Note: This documentation is preliminary and is subject to change.
Fully qualified path to the file that contains an image of the device. The file format is given in DwFlags. If no image is available for the device, this member will be set to NULL. If so, the application is responsible for enumerating controls on the device and displaying a default listing of actions to device controls (similar to the method used by most applications before Microsoft® DirectX® 8.0).