//Toby Hsieh //Chapter 6, Exercise 1 //Celsius to Farenheit import java.awt.*; import java.applet.Applet; import java.awt.event.*; public class ch6ex1 extends Applet implements AdjustmentListener { private Scrollbar slider; private float sliderValue; public void init() { slider=new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, 101); add(slider); slider.addAdjustmentListener(this); } public void paint(Graphics g) { float fEquivalent; fEquivalent=((float)sliderValue*9f/5f)+32f; g.drawString("Celsius: "+sliderValue, 100, 100); g.drawString("Farenheit: "+fEquivalent, 100, 120); } public void adjustmentValueChanged(AdjustmentEvent e) { sliderValue=slider.getValue(); repaint(); } }