private void Filter_Click(object sender, RoutedEventArgs e)
        {
            Grid parentGrid  = (Grid)((Button)sender).Parent;
            int  genderState = ((ComboBox)parentGrid.FindName("GenderCombo")).SelectedIndex;
            int  aliveState  = ((ComboBox)parentGrid.FindName("AliveCombo")).SelectedIndex;

            CharactersViewModel.LoadFilteredPage(genderState, aliveState);
        }