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TextEventTest.java
import java.awt.*;
import java.awt.event.*;
public class TextEventTest extends Frame {
TextArea ta;
Label label = new Label();
int count = 0;
public TextEventTest(){
setLayout(new GridLayout(2, 1));
ta=new TextArea(3, 20);
ta.addTextListener(new textListener());
add(ta);
add(label);
}
class textListener implements TextListener {
public void textValueChanged(TextEvent te){
label.setText(te.paramString()+" "+ ++count);
}
}
public static void main(String[] args) {
TextEventTest f = new TextEventTest();
f.setSize(200, 60);
f.setVisible(true);
}
}
C:\JavaExample\13>javac TextEventTest.java
C:\JavaExample\13>java TextEventTest
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