private async void getCategories()
{
QuizDataProvider qdp = new QuizDataProvider();
var categories = await qdp.GetCategories();
foreach (var cat in categories)
{
Categories.Items.Add(cat);
}
Categories.SelectedIndex = 0;
}
private async void CategoryChanged(object sender, SelectionChangedEventArgs e)
{
Questions.Items.Clear();
QuizDataProvider qdp = new QuizDataProvider();
var category = Categories.SelectedItem as Category;
var questions = await qdp.GetQuestions(category.Id);
foreach (var question in questions)
{
Questions.Items.Add(question);
}
}
