[go: nahoru, domu]

blob: 15b11032c1c526dcf455dc586792983e397c1ea8 [file] [log] [blame]
// 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_EXTENSIONS_WINDOW_CONTROLLER_LIST_H_
#define CHROME_BROWSER_EXTENSIONS_WINDOW_CONTROLLER_LIST_H_
#include <list>
#include "base/memory/singleton.h"
#include "base/observer_list.h"
#include "chrome/browser/extensions/window_controller.h"
class ExtensionFunction;
namespace extensions {
class WindowControllerListObserver;
// Class to maintain a list of WindowControllers.
class WindowControllerList {
public:
typedef std::list<WindowController*> ControllerList;
WindowControllerList();
WindowControllerList(const WindowControllerList&) = delete;
WindowControllerList& operator=(const WindowControllerList&) = delete;
~WindowControllerList();
void AddExtensionWindow(WindowController* window);
void RemoveExtensionWindow(WindowController* window);
void NotifyWindowBoundsChanged(WindowController* window);
void AddObserver(WindowControllerListObserver* observer);
void RemoveObserver(WindowControllerListObserver* observer);
// Returns a window matching the context the function was invoked in
// using |filter|.
WindowController* FindWindowForFunctionByIdWithFilter(
const ExtensionFunction* function,
int id,
WindowController::TypeFilter filter) const;
// Returns the focused or last added window matching the context the function
// was invoked in.
WindowController* CurrentWindowForFunction(
const ExtensionFunction* function) const;
// Returns the focused or last added window matching the context the function
// was invoked in using |filter|.
WindowController* CurrentWindowForFunctionWithFilter(
const ExtensionFunction* function,
WindowController::TypeFilter filter) const;
const ControllerList& windows() const { return windows_; }
static WindowControllerList* GetInstance();
private:
friend struct base::DefaultSingletonTraits<WindowControllerList>;
// Entries are not owned by this class and must be removed when destroyed.
ControllerList windows_;
base::ObserverList<WindowControllerListObserver>::Unchecked observers_;
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_WINDOW_CONTROLLER_LIST_H_