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:Main.java

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

    JPanel contentPane = new JPanel();
    JTextField tField = new JTextField(10);
    ((AbstractDocument) tField.getDocument()).setDocumentFilter(new MyDocumentFilter());
    contentPane.add(tField);/*from  ww w  .  j  a  v  a  2  s  .  com*/

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

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From source file:SpringFormTest.java

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

    SpringLayout layout = new SpringLayout();
    contentPane.setLayout(layout);/*  w w  w.ja v a2 s .c  o m*/

    Component left = new JLabel("Left");
    Component right = new JTextField(15);

    contentPane.add(left);
    contentPane.add(right);

    layout.putConstraint(SpringLayout.WEST, left, 10, SpringLayout.WEST, contentPane);
    layout.putConstraint(SpringLayout.NORTH, left, 25, SpringLayout.NORTH, contentPane);
    layout.putConstraint(SpringLayout.NORTH, right, 25, SpringLayout.NORTH, contentPane);
    layout.putConstraint(SpringLayout.WEST, right, 20, SpringLayout.EAST, left);

    frame.setSize(300, 100);
    frame.show();
}

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From source file:Main.java

public static void main(String[] args) {
    JLabel userLabel = new JLabel("User Name");
    JLabel passLabel = new JLabel("Password");
    JTextField userText = new JTextField(20);
    JPasswordField passText = new JPasswordField(20);
    JButton loginButton = new JButton("Login");

    JPanel panel = new JPanel(new GridBagLayout());
    GridBagConstraints gbc = new GridBagConstraints();

    gbc.insets = new Insets(4, 4, 4, 4);
    gbc.gridx = 0;//from w w w  .j a  v a  2  s  . c  om
    gbc.gridy = 0;
    gbc.fill = GridBagConstraints.NONE;
    panel.add(userLabel, gbc);

    gbc.gridx = 1;
    gbc.gridy = 0;
    gbc.fill = GridBagConstraints.HORIZONTAL;
    panel.add(userText, gbc);

    gbc.gridx = 0;
    gbc.gridy = 1;
    gbc.fill = GridBagConstraints.NONE;
    panel.add(passLabel, gbc);

    gbc.gridx = 1;
    gbc.gridy = 1;
    gbc.fill = GridBagConstraints.HORIZONTAL;
    panel.add(passText, gbc);

    gbc.gridx = 0;
    gbc.gridy = 2;
    gbc.fill = GridBagConstraints.NONE;
    gbc.anchor = GridBagConstraints.CENTER;
    gbc.gridwidth = 2;
    panel.add(loginButton, gbc);

    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.getContentPane().add(new JScrollPane(panel));
    f.pack();
    f.setLocationRelativeTo(null);
    f.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    JPanel panel = new JPanel();
    JTextField tf1 = new JTextField(10);
    panel.add(tf1);//from  w  w  w  .j  a va2s .c o  m
    JTextField tf2 = new JTextField(10);
    panel.add(tf2);

    new TextPrompt("First Name", tf1);
    new TextPrompt("Last Name", tf2);

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(panel);
    frame.pack();
    frame.setLocationRelativeTo(null);
    frame.setVisible(true);
}

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From source file:KeyboardFocusManagerDemo.java

public static void main(String[] args) {
    JFrame aWindow = new JFrame("This is a Border Layout");
    aWindow.setBounds(30, 30, 300, 300); // Size
    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);/*  w ww. j  a  va2 s  .  c o m*/
    System.out.println(set);

    p.setFocusTraversalKeys(KeyboardFocusManager.UP_CYCLE_TRAVERSAL_KEYS, set);

    aWindow.add(p);

    aWindow.setVisible(true); // Display the window
}

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From source file:Main.java

public static void main(String args[]) {
    SpinnerNumberModel model = new SpinnerNumberModel(0.0, -1000.0, 1000.0, 0.1);
    JSpinner s = new JSpinner(model);
    JSpinner.NumberEditor editor = new JSpinner.NumberEditor(s);
    s.setEditor(editor);/*  w ww  . j a va  2s.  c  om*/
    JTextField stepText = new JTextField(10);
    JButton bStepSet = new JButton("Set Step");
    bStepSet.addActionListener(e -> {
        Double val = Double.parseDouble(stepText.getText().trim());
        model.setStepSize(val);
    });
    JFrame f = new JFrame();
    Container c = f.getContentPane();
    c.add(s);
    JPanel southPanel = new JPanel();
    southPanel.add(stepText);
    southPanel.add(bStepSet);
    c.add(southPanel, BorderLayout.SOUTH);
    f.pack();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.setVisible(true);
}

---

From source file:Main.java

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

    frame.setLayout(new GridLayout(2, 2));
    JLabel label = new JLabel("User Name:", SwingConstants.RIGHT);
    JLabel label2 = new JLabel("Password:", SwingConstants.RIGHT);
    JTextField userNameField = new JTextField(20);
    JPasswordField passwordField = new JPasswordField();
    frame.add(label);/*w  ww  .  j a  v  a 2  s  .c o  m*/
    frame.add(userNameField);
    frame.add(label2);
    frame.add(passwordField);
    frame.setSize(200, 70);
    frame.setVisible(true);
}

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From source file:Main.java

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

    frame.setLayout(new GridLayout(2, 2));
    JLabel label = new JLabel("User Name:", SwingConstants.RIGHT);
    JLabel label2 = new JLabel("Password:", SwingConstants.RIGHT);
    JTextField userNameField = new JTextField(20);

    JPasswordField passwordField = new JPasswordField();
    passwordField.setEchoChar('#');

    frame.add(label);//from   ww  w .ja v a2 s.c o m
    frame.add(userNameField);
    frame.add(label2);
    frame.add(passwordField);
    frame.setSize(200, 70);
    frame.setVisible(true);
}

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From source file:MainClass.java

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

    SpringLayout layout = new SpringLayout();
    contentPane.setLayout(layout);//from  w ww. j  a va2 s  . c  o  m

    Component left = new JLabel("Name");
    Component right = new JTextField(15);

    contentPane.add(left);
    contentPane.add(right);

    layout.putConstraint(SpringLayout.WEST, left, 10, SpringLayout.WEST, contentPane);
    layout.putConstraint(SpringLayout.NORTH, left, 25, SpringLayout.NORTH, contentPane);
    layout.putConstraint(SpringLayout.NORTH, right, 25, SpringLayout.NORTH, contentPane);
    layout.putConstraint(SpringLayout.WEST, right, 20, SpringLayout.EAST, left);

    frame.setSize(300, 100);
    frame.setVisible(true);
}

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From source file:SpringSample.java

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

    SpringLayout layout = new SpringLayout();
    contentPane.setLayout(layout);//from www . ja v  a  2 s  .c o m

    Component left = new JLabel("Left");
    Component right = new JTextField(15);

    contentPane.add(left);
    contentPane.add(right);
    layout.putConstraint(SpringLayout.WEST, left, 10, SpringLayout.WEST, contentPane);
    layout.putConstraint(SpringLayout.NORTH, left, 25, SpringLayout.NORTH, contentPane);
    layout.putConstraint(SpringLayout.NORTH, right, 25, SpringLayout.NORTH, contentPane);
    layout.putConstraint(SpringLayout.WEST, right, 20, SpringLayout.EAST, left);

    frame.setSize(300, 100);
    frame.setVisible(true);
}

---

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