timezonetest.java

是一本Ｊ２ＭＥ的教材书

//TimeZoneTest.java
import javax.microedition.midlet.*; 
import javax.microedition.lcdui.*; 
import java.util.*; 
 
public class TimeZoneTest extends MIDlet implements CommandListener  
{ 
	private Display display; 
	private Form props; 
	private TimeZone zone; 
	
	private Command exitCommand = new Command("Exit", Command.EXIT, 1); 
 
	public TimeZoneTest()  
	{ 
		display = Display.getDisplay(this); 
	} 
 
	public void startApp()  
	{ 
		props = new Form("TimerZone"); 
		props.append("Timer Zones:\n"); 
		zone=TimeZone.getDefault(); 
		String []zoneid=zone.getAvailableIDs(); 
		for(int i=0;i<zoneid.length;i++) 
		{ 
			props.append(zoneid[i]+"\n"); 
		} 
		props.append("Current Time Zone:"+zone.getID()+"\n"); 
		props.addCommand(exitCommand); 
		props.setCommandListener(this); 
		display.setCurrent(props); 
	} 
 
	public void commandAction(Command c, Displayable s)  
	{ 
		if (c == exitCommand)  
		{ 
			destroyApp(false); 
			notifyDestroyed(); 
		}		
	} 
 
	public void destroyApp(boolean unconditional)  
	{ 
	} 
 
	public void pauseApp()  
	{ 
		display.setCurrent(null); 
		props = null; 
	} 
 
}