chrome/browser/autocomplete/history_provider_util.h

   1 // Copyright (c) 2012 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 CHROME_BROWSER_AUTOCOMPLETE_HISTORY_PROVIDER_UTIL_H_
   6 #define CHROME_BROWSER_AUTOCOMPLETE_HISTORY_PROVIDER_UTIL_H_
   7
   8 #include <deque>
   9 #include <vector>
  10
  11 #include "chrome/browser/history/history_types.h"
  12
  13 namespace history {
  14
  15 // Used for intermediate history result operations.
  16 struct HistoryMatch {
  17   // Required for STL, we don't use this directly.
  18   HistoryMatch();
  19
  20   HistoryMatch(const URLRow& url_info,
  21                size_t input_location,
  22                bool match_in_scheme,
  23                bool innermost_match);
  24
  25   static bool EqualsGURL(const HistoryMatch& h, const GURL& url);
  26
  27   // Returns true if url in this HistoryMatch is just a host
  28   // (e.g. "http://www.google.com/") and not some other subpage
  29   // (e.g. "http://www.google.com/foo.html").
  30   bool IsHostOnly() const;
  31
  32   URLRow url_info;
  33
  34   // The offset of the user's input within the URL.
  35   size_t input_location;
  36
  37   // Whether this is a match in the scheme.  This determines whether we'll go
  38   // ahead and show a scheme on the URL even if the user didn't type one.
  39   // If our best match was in the scheme, not showing the scheme is both
  40   // confusing and, for inline autocomplete of the fill_into_edit, dangerous.
  41   // (If the user types "h" and we match "http://foo/", we need to inline
  42   // autocomplete that, not "foo/", which won't show anything at all, and
  43   // will mislead the user into thinking the What You Typed match is what's
  44   // selected.)
  45   bool match_in_scheme;
  46
  47   // A match after any scheme/"www.", if the user input could match at both
  48   // locations.  If the user types "w", an innermost match ("website.com") is
  49   // better than a non-innermost match ("www.google.com").  If the user types
  50   // "x", no scheme in our prefix list (or "www.") begins with x, so all
  51   // matches are, vacuously, "innermost matches".
  52   bool innermost_match;
  53
  54   // When sorting, all promoted matches should appear before all non-promoted
  55   // matches, regardless of other properties of the match.
  56   bool promoted;
  57 };
  58 typedef std::deque<HistoryMatch> HistoryMatches;
  59
  60 }  // namespace history
  61
  62 #endif  // CHROME_BROWSER_AUTOCOMPLETE_HISTORY_PROVIDER_UTIL_H_