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添加Web引用：http://www.webxml.com.cn/WebServices/WeatherWebService.asmx
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace 天气助手
{
public partial class Weather : Form
{
public Weather()
{
InitializeComponent();
}
public string[] GetWeather(string xCity)
{
cn.com.webxml.www.WeatherWebService mWeatherWebService = new cn.com.webxml.www.WeatherWebService();
string[] WeatherOfCity = mWeatherWebService.getWeatherbyCityName(xCity);
return WeatherOfCity;
}
private void Weather_Load(object sender, EventArgs e)
{
}
public void Weather_Shown(object sender, EventArgs e)
{
try
{
cn.com.webxml.www.WeatherWebService mWeatherWebService = new cn.com.webxml.www.WeatherWebService();
string[] mArea = mWeatherWebService.getSupportProvince();
int mCount = mArea.Length - 1;
comboBox01.Items.Clear();
for (int mI = 0; mI <= mCount; mI++)
{
comboBox01.Items.Add(mArea[mI].ToString());
}
comboBox01.SelectedIndex = 0;
}
catch
{
}
}
public void comboBox01_SelectedIndexChanged(object sender, EventArgs e)
{
try
{
cn.com.webxml.www.WeatherWebService mWeatherWebService = new cn.com.webxml.www.WeatherWebService();
string[] mCity = mWeatherWebService.getSupportCity(comboBox01.Text);
int mCount = mCity.Length - 1;
comboBox02.Items.Clear();
for (int mI = 0; mI <= mCount; mI++)
{
comboBox02.Items.Add(mCity[mI].Remove(mCity[mI].IndexOf("(")));
}
comboBox02.SelectedIndex = 0;
}
catch
{
}
}
public void comboBox02_SelectedIndexChanged(object sender, EventArgs e)
{
try
{
string[] WeatherOfCity = GetWeather(comboBox02.Items[comboBox02.SelectedIndex].ToString());
label03.Text = WeatherOfCity[0].ToString();
label05.Text = WeatherOfCity[1].ToString();
label06.Text = WeatherOfCity[10].ToString();
//今天
pictureBox01.ImageLocation = @"p_w_picpaths/weather/" + WeatherOfCity[8].ToString();
pictureBox02.ImageLocation = @"p_w_picpaths/weather/" + WeatherOfCity[9].ToString();
label07.Text = WeatherOfCity[6].ToString() + WeatherOfCity[5].ToString() + WeatherOfCity[7].ToString();
label08.Text = WeatherOfCity[11].ToString();
//明天
pictureBox03.ImageLocation = @"p_w_picpaths/weather/" + WeatherOfCity[15].ToString();
pictureBox04.ImageLocation = @"p_w_picpaths/weather/" + WeatherOfCity[16].ToString();
label16.Text = WeatherOfCity[13].ToString() + WeatherOfCity[12].ToString() + WeatherOfCity[14].ToString();
//后天
pictureBox05.ImageLocation = @"p_w_picpaths/weather/" + WeatherOfCity[20].ToString();
pictureBox06.ImageLocation = @"p_w_picpaths/weather/" + WeatherOfCity[21].ToString();
label17.Text = WeatherOfCity[18].ToString() + WeatherOfCity[17].ToString() + WeatherOfCity[19].ToString();
//城市说明及图片
pictureBox07.ImageLocation = @"http://www.cma.gov.cn/tqyb/img/city/" + WeatherOfCity[3].ToString();
label18.Text = WeatherOfCity[22].ToString();
//预计时间
label19.Text = "预报时间：" + WeatherOfCity[4].ToString();
}
catch
{
}
}
}
}