Ejemplo n.º 1
0
        /// <summary>
        /// restricts the search result (list of search matches) to a particular section.
        /// </summary>
        /// <param name="allResults">Search results to be restricted. May be <c>null</c>.</param>
        /// <param name="desiredSection">Section to which the results should be restricted.</param>
        /// <returns>The restricted list of the search results, may be <c>null</c>.</returns>
        /// <since>2.0</since>
        public static WordPtr[] RestrictResults(WordPtr[] allResults, string desiredSection)
        {
            if (allResults == null)
            {
                return(null);
            }

            // Count
            int fit = 0;

            foreach (WordPtr word in allResults)
            {
                if (isProperSection(word, desiredSection))
                {
                    fit++;
                }
            }

            if (fit == 0)
            {
                return(null);
            }

            // Extract
            WordPtr[] result = new WordPtr[fit];
            int       index  = 0;

            foreach (WordPtr word in allResults)
            {
                if (isProperSection(word, desiredSection))
                {
                    Debug.Assert(index < fit);
                    result[index++] = word;
                }
            }

            return(result);
        }
Ejemplo n.º 2
0
 private static bool isProperSection(WordPtr word, string section)
 {
     return(word.Section == section ||
            (section == NonSubjectSections && word.Section != SubjectSection));
 }