revalidateDrivers();
    public void open(File file) throws Exception {        PatchEdit.showWaitDialog();        setTitle(file.getName());        filename = file;        FileInputStream f = new FileInputStream(file);        ObjectInputStream s = new ObjectInputStream(f);        myModel.setSceneList((ArrayList) s.readObject());        for (int i = 0; i < myModel.getRowCount(); i++)            myModel.getPatchAt(i).chooseDriver();        s.close();        f.close();        PatchEdit.hideWaitDialog();        statusBar.setText(myModel.getRowCount() + " Patches");    }