public DockingActionIf getToolbarAction(String actionName) {

		for (WindowActionManager actionManager : windowToActionManagerMap.values()) {
			DockingActionIf action = actionManager.getToolbarAction(actionName);
			if (action != null) {
				return action;
			}
		}
		return null;
	}
Class to manage all the global actions that show up on the main tool menubar or toolbar
Ghidra/Framework/Docking/src/main/java/docking/GlobalMenuAndToolBarManager.java