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Tells the widget to scroll the client area, in the given direction.
Source position: forms.pp line 168
protected procedure TScrollingWinControl.ScrollbarHandler( |
ScrollKind: TScrollBarKind; |
OldPosition: Integer |
); virtual; |
ScrollKind |
|
The direction to scroll. |
OldPosition |
|
The previous scroll Position, needed to calculate the relative scroll amount. |