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Reference for unit 'Controls' (#lcl)

TWinControl.OnKeyUp

OnKeyUp - event handler for instance when a key is up (not pressed) while the control has focus

Declaration

Source position: controls.pp line 1898

public property TWinControl.OnKeyUp: TKeyEvent read FOnKeyUp write FOnKeyUp;

OnKeyUp - event handler for instance when a key is up (not pressed) while the control has focus

The key may already have been up when the control received focus, or a pressed key may become released during the time the control has focus.