|  | GL Studio C++ Runtime API
    | 
#include <input_handler.h>
 
  
 | Public Member Functions | |
| void | Call (KeyboardEvent *ev) | 
| virtual bool | IsValid () const | 
Interface for creating a callback from a class method. The class must implement WeakReferenceable. Don't use this directly. Use CreateInputHandlerCallback instead
| 
 | inlinevirtual | 
call the callback with the provided display event
Implements KeyboardCallbackBase.
| 
 | inlinevirtual | 
returns true if the callback is valid to call
Implements KeyboardCallbackBase.