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Event handler for mouse wheel turned.
Source position: controls.pp line 1458
protected property TControl.OnMouseWheel : TMouseWheelEvent |
By default all mouse wheel actions are translated into scroll events. Write an OnMouseWheel handler to react on turns of the mouse wheel.
The OnMouseWheelUp and OnMouseWheelDown handlers are notified only, they are not suited for customization of mouse wheel events.
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Type of an OnMouseWheel event handler. |
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