Example usage for javax.swing JFrame JFrame

Introduction

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

Prototype

public JFrame() throws HeadlessException

Source Link

Document

Constructs a new frame that is initially invisible.

Usage

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JPanel panel = new JPanel(new BorderLayout());
    JLabel label = new JLabel("Name: ");
    label.setDisplayedMnemonic(KeyEvent.VK_N);
    JTextField textField = new JTextField();
    textField.setHorizontalAlignment(JTextField.CENTER);

    label.setLabelFor(textField);//w w w.  j ava 2s. c om
    panel.add(label, BorderLayout.WEST);
    panel.add(textField, BorderLayout.CENTER);
    frame.add(panel, BorderLayout.NORTH);
    frame.setSize(250, 150);
    frame.setVisible(true);

}

From source file:JSplitPaneVerticalSetTopBottom.java

public static void main(String[] a) {
    JFrame horizontalFrame = new JFrame();
    horizontalFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JComponent topButton = new JButton("Left");
    JComponent bottomButton = new JButton("Right");
    JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
    splitPane.setTopComponent(topButton);
    splitPane.setBottomComponent(bottomButton);

    horizontalFrame.add(splitPane, BorderLayout.CENTER);
    horizontalFrame.setSize(150, 150);/*from   w w  w. j a  va 2 s.  co m*/
    horizontalFrame.setVisible(true);

}

From source file:Main.java

public static void main(String[] args) {
    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.setUndecorated(true);/*from  w w  w.  ja  va2 s.c  o  m*/
    JPanel panel = new JPanel();
    panel.add(new JLabel("Stackoverflow!"));
    panel.add(new JButton(new AbstractAction("Close") {
        @Override
        public void actionPerformed(ActionEvent e) {
            System.exit(0);
        }
    }));
    f.add(panel);
    f.pack();
    f.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {

    JFrame frame = new JFrame();

    JButton btn = new JButton("Test");

    JPanel panel = new JPanel();
    panel.add(btn);/*from  w w w  . j  av  a  2s  .co  m*/

    JTabbedPane tabbedPane = new JTabbedPane();
    tabbedPane.add("Tab1", panel);

    frame.add(tabbedPane, BorderLayout.CENTER);

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.pack();
    frame.setMinimumSize(new Dimension(300, 300));
    frame.setVisible(true);
}

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 w  ww .j a va 2 s .c  o m

    // Place a component at cell location (1,1)
    GridBagConstraints gbc = new GridBagConstraints();
    gbc.gridx = 1;
    gbc.gridy = 1;

    JButton component = new JButton("a");

    // Associate the gridbag constraints with the component
    gbl.setConstraints(component, gbc);

    container.add(component);

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

From source file:Main.java

public static void main(String[] args) {
    JFrame f = new JFrame();
    f.add(new JPanel() {
        @Override/*from   w  w  w .  ja v a2  s.c om*/
        public Dimension getPreferredSize() {
            return new Dimension(320, 240);
        }

    });
    f.pack();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    GraphicsDevice defaultScreen = ge.getDefaultScreenDevice();
    Rectangle rect = defaultScreen.getDefaultConfiguration().getBounds();
    int x = (int) rect.getMaxX() - f.getWidth();
    int y = (int) rect.getMaxY() - f.getHeight();
    f.setLocation(x, y);
    f.setVisible(true);
}

From source file:Main.java

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

    JPanel buttonPanel = new JPanel();
    buttonPanel.addContainerListener(new ContainerListener() {
        public void componentAdded(ContainerEvent e) {
            displayMessage(" added to ", e);
        }//  www. ja  v a  2  s. co  m

        public void componentRemoved(ContainerEvent e) {
            displayMessage(" removed from ", e);
        }

        void displayMessage(String action, ContainerEvent e) {
            System.out.println(((JButton) e.getChild()).getText() + " was" + action
                    + e.getContainer().getClass().getName());
        }
    });
    buttonPanel.add(new JButton("A"));

    frame.add(buttonPanel);

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

From source file:Main.java

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

    JPanel buttonPanel = new JPanel(true);
    buttonPanel.addContainerListener(new ContainerListener() {
        public void componentAdded(ContainerEvent e) {
            displayMessage(" added to ", e);
        }// w w  w  .j a  v  a 2  s .  c o  m

        public void componentRemoved(ContainerEvent e) {
            displayMessage(" removed from ", e);
        }

        void displayMessage(String action, ContainerEvent e) {
            System.out.println(((JButton) e.getChild()).getText() + " was" + action
                    + e.getContainer().getClass().getName());
        }
    });
    buttonPanel.add(new JButton("A"));

    frame.add(buttonPanel);

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

From source file:Main.java

public static void main(String[] args) {
    JFrame f = new JFrame();
    f.add(new JPanel() {
        @Override// www  .  j a  v  a 2s .c  om
        public Dimension getPreferredSize() {
            return new Dimension(320, 240);
        }

    });
    f.pack();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    GraphicsDevice defaultScreen = ge.getDefaultScreenDevice();
    Rectangle rect = defaultScreen.getDefaultConfiguration().getBounds();
    int x = (int) rect.getMaxX() - f.getWidth();
    int y = 0;
    f.setLocation(x, y);
    f.setVisible(true);

}

From source file:Main.java

public static void main(String[] args) {
    AbstractButton jb = new JButton("Press Me");
    System.out.println(jb.getRolloverSelectedIcon());

    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.getContentPane().add(jb);/*from  ww w.  j a  va  2  s . c o m*/
    f.pack();
    f.setVisible(true);
}