| key | The value of the virtual key code of the key that was released. |
| shift | The state of the shift keys and mouse buttons that were pressed at the same time the key was released.
It is a combination of the following values using bitwise OR. ssAlt : ALT key was pressed ssShift : SHIFT key was pressed ssCtrl : CTRL key was pressed ssLeft : Left mouse button was pressed ssMiddle : Middle mouse button was pressed ssRight : Right mouse button was pressed |