phonelist.java

能添加删除通讯录

package AdressList;

import java.util.Vector;

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

public class PhoneList extends List implements CommandListener{
	private Command cmdBack = new Command("返回",Command.BACK,1);
	private Command cmdAdd = new Command("添加电话",Command.SCREEN,1);
	private Command cmdDel = new Command("删除电话",Command.SCREEN,1);
	private PhoneMIDlet pm;
	public PhoneList(PhoneMIDlet pm){
		super("电话本",List.IMPLICIT);
		this.pm = pm;
		this.addCommand(cmdBack);
		this.addCommand(cmdAdd);
		this.addCommand(cmdDel);
		this.setCommandListener(this);
	}
	public void commandAction(Command c,Displayable d){
		if(c==cmdBack){//返回欢迎界面
			pm.changeInterface("WelcomeCanvas");
		}
		else if(c==cmdAdd){
			pm.changeInterface("AddForm");
		}
		else if(c==cmdDel){
			//删除纪录...
			this.delete();
			pm.changeInterface("PhoneList");//更新
		}
	}
	/*载入所有电话*/
	public void loadPhones(){
		RMSOpe rmsope = new RMSOpe("PhoneStore");
		rmsope.openRecordStore();
		Vector v = rmsope.getAllPhone();
		for(int i=0;i<v.size();i++){
			this.append((String)v.elementAt(i), null);
		}
		rmsope.closeRecordStore();	
		
	}
	/*删除电话*/
	public void delete(){
		RMSOpe rmsope = new RMSOpe("PhoneStore");
		rmsope.openRecordStore();
		rmsope.deletePhone(this.getString(this.getSelectedIndex()));
		rmsope.closeRecordStore();	
	}
}