using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Text.RegularExpressions;

namespace CallWebServices
{
    public partial class Form1 : Form
    {
        private WeatherWebServices.WeatherWebServiceSoapClient weatherWebSvc = null;

        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            try
            {
                weatherWebSvc = new CallWebServices.WeatherWebServices.WeatherWebServiceSoapClient();
                weatherWebSvc.Open();

                string[] cities = weatherWebSvc.getSupportCity("");

                DataTable weatherData = new DataTable();
                weatherData.Columns.Add("province");
                weatherData.Columns.Add("city");
                weatherData.Columns.Add("city_code");
                weatherData.Columns.Add("city_image");
                weatherData.Columns.Add("last_update_time");
                weatherData.Columns.Add("temperature");
                weatherData.Columns.Add("summary");
                weatherData.Columns.Add("wind_direction");
                weatherData.Columns.Add("wind_power");
                weatherData.TableName = "WeatherData";

                Regex regex = new Regex(@"(\d+)");

                foreach (string city in cities)
                {
                    string cityCode = regex.Match(city).Value;
                    string[] weatherDataArr = weatherWebSvc.getWeatherbyCityName(cityCode);
                    DataRow row = weatherData.NewRow();
                    for (int i = 0; i < weatherData.Columns.Count; i++)
                        row[i] = weatherDataArr[i];
                    weatherData.Rows.Add(row);
 
                    //城市太多了，全查受不了，所以随便查几个就Stop了。
                    if (weatherData.Rows.Count > 5)
                        break;
                }

                //绑定查询结果，显示
                this.dataGridView1.DataSource = weatherData;
                //利用DataTable保存成Xml
                weatherData.WriteXml(@"D:\temp\weather.xml");

                weatherWebSvc.Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
            finally
            {
                try
                {
                    weatherWebSvc.Close();
                }
                catch