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RAD Studio VCL Reference
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Controls.TMouseWheelUpDownEvent Type
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RAD Studio VCL Reference
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TMouseWheelUpDownEvent is the function type for an OnMouseWheelUp event.
TMouseWheelUpDownEvent = procedure (Sender: TObject; Shift: TShiftState; MousePos: TPoint; var Handled: Boolean) of object;
(Sender: TObject; Shift: TShiftState; MousePos: TPoint; var Handled: Boolean) ( TMouseWheelUpDownEvent)();
TMouseWheelUpDownEvent has the following parameters:
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Parameter |
Meaning |
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Sender |
The control which generated the event. |
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Shift |
The shift state during the rotation of the mouse wheel. |
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MousePos |
The current mouse position. |
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Handled |
This parameter is used to specify whether the event is handled in the user code. |
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Copyright(C) 2009 Embarcadero Technologies, Inc. All Rights Reserved.
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