commandmenu.java

java就业培训教程第五章实例

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

public class CommandMenu extends MIDlet {

	Display display;
	List list;
	private Command exitCmd;
	private Command backCmd;
	private Command helpCmd;
	private Command cancelCmd;
	private Command stopCmd;
	private Command okCmd;
	private Command screenCmd_1;
	private Command screenCmd_2;
	private Command screenCmd_3;

	public CommandMenu(){

		list = new List("标题",List.IMPLICIT);
		exitCmd = new Command("退出",Command.EXIT,1);
		backCmd = new Command("返回",Command.BACK,1);
		helpCmd = new Command("帮助",Command.HELP,1);
		cancelCmd = new Command("取消",Command.CANCEL,1);
		stopCmd = new Command("停止",Command.STOP,1);
		okCmd = new Command("完成",Command.OK,1);
		screenCmd_1 = new Command("操作一",Command.SCREEN,10);
		screenCmd_2 = new Command("操作二",Command.SCREEN,2);
		screenCmd_3 = new Command("操作三",Command.SCREEN,1);
	}

	public void startApp(){

		display = Display.getDisplay(this);
		list.addCommand(exitCmd);
		list.addCommand(backCmd);
		list.addCommand(helpCmd);
		list.addCommand(cancelCmd);
		list.addCommand(stopCmd);
		list.addCommand(okCmd);
		list.addCommand(screenCmd_1);
		list.addCommand(screenCmd_2);
		list.addCommand(screenCmd_3);
		display.setCurrent(list);
	}

	public void pauseApp(){
	}

	public void destroyApp(boolean unconditional){
	}

}