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git://source.winehq.org/git/wine.git
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745 lines
23 KiB
C
745 lines
23 KiB
C
/*
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* Cursor and icon support
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*
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* Copyright 1995 Alexandre Julliard
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* Copyright 1996 Martin Von Loewis
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* Copyright 1997 Alex Korobka
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* Copyright 1998 Turchanov Sergey
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* Copyright 2007 Henri Verbeet
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* Copyright 2009 Vincent Povirk for CodeWeavers
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* Copyright 2016 Dmitry Timoshkov
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#if 0
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#pragma makedep unix
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#endif
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#include <assert.h>
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#include "ntgdi_private.h"
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#include "ntuser_private.h"
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#include "wine/server.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(cursor);
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WINE_DECLARE_DEBUG_CHANNEL(icon);
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struct cursoricon_object
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{
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struct user_object obj; /* object header */
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struct list entry; /* entry in shared icons list */
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ULONG_PTR param; /* opaque param used by 16-bit code */
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UNICODE_STRING module; /* module for icons loaded from resources */
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WCHAR *resname; /* resource name for icons loaded from resources */
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HRSRC rsrc; /* resource for shared icons */
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BOOL is_shared; /* whether this object is shared */
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BOOL is_icon; /* whether icon or cursor */
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BOOL is_ani; /* whether this object is a static cursor or an animated cursor */
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UINT delay; /* delay between this frame and the next (in jiffies) */
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union
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{
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struct cursoricon_frame frame; /* frame-specific icon data */
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struct
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{
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UINT num_frames; /* number of frames in the icon/cursor */
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UINT num_steps; /* number of sequence steps in the icon/cursor */
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HICON *frames; /* list of animated cursor frames */
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} ani;
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};
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};
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static struct list icon_cache = LIST_INIT( icon_cache );
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static struct cursoricon_object *get_icon_ptr( HICON handle )
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{
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struct cursoricon_object *obj = get_user_handle_ptr( handle, NTUSER_OBJ_ICON );
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if (obj == OBJ_OTHER_PROCESS)
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{
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WARN( "icon handle %p from other process\n", handle );
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obj = NULL;
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}
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return obj;
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}
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BOOL process_wine_setcursor( HWND hwnd, HWND window, HCURSOR handle )
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{
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TRACE( "hwnd %p, window %p, hcursor %p\n", hwnd, window, handle );
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user_driver->pSetCursor( window, handle );
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return TRUE;
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}
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/***********************************************************************
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* NtUserShowCursor (win32u.@)
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*/
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INT WINAPI NtUserShowCursor( BOOL show )
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{
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int increment = show ? 1 : -1;
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int count;
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SERVER_START_REQ( set_cursor )
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{
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req->flags = SET_CURSOR_COUNT;
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req->show_count = increment;
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wine_server_call( req );
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count = reply->prev_count + increment;
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}
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SERVER_END_REQ;
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TRACE("%d, count=%d\n", show, count );
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return count;
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}
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/***********************************************************************
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* NtUserSetCursor (win32u.@)
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*/
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HCURSOR WINAPI NtUserSetCursor( HCURSOR cursor )
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{
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struct cursoricon_object *obj;
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HCURSOR old_cursor;
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BOOL ret;
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TRACE( "%p\n", cursor );
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SERVER_START_REQ( set_cursor )
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{
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req->flags = SET_CURSOR_HANDLE;
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req->handle = wine_server_user_handle( cursor );
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if ((ret = !wine_server_call_err( req )))
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old_cursor = wine_server_ptr_handle( reply->prev_handle );
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}
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SERVER_END_REQ;
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if (!ret) return 0;
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if (!(obj = get_icon_ptr( old_cursor ))) return 0;
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release_user_handle_ptr( obj );
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return old_cursor;
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}
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/***********************************************************************
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* NtUserGetCursor (win32u.@)
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*/
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HCURSOR WINAPI NtUserGetCursor(void)
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{
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HCURSOR ret;
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SERVER_START_REQ( set_cursor )
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{
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req->flags = 0;
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wine_server_call( req );
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ret = wine_server_ptr_handle( reply->prev_handle );
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}
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SERVER_END_REQ;
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return ret;
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}
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HICON alloc_cursoricon_handle( BOOL is_icon )
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{
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struct cursoricon_object *obj;
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HICON handle;
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if (!(obj = calloc( 1, sizeof(*obj) ))) return NULL;
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obj->is_icon = is_icon;
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if (!(handle = alloc_user_handle( &obj->obj, NTUSER_OBJ_ICON ))) free( obj );
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return handle;
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}
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static struct cursoricon_object *get_icon_frame_ptr( HICON handle, UINT step )
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{
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struct cursoricon_object *obj, *ret;
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if (!(obj = get_icon_ptr( handle ))) return NULL;
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if (!obj->is_ani) return obj;
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if (step >= obj->ani.num_steps)
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{
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release_user_handle_ptr( obj );
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return NULL;
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}
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ret = get_icon_ptr( obj->ani.frames[step] );
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release_user_handle_ptr( obj );
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return ret;
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}
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static BOOL free_icon_handle( HICON handle )
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{
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struct cursoricon_object *obj = free_user_handle( handle, NTUSER_OBJ_ICON );
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if (obj == OBJ_OTHER_PROCESS) WARN( "icon handle %p from other process\n", handle );
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else if (obj)
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{
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ULONG param = obj->param;
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void *ret_ptr;
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ULONG ret_len;
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UINT i;
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assert( !obj->rsrc ); /* shared icons can't be freed */
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if (!obj->is_ani)
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{
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if (obj->frame.alpha) NtGdiDeleteObjectApp( obj->frame.alpha );
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if (obj->frame.color) NtGdiDeleteObjectApp( obj->frame.color );
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if (obj->frame.mask) NtGdiDeleteObjectApp( obj->frame.mask );
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}
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else
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{
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for (i = 0; i < obj->ani.num_steps; i++)
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{
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HICON hFrame = obj->ani.frames[i];
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if (hFrame)
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{
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UINT j;
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free_icon_handle( obj->ani.frames[i] );
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for (j = 0; j < obj->ani.num_steps; j++)
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{
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if (obj->ani.frames[j] == hFrame) obj->ani.frames[j] = 0;
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}
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}
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}
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free( obj->ani.frames );
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}
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if (!IS_INTRESOURCE( obj->resname )) free( obj->resname );
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free( obj );
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if (param) KeUserModeCallback( NtUserCallFreeIcon, ¶m, sizeof(param), &ret_ptr, &ret_len );
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user_driver->pDestroyCursorIcon( handle );
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return TRUE;
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}
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return FALSE;
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}
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/***********************************************************************
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* NtUserDestroyCursor (win32u.@)
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*/
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BOOL WINAPI NtUserDestroyCursor( HCURSOR cursor, ULONG arg )
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{
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struct cursoricon_object *obj;
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BOOL shared, ret;
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TRACE( "%p\n", cursor );
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if (!(obj = get_icon_ptr( cursor ))) return FALSE;
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shared = obj->is_shared;
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release_user_handle_ptr( obj );
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ret = NtUserGetCursor() != cursor;
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if (!shared) free_icon_handle( cursor );
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return ret;
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}
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/***********************************************************************
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* NtUserSetCursorIconData (win32u.@)
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*/
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BOOL WINAPI NtUserSetCursorIconData( HCURSOR cursor, UNICODE_STRING *module, UNICODE_STRING *res_name,
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struct cursoricon_desc *desc )
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{
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struct cursoricon_object *obj;
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UINT i, j;
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if (!(obj = get_icon_ptr( cursor ))) return FALSE;
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if (obj->is_ani || obj->frame.width)
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{
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/* already initialized */
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release_user_handle_ptr( obj );
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RtlSetLastWin32Error( ERROR_INVALID_CURSOR_HANDLE );
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return FALSE;
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}
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obj->delay = desc->delay;
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if (desc->num_steps)
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{
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if (!(obj->ani.frames = calloc( desc->num_steps, sizeof(*obj->ani.frames) )))
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{
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release_user_handle_ptr( obj );
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return FALSE;
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}
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obj->is_ani = TRUE;
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obj->ani.num_steps = desc->num_steps;
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obj->ani.num_frames = desc->num_frames;
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}
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else obj->frame = desc->frames[0];
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if (!res_name)
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obj->resname = NULL;
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else if (res_name->Length)
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{
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obj->resname = malloc( res_name->Length + sizeof(WCHAR) );
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if (obj->resname)
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{
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memcpy( obj->resname, res_name->Buffer, res_name->Length );
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obj->resname[res_name->Length / sizeof(WCHAR)] = 0;
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}
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}
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else
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obj->resname = MAKEINTRESOURCEW( LOWORD(res_name->Buffer) );
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if (module && module->Length && (obj->module.Buffer = malloc( module->Length )))
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{
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memcpy( obj->module.Buffer, module->Buffer, module->Length );
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obj->module.Length = module->Length;
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}
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if (obj->is_ani)
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{
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/* Setup the animated frames in the correct sequence */
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for (i = 0; i < desc->num_steps; i++)
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{
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struct cursoricon_desc frame_desc;
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DWORD frame_id;
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if (obj->ani.frames[i]) continue; /* already set */
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frame_id = desc->frame_seq ? desc->frame_seq[i] : i;
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if (frame_id >= obj->ani.num_frames)
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{
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frame_id = obj->ani.num_frames - 1;
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ERR_(cursor)( "Sequence indicates frame past end of list, corrupt?\n" );
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}
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memset( &frame_desc, 0, sizeof(frame_desc) );
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frame_desc.delay = desc->frame_rates ? desc->frame_rates[i] : desc->delay;
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frame_desc.frames = &desc->frames[frame_id];
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if (!(obj->ani.frames[i] = alloc_cursoricon_handle( obj->is_icon )) ||
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!NtUserSetCursorIconData( obj->ani.frames[i], NULL, NULL, &frame_desc ))
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{
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release_user_handle_ptr( obj );
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return 0;
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}
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if (desc->frame_seq)
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{
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for (j = i + 1; j < obj->ani.num_steps; j++)
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{
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if (desc->frame_seq[j] == frame_id) obj->ani.frames[j] = obj->ani.frames[i];
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}
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}
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}
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}
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if (desc->flags & LR_SHARED)
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{
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obj->is_shared = TRUE;
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if (obj->module.Length)
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{
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obj->rsrc = desc->rsrc;
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list_add_head( &icon_cache, &obj->entry );
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}
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}
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release_user_handle_ptr( obj );
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return TRUE;
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}
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/***********************************************************************
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* NtUserFindExistingCursorIcon (win32u.@)
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*/
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HICON WINAPI NtUserFindExistingCursorIcon( UNICODE_STRING *module, UNICODE_STRING *res_name, void *desc )
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{
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struct cursoricon_object *ptr;
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HICON ret = 0;
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user_lock();
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LIST_FOR_EACH_ENTRY( ptr, &icon_cache, struct cursoricon_object, entry )
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{
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if (ptr->module.Length != module->Length) continue;
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if (memcmp( ptr->module.Buffer, module->Buffer, module->Length )) continue;
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/* We pass rsrc as desc argument, this is not compatible with Windows */
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if (ptr->rsrc != desc) continue;
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ret = ptr->obj.handle;
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break;
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}
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user_unlock();
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return ret;
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}
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/***********************************************************************
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* NtUserGetIconSize (win32u.@)
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*/
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BOOL WINAPI NtUserGetIconSize( HICON handle, UINT step, LONG *width, LONG *height )
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{
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struct cursoricon_object *obj;
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if (!(obj = get_icon_frame_ptr( handle, step )))
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{
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RtlSetLastWin32Error( ERROR_INVALID_CURSOR_HANDLE );
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return FALSE;
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}
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*width = obj->frame.width;
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*height = obj->frame.height * 2;
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release_user_handle_ptr( obj );
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return TRUE;
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}
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/**********************************************************************
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* NtUserGetCursorFrameInfo (win32u.@)
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*/
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HCURSOR WINAPI NtUserGetCursorFrameInfo( HCURSOR cursor, DWORD istep, DWORD *rate_jiffies,
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DWORD *num_steps )
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{
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struct cursoricon_object *obj;
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HCURSOR ret = 0;
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UINT icon_steps;
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if (!rate_jiffies || !num_steps) return 0;
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if (!(obj = get_icon_ptr( cursor ))) return 0;
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TRACE( "%p => %d %p %p\n", cursor, (int)istep, rate_jiffies, num_steps );
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icon_steps = obj->is_ani ? obj->ani.num_steps : 1;
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if (istep < icon_steps || !obj->is_ani)
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{
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UINT icon_frames = 1;
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if (obj->is_ani)
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icon_frames = obj->ani.num_frames;
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if (obj->is_ani && icon_frames > 1)
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ret = obj->ani.frames[istep];
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else
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ret = cursor;
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if (icon_frames == 1)
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{
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*rate_jiffies = 0;
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*num_steps = 1;
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}
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else if (icon_steps == 1)
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{
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*num_steps = ~0;
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*rate_jiffies = obj->delay;
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}
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else if (istep < icon_steps)
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{
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struct cursoricon_object *frame;
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*num_steps = icon_steps;
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frame = get_icon_ptr( obj->ani.frames[istep] );
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if (obj->ani.num_steps == 1)
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*num_steps = ~0;
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else
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*num_steps = obj->ani.num_steps;
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*rate_jiffies = frame->delay;
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release_user_handle_ptr( frame );
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}
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}
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release_user_handle_ptr( obj );
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return ret;
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}
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/***********************************************************************
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* copy_bitmap
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*
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* Helper function to duplicate a bitmap.
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*/
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static HBITMAP copy_bitmap( HBITMAP bitmap )
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{
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HDC src, dst = 0;
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HBITMAP new_bitmap = 0;
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BITMAP bmp;
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if (!bitmap) return 0;
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if (!NtGdiExtGetObjectW( bitmap, sizeof(bmp), &bmp )) return 0;
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if ((src = NtGdiCreateCompatibleDC( 0 )) && (dst = NtGdiCreateCompatibleDC( 0 )))
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{
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NtGdiSelectBitmap( src, bitmap );
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if ((new_bitmap = NtGdiCreateCompatibleBitmap( src, bmp.bmWidth, bmp.bmHeight )))
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{
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NtGdiSelectBitmap( dst, new_bitmap );
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NtGdiBitBlt( dst, 0, 0, bmp.bmWidth, bmp.bmHeight, src, 0, 0, SRCCOPY, 0, 0 );
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}
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}
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NtGdiDeleteObjectApp( dst );
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NtGdiDeleteObjectApp( src );
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return new_bitmap;
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}
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/**********************************************************************
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* NtUserGetIconInfo (win32u.@)
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*/
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BOOL WINAPI NtUserGetIconInfo( HICON icon, ICONINFO *info, UNICODE_STRING *module,
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UNICODE_STRING *res_name, DWORD *bpp, LONG unk )
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{
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struct cursoricon_object *obj, *frame_obj;
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BOOL ret = TRUE;
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if (!(obj = get_icon_ptr( icon )))
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{
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RtlSetLastWin32Error( ERROR_INVALID_CURSOR_HANDLE );
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return FALSE;
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}
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if (!(frame_obj = get_icon_frame_ptr( icon, 0 )))
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{
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release_user_handle_ptr( obj );
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return FALSE;
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}
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TRACE( "%p => %dx%d\n", icon, frame_obj->frame.width, frame_obj->frame.height );
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info->fIcon = obj->is_icon;
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info->xHotspot = frame_obj->frame.hotspot.x;
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info->yHotspot = frame_obj->frame.hotspot.y;
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info->hbmColor = copy_bitmap( frame_obj->frame.color );
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info->hbmMask = copy_bitmap( frame_obj->frame.mask );
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if (!info->hbmMask || (!info->hbmColor && frame_obj->frame.color))
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{
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NtGdiDeleteObjectApp( info->hbmMask );
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NtGdiDeleteObjectApp( info->hbmColor );
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ret = FALSE;
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}
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else if (obj->module.Length)
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{
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if (module)
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{
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size_t size = min( module->MaximumLength, obj->module.Length );
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if (size) memcpy( module->Buffer, obj->module.Buffer, size );
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module->Length = size / sizeof(WCHAR); /* length in chars, not bytes */
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}
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if (res_name)
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{
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if (IS_INTRESOURCE( obj->resname ))
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{
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res_name->Buffer = obj->resname;
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res_name->Length = 0;
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}
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else
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{
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size_t size = min( res_name->MaximumLength, lstrlenW( obj->resname) * sizeof(WCHAR) );
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if (size) memcpy( res_name->Buffer, obj->resname, size );
|
|
res_name->Length = size / sizeof(WCHAR); /* length in chars, not bytes */
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (module) module->Length = 0;
|
|
if (res_name)
|
|
{
|
|
res_name->Length = 0;
|
|
res_name->Buffer = NULL;
|
|
}
|
|
}
|
|
release_user_handle_ptr( frame_obj );
|
|
release_user_handle_ptr( obj );
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* NtUserDrawIconEx (win32u.@)
|
|
*/
|
|
BOOL WINAPI NtUserDrawIconEx( HDC hdc, INT x0, INT y0, HICON icon, INT width,
|
|
INT height, UINT step, HBRUSH brush, UINT flags )
|
|
{
|
|
struct cursoricon_object *obj;
|
|
HBITMAP offscreen_bitmap = 0;
|
|
HDC hdc_dest, mem_dc;
|
|
COLORREF old_fg, old_bg;
|
|
INT x, y, nStretchMode;
|
|
BOOL result = FALSE;
|
|
|
|
TRACE_(icon)( "(hdc=%p,pos=%d.%d,hicon=%p,extend=%d.%d,step=%d,br=%p,flags=0x%08x)\n",
|
|
hdc, x0, y0, icon, width, height, step, brush, flags );
|
|
|
|
if (!(obj = get_icon_frame_ptr( icon, step )))
|
|
{
|
|
FIXME_(icon)("Error retrieving icon frame %d\n", step);
|
|
return FALSE;
|
|
}
|
|
if (!(mem_dc = NtGdiCreateCompatibleDC( hdc )))
|
|
{
|
|
release_user_handle_ptr( obj );
|
|
return FALSE;
|
|
}
|
|
|
|
if (flags & DI_NOMIRROR)
|
|
FIXME_(icon)("Ignoring flag DI_NOMIRROR\n");
|
|
|
|
/* Calculate the size of the destination image. */
|
|
if (width == 0)
|
|
{
|
|
if (flags & DI_DEFAULTSIZE)
|
|
width = get_system_metrics( SM_CXICON );
|
|
else
|
|
width = obj->frame.width;
|
|
}
|
|
if (height == 0)
|
|
{
|
|
if (flags & DI_DEFAULTSIZE)
|
|
height = get_system_metrics( SM_CYICON );
|
|
else
|
|
height = obj->frame.height;
|
|
}
|
|
|
|
if (get_gdi_object_type( brush ) == NTGDI_OBJ_BRUSH)
|
|
{
|
|
HBRUSH prev_brush;
|
|
RECT r;
|
|
|
|
SetRect(&r, 0, 0, width, width);
|
|
|
|
if (!(hdc_dest = NtGdiCreateCompatibleDC(hdc))) goto failed;
|
|
if (!(offscreen_bitmap = NtGdiCreateCompatibleBitmap(hdc, width, height)))
|
|
{
|
|
NtGdiDeleteObjectApp( hdc_dest );
|
|
goto failed;
|
|
}
|
|
NtGdiSelectBitmap( hdc_dest, offscreen_bitmap );
|
|
|
|
prev_brush = NtGdiSelectBrush( hdc_dest, brush );
|
|
NtGdiPatBlt( hdc_dest, r.left, r.top, r.right - r.left, r.bottom - r.top, PATCOPY );
|
|
if (prev_brush) NtGdiSelectBrush( hdc_dest, prev_brush );
|
|
x = y = 0;
|
|
}
|
|
else
|
|
{
|
|
hdc_dest = hdc;
|
|
x = x0;
|
|
y = y0;
|
|
}
|
|
|
|
nStretchMode = set_stretch_blt_mode( hdc, STRETCH_DELETESCANS );
|
|
NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, RGB(0,0,0), &old_fg );
|
|
NtGdiGetAndSetDCDword( hdc, NtGdiSetBkColor, RGB(255,255,255), &old_bg );
|
|
|
|
if (obj->frame.alpha && (flags & DI_IMAGE))
|
|
{
|
|
BOOL alpha_blend = TRUE;
|
|
|
|
if (get_gdi_object_type( hdc_dest ) == NTGDI_OBJ_MEMDC)
|
|
{
|
|
BITMAP bm;
|
|
HBITMAP bmp = NtGdiGetDCObject( hdc_dest, NTGDI_OBJ_SURF );
|
|
alpha_blend = NtGdiExtGetObjectW( bmp, sizeof(bm), &bm ) && bm.bmBitsPixel > 8;
|
|
}
|
|
if (alpha_blend)
|
|
{
|
|
NtGdiSelectBitmap( mem_dc, obj->frame.alpha );
|
|
if (NtGdiAlphaBlend( hdc_dest, x, y, width, height, mem_dc,
|
|
0, 0, obj->frame.width, obj->frame.height,
|
|
MAKEFOURCC( AC_SRC_OVER, 0, 255, AC_SRC_ALPHA ), 0 ))
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
if (flags & DI_MASK)
|
|
{
|
|
DWORD rop = (flags & DI_IMAGE) ? SRCAND : SRCCOPY;
|
|
NtGdiSelectBitmap( mem_dc, obj->frame.mask );
|
|
NtGdiStretchBlt( hdc_dest, x, y, width, height,
|
|
mem_dc, 0, 0, obj->frame.width, obj->frame.height, rop, 0 );
|
|
}
|
|
|
|
if (flags & DI_IMAGE)
|
|
{
|
|
if (obj->frame.color)
|
|
{
|
|
DWORD rop = (flags & DI_MASK) ? SRCINVERT : SRCCOPY;
|
|
NtGdiSelectBitmap( mem_dc, obj->frame.color );
|
|
NtGdiStretchBlt( hdc_dest, x, y, width, height,
|
|
mem_dc, 0, 0, obj->frame.width, obj->frame.height, rop, 0 );
|
|
}
|
|
else
|
|
{
|
|
DWORD rop = (flags & DI_MASK) ? SRCINVERT : SRCCOPY;
|
|
NtGdiSelectBitmap( mem_dc, obj->frame.mask );
|
|
NtGdiStretchBlt( hdc_dest, x, y, width, height,
|
|
mem_dc, 0, obj->frame.height, obj->frame.width,
|
|
obj->frame.height, rop, 0 );
|
|
}
|
|
}
|
|
|
|
done:
|
|
if (offscreen_bitmap) NtGdiBitBlt( hdc, x0, y0, width, height, hdc_dest, 0, 0, SRCCOPY, 0, 0 );
|
|
|
|
NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, old_fg, NULL );
|
|
NtGdiGetAndSetDCDword( hdc, NtGdiSetBkColor, old_bg, NULL );
|
|
nStretchMode = set_stretch_blt_mode( hdc, nStretchMode );
|
|
|
|
result = TRUE;
|
|
if (hdc_dest != hdc) NtGdiDeleteObjectApp( hdc_dest );
|
|
if (offscreen_bitmap) NtGdiDeleteObjectApp( offscreen_bitmap );
|
|
failed:
|
|
NtGdiDeleteObjectApp( mem_dc );
|
|
release_user_handle_ptr( obj );
|
|
return result;
|
|
}
|
|
|
|
ULONG_PTR get_icon_param( HICON handle )
|
|
{
|
|
ULONG_PTR ret = 0;
|
|
struct cursoricon_object *obj = get_user_handle_ptr( handle, NTUSER_OBJ_ICON );
|
|
|
|
if (obj == OBJ_OTHER_PROCESS) WARN( "icon handle %p from other process\n", handle );
|
|
else if (obj)
|
|
{
|
|
ret = obj->param;
|
|
release_user_handle_ptr( obj );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
ULONG_PTR set_icon_param( HICON handle, ULONG_PTR param )
|
|
{
|
|
ULONG_PTR ret = 0;
|
|
struct cursoricon_object *obj = get_user_handle_ptr( handle, NTUSER_OBJ_ICON );
|
|
|
|
if (obj == OBJ_OTHER_PROCESS) WARN( "icon handle %p from other process\n", handle );
|
|
else if (obj)
|
|
{
|
|
ret = obj->param;
|
|
obj->param = param;
|
|
release_user_handle_ptr( obj );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CopyImage (win32u.so)
|
|
*/
|
|
HANDLE WINAPI CopyImage( HANDLE hwnd, UINT type, INT dx, INT dy, UINT flags )
|
|
{
|
|
void *ret_ptr;
|
|
ULONG ret_len;
|
|
NTSTATUS ret;
|
|
struct copy_image_params params =
|
|
{ .hwnd = hwnd, .type = type, .dx = dx, .dy = dy, .flags = flags };
|
|
|
|
ret = KeUserModeCallback( NtUserCopyImage, ¶ms, sizeof(params), &ret_ptr, &ret_len );
|
|
if (!ret && ret_len == sizeof(HANDLE)) return *(HANDLE *)ret_ptr;
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* LoadImage (win32u.so)
|
|
*/
|
|
HANDLE WINAPI LoadImageW( HINSTANCE hinst, const WCHAR *name, UINT type,
|
|
INT dx, INT dy, UINT flags )
|
|
{
|
|
void *ret_ptr;
|
|
ULONG ret_len;
|
|
NTSTATUS ret;
|
|
struct load_image_params params =
|
|
{ .hinst = hinst, .name = name, .type = type, .dx = dx, .dy = dy, .flags = flags };
|
|
|
|
if (HIWORD(name))
|
|
{
|
|
ERR( "name %s not supported in Unix modules\n", debugstr_w( name ));
|
|
return 0;
|
|
}
|
|
ret = KeUserModeCallback( NtUserLoadImage, ¶ms, sizeof(params), &ret_ptr, &ret_len );
|
|
if (!ret && ret_len == sizeof(HANDLE)) return *(HANDLE *)ret_ptr;
|
|
return 0;
|
|
}
|