singerform.java

手机在线系统 采用Java 中的J2ME, JSP 跟MySql 运行环境是：jsdk1.4以上

/**
 * @(#)SingerForm.java	1.11 01/08/23
 * Copyright (c) 2004-2005 wuhua of workroom Inc. All Rights Reserved.
 * @version 	1.0, 10/05/2004
 * @author 	饶荣庆
 * @author 	余煜辉
 */
package com.j2me.recreation.singer;

import com.j2me.language.*;
import com.j2me.recreation.*;
import com.j2me.main.*;
import com.j2me.common.*;
import java.io.*;
import javax.microedition.lcdui.*;

/**
 *此类是用艺术家的显示层
 */
public class SingerForm extends Form implements CommandListener
{
	private Display display;
	private RecreationMenu recreation;

	private SingerPhoto s_P;

	/*数据输入对象*/
	public TextField key; //输入查找关键字;
	public ImageItem photo; //显示艺术家图片
	public StringItem record; //显示艺术家档案
	public StringItem special; //显示艺术家专集
	public StringItem action; //显示艺术家活动


	/*声音线程*/

	/*错误*/
	private Alert errorAlert = null;

	//定义离开软键
	private Command backCommand = null;		
	public Command okCommand = null;
	public Command browseCommand = null;
    
	private String[] data = new String[2];

	public String url; //网络图片的路径

	/*-----------------------------------------------------------------------
	 *构造方法
	 */
	public SingerForm()
	{
		super("");
		this.key = new TextField("*输入艺术家：", "", 100, TextField.ANY);
		this.record = new StringItem("档案： \n ", "");
		this.special = new StringItem("专集： \n ", "");
		this.action = new StringItem("活动：  \n", "");
		this.photo = new ImageItem("相片：  \n", null, Item.LAYOUT_CENTER, "");
		this.backCommand = new Command("返回", Command.BACK, 2);	
		this.okCommand = new Command("确定", Command.BACK, 2);	
		this.browseCommand = new Command("浏览明星相册", Command.BACK, 2);	
		this.addCommand(backCommand);
		this.addCommand(okCommand);
		this.append(key);
		this.setCommandListener(this);
	}

	/*显示菜单界面方法*/
	public void showForm(Display display, RecreationMenu recreation)	//用来显示界面
	{		
		this.display = display;
	   	this.recreation = recreation;
		this.display.setCurrent(this);
	} 

	public void commandAction(Command c, Displayable s)
	{
		if (c == backCommand)
		{
			this.display.setCurrent(recreation);
		}
		if (c == okCommand)
		{
			//参数
			String parameter =  "key=" + key.getString().trim();
			if (key.getString().trim().compareTo("") != 0)
			{
				SingerWait s_w = new SingerWait(RecreationServerURL.getURL()  + "singer/" + "singer.jsp", parameter);
				s_w.setMessage("Download");
			    s_w.showForm(display, this);
				s_w.download();
			}
		}

		if (c == browseCommand)
		{
			if (Language.isEnglish)
			{
				s_P = new SingerPhoto(photo.getImage(), url);
			    s_P.setTitle("Singer Photo");
				s_P.download.setLabel("Download:");
				s_P.photo.setLabel("Photo:\n");
			}
			else
			{
				s_P = new SingerPhoto(photo.getImage(), url);
			    s_P.setTitle("艺术家相册");
				s_P.download.setLabel("下载:");
				s_P.photo.setLabel("相片:\n");
			}
			s_P.showForm(display, recreation);
		}
	}
}