kStatus GdkParamInfo_SetNoneAllowed	(	GdkParamInfo	info,
		kBool	flag
	)

Sets the input parameter to be allowed to be set to None (no argument selected).

Default value is kTRUE. Setting to kFALSE means there must exist a valid input to which this parameter can be set. This parameter cannot be set to nothing, otherwise an error is generated.

Parameters

info	Info object.
flag	Flag indicating parameter can be set to none (kTRUE) or not (kFALSE)

Returns

Operation status.