Refactor views app list services to allow more code sharing

chrome/browser/ui/app_list/app_list_service_views.h

-// Copyright 2013 The Chromium Authors. All rights reserved.
+// Copyright 2014 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_VIEWS_APP_LIST_LINUX_APP_LIST_SERVICE_LINUX_H_
-#define CHROME_BROWSER_UI_VIEWS_APP_LIST_LINUX_APP_LIST_SERVICE_LINUX_H_
+#ifndef CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_VIEWS_H_
+#define CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_VIEWS_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/app_list/app_list_service_impl.h"
+#include "chrome/browser/ui/app_list/app_list_shower_delegate.h"
+#include "chrome/browser/ui/app_list/app_list_shower_views.h"
 
-template <typename T> struct DefaultSingletonTraits;
+class AppListControllerDelegate;
 
-class AppListShower;
+// AppListServiceViews manages a desktop app list that uses toolkit-views.
+class AppListServiceViews : public AppListServiceImpl,
+                            public AppListShowerDelegate {
+ public:
+  explicit AppListServiceViews(
+      scoped_ptr<AppListControllerDelegate> controller_delegate);
+  virtual ~AppListServiceViews();
 
-// AppListServiceLinux manages global resources needed for the app list to
-// operate, and controls when the app list is opened and closed.
-class AppListServiceLinux : public AppListServiceImpl {
- public:
-  virtual ~AppListServiceLinux();
+  // Set |can_dismiss| to prevent the app list dismissing when losing focus. For
+  // example, while showing a window-modal dialog.
+  void set_can_dismiss(bool can_dismiss) { can_dismiss_ = can_dismiss; }
 
-  static AppListServiceLinux* GetInstance();
-  void set_can_close(bool can_close);
-  void OnViewBeingDestroyed();
+  AppListShower& shower() { return shower_; }
+
+  // Called by the AppListControllerDelegate when it is told that the app list
+  // view must be destroyed.
+  virtual void OnViewBeingDestroyed();
 
   // AppListService overrides:
   virtual void Init(Profile* initial_profile) OVERRIDE;
   virtual void CreateForProfile(Profile* requested_profile) OVERRIDE;
   virtual void ShowForProfile(Profile* requested_profile) OVERRIDE;
   virtual void DismissAppList() OVERRIDE;
   virtual bool IsAppListVisible() const OVERRIDE;
   virtual gfx::NativeWindow GetAppListWindow() OVERRIDE;
   virtual Profile* GetCurrentAppListProfile() OVERRIDE;
   virtual AppListControllerDelegate* GetControllerDelegate() OVERRIDE;
 
-  // AppListServiceImpl overrides:
-  virtual void CreateShortcut() OVERRIDE;
+  // AppListShowerDelegate overrides:
+  virtual AppListControllerDelegate* GetControllerDelegateForCreate() OVERRIDE;
 
  private:
-  friend struct DefaultSingletonTraits<AppListServiceLinux>;
+  // Responsible for creating the app list and responding to profile changes.
+  AppListShower shower_;
 
-  AppListServiceLinux();
-
-  // Responsible for putting views on the screen.
-  scoped_ptr<AppListShower> shower_;
+  bool can_dismiss_;
   scoped_ptr<AppListControllerDelegate> controller_delegate_;
 
-  DISALLOW_COPY_AND_ASSIGN(AppListServiceLinux);
+  DISALLOW_COPY_AND_ASSIGN(AppListServiceViews);
 };
 
-#endif  // CHROME_BROWSER_UI_VIEWS_APP_LIST_LINUX_APP_LIST_SERVICE_LINUX_H_
+#endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_VIEWS_H_