Raises each time the end-user attempts to resize a diagram item.
public event EventHandler<DiagramBeforeItemsResizingEventArgs> BeforeItemsResizing
Public Event BeforeItemsResizing As EventHandler(Of DiagramBeforeItemsResizingEventArgs)
The BeforeItemsResizing event's data class is DiagramBeforeItemsResizingEventArgs. The following properties provide information specific to this event:
|ActionSource||Indicates whether the resizing operation is performed using the selection handles or the Properties Panel.|
|Cancel||Gets or sets whether the event should be canceled. Inherited from CancelRoutedEventArgs.|
|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 collection of items that are being resized.|
|Mode||Indicates the direction of resizing.|
|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:
|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.|
The ActionSource event’s parameter indicates whether the resizing operation is performed using drag-and-drop or pressing key shortcuts. The Mode property indicates the direction of resizing.