DiagramControl.QueryItemDrawAction Event

Fires repeatedly as the end-user hovers over the diagram canvas while a drawing tool (Rectangle, Ellipse, Right Triangle or Hexagon) is selected.

Namespace: DevExpress.Xpf.Diagram

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

Declaration

public event EventHandler<DiagramQueryItemDrawActionEventArgs> QueryItemDrawAction
Public Event QueryItemDrawAction As EventHandler(Of DiagramQueryItemDrawActionEventArgs)

Event Data

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

Property Description
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.

Remarks

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.

See Also