protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
if (e.NavigationMode == NavigationMode.Back)
{
return;
}
if (!(e.Parameter is IEditorPageParameter))
{
throw new NotSupportedException("Parameter is not supported");
}
if (e.Parameter is NewCategoryParameter)
{
var parameter = (e.Parameter as NewCategoryParameter);
DeleteButton.Visibility = Visibility.Collapsed;
if (parameter.Category is GeneralCategory)
{
DatePicker.Date = (parameter.Category as GeneralCategory).Date;
}
ViewModel = new CategoryDetailViewModel(parameter.Category);
}
else
{
var parameter = (e.Parameter as EditCategoryParameter);
DeleteButton.Visibility = Visibility.Visible;
if (parameter.CategoryType == typeof(GeneralCategory))
{
var category = DBContext.GeneralCategories
.Include(c => c.CategoryContacts)
.ThenInclude(cc => cc.Contact)
.Single(s => s.ID == parameter.ID);
DatePicker.Date = category.Date.Date;
ViewModel = new CategoryDetailViewModel(category);
}
else
{
var category = DBContext.BirthdayCategories
.Include(c => c.CategoryContacts)
.ThenInclude(cc => cc.Contact)
.Single(s => s.ID == parameter.ID);
ViewModel = new CategoryDetailViewModel(category);
}
}
MessageFrame.Navigate(typeof(MessageEditorPage), ViewModel);
}
private void listConversations_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
var item = (ListBox)sender;
friendList = (ConversationsModel)item.SelectedItem;
if (friendList != null)
{
if (MessageFrame.CanGoBack)
{
MessageFrame.GoBack();
MessageFrame.Navigate(typeof(HistoryPage), friendList, new DrillInNavigationTransitionInfo());
}
else
{
MessageFrame.Navigate(typeof(HistoryPage), friendList, new DrillInNavigationTransitionInfo());
}
}
}