GoDigram for .NET Framework and .NET Core
Northwoods.Go Namespace / GoView Class / OnMouseWheel Method
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    OnMouseWheel Method (GoView)
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    This is the mouse wheel event handler, that handles scrolling and zooming.
    Syntax
    [EditorBrowsable(EditorBrowsableState.Advanced)]
    protected override void OnMouseWheel( 
       MouseEventArgs evt
    )

    Parameters

    evt
    Remarks
    This method makes sure the LastInput property value has up-to-date information describing this mouse input event. It then calls DoMouseWheel to allow tools to handle the input event, and then finally calls the base method to invoke all of the MouseWheel event handlers.
    See Also