Fires repeatedly as the end-user hovers over the diagram canvas while a drawing tool (Rectangle, Ellipse, Right Triangle or Hexagon) is selected.
public event EventHandler<DiagramQueryItemDrawActionEventArgs> QueryItemDrawAction
Public Event QueryItemDrawAction As EventHandler(Of DiagramQueryItemDrawActionEventArgs)
The QueryItemDrawAction event's data class is DiagramQueryItemDrawActionEventArgs. The following properties provide information specific to this event:
|Allow||Specifies whether the end-user can use the selected drawing tool.|
|DiagramPoint||Returns the mouse pointer position within the diagram control.|
|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.|
|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.|
|Tool||Returns the drawing tool that the end-user is attempting to use.|
The Allow property specifies whether the end-user can use the selected drawing tool. The Tool property returns the drawing tool that the end-user is attempting to use.