ImageGear .NET v25.2 - Updated
ImageGear.Windows.Forms Assembly / ImageGear.Windows.Forms Namespace / ImGearPageView Class / Update Method / Update(IImGearRectangle) Method
The rectangle to invalidate. If this parameter is null or empty, will be invalidated control's entire client area.




In This Topic
    Update(IImGearRectangle) Method
    In This Topic
    Invalidates the specified region of the control, causing its contents to be repainted.
    Syntax
    'Declaration
     
    Public Overloads Sub Update( _
       ByVal updateRect As IImGearRectangle _
    ) 
    'Usage
     
    Dim instance As ImGearPageView
    Dim updateRect As IImGearRectangle
     
    instance.Update(updateRect)
    public void Update( 
       IImGearRectangle updateRect
    )
    public: void Update( 
       IImGearRectangle* updateRect
    ) 
    public:
    void Update( 
       IImGearRectangle^ updateRect
    ) 

    Parameters

    updateRect
    The rectangle to invalidate. If this parameter is null or empty, will be invalidated control's entire client area.
    Remarks
    When changes are made to the portion of image being displayed, this method is typically called immediately afterwards to make those changes visible.
    See Also