Reland 152221 - chromeos: Sync animation.

chrome/browser/ui/ash/launcher/chrome_launcher_controller.h

Index: chrome/browser/ui/ash/launcher/chrome_launcher_controller.h
diff --git a/chrome/browser/ui/ash/launcher/chrome_launcher_controller.h b/chrome/browser/ui/ash/launcher/chrome_launcher_controller.h
index 79d710ec1dc9ab348ccfb420b95853cfcec58f0f..6f8dddc070fd07008a0ca58dbcb9b73276338de7 100644
--- a/chrome/browser/ui/ash/launcher/chrome_launcher_controller.h
+++ b/chrome/browser/ui/ash/launcher/chrome_launcher_controller.h
@@ -17,9 +17,11 @@
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/timer.h"
 #include "chrome/browser/api/prefs/pref_change_registrar.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/extensions/shell_window_registry.h"
+#include "chrome/browser/sync/profile_sync_service_observer.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/aura/client/activation_change_observer.h"
@@ -42,6 +44,7 @@ class BrowserLauncherItemControllerTest;
 class LauncherItemController;
 class PrefService;
 class Profile;
+class ProfileSyncService;
 class TabContents;
 
 // ChromeLauncherController manages the launcher items needed for content
@@ -54,7 +57,8 @@ class ChromeLauncherController
       public content::NotificationObserver,
       public extensions::ShellWindowRegistry::Observer,
       public aura::client::ActivationChangeObserver,
-      public aura::WindowObserver {
+      public aura::WindowObserver,
+      public ProfileSyncServiceObserver {
  public:
   // Indicates if a launcher item is incognito or not.
   enum IncognitoState {
@@ -227,6 +231,7 @@ class ChromeLauncherController
   virtual void LauncherItemMoved(int start_index, int target_index) OVERRIDE;
   virtual void LauncherItemChanged(int index,
                                    const ash::LauncherItem& old_item) OVERRIDE;
+  virtual void LauncherStatusChanged() OVERRIDE;
 
   // Overridden from content::NotificationObserver:
   virtual void Observe(int type,
@@ -237,17 +242,20 @@ class ChromeLauncherController
   virtual void OnShellWindowAdded(ShellWindow* shell_window) OVERRIDE;
   virtual void OnShellWindowRemoved(ShellWindow* shell_window) OVERRIDE;
 
-  // Overriden from client::ActivationChangeObserver:
+  // Overridden from client::ActivationChangeObserver:
   virtual void OnWindowActivated(
       aura::Window* active,
       aura::Window* old_active) OVERRIDE;
 
-  // Overriden from aura::WindowObserver:
+  // Overridden from aura::WindowObserver:
   virtual void OnWindowRemovingFromRootWindow(aura::Window* window) OVERRIDE;
 
-  // Overriden from ash::ShellObserver:
+  // Overridden from ash::ShellObserver:
   virtual void OnShelfAlignmentChanged() OVERRIDE;
 
+  // Overridden from ProfileSyncServiceObserver:
+  virtual void OnStateChanged() OVERRIDE;
+
  private:
   friend class BrowserLauncherItemControllerTest;
   friend class ChromeLauncherControllerTest;
@@ -290,10 +298,6 @@ class ChromeLauncherController
   // Returns item status for given |id|.
   ash::LauncherItemStatus GetItemStatus(ash::LauncherID id) const;
 
-  // Finds the launcher item that represents given |app_id| and updates the
-  // pending state.
-  void MarkAppPending(const std::string& app_id);
-
   // Internal helpers for pinning and unpinning that handle both
   // client-triggered and internal pinning operations.
   void DoPinAppWithID(const std::string& app_id);
@@ -319,6 +323,15 @@ class ChromeLauncherController
       ash::LauncherItemStatus status,
       int index);
 
+  // Checks whether app sync status and starts/stops loading animation
+  // accordingly. If sync has not setup, do nothing. If sync is completed and
+  // there is no pending synced extension install, call StopLoadingAnimation.
+  // Otherwise, call StartLoadingAnimation.
+  void CheckAppSync();
+
+  void StartLoadingAnimation();
+  void StopLoadingAnimation();
+
   static ChromeLauncherController* instance_;
 
   ash::LauncherModel* model_;
@@ -354,6 +367,9 @@ class ChromeLauncherController
   PrefChangeRegistrar pref_change_registrar_;
   aura::client::ActivationClient* activation_client_;
 
+  ProfileSyncService* observed_sync_service_;
+  base::OneShotTimer<ChromeLauncherController> loading_timer_;
+
   DISALLOW_COPY_AND_ASSIGN(ChromeLauncherController);
 };