IToolBarManager tbm = getToolBarManager();
tbm.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS));
tbm.add(new Separator());
tbm.add(new ColorDropDownAction(actionStore).listenToMouseOn(tbm));
tbm.add(new LayerDropDownAction(actionStore).listenToMouseOn(tbm));
tbm.add(new LabelDrowDownAction(actionStore).listenToMouseOn(tbm));
tbm.add(linkWithSelection = new LinkWithSelectionAction(theController, memento));
tbm.add(forceSelection = new ForceSelectionAction(theController, memento));
}