Example usage for javax.swing JTextField JTextField

Introduction

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

Prototype

public JTextField(int columns) 

Source Link

Document

Constructs a new empty TextField with the specified number of columns.

Usage

From source file:DnDBetweenJTextAreaAndJTextFieldDemo.java

public static void main(String[] args) {
    JFrame frame = new JFrame("Drag and Drop Demo");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setContentPane(new JPanel());
    JTextField textField = new JTextField(25);
    textField.setText("www.java2s.com");
    frame.add(textField);/*w  w w.  jav  a 2s  .  co m*/

    JTextArea textArea = new JTextArea(4, 25);
    textArea.setText("Demonstrating\ndrag and drop");
    frame.getContentPane().add(new JScrollPane(textArea));
    textArea.setDragEnabled(true);
    textField.setDragEnabled(true);
    frame.pack();
    frame.setVisible(true);

}

---

From source file:AlignmentSample.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Alignment Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container content = frame.getContentPane();
    content.setLayout(new GridLayout(0, 1));
    JTextField textField = new JTextField("Left");
    textField.setHorizontalAlignment(JTextField.LEFT);
    content.add(textField);/*from w  w  w  . java2s  . c o  m*/
    textField = new JTextField("Center");
    textField.setHorizontalAlignment(JTextField.CENTER);
    content.add(textField);
    textField = new JTextField("Right");
    textField.setHorizontalAlignment(JTextField.RIGHT);
    content.add(textField);
    textField = new JTextField("Leading");
    textField.setHorizontalAlignment(JTextField.LEADING);
    content.add(textField);
    textField = new JTextField("Trailing");
    textField.setHorizontalAlignment(JTextField.TRAILING);
    content.add(textField);
    frame.pack();
    frame.setSize(250, (int) frame.getSize().getHeight());
    frame.setVisible(true);
}

---

From source file:Main.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    JButton button = new JButton("Show Input Dialog Box");
    button.addActionListener(e -> {//ww w  . j ava  2s.c om
        JTextField xField = new JTextField(5);
        JTextField yField = new JTextField(5);
        JPanel myPanel = new JPanel();
        myPanel.add(new JLabel("x:"));
        myPanel.add(xField);
        myPanel.add(Box.createHorizontalStrut(15));
        myPanel.add(new JLabel("y:"));
        myPanel.add(yField);

        int result = JOptionPane.showConfirmDialog(null, myPanel, "Please Enter X and Y Values",
                JOptionPane.OK_CANCEL_OPTION);
        if (result == JOptionPane.OK_OPTION) {
            System.out.println("x value: " + xField.getText());
            System.out.println("y value: " + yField.getText());
        }
    });
    JPanel panel = new JPanel();
    panel.add(button);
    frame.add(panel);
    frame.setSize(400, 400);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setVisible(true);
}

---

From source file:BoxSample.java

public static void main(String args[]) {
    JFrame verticalFrame = new JFrame("Vertical");
    verticalFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Box verticalBox = Box.createVerticalBox();
    verticalBox.add(new JLabel("Top"));
    verticalBox.add(new JTextField("Middle"));
    verticalBox.add(new JButton("Bottom"));
    verticalFrame.add(verticalBox, BorderLayout.CENTER);
    verticalFrame.setSize(150, 150);//www.  ja v a2 s. c o m
    verticalFrame.setVisible(true);

}

---

From source file:BoxSample.java

public static void main(String args[]) {
    JFrame horizontalFrame = new JFrame("Horizontal");
    horizontalFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Box horizontalBox = Box.createHorizontalBox();
    horizontalBox.add(new JLabel("Left"));
    horizontalBox.add(new JTextField("Middle"));
    horizontalBox.add(new JButton("Right"));
    horizontalFrame.add(horizontalBox, BorderLayout.CENTER);
    horizontalFrame.setSize(150, 150);//  w ww  .jav  a2 s  .  co m
    horizontalFrame.setVisible(true);
}

---

From source file:Main.java

public static void main(String[] args) {
    JFrame aWindow = new JFrame();

    aWindow.setBounds(50, 100, 300, 300);
    aWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JTextField typingArea = new JTextField(20);
    typingArea.addKeyListener(new KeyListener() {
        /** Handle the key typed event from the text field. */
        public void keyTyped(KeyEvent e) {
            displayInfo(e, "KEY TYPED: ");
        }//from w  w  w .j  a va2 s .c o m

        /** Handle the key pressed event from the text field. */
        public void keyPressed(KeyEvent e) {
            displayInfo(e, "KEY PRESSED: ");
        }

        /** Handle the key released event from the text field. */
        public void keyReleased(KeyEvent e) {
            displayInfo(e, "KEY RELEASED: ");
        }

        protected void displayInfo(KeyEvent e, String s) {
            String keyString, modString, tmpString, actionString, locationString;
            int id = e.getID();
            if (id == KeyEvent.KEY_TYPED) {
                char c = e.getKeyChar();
                keyString = "key character = '" + c + "'";
            } else {
                int keyCode = e.getKeyCode();
                keyString = "key code = " + keyCode + " (" + KeyEvent.getKeyText(keyCode) + ")";
            }

            int modifiers = e.getModifiersEx();
            modString = "modifiers = " + modifiers;
            tmpString = KeyEvent.getModifiersExText(modifiers);
            if (tmpString.length() > 0) {
                modString += " (" + tmpString + ")";
            } else {
                modString += " (no modifiers)";
            }

            actionString = "action key? ";
            if (e.isActionKey()) {
                actionString += "YES";
            } else {
                actionString += "NO";
            }

            locationString = "key location: ";
            int location = e.getKeyLocation();
            if (location == KeyEvent.KEY_LOCATION_STANDARD) {
                locationString += "standard";
            } else if (location == KeyEvent.KEY_LOCATION_LEFT) {
                locationString += "left";
            } else if (location == KeyEvent.KEY_LOCATION_RIGHT) {
                locationString += "right";
            } else if (location == KeyEvent.KEY_LOCATION_NUMPAD) {
                locationString += "numpad";
            } else { // (location == KeyEvent.KEY_LOCATION_UNKNOWN)
                locationString += "unknown";
            }

            System.out.println(keyString);
            System.out.println(modString);
            System.out.println(actionString);
            System.out.println(locationString);
        }

    });
    aWindow.add(typingArea);
    aWindow.setVisible(true);
}

---

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    Box form = Box.createVerticalBox();
    form.add(new JLabel("Name:"));
    form.add(new JTextField("User Name"));

    form.add(new JLabel("Birthday:"));
    JFormattedTextField birthdayField = new JFormattedTextField(new SimpleDateFormat("MM/dd/yy"));
    birthdayField.setValue(new Date());
    form.add(birthdayField);/*from w w w .  ja  va  2s  .c o m*/

    form.add(new JLabel("Age:"));
    form.add(new JFormattedTextField(new Integer(32)));

    form.add(new JLabel("Hairs on Body:"));
    JFormattedTextField hairsField = new JFormattedTextField(new DecimalFormat("###,###"));
    hairsField.setValue(new Integer(100000));
    form.add(hairsField);

    form.add(new JLabel("Phone Number:"));
    JFormattedTextField phoneField = new JFormattedTextField(new MaskFormatter("(###)###-####"));
    phoneField.setValue("(314)888-1234");
    form.add(phoneField);

    JFrame frame = new JFrame("User Information");
    frame.getContentPane().add(form);
    frame.pack();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setVisible(true);
}

---

From source file:Main.java

public static void main(String[] args) {
    String items[] = { "Item1", "item1" };
    JFrame f = new JFrame();
    JPanel panel = new JPanel();
    JComboBox<String> combo = new JComboBox<>(items);
    combo.setEditable(true);//from   w w  w.j a v a 2s .  c  o  m

    JTextField txt = new JTextField(10);
    panel.add(combo);
    panel.add(txt);
    f.add(panel);
    combo.addItemListener(new ItemListener() {
        @Override
        public void itemStateChanged(ItemEvent ie) {
            String str = (String) combo.getSelectedItem();
            txt.setText(str);
        }
    });
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.setSize(400, 100);
    f.setVisible(true);
}

---

From source file:FormLayoutTester.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    frame.setLayout(new FormLayout());
    frame.add(new JLabel("A"));
    frame.add(new JTextField(15));
    frame.add(new JLabel("AA"));
    frame.add(new JTextField(20));
    frame.add(new JLabel("AAAA"));
    frame.add(new JTextField(10));
    frame.add(new JLabel("AAAAAA"));
    frame.add(new JTextField(2));
    frame.add(new JLabel("AAAAAAAA"));
    frame.add(new JTextField(5));
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.pack();//from  ww w.  j  a  va  2 s.c o m
    frame.setVisible(true);
}

---

From source file:Main.java

public static void main(String[] args) {
    JFrame aWindow = new JFrame("This is a Border Layout");
    aWindow.setBounds(30, 30, 300, 300);
    aWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JPanel p = new JPanel();

    p.add(new JTextField(10));
    p.add(new JTextField(10));
    p.add(new JTextField(10));
    p.add(new JTextField(10));
    p.add(new JTextField(10));
    p.add(new JTextField(10));

    Set<AWTKeyStroke> set = p.getFocusTraversalKeys(KeyboardFocusManager.UP_CYCLE_TRAVERSAL_KEYS);
    //set = new HashSet(set);
    KeyStroke up = KeyStroke.getKeyStroke("A");
    set.add(up);//from w  ww. j a  va  2s .c om
    System.out.println(set);
    p.setFocusTraversalKeys(KeyboardFocusManager.UP_CYCLE_TRAVERSAL_KEYS, set);
    aWindow.add(p);
    aWindow.setVisible(true);
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• »