(UI 0.9.9)
An Area represents a canvas which can be used to draw, and respond to mouse and key events.
UI\Area::CtrlShall be set in the modifiers passed to key and mouse events when the CTRL key is active
UI\Area::AltShall be set in the modifiers passed to key and mouse events when the ALT key is active
UI\Area::ShiftShall be set in the modifiers passed to key and mouse events when the SHIFT key is active
UI\Area::SuperUI\Area::DownShall be set in the modifiers passed to key and mouse events
UI\Area::UpShall be set in the modifiers passed to key and mouse events