- Bridge : KWinInternal::Client
- CheckIgnoreFocusStealingProcedure : KWinInternal::Client
- FetchNameInternalPredicate : KWinInternal::Client
- GeometryUpdatesPostponer : KWinInternal::Client
- ResetupRulesProcedure : KWinInternal::Client
- StackingUpdatesBlocker : KWinInternal::Workspace