private void ExecuteScrollTo(object p)
{
if (WordList != null)
{
int index = WordList.BinarySearch(new WordItem(ScrollToText));
if (index >= 0)
{
if (WordList[index] == ScrollToItem)
{
ScrollToItem = null; // force a property changed notification
}
// expand the group that the search word belongs too
int firstItem = WordList.BinarySearch(new WordItem(new string ('a', ScrollToText.Length)));
if (firstItem < 0)
{
WordList[~firstItem].IsExpanded = true;
}
// select and scroll into view
ScrollToItem = WordList[index];
}
}
}
private bool WordListContains()
{
if ((WordList != null) && (ScrollToText != null) && (ScrollToText.Length >= WordDictionary.cMinLetters))
{
return(WordList.BinarySearch(new WordItem(ScrollToText)) >= 0);
}
return(false);
}
