Enables you to prevent an end-user from activating the editors of individual diagram items.
NuGet Package: DevExpress.Wpf.Diagram
public event EventHandler<DiagramShowingEditorEventArgs> ShowingEditor
Public Event ShowingEditor As EventHandler(Of DiagramShowingEditorEventArgs)
The ShowingEditor event's data class is.
The ShowingEditor event is raised before a diagram item’s text editor is activated, allowing you to cancel the action and prevent the text from being edited. To do this, set the event parameter’s Cancel property to false.