Оптимизация большого количества пользовательских элементов управления

    public partial class PhraseInList : UserControl
    {
        public delegate void WordClickEventHandler(int id, string word);
        public event WordClickEventHandler ClickWord = delegate { };
        public delegate void DeleteEventHandler(int id);
        public event DeleteEventHandler Delete = delegate { };
        private Brush enterBrush = SystemColors.ControlDarkBrush;
        private Brush leaveBrush = SystemColors.WindowBrush;
        private Brush selectedBrush = SystemColors.GradientActiveCaptionBrush;
        private int id;
 
        public PhraseInList()
        {
            InitializeComponent();
        }
 
        public PhraseInList(int id, int number, string[] words, bool selected)
        {
            InitializeComponent();
            NumberText.Text = number.ToString() + ":";
            if (selected)
                this.Background = selectedBrush;
            for (int i  = 0; words[i] != ""; i++)
            {
                TextBlock word = new TextBlock();
                word.Text = words[i];
                PhraseStack.Children.Add(word);
            }
 
        }
 
        private void TextBlock_MouseEnter(object sender, MouseEventArgs e)
        {
            TextBlock word = sender as TextBlock;
            word.Background = enterBrush;
        }
 
        private void TextBlock_MouseLeave(object sender, MouseEventArgs e)
        {
            TextBlock word = sender as TextBlock;
            word.Background = leaveBrush;
        }
 
        private void TextBlock_MouseDown(object sender, MouseButtonEventArgs e)
        {
            TextBlock word = sender as TextBlock;
            ClickWord(id, word.Text);
        }
 
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            Delete(id);
        }
    }

      private void mouseEnter ( object sender, MouseEventArgs e )
      {
         Run run = sender as Run;
         run.Background = SystemColors.HighlightBrush;
         run.Foreground = SystemColors.HighlightTextBrush;
         run.Cursor = Cursors.Hand;
      }
 
      private void mouseLeave ( object sender, MouseEventArgs e )
      {
         Run run = sender as Run;
         run.Background = parag.Background;
         run.ClearValue ( ForegroundProperty );
         run.ClearValue ( CursorProperty );
      }
      private void mouseClick ( object sender, MouseButtonEventArgs e )
      {
         if ( e.ClickCount == 1 )
         {
            Run run = sender as Run;
            parag.Inlines.Remove ( run );
         }
      }

         Run run = new Run ( "some text" ) { Tag = 22 };
         parag.Inlines.Add ( run );

run.Tag