Exposes methods and properties to support UI Automation client access to controls that visually expand to display content and collapse to hide content.
Assembly: UIAutomationProvider (in UIAutomationProvider.dll)
Thetype exposes the following members.
Implemented on a UI Automation provider that must support the ExpandCollapsePattern control pattern.
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.