A collection of various containers (container, window, scroll, etc).
class/GuiAutoScrollCtrl class/GuiContainer class/GuiControlArrayControl class/GuiDynamicCtrlArrayControl class/GuiFrameSetCtrl class/GuiPaneControl class/GuiPanel class/GuiRolloutCtrl class/GuiScrollCtrl class/GuiSpeedometerHud class/GuiSplitContainer class/GuiStackControl class/GuiTabBookCtrl class/GuiTabPageCtrl class/GuiTreeViewCtrl class/GuiWindowCtrl