This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.
Occurs when the HierarchicalDataSourceControl has changed in some way that affects data-bound controls.
Assembly: System.Web (in System.Web.dll)
The DataSourceChanged event is raised when the properties of a data-bound control or the underlying data has changed in some way that affects the data bindings between a data-bound control and its data.
Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.