WinXRegOnMouseDown (hWnd, FUNCADDR onMouseDown)
Registers the onMouseDown callback function.
Parameter | Description |
---|---|
hWnd | The handle to the window to register the callback for |
FUNCADDR onMouseDown | The address of the onMouseDown callback function. |
$$TRUE on success or $$FALSE on fail
Once registered, the onMouseDown callback will be invoked every time a mouse button is pressed down.
'Register the onMouseDown callback |