protected override void OnNavigatedTo(NavigationEventArgs e)
{
string jawabanUser = "";
if (NavigationContext.QueryString.TryGetValue("selectedJawaban", out jawabanUser))
{
string indexKuis = "";
if (NavigationContext.QueryString.TryGetValue("indexKuis", out indexKuis))
{
int index = int.Parse(indexKuis);
ourItem = App.ViewModel.ItemsKuis[index];
bool cek = jawabanUser.Equals(ourItem.JawabanBenar, StringComparison.Ordinal);
if (cek)
{
App.ViewModel.TambahKuisTerjawab(ourItem);
App.ViewModel.UpdateDatabaseKuis();
textResult.Text = "Selamat jawaban Anda benar";
Uri uri = new Uri("Assets/Images/true.png", UriKind.Relative);
BitmapImage imgSource = new BitmapImage(uri);
gambarBenarSalah.Source = imgSource;
App.ViewModel.ItemsJumlah.First().Jumlah = App.ViewModel.ItemsJumlah.First().Jumlah + 1;
}
else
{
App.ViewModel.TambahKuisTerjawab(ourItem);
App.ViewModel.UpdateDatabaseKuis();
jawabanBenar.Text = "Jawaban yang benar adalah " + this.getJawabanBenar();
textResult.Text = "Maaf, jawaban Anda salah.";
Uri uri = new Uri("Assets/Images/false.png", UriKind.Relative);
BitmapImage imgSource = new BitmapImage(uri);
gambarBenarSalah.Source = imgSource;
}
}
}
}
public static ObservableCollection <KuisViewModel> LoadDataBaseKuisFromXML(int id)
{
ObservableCollection <KuisViewModel> items = new ObservableCollection <KuisViewModel>();
XDocument xdoc = XDocument.Load("Content/KuisData.xml");
var dataEnum = xdoc.Descendants("Kuis");
int sonnetNumber = 1;
foreach (XElement e in dataEnum)
{
if ((string)e.Element("Stage").Value == "" + id)
{
KuisViewModel ivm = new KuisViewModel();
ivm.PertanyaanKuis = (string)e.Element("Number").Value;
ivm.JawabanA = (string)e.Element("A").Value;
ivm.JawabanB = (string)e.Element("B").Value;
ivm.JawabanC = (string)e.Element("C").Value;
ivm.JawabanD = (string)e.Element("D").Value;
ivm.JawabanBenar = (string)e.Element("Benar").Value;
ivm.IsTerjawab = false;
ivm.IdKuis = sonnetNumber;
items.Add(ivm);
sonnetNumber++;
}
}
return(items);
}
public KuisPage()
{
InitializeComponent();
this.Loaded += new RoutedEventHandler(KuisPage_Loaded);
kwm = App.ViewModel.ItemsKuis.Last();
DataContext = kwm;
}
