BarItem.BeforeCommandExecute Event
Fires after the item was clicked before the specified command was executed.
Namespace: DevExpress.Xpf.Bars
Assembly: DevExpress.Xpf.Core.v24.2.dll
NuGet Package: DevExpress.Wpf.Core
Declaration
Event Data
The BeforeCommandExecute event's data class is ItemClickEventArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| 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 bar item that is currently being processed. |
| Link | Gets the bar item link that is currently being processed. |
| LinkControl | Gets the bar item link control that is currently being processed. |
| 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. |
The event data class exposes the following methods:
| Method | Description |
|---|---|
| InvokeEventHandler(Delegate, Object) | When overridden in a derived class, provides a way to invoke event handlers in a type-specific way, which can increase efficiency over the base implementation. Inherited from RoutedEventArgs. |
| OnSetSource(Object) | When overridden in a derived class, provides a notification callback entry point whenever the value of the Source property of an instance changes. Inherited from RoutedEventArgs. |
Remarks
Handle the BeforeCommandExecute event to perform some actions immediately after the item was clicked before the specified BarItem.Command was executed.
See Also