/// <summary>
        /// Dismisses the message box.
        /// </summary>
        /// <param name="source">
        /// The source that caused the dismission.
        /// </param>
        /// <param name="useTransition">
        /// If true, the message box is dismissed after swiveling
        /// backward and out.
        /// </param>
        private void Dismiss(CustomMessageBoxResult source, bool useTransition)
        {
            // Ensure only a single Dismiss is being handled at a time
            if (_isBeingDismissed)
            {
                return;
            }
            _isBeingDismissed = true;

            // Handle the dismissing event.
            var handlerDismissing = Dismissing;

            if (handlerDismissing != null)
            {
                DismissingEventArgs args = new DismissingEventArgs(source);
                handlerDismissing(this, args);

                if (args.Cancel)
                {
                    _isBeingDismissed = false;
                    return;
                }
            }

            // Handle the dismissed event.
            var handlerDismissed = Dismissed;

            if (handlerDismissed != null)
            {
                DismissedEventArgs args = new DismissedEventArgs(source);
                handlerDismissed(this, args);
            }

            // Set the current instance to null.
            _currentInstance = null;

            // Cache this variable to avoid a race condition.
            bool restoreOriginalValues = _mustRestore;

            // Close popup.
            if (useTransition)
            {
                SwivelTransition backwardOut = new SwivelTransition {
                    Mode = SwivelTransitionMode.BackwardOut
                };
                ITransition swivelTransition = backwardOut.GetTransition(this);
                swivelTransition.Completed += (s, e) =>
                {
                    swivelTransition.Stop();
                    ClosePopup(restoreOriginalValues);
                };
                swivelTransition.Begin();
            }
            else
            {
                ClosePopup(restoreOriginalValues);
            }

            _isBeingDismissed = false;
        }
 private void Box_Dismissing(object sender, DismissingEventArgs e)
 {
     if (e.Result == CustomMessageBoxResult.LeftButton)
     {
         //voeg toe
         if (txtNewCategory.Text.Length != 0)
         {
             int id = CategoriesViewModel.GetLastIndex();
             Category c = new Category() { Name = txtNewCategory.Text, items = new ObservableCollection<Item>(), Id = ++id };
             CategoriesViewModel.AddCategorie(c);
         }
     }
     box.Dismiss();
 }
 private void Box_Dismissing(object sender, DismissingEventArgs e)
 {
     if (e.Result == CustomMessageBoxResult.LeftButton)
     {
         //voeg toe
         if (txtNewItem.Text.Length != 0)
         {
             int id = category.GetLastIndex();
             Item item = new Item() { Id = ++id, Count = 1, Done = false, Name = txtNewItem.Text };
             Items.Add(item);
         }
     }
     box.Dismiss();
 }
        /// <summary>
        /// Dismisses the message box.
        /// </summary>
        /// <param name="source">
        /// The source that caused the dismission.
        /// </param>
        /// <param name="useTransition">
        /// If true, the message box is dismissed after swiveling
        /// backward and out.
        /// </param>
        private void Dismiss(CustomMessageBoxResult source, bool useTransition)
        {
            // Ensure only a single Dismiss is being handled at a time
            if (_isBeingDismissed)
            {
                return;
            }
            _isBeingDismissed = true;

            // Handle the dismissing event.
            var handlerDismissing = Dismissing;
            if (handlerDismissing != null)
            {
                DismissingEventArgs args = new DismissingEventArgs(source);
                handlerDismissing(this, args);

                if (args.Cancel)
                {
                    _isBeingDismissed = false;
                    return;
                }
            }

            // Set the current instance to null.
            _currentInstance = null;

            // Cache this variable to avoid a race condition.
            bool restoreOriginalValues = _mustRestore;

            // Close popup.
            if (useTransition)
            {
                SwivelTransition backwardOut = new SwivelTransition { Mode = SwivelTransitionMode.BackwardOut };
                ITransition swivelTransition = backwardOut.GetTransition(this);
                swivelTransition.Completed += (s, e) =>
                {
                    swivelTransition.Stop();
                    ClosePopup(restoreOriginalValues, source);
                };
                swivelTransition.Begin();
            }
            else
            {
                ClosePopup(restoreOriginalValues, source);
            }

            _isBeingDismissed = false;
        }
 void CortanaOverlay_Dismissing(object sender, DismissingEventArgs e)
 {
     if (noting)
     {
         switch (e.Result)
         {
             case CustomMessageBoxResult.LeftButton:
                 note.Save();
                 UpdateLiveTile(note.note);
                 break;
             case CustomMessageBoxResult.None:
                 break;
             case CustomMessageBoxResult.RightButton:
                 break;
             default:
                 break;
         }
         NotesList.ItemsSource = note.GetAllNotes();
     }
     noting = false;
 }