Name that is shown to the user in plural.
A signal that should be emitted when the item list has changed.
Optional shutdownA string used as the body text in the shutdown all confirmation dialog.
Optional shutdownA string used to describe the shutdown all action.
Optional shutdownThe icon to show for shutting down an individual item in this section.
Optional shutdownA string used to describe the shutdown action.
Optional supportsWhether the manager supports tree view for its items or only a flat list.
Optional toolbarUsed to add arbitrary buttons to this section
List the running models.
If the manager supports tree view, it should set the flag
supportsMultipleViews.
It must return nested item if mode is tree.
Otherwise it must return a flat list.
A manager of running items grouped under a single section.