wapexplorer.java

j2me开发的1个简单的wap浏览器.程序框架还是不错的.包括对低级事件的处理.通信框架,标签的解析

/********************************************************************
 * 项目名称				：<b>j2me学习 J2me Wap Explorer</b>			<br/>
 * 
 * Copyright 2005-2006 Wuhua. All rights reserved </br>
 *
 * 本程序只用于学习目的，不能用于商业目的。如有需要请联系作者
 ********************************************************************/
package org.wuhua.wap;

import javax.microedition.lcdui.Alert;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.midlet.MIDlet;

import org.wuhua.wap.main.AboutDialog;
import org.wuhua.wap.main.CmdConst;
import org.wuhua.wap.main.ExitDialog;
import org.wuhua.wap.main.MainForm;
import org.wuhua.wap.ui.Part;
import org.wuhua.wap.ui.ScheduleImage;
import org.wuhua.wap.ui.form.MessageDialog;
import org.wuhua.wap.ui.form.Panel;
import org.wuhua.wap.ui.form.TextDialog;

/**
 * <b>类名：WapExplorer.java</b> </br> 
 * 编写日期: 2006-12-25 <br/>
 * 程序功能描述： <br/>
 * Demo: <br/>
 * Bug: <br/>
 * 
 * 程序变更日期 ：<br/> 
 * 变更作者 ：<br/> 
 * 变更说明 ：<br/>
 * 
 * @author wuhua </br> <a href="mailto:[e-mail]">[e-mail]</a>
 */
public final class WapExplorer {

	public static MainForm MAINFORM = null;
	private static ScheduleImage schedule;
	public static AboutDialog ABOUT_DIALOG;
	public static MessageDialog HELP_DIALOG;
	public static MessageDialog ERROR_DIALOG;
	public static TextDialog exitDialog;
	public static Display display;

 
	
	private static MIDlet midlet;
	public static void initApplicationContent(MIDlet _midlet) {
	
		try{
		Resources.loadImages();
		midlet = _midlet;
		display = Display.getDisplay(_midlet);
		Part.setDisplay(display);
		MAINFORM = new MainForm("Wap Explorer", Resources.ICON);
		ABOUT_DIALOG = new AboutDialog(MAINFORM, display);
		HELP_DIALOG = new MessageDialog(CmdConst.CN_HELP,CmdConst.HELP_CHINESE_CON,
				MAINFORM, display,60000); 
		ERROR_DIALOG = new MessageDialog(CmdConst.CN_ERROR,"",
				MAINFORM, display,60000); 
		exitDialog = new ExitDialog( MAINFORM, display);
		schedule = new ScheduleImage(display);
		MAINFORM.setSchedule(schedule);
		
		}catch (Exception e){
			Alert a = new Alert(e.getMessage());
			a.setTimeout(10000000);
			display.setCurrent(a);
		}
	}
	
	public static void openMainForm(){
		display.setCurrent(MAINFORM);
	}
	
	public static void openAboutDialog(){
		display.setCurrent(ABOUT_DIALOG);
	}
	
	public static void openHelpDialog(){
		display.setCurrent(HELP_DIALOG);
	}
	
	public static void openForm(Displayable nextDisplayable) {
		display.setCurrent(nextDisplayable);
	}
	
 
	
	public static void openErrorDialog(String errorMsg){
		ERROR_DIALOG.setMessage(errorMsg);
		display.setCurrent(ERROR_DIALOG);
	}
	
	public static void openExitDialog(){
		if(exitDialog == null){
			exitDialog = new TextDialog("您确定退出Wap Explorer", MAINFORM, display, 100000);
		}
		 
		display.setCurrent(exitDialog);
	}
	
	public static void exit() {
		midlet.notifyDestroyed();
	}
	
	public static void activeSchedule(){
		schedule.active();
		//MAINFORM.repaint();
	}
	
	public static void cacelSchedule(){
		schedule.cancel();
	}

}