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()

Source Link

Document

Constructs a new TextField.

Usage

From source file:AddingDocumentListenerJTextFieldSample.java

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

    JTextField textField = new JTextField();
    frame.add(textField, BorderLayout.NORTH);

    DocumentListener documentListener = new DocumentListener() {
        public void changedUpdate(DocumentEvent documentEvent) {
            printIt(documentEvent);/*from  w  w  w  .  jav a  2s  . c  om*/
        }

        public void insertUpdate(DocumentEvent documentEvent) {
            printIt(documentEvent);
        }

        public void removeUpdate(DocumentEvent documentEvent) {
            printIt(documentEvent);
        }

        private void printIt(DocumentEvent documentEvent) {
            DocumentEvent.EventType type = documentEvent.getType();
            String typeString = null;
            if (type.equals(DocumentEvent.EventType.CHANGE)) {
                typeString = "Change";
            } else if (type.equals(DocumentEvent.EventType.INSERT)) {
                typeString = "Insert";
            } else if (type.equals(DocumentEvent.EventType.REMOVE)) {
                typeString = "Remove";
            }
            System.out.print("Type : " + typeString);
            Document source = documentEvent.getDocument();
            int length = source.getLength();
            System.out.println("Length: " + length);
        }
    };
    textField.getDocument().addDocumentListener(documentListener);

    frame.setSize(250, 150);
    frame.setVisible(true);
}

From source file:MainFrameBorderLayout.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.BEFORE_FIRST_LINE);

    frame.add(outerPanel);//  w  w  w  . ja  va 2 s.  com
    frame.setSize(300, 200);
    frame.setVisible(true);

}

From source file:Main.java

public static void main(String args[]) throws Exception {
    JPanel panel = new JPanel(new BorderLayout());
    JLabel label = new JLabel("Name: ");
    label.setDisplayedMnemonic(KeyEvent.VK_N);
    JTextField textField = new JTextField();
    label.setLabelFor(textField);//from  w ww .j a va 2 s  . c o m
    panel.add(label, BorderLayout.WEST);
    panel.add(textField, BorderLayout.CENTER);

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(panel, BorderLayout.NORTH);
    frame.add(new JButton("Somewhere Else"), BorderLayout.SOUTH);
    frame.setSize(250, 150);
    frame.setVisible(true);

    textField.setText("your text");
    String filename = "test.txt";

    FileWriter writer = new FileWriter(filename);
    textField.write(writer);
    writer.close();

}

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);/*from www  . j ava  2 s .com*/
    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:LabelFor.java

public static void main(String args[]) {
    JFrame f = new JFrame("LabelFor Sample");
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container content = f.getContentPane();
    JLabel label = new JLabel("Username");
    JTextField textField = new JTextField();
    label.setDisplayedMnemonic(KeyEvent.VK_U);
    label.setLabelFor(textField);/*from   w ww. ja  v  a  2s  .co m*/
    Container box = Box.createHorizontalBox();
    box.add(label);
    box.add(textField);
    content.add(box, BorderLayout.NORTH);
    content.add(new JButton("Submit"), BorderLayout.SOUTH);
    f.setSize(300, 200);
    f.setVisible(true);
}

From source file:TextSlider.java

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

    final JTextField textField = new JTextField();

    JScrollBar scrollBar = new JScrollBar(JScrollBar.HORIZONTAL);

    JPanel panel = new JPanel();
    panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));

    BoundedRangeModel brm = textField.getHorizontalVisibility();
    scrollBar.setModel(brm);/*from w  w  w.j  av  a 2s  .c  o m*/
    panel.add(textField);
    panel.add(scrollBar);

    final TextSlider ts = new TextSlider();
    textField.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            System.out.println("Text: " + textField.getText());
        }
    });
    frame.add(panel, BorderLayout.NORTH);
    frame.setSize(300, 100);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String args[]) {
    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);//www .j a va  2s.  c  o  m
    panel.add(label, BorderLayout.WEST);
    panel.add(textField, BorderLayout.CENTER);

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

    frame.add(panel, BorderLayout.NORTH);
    frame.setSize(250, 150);
    frame.setVisible(true);

}

From source file:Main.java

public static void main(String args[]) {
    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Box rowOne = new Box(BoxLayout.Y_AXIS);
    rowOne.add(new JLabel("Username"));
    rowOne.add(Box.createRigidArea(new Dimension(20, 20)));

    rowOne.add(new JTextField());
    Component rowTwo = Box.createVerticalStrut(2);

    f.add(rowOne, BorderLayout.NORTH);
    f.add(rowTwo, BorderLayout.SOUTH);
    f.setSize(300, 200);//from w  w w.jav  a 2s.co m
    f.setVisible(true);
}

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();
    label.setLabelFor(textField);//w ww .  j  av a  2s .  com

    panel.add(label, BorderLayout.WEST);
    panel.add(textField, BorderLayout.CENTER);
    frame.add(panel, BorderLayout.NORTH);
    frame.add(new JButton("Somewhere Else"), BorderLayout.SOUTH);
    frame.setSize(250, 150);
    frame.setVisible(true);
}

From source file:MainClass.java

public static void main(final String args[]) {
    JFrame frame = new JFrame("Offset Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JPanel panel = new JPanel(new BorderLayout());
    final JTextField textField = new JTextField();
    panel.add(textField, BorderLayout.CENTER);
    frame.add(panel, BorderLayout.NORTH);
    JButton button = new JButton("Get Offset");
    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            System.out.println("Offset: " + textField.getScrollOffset());
            System.out.println("Visibility: " + textField.getHorizontalVisibility());
            BoundedRangeModel model = textField.getHorizontalVisibility();
            int extent = model.getExtent();
            textField.setScrollOffset(extent);
        }//w  w w .  ja  va  2s.  c o m
    };
    button.addActionListener(actionListener);
    frame.add(button, BorderLayout.SOUTH);
    frame.setSize(250, 150);
    frame.setVisible(true);

}