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[] a) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JTextField textField = new JTextField("A TextField");
    textField.addFocusListener(new FocusListener() {
        public void focusGained(FocusEvent e) {
            displayMessage("Focus gained", e);
        }/*from  w  w w  . j ava 2 s .com*/

        public void focusLost(FocusEvent e) {
            displayMessage("Focus lost", e);
        }

        void displayMessage(String prefix, FocusEvent e) {
            System.out.println(e.getID() == FocusEvent.FOCUS_LOST);
        }
    });
    frame.add(textField, "North");
    frame.add(new JTextField(), "South");
    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 outerPanel = new JPanel(new BorderLayout());
    JPanel topPanel = new JPanel(new BorderLayout());
    JLabel label = new JLabel("Name:");
    JTextField text = new JTextField();
    topPanel.add(label, BorderLayout.PAGE_END);
    topPanel.add(text, BorderLayout.CENTER);
    outerPanel.add(topPanel, BorderLayout.AFTER_LAST_LINE);

    frame.add(outerPanel);/*from  ww  w  . ja  v a2  s  . co  m*/
    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);

    JTextField textField = new JTextField("A TextField");
    textField.addFocusListener(new FocusListener() {
        public void focusGained(FocusEvent e) {
            displayMessage("Focus gained", e);
        }/* w w  w.  j  a va2  s  .c o m*/

        public void focusLost(FocusEvent e) {
            displayMessage("Focus lost", e);
        }

        void displayMessage(String prefix, FocusEvent e) {
            System.out.println(e.getID() == FocusEvent.FOCUS_LAST);
        }
    });
    frame.add(textField, "North");
    frame.add(new JTextField(), "South");
    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);

    JTextField textField = new JTextField("A TextField");
    textField.addFocusListener(new FocusListener() {
        public void focusGained(FocusEvent e) {
            displayMessage("Focus gained", e);
        }/*from  w  w w  . ja  v  a  2  s.  c  o m*/

        public void focusLost(FocusEvent e) {
            displayMessage("Focus lost", e);
        }

        void displayMessage(String prefix, FocusEvent e) {
            System.out.println(e.getID() == FocusEvent.FOCUS_FIRST);
        }
    });
    frame.add(textField, "North");
    frame.add(new JTextField(), "South");
    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);

    JTextField textField = new JTextField("A TextField");
    textField.addFocusListener(new FocusListener() {
        public void focusGained(FocusEvent e) {
            displayMessage("Focus gained", e);
        }/*from w ww .  ja v a2  s  .com*/

        public void focusLost(FocusEvent e) {
            displayMessage("Focus lost", e);
        }

        void displayMessage(String prefix, FocusEvent e) {
            System.out.println(e.paramString());
        }
    });
    frame.add(textField, "North");
    frame.add(new JTextField(), "South");
    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 outerPanel = new JPanel(new BorderLayout());
    JPanel topPanel = new JPanel(new BorderLayout());
    JLabel label = new JLabel("Name:");
    JTextField text = new JTextField();
    topPanel.add(label, BorderLayout.LINE_END);
    topPanel.add(text, BorderLayout.CENTER);
    outerPanel.add(topPanel, BorderLayout.AFTER_LAST_LINE);

    frame.add(outerPanel);/*from  w ww. j a v  a 2s.co m*/
    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 outerPanel = new JPanel(new BorderLayout());
    JPanel topPanel = new JPanel(new BorderLayout());
    JLabel label = new JLabel("Name:");
    JTextField text = new JTextField();
    topPanel.add(label, BorderLayout.BEFORE_LINE_BEGINS);
    topPanel.add(text, BorderLayout.CENTER);
    outerPanel.add(topPanel, BorderLayout.AFTER_LINE_ENDS);

    frame.add(outerPanel);//from   w  w w. j  a  v  a2  s .  com
    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 outerPanel = new JPanel(new BorderLayout());
    JPanel topPanel = new JPanel(new BorderLayout());
    JLabel label = new JLabel("Name:");
    JTextField text = new JTextField();
    topPanel.add(label, BorderLayout.BEFORE_LINE_BEGINS);
    topPanel.add(text, BorderLayout.CENTER);
    outerPanel.add(topPanel, BorderLayout.AFTER_LAST_LINE);

    frame.add(outerPanel);/*  w  w w  .  ja va2  s.  com*/
    frame.setSize(300, 200);
    frame.setVisible(true);

}

From source file:BasicDraw.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    frame.add(new MyComponent());

    frame.setSize(300, 300);//ww  w . j  av  a  2  s.  c  o m
    frame.setVisible(true);
}

From source file:DebugGraphicsDemo.java

public static void main(String[] a) {

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JButton bn = new JButton();

    RepaintManager repaintManager = RepaintManager.currentManager(bn);
    repaintManager.setDoubleBufferingEnabled(false);

    bn.setDebugGraphicsOptions(/*  w  w  w .  j  a  v  a  2  s  .  c om*/
            DebugGraphics.BUFFERED_OPTION | DebugGraphics.FLASH_OPTION | DebugGraphics.LOG_OPTION);

    frame.add(bn);

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

    frame.add(bn);
}