include/dce.h

   1 /*
   2  * USER DCE definitions
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  */
   6
   7 #ifndef __WINE_DCE_H
   8 #define __WINE_DCE_H
   9
  10 #include "windef.h"
  11
  12 struct tagWND;
  13
  14 /* internal DCX flags */
  15 #define DCX_DCEEMPTY            0x00000800
  16 #define DCX_DCEBUSY             0x00001000
  17 #define DCX_DCEDIRTY            0x00002000
  18 #define DCX_WINDOWPAINT         0x00020000
  19 #define DCX_KEEPCLIPRGN         0x00040000
  20 #define DCX_NOCLIPCHILDREN      0x00080000
  21
  22 typedef enum
  23 {
  24     DCE_CACHE_DC,   /* This is a cached DC (allocated by USER) */
  25     DCE_CLASS_DC,   /* This is a class DC (style CS_CLASSDC) */
  26     DCE_WINDOW_DC   /* This is a window DC (style CS_OWNDC) */
  27 } DCE_TYPE;
  28
  29
  30 typedef struct tagDCE
  31 {
  32     struct tagDCE *next;
  33     HDC          hDC;
  34     HWND         hwndCurrent;
  35     HWND         hwndDC;
  36     HRGN         hClipRgn;
  37     DCE_TYPE       type;
  38     DWORD          DCXflags;
  39 } DCE;
  40
  41 extern DCE*  DCE_AllocDCE( HWND hWnd, DCE_TYPE type );
  42 extern DCE*  DCE_FreeDCE( DCE *dce );
  43 extern void  DCE_FreeWindowDCE( struct tagWND* );
  44 extern INT  DCE_ExcludeRgn( HDC, struct tagWND*, HRGN );
  45 extern HRGN DCE_GetVisRgn( HWND, WORD, HWND, WORD );
  46 extern BOOL DCE_InvalidateDCE( struct tagWND*, const RECT* );
  47
  48 #endif  /* __WINE_DCE_H */