electron/shell/browser/window_list.h

66 строки
1.7 KiB
C++

// Copyright (c) 2013 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef ELECTRON_SHELL_BROWSER_WINDOW_LIST_H_
#define ELECTRON_SHELL_BROWSER_WINDOW_LIST_H_
#include <vector>
#include "base/lazy_instance.h"
#include "base/observer_list.h"
namespace electron {
class NativeWindow;
class WindowListObserver;
class WindowList {
public:
// disable copy
WindowList(const WindowList&) = delete;
WindowList& operator=(const WindowList&) = delete;
typedef std::vector<NativeWindow*> WindowVector;
static WindowVector GetWindows();
static bool IsEmpty();
// Adds or removes |window| from the list it is associated with.
static void AddWindow(NativeWindow* window);
static void RemoveWindow(NativeWindow* window);
// Called by window when a close is cancelled by beforeunload handler.
static void WindowCloseCancelled(NativeWindow* window);
// Adds and removes |observer| from the observer list.
static void AddObserver(WindowListObserver* observer);
static void RemoveObserver(WindowListObserver* observer);
// Closes all windows.
static void CloseAllWindows();
// Destroy all windows.
static void DestroyAllWindows();
private:
static WindowList* GetInstance();
WindowList();
~WindowList();
// A vector of the windows in this list, in the order they were added.
WindowVector windows_;
// A list of observers which will be notified of every window addition and
// removal across all WindowLists.
static base::LazyInstance<base::ObserverList<WindowListObserver>>::Leaky
observers_;
static WindowList* instance_;
};
} // namespace electron
#endif // ELECTRON_SHELL_BROWSER_WINDOW_LIST_H_