J2ME

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Java

CommandDemo_3.java：源码内容

							import javax.microedition.midlet.MIDlet;
import javax.microedition.lcdui.*;
public class CommandDemo_3 extends MIDlet {
    private Command EXIT_CMD;
    private Form mainForm;
    
    public CommandDemo_3() {
    mainForm = new Form("Command演示");
    EXIT_CMD = new Command("Exit", Command.EXIT, 1);
    mainForm.addCommand(EXIT_CMD);
    CommandListener listener = new CommandListener(){
        public void commandAction(Command c, Displayable s) {
	if (c == EXIT_CMD) {
	    destroyApp(false);
	    notifyDestroyed();
	}	
    }
    };
    mainForm.setCommandListener(listener);
    
    }
    protected void startApp() {
    Display.getDisplay(this).setCurrent(mainForm);
    }
    protected void destroyApp(boolean unconditional) {
    }
    protected void pauseApp() {
    }
}

						