include/dce.h

   1 /*
   2  * USER DCE definitions
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #ifndef __WINE_DCE_H
  22 #define __WINE_DCE_H
  23
  24 #include <windef.h>
  25
  26 /* internal DCX flags */
  27 #define DCX_DCEEMPTY            0x00000800
  28 #define DCX_DCEBUSY             0x00001000
  29 #define DCX_DCEDIRTY            0x00002000
  30 #define DCX_WINDOWPAINT         0x00020000
  31
  32 typedef enum
  33 {
  34     DCE_CACHE_DC,   /* This is a cached DC (allocated by USER) */
  35     DCE_CLASS_DC,   /* This is a class DC (style CS_CLASSDC) */
  36     DCE_WINDOW_DC   /* This is a window DC (style CS_OWNDC) */
  37 } DCE_TYPE;
  38
  39
  40 typedef struct tagDCE
  41 {
  42     struct tagDCE *next;
  43     HDC          hDC;
  44     HWND         hwndCurrent;
  45     HWND         hwndDC;
  46     HRGN         hClipRgn;
  47     DCE_TYPE       type;
  48     DWORD          DCXflags;
  49 } DCE;
  50
  51 extern DCE*  DCE_AllocDCE( HWND hWnd, DCE_TYPE type );
  52 extern DCE*  DCE_FreeDCE( DCE *dce );
  53 extern void  DCE_FreeWindowDCE( HWND );
  54 extern BOOL DCE_InvalidateDCE( HWND, const RECT* );
  55
  56 #endif  /* __WINE_DCE_H */