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Application.OleRequired Method

Initializes OLE on the current thread.

Namespace:  System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

public static ApartmentState OleRequired()

Return Value

Type: System.Threading.ApartmentState
One of the ApartmentState values.

Call this method before calling any Microsoft.Win32 method that requires OLE. OleRequired first checks to see if OLE has been initialized on the current thread. If not, it initializes the thread for OLE.

NoteNote:

Unless a thread calls OLE methods directly, you do not need to call this method.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0
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