reactos/subsystems/win32/win32k/include/dce.h

   1 #pragma once
   2
   3 /* Ported from WINE by Jason Filby */
   4
   5 typedef struct tagDCE *PDCE;
   6
   7 #include <include/window.h>
   8
   9 typedef HANDLE HDCE;
  10
  11 /* DC hook codes */
  12 #define DCHC_INVALIDVISRGN      0x0001
  13 #define DCHC_DELETEDC           0x0002
  14
  15 #define DCHF_INVALIDATEVISRGN   0x0001
  16 #define DCHF_VALIDATEVISRGN     0x0002
  17
  18 typedef enum
  19 {
  20     DCE_CACHE_DC,   /* This is a cached DC (allocated by USER) */
  21     DCE_CLASS_DC,   /* This is a class DC (style CS_CLASSDC) */
  22     DCE_WINDOW_DC   /* This is a window DC (style CS_OWNDC) */
  23 } DCE_TYPE, *PDCE_TYPE;
  24
  25 typedef struct tagDCE
  26 {
  27     LIST_ENTRY   List;
  28     HDC          hDC;
  29     HWND         hwndCurrent;
  30     PWND         pwndOrg;
  31     PWND         pwndClip;
  32     PWND         pwndRedirect;
  33     HRGN         hrgnClip;
  34     HRGN         hrgnClipPublic;
  35     HRGN         hrgnSavedVis;
  36     DWORD        DCXFlags;
  37     PTHREADINFO  ptiOwner;
  38     PPROCESSINFO ppiOwner;
  39     struct _MONITOR* pMonitor;
  40 } DCE;  /* PDCE already declared at top of file */
  41
  42 /* internal DCX flags, see psdk/winuser.h for the rest */
  43 #define DCX_DCEEMPTY            0x00000800
  44 #define DCX_DCEBUSY             0x00001000
  45 #define DCX_DCEDIRTY            0x00002000
  46 #define DCX_LAYEREDWIN          0x00004000
  47 #define DCX_DCPOWNED            0x00008000
  48 #define DCX_NOCLIPCHILDREN      0x00080000
  49 #define DCX_NORECOMPUTE         0x00100000
  50 #define DCX_INDESTROY           0x00400000
  51
  52 BOOL FASTCALL DCE_Cleanup(PDCE pDce);
  53 PDCE FASTCALL DceAllocDCE(PWINDOW_OBJECT Window, DCE_TYPE Type);
  54 PDCE FASTCALL DCE_FreeDCE(PDCE dce);
  55 VOID FASTCALL DCE_FreeWindowDCE(HWND);
  56 INT  FASTCALL DCE_ExcludeRgn(HDC, HWND, HRGN);
  57 BOOL FASTCALL DCE_InvalidateDCE(HWND, const PRECTL);
  58 HWND FASTCALL IntWindowFromDC(HDC hDc);
  59 PDCE FASTCALL DceFreeDCE(PDCE dce, BOOLEAN Force);
  60 void FASTCALL DceEmptyCache(void);
  61 VOID FASTCALL DceResetActiveDCEs(PWINDOW_OBJECT Window);
  62 void FASTCALL DceFreeClassDCE(HDC);
  63 HWND FASTCALL UserGethWnd(HDC,PWNDOBJ*);
  64 void FASTCALL DceFreeWindowDCE(PWINDOW_OBJECT);
  65 void FASTCALL DceFreeThreadDCE(PTHREADINFO);