Example usage for javax.swing JPanel add

Introduction

In this page you can find the example usage for javax.swing JPanel add.

Prototype

public Component add(Component comp) 

Source Link

Document

Appends the specified component to the end of this container.

Usage

From source file:Main.java

public static void main(String[] args) {
    JLabel label1 = new JLabel("BottomRight", SwingConstants.RIGHT);
    JLabel label2 = new JLabel("CenterLeft", SwingConstants.LEFT);
    JLabel label3 = new JLabel("TopCenter", SwingConstants.CENTER);
    label1.setVerticalAlignment(SwingConstants.BOTTOM);
    label2.setVerticalAlignment(SwingConstants.CENTER);
    label3.setVerticalAlignment(SwingConstants.TOP);

    label1.setBorder(BorderFactory.createLineBorder(Color.black));
    label2.setBorder(BorderFactory.createLineBorder(Color.black));
    label3.setBorder(BorderFactory.createLineBorder(Color.black));

    JFrame frame = new JFrame("AlignmentExample");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JPanel p = new JPanel(new GridLayout(3, 1, 8, 8));
    p.add(label1);
    p.add(label2);/*from   w w w. j  a va2  s.  co m*/
    p.add(label3);
    p.setBorder(BorderFactory.createEmptyBorder(8, 8, 8, 8));
    frame.setContentPane(p);
    frame.setSize(200, 200);
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    JComboBox<String> comboBox = new JComboBox<>(new String[] { "A", "B", "C" });
    comboBox.setEditable(true);//w  w w .  ja  va 2 s. co  m

    JTextField editorComponent = (JTextField) comboBox.getEditor().getEditorComponent();
    editorComponent.addActionListener(e -> {
        editorComponent.transferFocus();
    });

    JPanel panel = new JPanel(new FlowLayout());
    panel.add(new JLabel("Field 1"));
    panel.add(comboBox);
    panel.add(new JLabel("Field 2"));
    panel.add(new JTextField(10));
    panel.add(new JLabel("Field 3"));
    panel.add(new JTextField(10));

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setLocationRelativeTo(null);

    Container c = frame.getContentPane();
    c.setLayout(new BorderLayout());
    c.add(panel, BorderLayout.CENTER);
    frame.pack();
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    JTextField account = new JTextField(10);
    JPanel accountPanel = new JPanel(new GridLayout());
    accountPanel.add(account);
    accountPanel.setBorder(new TitledBorder("Account"));

    String[] firstDigitList = { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9" };

    JLabel firstDigitListLabel = new JLabel("Leading Digit Change");
    JPanel firstDigitListPanel = new JPanel(new BorderLayout(4, 2));
    firstDigitListPanel.add(firstDigitListLabel, BorderLayout.WEST);
    JComboBox firstDigitCombo = new JComboBox(firstDigitList);
    firstDigitListPanel.add(firstDigitCombo);
    firstDigitCombo.setSelectedIndex(0);
    firstDigitListPanel.setBorder(new TitledBorder("LDC"));

    JPanel panel = new JPanel();
    panel.add(accountPanel);/*from www .  j  av  a 2  s  . com*/
    panel.add(firstDigitListPanel);

    int result = JOptionPane.showConfirmDialog(null, panel, "Please Enter Values",
            JOptionPane.OK_CANCEL_OPTION);
}

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From source file:Main.java

public static void main(String[] args) {
    JTabbedPane tabbedPane;//from ww w  .  ja  v a 2s  .  co m
    JTextField txtFoo = new JTextField(10);
    JPanel pnlFoo = new JPanel();
    pnlFoo.add(new JButton("Button 1"));
    pnlFoo.add(new JLabel("Foo"));
    pnlFoo.add(txtFoo);

    JTextField txtBar = new JTextField(10);
    JPanel pnlBar = new JPanel();
    pnlBar.add(new JButton("Button 3"));
    pnlBar.add(new JLabel("Bar"));
    pnlBar.add(txtBar);

    tabbedPane = new JTabbedPane();
    tabbedPane.addTab("Tab 1", pnlFoo);
    tabbedPane.addTab("Tab 2", pnlBar);

    tabbedPane.addChangeListener(e -> {
        Component comp = tabbedPane.getSelectedComponent();
        if (comp.equals(pnlFoo)) {
            txtFoo.requestFocusInWindow();
        } else if (comp.equals(pnlBar)) {
            txtBar.requestFocusInWindow();
        }
    });

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(460, 200);
    frame.getContentPane().add(tabbedPane, BorderLayout.CENTER);
    frame.setVisible(true);

    txtFoo.requestFocusInWindow();
}

---

From source file:Main.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    GraphicsDevice device = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice();
    device.setFullScreenWindow(frame);//  w w  w .  j a v  a2s.c  o  m
    device.setDisplayMode(new DisplayMode(800, 600, 32, 60));

    frame.addWindowListener(new WindowAdapter() {
        @Override
        public void windowIconified(WindowEvent we) {
            if (programmatic) {
                programmatic = false;
                frame.setState(JFrame.NORMAL);
            }
        }
    });

    JButton btn = new JButton();
    btn.setText("Btn");
    final JPanel panel = new JPanel();

    panel.add(btn);
    frame.add(panel);

    btn.addActionListener(e -> {
        programmatic = true;
        JOptionPane.showMessageDialog(panel, "Sample");
    });
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    frame.setUndecorated(true);// w w  w . j a  va  2 s . c  om
    frame.setBackground(new Color(0, 0, 0, 0));
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setContentPane(new ShadowPane());

    JPanel panel = new JPanel(new GridBagLayout());
    panel.add(new JLabel("Look ma, no hands"));

    frame.add(panel);
    frame.pack();
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    Object[] items = new Object[] { "Dog", "Cat", "Other" };
    DefaultComboBoxModel dcbm = new DefaultComboBoxModel(items);
    JComboBox comboBox = new JComboBox(dcbm);
    comboBox.setPreferredSize(new Dimension(200, 20));
    comboBox.addItemListener(e -> {//  w  w  w.j a  va  2 s  .com
        Object selectedItem = comboBox.getSelectedItem();
        boolean editable = selectedItem instanceof String && ((String) selectedItem).equals("Other");
        comboBox.setEditable(editable);
    });
    comboBox.getEditor().addActionListener(e -> {
        Object newItem = comboBox.getEditor().getItem();
        DefaultComboBoxModel d = (DefaultComboBoxModel) comboBox.getModel();
        d.addElement(newItem);
        d.setSelectedItem(newItem);

    });

    JPanel content = new JPanel(new FlowLayout());
    content.add(new JLabel("Test:"));
    content.add(comboBox);

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setContentPane(content);
    frame.pack();
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    int TIMER_DELAY = 2000;
    String[] data = { "A", "B", "C", "D" };

    DefaultComboBoxModel<String> model = new DefaultComboBoxModel<>(data);

    JComboBox<String> combobox = new JComboBox<>(model);
    JList<String> jlist = new JList<>(model);

    new Timer(TIMER_DELAY, new ActionListener() {
        private int count = 0;

        public void actionPerformed(ActionEvent e) {
            model.addElement("count: " + count);
            count++;/*from ww w  .j  a  v a  2  s  .  c om*/
        }
    }).start();

    JPanel comboPanel = new JPanel();
    comboPanel.add(combobox);

    JPanel listPanel = new JPanel();
    listPanel.add(new JScrollPane(jlist));

    JPanel panel = new JPanel(new GridLayout(1, 0));
    panel.add(comboPanel);
    panel.add(listPanel);
    panel.setPreferredSize(new Dimension(400, 200));

    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.getContentPane().add(panel);
    f.pack();
    f.setVisible(true);
}

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From source file:SimpleGridBag.java

public static void main(String[] args) {
    JFrame f = new JFrame();
    JPanel p = new JPanel();

    p.setLayout(new GridBagLayout());
    p.add(new JButton("Java"));
    p.add(new JButton("Source"));
    p.add(new JButton("and"));
    p.add(new JButton("Support."));

    WindowListener wndCloser = new WindowAdapter() {
        public void windowClosing(WindowEvent e) {
            System.exit(0);/*w ww.  j a  v  a  2  s .  c  o  m*/
        }
    };
    f.addWindowListener(wndCloser);

    f.getContentPane().add(p);
    f.setSize(600, 200);
    f.show();
}

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From source file:Main.java

public static void main(String[] args) {
    int BTN_COUNT = 3;
    int VERT_GAP = 10;
    int EB_GAP = 5;
    float TITLE_SIZE = 36f;
    String TITLE_TEXT = "This is my Title";

    JLabel titleLabel = new JLabel(TITLE_TEXT, SwingConstants.CENTER);
    titleLabel.setFont(titleLabel.getFont().deriveFont(TITLE_SIZE));
    JPanel titlePanel = new JPanel();
    titlePanel.add(titleLabel);

    JPanel buttonPanel = new JPanel(new GridLayout(1, 0, 5, 0));
    for (int i = 0; i < BTN_COUNT; i++) {
        JButton btn = new JButton("Button " + (i + 1));
        buttonPanel.add(btn);// w  w  w. j  a  va  2s.c  om
    }

    JTextArea textArea = new JTextArea(20, 30);

    JPanel mainPanel = new JPanel();
    mainPanel.setBorder(BorderFactory.createEmptyBorder(EB_GAP, EB_GAP, EB_GAP, EB_GAP));
    mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.PAGE_AXIS));
    mainPanel.add(titlePanel);
    mainPanel.add(Box.createVerticalStrut(VERT_GAP));
    mainPanel.add(buttonPanel);
    mainPanel.add(Box.createVerticalStrut(VERT_GAP));
    mainPanel.add(new JScrollPane(textArea));

    JFrame frame = new JFrame();
    frame.getContentPane().add(mainPanel, BorderLayout.CENTER);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.pack();
    frame.setVisible(true);

}

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