calendartest.java

是一本Ｊ２ＭＥ的教材书

//CalendarTest.java
import javax.microedition.midlet.*; 
import javax.microedition.lcdui.*; 
import java.util.*; 
 
public class CalendarTest extends MIDlet implements CommandListener  
{ 
	private Display display; 
	private Form props; 

	private Command exitCommand = new Command("Exit", Command.EXIT, 1); 
 
	public CalendarTest()  
	{ 
		display = Display.getDisplay(this); 
	} 
 
	public void startApp()  
	{ 
		props = new Form("Calendar"); 
 
		Calendar rightNow = Calendar.getInstance(); 
		props.append("YEAR:"+rightNow.get(Calendar.YEAR)+"\n"); 
		props.append("MONTH:"+rightNow.get(Calendar.MONTH)+"\n"); 
		props.append("DAY OF MONTH:" 
			+rightNow.get(Calendar.DAY_OF_MONTH)+"\n"); 
		props.append("HOUR OF DAY:" 
			+rightNow.get(Calendar.HOUR_OF_DAY)+"\n"); 
		props.append("MINUTE:" 
			+rightNow.get(Calendar.MINUTE)+"\n"); 
		props.append("SECOND:" 
			+rightNow.get(Calendar.SECOND)+"\n"); 
		props.append("MILLISECOND:" 
			+rightNow.get(Calendar.MILLISECOND)+"\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; 
	} 
 
}