EditabilityExample : TextField « Swing JFC « Java

1. Java
2. Swing JFC
3. TextField

EditabilityExample

    

/*
Core SWING Advanced Programming 
By Kim Topley
ISBN: 0 13 083292 8       
Publisher: Prentice Hall  
*/

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.BorderFactory;
import javax.swing.BoxLayout;
import javax.swing.JFrame;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.Timer;
import javax.swing.UIManager;

public class EditabilityExample {
  public static void main(String[] args) {
    try {
        UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
    } catch (Exception evt) {}
  
    JFrame f = new JFrame("Editability Example");
    f.getContentPane().setLayout(
        new BoxLayout(f.getContentPane(), BoxLayout.Y_AXIS));
    f.getContentPane().add(firstField);

    JTextField tf = new JTextField("A read-only text field", 20);
    tf.setEditable(false);
    f.getContentPane().add(tf);

    JTextArea ta = new JTextArea("An editable\ntext area", 2, 20);
    ta.setBorder(BorderFactory.createLoweredBevelBorder());
    f.getContentPane().add(ta);

    ta = new JTextArea("A read-only\ntext area", 2, 20);
    ta.setBorder(BorderFactory.createLoweredBevelBorder());
    ta.setEditable(false);
    f.getContentPane().add(ta);

    f.pack();
    f.show();

    if (args.length == 1 && args[0].equals("disable")) {
      // Toggle the enabled state of the first
      // text field every 10 seconds
      Timer t = new Timer(10000, new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
          firstField.setEnabled(!firstField.isEnabled());
          firstField.setText(firstFieldText
              + (firstField.isEnabled() ? "" : " (disabled)"));
        }
      });
      t.start();
    }
  }

  final static String firstFieldText = "An editable text field";

  final static JTextField firstField = new JTextField(firstFieldText, 20);

}

           
         
    
    
    
  

Related examples in the same category

1.	Make a Text Field two columns wide
2.	Water mark text field
3.	Auto complete TextField
4.	Text fields and Java events
5.	JTextField Alignment Sample
6.	Create the textfield
7.	FieldEdit - an Applet to validate data as it's being entered
8.	Textfield only accepts numbers
9.	Overwritable TextField
10.	Numeric TextField
11.	Passive TextField 1
12.	Passive TextField 2
13.	Text Accelerator Example
14.	TextField Look Ahead Example
15.	Passive TextField 3
16.	Non Wrapping(Wrap) TextPane
17.	Bounded TextField
18.	TextField Elements
19.	TextFieldViews 2
20.	TextField with Constaints
21.	JTextField Sample 2
22.	JTextField Verifier Sample
23.	A simple label for field form panel
24.	A hack to make a JTextField really 2 columns wide
25.	Limit JTextField input to a maximum length
26.	Make sure that my JTextField has the focus when a JFrame is created
27.	Make the ENTER key act like the TAB key
28.	Setting up a textfield and modifying its horizontal alignment at runtime
29.	Aligning the Text in a JTextField Component
30.	Based on JTextField content, enable or disable a JButton
31.	Cut, paste, and copy in a JTextField under program control.
32.	Add key listener event handler to JTextField
33.	Right justified JTextfield content
34.	Set the focus on a particular JTextField
35.	Associate JLabel component with a JTextField
36.	Right justified JTextField contents
37.	Validate a value on the lostFocus event
38.	Modify horizontal alignment of text field at runtime
39.	Make sure that my Text field has the focus when a JFrame is created
40.	Firing Item Events
41.	extends JTextField to create integer JTextField
42.	JTextField Max Length
43.	Demo for three types of text component: JTextField, JPasswordField, JTextArea