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(String title) throws HeadlessException

Source Link

Document

Creates a new, initially invisible Frame with the specified title.

Usage

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Verifier Sample");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JTextField textField1 = new JTextField();
    JTextField textField2 = new JTextField();
    InputVerifier verifier = new InputVerifier() {
        public boolean verify(JComponent comp) {
            boolean returnValue;
            JTextField textField = (JTextField) comp;
            try {
                Integer.parseInt(textField.getText());
                returnValue = true;/*from  w w  w  .j av a  2  s. c  o m*/
            } catch (NumberFormatException e) {
                returnValue = false;
            }
            return returnValue;
        }
    };
    textField1.setInputVerifier(verifier);
    frame.add(textField1, BorderLayout.NORTH);
    frame.add(textField2, BorderLayout.CENTER);
    frame.setSize(300, 100);
    frame.setVisible(true);
}

From source file:MainClass.java

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

    TitledBorder centerBorder = BorderFactory.createTitledBorder("Center");
    centerBorder.setTitleJustification(TitledBorder.CENTER);
    JButton centerButton = new JButton();
    centerButton.setBorder(centerBorder);

    Container contentPane = frame.getContentPane();
    contentPane.add(centerButton);//w  ww.j a  v a 2  s  . c  o m
    frame.setSize(300, 200);
    frame.setVisible(true);

}

From source file:Main.java

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

    JButton closeButton = new JButton("Close");
    contentPane.add(closeButton);//  www.  j av  a 2  s  . c om

    closeButton.addActionListener(e -> System.exit(0));
    // Add a MouseListener to the JButton
    closeButton.addMouseListener(new MouseAdapter() {
        @Override
        public void mouseEntered(MouseEvent e) {
            closeButton.setText("Mouse has  entered!");
        }

        @Override
        public void mouseExited(MouseEvent e) {
            closeButton.setText("Mouse has  exited!");
        }
    });
    frame.pack();
    frame.setVisible(true);
}

From source file:Main.java

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

    JPanel buttonPanel = new JPanel();
    buttonPanel.setLayout(new GridLayout(3, 0));

    for (int i = 1; i <= 9; i++) {
        buttonPanel.add(new JButton("Button  " + i));
    }/*w w  w .jav  a 2  s  .  c o m*/

    contentPane.add(buttonPanel, BorderLayout.CENTER);
    frame.pack();
    frame.setVisible(true);
}

From source file:MenuSample.java

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

    JMenuBar bar = new JMenuBar();

    // File Menu, F - Mnemonic
    JMenu fileMenu = new JMenu("File");
    fileMenu.setMnemonic(KeyEvent.VK_F);
    bar.add(fileMenu);//ww w  .  j ava2 s .  c  o m

    // Edit Menu, E - Mnemonic
    JMenu editMenu = new JMenu("Edit");
    editMenu.setMnemonic(KeyEvent.VK_E);
    bar.add(editMenu);

    // Move help menu to right side
    bar.add(Box.createHorizontalGlue());

    // Help Menu, H - Mnemonic
    JMenu helpMenu = new JMenu("Help");
    helpMenu.setMnemonic(KeyEvent.VK_H);
    bar.add(helpMenu);

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

From source file:TextAreaExample.java

public static void main(String[] args) {
    JFrame f = new JFrame("Text Area Examples");
    JPanel upperPanel = new JPanel();
    JPanel lowerPanel = new JPanel();
    f.getContentPane().add(upperPanel, "North");
    f.getContentPane().add(lowerPanel, "South");

    upperPanel.add(new JTextArea(content));
    upperPanel.add(new JTextArea(content, 6, 10));
    upperPanel.add(new JTextArea(content, 3, 8));

    lowerPanel.add(new JScrollPane(new JTextArea(content, 6, 8)));
    JTextArea ta = new JTextArea(content, 6, 8);
    ta.setLineWrap(true);//w  ww .  j  av a 2 s  . co m
    lowerPanel.add(new JScrollPane(ta));

    ta = new JTextArea(content, 6, 8);
    ta.setLineWrap(true);
    ta.setWrapStyleWord(true);
    lowerPanel.add(new JScrollPane(ta));

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

From source file:ActionButtonSample.java

public static void main(String args[]) {
    JFrame frame = new JFrame("DefaultButton");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            String command = actionEvent.getActionCommand();
            System.out.println("Selected: " + command);
        }/*from   www  .  jav a 2s . c o  m*/
    };
    frame.setLayout(new GridLayout(2, 2, 10, 10));
    JButton button1 = new JButton("Text Button");
    button1.setActionCommand("First");
    button1.addActionListener(actionListener);
    frame.add(button1);
    frame.setSize(300, 200);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Selecting Toggle");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JToggleButton toggleButton = new JToggleButton("Toggle Button");

    ItemListener itemListener = new ItemListener() {
        public void itemStateChanged(ItemEvent itemEvent) {
            int state = itemEvent.getStateChange();
            if (state == ItemEvent.SELECTED) {
                System.out.println("Selected");
            } else {
                System.out.println("Deselected");
            }//from ww w.j  a v  a  2s . c  om
        }
    };
    // Attach Listeners
    toggleButton.addItemListener(itemListener);
    frame.add(toggleButton, BorderLayout.NORTH);
    frame.setSize(300, 125);
    frame.setVisible(true);
}

From source file:Main.java

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

    // File Menu, F - Mnemonic
    JMenu fileMenu = new JMenu("File");
    fileMenu.setMnemonic(KeyEvent.VK_F);
    menuBar.add(fileMenu);//from  w w  w.jav  a  2s .c o m

    // File->New, N - Mnemonic
    JMenuItem newMenuItem = new JMenuItem("New", KeyEvent.VK_N);
    fileMenu.add(newMenuItem);

    // Separator
    fileMenu.addSeparator();

    // File->Save, S - Mnemonic
    JMenuItem saveMenuItem = new JMenuItem("Save", KeyEvent.VK_S);
    fileMenu.add(saveMenuItem);

    frame.setJMenuBar(menuBar);
    frame.setSize(350, 250);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(final String args[]) {
    String labels[] = { "A", "B", "C", "D", "E" };
    JFrame frame = new JFrame("Sizing Samples");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JList jlist1 = new JList(labels);
    jlist1.setVisibleRowCount(4);//  w  w  w.ja v  a 2 s. c  om
    JScrollPane scrollPane1 = new JScrollPane(jlist1);
    frame.add(scrollPane1, BorderLayout.NORTH);

    frame.setSize(300, 350);
    frame.setVisible(true);
}