DockLayoutManager.MDIItemActivating Event

Fires before an MDI child panel is activated.

Namespace: DevExpress.Xpf.Docking

Assembly: DevExpress.Xpf.Docking.v20.1.dll

Declaration

public event MDIItemCancelEventHandler MDIItemActivating
Public Event MDIItemActivating As MDIItemCancelEventHandler

Event Data

The MDIItemActivating event's data class is ItemCancelEventArgs. The following properties provide information specific to this event:

Property Description
Cancel Gets or sets whether the current operation must be canceled.
Handled Gets or sets a value that indicates the present state of the event handling for a routed event as it travels the route. Inherited from RoutedEventArgs.
Item Gets the currently processed item. Inherited from ItemEventArgs.
OriginalSource Gets the original reporting source as determined by pure hit testing, before any possible Source adjustment by a parent class. Inherited from RoutedEventArgs.
RoutedEvent Gets or sets the RoutedEvent associated with this RoutedEventArgs instance. Inherited from RoutedEventArgs.
Source Gets or sets a reference to the object that raised the event. Inherited from RoutedEventArgs.

Remarks

You can handle this event to prevent an MDI child panel from being activated. To accomplish this task, set the event's Cancel parameter to true.

See Also