GTK+ 3 Reference Manual
Menus, Combo Box, Toolbar
GtkComboBox
— A widget used to choose from a list of items
GtkComboBoxText
— A simple, text-only combo box
GtkMenu
— A menu widget
GtkMenuBar
— A subclass of GtkMenuShell which holds GtkMenuItem widgets
GtkMenuItem
GtkImageMenuItem
GtkRadioMenuItem
GtkCheckMenuItem
GtkSeparatorMenuItem
— A separator used in menus
GtkTearoffMenuItem
GtkToolShell
— Interface for containers containing GtkToolItem widgets
GtkToolbar
— Create bars of buttons and other widgets
GtkToolItem
— The base class of widgets that can be added to GtkToolShell
GtkToolPalette
— A tool palette with categories
GtkToolItemGroup
— A sub container used in a tool palette
GtkSeparatorToolItem
— A toolbar item that separates groups of other toolbar items
GtkToolButton
GtkMenuToolButton
GtkToggleToolButton
GtkRadioToolButton