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NavigationPaneExpanded イベント

XamOutlookBar の展開が完了した後に発生します。
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'宣言
 
Public Event NavigationPaneExpanded As RoutedEventHandler
public event RoutedEventHandler NavigationPaneExpanded
イベント データ

イベント ハンドラが、このイベントに関連するデータを含む、RoutedEventArgs 型の引数を受け取りました。次の RoutedEventArgs プロパティには、このイベントの固有の情報が記載されます。

プロパティ解説
Handled Gets or sets a value that indicates the present state of the event handling for a routed event as it travels the route.
OriginalSource Gets the original reporting source as determined by pure hit testing, before any possible System.Windows.RoutedEventArgs.Source adjustment by a parent class.
RoutedEvent Gets or sets the System.Windows.RoutedEventArgs.RoutedEvent associated with this System.Windows.RoutedEventArgs instance.
Source Gets or sets a reference to the object that raised the event.
使用例
Private Sub InitExpandingEvents() 
    AddHandler xamOutlookBar1.NavigationPaneExpanding, AddressOf xamOutlookBar_NavigationPaneExpanding 
    AddHandler xamOutlookBar1.NavigationPaneExpanded, AddressOf xamOutlookBar_NavigationPaneExpanded 
End Sub 

Private Sub xamOutlookBar_NavigationPaneExpanded(ByVal sender As Object, ByVal e As EventArgs) 
    Console.WriteLine("NavigationPane Expanded") 
End Sub 

Private Sub xamOutlookBar_NavigationPaneExpanding(ByVal sender As Object, ByVal e As Infragistics.Windows.OutlookBar.Events.OutlookBarCancelableRoutedEventArgs) 
    Console.WriteLine("NavigationPane Expanding") 
    
    e.Cancel = False ' set e.Cancel to true to abort this operation 
    If e.Cancel Then 
        Console.WriteLine("Operation canceled!") 
    End If 
End Sub
void InitExpandingEvents()
{
	xamOutlookBar1.NavigationPaneExpanding += 
		new EventHandler<Infragistics.Windows.OutlookBar.Events.OutlookBarCancelableRoutedEventArgs>(xamOutlookBar_NavigationPaneExpanding);
	xamOutlookBar1.NavigationPaneExpanded +=
		new EventHandler(xamOutlookBar_NavigationPaneExpanded);
}

private void xamOutlookBar_NavigationPaneExpanded(object sender, EventArgs e)
{
	Console.WriteLine("NavigationPane Expanded");
}

private void xamOutlookBar_NavigationPaneExpanding(object sender, Infragistics.Windows.OutlookBar.Events.OutlookBarCancelableRoutedEventArgs e)
{
	Console.WriteLine("NavigationPane Expanding");

	e.Cancel = false; // set e.Cancel to abort this operation 

	if (e.Cancel)
		Console.WriteLine("Operation canceled!");
}
<igOB:XamOutlookBar x:Name="xamOutlookBar1"
                    NavigationPaneExpanding="xamOutlookBar_NavigationPaneExpanding"
                    NavigationPaneExpanded="xamOutlookBar_NavigationPaneExpanded">
参照