Example usage for javax.swing JButton JButton

Introduction

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

Prototype

public JButton(Action a) 

Source Link

Document

Creates a button where properties are taken from the Action supplied.

Usage

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Button Sample");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    final JButton button1 = new JButton("Select Me");
    final JButton button2 = new JButton("No Select Me");
    final Random random = new Random();

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            JButton button = (JButton) actionEvent.getSource();
            int red = random.nextInt(255);
            int green = random.nextInt(255);
            int blue = random.nextInt(255);
            button.setBackground(new Color(red, green, blue));
        }/*from  w  w  w .  j ava  2 s. co  m*/
    };

    PropertyChangeListener propertyChangeListener = new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent propertyChangeEvent) {
            String property = propertyChangeEvent.getPropertyName();
            if ("background".equals(property)) {
                button2.setBackground((Color) propertyChangeEvent.getNewValue());
            }
        }
    };

    button1.addActionListener(actionListener);
    button1.addPropertyChangeListener(propertyChangeListener);
    button2.addActionListener(actionListener);

    frame.add(button1, BorderLayout.NORTH);
    frame.add(button2, BorderLayout.SOUTH);
    frame.setSize(300, 100);
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    JPanel panel = new JPanel(new BorderLayout());
    final JTree tree = new JTree();
    panel.add(new JScrollPane(tree));
    JButton btn = new JButton("Press Me");
    btn.addActionListener(et -> {// w  ww.j a v a2s  . c o  m
        for (Enumeration e = ((TreeNode) tree.getModel().getRoot()).children(); e.hasMoreElements();) {
            TreeNode tn = (TreeNode) e.nextElement();
            tree.expandPath(new TreePath(((DefaultTreeModel) tree.getModel()).getPathToRoot(tn)));
        }
    });
    panel.add(btn, BorderLayout.SOUTH);
    JFrame frame = new JFrame("");
    frame.getContentPane().add(panel);
    frame.setSize(300, 300);
    frame.setLocation(100, 100);
    frame.pack();
    frame.show();
}

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From source file:Main.java

public static void main(String[] args) throws Exception {
    MaskFormatter formatter = new MaskFormatter("###-##-####");
    JFormattedTextField tf = new JFormattedTextField(formatter);
    JPanel panel = new JPanel(new BorderLayout());
    panel.add(tf, BorderLayout.NORTH);
    JButton clickBtn = new JButton("Click me!");
    clickBtn.addActionListener(e -> {
        if (!tf.getText().matches(formatter.getMask())) {
            System.err.println("Your Input does not match the pattern!");
        } else {/*from w  w  w  .  j  a va  2 s .c o  m*/
            System.out.println(tf.getText());
        }
    });
    panel.add(clickBtn, BorderLayout.SOUTH);
    JFrame f = new JFrame();

    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.getContentPane().add(panel, BorderLayout.CENTER);
    f.setSize(800, 600);
    f.setVisible(true);
}

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From source file:DefaultButton.java

public static void main(String[] a) {
    JDialog f = new JDialog();
    f.addWindowListener(new WindowAdapter() {
        public void windowClosing(WindowEvent e) {
            System.exit(0);//from w  ww.j a  va2 s.com
        }
    });

    JButton btOK = new JButton("Press Enter to click me, I am the default.");
    btOK.setToolTipText("Save and exit");
    f.getRootPane().setDefaultButton(btOK);

    JPanel p = new JPanel();
    p.add(btOK);
    p.add(new JButton("I am NOT the default."));
    f.getContentPane().add(p);

    f.pack();
    f.setSize(new Dimension(300, 200));

    f.show();

}

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From source file:AnEtchedBorder.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Etched Borders");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Border raisedBorder = new EtchedBorder(EtchedBorder.RAISED);
    Border loweredBorder = new EtchedBorder(EtchedBorder.LOWERED);
    JButton raisedButton = new JButton("Raised");
    raisedButton.setBorder(raisedBorder);
    JButton loweredButton = new JButton("Lowered");
    loweredButton.setBorder(loweredBorder);
    Container contentPane = frame.getContentPane();
    contentPane.setLayout(new GridLayout(1, 2, 5, 5));
    contentPane.add(raisedButton);/* w w  w.  j a va  2  s .  c  o m*/
    contentPane.add(loweredButton);
    frame.setSize(300, 100);
    frame.setVisible(true);
}

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From source file:MainClass.java

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

    JPanel panel = new JPanel();
    panel.setToolTipText("<HtMl>Tooltip<br>Message");
    frame.add(panel, BorderLayout.CENTER);

    JButton button = new JButton("Hello, World") {
        public JToolTip createToolTip() {
            JToolTip tip = super.createToolTip();
            tip.setBackground(Color.YELLOW);
            tip.setForeground(Color.RED);
            return tip;
        }/*from w  w w.ja v a 2s.c o m*/

        public boolean contains(int x, int y) {
            if (x < 100) {
                setToolTipText("x < 100");
            } else {
                setToolTipText("else");
            }
            return super.contains(x, y);
        }
    };

    button.setToolTipText("Hello, World");
    frame.add(button, BorderLayout.NORTH);

    frame.setSize(300, 150);
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    JPanel panel = new JPanel();
    JTextPane textPane = new JTextPane();

    JButton button = new JButton("Test");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    panel.setLayout(new BorderLayout());
    panel.setPreferredSize(new Dimension(200, 200));

    panel.add(textPane, BorderLayout.CENTER);
    panel.add(button, BorderLayout.SOUTH);
    textPane.addStyle("myStyle", null);

    button.addActionListener(e -> {//from ww w .  j  a v  a 2 s  . co  m
        StyledDocument doc = textPane.getStyledDocument();
        int start = textPane.getSelectionStart();
        int end = textPane.getSelectionEnd();
        if (start == end) {
            return;
        }
        if (start > end) {
            int life = start;
            start = end;
            end = life;
        }
        Style style = textPane.getStyle("myStyle");

        if (StyleConstants.isBold(style)) {
            StyleConstants.setBold(style, false);
        } else {
            StyleConstants.setBold(style, true);
        }
        doc.setCharacterAttributes(start, end - start, style, false);
    });

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

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From source file:ShowAction.java

public static void main(final String args[]) {
    JButton bn = new JButton(new ShowAction());

    JOptionPane.showMessageDialog(null, bn);
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    JFrame frame = new JFrame();
    Container container = frame.getContentPane();

    GridBagLayout gbl = new GridBagLayout();

    container.setLayout(gbl);//from ww  w. ja  v a2 s.  co m

    GridBagConstraints gbc = new GridBagConstraints();
    gbc.gridx = 1;
    gbc.gridy = 1;

    JButton component = new JButton("a");

    gbl.setConstraints(component, gbc);

    container.add(component);

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

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From source file:ToolBarSample.java

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

    JToolBar toolbar = new JToolBar();
    toolbar.setRollover(true);//  w  w w.  java2 s .c  o m

    JButton button = new JButton("button");
    toolbar.add(button);
    toolbar.addSeparator();

    toolbar.add(new JButton("button 2"));

    toolbar.add(new JComboBox(new String[] { "A", "B", "C" }));

    Container contentPane = frame.getContentPane();
    contentPane.add(toolbar, BorderLayout.NORTH);
    JTextArea textArea = new JTextArea();
    JScrollPane pane = new JScrollPane(textArea);
    contentPane.add(pane, BorderLayout.CENTER);
    frame.setSize(350, 150);
    frame.setVisible(true);
}

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