Example usage for javax.swing JPanel JPanel

Introduction

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

Prototype

public JPanel()

Source Link

Document

Creates a new JPanel with a double buffer and a flow layout.

Usage

From source file:Main.java

public static void main(String[] args) {
    JProgressBar progressBar = new JProgressBar();
    progressBar.setOpaque(false);/*from  ww  w.j av  a 2 s  . c o m*/
    progressBar.setUI(new GradientPalletProgressBarUI());

    JPanel p = new JPanel();
    p.add(progressBar);
    p.add(new JButton(new AbstractAction("Start") {
        @Override
        public void actionPerformed(ActionEvent e) {
            SwingWorker<Void, Void> worker = new SwingWorker<Void, Void>() {
                @Override
                public Void doInBackground() {
                    int current = 0, lengthOfTask = 100;
                    while (current <= lengthOfTask && !isCancelled()) {
                        try {
                            Thread.sleep(50);
                        } catch (Exception ie) {
                            return null;
                        }
                        setProgress(100 * current / lengthOfTask);
                        current++;
                    }
                    return null;
                }
            };
            worker.addPropertyChangeListener(new ProgressListener(progressBar));
            worker.execute();
        }
    }));

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
    frame.getContentPane().add(p);
    frame.setSize(320, 240);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    String mapUrlPath = "http://www.java2s.com/style/download.png";
    URL mapUrl = new URL(mapUrlPath);
    BufferedImage mapImage = ImageIO.read(mapUrl);
    Image newMapImage = Toolkit.getDefaultToolkit()
            .createImage(new FilteredImageSource(mapImage.getSource(), new XorFilter()));
    ImageIcon mapIcon = new ImageIcon(mapImage);
    ImageIcon newMapIcon = new ImageIcon(newMapImage);

    JPanel imagePanel = new JPanel();
    imagePanel.add(new JLabel(mapIcon));
    imagePanel.add(new JLabel(newMapIcon));

    JOptionPane.showMessageDialog(null, imagePanel);
}

From source file:CutPasteSample.java

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

    JTextField textField = new JTextField();

    frame.add(textField, BorderLayout.NORTH);

    Action actions[] = textField.getActions();

    Action cutAction = findAction(actions, DefaultEditorKit.cutAction);
    Action copyAction = findAction(actions, DefaultEditorKit.copyAction);
    Action pasteAction = findAction(actions, DefaultEditorKit.pasteAction);

    JPanel panel = new JPanel();
    frame.add(panel, BorderLayout.SOUTH);

    JButton cutButton = new JButton(cutAction);
    cutButton.setText("Cut");
    panel.add(cutButton);/*from w  w  w .j  a  v a  2 s.  c o  m*/

    JButton copyButton = new JButton(copyAction);
    copyButton.setText("Copy");
    panel.add(copyButton);

    JButton pasteButton = new JButton(pasteAction);
    pasteButton.setText("Paste");
    panel.add(pasteButton);
    frame.setSize(250, 250);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    String mapUrlPath = "http://www.java2s.com/style/download.png";
    URL mapUrl = new URL(mapUrlPath);
    BufferedImage mapImage = ImageIO.read(mapUrl);
    Image newMapImage = Toolkit.getDefaultToolkit()
            .createImage(new FilteredImageSource(mapImage.getSource(), new GrayFilter()));
    ImageIcon mapIcon = new ImageIcon(mapImage);
    ImageIcon newMapIcon = new ImageIcon(newMapImage);

    JPanel imagePanel = new JPanel();
    imagePanel.add(new JLabel(mapIcon));
    imagePanel.add(new JLabel(newMapIcon));

    JOptionPane.showMessageDialog(null, imagePanel);
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    String mapUrlPath = "http://www.java2s.com/style/download.png";
    URL mapUrl = new URL(mapUrlPath);
    BufferedImage mapImage = ImageIO.read(mapUrl);
    Image newMapImage = Toolkit.getDefaultToolkit()
            .createImage(new FilteredImageSource(mapImage.getSource(), new RedBlueSwapFilter()));
    ImageIcon mapIcon = new ImageIcon(mapImage);
    ImageIcon newMapIcon = new ImageIcon(newMapImage);

    JPanel imagePanel = new JPanel();
    imagePanel.add(new JLabel(mapIcon));
    imagePanel.add(new JLabel(newMapIcon));

    JOptionPane.showMessageDialog(null, imagePanel);
}

From source file:MaxLengthDocument.java

public static void main(String[] a) {
    Document doc = new MaxLengthDocument(5); // set maximum length to 5
    JTextField field = new JTextField(doc, "", 8);

    JPanel flowPanel = new JPanel();
    flowPanel.add(field);/* ww w . ja  va 2 s .c o  m*/
    JFrame frame = new JFrame("MaxLengthDocument demo");
    frame.setContentPane(flowPanel);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(160, 80);
    frame.setVisible(true);
}

From source file:DefaultSample.java

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

    JTextField textField = new JTextField();
    frame.add(textField, BorderLayout.NORTH);

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            System.out.println(actionEvent.getActionCommand() + " selected");
        }//ww  w  .j  a  va 2  s . c  o m
    };
    JPanel panel = new JPanel();
    JButton defaultButton = new JButton("Default Button");
    defaultButton.addActionListener(actionListener);
    panel.add(defaultButton);

    JButton otherButton = new JButton("Other Button");
    otherButton.addActionListener(actionListener);
    panel.add(otherButton);

    frame.add(panel, BorderLayout.SOUTH);

    Keymap keymap = textField.getKeymap();
    KeyStroke keystroke = KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0, false);
    keymap.removeKeyStrokeBinding(keystroke);

    frame.getRootPane().setDefaultButton(defaultButton);

    frame.setSize(250, 150);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {
    JScrollPane sPane = new JScrollPane();
    sPane.setPreferredSize(new Dimension(200, 150));
    JButton button = new JButton(new AbstractAction("Create Table") {
        public void actionPerformed(ActionEvent arg0) {
            DefaultTableModel model = new DefaultTableModel(new Integer[][] { { 1, 2 }, { 3, 4 } },
                    new String[] { "A", "B" });
            JTable table = new JTable(model);
            sPane.getViewport().add(table);
        }// w  w w.ja  v a2s.  c  o  m
    });
    JPanel panel = new JPanel();
    panel.add(sPane);
    panel.add(button);
    JOptionPane.showMessageDialog(null, panel);

}

From source file:Main.java

public static void main(String args[]) {
    SpinnerNumberModel model = new SpinnerNumberModel(0.0, -1000.0, 1000.0, 0.1);
    JSpinner s = new JSpinner(model);
    JSpinner.NumberEditor editor = new JSpinner.NumberEditor(s);
    s.setEditor(editor);/*from w  w w . ja  v  a2  s .  c o  m*/
    JTextField stepText = new JTextField(10);
    JButton bStepSet = new JButton("Set Step");
    bStepSet.addActionListener(e -> {
        Double val = Double.parseDouble(stepText.getText().trim());
        model.setStepSize(val);
    });
    JFrame f = new JFrame();
    Container c = f.getContentPane();
    c.add(s);
    JPanel southPanel = new JPanel();
    southPanel.add(stepText);
    southPanel.add(bStepSet);
    c.add(southPanel, BorderLayout.SOUTH);
    f.pack();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    String mapUrlPath = "http://www.java2s.com/style/download.png";
    URL mapUrl = new URL(mapUrlPath);
    BufferedImage mapImage = ImageIO.read(mapUrl);
    Image newMapImage = Toolkit.getDefaultToolkit()
            .createImage(new FilteredImageSource(mapImage.getSource(), new GrayToColorFilter(Color.red)));
    ImageIcon mapIcon = new ImageIcon(mapImage);
    ImageIcon newMapIcon = new ImageIcon(newMapImage);

    JPanel imagePanel = new JPanel();
    imagePanel.add(new JLabel(mapIcon));
    imagePanel.add(new JLabel(newMapIcon));

    JOptionPane.showMessageDialog(null, imagePanel);
}