DiagramDataBindingBehaviorBase.ClearExistingItems Property

Specifies whether to remove existing items before generating a diagram from the data source. This is a dependency property.

Namespace: DevExpress.Xpf.Diagram

Assembly: DevExpress.Xpf.Diagram.v24.2.dll

NuGet Package: DevExpress.Wpf.Diagram

Declaration

C#

public bool ClearExistingItems { get; set; }

VB.NET

Public Property ClearExistingItems As Boolean

Property Value

Type	Description
Boolean	true to remove existing items before generating a diagram from the data source; otherwise, false.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the ClearExistingItems property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

XAML

wpf-diagram-use-diagramdatabindingbehavior-to-generate-diagram-from-collection/CS/DiagramDataBindingBehavior/MainWindow.xaml#L13

<dxmvvm:Interaction.Behaviors>
    <dxdiag:DiagramDataBindingBehavior ItemsSource="{Binding ClassSource}" ConnectorsSource="{Binding ConnectionSource}" ConnectorFromMember="ConnectedFrom" ConnectorToMember="ConnectedTo" KeyMember="ClassName" LayoutKind="Sugiyama" ClearExistingItems="False" GenerateItem="DiagramDataBindingBehavior_GenerateItem" GenerateConnector="DiagramDataBindingBehavior_GenerateConnector">
        <dxdiag:DiagramDataBindingBehavior.TemplateDiagram>