Reference Guide
GdPicture14.WPF Namespace / GdViewer Class / BeforePageRotation Event
Example





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    BeforePageRotation Event
    In This Topic
    This event is raised just before the currently displayed page of the document loaded in the GdViewer control is going to rotate using the RotatePage method.

    The event makes use of bubble routing strategy. Please check the corresponded GdViewer.BeforePageRotationEventArgs for given parameters.

    Syntax
    'Declaration
     
    
    Public Event BeforePageRotation As GdViewer.BeforePageRotationHandler
    public event GdViewer.BeforePageRotationHandler BeforePageRotation
    public event BeforePageRotation: GdViewer.BeforePageRotationHandler; 
    In JScript, you can handle the events defined by another class, but you cannot define your own.
    public: __event GdViewer.BeforePageRotationHandler* BeforePageRotation
    public:
    event GdViewer.BeforePageRotationHandler^ BeforePageRotation
    Event Data

    The event handler receives an argument of type GdViewer.BeforePageRotationEventArgs containing data related to this event. The following GdViewer.BeforePageRotationEventArgs properties provide information specific to this event.

    PropertyDescription
    (Inherited from System.Windows.RoutedEventArgs)
    (Inherited from System.Windows.RoutedEventArgs)
    (Inherited from System.Windows.RoutedEventArgs)
    (Inherited from System.Windows.RoutedEventArgs)
    Example
    How to utilize this event in your GdViewer control.
    'We assume that the GdViewer1 control has been properly integrated
    'and the BeforePageRotation event has been properly added.
                
    'Define the event.
    Sub GdViewer1_BeforePageRotation(ByVal sender As Object, ByVal e As GdPicture14.WPF.GdViewer.BeforePageRotationEventArgs)
        'Do your stuff here.
    End Sub
    //We assume that the GdViewer1 control has been properly integrated
    //and the BeforePageRotation event has been properly added.
                
    //Define the event.
    void GdViewer1_BeforePageRotation(object sender, GdPicture14.WPF.GdViewer.BeforePageRotationEventArgs e)
    {
        //Do your stuff here.
    }
    See Also