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

源代码在线查看: searchform.java

软件大小: 4712 K
上传用户: guo25621286
关键词: MySql Java jsdk JSP
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相关代码

				/**
				 * @(#)SearchForm.java	
				 * 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.myphoto;
				
				import com.j2me.main.*;	
				import com.j2me.language.*;
				import javax.microedition.lcdui.*;
				
				/**
				 *此类为搜索类
				 */
				public class  SearchForm extends Form implements CommandListener 
				{
					private Display display = null;
					private PhotoBookMenu photoBookMenu = null;
					private PhotoList photoList = null;
					public static Alert errorAlert = null; 	  //找不到记录是显示错误信息
					public static TextField searchTextField= null;
					public Command okCommand = null;			//定义确定软键
					public Command backCommand = null;			//定义离开软键
					public DetailInfoForm detailInfoForm = null;
					private int searchType;
				
					public SearchForm(String s)
					{
						super(s);
						this.errorAlert = new Alert("错误", "找不到这条记录", null, AlertType.ERROR);	 //初始化信息
						this.errorAlert.setTimeout(1000);
						this.searchTextField = new TextField(null, null, 30, TextField.ANY);
						this.okCommand = new Command("确定", Command.OK, 2);	
						this.backCommand = new Command("返回", Command.BACK, 2);
						this.addCommand(backCommand);
						this.addCommand(okCommand);
						this.setCommandListener(this);
					}
				
					public void showForm(Display display, PhotoBookMenu photoBookMenu, PhotoList photoList, int type)
					{
						this.display = display;
					   	this.photoBookMenu = photoBookMenu;
						this.photoList = photoList;
						this.searchType = type;
						if (type == 1)		  //判断用户用那种类型进行搜索并作出响应
						{
								this.searchTextField.setMaxSize(30);  //设置最大可以容下30字
								this.searchTextField.setConstraints(TextField.ANY);
						}		  
						else
						{
							this.searchTextField.setMaxSize(3);
							this.searchTextField.setConstraints(TextField.NUMERIC);
						}
						this.append(searchTextField);
						this.display.setCurrent(this);
					}
				
					public void commandAction(Command c,Displayable s)
					{
						if(c == backCommand)
						{
							this.display.setCurrent(photoBookMenu);
						}
				
						if (c == okCommand)
						{
							Photo photo = null;
							PhotoBook pb = new PhotoBook();
							if (searchType == 1)
							{
								photo = pb.getPhoto(searchTextField.getString());	 //通过名得到朋友的信息
							}
							else
							{
								photo = pb.getPhoto(Integer.parseInt(searchTextField.getString())); //通过id得到朋友的信息
							}
							
							if (Language.isEnglish == true)  //修改语言为英文
							{				
								this.detailInfoForm = new DetailInfoForm("Detail Info");  //new一个详细信息对象
								this.detailInfoForm.idItem.setLabel("ID:");
								this.detailInfoForm.nameItem.setLabel("Name:");
								this.detailInfoForm.pathItem.setLabel("Path:");				
							}
							else  //修改语言属性为中文										
							{
								this.detailInfoForm = new DetailInfoForm("详细信息");
								this.detailInfoForm.idItem.setLabel("ID:");
								this.detailInfoForm.nameItem.setLabel("图片名:");
								this.detailInfoForm.pathItem.setLabel("路径:");
							}
				
							if (photo.getID()							{
								this.detailInfoForm.showForm(display, photoList, photoBookMenu, null, "00" + photo.getID());
				
							}
							else if (photo.getID()							{
								this.detailInfoForm.showForm(display, photoList, photoBookMenu,null, "0" + photo.getID());
							}
							else
							{
								this.detailInfoForm.showForm(display, photoList, photoBookMenu, null, photo.getID() + "");
							}
				
							if (photo.getID() == 0)	//如果没搜索到显示错误
							{
							  this.display.setCurrent(errorAlert, photoBookMenu);
							}
							
						}
					}
				}
				
						
				
				
				
							

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