J2ME开发步骤_JSP教程

/*

* HelloWorld.java

*

* June 27, 2000

*

* ? Copyright 2000 Motorola, Inc. All Rights Reserved.

* This notice does not imply publication.

*/

package com.mot.j2me.midlets.tutorials;

import javax.microedition.lcdui.*;

import javax.microedition.midlet.*;

/**

* A simple Hello World midlet

*

* @see MIDlet

*/

public class HelloWorld extends MIDlet {

/**

* Main application screen

*/

private Form mainScreen;

/**

* A reference to the Display

*/

private Display myDisplay;

/**

* Creates a screen for our midlet

*/

HelloWorld() {

myDisplay = Display.getDisplay(this);

mainScreen = new Form("Hello World");

/*

* Create a string item

*/

StringItem strItem = new StringItem("Hello", "This is a J2ME MIDlet.");

mainScreen.append(strItem);

}

/**

* Start the MIDlet

*/

public void startApp() throws MIDletStateChangeException {

myDisplay.setCurrent(mainScreen);

}

/**

* Pause the MIDlet

*/

public void pauseApp() {

}

/**

* Called by the framework before the application is unloaded

*/

public void destroyApp(boolean unconditional) {

}

}