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MultiSelector.IsUpdatingSelectedItems Property

.NET Framework 4.5

Gets a value that indicates whether the MultiSelector is currently performing a bulk update to the SelectedItems collection.

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

Syntax

C++

member IsUpdatingSelectedItems : bool with get

Property Value

Type: System.Boolean
true if the MultiSelector is currently performing a bulk update to the SelectedItems collection; otherwise, false.

Remarks

The BeginUpdateSelectedItems method sets IsUpdatingSelectedItems to true. The EndUpdateSelectedItems method sets IsUpdatingSelectedItems to false.

Examples

The following example shows how to use the IsUpdatingSelectedItems property in a class derived from MultiSelector.

if (!this.IsUpdatingSelectedItems)
{
    this.BeginUpdateSelectedItems();
    foreach (object item in itemsToAdd)
    {
        this.SelectedItems.Add(item);
    }
    this.EndUpdateSelectedItems();
}

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5 SP1, 3.0 SP2

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

Reference

MultiSelector Class

System.Windows.Controls.Primitives Namespace

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