'Declaration

Public Overrides Property Enabled As Boolean

public override bool Enabled { get; set; }

public: __property bool get_Enabled(); override;
public: __property void set_Enabled(
   bool value
); override;

public:
property bool Enabled {
   bool get() override;;
   void set(bool value) override;;
}

True - [TextMarkupTool] must markup selected text after text selection; false - [TextMarkupTool] must not markup selected text after text selection.
Default value is true.