1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_TITLE_MATCH_H_
6#define COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_TITLE_MATCH_H_
7
8#include <cstddef>
9#include <utility>
10#include <vector>
11
12class BookmarkNode;
13
14namespace bookmarks {
15
16struct BookmarkMatch {
17  // Each MatchPosition is the [begin, end) positions of a match within a
18  // string.
19  typedef std::pair<size_t, size_t> MatchPosition;
20  typedef std::vector<MatchPosition> MatchPositions;
21
22  BookmarkMatch();
23  ~BookmarkMatch();
24
25  // Extracts and returns the offsets from |match_positions|.
26  static std::vector<size_t> OffsetsFromMatchPositions(
27      const MatchPositions& match_positions);
28
29  // Replaces the offsets in |match_positions| with those given in |offsets|,
30  // deleting any which are npos, and returns the updated list of match
31  // positions.
32  static MatchPositions ReplaceOffsetsInMatchPositions(
33      const MatchPositions& match_positions,
34      const std::vector<size_t>& offsets);
35
36  // The matching node of a query.
37  const BookmarkNode* node;
38
39  // Location of the matching words in the title of the node.
40  MatchPositions title_match_positions;
41
42  // Location of the matching words in the URL of the node.
43  MatchPositions url_match_positions;
44};
45
46}  // namespace bookmarks
47
48#endif  // COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_TITLE_MATCH_H_
49