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ListBox.SelectAll Method

Selects all the items in a ListBox.

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

public void SelectAll()

ExceptionCondition
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();
}


.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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