摘要：源文件1：import javax.microedition.lcdui.Display;import javax.microedition.midlet.MIDlet;public class myMIDlet extends MIDlet{ static myMIDlet instance;myCanvas displayable = new myCanvas();public myMIDlet(){ instance = this; }public void startApp() { Display.getDisplay(this).setCurrent(displayable); }. 阅读全文