baselist.java

基于J2ME

package com.yxw.view;

import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.List;

import com.yxw.model.PlayList;
import com.yxw.control.*;
public class BaseList extends List implements CommandListener {

	private Object[] datas;
	private int currentPage=1;
	private int totalPage=3;
	private boolean isNative=false;
	private Command command1;
	private Command command2;
	public BaseList(String arg0, int arg1, Object[] arg2,boolean isNative) {
		super(arg0, arg1);
		this.isNative=isNative;
		if(arg2!=null){
			//String[] fileNames=new String[datas.length];
			this.datas=arg2;
			for(int i=0;i<datas.length;i++){
				//fileNames[i]=((PlayList)datas[i]).getFileName();
				this.append(((PlayList)datas[i]).getFileName(), null);
			}
		}
			if(this.isNative){
				command1=new Command("删除",Command.SCREEN,1);
				command2=new Command("返回",Command.SCREEN,1);
				this.addCommand(command1);
				this.addCommand(command2);
			}else{
				command1=new Command("上一页",Command.SCREEN,1);
				command2=new Command("下一页",Command.SCREEN,1);	
				if(this.currentPage>1){
					this.addCommand(command1);
				}
				if(this.currentPage==1){
					command1=new Command("返回",Command.SCREEN,1);
					this.addCommand(command1);
				}
				if(this.currentPage<this.totalPage){
					this.addCommand(command2);
				}
				this.setTitle(arg0+"("+this.currentPage+"/"+this.totalPage+")");
			}
			this.setCommandListener(this);
			
		}
		
	//	super(arg0, arg1, arg2, arg3);
		// TODO 自动生成构造函数存根

	

	

	public void commandAction(Command arg0, Displayable arg1) {
		// TODO 自动生成方法存根

		if(arg0==List.SELECT_COMMAND){
			int index=this.getSelectedIndex();
			if(this.isNative){
				    MainMidlet.instance.playerUI=null;
					MainMidlet.instance.playerUI=new PlayerUI("",-1,"",index);//启动播放器
					//MainMidlet.instance.playerUI.setCurrentFileId(index);
				}else{
					PlayList pl=(PlayList)this.datas[index];
					MainMidlet.instance.playerUI=null;
					MainMidlet.instance.playerUI=new PlayerUI(pl.getFileName(),pl.getSize(),pl.getUrl(),0);
					System.out.println("播放");
				}
			MainMidlet.forward(MainMidlet.instance.playerUI);
			}
			
		else if(arg0==this.command1){
			if(this.isNative){
				
			}else{
				MainMidlet.goBack();
			}
		}else if(arg0==this.command2){
			if(this.isNative){
			MainMidlet.goBack();
		    }else{
			
		    }
			
		}
	}

	public int getCurrentPage() {
		return currentPage;
	}

	public void setCurrentPage(int currentPage) {
		this.currentPage = currentPage;
	}

	public Object[] getDatas() {
		return datas;
	}

	public void setDatas(Object[] datas) {
		this.datas = datas;
	}

	public int getTotalPage() {
		return totalPage;
	}

	public void setTotalPage(int totalPage) {
		this.totalPage = totalPage;
	}

}