SearchBookContentsListItem.java 文件源码

public void set(SearchBookContentsResult result) {
  pageNumberView.setText(result.getPageNumber());
  String snippet = result.getSnippet();
  if (snippet.isEmpty()) {
    snippetView.setText("");
  } else {
    if (result.getValidSnippet()) {
      String lowerQuery = SearchBookContentsResult.getQuery().toLowerCase(Locale.getDefault());
      String lowerSnippet = snippet.toLowerCase(Locale.getDefault());
      Spannable styledSnippet = new SpannableString(snippet);
      StyleSpan boldSpan = new StyleSpan(Typeface.BOLD);
      int queryLength = lowerQuery.length();
      int offset = 0;
      while (true) {
        int pos = lowerSnippet.indexOf(lowerQuery, offset);
        if (pos < 0) {
          break;
        }
        styledSnippet.setSpan(boldSpan, pos, pos + queryLength, 0);
        offset = pos + queryLength;
      }
      snippetView.setText(styledSnippet);
    } else {
      // This may be an error message, so don't try to bold the query terms within it
      snippetView.setText(snippet);
    }
  }
}