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[] argv) throws Exception {
    JTextComponent textComp = new JTextField("Initial Text");
    Document doc = textComp.getDocument();

    // Insert some text after the 5th character
    int pos = 5;//w  w  w.j  a v a 2  s  .co  m
    doc.insertString(pos, "some text", null);
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    JTextComponent textComp = new JTextField("Initial Text");
    Document doc = textComp.getDocument();

    // Delete the first 5 characters
    int pos = 0;//w  w  w  .  j  a va  2  s  .c om
    int len = 5;
    doc.remove(pos, len);
}

From source file:Main.java

public static void main(String[] args) {
    JTextField smallField = new JTextField(5);
    JTextField largeField = new JTextField(20);
    JPanel gui = new JPanel(new FlowLayout());
    gui.add(smallField);/*from   w  w  w  . j av a2 s .c  o m*/
    gui.add(largeField);
    JFrame f = new JFrame("Text Field Size");
    f.add(gui);
    f.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
    f.pack();
    f.setLocationByPlatform(true);
    f.setVisible(true);
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    JTextComponent textComp = new JTextField("Initial Text");
    Document doc = textComp.getDocument();

    // Replace the first 3 characters with some text
    int pos = 0;/*  w  w  w.  j  av a  2 s.c  om*/
    int len = 3;
    doc.remove(pos, len);
    doc.insertString(pos, "new text", null);
}

From source file:Main.java

public static void main(String[] args) {
    JPanel myPanel = new JPanel();
    JTextField field1 = new JTextField(10);
    JTextField field2 = new JTextField(10);
    myPanel.add(field1);/*from   w ww. j  a  v  a 2  s  .  c o m*/
    myPanel.add(field2);
    JOptionPane.showMessageDialog(null, myPanel);
    System.out.println(field1.getText() + field2.getText());
}

From source file:Main.java

public static void main(String[] argv) {
    JTextField component = new JTextField(10);

    component.getInputMap(JComponent.WHEN_FOCUSED).put(KeyStroke.getKeyStroke(new Character(' '), 0), "none");

    JFrame f = new JFrame();
    f.add(component);//from w  w  w .ja  va2s  .c o  m

    f.setSize(300, 300);

    f.setVisible(true);

}

From source file:Main.java

public static void main(String[] argv) {
    JTextField component = new JTextField(10);

    component.getInputMap(JComponent.WHEN_FOCUSED).put(KeyStroke.getKeyStroke("typed -"), "actionName");

    JFrame f = new JFrame();
    f.add(component);/*  ww  w .  j  av  a 2  s .c  o m*/

    f.setSize(300, 300);

    f.setVisible(true);

}

From source file:Main.java

public static void main(String[] argv) {
    JTextField component = new JTextField(10);

    component.getInputMap(JComponent.WHEN_FOCUSED).put(KeyStroke.getKeyStroke("typed a"), "actionName");

    JFrame f = new JFrame();
    f.add(component);//w w w . j av a2s  . c om

    f.setSize(300, 300);

    f.setVisible(true);

}

From source file:Main.java

public static void main(String[] argv) {
    JTextField component = new JTextField(10);

    component.getInputMap(JComponent.WHEN_FOCUSED).put(KeyStroke.getKeyStroke("typed X"), "none");

    JFrame f = new JFrame();
    f.add(component);//from www. java  2  s. c om

    f.setSize(300, 300);

    f.setVisible(true);

}

From source file:Main.java

public static void main(String[] argv) {
    JTextField component = new JTextField(10);

    component.getInputMap(JComponent.WHEN_FOCUSED).put(KeyStroke.getKeyStroke("typed $"), "actionName");

    JFrame f = new JFrame();
    f.add(component);//w  ww  .ja  v a2  s .c  o m

    f.setSize(300, 300);

    f.setVisible(true);

}