listrecord.java

不一样的手机名片式电话本,其中包括添加新记录

package PhoneBook;

import javax.microedition.midlet.MIDlet;
import javax.microedition.lcdui.*;
import javax.microedition.rms.*;

public class ListRecord extends  List implements CommandListener {
	private Displayable dis;
	private MIDlet mid ;
	private RecordStore rs =null;
	private RecordEnumeration re =null;
	private static final Command lookCommand=new Command ("查看",Command.OK,1);
	private static final Command backCommand=new Command("返回",Command.BACK,2);
	public ListRecord(String title,int listType,Displayable dis ,MIDlet mid ,RecordStore rs){
		super(title ,listType);
		this.dis=dis;
		this.mid=mid;
		this.rs=rs;
		
		this.addCommand(backCommand);
		this.addCommand(lookCommand);
		this.setCommandListener(this);
		
		SortComparator sortCom=new SortComparator();
		
		if(rs!=null){
			try{
				Image icon=Image.createImage("/txt.png");
				re=rs.enumerateRecords(null, sortCom,true);
				while(re.hasNextElement()){
					BookAccount account=BookAccount.deserialize(re.nextRecord());
					int index=this.append(account.getUserName(),icon);
				}
			}catch (Exception e){
				
			}finally{
				if(re!=null)
					re.destroy();
			}
		}
	}
	public void commandAction(Command c ,Displayable d){
		if(c==backCommand){
			Display.getDisplay(mid).setCurrent(dis);
			
		}
		if(c==lookCommand){
			EditDetailInfo edInfo=new EditDetailInfo("查看和修改记录",this ,mid,rs,this.getString(this.getSelectedIndex()));
			Display.getDisplay(mid).setCurrent(edInfo);
		}
	}
	
	

	
}