public Task <string> GetCitiesByCountry(string countryName)
{
var globalWeatherSoapClient = new GlobalWeatherSoapClient();
var citiesByCountryAsync = globalWeatherSoapClient.GetCitiesByCountryAsync(countryName);
return(citiesByCountryAsync);
}
public async Task <List <Table> > GetWeatherByCountryName(string country)
{
string cities = string.Empty;
var soapClient = new GlobalWeatherSoapClient(globalWeatherSoap);
cities = await soapClient.GetCitiesByCountryAsync(country);
//string is returned in xml format
return(StringConvert.ConvertXmlStringIntoObject(cities));
}
private async void button_Click(object sender, RoutedEventArgs e)
{
/****************************************/
/* Create the binding */
BasicHttpBinding binding = new BasicHttpBinding();
/* Set message size if required */
binding.MaxReceivedMessageSize = 20000000;
/* Set the Endpoint */
EndpointAddress address = new EndpointAddress("http://www.webservicex.com/globalweather.asmx");
/****************************************/
/* Get the task */
GlobalWeatherSoapClient gwsc = new GlobalWeatherSoapClient(binding, address);
/* Always a good idea to test for
* Exceptions */
try
{
Task<string> getCities = gwsc.GetCitiesByCountryAsync("");
/************************************/
/* Place a call to another method
* to do work, this event or
* function while the task finishes
* METHOD CALL HERE */
// Method
/* This event cannot complete w/o
* the await getCities task
* being completed */
string citys = await getCities;
/* You get the XML data &
* deserialize it.
* You do need to create a class
* that gives you access to the XML */
XmlSerializer result = new XmlSerializer(typeof(cities.NewDataSet));
cn = (cities.NewDataSet)result.Deserialize(new StringReader(citys));
/* After deserialization, use
* Lamda & Linq */
var Countries = cn.Table.Select(m => m.Country).Distinct();
/****************************************
/* Add countries to the combo box */
cmbxCountry.ItemsSource = Countries;
/****************************************/
}
catch (Exception)
{
throw;
}
}
public IEnumerable <string> GetCities(string countryName)
{
var request = new GetCitiesByCountryRequest(countryName);
var citiesByCountryResult = _globalWeatherSoapClient.GetCitiesByCountryAsync(request).Result.GetCitiesByCountryResult;
XmlDocument xml = new XmlDocument();
xml.LoadXml(citiesByCountryResult);
XmlNodeList xnList = xml.SelectNodes("/NewDataSet/Table");
var cities = new List <string>();
foreach (XmlNode xnode in xnList)
{
string cityName = xnode["City"].InnerText;
cities.Add(cityName);
}
return(cities.Distinct());
}
//user will enter country name for searching that country cities via button click
private async void Button_Click_1(object sender, RoutedEventArgs e)
{
try
{
string getcity = await proxy.GetCitiesByCountryAsync(country.Text);
XmlDocument xml = new XmlDocument();
xml.LoadXml(getcity);
XmlNodeList elemlist = xml.GetElementsByTagName("City");
for (int i = 0; i < elemlist.Count; i++)
{
string city = elemlist[i].InnerText;
cities.Add(city);
}
com_cities.DataContext = cities;
}
catch (Exception)
{
MessageDialog m = new MessageDialog("Data Not Found.");
m.ShowAsync();
}
}