ToolBar.IsOverflowItem Attached Property
Gets a value that indicates whether the ToolBar item is an overflow item.
Assembly: PresentationFramework (in PresentationFramework.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation
Metadata properties set to true
This property is a read-only attached property. Read-only attached properties are uncommon, and have no direct XAML usage. However, you can use the attached property reference as a property trigger in a style, to apply different style values to an item within a toolbar that is in the overflow panel.
Windows 8.1, Windows Server 2012 R2, 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.