Scrolls the control using the handle for the widgetset class.
Source position: controls.pp line 2318
public procedure TWinControl.ScrollBy_WS( |
DeltaX: Integer; |
DeltaY: Integer |
); |
Raises an Exception if the handle has not been allocated for the widgetset class instance. Raised with the message 'TWinControl.ScrollBy_WS: Handle not allocated'.
|
Checks whether a handle for the widget has been allocated for the control. |