1// Copyright (c) 2012 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_EXTENSIONS_WINDOW_CONTROLLER_LIST_H_ 6#define CHROME_BROWSER_EXTENSIONS_WINDOW_CONTROLLER_LIST_H_ 7 8#include <list> 9 10#include "base/compiler_specific.h" 11#include "base/memory/singleton.h" 12#include "base/observer_list.h" 13#include "chrome/browser/extensions/window_controller.h" 14 15class Profile; 16class ChromeExtensionFunctionDetails; 17 18namespace extensions { 19 20class WindowControllerListObserver; 21 22// Class to maintain a list of WindowControllers. 23class WindowControllerList { 24 public: 25 typedef std::list<WindowController*> ControllerList; 26 27 WindowControllerList(); 28 ~WindowControllerList(); 29 30 void AddExtensionWindow(WindowController* window); 31 void RemoveExtensionWindow(WindowController* window); 32 33 void AddObserver(WindowControllerListObserver* observer); 34 void RemoveObserver(WindowControllerListObserver* observer); 35 36 // Returns a window matching |id|. 37 WindowController* FindWindowById(int id) const; 38 39 // Returns a window matching the context the function was invoked in. 40 WindowController* FindWindowForFunctionById( 41 const ChromeExtensionFunctionDetails& function_details, 42 int id) const; 43 44 // Returns the focused or last added window matching the context the function 45 // was invoked in. 46 WindowController* CurrentWindowForFunction( 47 const ChromeExtensionFunctionDetails& function_details) const; 48 49 const ControllerList& windows() const { return windows_; } 50 51 static WindowControllerList* GetInstance(); 52 53 private: 54 friend struct DefaultSingletonTraits<WindowControllerList>; 55 56 // Entries are not owned by this class and must be removed when destroyed. 57 ControllerList windows_; 58 59 ObserverList<WindowControllerListObserver> observers_; 60 61 DISALLOW_COPY_AND_ASSIGN(WindowControllerList); 62}; 63 64} // namespace extensions 65 66#endif // CHROME_BROWSER_EXTENSIONS_WINDOW_CONTROLLER_LIST_H_ 67