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SelectAll Method

ListBox.SelectAll Method

Selects all the items in a ListBox.

Namespace: System.Windows.Controls
Assembly: PresentationFramework (in presentationframework.dll)

public void SelectAll ()
public void SelectAll ()
public function SelectAll ()
You cannot use methods in XAML.

Exception typeCondition

NotSupportedException

The SelectionMode property is set to Single.

The following example shows how to use the SelectAll method to select and highlight all the items in a list box.

private void SelectAll(object sender, RoutedEventArgs e)
{
    lb.SelectAll();
}

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0

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