Assembly: System.Design (in system.design.dll)
The OnDataSourceChanged base method connects the associated control that is derived from the BaseDataList class to the current data source, and if that is different from the data source to which the control was connected, the method updates the design-time markup.
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.