Menus, Combo Box, Toolbar

GtkComboBox — A widget used to choose from a list of items
GtkComboBoxEntry — A text entry field with a dropdown list
GtkMenu — A menu widget
GtkMenuBar — A subclass widget for GtkMenuShell which holds GtkMenuItem widgets
GtkMenuItem — The widget used for item in menus
GtkImageMenuItem — A menu item with an icon
GtkRadioMenuItem — A choice from multiple check menu items
GtkCheckMenuItem — A menu item with a check box
GtkSeparatorMenuItem — A separator used in menus
GtkTearoffMenuItem — A menu item used to tear off and reattach its menu
GtkToolbar — Create bars of buttons and other widgets
GtkToolItem — The base class of widgets that can be added to GtkToolbar
GtkSeparatorToolItem — A toolbar item that separates groups of other toolbar items
GtkToolButton — A GtkToolItem subclass that displays buttons
GtkMenuToolButton — A GtkToolItem containing a button with an additional dropdown menu
GtkToggleToolButton — A GtkToolItem containing a toggle button
GtkRadioToolButton — A toolbar item that contains a radio button