Example usage for javax.swing JPanel setLayout

List of usage examples for javax.swing JPanel setLayout

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  6. setLayout

Introduction

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

Prototype

public void setLayout(LayoutManager mgr)

Source Link

Document

Sets the layout manager for this container.

Usage

From source file:Main.java

public static void main(String[] args) {
    JTextField firstField = new JTextField(10);
    JTextField middleField = new JTextField(10);
    JTextField lastField = new JTextField(10);

    JLabel firstLabel = new JLabel("First Name", JLabel.RIGHT);
    firstLabel.setDisplayedMnemonic('F');
    firstLabel.setLabelFor(firstField);/*from   www  .j av  a2  s .  c  om*/

    JLabel middleLabel = new JLabel("Middle Initial", JLabel.RIGHT);
    middleLabel.setDisplayedMnemonic('I');
    middleLabel.setDisplayedMnemonicIndex(7);
    middleLabel.setLabelFor(middleField);

    JLabel lastLabel = new JLabel("Last Name", JLabel.RIGHT);
    lastLabel.setDisplayedMnemonic('L');
    lastLabel.setLabelFor(lastField);

    JPanel p = new JPanel();
    p.setLayout(new GridLayout(3, 2, 5, 5));
    p.add(firstLabel);
    p.add(firstField);
    p.add(middleLabel);
    p.add(middleField);
    p.add(lastLabel);
    p.add(lastField);

    JFrame f = new JFrame("MnemonicLabels");
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.setContentPane(p);
    f.pack();
    f.setVisible(true);
}

From source file:Main.java

public static void main(String... args) {
    JFrame f = new JFrame();
    JButton button;// w ww .j a  v a2 s  .c  o m

    JPanel p = new JPanel();
    button = new JButton("Button");
    p.setLayout(null);
    button.setBounds(40, 100, 100, 60);
    p.add(button);

    f.add(p);
    // setLayout(null);
    f.setDefaultCloseOperation(3);
    f.setSize(400, 400);
    f.setVisible(true);
}

From source file:GridBagWithWeight.java

public static void main(String[] args) {
    JFrame f = new JFrame("Demonstrates the use of weightx, weighty constraints");
    JPanel p = new JPanel();

    p.setLayout(new GridBagLayout());
    GridBagConstraints c = new GridBagConstraints();
    p.setLayout(new GridBagLayout());
    c = new GridBagConstraints();
    c.insets = new Insets(2, 2, 2, 2);
    c.weighty = 1.0;/*from  w  ww  . j  a  v a 2 s  . c o m*/
    c.weightx = 1.0;
    c.gridx = 0;
    c.gridy = 0;
    p.add(new JButton("Java"), c);
    c.gridx = 1;
    p.add(new JButton("Source"), c);
    c.gridx = 0;
    c.gridy = 1;
    p.add(new JButton("and"), c);
    c.gridx = 1;
    p.add(new JButton("Support."), c);

    WindowListener wndCloser = new WindowAdapter() {
        public void windowClosing(WindowEvent e) {
            System.exit(0);
        }
    };
    f.addWindowListener(wndCloser);

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

From source file:Main.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    final JLabel valueLabel = new JLabel(String.valueOf(value));
    JButton decButton = new JButton("-");
    decButton.addActionListener(e -> valueLabel.setText(String.valueOf(--value)));

    JButton incButton = new JButton("+");
    incButton.addActionListener(e -> valueLabel.setText(String.valueOf(++value)));

    JPanel panel = new JPanel();
    panel.setLayout(new GridBagLayout());
    GridBagConstraints c = new GridBagConstraints();
    c.weightx = 1;// ww w.  j av a  2s . c  o m
    c.gridx = 0;
    c.gridy = 0;
    panel.add(decButton, c);
    c.gridx = 1;
    panel.add(valueLabel, c);
    c.gridx = 2;
    panel.add(incButton, c);

    c.gridy = 1;
    int w = 32;
    for (c.gridx = 0; c.gridx < 3; c.gridx++) {
        panel.add(Box.createHorizontalStrut(w), c);
    }

    frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
    frame.add(panel);
    frame.pack();
    frame.setVisible(true);
}

From source file:FocusCycleSample.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Focus Cycle Sample");

    Container contentPane = frame.getContentPane();
    contentPane.setLayout(new GridLayout(3, 3));
    for (int i = 0; i < 8; i++) {
        JButton button = new JButton("" + i);
        contentPane.add(button);//from   ww  w  .j  av a  2 s  . com
    }

    JPanel panel = new FocusCycleConstrainedJPanel();
    panel.setLayout(new GridLayout(1, 3));
    for (int i = 0; i < 3; i++) {
        JButton button = new JButton("" + (i + 3));
        panel.add(button);
    }
    contentPane.add(panel);

    frame.setSize(300, 200);
    frame.setVisible(true);
}

From source file:GridBagWithContaints.java

public static void main(String[] args) {
    JFrame f = new JFrame("Demonstrates the use of gridx, gridy,ipadx, ipady and insets constraints");
    JPanel p = new JPanel();

    p.setLayout(new GridBagLayout());
    // creates a constraints object
    GridBagConstraints c = new GridBagConstraints();
    c.insets = new Insets(2, 2, 2, 2); // insets for all components
    c.gridx = 0; // column 0
    c.gridy = 0; // row 0
    c.ipadx = 5; // increases components width by 10 pixels
    c.ipady = 5; // increases components height by 10 pixels
    p.add(new JButton("Java"), c); // constraints passed in
    c.gridx = 1; // column 1
    // c.gridy = 0; // comment out this for reusing the obj
    c.ipadx = 0; // resets the pad to 0
    c.ipady = 0;/*from w w  w  .  j av  a 2  s .c om*/
    p.add(new JButton("Source"), c);
    c.gridx = 0; // column 0
    c.gridy = 1; // row 1
    p.add(new JButton("and"), c);
    c.gridx = 1; // column 1
    p.add(new JButton("Support."), c);

    WindowListener wndCloser = new WindowAdapter() {
        public void windowClosing(WindowEvent e) {
            System.exit(0);
        }
    };
    f.addWindowListener(wndCloser);

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

From source file:Main.java

public static void main(String[] args) {
    JFrame fr = new JFrame();
    JPanel p = new JPanel();
    p.setLayout(new BorderLayout());
    String[] ss = new String[] { "112", "1223", "1124", "1134" };
    fr.getContentPane().add(p);//  w ww  .  ja  v a 2s . c o m
    AutoCompleteComboBox cb = new AutoCompleteComboBox(ss);

    p.add("South", cb);
    p.add("Center", new JButton("test combo box"));
    fr.pack();
    fr.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {
    int ROWS = 100;
    JPanel content = new JPanel();
    content.setLayout(new BoxLayout(content, BoxLayout.Y_AXIS));
    content.add(new JLabel("Thanks for helping out. Use tab to move around."));
    for (int i = 0; i < ROWS; i++) {
        JTextField field = new JTextField("" + i);
        field.setName("field#" + i);
        content.add(field);/*w  w  w .  ja  va2 s.c  om*/
    }
    KeyboardFocusManager.getCurrentKeyboardFocusManager().addPropertyChangeListener("focusOwner",
            new PropertyChangeListener() {
                @Override
                public void propertyChange(PropertyChangeEvent evt) {
                    if (!(evt.getNewValue() instanceof JComponent)) {
                        return;
                    }
                    JViewport viewport = (JViewport) content.getParent();
                    JComponent focused = (JComponent) evt.getNewValue();
                    if (content.isAncestorOf(focused)) {
                        Rectangle rect = focused.getBounds();
                        Rectangle r2 = viewport.getVisibleRect();
                        content.scrollRectToVisible(
                                new Rectangle(rect.x, rect.y, (int) r2.getWidth(), (int) r2.getHeight()));
                    }
                }
            });
    JFrame window = new JFrame();
    window.setContentPane(new JScrollPane(content));
    window.setSize(200, 200);
    window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    window.setVisible(true);
}

From source file:Toolbars.java

public static void main(String[] args) {
    JToolBar toolbar1 = new JToolBar();
    JToolBar toolbar2 = new JToolBar();

    JPanel panel = new JPanel();
    panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));

    JButton newb = new JButton(new ImageIcon("new.png"));
    JButton openb = new JButton(new ImageIcon("open.png"));
    JButton saveb = new JButton(new ImageIcon("save.png"));

    toolbar1.add(newb);//from ww w.j  a va 2s  . c  o m
    toolbar1.add(openb);
    toolbar1.add(saveb);
    toolbar1.setAlignmentX(0);

    JButton exitb = new JButton(new ImageIcon("exit.png"));
    toolbar2.add(exitb);
    toolbar2.setAlignmentX(0);

    exitb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            System.exit(0);
        }
    });

    panel.add(toolbar1);
    panel.add(toolbar2);

    JFrame f = new JFrame();
    f.add(panel, BorderLayout.NORTH);

    f.setSize(300, 200);
    f.setLocationRelativeTo(null);
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {

    JFrame frame = new JFrame("Test");
    JPanel panel = new JPanel();
    JLabel label = new JLabel("CenteredJLabel");

    panel.setLayout(new GridBagLayout());
    panel.add(label);//w ww. j  av  a2s.c o  m
    panel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
    frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
    frame.add(panel);
    frame.setSize(400, 300);
    frame.setVisible(true);

}