import java.awt.Graphics;
import java.awt.Dimension;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
public class TimingIsEverything extends java.applet.Applet {
public long firstClickTime = 0;
public String displayStr;
public void init() {
displayStr = "Double Click Me";
addMouseListener(new MyAdapter());
}
public void paint(Graphics g) {
g.drawRect(0, 0, getSize().width-1, getSize().height-1);
g.drawString(displayStr, 40, 30);
}
class MyAdapter extends MouseAdapter {
public void mouseClicked(MouseEvent evt) {
long clickTime = System.currentTimeMillis();
long clickInterval = clickTime - firstClickTime;
if (clickInterval < 300) {
displayStr = "Double Click!! (Interval = "
+ clickInterval + ")";
firstClickTime = 0;
} else {
displayStr = "Single Click!!";
firstClickTime = clickTime;
}
repaint();
}
}
}
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