RichTextBox.CreateRichEditOleCallback Method ()


Creates an IRichEditOleCallback-compatible object for handling rich-edit callback operations.

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

	Flags = SecurityPermissionFlag.UnmanagedCode)]
protected virtual object CreateRichEditOleCallback()

Return Value

Type: System.Object

An object that implements the IRichEditOleCallback interface.

Notes to Inheritors:

You can override this method in your derived class to enable access to the underlying rich-edit features. If you override this method, all drag-and-drop events will not be raised. As a result, you will have to provide your own support for drag-and-drop operations. For more information about the IRichEditOleCallback interface, see the Platform SDK documentation at


for the immediate caller to call unmanaged code. Associated enumeration: SecurityPermissionFlag.UnmanagedCode

.NET Framework
Available since 1.1
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