¼Ò¼³ java.awt ¼Ò½ºÄڵ堠Event  AdjustmentEvent  

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AdjustmentEventTest.java

import java.awt.*;
import 
java.awt.event.*;
public class AdjustmentEventTest extends Frame implements 
AdjustmentListener {
   Scrollbar slider;
   
public 
AdjustmentEventTest() {
      setLayout(
new 
FlowLayout());
      slider = 
new Scrollbar(Scrollbar.HORIZONTAL, 0100100
);
      slider.setSize(
10050
);
      slider.addAdjustmentListener(
this
);
      add(slider);
   }
   
public void 
adjustmentValueChanged(AdjustmentEvent e) {
     System.out.println(e.paramString()+
", "+e.getAdjustmentType()+", "
+e.getValue());
   }
   
public static void 
main(String[] args) {
      AdjustmentEventTest f = 
new 
AdjustmentEventTest();
      f.setSize(
20050
);
      f.setVisible(
true
);
      f.setTitle(
"AdjustmentEvent"
);
   }
}

C:\JavaExample\13>javac AdjustmentEventTest.java
C:\JavaExample\13>java AdjustmentEventTest
ADJUSTMENT_VALUE_CHANGED,adjType=UNIT_INCREMENT,value=1, 1, 1
ADJUSTMENT_VALUE_CHANGED,adjType=UNIT_INCREMENT,value=2, 1, 2
ADJUSTMENT_VALUE_CHANGED,adjType=UNIT_INCREMENT,value=3, 1, 3
ADJUSTMENT_VALUE_CHANGED,adjType=UNIT_DECREMENT,value=2, 2, 2
ADJUSTMENT_VALUE_CHANGED,adjType=UNIT_DECREMENT,value=1, 2, 1

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