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IDirectDraw::SetDisplayMode (Windows Embedded CE 6.0)

  • Статья

1/6/2010

This method sets the mode of the display-device hardware.

Syntax

HRESULT SetDisplayMode(
  DWORD dwWidth, 
  DWORD dwHeight, 
  DWORD dwBPP, 
  DWORD dwRefreshRate, 
  DWORD dwFlags
);

Parameters

  • dwWidth
    Width of the new mode.
  • dwHeight
    Height of the new mode.
  • dwBPP
    Bits per pixel (bpp) of the new mode.
  • dwRefreshRate
    Refresh rate of the new mode. Set this value to 0 to request the default refresh rate for the driver.
  • dwFlags
    No additional flags are currently supported. This parameter must be set to 0.

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_GENERIC

DDERR_INVALIDMODE

DDERR_INVALIDOBJECT

DDERR_INVALIDPARAMS

DDERR_LOCKEDSURFACES

DDERR_SURFACEBUSY

DDERR_UNSUPPORTED

DDERR_WASSTILLDRAWING

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

Remarks

As Windows Embedded CE does not support display mode changes, DDERR_INVALIDMODE will be returned if any mode other than the current one is passed to SetDisplayMode.

Windows Embedded CE does not support DDSDM_STANDARDVGAMODE.

Requirements

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

See Also

Reference

IDirectDraw
IDirectDraw::RestoreDisplayMode
IDirectDraw::GetDisplayMode
IDirectDraw::EnumDisplayModes
IDirectDraw::SetCooperativeLevel