Here is a list of all properties with links to the classes they belong to:

- u -

• unifiedGeometry : KWin::Outline
• unresponsive : KWin::EffectWindow, KWin::Window
• useCompositing : KWin::Options
• useFlags : KWin::OptionsModel
• userModified : KWin::DesktopsModel
• utility : KWin::EffectWindow, KWin::Window