login.java

关于j2me的宠物游戏!!!!!!!!!!! 希望打架提出意见

/*
 * Login.java
 *
 * Created on 2006年5月11日, 下午1:27
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package DogPet;

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

public class Login extends Form implements CommandListener {

	private TextField userNameField;

	private TextField passwordField;

	private Command LoginCommand;
	private Command backCommand;
        private MIDlet midlet;
	private Display display;
	private Pet pet;
        private Displayable parent;
       
        String url = new String("http://192.168.0.57:8080/NetPetWeb/userlogin?UserID=test&Password=Test");
	
        public Login(MIDlet midlet,Displayable parent) {
		super("登陆");

		userNameField = new TextField("用户名:", null, 12, TextField.ANY);
		passwordField = new TextField("密码:", null, 20, TextField.PASSWORD);
		LoginCommand = new Command("登陆", Command.OK, 1);
		backCommand = new Command("返回", Command.BACK, 1);
		this.midlet = pet;
		this.display = Display.getDisplay(midlet);
		this.parent = parent;
                display.setCurrent(this);
		
		append("请输入你的用户名和密码");
		append(userNameField);
		append(passwordField);
		addCommand(LoginCommand);
		addCommand(backCommand);
		setCommandListener(this);
	}

	public void init() {

		userNameField.setString(null);
		passwordField.setString(null);
	}

	public void commandAction(Command command, Displayable displayable) {
		if(command == LoginCommand){
                    //*********在此处加上 事件触发代码  **********
                    HttpLogin hl = new HttpLogin(url);//********************************
                    Thread t = new Thread(hl);
                    t.start();
                    
		}
		if(command == backCommand){
			display.setCurrent(parent);
		}
	}
         

	private void showErrorAlert(String message, Displayable d) {
		Alert alert = new Alert("错误");
		alert.setType(AlertType.ERROR);
		alert.setTimeout(Alert.FOREVER);
		alert.setString(message);
		display.setCurrent(alert, d);
	}

}