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) {
    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 w ww .  j a v  a  2  s. c  om*/
        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);
}

From source file:Main.java

public static void main(String[] args) {
    String[] items = { "A", "B", "C" };
    JComboBox<String> comboBox1 = new MyComboBox1<>(items);
    JPanel p = new JPanel();
    p.add(comboBox1);/*ww w  .  j  a  v  a 2  s.  com*/

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

From source file:Main.java

public static void main(String args[]) {
    String[] columnNames = { "Date", "Field", "Home Team", "Visitor Team", "Score" };
    JFrame guiFrame = new JFrame();
    guiFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    guiFrame.setSize(500, 500);//from   w  w w .  ja va  2 s . c  o m

    JPanel panel = new JPanel();
    panel.setSize(450, 450);
    JLabel titleLabel = new JLabel("OK");
    String[][] data = new String[0][0];
    JTable scheduleTable = new JTable(data, columnNames);
    JScrollPane scrollPane = new JScrollPane(scheduleTable);
    panel.add(scrollPane);
    panel.add(titleLabel);

    guiFrame.add(panel);
    guiFrame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {
    String[] ITEMS1 = { "one", "two", "three", "four", "five" };
    String[] ITEMS2 = { "Monday", "Tuesday", "Wednesday", "Thursday", "Friday" };

    JPanel northPanel = new JPanel();
    northPanel.add(new JCheckBox("Reminder"));
    northPanel.add(new JComboBox(ITEMS1));
    northPanel.add(new JComboBox(ITEMS2));

    JPanel p = new JPanel(new BorderLayout());

    p.add(northPanel, BorderLayout.NORTH);
    p.add(new JScrollPane(new JTextArea(8, 30)), BorderLayout.CENTER);

    JFrame frame = new JFrame();
    frame.getContentPane().add(p);// www.  j a  v a  2  s .  co  m
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.pack();
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.getContentPane().setLayout(new BoxLayout(frame.getContentPane(), BoxLayout.Y_AXIS));

    JPanel a = new JPanel();
    a.setAlignmentX(Component.CENTER_ALIGNMENT);
    a.setPreferredSize(new Dimension(100, 100));
    a.setMaximumSize(new Dimension(100, 100)); // set max = pref
    a.setBorder(BorderFactory.createTitledBorder("aa"));
    JPanel b = new JPanel();
    b.setAlignmentX(Component.CENTER_ALIGNMENT);
    b.setPreferredSize(new Dimension(50, 50));
    b.setMaximumSize(new Dimension(50, 50)); // set max = pref
    b.setBorder(BorderFactory.createTitledBorder("bb"));

    frame.getContentPane().add(a);//  w  w  w .  ja v  a 2s.c o  m
    frame.getContentPane().add(b);
    frame.pack();
    frame.setVisible(true);
}

From source file:MainClass.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.X_AXIS);
    container.setLayout(layout);/*from   ww  w .j a  va2 s.  com*/

    for (int i = 0; i < labels.length; i++) {
        JButton button = new JButton(labels[i]);
        button.setAlignmentX(Component.BOTTOM_ALIGNMENT);
        container.add(button);
    }

    frame.add(container, BorderLayout.CENTER);

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

From source file:MainClass.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);
    container.setLayout(layout);// w w  w.j ava  2  s .  c o  m

    for (int i = 0; i < labels.length; i++) {
        JButton button = new JButton(labels[i]);
        button.setAlignmentX(Component.LEFT_ALIGNMENT);
        container.add(button);
    }

    frame.add(container, BorderLayout.CENTER);

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

From source file:MainClass.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.X_AXIS);
    container.setLayout(layout);//  w  w w.j av  a2s .  c o  m

    for (int i = 0; i < labels.length; i++) {
        JButton button = new JButton(labels[i]);
        button.setAlignmentX(Component.TOP_ALIGNMENT);
        container.add(button);
    }

    frame.add(container, BorderLayout.CENTER);

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

From source file:MainClass.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);
    container.setLayout(layout);//from ww  w .j a  v a 2  s  .  c o m

    for (int i = 0; i < labels.length; i++) {
        JButton button = new JButton(labels[i]);
        button.setAlignmentX(Component.CENTER_ALIGNMENT);
        container.add(button);
    }

    frame.add(container, BorderLayout.CENTER);

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

From source file:MainClass.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);
    container.setLayout(layout);/* ww  w.jav  a2  s.  c om*/

    for (int i = 0; i < labels.length; i++) {
        JButton button = new JButton(labels[i]);
        button.setAlignmentX(Component.RIGHT_ALIGNMENT);
        container.add(button);
    }

    frame.add(container, BorderLayout.CENTER);

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