protected void ListBoxContinents_OnSelectedIndexChanged(object sender, EventArgs e)
 {
     var context = new LocationsEntities();
     var id = this.ListBoxContinents.SelectedIndex + 1;
     var countries = context.Countries.Where(x => x.ContitnentId == id).ToList();
     var pageSize = this.GridViewCountries.PageSize;
     countries.Take(pageSize);
     var selectedContinent = context.Continents.FirstOrDefault(x => x.ContinentId == id);
     if (countries.Count > 0)
     {
         this.CountriesTitle.InnerText = "Countries in " + selectedContinent.Name;
     }
     else
     {
         this.CountriesTitle.InnerText = "No contries in" + selectedContinent.Name;
     }
     this.GridViewCountries.DataSource = countries;
     this.GridViewCountries.DataBind();
 }
예제 #2
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        protected void ListBoxContinents_OnSelectedIndexChanged(object sender, EventArgs e)
        {
            var context   = new LocationsEntities();
            var id        = this.ListBoxContinents.SelectedIndex + 1;
            var countries = context.Countries.Where(x => x.ContitnentId == id).ToList();
            var pageSize  = this.GridViewCountries.PageSize;

            countries.Take(pageSize);
            var selectedContinent = context.Continents.FirstOrDefault(x => x.ContinentId == id);

            if (countries.Count > 0)
            {
                this.CountriesTitle.InnerText = "Countries in " + selectedContinent.Name;
            }
            else
            {
                this.CountriesTitle.InnerText = "No contries in" + selectedContinent.Name;
            }
            this.GridViewCountries.DataSource = countries;
            this.GridViewCountries.DataBind();
        }
        protected void GridViewCountries_OnSelectedIndexChanged(object sender, EventArgs e)
        {
            var id = (int)(sender as GridView).SelectedDataKey.Value;
            var context = new LocationsEntities();
            var towns = context.Towns.Include("Country").Where(x => x.CountryId == id).ToList();
            var selectedCountry = context.Countries.FirstOrDefault(x => x.CountryId == id);

            var index = this.GridViewCountries.SelectedIndex;



            if (towns.Count > 0)
            {
                this.TownsTitle.InnerText = "Towns in: " + selectedCountry.Name;
            }
            else
            {
                this.TownsTitle.InnerText = "No towns in: " + selectedCountry.Name;
            }

            this.ListViewTowns.DataSource = towns;
            this.ListViewTowns.DataBind();
        }
예제 #4
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        protected void GridViewCountries_OnSelectedIndexChanged(object sender, EventArgs e)
        {
            var id              = (int)(sender as GridView).SelectedDataKey.Value;
            var context         = new LocationsEntities();
            var towns           = context.Towns.Include("Country").Where(x => x.CountryId == id).ToList();
            var selectedCountry = context.Countries.FirstOrDefault(x => x.CountryId == id);

            var index = this.GridViewCountries.SelectedIndex;



            if (towns.Count > 0)
            {
                this.TownsTitle.InnerText = "Towns in: " + selectedCountry.Name;
            }
            else
            {
                this.TownsTitle.InnerText = "No towns in: " + selectedCountry.Name;
            }

            this.ListViewTowns.DataSource = towns;
            this.ListViewTowns.DataBind();
        }