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  [Expand]DevExpress.XtraDiagram
  [Collapse]DevExpress.XtraDiagram.Options
   [Collapse]DiagramOptionsBehavior Class
     DiagramOptionsBehavior Members
     DiagramOptionsBehavior Constructor
    [Collapse]DiagramOptionsBehavior Properties
      ActiveTool Property
      AllowDiagramProperties Property
      AllowEmptySelection Property
      AllowPropertiesPanel Property
      BringIntoViewMargin Property
      ConnectorTool Property
      EllipseTool Property
      EnableProportionalResizing Property
      FileDialogFilter Property
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      SnapToGrid Property
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      Stencils Property
      ToolboxVisibility Property
      UseTabNavigation Property
    [Expand]DiagramOptionsBehavior Methods
   [Expand]DiagramOptionsCircularLayout Class
   [Expand]DiagramOptionsConnector Class
   [Expand]DiagramOptionsSugiyamaLayout Class
   [Expand]DiagramOptionsTipOverTreeLayout Class
   [Expand]DiagramOptionsTreeLayout Class
   [Expand]DiagramOptionsView Class
  [Expand]DevExpress.XtraEditors
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 End-User Documentation

DiagramOptionsBehavior.AllowEmptySelection Property

Specifies whether to allow selecting the root item.

Namespace:DevExpress.XtraDiagram.Options
Assembly:DevExpress.XtraDiagram.v17.2.dll

Expanded Syntax

Property value

Type: Boolean
true, to allow selecting the root item; otherwise, false.
The default is true.

Expanded Remarks

If the AllowEmptySelection property is set to false, clicking in the empty space in the canvas clears the DiagramControl.SelectedItems list. Otherwise, the DevExpress.XtraDiagram.DiagramRoot object is being selected.

Expanded See Also

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