displaypic.java

J2ME入门经典程序

import java.io.*;
import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;

public class DisplayPic extends MIDlet {
	public void startApp() {
		Display.getDisplay(this).setCurrent(new MyCanvas());
	}

	public void pauseApp() {}

	public void destroyApp(boolean bool) {}
}

class MyCanvas extends Canvas {
	private Image image;

	public MyCanvas() {
		try {
			image = Image.createImage("/gaosu.jpg");
		} catch (IOException e) {}
	}

	public void paint(Graphics g) {
		g.drawImage(image, 0, 0, Graphics.TOP | Graphics.LEFT);
	}
}