Assembly: System.Design (in system.design.dll)
The following code example uses the EditorAttribute to associate the DataGridColumnCollectionEditor class and the UITypeEditor class (the collection editor's base class) with a custom Columns property. The property is a reference to the DataGridColumnCollection class.
Windows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.