Unity3D读取XML文档信息

using System;

using UnityEngine;

using System.IO;

using System.Xml;

using System.Linq;

using System.Text;

using System.Collections.Generic;

namespace Address

{

    /// <summary>

    /// 地址数据

    /// </summary>

    public class AddressData

    {

        /// <summary>

        ///当前城市ID

        /// </summary>

        public static string _nowProvinceId;

        /// <summary>

        /// 所有省名字

        /// </summary>

        public static List<string> allProvinceName = new List<string>();

       

        /// <summary>

        /// 所有城市id

        /// </summary>

        public List<string> allCityId = new List<string>();

        ///<summary>

        ///所有城市名字

        ///</summary>

        public List<string> allCityName = new List<string>();

        public static string localUrl = Application.dataPath + "/XMLFile1.xml";

        /// <summary>

        /// 加载xml文档

        /// </summary>

        /// <returns></returns>

        public static  XmlDocument ReadAndLoadXml()

        {

            XmlDocument doc = new XmlDocument();

            Debug.Log("加载xml文档");

            doc.Load(localUrl);

            return doc;

        }

 

        /// <summary>

        /// 从本地加载xml并获取所有省的名字

        /// </summary>

        /// <param name="url"></param>

        /// <returns></returns>

        public static List<string> GetAllProvinceName()

        {

            List<string> _allProvinceName = new List<string>();

            XmlDocument xmlDoc = ReadAndLoadXml();

            //所有province节点

            XmlNode provinces = xmlDoc.SelectSingleNode("province");

            foreach (XmlNode province in provinces)

            {

                XmlElement _province = (XmlElement)province;

               

                //所有provinceName添加到列表

                allProvinceName.Add(_province.GetAttribute("name"));

               

            }

            Debug.Log("所有省数目"+allProvinceName.Count);

            _allProvinceName = allProvinceName;

            return _allProvinceName;

        }

        /// <summary>

        /// 根据当前省ID返回当前省的所有城市名

        /// </summary>

        /// <param name="nowProvinceId"></param>

        /// <returns></returns>

        public static List<string> GetAllCityNameByNowProvinceId(string nowProvinceId)

        {

            List<string> nowAllCityName = new List<string>();

            XmlDocument xmlDoc = ReadAndLoadXml();

            //所有province节点

            XmlNode provinces = xmlDoc.SelectSingleNode("province");

            foreach (XmlNode province in provinces)

            {

                XmlElement _province = (XmlElement)province;

               

                //当前城市id

                if (nowProvinceId == _province.GetAttribute("id"))

                {

                    foreach (XmlElement city in _province.ChildNodes)

                    {

                        XmlElement _city = (XmlElement)city;

                        //当前城市的所有cityName添加到列表

                        nowAllCityName.Add(_city.GetAttribute("name"));

                    }

                }

            }

            return nowAllCityName;

        }

        /// <summary>

        /// 根据省的ID返回省的名字

        /// </summary>

        /// <param name="provinceId"></param>

        /// <returns></returns>

        public static string GetProvinceName(string provinceId)

        {

            string _provinceName = "";

            XmlDocument xmlDoc = ReadAndLoadXml();

            //所有province节点

            XmlNode provinces = xmlDoc.SelectSingleNode("province");

            foreach (XmlNode province in provinces)

            {

                XmlElement _province = (XmlElement)province;

                if (provinceId == _province.GetAttribute("id"))

                {

                    //获取实际省名

                    _provinceName= _province.GetAttribute("name");

                }

            }

            return _provinceName;

        }

        /// <summary>

        /// 根据城市ID返会城市名字

        /// </summary>

        /// <param name="cityId"></param>

        /// <returns></returns>

        public static string GetCityName(string cityId)

        {

            string cityName="";

            XmlDocument xmlDoc = ReadAndLoadXml();

            //所有province节点

            XmlNode provinces = xmlDoc.SelectSingleNode("province");

            foreach (XmlNode province in provinces)

            {

                XmlElement _province = (XmlElement)province;

                if (_nowProvinceId == _province.GetAttribute("id"))

                {

                    foreach (XmlElement city in _province.ChildNodes)

                    {

                        XmlElement _city = (XmlElement)city;

                        if (cityId == _city.GetAttribute("id"))

                        {

                            //获取实际城市名

                            cityName = _city.GetAttribute("name");

                        }

                    }

                }

            }

            return cityName;

        }

    }

 

}

 

 

 

 

 

 

 

using UnityEngine;

using System.Collections;

using System.Collections.Generic;

using Address;

public class FinalTest : MonoBehaviour {

 // Use this for initialization

 void Start ()

    {

        List<string> allp = new List<string>();

        allp = AddressData.GetAllProvinceName();

       

        Debug.Log(AddressData.allProvinceName.Count);

        Debug.Log(allp.Count);

        List<string> allCity = new List<string>();

        allCity = AddressData.GetAllCityNameByNowProvinceId("01");

        Debug.Log(allCity.Count);

        for (int i = 0; i < allCity.Count; i++)

        {

            Debug.Log(allCity[i]);

        }

        string a = AddressData.GetProvinceName("02");

        Debug.Log(a);

 }

    // Update is called once per frame

    void Update()

    {

 

 }

}

 

 

 

 

 

 

<?xml version="1.0" encoding="utf-8"?>

<province>

  <province id ="01" name="江苏">

    <city id ="01" name ="南京"></city>

    <city id ="02" name ="镇江"></city>

    <city id ="03" name ="南通"></city>

  </province>

  <province id ="02" name="河南">

    <city id ="01" name ="郑州"></city>

    <city id ="02" name ="开封"></city>

    <city id ="03" name ="洛阳"></city>

  </province>

 

</province>