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.XtraDiagram

Assembly: DevExpress.XtraDiagram.v24.1.dll

NuGet Package: DevExpress.Win.Diagram

Declaration

C#

[DiagramCategory(DiagramCategory.DiagramItems)]
public event EventHandler<DiagramQueryItemDrawActionEventArgs> QueryItemDrawAction

VB.NET

<DiagramCategory(DiagramCategory.DiagramItems)>
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.
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.