GdPicture.NET Reference Guide
PageChanged Event (GdViewer)
Example 





GdPicture14.WPF Namespace > GdViewer Class : PageChanged Event
This event is raised after the currently displayed page of the document loaded in the GdViewer control has been successfully changed.

The event makes use of bubble routing strategy. Please check the corresponded PageChangedEventargs for more details.

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

The event handler receives an argument of type GdViewer.PageChangedEventArgs containing data related to this event. The following GdViewer.PageChangedEventArgs 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 PageChanged event has been properly added.
            
'Define the event.
Sub GdViewer1_PageChanged(ByVal sender As Object, ByVal e As GdPicture14.WPF.GdViewer.PageChangedEventArgs)
    MessageBox.Show("The changed page number: " + GdViewer1.CurrentPage.ToString(), "GdViewer.PageChanged")
End Sub
//We assume that the GdViewer1 control has been properly integrated
//and the PageChanged event has been properly added.
            
//Define the event.
void GdViewer1_PageChanged(object sender, GdPicture14.WPF.GdViewer.PageChangedEventArgs e)
{
    MessageBox.Show("The changed page number: " + GdViewer1.CurrentPage.ToString(), "GdViewer.PageChanged");
}
See Also