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DiagramControl.CustomItemDragResult Event

Occurs before a drag and drop operation is completed.

Namespace: DevExpress.Xpf.Diagram

Assembly: DevExpress.Xpf.Diagram.v24.2.dll

NuGet Package: DevExpress.Wpf.Diagram

#Declaration

public event EventHandler<DiagramCustomItemDragResultEventArgs> CustomItemDragResult

#Event Data

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

Property Description
Canceled Indicates whether the drag-and-drop operation has been 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.
Items Returns the list of items that are objects of the drag-and-drop operation.
OriginalSource Gets the original reporting source as determined by pure hit testing, before any possible Source adjustment by a parent class. Inherited from RoutedEventArgs.
Result Returns the drag-and-drop operation result.
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 CustomItemDragResult event to implement drag and drop between the current DiagramControl and another control.

See Also