Upstream version 7.36.149.0
[platform/framework/web/crosswalk.git] / src / chrome / browser / ui / ash / launcher / app_window_launcher_controller.h
1 // Copyright 2014 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_UI_ASH_LAUNCHER_APP_WINDOW_LAUNCHER_CONTROLLER_H_
6 #define CHROME_BROWSER_UI_ASH_LAUNCHER_APP_WINDOW_LAUNCHER_CONTROLLER_H_
7
8 #include <list>
9 #include <map>
10 #include <string>
11
12 #include "apps/app_window_registry.h"
13 #include "ui/aura/window_observer.h"
14 #include "ui/wm/public/activation_change_observer.h"
15
16 namespace apps {
17 class AppWindow;
18 }
19
20 namespace aura {
21
22 class Window;
23
24 namespace client {
25 class ActivationClient;
26 }
27 }
28
29 class ChromeLauncherController;
30 class Profile;
31 class AppWindowLauncherItemController;
32
33 // AppWindowLauncherController observes the app window registry and the
34 // aura window manager. It handles adding and removing launcher items from
35 // ChromeLauncherController.
36 class AppWindowLauncherController
37     : public apps::AppWindowRegistry::Observer,
38       public aura::WindowObserver,
39       public aura::client::ActivationChangeObserver {
40  public:
41   explicit AppWindowLauncherController(ChromeLauncherController* owner);
42   virtual ~AppWindowLauncherController();
43
44   // Called by ChromeLauncherController when the active user changed and the
45   // items need to be updated.
46   virtual void ActiveUserChanged(const std::string& user_email) {}
47
48   // An additional user identified by |Profile|, got added to the existing
49   // session.
50   virtual void AdditionalUserAddedToSession(Profile* profile);
51
52   // Overridden from AppWindowRegistry::Observer:
53   virtual void OnAppWindowIconChanged(apps::AppWindow* app_window) OVERRIDE;
54   virtual void OnAppWindowShown(apps::AppWindow* app_window) OVERRIDE;
55   virtual void OnAppWindowHidden(apps::AppWindow* app_window) OVERRIDE;
56
57   // Overriden from aura::WindowObserver:
58   virtual void OnWindowDestroying(aura::Window* window) OVERRIDE;
59
60   // Overriden from client::ActivationChangeObserver:
61   virtual void OnWindowActivated(aura::Window* gained_active,
62                                  aura::Window* lost_active) OVERRIDE;
63
64  protected:
65   // Registers a app window with the shelf and this object.
66   void RegisterApp(apps::AppWindow* app_window);
67
68   // Unregisters a app window with the shelf and this object.
69   void UnregisterApp(aura::Window* window);
70
71   // Check if a given window is known to the launcher controller.
72   bool IsRegisteredApp(aura::Window* window);
73
74  private:
75   typedef std::map<std::string, AppWindowLauncherItemController*>
76       AppControllerMap;
77   typedef std::map<aura::Window*, std::string> WindowToAppShelfIdMap;
78
79   AppWindowLauncherItemController* ControllerForWindow(aura::Window* window);
80
81   ChromeLauncherController* owner_;
82   // A set of unowned AppWindowRegistry pointers for loaded users.
83   // Note that this will only be used with multiple users in the side by side
84   // mode.
85   std::set<apps::AppWindowRegistry*> registry_;
86   aura::client::ActivationClient* activation_client_;
87
88   // Map of app launcher id to controller.
89   AppControllerMap app_controller_map_;
90
91   // Allows us to get from an aura::Window to the app shelf id.
92   WindowToAppShelfIdMap window_to_app_shelf_id_map_;
93
94   DISALLOW_COPY_AND_ASSIGN(AppWindowLauncherController);
95 };
96
97 #endif  // CHROME_BROWSER_UI_ASH_LAUNCHER_APP_WINDOW_LAUNCHER_CONTROLLER_H_