Source. Data Source Changed Event
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Occurs when a data source control has changed in some way that affects data-bound controls.
public: event EventHandler ^ DataSourceChanged;
event EventHandler DataSourceChanged;
member this.DataSourceChanged : EventHandler
Event DataSourceChanged As EventHandler
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. For example, the event is raised if a file name property, such as the DataFile property, is changed on a file-based data source control.
For more information about how to handle events, see Handling and Raising Events.