CWhile
(SymbolicC Package Symbol) CWhile[test, body] is a symbolic representation of a while statement.
GUIKit provides a higher-level Mathematica expression syntax for defining a graphical user interface along with a runtime environment for managing and deploying these ...
SetWidgetReference[name, value] registers a widget with string name in the widget registry for the current interface.
SymbolicGUIKitXMLToWidget[body] converts a GUIKitXML representation into the equivalent user interface expression.
UnsetWidgetReference[name] removes a widget from the registry with a name in the current interface.
WidgetFill[] is a widget layout placeholder used when adjacent widgets should not dominate the layout space.
WidgetGroup[{content, ...}] specifies custom layout settings for how the content widgets are displayed.