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





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    BeforePrintPage Event (GdViewer)
    In This Topic
    This event is raised right before a page is to be printed through the GdViewer control using one of the Print or PrintDialog methods.

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

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

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

    PropertyDescription
    (Inherited from System.Windows.RoutedEventArgs)
    (Inherited from System.Windows.RoutedEventArgs)
    The page number of the page to be printed.  
    The number of pages left for printing.  
    (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 BeforePrintPage event has been properly added.
                
    'Define the event.
    Sub GdViewer1_BeforePrintPage(ByVal sender As Object, ByVal e As GdPicture14.WPF.GdViewer.BeforePrintPageEventArgs)
        MessageBox.Show("The page to be printed: " + e.Page.ToString(), "GdViewer.BeforePrintPage")
    End Sub
    //We assume that the GdViewer1 control has been properly integrated
    //and the BeforePrintPage event has been properly added.
                
    //Define the event.
    void GdViewer1_BeforePrintPage(object sender, GdPicture14.WPF.GdViewer.BeforePrintPageEventArgs e)
    {
        MessageBox.Show("The page to be printed: " + e.Page.ToString(), "GdViewer.BeforePrintPage");
    }
    See Also