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 /* additional DCX flags
  15  */
  16
  17 #define DCX_NORESETATTR         0x00000004
  18 #define DCX_EXCLUDEUPDATE       0x00000100
  19 #define DCX_INTERSECTUPDATE     0x00000200
  20 #define DCX_LOCKWINDOWUPDATE    0x00000400
  21 #define DCX_NORECOMPUTE         0x00100000
  22 #define DCX_VALIDATE            0x00200000
  23
  24 #define DCX_DCEEMPTY            0x00000800
  25 #define DCX_DCEBUSY             0x00001000
  26 #define DCX_DCEDIRTY            0x00002000
  27 #define DCX_WINDOWPAINT         0x00020000
  28 #define DCX_KEEPCLIPRGN         0x00040000
  29 #define DCX_NOCLIPCHILDREN      0x00080000
  30
  31 typedef enum
  32 {
  33     DCE_CACHE_DC,   /* This is a cached DC (allocated by USER) */
  34     DCE_CLASS_DC,   /* This is a class DC (style CS_CLASSDC) */
  35     DCE_WINDOW_DC   /* This is a window DC (style CS_OWNDC) */
  36 } DCE_TYPE;
  37
  38
  39 typedef struct tagDCE
  40 {
  41     struct tagDCE *next;
  42     HDC          hDC;
  43     HWND         hwndCurrent;
  44     HWND         hwndDC;
  45     HRGN         hClipRgn;
  46     DCE_TYPE       type;
  47     DWORD          DCXflags;
  48 } DCE;
  49
  50
  51 extern void  DCE_Init(void);
  52 extern DCE*  DCE_AllocDCE( HWND hWnd, DCE_TYPE type );
  53 extern DCE*  DCE_FreeDCE( DCE *dce );
  54 extern void  DCE_FreeWindowDCE( struct tagWND* );
  55 extern INT  DCE_ExcludeRgn( HDC, struct tagWND*, HRGN );
  56 extern HRGN DCE_GetVisRgn( HWND, WORD, HWND, WORD );
  57 extern BOOL DCE_InvalidateDCE( struct tagWND*, const RECT* );
  58
  59 #endif  /* __WINE_DCE_H */