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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_WEBSTORE_RESULT_H_
      6 #define CHROME_BROWSER_UI_APP_LIST_SEARCH_WEBSTORE_WEBSTORE_RESULT_H_
      7 
      8 #include <string>
      9 
     10 #include "base/basictypes.h"
     11 #include "base/memory/weak_ptr.h"
     12 #include "chrome/browser/extensions/install_observer.h"
     13 #include "chrome/browser/ui/app_list/search/chrome_search_result.h"
     14 #include "extensions/browser/extension_registry_observer.h"
     15 #include "url/gurl.h"
     16 
     17 class AppListControllerDelegate;
     18 class Profile;
     19 
     20 namespace extensions {
     21 class ExtensionRegistry;
     22 class InstallTracker;
     23 }
     24 
     25 namespace app_list {
     26 
     27 class WebstoreResult : public ChromeSearchResult,
     28                        public extensions::InstallObserver,
     29                        public extensions::ExtensionRegistryObserver {
     30  public:
     31   WebstoreResult(Profile* profile,
     32                  const std::string& app_id,
     33                  const std::string& localized_name,
     34                  const GURL& icon_url,
     35                  AppListControllerDelegate* controller);
     36   virtual ~WebstoreResult();
     37 
     38   // ChromeSearchResult overides:
     39   virtual void Open(int event_flags) OVERRIDE;
     40   virtual void InvokeAction(int action_index, int event_flags) OVERRIDE;
     41   virtual scoped_ptr<ChromeSearchResult> Duplicate() OVERRIDE;
     42   virtual ChromeSearchResultType GetType() OVERRIDE;
     43 
     44  private:
     45   void UpdateActions();
     46   void SetDefaultDetails();
     47   void OnIconLoaded();
     48 
     49   void StartInstall(bool launch_ephemeral_app);
     50   void InstallCallback(bool success, const std::string& error);
     51 
     52   // Start observing both InstallObserver and ExtensionRegistryObserver.
     53   void StartObserving();
     54 
     55   void StopObservingInstall();
     56   void StopObservingRegistry();
     57 
     58   // extensions::InstallObserver overrides:
     59   virtual void OnDownloadProgress(const std::string& extension_id,
     60                                   int percent_downloaded) OVERRIDE;
     61   virtual void OnShutdown() OVERRIDE;
     62 
     63   // extensions::ExtensionRegistryObserver overides:
     64   virtual void OnExtensionWillBeInstalled(
     65       content::BrowserContext* browser_context,
     66       const extensions::Extension* extension,
     67       bool is_update,
     68       bool from_ephemeral,
     69       const std::string& old_name) OVERRIDE;
     70   virtual void OnShutdown(extensions::ExtensionRegistry* registry) OVERRIDE;
     71 
     72   Profile* profile_;
     73   const std::string app_id_;
     74   const std::string localized_name_;
     75   const GURL icon_url_;
     76 
     77   gfx::ImageSkia icon_;
     78   base::WeakPtrFactory<WebstoreResult> weak_factory_;
     79 
     80   AppListControllerDelegate* controller_;
     81   extensions::InstallTracker* install_tracker_;  // Not owned.
     82   extensions::ExtensionRegistry* extension_registry_;  // Not owned.
     83 
     84   DISALLOW_COPY_AND_ASSIGN(WebstoreResult);
     85 };
     86 
     87 }  // namespace app_list
     88 
     89 #endif  // CHROME_BROWSER_UI_APP_LIST_SEARCH_WEBSTORE_WEBSTORE_RESULT_H_
     90