Occurs before the Tabs dialog is invoked.
public event TabsFormShowingEventHandler TabsFormShowing
Public Event TabsFormShowing As TabsFormShowingEventHandler
The TabsFormShowing event's data class is TabsFormShowingEventArgs. The following properties provide information specific to this event:
|ControllerParameters||Gets the information for initializing the Tabs dialog controls.|
|DialogResult||Gets or sets the return value of a dialog box. Inherited from ShowFormEventArgs.|
|Handled||Gets or sets whether an event was handled. If it was handled, the default actions are not required. Inherited from ShowFormEventArgs.|
|Parent||Gets or sets a parent of the form being shown. Inherited from ShowFormEventArgs.|
Handle the TabsFormShowing event to perform any actions prior to the Tabs dialog being shown. For example, you can substitute the standard dialog with a custom one and set the ShowFormEventArgs.Handled property to true, to prevent default event handling.