gtk-sharp 2.12.0.0 Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details. Event data. The event invokes delegates which pass event data via this class. GLib.SignalArgs Constructor Public Constructor. Create a new instance with this constructor if you need to invoke a delegate. Property Gtk.TextIter Gets the last character in the range this tag was applied to. A Property Gtk.TextIter Gets the first character in the range this tag was applied to. A Property Gtk.TextTag Gets the tag that was applied to the text.