public IActionResult ShowPicks(SelectListsVm userVm)
{
if (userVm.SimpleSelect != null)
{
return(Content($"You selected country with ID {userVm.SimpleSelect.SelectedCountryId}"));
}
else if (userVm.GroupedSelect != null)
{
return(Content($"You selected country with ID {userVm.GroupedSelect.SelectedCountryId}"));
}
else if (userVm.MultipleSelect != null)
{
int numberIds = userVm.MultipleSelect.SelectedCountryIds.Count();
string idsString = userVm.MultipleSelect.SelectedCountryIds.Select(i => i.ToString()).Aggregate((s, t) => s + ", " + t);
return(Content($"You selected {numberIds} countries with IDs {idsString}"));
}
else
{
return(Content($"You selected {userVm.FavoriteLanguage} as your favorite language."));
}
}
public IActionResult Index()
{
var optionGroups = new List <SelectListGroup>
{
new SelectListGroup {
Name = "Europe"
},
new SelectListGroup {
Name = "North America"
}
};
var vm = new SelectListsVm();
vm.SimpleSelect = new SimpleSelectVm
{
SelectedCountryId = 1,
Countries = new List <SelectListItem> {
new SelectListItem {
Value = "0", Text = "== Pick a Country =="
},
new SelectListItem {
Value = "1", Text = "Belgium"
},
new SelectListItem {
Value = "2", Text = "Netherlands"
},
new SelectListItem {
Value = "3", Text = "Luxemburg"
}
}
};
vm.GroupedSelect = new SimpleSelectVm
{
SelectedCountryId = 1,
Countries = new List <SelectListItem> {
new SelectListItem {
Value = "0", Text = "== Pick a Country =="
},
new SelectListItem {
Value = "1", Text = "Belgium", Group = optionGroups[0]
},
new SelectListItem {
Value = "2", Text = "Netherlands", Group = optionGroups[0]
},
new SelectListItem {
Value = "3", Text = "Luxemburg", Group = optionGroups[0]
},
new SelectListItem {
Value = "4", Text = "USA", Group = optionGroups[1]
},
new SelectListItem {
Value = "5", Text = "Canada", Group = optionGroups[1]
},
}
};
vm.MultipleSelect = new MultipleSelectVm
{
SelectedCountryIds = new List <int> {
1, 3
},
Countries = new List <SelectListItem>
{
new SelectListItem {
Value = "1",
Text = "Belgium"
},
new SelectListItem {
Value = "2",
Text = "Netherlands"
},
new SelectListItem {
Value = "3",
Text = "Luxemburg"
}
}
};
return(View(vm));
}