Auto hide app list on Windows when it loses focus.

chrome/browser/ui/app_list/app_list_controller.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_APP_LIST_APP_LIST_CONTROLLER_H_
 #define CHROME_BROWSER_UI_APP_LIST_APP_LIST_CONTROLLER_H_
 
 #include <string>
 
 class Profile;
 
 // Interface to allow the view delegate to call out to whatever is controlling
 // the app list. This will have different implementations for different
 // platforms.
-class AppListController {
+class AppListControllerDelegate {
  public:
-  virtual ~AppListController() {}
+  virtual ~AppListControllerDelegate();
 
-  // Handle the controller being closed.
+  // Close the view.
   virtual void CloseView() = 0;
 
+  // Handle the view being closed.
+  virtual void ViewClosing();
+
+  // Handle the view being activated or deactivated.
+  virtual void ViewActivationChanged(bool active);
+
   // Control of pinning apps.
-  virtual bool IsAppPinned(const std::string& extension_id) = 0;
-  virtual void PinApp(const std::string& extension_id) = 0;
-  virtual void UnpinApp(const std::string& extension_id) = 0;
+  virtual bool IsAppPinned(const std::string& extension_id);
+  virtual void PinApp(const std::string& extension_id);
+  virtual void UnpinApp(const std::string& extension_id);
   virtual bool CanPin() = 0;
 
   // Whether the controller supports showing the Create Shortcuts dialog.
   virtual bool CanShowCreateShortcutsDialog() = 0;
   virtual void ShowCreateShortcutsDialog(Profile* profile,
-                                         const std::string& extension_id) = 0;
+                                         const std::string& extension_id);
 
   // App has been clicked on in the app list.
   virtual void ActivateApp(Profile* profile,
                            const std::string& extension_id,
                            int event_flags) = 0;
 };
 
 namespace app_list_controller {
 
 // Show the app list.
 void ShowAppList();
 
 }
 
 #endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_CONTROLLER_H_