Home | History | Annotate | Download | only in omnibox 
      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_OMNIBOX_AUTOCOMPLETE_PROVIDER_CLIENT_H_
      6 #define COMPONENTS_OMNIBOX_AUTOCOMPLETE_PROVIDER_CLIENT_H_
      7 
      8 #include "base/strings/string16.h"
      9 #include "components/history/core/browser/keyword_id.h"
     10 #include "components/metrics/proto/omnibox_event.pb.h"
     11 
     12 struct AutocompleteMatch;
     13 class AutocompleteSchemeClassifier;
     14 class GURL;
     15 
     16 namespace history {
     17 class URLDatabase;
     18 }
     19 
     20 namespace net {
     21 class URLRequestContextGetter;
     22 }
     23 
     24 class AutocompleteProviderClient {
     25  public:
     26   virtual ~AutocompleteProviderClient() {}
     27 
     28   // Returns the request context.
     29   virtual net::URLRequestContextGetter* RequestContext() = 0;
     30 
     31   // Returns whether the provider should work in incognito mode.
     32   virtual bool IsOffTheRecord() = 0;
     33 
     34   // The value to use for Accept-Languages HTTP header when making an HTTP
     35   // request.
     36   virtual std::string AcceptLanguages() = 0;
     37 
     38   // Returns true when suggest support is enabled.
     39   virtual bool SearchSuggestEnabled() = 0;
     40 
     41   // Returns whether the bookmark bar is visible on all tabs.
     42   virtual bool ShowBookmarkBar() = 0;
     43 
     44   // Returns the scheme classifier.
     45   virtual const AutocompleteSchemeClassifier& SchemeClassifier() = 0;
     46 
     47   // Given some string |text| that the user wants to use for navigation,
     48   // determines how it should be interpreted.
     49   virtual void Classify(
     50       const base::string16& text,
     51       bool prefer_keyword,
     52       bool allow_exact_keyword_match,
     53       metrics::OmniboxEventProto::PageClassification page_classification,
     54       AutocompleteMatch* match,
     55       GURL* alternate_nav_url) = 0;
     56 
     57   // Returns the in-memory URL database.
     58   virtual history::URLDatabase* InMemoryDatabase() = 0;
     59 
     60   // Deletes all URL and search term entries matching the given |term| and
     61   // |keyword_id| from history.
     62   virtual void DeleteMatchingURLsForKeywordFromHistory(
     63       history::KeywordID keyword_id,
     64       const base::string16& term) = 0;
     65 
     66   // Returns whether the user has tab sync enabled and tab sync is unencrypted.
     67   virtual bool TabSyncEnabledAndUnencrypted() = 0;
     68 
     69   // Starts prefetching the image at the given |url|.
     70   virtual void PrefetchImage(const GURL& url) = 0;
     71 };
     72 
     73 #endif  // COMPONENTS_OMNIBOX_AUTOCOMPLETE_PROVIDER_CLIENT_H_
     74