.NET Framework 4.6 and 4.5
The FileDialog type exposes the following members.
|Disposed||Occurs when the component is disposed by a call to the Dispose method. (Inherited from Component.)|
|FileOk||Occurs when the user clicks on the Open or Save button on a file dialog box.|
|HelpRequest||Occurs when the user clicks the Help button on a common dialog box. (Inherited from CommonDialog.)|