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MultiSelector::BeginUpdateSelectedItems Method
Visual Studio 2010
Starts a new selection transaction.
Assembly: PresentationFramework (in PresentationFramework.dll)
| Exception | Condition |
|---|---|
| InvalidOperationException | IsUpdatingSelectedItems is true when this method is called. |
The BeginUpdateSelectedItems method sets IsUpdatingSelectedItems to true. The EndUpdateSelectedItems method sets IsUpdatingSelectedItems to false.
The following example shows how to use the BeginUpdateSelectedItems method in a class derived from MultiSelector.
if (!this.IsUpdatingSelectedItems) { this.BeginUpdateSelectedItems(); foreach (object item in itemsToAdd) { this.SelectedItems.Add(item); } this.EndUpdateSelectedItems(); }
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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