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IDirectDrawSurface7::ReleaseDC method (ddraw.h)

  • Article

Releases the handle of a device context that was previously obtained by using the IDirectDrawSurface7::GetDC method.

Syntax

HRESULT ReleaseDC(
  [in] HDC unnamedParam1
);

Parameters

[in] unnamedParam1

The handle of a device context that was previously obtained by IDirectDrawSurface7::GetDC.

Return value

If the method succeeds, the return value is DD_OK.

If it fails, the method can return one of the following error values:

  • DDERR_GENERIC
  • DDERR_INVALIDOBJECT
  • DDERR_INVALIDPARAMS
  • DDERR_SURFACELOST
  • DDERR_UNSUPPORTED

Remarks

ReleaseDC also unlocks the surface that was previously locked when the IDirectDrawSurface7::GetDC method was called.

Requirements

Requirement Value
Target Platform Windows
Header ddraw.h
Library Ddraw.lib
DLL Ddraw.dll

See also

IDirectDrawSurface7