public Common_AreaListVD(string prefixes, Base_AreaXmlVD areaInfo, string userProvince, string userCity, string userDistrict, AreaXML_Provinces topProvince = null, AreaXML_Cities topCity = null, AreaXML_Districts topDistrict = null, bool hideDistrict = false, bool showProvinceAllButton = false, bool showCityAllButton = false)
{
Prefixes = prefixes;
Provinces = areaInfo.Provinces;
Cities = areaInfo.Cities;
Districts = areaInfo.Districts;
UserProvince = userProvince;
UserCity = userCity;
UserDistrict = userDistrict;
//如果首项为空，则ID设为-1
topProvince = topProvince ?? new AreaXML_Provinces(-1, "", "", "");
topCity = topCity ?? new AreaXML_Cities(-1, 0, "", "", "", 0);
topDistrict = topDistrict ?? new AreaXML_Districts(-1, 0, "");
TopProvince = topProvince;
TopCity = topCity;
TopDistrict = topDistrict;
HideDistrict = hideDistrict;
ShowProvinceAllButton = showProvinceAllButton;
ShowCityAllButton = showCityAllButton;
}
private AreaXML_Cities GetCityData(string attributeName, string value)
{
List <AreaXML_Cities> fullCitiesData = GetCitiesData();
AreaXML_Cities city = (from c in fullCitiesData
where c.GetType().GetProperty(attributeName).GetValue(c, null).ToString() == value//应用到反射
select c).FirstOrDefault();
return(city);
}
/// <summary>
/// 获取制定城市名称CityName下面所有的区县数据
/// </summary>
/// <param name="cityName"></param>
/// <returns></returns>
public List <AreaXML_Districts> GetDistrictsData(string cityName)
{
if (!string.IsNullOrEmpty(cityName))
{
List <AreaXML_Cities> fullCitiesData = GetCitiesData();
AreaXML_Cities cityDta = fullCitiesData.Where(c => c.CityName == cityName).FirstOrDefault();
if (cityDta != null)
{
return(GetDistrictsData(cityDta.ID));
}
else
{
return(new List <AreaXML_Districts>());
}
}
else
{
return(new List <AreaXML_Districts>());
}
}
/// <summary>
/// 获取默认，或者用户所在地区的列表
/// </summary>
/// <param name="provinceName"></param>
/// <param name="cityName"></param>
/// <param name="TopProvince">Province第一项</param>
/// <param name="TopCities">Cities第一项</param>
/// <param name="TopDistricts">Districts第一项</param>
/// <returns></returns>
public Base_AreaXmlVD GetAreaDataByProvinceAndCity(string provinceName, string cityName, string districtName, AreaXML_Provinces TopProvince, AreaXML_Cities TopCities, AreaXML_Districts TopDistricts)
{
var vd = new Base_AreaXmlVD()
{
Provinces = this.GetProvincesData(),
Cities = this.GetCitiesData(provinceName),
Districts = this.GetDistrictsData(cityName),
CurrentProvince = provinceName ?? "",
CurrentCity = cityName ?? "",
CurrentDistrict = districtName ?? ""
};
//加入第一行提示
if (string.IsNullOrEmpty(provinceName))
{
vd.Cities = this.GetCitiesData("北京市");
vd.Districts = this.GetDistrictsData("北京市");
}
//新增第一项
if (TopProvince != null)
{
vd.Provinces.Insert(0, TopProvince);
}
if (TopCities != null)
{
vd.Cities.Insert(0, TopCities);
}
if (TopDistricts != null)
{
vd.Districts.Insert(0, TopDistricts);
}
return(vd);
}
