private void View_SearchTextChanged(object sender, SearchTextChangedEventArgs e)
 {
     if (e.Text != _searchItem.DisplayText)
     {
         _searchItem = new PlainTextSearchItem(e.Text);
     }
 }
 private void View_SearchTextChanged(object sender, SearchTextChangedEventArgs e)
 {
     if (e.Text != _searchItem.DisplayText)
       {
     _searchItem = new PlainTextSearchItem(e.Text);
       }
 }