2 * Cursor and icon support
4 * Copyright 1995 Alexandre Julliard
5 * 1996 Martin Von Loewis
7 * 1998 Turchanov Sergey
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
27 #include <wine/debug.h>
29 WINE_DEFAULT_DEBUG_CHANNEL(cursor
);
30 WINE_DECLARE_DEBUG_CHANNEL(icon
);
31 WINE_DECLARE_DEBUG_CHANNEL(resource
);
44 } CURSORICONFILEDIRENTRY
;
51 CURSORICONFILEDIRENTRY idEntries
[1];
58 static const WCHAR DISPLAYW
[] = {'D','I','S','P','L','A','Y',0};
61 static CRITICAL_SECTION IconCrst
;
62 static CRITICAL_SECTION_DEBUG critsect_debug
=
65 { &critsect_debug
.ProcessLocksList
, &critsect_debug
.ProcessLocksList
},
66 0, 0, { (DWORD_PTR
)(__FILE__
": IconCrst") }
68 static CRITICAL_SECTION IconCrst
= { &critsect_debug
, -1, 0, 0, 0, 0 };
70 /***********************************************************************
71 * CreateCursorIconHandle
73 * Creates a handle with everything in there
77 CreateCursorIconHandle( PICONINFO IconInfo
)
79 HICON hIcon
= (HICON
)NtUserCallOneParam(0,
80 ONEPARAM_ROUTINE_CREATEEMPTYCUROBJECT
);
84 NtUserSetCursorContents(hIcon
, IconInfo
);
90 /***********************************************************************
93 * Helper function to map a file to memory:
95 * [RETURN] ptr - pointer to mapped file
96 * [RETURN] filesize - pointer size of file to be stored if not NULL
98 static void *map_fileW( LPCWSTR name
, LPDWORD filesize
)
100 HANDLE hFile
, hMapping
;
103 hFile
= CreateFileW( name
, GENERIC_READ
, FILE_SHARE_READ
, NULL
,
104 OPEN_EXISTING
, FILE_FLAG_RANDOM_ACCESS
, 0 );
105 if (hFile
!= INVALID_HANDLE_VALUE
)
107 hMapping
= CreateFileMappingW( hFile
, NULL
, PAGE_READONLY
, 0, 0, NULL
);
110 ptr
= MapViewOfFile( hMapping
, FILE_MAP_READ
, 0, 0, 0 );
111 CloseHandle( hMapping
);
113 *filesize
= GetFileSize( hFile
, NULL
);
115 CloseHandle( hFile
);
121 /***********************************************************************
122 * get_dib_width_bytes
124 * Return the width of a DIB bitmap in bytes. DIB bitmap data is 32-bit aligned.
126 static int get_dib_width_bytes( int width
, int depth
)
132 case 1: words
= (width
+ 31) / 32; break;
133 case 4: words
= (width
+ 7) / 8; break;
134 case 8: words
= (width
+ 3) / 4; break;
136 case 16: words
= (width
+ 1) / 2; break;
137 case 24: words
= (width
* 3 + 3)/4; break;
139 WARN("(%d): Unsupported depth\n", depth
);
148 /***********************************************************************
151 * Return the size of the bitmap info structure including color table.
153 static int bitmap_info_size( const BITMAPINFO
* info
, WORD coloruse
)
155 unsigned int colors
, size
, masks
= 0;
157 if (info
->bmiHeader
.biSize
== sizeof(BITMAPCOREHEADER
))
159 const BITMAPCOREHEADER
*core
= (const BITMAPCOREHEADER
*)info
;
160 colors
= (core
->bcBitCount
<= 8) ? 1 << core
->bcBitCount
: 0;
161 return sizeof(BITMAPCOREHEADER
) + colors
*
162 ((coloruse
== DIB_RGB_COLORS
) ? sizeof(RGBTRIPLE
) : sizeof(WORD
));
164 else /* assume BITMAPINFOHEADER */
166 colors
= info
->bmiHeader
.biClrUsed
;
167 if (colors
> 256) /* buffer overflow otherwise */
169 if (!colors
&& (info
->bmiHeader
.biBitCount
<= 8))
170 colors
= 1 << info
->bmiHeader
.biBitCount
;
171 if (info
->bmiHeader
.biCompression
== BI_BITFIELDS
) masks
= 3;
172 size
= max( info
->bmiHeader
.biSize
, sizeof(BITMAPINFOHEADER
) + masks
* sizeof(DWORD
) );
173 return size
+ colors
* ((coloruse
== DIB_RGB_COLORS
) ? sizeof(RGBQUAD
) : sizeof(WORD
));
178 /***********************************************************************
181 * Returns whether a DIB can be converted to a monochrome DDB.
183 * A DIB can be converted if its color table contains only black and
184 * white. Black must be the first color in the color table.
186 * Note : If the first color in the color table is white followed by
187 * black, we can't convert it to a monochrome DDB with
188 * SetDIBits, because black and white would be inverted.
190 static BOOL
is_dib_monochrome( const BITMAPINFO
* info
)
192 if (info
->bmiHeader
.biBitCount
!= 1) return FALSE
;
194 if (info
->bmiHeader
.biSize
== sizeof(BITMAPCOREHEADER
))
196 const RGBTRIPLE
*rgb
= ((const BITMAPCOREINFO
*)info
)->bmciColors
;
198 /* Check if the first color is black */
199 if ((rgb
->rgbtRed
== 0) && (rgb
->rgbtGreen
== 0) && (rgb
->rgbtBlue
== 0))
203 /* Check if the second color is white */
204 return ((rgb
->rgbtRed
== 0xff) && (rgb
->rgbtGreen
== 0xff)
205 && (rgb
->rgbtBlue
== 0xff));
209 else /* assume BITMAPINFOHEADER */
211 const RGBQUAD
*rgb
= info
->bmiColors
;
213 /* Check if the first color is black */
214 if ((rgb
->rgbRed
== 0) && (rgb
->rgbGreen
== 0) &&
215 (rgb
->rgbBlue
== 0) && (rgb
->rgbReserved
== 0))
219 /* Check if the second color is white */
220 return ((rgb
->rgbRed
== 0xff) && (rgb
->rgbGreen
== 0xff)
221 && (rgb
->rgbBlue
== 0xff) && (rgb
->rgbReserved
== 0));
227 /***********************************************************************
230 * Get the info from a bitmap header.
231 * Return 1 for INFOHEADER, 0 for COREHEADER,
233 static int DIB_GetBitmapInfo( const BITMAPINFOHEADER
*header
, LONG
*width
,
234 LONG
*height
, WORD
*bpp
, DWORD
*compr
)
236 if (header
->biSize
== sizeof(BITMAPCOREHEADER
))
238 const BITMAPCOREHEADER
*core
= (const BITMAPCOREHEADER
*)header
;
239 *width
= core
->bcWidth
;
240 *height
= core
->bcHeight
;
241 *bpp
= core
->bcBitCount
;
245 else if (header
->biSize
>= sizeof(BITMAPINFOHEADER
))
247 *width
= header
->biWidth
;
248 *height
= header
->biHeight
;
249 *bpp
= header
->biBitCount
;
250 *compr
= header
->biCompression
;
253 ERR("(%d): unknown/wrong size for header\n", header
->biSize
);
259 * The following macro functions account for the irregularities of
260 * accessing cursor and icon resources in files and resource entries.
262 typedef BOOL (*fnGetCIEntry
)( LPVOID dir
, int n
,
263 int *width
, int *height
, int *bits
);
265 /**********************************************************************
266 * CURSORICON_FindBestIcon
268 * Find the icon closest to the requested size and bit depth.
270 static int CURSORICON_FindBestIcon( LPVOID dir
, fnGetCIEntry get_entry
,
271 int width
, int height
, int depth
)
273 int i
, cx
, cy
, bits
, bestEntry
= -1;
274 UINT iTotalDiff
, iXDiff
=0, iYDiff
=0, iColorDiff
;
275 UINT iTempXDiff
, iTempYDiff
, iTempColorDiff
;
278 iTotalDiff
= 0xFFFFFFFF;
279 iColorDiff
= 0xFFFFFFFF;
280 for ( i
= 0; get_entry( dir
, i
, &cx
, &cy
, &bits
); i
++ )
282 iTempXDiff
= abs(width
- cx
);
283 iTempYDiff
= abs(height
- cy
);
285 if(iTotalDiff
> (iTempXDiff
+ iTempYDiff
))
289 iTotalDiff
= iXDiff
+ iYDiff
;
293 /* Find Best Colors for Best Fit */
294 for ( i
= 0; get_entry( dir
, i
, &cx
, &cy
, &bits
); i
++ )
296 if(abs(width
- cx
) == iXDiff
&& abs(height
- cy
) == iYDiff
)
298 iTempColorDiff
= abs(depth
- bits
);
299 if(iColorDiff
> iTempColorDiff
)
302 iColorDiff
= iTempColorDiff
;
310 static BOOL
CURSORICON_GetResIconEntry( LPVOID dir
, int n
,
311 int *width
, int *height
, int *bits
)
313 CURSORICONDIR
*resdir
= dir
;
316 if ( resdir
->idCount
<= n
)
318 icon
= &resdir
->idEntries
[n
].ResInfo
.icon
;
319 *width
= icon
->bWidth
;
320 *height
= icon
->bHeight
;
321 *bits
= resdir
->idEntries
[n
].wBitCount
;
325 /**********************************************************************
326 * CURSORICON_FindBestCursor
328 * Find the cursor closest to the requested size.
330 * FIXME: parameter 'color' ignored.
332 static int CURSORICON_FindBestCursor( LPVOID dir
, fnGetCIEntry get_entry
,
333 int width
, int height
, int depth
)
335 int i
, maxwidth
, maxheight
, cx
, cy
, bits
, bestEntry
= -1;
337 /* Double height to account for AND and XOR masks */
341 /* First find the largest one smaller than or equal to the requested size*/
343 maxwidth
= maxheight
= 0;
344 for ( i
= 0; get_entry( dir
, i
, &cx
, &cy
, &bits
); i
++ )
346 if ((cx
<= width
) && (cy
<= height
) &&
347 (cx
> maxwidth
) && (cy
> maxheight
))
354 if (bestEntry
!= -1) return bestEntry
;
356 /* Now find the smallest one larger than the requested size */
358 maxwidth
= maxheight
= 255;
359 for ( i
= 0; get_entry( dir
, i
, &cx
, &cy
, &bits
); i
++ )
361 if (((cx
< maxwidth
) && (cy
< maxheight
)) || (bestEntry
== -1))
372 static BOOL
CURSORICON_GetResCursorEntry( LPVOID dir
, int n
,
373 int *width
, int *height
, int *bits
)
375 CURSORICONDIR
*resdir
= dir
;
378 if ( resdir
->idCount
<= n
)
380 cursor
= &resdir
->idEntries
[n
].ResInfo
.cursor
;
381 *width
= cursor
->wWidth
;
382 *height
= cursor
->wHeight
;
383 *bits
= resdir
->idEntries
[n
].wBitCount
;
387 static CURSORICONDIRENTRY
*CURSORICON_FindBestIconRes( CURSORICONDIR
* dir
,
388 int width
, int height
, int depth
)
392 n
= CURSORICON_FindBestIcon( dir
, CURSORICON_GetResIconEntry
,
393 width
, height
, depth
);
396 return &dir
->idEntries
[n
];
399 static CURSORICONDIRENTRY
*CURSORICON_FindBestCursorRes( CURSORICONDIR
*dir
,
400 int width
, int height
, int depth
)
402 int n
= CURSORICON_FindBestCursor( dir
, CURSORICON_GetResCursorEntry
,
403 width
, height
, depth
);
406 return &dir
->idEntries
[n
];
409 static BOOL
CURSORICON_GetFileEntry( LPVOID dir
, int n
,
410 int *width
, int *height
, int *bits
)
412 CURSORICONFILEDIR
*filedir
= dir
;
413 CURSORICONFILEDIRENTRY
*entry
;
414 BITMAPINFOHEADER
*info
;
416 if ( filedir
->idCount
<= n
)
418 entry
= &filedir
->idEntries
[n
];
419 /* FIXME: check against file size */
420 info
= (BITMAPINFOHEADER
*)((char *)dir
+ entry
->dwDIBOffset
);
421 *width
= entry
->bWidth
;
422 *height
= entry
->bHeight
;
423 *bits
= info
->biBitCount
;
427 static CURSORICONFILEDIRENTRY
*CURSORICON_FindBestCursorFile( CURSORICONFILEDIR
*dir
,
428 int width
, int height
, int depth
)
430 int n
= CURSORICON_FindBestCursor( dir
, CURSORICON_GetFileEntry
,
431 width
, height
, depth
);
434 return &dir
->idEntries
[n
];
437 static CURSORICONFILEDIRENTRY
*CURSORICON_FindBestIconFile( CURSORICONFILEDIR
*dir
,
438 int width
, int height
, int depth
)
440 int n
= CURSORICON_FindBestIcon( dir
, CURSORICON_GetFileEntry
,
441 width
, height
, depth
);
444 return &dir
->idEntries
[n
];
447 /***********************************************************************
448 * create_icon_bitmaps
450 * Create the color, mask and alpha bitmaps from the DIB info.
452 static BOOL
create_icon_bitmaps( const BITMAPINFO
*bmi
, int width
, int height
,
453 HBITMAP
*color
, HBITMAP
*mask
)
455 BOOL monochrome
= is_dib_monochrome( bmi
);
456 unsigned int size
= bitmap_info_size( bmi
, DIB_RGB_COLORS
);
458 void *color_bits
, *mask_bits
;
462 if (!(info
= HeapAlloc( GetProcessHeap(), 0, max( size
, FIELD_OFFSET( BITMAPINFO
, bmiColors
[2] )))))
464 if (!(hdc
= CreateCompatibleDC( 0 ))) goto done
;
466 memcpy( info
, bmi
, size
);
467 info
->bmiHeader
.biHeight
/= 2;
469 color_bits
= (char *)bmi
+ size
;
470 mask_bits
= (char *)color_bits
+
471 get_dib_width_bytes( bmi
->bmiHeader
.biWidth
,
472 bmi
->bmiHeader
.biBitCount
) * abs(info
->bmiHeader
.biHeight
);
476 if (!(*mask
= CreateBitmap( width
, height
* 2, 1, 1, NULL
))) goto done
;
479 /* copy color data into second half of mask bitmap */
480 SelectObject( hdc
, *mask
);
481 StretchDIBits( hdc
, 0, height
, width
, height
,
482 0, 0, info
->bmiHeader
.biWidth
, info
->bmiHeader
.biHeight
,
483 color_bits
, info
, DIB_RGB_COLORS
, SRCCOPY
);
487 if (!(*mask
= CreateBitmap( width
, height
, 1, 1, NULL
))) goto done
;
488 if (!(*color
= CreateBitmap( width
, height
, GetDeviceCaps( screen_dc
, PLANES
),
489 GetDeviceCaps( screen_dc
, BITSPIXEL
), NULL
)))
491 DeleteObject( *mask
);
494 SelectObject( hdc
, *color
);
495 StretchDIBits( hdc
, 0, 0, width
, height
,
496 0, 0, info
->bmiHeader
.biWidth
, info
->bmiHeader
.biHeight
,
497 color_bits
, info
, DIB_RGB_COLORS
, SRCCOPY
);
499 /* convert info to monochrome to copy the mask */
500 info
->bmiHeader
.biBitCount
= 1;
501 if (info
->bmiHeader
.biSize
!= sizeof(BITMAPCOREHEADER
))
503 RGBQUAD
*rgb
= info
->bmiColors
;
505 info
->bmiHeader
.biClrUsed
= info
->bmiHeader
.biClrImportant
= 2;
506 rgb
[0].rgbBlue
= rgb
[0].rgbGreen
= rgb
[0].rgbRed
= 0x00;
507 rgb
[1].rgbBlue
= rgb
[1].rgbGreen
= rgb
[1].rgbRed
= 0xff;
508 rgb
[0].rgbReserved
= rgb
[1].rgbReserved
= 0;
512 RGBTRIPLE
*rgb
= (RGBTRIPLE
*)(((BITMAPCOREHEADER
*)info
) + 1);
514 rgb
[0].rgbtBlue
= rgb
[0].rgbtGreen
= rgb
[0].rgbtRed
= 0x00;
515 rgb
[1].rgbtBlue
= rgb
[1].rgbtGreen
= rgb
[1].rgbtRed
= 0xff;
519 SelectObject( hdc
, *mask
);
520 StretchDIBits( hdc
, 0, 0, width
, height
,
521 0, 0, info
->bmiHeader
.biWidth
, info
->bmiHeader
.biHeight
,
522 mask_bits
, info
, DIB_RGB_COLORS
, SRCCOPY
);
527 HeapFree( GetProcessHeap(), 0, info
);
531 static HICON
CURSORICON_CreateIconFromBMI( BITMAPINFO
*bmi
,
532 POINT hotspot
, BOOL bIcon
,
534 INT width
, INT height
,
537 HBITMAP color
= 0, mask
= 0;
541 if (dwVersion
== 0x00020000)
543 FIXME_(cursor
)("\t2.xx resources are not supported\n");
547 /* Check bitmap header */
549 if ( (bmi
->bmiHeader
.biSize
!= sizeof(BITMAPCOREHEADER
)) &&
550 (bmi
->bmiHeader
.biSize
!= sizeof(BITMAPINFOHEADER
) ||
551 bmi
->bmiHeader
.biCompression
!= BI_RGB
) )
553 WARN_(cursor
)("\tinvalid resource bitmap header.\n");
557 if (!width
) width
= bmi
->bmiHeader
.biWidth
;
558 if (!height
) height
= bmi
->bmiHeader
.biHeight
/2;
559 do_stretch
= (bmi
->bmiHeader
.biHeight
/2 != height
) ||
560 (bmi
->bmiHeader
.biWidth
!= width
);
562 /* Scale the hotspot */
565 hotspot
.x
= width
/ 2;
566 hotspot
.y
= height
/ 2;
570 hotspot
.x
= (hotspot
.x
* width
) / bmi
->bmiHeader
.biWidth
;
571 hotspot
.y
= (hotspot
.y
* height
) / (bmi
->bmiHeader
.biHeight
/ 2);
574 if (!screen_dc
) screen_dc
= CreateDCW( DISPLAYW
, NULL
, NULL
, NULL
);
575 if (!screen_dc
) return 0;
577 if (!create_icon_bitmaps( bmi
, width
, height
, &color
, &mask
)) return 0;
579 IconInfo
.xHotspot
= hotspot
.x
;
580 IconInfo
.yHotspot
= hotspot
.y
;
581 IconInfo
.fIcon
= bIcon
;
582 IconInfo
.hbmColor
= color
;
583 IconInfo
.hbmMask
= mask
;
585 return CreateCursorIconHandle(&IconInfo
);
589 /**********************************************************************
590 * .ANI cursor support
592 #define RIFF_FOURCC( c0, c1, c2, c3 ) \
593 ( (DWORD)(BYTE)(c0) | ( (DWORD)(BYTE)(c1) << 8 ) | \
594 ( (DWORD)(BYTE)(c2) << 16 ) | ( (DWORD)(BYTE)(c3) << 24 ) )
596 #define ANI_RIFF_ID RIFF_FOURCC('R', 'I', 'F', 'F')
597 #define ANI_LIST_ID RIFF_FOURCC('L', 'I', 'S', 'T')
598 #define ANI_ACON_ID RIFF_FOURCC('A', 'C', 'O', 'N')
599 #define ANI_anih_ID RIFF_FOURCC('a', 'n', 'i', 'h')
600 #define ANI_seq__ID RIFF_FOURCC('s', 'e', 'q', ' ')
601 #define ANI_fram_ID RIFF_FOURCC('f', 'r', 'a', 'm')
603 #define ANI_FLAG_ICON 0x1
604 #define ANI_FLAG_SEQUENCE 0x2
620 const unsigned char *data
;
623 static void dump_ani_header( const ani_header
*header
)
625 TRACE(" header size: %d\n", header
->header_size
);
626 TRACE(" frames: %d\n", header
->num_frames
);
627 TRACE(" steps: %d\n", header
->num_steps
);
628 TRACE(" width: %d\n", header
->width
);
629 TRACE(" height: %d\n", header
->height
);
630 TRACE(" bpp: %d\n", header
->bpp
);
631 TRACE(" planes: %d\n", header
->num_planes
);
632 TRACE(" display rate: %d\n", header
->display_rate
);
633 TRACE(" flags: 0x%08x\n", header
->flags
);
655 static void riff_find_chunk( DWORD chunk_id
, DWORD chunk_type
, const riff_chunk_t
*parent_chunk
, riff_chunk_t
*chunk
)
657 const unsigned char *ptr
= parent_chunk
->data
;
658 const unsigned char *end
= parent_chunk
->data
+ (parent_chunk
->data_size
- (2 * sizeof(DWORD
)));
660 if (chunk_type
== ANI_LIST_ID
|| chunk_type
== ANI_RIFF_ID
) end
-= sizeof(DWORD
);
664 if ((!chunk_type
&& *(const DWORD
*)ptr
== chunk_id
)
665 || (chunk_type
&& *(const DWORD
*)ptr
== chunk_type
&& *((const DWORD
*)ptr
+ 2) == chunk_id
))
667 ptr
+= sizeof(DWORD
);
668 chunk
->data_size
= (*(const DWORD
*)ptr
+ 1) & ~1;
669 ptr
+= sizeof(DWORD
);
670 if (chunk_type
== ANI_LIST_ID
|| chunk_type
== ANI_RIFF_ID
) ptr
+= sizeof(DWORD
);
676 ptr
+= sizeof(DWORD
);
677 ptr
+= (*(const DWORD
*)ptr
+ 1) & ~1;
678 ptr
+= sizeof(DWORD
);
686 * RIFF:'ACON' RIFF chunk
687 * |- CHUNK:'anih' Header
688 * |- CHUNK:'seq ' Sequence information (optional)
689 * \- LIST:'fram' Frame list
690 * |- CHUNK:icon Cursor frames
695 static HCURSOR
CURSORICON_CreateIconFromANI( const LPBYTE bits
, DWORD bits_size
,
696 INT width
, INT height
, INT depth
)
699 ani_header header
= {0};
700 LPBYTE frame_bits
= 0;
702 CURSORICONFILEDIRENTRY
*entry
;
704 riff_chunk_t root_chunk
= { bits_size
, bits
};
705 riff_chunk_t ACON_chunk
= {0};
706 riff_chunk_t anih_chunk
= {0};
707 riff_chunk_t fram_chunk
= {0};
708 const unsigned char *icon_data
;
710 TRACE("bits %p, bits_size %d\n", bits
, bits_size
);
714 riff_find_chunk( ANI_ACON_ID
, ANI_RIFF_ID
, &root_chunk
, &ACON_chunk
);
715 if (!ACON_chunk
.data
)
717 ERR("Failed to get root chunk.\n");
721 riff_find_chunk( ANI_anih_ID
, 0, &ACON_chunk
, &anih_chunk
);
722 if (!anih_chunk
.data
)
724 ERR("Failed to get 'anih' chunk.\n");
727 memcpy( &header
, anih_chunk
.data
, sizeof(header
) );
728 dump_ani_header( &header
);
730 riff_find_chunk( ANI_fram_ID
, ANI_LIST_ID
, &ACON_chunk
, &fram_chunk
);
731 if (!fram_chunk
.data
)
733 ERR("Failed to get icon list.\n");
737 /* FIXME: For now, just load the first frame. Before we can load all the
738 * frames, we need to write the needed code in wineserver, etc. to handle
739 * cursors. Once this code is written, we can extend it to support .ani
740 * cursors and then update user32 and winex11.drv to load all frames.
742 * Hopefully this will at least make some games (C&C3, etc.) more playable
745 FIXME("Loading all frames for .ani cursors not implemented.\n");
746 icon_data
= fram_chunk
.data
+ (2 * sizeof(DWORD
));
748 entry
= CURSORICON_FindBestIconFile( (CURSORICONFILEDIR
*) icon_data
,
749 width
, height
, depth
);
751 frame_bits
= HeapAlloc( GetProcessHeap(), 0, entry
->dwDIBSize
);
752 memcpy( frame_bits
, icon_data
+ entry
->dwDIBOffset
, entry
->dwDIBSize
);
754 if (!header
.width
|| !header
.height
)
756 header
.width
= entry
->bWidth
;
757 header
.height
= entry
->bHeight
;
760 hotspot
.x
= entry
->xHotspot
;
761 hotspot
.y
= entry
->yHotspot
;
763 cursor
= CURSORICON_CreateIconFromBMI( (BITMAPINFO
*) frame_bits
, hotspot
,
764 FALSE
, 0x00030000, header
.width
, header
.height
, 0 );
766 HeapFree( GetProcessHeap(), 0, frame_bits
);
772 /**********************************************************************
773 * CreateIconFromResourceEx (USER32.@)
775 * FIXME: Convert to mono when cFlag is LR_MONOCHROME. Do something
776 * with cbSize parameter as well.
778 HICON WINAPI
CreateIconFromResourceEx( PBYTE bits
, DWORD cbSize
,
779 BOOL bIcon
, DWORD dwVersion
,
780 int width
, int height
,
786 TRACE_(cursor
)("%p (%u bytes), ver %08x, %ix%i %s %s\n",
787 bits
, cbSize
, dwVersion
, width
, height
,
788 bIcon
? "icon" : "cursor", (cFlag
& LR_MONOCHROME
) ? "mono" : "" );
792 hotspot
.x
= width
/ 2;
793 hotspot
.y
= height
/ 2;
794 bmi
= (BITMAPINFO
*)bits
;
796 else /* get the hotspot */
798 SHORT
*pt
= (SHORT
*)bits
;
801 bmi
= (BITMAPINFO
*)(pt
+ 2);
804 return CURSORICON_CreateIconFromBMI( bmi
, hotspot
, bIcon
, dwVersion
,
805 width
, height
, cFlag
);
809 /**********************************************************************
810 * CreateIconFromResource (USER32.@)
812 HICON WINAPI
CreateIconFromResource( PBYTE bits
, DWORD cbSize
,
813 BOOL bIcon
, DWORD dwVersion
)
815 return CreateIconFromResourceEx( bits
, cbSize
, bIcon
, dwVersion
, 0,0,0);
819 static HICON
CURSORICON_LoadFromFile( LPCWSTR filename
,
820 INT width
, INT height
, INT depth
,
821 BOOL fCursor
, UINT loadflags
)
823 CURSORICONFILEDIRENTRY
*entry
;
824 CURSORICONFILEDIR
*dir
;
830 TRACE("loading %s\n", debugstr_w( filename
));
832 bits
= map_fileW( filename
, &filesize
);
836 /* Check for .ani. */
837 if (memcmp( bits
, "RIFF", 4 ) == 0)
839 hIcon
= CURSORICON_CreateIconFromANI( bits
, filesize
, width
, height
,
844 dir
= (CURSORICONFILEDIR
*) bits
;
845 if ( filesize
< sizeof(*dir
) )
848 if ( filesize
< (sizeof(*dir
) + sizeof(dir
->idEntries
[0])*(dir
->idCount
-1)) )
852 entry
= CURSORICON_FindBestCursorFile( dir
, width
, height
, depth
);
854 entry
= CURSORICON_FindBestIconFile( dir
, width
, height
, depth
);
859 /* check that we don't run off the end of the file */
860 if ( entry
->dwDIBOffset
> filesize
)
862 if ( entry
->dwDIBOffset
+ entry
->dwDIBSize
> filesize
)
865 hotspot
.x
= entry
->xHotspot
;
866 hotspot
.y
= entry
->yHotspot
;
867 hIcon
= CURSORICON_CreateIconFromBMI( (BITMAPINFO
*)&bits
[entry
->dwDIBOffset
],
868 hotspot
, !fCursor
, 0x00030000,
869 width
, height
, loadflags
);
871 TRACE("loaded %s -> %p\n", debugstr_w( filename
), hIcon
);
872 UnmapViewOfFile( bits
);
876 /**********************************************************************
879 * Load a cursor or icon from resource or file.
881 static HICON
CURSORICON_Load(HINSTANCE hInstance
, LPCWSTR name
,
882 INT width
, INT height
, INT depth
,
883 BOOL fCursor
, UINT loadflags
)
887 HRSRC hRsrc
, hGroupRsrc
;
889 CURSORICONDIRENTRY
*dirEntry
;
894 TRACE("%p, %s, %dx%d, depth %d, fCursor %d, flags 0x%04x\n",
895 hInstance
, debugstr_w(name
), width
, height
, depth
, fCursor
, loadflags
);
897 if ( loadflags
& LR_LOADFROMFILE
) /* Load from file */
898 return CURSORICON_LoadFromFile( name
, width
, height
, depth
, fCursor
, loadflags
);
900 if (!hInstance
) hInstance
= User32Instance
; /* Load OEM cursor/icon */
902 /* don't cache 16-bit instances (FIXME: should never get 16-bit instances in the first place) */
903 if ((ULONG_PTR
)hInstance
>> 16 == 0) loadflags
&= ~LR_SHARED
;
905 /* Get directory resource ID */
907 if (!(hRsrc
= FindResourceW( hInstance
, name
,
908 (LPWSTR
)(fCursor
? RT_GROUP_CURSOR
: RT_GROUP_ICON
) )))
912 /* Find the best entry in the directory */
914 if (!(handle
= LoadResource( hInstance
, hRsrc
))) return 0;
915 if (!(dir
= LockResource( handle
))) return 0;
917 dirEntry
= CURSORICON_FindBestCursorRes( dir
, width
, height
, depth
);
919 dirEntry
= CURSORICON_FindBestIconRes( dir
, width
, height
, depth
);
920 if (!dirEntry
) return 0;
921 wResId
= dirEntry
->wResId
;
922 dwBytesInRes
= dirEntry
->dwBytesInRes
;
923 FreeResource( handle
);
925 /* Load the resource */
927 if (!(hRsrc
= FindResourceW(hInstance
,MAKEINTRESOURCEW(wResId
),
928 (LPWSTR
)(fCursor
? RT_CURSOR
: RT_ICON
) ))) return 0;
930 /* If shared icon, check whether it was already loaded */
931 if ( (loadflags
& LR_SHARED
)
932 && (hIcon
= NtUserFindExistingCursorIcon( hInstance
, hRsrc
, 0, 0 ) ) != 0 )
935 if (!(handle
= LoadResource( hInstance
, hRsrc
))) return 0;
936 bits
= LockResource( handle
);
937 hIcon
= CreateIconFromResourceEx( bits
, dwBytesInRes
,
938 !fCursor
, 0x00030000, width
, height
, loadflags
);
939 FreeResource( handle
);
941 /* If shared icon, add to icon cache */
943 if (hIcon
&& 0 != (loadflags
& LR_SHARED
))
946 NtUserSetCursorIconData((HICON
)hIcon
, NULL
, NULL
, hInstance
, hRsrc
,
951 if(NtUserGetIconInfo(ResIcon
, &iconInfo
, NULL
, NULL
, NULL
, FALSE
))
952 NtUserSetCursorIconData((HICON
)hIcon
, hinst
, NULL
, &iconInfo
);
960 /*************************************************************************
963 * Copies an Image from the Cache if LR_COPYFROMRESOURCE is specified
966 * Handle [I] handle to an Image
967 * nType [I] Type of Handle (IMAGE_CURSOR | IMAGE_ICON)
968 * iDesiredCX [I] The Desired width of the Image
969 * iDesiredCY [I] The desired height of the Image
970 * nFlags [I] The flags from CopyImage
973 * Success: The new handle of the Image
976 * LR_COPYDELETEORG and LR_MONOCHROME are currently not implemented.
977 * LR_MONOCHROME should be implemented by CreateIconFromResourceEx.
978 * LR_COPYFROMRESOURCE will only work if the Image is in the Cache.
983 static HICON
CURSORICON_ExtCopy(HICON hIcon
, UINT nType
,
984 INT iDesiredCX
, INT iDesiredCY
,
989 TRACE_(icon
)("hIcon %p, nType %u, iDesiredCX %i, iDesiredCY %i, nFlags %u\n",
990 hIcon
, nType
, iDesiredCX
, iDesiredCY
, nFlags
);
997 /* Best Fit or Monochrome */
998 if( (nFlags
& LR_COPYFROMRESOURCE
999 && (iDesiredCX
> 0 || iDesiredCY
> 0))
1000 || nFlags
& LR_MONOCHROME
)
1002 FIXME("Copying from resource isn't implemented yet\n");
1003 hNew
= CopyIcon(hIcon
);
1006 ICONCACHE
* pIconCache
= CURSORICON_FindCache(hIcon
);
1008 /* Not Found in Cache, then do a straight copy
1010 if(pIconCache
== NULL
)
1012 hNew
= CopyIcon( hIcon
);
1013 if(nFlags
& LR_COPYFROMRESOURCE
)
1015 TRACE_(icon
)("LR_COPYFROMRESOURCE: Failed to load from cache\n");
1020 int iTargetCY
= iDesiredCY
, iTargetCX
= iDesiredCX
;
1026 CURSORICONDIR
*pDir
;
1027 CURSORICONDIRENTRY
*pDirEntry
;
1028 BOOL bIsIcon
= (nType
== IMAGE_ICON
);
1030 /* Completing iDesiredCX CY for Monochrome Bitmaps if needed
1032 if(((nFlags
& LR_MONOCHROME
) && !(nFlags
& LR_COPYFROMRESOURCE
))
1033 || (iDesiredCX
== 0 && iDesiredCY
== 0))
1035 iDesiredCY
= GetSystemMetrics(bIsIcon
?
1036 SM_CYICON
: SM_CYCURSOR
);
1037 iDesiredCX
= GetSystemMetrics(bIsIcon
?
1038 SM_CXICON
: SM_CXCURSOR
);
1041 /* Retrieve the CURSORICONDIRENTRY
1043 if (!(hMem
= LoadResource( pIconCache
->hModule
,
1044 pIconCache
->hGroupRsrc
)))
1048 if (!(pDir
= LockResource( hMem
)))
1057 pDirEntry
= CURSORICON_FindBestIconRes(
1058 pDir
, iDesiredCX
, iDesiredCY
, 256 );
1062 pDirEntry
= CURSORICON_FindBestCursorRes(
1063 pDir
, iDesiredCX
, iDesiredCY
, 1);
1066 wResId
= pDirEntry
->wResId
;
1067 dwBytesInRes
= pDirEntry
->dwBytesInRes
;
1070 TRACE_(icon
)("ResID %u, BytesInRes %u, Width %d, Height %d DX %d, DY %d\n",
1071 wResId
, dwBytesInRes
, pDirEntry
->ResInfo
.icon
.bWidth
,
1072 pDirEntry
->ResInfo
.icon
.bHeight
, iDesiredCX
, iDesiredCY
);
1076 if (!(hRsrc
= FindResourceW(pIconCache
->hModule
,
1077 MAKEINTRESOURCEW(wResId
), (LPWSTR
)(bIsIcon
? RT_ICON
: RT_CURSOR
))))
1081 if (!(hMem
= LoadResource( pIconCache
->hModule
, hRsrc
)))
1086 pBits
= LockResource( hMem
);
1088 if(nFlags
& LR_DEFAULTSIZE
)
1090 iTargetCY
= GetSystemMetrics(SM_CYICON
);
1091 iTargetCX
= GetSystemMetrics(SM_CXICON
);
1094 /* Create a New Icon with the proper dimension
1096 hNew
= CreateIconFromResourceEx( pBits
, dwBytesInRes
,
1097 bIsIcon
, 0x00030000, iTargetCX
, iTargetCY
, nFlags
);
1102 else hNew
= CopyIcon( hIcon
);
1107 /***********************************************************************
1108 * CreateCursor (USER32.@)
1110 HCURSOR WINAPI
CreateCursor( HINSTANCE hInstance
,
1111 INT xHotSpot
, INT yHotSpot
,
1112 INT nWidth
, INT nHeight
,
1113 LPCVOID lpANDbits
, LPCVOID lpXORbits
)
1118 TRACE_(cursor
)("%dx%d spot=%d,%d xor=%p and=%p\n",
1119 nWidth
, nHeight
, xHotSpot
, yHotSpot
, lpXORbits
, lpANDbits
);
1122 info
.xHotspot
= xHotSpot
;
1123 info
.yHotspot
= yHotSpot
;
1124 info
.hbmMask
= CreateBitmap( nWidth
, nHeight
, 1, 1, lpANDbits
);
1125 info
.hbmColor
= CreateBitmap( nWidth
, nHeight
, 1, 1, lpXORbits
);
1126 hCursor
= CreateIconIndirect( &info
);
1127 DeleteObject( info
.hbmMask
);
1128 DeleteObject( info
.hbmColor
);
1133 /***********************************************************************
1134 * CreateIcon (USER32.@)
1136 * Creates an icon based on the specified bitmaps. The bitmaps must be
1137 * provided in a device dependent format and will be resized to
1138 * (SM_CXICON,SM_CYICON) and depth converted to match the screen's color
1139 * depth. The provided bitmaps must be top-down bitmaps.
1140 * Although Windows does not support 15bpp(*) this API must support it
1141 * for Winelib applications.
1143 * (*) Windows does not support 15bpp but it supports the 555 RGB 16bpp
1147 * Success: handle to an icon
1150 * FIXME: Do we need to resize the bitmaps?
1152 HICON WINAPI
CreateIcon(
1153 HINSTANCE hInstance
, /* [in] the application's hInstance */
1154 int nWidth
, /* [in] the width of the provided bitmaps */
1155 int nHeight
, /* [in] the height of the provided bitmaps */
1156 BYTE bPlanes
, /* [in] the number of planes in the provided bitmaps */
1157 BYTE bBitsPixel
, /* [in] the number of bits per pixel of the lpXORbits bitmap */
1158 const BYTE
* lpANDbits
, /* [in] a monochrome bitmap representing the icon's mask */
1159 const BYTE
* lpXORbits
) /* [in] the icon's 'color' bitmap */
1164 TRACE_(icon
)("%dx%d, planes %d, bpp %d, xor %p, and %p\n",
1165 nWidth
, nHeight
, bPlanes
, bBitsPixel
, lpXORbits
, lpANDbits
);
1168 iinfo
.xHotspot
= nWidth
/ 2;
1169 iinfo
.yHotspot
= nHeight
/ 2;
1170 iinfo
.hbmMask
= CreateBitmap( nWidth
, nHeight
, 1, 1, lpANDbits
);
1171 iinfo
.hbmColor
= CreateBitmap( nWidth
, nHeight
, bPlanes
, bBitsPixel
, lpXORbits
);
1173 hIcon
= CreateIconIndirect( &iinfo
);
1175 DeleteObject( iinfo
.hbmMask
);
1176 DeleteObject( iinfo
.hbmColor
);
1182 /***********************************************************************
1183 * CopyIcon (USER32.@)
1185 HICON WINAPI
CopyIcon( HICON hIcon
)
1187 HICON hRetIcon
= NULL
;
1190 if(GetIconInfo(hIcon
, &IconInfo
))
1192 hRetIcon
= CreateIconIndirect(&IconInfo
);
1193 DeleteObject(IconInfo
.hbmColor
);
1194 DeleteObject(IconInfo
.hbmMask
);
1201 /***********************************************************************
1202 * DestroyIcon (USER32.@)
1204 BOOL WINAPI
DestroyIcon( HICON hIcon
)
1206 TRACE_(icon
)("%p\n", hIcon
);
1208 return NtUserDestroyCursor(hIcon
, 0);
1212 /***********************************************************************
1213 * DestroyCursor (USER32.@)
1215 BOOL WINAPI
DestroyCursor( HCURSOR hCursor
)
1217 if (GetCursor() == hCursor
)
1219 WARN_(cursor
)("Destroying active cursor!\n" );
1222 return DestroyIcon( hCursor
);
1225 /***********************************************************************
1226 * DrawIcon (USER32.@)
1228 BOOL WINAPI
DrawIcon( HDC hdc
, INT x
, INT y
, HICON hIcon
)
1230 return DrawIconEx( hdc
, x
, y
, hIcon
, 0, 0, 0, 0, DI_NORMAL
| DI_COMPAT
| DI_DEFAULTSIZE
);
1233 /***********************************************************************
1234 * SetCursor (USER32.@)
1236 * Set the cursor shape.
1239 * A handle to the previous cursor shape.
1241 HCURSOR WINAPI
/*DECLSPEC_HOTPATCH*/ SetCursor( HCURSOR hCursor
/* [in] Handle of cursor to show */ )
1243 return NtUserSetCursor(hCursor
);
1246 /***********************************************************************
1247 * ShowCursor (USER32.@)
1249 INT WINAPI
/*DECLSPEC_HOTPATCH*/ ShowCursor( BOOL bShow
)
1251 return NtUserShowCursor(bShow
);
1254 /***********************************************************************
1255 * GetCursor (USER32.@)
1257 HCURSOR WINAPI
GetCursor(void)
1260 ci
.cbSize
= sizeof(CURSORINFO
);
1261 if(NtUserGetCursorInfo(&ci
))
1268 /***********************************************************************
1269 * ClipCursor (USER32.@)
1271 BOOL WINAPI
/*DECLSPEC_HOTPATCH*/ ClipCursor( const RECT
*rect
)
1273 return NtUserClipCursor((RECT
*)rect
);
1277 /***********************************************************************
1278 * GetClipCursor (USER32.@)
1280 BOOL WINAPI
/*DECLSPEC_HOTPATCH*/ GetClipCursor( RECT
*rect
)
1282 return NtUserGetClipCursor(rect
);
1286 /***********************************************************************
1287 * SetSystemCursor (USER32.@)
1289 BOOL WINAPI
SetSystemCursor(HCURSOR hcur
, DWORD id
)
1291 FIXME("(%p,%08x),stub!\n", hcur
, id
);
1296 /**********************************************************************
1297 * LookupIconIdFromDirectoryEx (USER32.@)
1299 INT WINAPI
LookupIconIdFromDirectoryEx( LPBYTE xdir
, BOOL bIcon
,
1300 INT width
, INT height
, UINT cFlag
)
1302 CURSORICONDIR
*dir
= (CURSORICONDIR
*)xdir
;
1304 if( dir
&& !dir
->idReserved
&& (dir
->idType
& 3) )
1306 CURSORICONDIRENTRY
* entry
;
1308 const HDC hdc
= GetDC(0);
1309 const int depth
= (cFlag
& LR_MONOCHROME
) ?
1310 1 : GetDeviceCaps(hdc
, BITSPIXEL
);
1314 entry
= CURSORICON_FindBestIconRes( dir
, width
, height
, depth
);
1316 entry
= CURSORICON_FindBestCursorRes( dir
, width
, height
, depth
);
1318 if( entry
) retVal
= entry
->wResId
;
1320 else WARN_(cursor
)("invalid resource directory\n");
1324 /**********************************************************************
1325 * LookupIconIdFromDirectory (USER32.@)
1327 INT WINAPI
LookupIconIdFromDirectory( LPBYTE dir
, BOOL bIcon
)
1329 return LookupIconIdFromDirectoryEx( dir
, bIcon
,
1330 bIcon
? GetSystemMetrics(SM_CXICON
) : GetSystemMetrics(SM_CXCURSOR
),
1331 bIcon
? GetSystemMetrics(SM_CYICON
) : GetSystemMetrics(SM_CYCURSOR
), bIcon
? 0 : LR_MONOCHROME
);
1334 /***********************************************************************
1335 * LoadCursorW (USER32.@)
1337 HCURSOR WINAPI
LoadCursorW(HINSTANCE hInstance
, LPCWSTR name
)
1339 TRACE("%p, %s\n", hInstance
, debugstr_w(name
));
1341 return LoadImageW( hInstance
, name
, IMAGE_CURSOR
, 0, 0,
1342 LR_SHARED
| LR_DEFAULTSIZE
);
1345 /***********************************************************************
1346 * LoadCursorA (USER32.@)
1348 HCURSOR WINAPI
LoadCursorA(HINSTANCE hInstance
, LPCSTR name
)
1350 TRACE("%p, %s\n", hInstance
, debugstr_a(name
));
1352 return LoadImageA( hInstance
, name
, IMAGE_CURSOR
, 0, 0,
1353 LR_SHARED
| LR_DEFAULTSIZE
);
1356 /***********************************************************************
1357 * LoadCursorFromFileW (USER32.@)
1359 HCURSOR WINAPI
LoadCursorFromFileW (LPCWSTR name
)
1361 TRACE("%s\n", debugstr_w(name
));
1363 return LoadImageW( 0, name
, IMAGE_CURSOR
, 0, 0,
1364 LR_LOADFROMFILE
| LR_DEFAULTSIZE
);
1367 /***********************************************************************
1368 * LoadCursorFromFileA (USER32.@)
1370 HCURSOR WINAPI
LoadCursorFromFileA (LPCSTR name
)
1372 TRACE("%s\n", debugstr_a(name
));
1374 return LoadImageA( 0, name
, IMAGE_CURSOR
, 0, 0,
1375 LR_LOADFROMFILE
| LR_DEFAULTSIZE
);
1378 /***********************************************************************
1379 * LoadIconW (USER32.@)
1381 HICON WINAPI
LoadIconW(HINSTANCE hInstance
, LPCWSTR name
)
1383 TRACE("%p, %s\n", hInstance
, debugstr_w(name
));
1385 return LoadImageW( hInstance
, name
, IMAGE_ICON
, 0, 0,
1386 LR_SHARED
| LR_DEFAULTSIZE
);
1389 /***********************************************************************
1390 * LoadIconA (USER32.@)
1392 HICON WINAPI
LoadIconA(HINSTANCE hInstance
, LPCSTR name
)
1394 TRACE("%p, %s\n", hInstance
, debugstr_a(name
));
1396 return LoadImageA( hInstance
, name
, IMAGE_ICON
, 0, 0,
1397 LR_SHARED
| LR_DEFAULTSIZE
);
1400 /**********************************************************************
1401 * GetIconInfo (USER32.@)
1403 BOOL WINAPI
GetIconInfo(HICON hIcon
, PICONINFO iconinfo
)
1405 return NtUserGetIconInfo(hIcon
, iconinfo
, 0, 0, 0, 0);
1408 /* copy an icon bitmap, even when it can't be selected into a DC */
1409 /* helper for CreateIconIndirect */
1410 static void stretch_blt_icon( HDC hdc_dst
, int dst_x
, int dst_y
, int dst_width
, int dst_height
,
1411 HBITMAP src
, int width
, int height
)
1413 HDC hdc
= CreateCompatibleDC( 0 );
1415 if (!SelectObject( hdc
, src
)) /* do it the hard way */
1420 if (!(info
= HeapAlloc( GetProcessHeap(), 0, FIELD_OFFSET( BITMAPINFO
, bmiColors
[256] )))) return;
1421 info
->bmiHeader
.biSize
= sizeof(BITMAPINFOHEADER
);
1422 info
->bmiHeader
.biWidth
= width
;
1423 info
->bmiHeader
.biHeight
= height
;
1424 info
->bmiHeader
.biPlanes
= GetDeviceCaps( hdc_dst
, PLANES
);
1425 info
->bmiHeader
.biBitCount
= GetDeviceCaps( hdc_dst
, BITSPIXEL
);
1426 info
->bmiHeader
.biCompression
= BI_RGB
;
1427 info
->bmiHeader
.biSizeImage
= height
* get_dib_width_bytes( width
, info
->bmiHeader
.biBitCount
);
1428 info
->bmiHeader
.biXPelsPerMeter
= 0;
1429 info
->bmiHeader
.biYPelsPerMeter
= 0;
1430 info
->bmiHeader
.biClrUsed
= 0;
1431 info
->bmiHeader
.biClrImportant
= 0;
1432 bits
= HeapAlloc( GetProcessHeap(), 0, info
->bmiHeader
.biSizeImage
);
1433 if (bits
&& GetDIBits( hdc
, src
, 0, height
, bits
, info
, DIB_RGB_COLORS
))
1434 StretchDIBits( hdc_dst
, dst_x
, dst_y
, dst_width
, dst_height
,
1435 0, 0, width
, height
, bits
, info
, DIB_RGB_COLORS
, SRCCOPY
);
1437 HeapFree( GetProcessHeap(), 0, bits
);
1438 HeapFree( GetProcessHeap(), 0, info
);
1440 else StretchBlt( hdc_dst
, dst_x
, dst_y
, dst_width
, dst_height
, hdc
, 0, 0, width
, height
, SRCCOPY
);
1445 /**********************************************************************
1446 * CreateIconIndirect (USER32.@)
1448 HICON WINAPI
CreateIconIndirect(PICONINFO iconinfo
)
1450 BITMAP bmpXor
, bmpAnd
;
1451 HBITMAP color
= 0, mask
;
1456 TRACE("color %p, mask %p, hotspot %ux%u, fIcon %d\n",
1457 iconinfo
->hbmColor
, iconinfo
->hbmMask
,
1458 iconinfo
->xHotspot
, iconinfo
->yHotspot
, iconinfo
->fIcon
);
1460 if (!iconinfo
->hbmMask
) return 0;
1462 GetObjectW( iconinfo
->hbmMask
, sizeof(bmpAnd
), &bmpAnd
);
1463 TRACE("mask: width %d, height %d, width bytes %d, planes %u, bpp %u\n",
1464 bmpAnd
.bmWidth
, bmpAnd
.bmHeight
, bmpAnd
.bmWidthBytes
,
1465 bmpAnd
.bmPlanes
, bmpAnd
.bmBitsPixel
);
1467 if (iconinfo
->hbmColor
)
1469 GetObjectW( iconinfo
->hbmColor
, sizeof(bmpXor
), &bmpXor
);
1470 TRACE("color: width %d, height %d, width bytes %d, planes %u, bpp %u\n",
1471 bmpXor
.bmWidth
, bmpXor
.bmHeight
, bmpXor
.bmWidthBytes
,
1472 bmpXor
.bmPlanes
, bmpXor
.bmBitsPixel
);
1474 width
= bmpXor
.bmWidth
;
1475 height
= bmpXor
.bmHeight
;
1476 if (bmpXor
.bmPlanes
* bmpXor
.bmBitsPixel
!= 1)
1478 color
= CreateCompatibleBitmap( screen_dc
, width
, height
);
1479 mask
= CreateBitmap( width
, height
, 1, 1, NULL
);
1481 else mask
= CreateBitmap( width
, height
* 2, 1, 1, NULL
);
1485 width
= bmpAnd
.bmWidth
;
1486 height
= bmpAnd
.bmHeight
;
1487 mask
= CreateBitmap( width
, height
, 1, 1, NULL
);
1490 hdc
= CreateCompatibleDC( 0 );
1491 SelectObject( hdc
, mask
);
1492 stretch_blt_icon( hdc
, 0, 0, width
, height
, iconinfo
->hbmMask
, bmpAnd
.bmWidth
, bmpAnd
.bmHeight
);
1496 SelectObject( hdc
, color
);
1497 stretch_blt_icon( hdc
, 0, 0, width
, height
, iconinfo
->hbmColor
, width
, height
);
1499 else if (iconinfo
->hbmColor
)
1501 stretch_blt_icon( hdc
, 0, height
, width
, height
, iconinfo
->hbmColor
, width
, height
);
1507 iinfo
.hbmColor
= color
;
1508 iinfo
.hbmMask
= mask
;
1509 iinfo
.fIcon
= iconinfo
->fIcon
;
1512 iinfo
.xHotspot
= width
/ 2;
1513 iinfo
.yHotspot
= height
/ 2;
1517 iinfo
.xHotspot
= iconinfo
->xHotspot
;
1518 iinfo
.yHotspot
= iconinfo
->yHotspot
;
1521 return CreateCursorIconHandle(&iinfo
);
1524 /******************************************************************************
1525 * DrawIconEx (USER32.@) Draws an icon or cursor on device context
1528 * Why is this using SM_CXICON instead of SM_CXCURSOR?
1531 * hdc [I] Handle to device context
1532 * x0 [I] X coordinate of upper left corner
1533 * y0 [I] Y coordinate of upper left corner
1534 * hIcon [I] Handle to icon to draw
1535 * cxWidth [I] Width of icon
1536 * cyWidth [I] Height of icon
1537 * istep [I] Index of frame in animated cursor
1538 * hbr [I] Handle to background brush
1539 * flags [I] Icon-drawing flags
1545 BOOL WINAPI
DrawIconEx( HDC hdc
, INT xLeft
, INT yTop
, HICON hIcon
,
1546 INT cxWidth
, INT cyWidth
, UINT istepIfAniCur
,
1547 HBRUSH hbrFlickerFreeDraw
, UINT diFlags
)
1549 return NtUserDrawIconEx(hdc
, xLeft
, yTop
, hIcon
, cxWidth
, cyWidth
,
1550 istepIfAniCur
, hbrFlickerFreeDraw
, diFlags
,
1554 /***********************************************************************
1555 * DIB_FixColorsToLoadflags
1557 * Change color table entries when LR_LOADTRANSPARENT or LR_LOADMAP3DCOLORS
1560 static void DIB_FixColorsToLoadflags(BITMAPINFO
* bmi
, UINT loadflags
, BYTE pix
)
1563 COLORREF c_W
, c_S
, c_F
, c_L
, c_C
;
1572 if (((bitmap_type
= DIB_GetBitmapInfo((BITMAPINFOHEADER
*) bmi
, &width
, &height
, &bpp
, &compr
)) == -1))
1574 WARN_(resource
)("Invalid bitmap\n");
1578 if (bpp
> 8) return;
1580 if (bitmap_type
== 0) /* BITMAPCOREHEADER */
1588 colors
= bmi
->bmiHeader
.biClrUsed
;
1589 if (colors
> 256) colors
= 256;
1590 if (!colors
&& (bpp
<= 8)) colors
= 1 << bpp
;
1593 c_W
= GetSysColor(COLOR_WINDOW
);
1594 c_S
= GetSysColor(COLOR_3DSHADOW
);
1595 c_F
= GetSysColor(COLOR_3DFACE
);
1596 c_L
= GetSysColor(COLOR_3DLIGHT
);
1598 if (loadflags
& LR_LOADTRANSPARENT
) {
1600 case 1: pix
= pix
>> 7; break;
1601 case 4: pix
= pix
>> 4; break;
1604 WARN_(resource
)("(%d): Unsupported depth\n", bpp
);
1607 if (pix
>= colors
) {
1608 WARN_(resource
)("pixel has color index greater than biClrUsed!\n");
1611 if (loadflags
& LR_LOADMAP3DCOLORS
) c_W
= c_F
;
1612 ptr
= (RGBQUAD
*)((char*)bmi
->bmiColors
+pix
*incr
);
1613 ptr
->rgbBlue
= GetBValue(c_W
);
1614 ptr
->rgbGreen
= GetGValue(c_W
);
1615 ptr
->rgbRed
= GetRValue(c_W
);
1617 if (loadflags
& LR_LOADMAP3DCOLORS
)
1618 for (i
=0; i
<colors
; i
++) {
1619 ptr
= (RGBQUAD
*)((char*)bmi
->bmiColors
+i
*incr
);
1620 c_C
= RGB(ptr
->rgbRed
, ptr
->rgbGreen
, ptr
->rgbBlue
);
1621 if (c_C
== RGB(128, 128, 128)) {
1622 ptr
->rgbRed
= GetRValue(c_S
);
1623 ptr
->rgbGreen
= GetGValue(c_S
);
1624 ptr
->rgbBlue
= GetBValue(c_S
);
1625 } else if (c_C
== RGB(192, 192, 192)) {
1626 ptr
->rgbRed
= GetRValue(c_F
);
1627 ptr
->rgbGreen
= GetGValue(c_F
);
1628 ptr
->rgbBlue
= GetBValue(c_F
);
1629 } else if (c_C
== RGB(223, 223, 223)) {
1630 ptr
->rgbRed
= GetRValue(c_L
);
1631 ptr
->rgbGreen
= GetGValue(c_L
);
1632 ptr
->rgbBlue
= GetBValue(c_L
);
1638 /**********************************************************************
1641 static HBITMAP
BITMAP_Load( HINSTANCE instance
, LPCWSTR name
,
1642 INT desiredx
, INT desiredy
, UINT loadflags
)
1644 HBITMAP hbitmap
= 0, orig_bm
;
1648 BITMAPINFO
*info
, *fix_info
= NULL
, *scaled_info
= NULL
;
1652 LONG width
, height
, new_width
, new_height
;
1654 DWORD compr_dummy
, offbits
= 0;
1656 HDC screen_mem_dc
= NULL
;
1658 if (!(loadflags
& LR_LOADFROMFILE
))
1662 /* OEM bitmap: try to load the resource from user32.dll */
1663 instance
= User32Instance
;
1666 if (!(hRsrc
= FindResourceW( instance
, name
, (LPWSTR
)RT_BITMAP
))) return 0;
1667 if (!(handle
= LoadResource( instance
, hRsrc
))) return 0;
1669 if ((info
= LockResource( handle
)) == NULL
) return 0;
1673 BITMAPFILEHEADER
* bmfh
;
1675 if (!(ptr
= map_fileW( name
, NULL
))) return 0;
1676 info
= (BITMAPINFO
*)(ptr
+ sizeof(BITMAPFILEHEADER
));
1677 bmfh
= (BITMAPFILEHEADER
*)ptr
;
1678 if (bmfh
->bfType
!= 0x4d42 /* 'BM' */)
1680 WARN("Invalid/unsupported bitmap format!\n");
1683 if (bmfh
->bfOffBits
) offbits
= bmfh
->bfOffBits
- sizeof(BITMAPFILEHEADER
);
1686 size
= bitmap_info_size(info
, DIB_RGB_COLORS
);
1687 fix_info
= HeapAlloc(GetProcessHeap(), 0, size
);
1688 scaled_info
= HeapAlloc(GetProcessHeap(), 0, size
);
1690 if (!fix_info
|| !scaled_info
) goto end
;
1691 memcpy(fix_info
, info
, size
);
1693 pix
= *((LPBYTE
)info
+ size
);
1694 DIB_FixColorsToLoadflags(fix_info
, loadflags
, pix
);
1696 memcpy(scaled_info
, fix_info
, size
);
1697 bm_type
= DIB_GetBitmapInfo( &fix_info
->bmiHeader
, &width
, &height
,
1698 &bpp_dummy
, &compr_dummy
);
1700 new_width
= desiredx
;
1705 new_height
= height
> 0 ? desiredy
: -desiredy
;
1707 new_height
= height
;
1711 BITMAPCOREHEADER
*core
= (BITMAPCOREHEADER
*)&scaled_info
->bmiHeader
;
1712 core
->bcWidth
= new_width
;
1713 core
->bcHeight
= new_height
;
1717 /* Some sanity checks for BITMAPINFO (not applicable to BITMAPCOREINFO) */
1718 if (info
->bmiHeader
.biHeight
> 65535 || info
->bmiHeader
.biWidth
> 65535) {
1719 WARN("Broken BitmapInfoHeader!\n");
1723 scaled_info
->bmiHeader
.biWidth
= new_width
;
1724 scaled_info
->bmiHeader
.biHeight
= new_height
;
1727 if (new_height
< 0) new_height
= -new_height
;
1729 if (!screen_dc
) screen_dc
= CreateDCW( DISPLAYW
, NULL
, NULL
, NULL
);
1730 if (!(screen_mem_dc
= CreateCompatibleDC( screen_dc
))) goto end
;
1732 bits
= (char *)info
+ (offbits
? offbits
: size
);
1734 if (loadflags
& LR_CREATEDIBSECTION
)
1736 scaled_info
->bmiHeader
.biCompression
= 0; /* DIBSection can't be compressed */
1737 hbitmap
= CreateDIBSection(screen_dc
, scaled_info
, DIB_RGB_COLORS
, NULL
, 0, 0);
1741 if (is_dib_monochrome(fix_info
))
1742 hbitmap
= CreateBitmap(new_width
, new_height
, 1, 1, NULL
);
1744 hbitmap
= CreateCompatibleBitmap(screen_dc
, new_width
, new_height
);
1747 orig_bm
= SelectObject(screen_mem_dc
, hbitmap
);
1748 StretchDIBits(screen_mem_dc
, 0, 0, new_width
, new_height
, 0, 0, width
, height
, bits
, fix_info
, DIB_RGB_COLORS
, SRCCOPY
);
1749 SelectObject(screen_mem_dc
, orig_bm
);
1752 if (screen_mem_dc
) DeleteDC(screen_mem_dc
);
1753 HeapFree(GetProcessHeap(), 0, scaled_info
);
1754 HeapFree(GetProcessHeap(), 0, fix_info
);
1756 if (loadflags
& LR_LOADFROMFILE
) UnmapViewOfFile( ptr
);
1761 /**********************************************************************
1762 * LoadImageA (USER32.@)
1766 HANDLE WINAPI
LoadImageA( HINSTANCE hinst
, LPCSTR name
, UINT type
,
1767 INT desiredx
, INT desiredy
, UINT loadflags
)
1772 if (IS_INTRESOURCE(name
))
1773 return LoadImageW(hinst
, (LPCWSTR
)name
, type
, desiredx
, desiredy
, loadflags
);
1776 DWORD len
= MultiByteToWideChar( CP_ACP
, 0, name
, -1, NULL
, 0 );
1777 u_name
= HeapAlloc( GetProcessHeap(), 0, len
* sizeof(WCHAR
) );
1778 MultiByteToWideChar( CP_ACP
, 0, name
, -1, u_name
, len
);
1780 __EXCEPT_PAGE_FAULT
{
1781 SetLastError( ERROR_INVALID_PARAMETER
);
1785 res
= LoadImageW(hinst
, u_name
, type
, desiredx
, desiredy
, loadflags
);
1786 HeapFree(GetProcessHeap(), 0, u_name
);
1791 /******************************************************************************
1792 * LoadImageW (USER32.@) Loads an icon, cursor, or bitmap
1795 * hinst [I] Handle of instance that contains image
1796 * name [I] Name of image
1797 * type [I] Type of image
1798 * desiredx [I] Desired width
1799 * desiredy [I] Desired height
1800 * loadflags [I] Load flags
1803 * Success: Handle to newly loaded image
1806 * FIXME: Implementation lacks some features, see LR_ defines in winuser.h
1808 HANDLE WINAPI
LoadImageW( HINSTANCE hinst
, LPCWSTR name
, UINT type
,
1809 INT desiredx
, INT desiredy
, UINT loadflags
)
1811 TRACE_(resource
)("(%p,%s,%d,%d,%d,0x%08x)\n",
1812 hinst
,debugstr_w(name
),type
,desiredx
,desiredy
,loadflags
);
1814 if (loadflags
& LR_DEFAULTSIZE
) {
1815 if (type
== IMAGE_ICON
) {
1816 if (!desiredx
) desiredx
= GetSystemMetrics(SM_CXICON
);
1817 if (!desiredy
) desiredy
= GetSystemMetrics(SM_CYICON
);
1818 } else if (type
== IMAGE_CURSOR
) {
1819 if (!desiredx
) desiredx
= GetSystemMetrics(SM_CXCURSOR
);
1820 if (!desiredy
) desiredy
= GetSystemMetrics(SM_CYCURSOR
);
1823 if (loadflags
& LR_LOADFROMFILE
) loadflags
&= ~LR_SHARED
;
1826 return BITMAP_Load( hinst
, name
, desiredx
, desiredy
, loadflags
);
1829 if (!screen_dc
) screen_dc
= CreateDCW( DISPLAYW
, NULL
, NULL
, NULL
);
1832 return CURSORICON_Load(hinst
, name
, desiredx
, desiredy
,
1833 GetDeviceCaps(screen_dc
, BITSPIXEL
),
1839 return CURSORICON_Load(hinst
, name
, desiredx
, desiredy
,
1840 1, TRUE
, loadflags
);
1845 /******************************************************************************
1846 * CopyImage (USER32.@) Creates new image and copies attributes to it
1849 * hnd [I] Handle to image to copy
1850 * type [I] Type of image to copy
1851 * desiredx [I] Desired width of new image
1852 * desiredy [I] Desired height of new image
1853 * flags [I] Copy flags
1856 * Success: Handle to newly created image
1860 * Only Windows NT 4.0 supports the LR_COPYRETURNORG flag for bitmaps,
1861 * all other versions (95/2000/XP have been tested) ignore it.
1864 * If LR_CREATEDIBSECTION is absent, the copy will be monochrome for
1865 * a monochrome source bitmap or if LR_MONOCHROME is present, otherwise
1866 * the copy will have the same depth as the screen.
1867 * The content of the image will only be copied if the bit depth of the
1868 * original image is compatible with the bit depth of the screen, or
1869 * if the source is a DIB section.
1870 * The LR_MONOCHROME flag is ignored if LR_CREATEDIBSECTION is present.
1872 HANDLE WINAPI
CopyImage( HANDLE hnd
, UINT type
, INT desiredx
,
1873 INT desiredy
, UINT flags
)
1875 TRACE("hnd=%p, type=%u, desiredx=%d, desiredy=%d, flags=%x\n",
1876 hnd
, type
, desiredx
, desiredy
, flags
);
1887 objSize
= GetObjectW( hnd
, sizeof(ds
), &ds
);
1888 if (!objSize
) return 0;
1889 if ((desiredx
< 0) || (desiredy
< 0)) return 0;
1891 if (flags
& LR_COPYFROMRESOURCE
)
1893 FIXME("The flag LR_COPYFROMRESOURCE is not implemented for bitmaps\n");
1896 if (desiredx
== 0) desiredx
= ds
.dsBm
.bmWidth
;
1897 if (desiredy
== 0) desiredy
= ds
.dsBm
.bmHeight
;
1899 /* Allocate memory for a BITMAPINFOHEADER structure and a
1900 color table. The maximum number of colors in a color table
1901 is 256 which corresponds to a bitmap with depth 8.
1902 Bitmaps with higher depths don't have color tables. */
1903 bi
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(BITMAPINFOHEADER
) + 256 * sizeof(RGBQUAD
));
1906 bi
->bmiHeader
.biSize
= sizeof(bi
->bmiHeader
);
1907 bi
->bmiHeader
.biPlanes
= ds
.dsBm
.bmPlanes
;
1908 bi
->bmiHeader
.biBitCount
= ds
.dsBm
.bmBitsPixel
;
1909 bi
->bmiHeader
.biCompression
= BI_RGB
;
1911 if (flags
& LR_CREATEDIBSECTION
)
1913 /* Create a DIB section. LR_MONOCHROME is ignored */
1915 HDC dc
= CreateCompatibleDC(NULL
);
1917 if (objSize
== sizeof(DIBSECTION
))
1919 /* The source bitmap is a DIB.
1920 Get its attributes to create an exact copy */
1921 memcpy(bi
, &ds
.dsBmih
, sizeof(BITMAPINFOHEADER
));
1924 /* Get the color table or the color masks */
1925 GetDIBits(dc
, hnd
, 0, ds
.dsBm
.bmHeight
, NULL
, bi
, DIB_RGB_COLORS
);
1927 bi
->bmiHeader
.biWidth
= desiredx
;
1928 bi
->bmiHeader
.biHeight
= desiredy
;
1929 bi
->bmiHeader
.biSizeImage
= 0;
1931 res
= CreateDIBSection(dc
, bi
, DIB_RGB_COLORS
, &bits
, NULL
, 0);
1936 /* Create a device-dependent bitmap */
1938 BOOL monochrome
= (flags
& LR_MONOCHROME
);
1940 if (objSize
== sizeof(DIBSECTION
))
1942 /* The source bitmap is a DIB section.
1943 Get its attributes */
1944 HDC dc
= CreateCompatibleDC(NULL
);
1945 bi
->bmiHeader
.biSize
= sizeof(bi
->bmiHeader
);
1946 bi
->bmiHeader
.biBitCount
= ds
.dsBm
.bmBitsPixel
;
1947 GetDIBits(dc
, hnd
, 0, ds
.dsBm
.bmHeight
, NULL
, bi
, DIB_RGB_COLORS
);
1950 if (!monochrome
&& ds
.dsBm
.bmBitsPixel
== 1)
1952 /* Look if the colors of the DIB are black and white */
1955 (bi
->bmiColors
[0].rgbRed
== 0xff
1956 && bi
->bmiColors
[0].rgbGreen
== 0xff
1957 && bi
->bmiColors
[0].rgbBlue
== 0xff
1958 && bi
->bmiColors
[0].rgbReserved
== 0
1959 && bi
->bmiColors
[1].rgbRed
== 0
1960 && bi
->bmiColors
[1].rgbGreen
== 0
1961 && bi
->bmiColors
[1].rgbBlue
== 0
1962 && bi
->bmiColors
[1].rgbReserved
== 0)
1964 (bi
->bmiColors
[0].rgbRed
== 0
1965 && bi
->bmiColors
[0].rgbGreen
== 0
1966 && bi
->bmiColors
[0].rgbBlue
== 0
1967 && bi
->bmiColors
[0].rgbReserved
== 0
1968 && bi
->bmiColors
[1].rgbRed
== 0xff
1969 && bi
->bmiColors
[1].rgbGreen
== 0xff
1970 && bi
->bmiColors
[1].rgbBlue
== 0xff
1971 && bi
->bmiColors
[1].rgbReserved
== 0);
1974 else if (!monochrome
)
1976 monochrome
= ds
.dsBm
.bmBitsPixel
== 1;
1981 res
= CreateBitmap(desiredx
, desiredy
, 1, 1, NULL
);
1985 HDC screenDC
= GetDC(NULL
);
1986 res
= CreateCompatibleBitmap(screenDC
, desiredx
, desiredy
);
1987 ReleaseDC(NULL
, screenDC
);
1993 /* Only copy the bitmap if it's a DIB section or if it's
1994 compatible to the screen */
1997 if (objSize
== sizeof(DIBSECTION
))
1999 copyContents
= TRUE
;
2003 HDC screenDC
= GetDC(NULL
);
2004 int screen_depth
= GetDeviceCaps(screenDC
, BITSPIXEL
);
2005 ReleaseDC(NULL
, screenDC
);
2007 copyContents
= (ds
.dsBm
.bmBitsPixel
== 1 || ds
.dsBm
.bmBitsPixel
== screen_depth
);
2012 /* The source bitmap may already be selected in a device context,
2013 use GetDIBits/StretchDIBits and not StretchBlt */
2018 dc
= CreateCompatibleDC(NULL
);
2020 bi
->bmiHeader
.biWidth
= ds
.dsBm
.bmWidth
;
2021 bi
->bmiHeader
.biHeight
= ds
.dsBm
.bmHeight
;
2022 bi
->bmiHeader
.biSizeImage
= 0;
2023 bi
->bmiHeader
.biClrUsed
= 0;
2024 bi
->bmiHeader
.biClrImportant
= 0;
2026 /* Fill in biSizeImage */
2027 GetDIBits(dc
, hnd
, 0, ds
.dsBm
.bmHeight
, NULL
, bi
, DIB_RGB_COLORS
);
2028 bits
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, bi
->bmiHeader
.biSizeImage
);
2034 /* Get the image bits of the source bitmap */
2035 GetDIBits(dc
, hnd
, 0, ds
.dsBm
.bmHeight
, bits
, bi
, DIB_RGB_COLORS
);
2037 /* Copy it to the destination bitmap */
2038 oldBmp
= SelectObject(dc
, res
);
2039 StretchDIBits(dc
, 0, 0, desiredx
, desiredy
,
2040 0, 0, ds
.dsBm
.bmWidth
, ds
.dsBm
.bmHeight
,
2041 bits
, bi
, DIB_RGB_COLORS
, SRCCOPY
);
2042 SelectObject(dc
, oldBmp
);
2044 HeapFree(GetProcessHeap(), 0, bits
);
2050 if (flags
& LR_COPYDELETEORG
)
2055 HeapFree(GetProcessHeap(), 0, bi
);
2059 return CURSORICON_ExtCopy(hnd
,type
, desiredx
, desiredy
, flags
);
2061 /* Should call CURSORICON_ExtCopy but more testing
2062 * needs to be done before we change this
2064 if (flags
) FIXME("Flags are ignored\n");
2065 return CopyCursor(hnd
);
2071 /******************************************************************************
2072 * LoadBitmapW (USER32.@) Loads bitmap from the executable file
2075 * Success: Handle to specified bitmap
2078 HBITMAP WINAPI
LoadBitmapW(
2079 HINSTANCE instance
, /* [in] Handle to application instance */
2080 LPCWSTR name
) /* [in] Address of bitmap resource name */
2082 return LoadImageW( instance
, name
, IMAGE_BITMAP
, 0, 0, 0 );
2085 /**********************************************************************
2086 * LoadBitmapA (USER32.@)
2090 HBITMAP WINAPI
LoadBitmapA( HINSTANCE instance
, LPCSTR name
)
2092 return LoadImageA( instance
, name
, IMAGE_BITMAP
, 0, 0, 0 );
2096 CursorIconToCursor(HICON hIcon
,
2097 BOOL SemiTransparent
)
2111 return NtUserSetCursorPos(X
,Y
);
2119 GetCursorPos(LPPOINT lpPoint
)
2122 /* Windows doesn't check if lpPoint == NULL, we do */
2125 SetLastError(ERROR_INVALID_PARAMETER
);
2129 res
= NtUserGetCursorPos(lpPoint
);
2134 /* INTERNAL ******************************************************************/
2136 /* This callback routine is called directly after switching to gui mode */
2139 User32SetupDefaultCursors(PVOID Arguments
,
2140 ULONG ArgumentLength
)
2142 BOOL
*DefaultCursor
= (BOOL
*)Arguments
;
2143 LRESULT Result
= TRUE
;
2147 /* set default cursor */
2148 SetCursor(LoadCursorW(0, (LPCWSTR
)IDC_ARROW
));
2152 /* FIXME load system cursor scheme */
2154 SetCursor(LoadCursorW(0, (LPCWSTR
)IDC_ARROW
));
2157 return(ZwCallbackReturn(&Result
, sizeof(LRESULT
), STATUS_SUCCESS
));