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#ifndef NULLOSFT_MEDIALIBRARY_MS_DWM_HEADER
#define NULLOSFT_MEDIALIBRARY_MS_DWM_HEADER
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
#pragma once
#endif
#include <windows.h>
#ifndef WM_DWMCOMPOSITIONCHANGED
#define WM_DWMCOMPOSITIONCHANGED 0x031E
#define WM_DWMNCRENDERINGCHANGED 0x031F
#define WM_DWMCOLORIZATIONCOLORCHANGED 0x0320
#define WM_DWMWINDOWMAXIMIZEDCHANGE 0x0321
#endif
typedef enum _DWMWINDOWATTRIBUTE {
DWMWA_NCRENDERING_ENABLED = 1,
DWMWA_NCRENDERING_POLICY,
DWMWA_TRANSITIONS_FORCEDISABLED,
DWMWA_ALLOW_NCPAINT,
DWMWA_CAPTION_BUTTON_BOUNDS,
DWMWA_NONCLIENT_RTL_LAYOUT,
DWMWA_FORCE_ICONIC_REPRESENTATION,
DWMWA_FLIP3D_POLICY,
DWMWA_EXTENDED_FRAME_BOUNDS,
DWMWA_LAST
} DWMWINDOWATTRIBUTE;
typedef enum _DWMNCRENDERINGPOLICY {
DWMNCRP_USEWINDOWSTYLE,
DWMNCRP_DISABLED,
DWMNCRP_ENABLED,
DWMNCRP_LAST
} DWMNCRENDERINGPOLICY;
#define E_MLDWM_NOTLOADED MAKE_HRESULT(0, FACILITY_ITF, 0x0201) // library not loaded (you just need to call MlDwm_LoadLibrary)
#define E_MLDWM_LOADFAILED MAKE_HRESULT(1, FACILITY_ITF, 0x0202) // library load failed (probably not vista?)
#define E_MLDWM_BADFUNCTION MAKE_HRESULT(1, FACILITY_ITF, 0x0203) // function was not loaded
HRESULT MlDwm_LoadLibrary(void);
HRESULT MlDwm_GetLoadResult(void);
HRESULT MlDwm_SetWindowAttribute(HWND hwnd, DWORD dwAttribute, LPCVOID pvAttribute, DWORD cbAttribute);
HRESULT MlDwm_IsCompositionEnabled(BOOL *pfEnabled);
#endif // NULLOSFT_MEDIALIBRARY_MS_DWM_HEADER
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