public SpeakerListPage()
{
this.InitializeComponent();
ViewModel = SpeakerListViewModel.GetSpeakerListViewModel();
Add_Command = new RelayCommand(() => Add());
Refresh_Command = new RelayCommand(() => Refresh());
}
/// <summary>
/// Loading app resources when on extended splash screen.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
async void DismissedEventHandler(SplashScreen sender, object e)
{
dismissed = true;
// Updating the loading text depends on loading operation. This call is performed safely using the main UI thread.
// If there's any error, ignore anh proceed to main page. Errors will be shown specifically in corresponding pages.
// Load protocols
await CoreApplication.MainView.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => LoadingText.Text = "Loading Protocols...");
try {
ProtocolListViewModel.GetProtocolListViewModel();
} catch { }
// Load speakers
await CoreApplication.MainView.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => LoadingText.Text = "Loading Speakers...");
try {
SpeakerListViewModel.GetSpeakerListViewModel();
} catch { }
// (Fake) Finalizing
await CoreApplication.MainView.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => LoadingText.Text = "Finalizing Initialization...");
Thread.Sleep(2000);
// Dismiss and go to main page.
DismissExtendedSplash();
}
public IActionResult GetSpeakers()
{
var speakerListViewModel = new SpeakerListViewModel {
SpeakerList = _speakerService.GetSpeakers().ToList()
};
return(View(speakerListViewModel));
}
protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
{
base.OnNavigatedTo (e);
if (e.NavigationMode == System.Windows.Navigation.NavigationMode.New) {
var vm = new SpeakerListViewModel ();
vm.BeginUpdate (Dispatcher);
DataContext = vm;
}
}
protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
{
base.OnNavigatedTo(e);
if (e.NavigationMode == System.Windows.Navigation.NavigationMode.New)
{
var vm = new SpeakerListViewModel();
vm.BeginUpdate(Dispatcher);
DataContext = vm;
}
}
private async void DeleteSpeaker(object sender, RoutedEventArgs e)
{
ContentDialog deleteDialog = new ContentDialog {
Title = "Delete Protocol",
Content = (((Button)sender).DataContext as SpeakerViewModel).Name + " will be deleted.",
PrimaryButtonText = "Delete",
SecondaryButtonText = "Cancel"
};
if (await deleteDialog.ShowAsync() == ContentDialogResult.Primary)
{
await SpeakerListViewModel.GetSpeakerListViewModel().DeleteSpeaker(((Button)sender).DataContext as SpeakerViewModel);
}
else
{
deleteDialog.Hide();
}
}
public SpeakerListPage(SpeakerListViewModel bindingContext)
{
InitializeComponent();
BindingContext = ViewModel = bindingContext;
}
