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ExpandCollapseState Enumeration

Contains values that specify the ExpandCollapseState of a UI Automation element.

Namespace:  System.Windows.Automation
Assembly:  UIAutomationTypes (in UIAutomationTypes.dll)

[ComVisibleAttribute(true)]
[GuidAttribute("76d12d7e-b227-4417-9ce2-42642ffa896a")]
public enum ExpandCollapseState

Member nameDescription
CollapsedNo child nodes, controls, or content of the UI Automation element are displayed.
ExpandedAll child nodes, controls or content of the UI Automation element are displayed.
LeafNodeThe UI Automation element has no child nodes, controls, or content to display.
PartiallyExpandedSome, but not all, child nodes, controls, or content of the UI Automation element are displayed.

ExpandCollapseState refers to the visibility of immediate child objects only; it does not refer to the visibility of all descendant objects.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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.

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