Prevent Chrome from quitting when apps are open. (Mac)

chrome/browser/ui/cocoa/apps/quit_with_apps_controller_mac.h

+// 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_COCOA_APPS_QUIT_WITH_APPS_CONTROLLER_MAC_H_
+#define CHROME_BROWSER_UI_COCOA_APPS_QUIT_WITH_APPS_CONTROLLER_MAC_H_
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "chrome/browser/notifications/notification.h"
+
+class PrefRegistrySimple;
+
+// QuitWithAppsController checks whether any apps are running and shows a
+// notification to quit all of them.
+class QuitWithAppsController : public NotificationDelegate {
+ public:
+  static const char kQuitWithAppsNotificationID[];
+
+  QuitWithAppsController();
+
+  // NotificationDelegate interface.
+  virtual void Display() OVERRIDE;
+  virtual void Error() OVERRIDE;
+  virtual void Close(bool by_user) OVERRIDE;
+  virtual void Click() OVERRIDE;
+  virtual void ButtonClick(int button_index) OVERRIDE;
+  virtual content::WebContents* GetWebContents() const OVERRIDE;
+  virtual std::string id() const OVERRIDE;
+
+  // Attempt to quit Chrome. This will display a notification and return false
+  // if there are apps running.
+  bool ShouldQuit();
+
+  // Register prefs used by QuitWithAppsController.
+  static void RegisterPrefs(PrefRegistrySimple* registry);
+
+ private:
+  virtual ~QuitWithAppsController();
+
+  scoped_ptr<Notification> notification_;
+
+  // Whether to suppress showing the notification for the rest of the session.
+  bool suppress_for_session_;
+
+  DISALLOW_COPY_AND_ASSIGN(QuitWithAppsController);
+};
+
+#endif  // CHROME_BROWSER_UI_COCOA_APPS_QUIT_WITH_APPS_CONTROLLER_MAC_H_