Example usage for javax.swing JPanel 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[] a) {
    JFrame frame = new JFrame("Alignment Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    String labels[] = { "--", "----", "--------", "------------" };

    JPanel container = new JPanel();
    BoxLayout layout = new BoxLayout(container, BoxLayout.Y_AXIS);
    System.out.println(layout.maximumLayoutSize(container));
    container.setLayout(layout);

    for (int i = 0; i < labels.length; i++) {
        JButton button = new JButton(labels[i]);
        container.add(button);/*from  w  ww.  ja  v  a 2  s .  c  om*/
    }

    frame.add(container, BorderLayout.CENTER);

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

From source file:Main.java

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

    String labels[] = { "--", "----", "--------", "------------" };

    JPanel container = new JPanel();
    BoxLayout layout = new BoxLayout(container, BoxLayout.Y_AXIS);
    System.out.println(layout.getAxis() == BoxLayout.Y_AXIS);
    container.setLayout(layout);

    for (int i = 0; i < labels.length; i++) {
        JButton button = new JButton(labels[i]);
        container.add(button);//from  ww  w  . j a  v  a  2s  . c om
    }

    frame.add(container, BorderLayout.CENTER);

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

From source file:Main.java

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

    String labels[] = { "--", "----", "--------", "------------" };

    JPanel container = new JPanel();
    BoxLayout layout = new BoxLayout(container, BoxLayout.Y_AXIS);
    System.out.println(layout.preferredLayoutSize(container));
    container.setLayout(layout);

    for (int i = 0; i < labels.length; i++) {
        JButton button = new JButton(labels[i]);
        container.add(button);/*www .  j  ava2  s  . co  m*/
    }

    frame.add(container, BorderLayout.CENTER);

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

From source file:Main.java

public static void main(String[] args) {
    final JProgressBar progressBar = new JProgressBar(0, 10);

    final CounterTask task = new CounterTask();
    task.addPropertyChangeListener(new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent evt) {
            if ("progress".equals(evt.getPropertyName())) {
                progressBar.setValue((Integer) evt.getNewValue());
            }/*from  w ww  . j ava  2  s. c om*/
        }
    });
    JButton startButton = new JButton("Start");
    startButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            task.execute();
        }
    });

    JButton cancelButton = new JButton("Cancel");
    cancelButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            task.cancel(true);
        }
    });

    JPanel buttonPanel = new JPanel();
    buttonPanel.add(startButton);
    buttonPanel.add(cancelButton);

    JPanel cp = new JPanel();
    LayoutManager layout = new BoxLayout(cp, BoxLayout.Y_AXIS);
    cp.setLayout(layout);
    cp.add(buttonPanel);
    cp.add(progressBar);

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

From source file:Main.java

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

    String labels[] = { "--", "----", "--------", "------------" };

    JPanel container = new JPanel();
    BoxLayout layout = new BoxLayout(container, BoxLayout.Y_AXIS);
    System.out.println(layout.getLayoutAlignmentY(container));
    container.setLayout(layout);

    for (int i = 0; i < labels.length; i++) {
        JButton button = new JButton(labels[i]);
        container.add(button);//from   w w w  .  j a  v a2s  .  c o m
    }

    frame.add(container, BorderLayout.CENTER);

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

From source file:Main.java

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

    String labels[] = { "--", "----", "--------", "------------" };

    JPanel container = new JPanel();
    BoxLayout layout = new BoxLayout(container, BoxLayout.Y_AXIS);
    System.out.println(layout.getLayoutAlignmentX(container));
    container.setLayout(layout);

    for (int i = 0; i < labels.length; i++) {
        JButton button = new JButton(labels[i]);
        container.add(button);//w  w w . j a  v  a  2s  .c o  m
    }

    frame.add(container, BorderLayout.CENTER);

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

From source file:Main.java

public static void main(String[] args) {
    JTextArea textArea = new JTextArea(10, 20);
    final JProgressBar progressBar = new JProgressBar(0, 10);

    final CounterTask task = new CounterTask();
    task.addPropertyChangeListener(new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent evt) {
            if ("progress".equals(evt.getPropertyName())) {
                progressBar.setValue((Integer) evt.getNewValue());
            }/*from  www .  j a va2s  . co m*/
        }
    });
    JButton startButton = new JButton("Start");
    startButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            task.execute();
        }
    });

    JButton cancelButton = new JButton("Cancel");
    cancelButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            task.cancel(true);
        }
    });

    JPanel buttonPanel = new JPanel();
    buttonPanel.add(startButton);
    buttonPanel.add(cancelButton);

    JPanel cp = new JPanel();
    LayoutManager layout = new BoxLayout(cp, BoxLayout.Y_AXIS);
    cp.setLayout(layout);
    cp.add(buttonPanel);
    cp.add(new JScrollPane(textArea));
    cp.add(progressBar);

    JFrame frame = new JFrame("SwingWorker Demo");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setContentPane(cp);
    frame.pack();
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    JPanel panel = new JPanel();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    GroupLayout layout = new GroupLayout(panel);
    panel.setLayout(layout);

    JButton buttonD = new JButton("D");
    JButton buttonR = new JButton("R");
    JButton buttonY = new JButton("Y");
    JButton buttonO = new JButton("O");
    JButton buttonT = new JButton("T");

    GroupLayout.SequentialGroup leftToRight = layout.createSequentialGroup();

    leftToRight.addComponent(buttonD);/*ww w .ja  v a2 s  .  c o m*/
    GroupLayout.ParallelGroup columnMiddle = layout.createParallelGroup();
    columnMiddle.addComponent(buttonR);
    columnMiddle.addComponent(buttonO);
    columnMiddle.addComponent(buttonT);
    leftToRight.addGroup(columnMiddle);
    leftToRight.addComponent(buttonY);

    GroupLayout.SequentialGroup topToBottom = layout.createSequentialGroup();
    GroupLayout.ParallelGroup rowTop = layout.createParallelGroup();
    rowTop.addComponent(buttonD);
    rowTop.addComponent(buttonR);
    rowTop.addComponent(buttonY);
    topToBottom.addGroup(rowTop);
    topToBottom.addComponent(buttonO);
    topToBottom.addComponent(buttonT);

    layout.setHorizontalGroup(leftToRight);
    layout.setVerticalGroup(topToBottom);

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

From source file:DocumentModel.java

public static void main(String[] args) {
    final StyledDocument doc;
    final JTextPane textpane;

    JFrame f = new JFrame();

    f.setTitle("Document Model");

    JToolBar toolbar = new JToolBar();
    JButton boldb = new JButton("bold");
    JButton italb = new JButton("italic");
    JButton strib = new JButton("strike");
    JButton undeb = new JButton("underline");

    toolbar.add(boldb);//from   ww  w  . jav  a  2 s . c om
    toolbar.add(italb);
    toolbar.add(strib);
    toolbar.add(undeb);

    f.add(toolbar, BorderLayout.NORTH);

    JPanel panel = new JPanel();
    panel.setLayout(new BorderLayout());
    panel.setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));

    JScrollPane pane = new JScrollPane();
    textpane = new JTextPane();
    textpane.setBorder(BorderFactory.createEmptyBorder(8, 8, 8, 8));

    doc = textpane.getStyledDocument();

    Style style = textpane.addStyle("Bold", null);
    StyleConstants.setBold(style, true);

    style = textpane.addStyle("Italic", null);
    StyleConstants.setItalic(style, true);

    style = textpane.addStyle("Underline", null);
    StyleConstants.setUnderline(style, true);

    style = textpane.addStyle("Strike", null);
    StyleConstants.setStrikeThrough(style, true);

    boldb.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent e) {
            doc.setCharacterAttributes(textpane.getSelectionStart(),
                    textpane.getSelectionEnd() - textpane.getSelectionStart(), textpane.getStyle("Bold"),
                    false);
        }
    });

    italb.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent e) {
            doc.setCharacterAttributes(textpane.getSelectionStart(),
                    textpane.getSelectionEnd() - textpane.getSelectionStart(), textpane.getStyle("Italic"),
                    false);
        }

    });

    strib.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent e) {
            doc.setCharacterAttributes(textpane.getSelectionStart(),
                    textpane.getSelectionEnd() - textpane.getSelectionStart(), textpane.getStyle("Strike"),
                    false);
        }

    });

    undeb.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent e) {
            doc.setCharacterAttributes(textpane.getSelectionStart(),
                    textpane.getSelectionEnd() - textpane.getSelectionStart(), textpane.getStyle("Underline"),
                    false);
        }
    });

    pane.getViewport().add(textpane);
    panel.add(pane);

    f.add(panel);

    f.setSize(new Dimension(380, 320));
    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();
    JPanel panel = new JPanel();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    GroupLayout layout = new GroupLayout(panel);
    panel.setLayout(layout);

    System.out.println(layout.getLayoutStyle());

    JButton buttonD = new JButton("D");
    JButton buttonR = new JButton("R");
    JButton buttonY = new JButton("Y");
    JButton buttonO = new JButton("O");
    JButton buttonT = new JButton("T");

    GroupLayout.SequentialGroup leftToRight = layout.createSequentialGroup();

    leftToRight.addComponent(buttonD);//from w  ww  .jav a2 s. c om
    GroupLayout.ParallelGroup columnMiddle = layout.createParallelGroup();
    columnMiddle.addComponent(buttonR);
    columnMiddle.addComponent(buttonO);
    columnMiddle.addComponent(buttonT);
    leftToRight.addGroup(columnMiddle);
    leftToRight.addComponent(buttonY);

    GroupLayout.SequentialGroup topToBottom = layout.createSequentialGroup();
    GroupLayout.ParallelGroup rowTop = layout.createParallelGroup();
    rowTop.addComponent(buttonD);
    rowTop.addComponent(buttonR);
    rowTop.addComponent(buttonY);
    topToBottom.addGroup(rowTop);
    topToBottom.addComponent(buttonO);
    topToBottom.addComponent(buttonT);

    layout.setHorizontalGroup(leftToRight);
    layout.setVerticalGroup(topToBottom);

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