UINT16 check, BOOL16 bypos)
3439 {
3440      return CheckMenuRadioItem( HMENU_32(hMenu), first, last, check, bypos );
3441 }