## DDEnumCallback

The DDEnumCallback is an application-defined callback function for the DirectDrawEnumerate function.

BOOL WINAPI DDEnumCallback(

GUID FAR *lpGUID,

LPSTR lpDriverDescription,

LPSTR lpDriverName,

LPVOID lpContext

);

##### Parameters

lpGUID
  Address of the unique identifier of the DirectDraw object.
lpDriverDescription
  Address of a string containing the driver description.
lpDriverName
  Address of a string containing the driver name.
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 LPDDENUMCALLBACK data type to declare a variable that can contain a pointer to this callback function.