/// <summary>
/// User wants to see a survey
/// </summary>
void SurveyList_ItemTapped(object sender, ItemTappedEventArgs e)
{
// Use Tapped instead of selected to allow the re-selection of the item without crashing Android
SurveyCellViewModel cell = (SurveyCellViewModel)e.Item;
cell.BackgroundColor = Color.FromHex("#FF4F45");
Survey item = cell.Survey;
Page sp;
if (App.isAdmin())
{
if (Device.OS == TargetPlatform.WinPhone)
{
Device.BeginInvokeOnMainThread(() => DisplayAlert("Not supported", "Due to technical reasons, this Action is not supported on WindowsPhone at the moment.", "OK"));
return;
}
sp = new SurveyResultPage(item);
}
else
{
sp = new SurveyPage(item);
}
cell.BackgroundColor = this.BackgroundColor;
Navigation.PushAsync(sp);
}
public void OnDelete(object sender, EventArgs e)
{
if (!App.isAdmin())
{
Device.BeginInvokeOnMainThread(() => DisplayAlert("Forbidden", "Only course managers can delete surveys", "OK"));
return;
}
//Xamarin doesnt support the necessary Bindings
var mi = (MenuItem)sender;
SurveyCellViewModel surveyCellViewModel = (SurveyCellViewModel)mi.CommandParameter;
var vm = (CourseRoomPageViewModel)this.BindingContext;
vm.DeleteSurveyExecute(surveyCellViewModel.Survey);
}
