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DockablePaneState.TabBehind

Property
Description:
Ignored unless %dockPosition% is Tabbed. The new pane will appear in a tab behind the specified existing pane ID.
Syntax
public DockablePaneId TabBehind { get; set; }
Exceptions
Exception Condition
ArgumentException When setting this property: no dockable pane has been registered with identifier tabBehind.
ArgumentNullException When setting this property: A non-optional argument was null