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      1 // Copyright 2013 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_UI_APP_LIST_SEARCH_WEBSTORE_PROVIDER_H_
      6 #define CHROME_BROWSER_UI_APP_LIST_SEARCH_WEBSTORE_PROVIDER_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/callback.h"
     10 #include "base/memory/scoped_ptr.h"
     11 #include "chrome/browser/ui/app_list/search/search_provider.h"
     12 
     13 class AppListControllerDelegate;
     14 class Profile;
     15 
     16 namespace base {
     17 class DictionaryValue;
     18 }
     19 
     20 namespace app_list {
     21 
     22 namespace test {
     23 class WebstoreProviderTest;
     24 }
     25 
     26 class ChromeSearchResult;
     27 class WebstoreSearchFetcher;
     28 
     29 // WebstoreProvider fetches search results from the web store server.
     30 // A "Search in web store" result will be returned if the server does not
     31 // return any results.
     32 class WebstoreProvider : public SearchProvider {
     33  public:
     34   WebstoreProvider(Profile* profile, AppListControllerDelegate* controller);
     35   virtual ~WebstoreProvider();
     36 
     37   // SearchProvider overrides:
     38   virtual void Start(const base::string16& query) OVERRIDE;
     39   virtual void Stop() OVERRIDE;
     40 
     41  private:
     42   friend class app_list::test::WebstoreProviderTest;
     43 
     44   void OnWebstoreSearchFetched(scoped_ptr<base::DictionaryValue> json);
     45   void ProcessWebstoreSearchResults(base::DictionaryValue* json);
     46   scoped_ptr<ChromeSearchResult> CreateResult(
     47       const base::DictionaryValue& dict);
     48 
     49   void set_webstore_search_fetched_callback(const base::Closure& callback) {
     50     webstore_search_fetched_callback_ = callback;
     51   }
     52 
     53   Profile* profile_;
     54   AppListControllerDelegate* controller_;
     55   scoped_ptr<WebstoreSearchFetcher> webstore_search_;
     56   base::Closure webstore_search_fetched_callback_;
     57 
     58   DISALLOW_COPY_AND_ASSIGN(WebstoreProvider);
     59 };
     60 
     61 }  // namespace app_list
     62 
     63 #endif  // CHROME_BROWSER_UI_APP_LIST_SEARCH_WEBSTORE_PROVIDER_H_
     64