Miscellaneous

GtkAdjustment - A GtkObject representing an adjustable bounded value
GtkArrow - Displays an arrow
GtkCalendar - Displays a calendar and allows the user to select a date
GtkDrawingArea - A widget for custom user interface elements
GtkEventBox - A widget used to catch events for widgets which do not have their own window
GtkHandleBox - a widget for detachable window portions
GtkIMContextSimple - An input method context supporting table-based input methods
GtkIMMulticontext - An input method context supporting multiple, loadable input methods
GtkSizeGroup - Grouping widgets so they request the same size
GtkTooltips - Add tips to your widgets
GtkViewport - An adapter which makes widgets scrollable
GtkAccessible - Accessibility support for widgets