public DataTypeArchive openArchive(final DomainFile df, final int version) {
		OpenDomainFileTask task =
			new OpenDomainFileTask(df, version, tool, DataTypeManagerPlugin.this);
		new TaskLauncher(task, tool.getToolFrame(), 0);
		return task.getArchive();
	}
Create the actions for the menu on the tool.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/DataTypeManagerPlugin.java