public static string Select(YahooXmlData data, string opt, int day = -1)
{
if (data == null)
throw new Exception("YahooXmlData is invalid when pick data from it");
if (day < 0)
{
switch (opt)
{
case "lastbuilddate":
return data.channel.lastbuilddate;
case "city":
return data.channel.location.city;
case "region":
return data.channel.location.region;
case "country":
return data.channel.location.country;
case "chill":
return data.channel.wind.chill;
case "direction":
return data.channel.wind.direction;
case "speed":
return data.channel.wind.speed;
case "humidity":
return data.channel.atmosphere.humidity;
case "visibility":
return data.channel.atmosphere.visibility;
case "pressure":
return data.channel.atmosphere.pressure;
case "rising":
return data.channel.atmosphere.rising;
case "sunrise":
return data.channel.astronomy.sunrise;
case "sunset":
return data.channel.astronomy.sunset;
case "lat":
return data.channel.item.lat;
case "long":
return data.channel.item.Long;
case "text":
return data.channel.item.condition.text;
case "code":
return data.channel.item.condition.code;
case "temp":
return data.channel.item.condition.temp;
case "date":
return data.channel.item.condition.date;
default:
throw new Exception("Can't find item such as " + opt);
}
}
else
{
int futurenum = data.channel.item.forecasts.Count;
day = day > futurenum ? futurenum : day;
switch (opt)
{
case "day":
return data.channel.item.forecasts[day].day;
case "date":
return data.channel.item.forecasts[day].date;
case "low":
return data.channel.item.forecasts[day].low;
case "high":
return data.channel.item.forecasts[day].high;
case "text":
return data.channel.item.forecasts[day].text;
case "code":
return data.channel.item.forecasts[day].code;
default:
throw new Exception("Can't find item such as " + opt);
}
}
}
private void OnSourceUpdate(Object sender, WeatherEventArgs e)
{
_data = e.data;
if (_data != null)
{
SetRetString();
}
}
public WeatherEventArgs(YahooXmlData data)
{
this.data = data;
}
