Mega Code Archive
Cut, paste, and copy in a JTextField
<![CDATA[
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JTextField;
import javax.swing.event.CaretEvent;
import javax.swing.event.CaretListener;
public class Main {
public static void main(String args[]) {
final JTextField textField = new JTextField(15);
JButton buttonCut = new JButton("Cut");
JButton buttonPaste = new JButton("Paste");
JButton buttonCopy = new JButton("Copy");
JFrame jfrm = new JFrame("Cut, Copy, and Paste");
jfrm.setLayout(new FlowLayout());
jfrm.setSize(230, 150);
jfrm.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
buttonCut.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent le) {
textField.cut();
}
});
buttonPaste.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent le) {
textField.paste();
}
});
buttonCopy.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent le) {
textField.copy();
}
});
textField.addCaretListener(new CaretListener() {
public void caretUpdate(CaretEvent ce) {
System.out.println("All text: " + textField.getText());
if (textField.getSelectedText() != null)
System.out.println("Selected text: " + textField.getSelectedText());
else
System.out.println("Selected text: ");
}
});
jfrm.add(textField);
jfrm.add(buttonCut);
jfrm.add(buttonPaste);
jfrm.add(buttonCopy);
jfrm.setVisible(true);
}
}
]]>