GTK+ 2.0 Tutorial . Prev . ... Widget Overview . Next . The following widgets do not have an associated window. If you want to capture events, you'll have to use the EventBox. See the section on the EventBox widget. ... We'll further our exploration of GTK by examining each widget in turn, creating a few simple functions to display them. Another good source is the testgtk program that comes with GTK. ... Widget Hierarchy . ... The Button Widget ...