次の方法で共有


IDirectDrawSurface::GetDC (Windows Embedded CE 6.0)

1/6/2010

This method creates a GDI-compatible handle of a device context for the surface.

Syntax

HRESULT GetDC(
  HDC FAR* lphDC
); 

Parameters

  • lphDC
    Address for the returned handle to a device context.

Return Value

If the method succeeds, the return value is DD_OK.

If the method fails, the return value may be one of the following error values:

DDERR_DCALREADYCREATED

DDERR_GENERIC

DDERR_INVALIDOBJECT

DDERR_INVALIDPARAMS

DDERR_SURFACELOST

DDERR_UNSUPPORTED

DDERR_WASSTILLDRAWING

For more information on these error codes see DirectDraw Return Values.

Remarks

This method uses an internal version of the IDirectDrawSurface::Lock method to lock the surface. The surface remains locked until the IDirectDrawSurface::ReleaseDC method is called.

Requirements

Header ddraw.h
Library ddraw.lib
Windows Embedded CE Windows Embedded CE 6.0 and later

See Also

Reference

IDirectDrawSurface
IDirectDrawSurface::Lock