FocusEvent « Focus « Java Swing Q&A

  1. Java Swing Q&A
  2. Focus
  3. FocusEvent




1. Prevent FocusEvents when Component is not focused    stackoverflow.com

I have the following sample-code: 

import java.awt.event.FocusAdapter;
import java.awt.event.FocusEvent;

import javax.swing.BoxLayout;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.WindowConstants;

public class SampleFocus extends JFrame {

  public SampleFocus(String titel) {
    setTitle(titel);
    JTextField ...

2. FocusEvent help......    coderanch.com

3. FocusEvent    coderanch.com

4. regarding FocusEvent    coderanch.com

import java.awt.*; import java.awt.event.*; import javax.swing.*; class Testing extends JFrame { JTabbedPane tp = new JTabbedPane(); JTextField tf1 = new JTextField(10); JTextField tf2 = new JTextField(10); public Testing() { setLocation(300,200); setDefaultCloseOperation(EXIT_ON_CLOSE); tp.addTab("Tab1",new JPanel()); JPanel nextPanel = new JPanel(new GridLayout(2,1)); nextPanel.add(tf1); nextPanel.add(tf2); tp.addTab("Tab2",nextPanel); getContentPane().add(tp,BorderLayout.CENTER); JPanel bottom = new JPanel(); JButton btn = new JButton("Next"); bottom.add(btn); getContentPane().add(bottom,BorderLayout.SOUTH); pack(); btn.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent ...