listdemo.java.svn-base

开发框架。 一.说明： 此框架的意图是解决手机软件开发中常遇到

package org.gggeye.easymf.demo.ui;

import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Image;

import org.gggeye.easymf.demo.Action;
import org.gggeye.easymf.demo.DemoApp;
import org.gggeye.easymf.midlet.MIDletManager;
import org.gggeye.easymf.ui.EventListener;
import org.gggeye.easymf.ui.ListItem;
import org.gggeye.easymf.ui.Menu;
import org.gggeye.easymf.ui.MenuItem;
import org.gggeye.easymf.ui.Panel;
import org.gggeye.easymf.ui.View;
import org.gggeye.easymf.util.Tools;

public class ListDemo extends Panel implements EventListener{
	
	
	public ListDemo() {
		super("List Demo");
		this.setEventListener(this);
		createMenu(); 
	}
	
	final void createMenu(){
		Menu tMenu = new Menu(this);
		tMenu.addMenuItem(null, "添加", Action.LIST_DEMO_ADD, null);
		tMenu.addMenuItem(null, "插入", Action.LIST_DEMO_INSERT, null);
		tMenu.addMenuItem(null, "删除", Action.LIST_DEMO_DELETE, null);
		 
		tMenu.setEventListener(this);
		tMenu.setRightMenu("返回", Action.GO_BACK);
		this.setMenu(tMenu);
	}

	public void viewDoClick(int _keyCode, View element) {
		 
		
	}

	public void menuDoClick(MenuItem _item, Displayable _displayable) {
		 int flag = _item.flag;
		 switch(flag){
		 case Action.GO_BACK: goBack(); break;
		 
		 case Action.LIST_DEMO_ADD: {
			 
			  
			 this.addItem(Tools.readImage("/about.png"), "列表 " + this.size());
			 break;
		 }
		 case Action.LIST_DEMO_INSERT: {
			 int tIndex = this.getFocusView().getIndex();
			 this.addItem(Tools.readImage("/about.png"), "列表 " + tIndex);
			 break;
		 }
		 case Action.LIST_DEMO_DELETE:{
			 int tIndex = this.getFocusView().getIndex();
			 this.delete(tIndex);
			 break;
		 }
		 }
	}
	
	private void addItem(Image _icon, String _name) {
		 ListItem tListItem = new ListItem(_icon, _name);
		 this.append(tListItem);
	}

	void goBack(){
		((DemoApp)MIDletManager.getMIDlet()).menuList.show();
	}

	 

}