## EnumModesCallback

The EnumModesCallback is an application-defined callback function for the IDirectDraw2::EnumDisplayModes method.

HRESULT WINAPI EnumModesCallback(

LPDDSURFACEDESC lpDDSurfaceDesc,

LPVOID lpContext

);

##### Parameters

lpDDSurfaceDesc
  Address of the DDSURFACEDESC structure that provides the monitor frequency and the mode that can be created. This data is read-only.
lpContext
  Address of an application-defined structure that will be passed to the callback function each time the function is called.

##### Return Values

The callback function returns DDENUMRET_OK to continue the enumeration.

The callback function returns DDENUMRET_CANCEL to stop it.

##### Remarks

You can use the LPDDENUMMODESCALLBACK data type to declare a variable that can contain a pointer to this callback function.