keymidlet.java

Java ME中对多个按键同时处理的例子。

import javax.microedition.lcdui.Canvas;
import javax.microedition.lcdui.Display;
import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;

public class KeyMidlet extends MIDlet {

    private Display display;

    private Canvas canvas;
    
    public KeyMidlet() {
        this.display = Display.getDisplay(this);
        this.canvas = new MainCanvas();
        new Thread(new KeyManager()).start();
    }

    protected void startApp() throws MIDletStateChangeException {
        this.display.setCurrent(this.canvas);
    }

    protected void pauseApp() {
    }

    protected void destroyApp(boolean arg0) throws MIDletStateChangeException {
    }

}