jframe

public void doWindow() {

		JPanel panel1 = new JPanel(); //janela principal
		JPanel panel2 = new JPanel(); //janela configurações
		panel1.setLayout(new FlowLayout());

		//janela principal
		JFrame mainFrame = new JFrame("Scheduler");
		mainFrame.setSize(800, 550);
		mainFrame.setLocationRelativeTo(null);
		mainFrame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);

		mainFrame.add(panel1);

		//Botoes

		//Botao1
		JButton button1 = new JButton("Nova configuração");
		panel1.setLayout(null);
		button1.setBounds(300,100,200,60);
		panel1.add(button1);
		mainFrame.setVisible(true);
		button1.addActionListener(new ActionListener() {

			//janela de configuração
			public void actionPerformed(ActionEvent e) {
				JFrame configFrame = new JFrame("Configurações");
				configFrame.setSize(800, 550);
				configFrame.setLocationRelativeTo(null);
				configFrame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
				configFrame.add(panel2);
				mainFrame.setVisible(false);
				configFrame.setVisible(true);

				panel2.setLayout(null);

				//Campo1
				JLabel label1 = new JLabel("Nome da application pool");
				label1.setBounds(10, 50, 270, 25);
				label1.setHorizontalAlignment(JLabel.RIGHT);
				panel2.add(label1);

				//Campo1.1
				JTextField field1 = new JTextField();
				field1.setComponentOrientation(ComponentOrientation.LEFT_TO_RIGHT);
			    field1.setBorder(BorderFactory.createLoweredSoftBevelBorder());
			    field1.setEditable(false);
				field1.setBounds(350,50,350,25);
				field1.setEditable(true);
				panel2.add(field1);

				//Campo2
				JLabel label2 = new JLabel("Envio de aviso automático");
				label2.setBounds(10, 100, 270, 25);
				label2.setHorizontalAlignment(JLabel.RIGHT);
				panel2.add(label2);