我的J2ME编程联系（2）——DateField

/*

* dateFieldlet.java

*

* Created on 2005年4月15日, 上午11:32

*/

import javax.microedition.midlet.*;

import javax.microedition.lcdui.*;

/**

*

* @author Administrator

* @version

*/

public class dateFieldlet extends MIDlet implements CommandListener{

private Form aForm;

private Display aDisplay;

private DateField aDateField;

private Command exitCommand;

private Command okCommand;

private Alert anAlert;

public dateFieldlet(){

anAlert=new Alert("Today",null,null,AlertType.INFO);

anAlert.setTimeout(3000);

exitCommand=new Command("EXIT",Command.EXIT,1);

okCommand=new Command("OK",Command.EXIT,1);

aForm=new Form("DateFieldTest");

aDateField=new DateField("Today's date:",DateField.DATE_TIME);

aForm.append(aDateField);

aForm.addCommand(exitCommand);

aForm.addCommand(okCommand);

aForm.setCommandListener(this);

}

public void startApp() {

aDisplay=Display.getDisplay(this);

aDisplay.setCurrent(aForm);

}

public void pauseApp() {

}

public void destroyApp(boolean unconditional) {

}

public void commandAction(Command c,Displayable d){

//int i=0;

String s="";

if(c==exitCommand){

destroyApp(false);

notifyDestroyed();

}

else{

s=aDateField.getDate().toString();

anAlert.setString(s);

aDisplay.setCurrent(anAlert,aForm);

}

}

}