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 ASH_SHELL_WINDOW_WATCHER_H_ 6#define ASH_SHELL_WINDOW_WATCHER_H_ 7 8#include <map> 9 10#include "ash/launcher/launcher_types.h" 11#include "base/compiler_specific.h" 12#include "base/logging.h" 13#include "base/memory/scoped_ptr.h" 14#include "ui/aura/window_observer.h" 15#include "ui/gfx/display_observer.h" 16 17namespace aura { 18class Window; 19} 20 21namespace ash { 22namespace shell { 23 24// TODO(sky): fix this class, its a bit broke with workspace2. 25 26// WindowWatcher is responsible for listening for newly created windows and 27// creating items on the Launcher for them. 28class WindowWatcher : public aura::WindowObserver, 29 public gfx::DisplayObserver { 30 public: 31 WindowWatcher(); 32 virtual ~WindowWatcher(); 33 34 aura::Window* GetWindowByID(ash::LauncherID id); 35 ash::LauncherID GetIDByWindow(aura::Window* window) const; 36 37 // aura::WindowObserver overrides: 38 virtual void OnWindowAdded(aura::Window* new_window) OVERRIDE; 39 virtual void OnWillRemoveWindow(aura::Window* window) OVERRIDE; 40 41 // gfx::DisplayObserver overrides: 42 virtual void OnDisplayBoundsChanged(const gfx::Display& display) OVERRIDE; 43 virtual void OnDisplayAdded(const gfx::Display& new_display) OVERRIDE; 44 virtual void OnDisplayRemoved(const gfx::Display& old_display) OVERRIDE; 45 46 private: 47 class WorkspaceWindowWatcher; 48 49 typedef std::map<ash::LauncherID, aura::Window*> IDToWindow; 50 51 // Maps from window to the id we gave it. 52 IDToWindow id_to_window_; 53 54 scoped_ptr<WorkspaceWindowWatcher> workspace_window_watcher_; 55 56 DISALLOW_COPY_AND_ASSIGN(WindowWatcher); 57}; 58 59} // namespace shell 60} // namespace ash 61 62#endif // ASH_SHELL_WINDOW_WATCHER_H_ 63