Custom | 
The CustomPlatformUnifiedKeyboardSource type exposes the following members.
| Name | Description | |
|---|---|---|
| axisCount | 
            Number of axes.
             (Inherited from CustomPlatformUnifiedControllerSource)  | |
| buttonCount | 
            Number of buttons / keys.
             (Inherited from CustomPlatformUnifiedControllerSource)  | |
| controllerExtension | 
            Controller extension.
             (Inherited from CustomPlatformUnifiedControllerSource)  | |
| keyPropertyMap | Gets or sets the current key property map. |