public EditTodoNoteViewModel(TodoNote todoNote)
 {
     this.TodoNote = todoNote;
     //foreach(TodoNote.TodoEntry entry in TodoNote.TodoEntries){
     //    this.todoEntries.Add(new TodoEntry(entry.ID, entry.Content, entry.IsDone));
     //}
 }
 private void DeleteEntry(TodoNote.TodoEntry entry)
 {
     todoNoteDataHelper.DeleteEntry(entry.Id);
     viewModel.TodoEntries.Remove(entry);
 }