Upstream version 7.36.149.0
[platform/framework/web/crosswalk.git] / src / ash / system / chromeos / screen_security / screen_tray_item.h
1 // Copyright 2013 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_SYSTEM_CHROMEOS_SCREEN_TRAY_ITEM_H_
6 #define ASH_SYSTEM_CHROMEOS_SCREEN_TRAY_ITEM_H_
7
8 #include "ash/system/tray/system_tray.h"
9 #include "ash/system/tray/system_tray_item.h"
10 #include "ash/system/tray/system_tray_notifier.h"
11 #include "ash/system/tray/tray_item_view.h"
12 #include "ash/system/tray/tray_notification_view.h"
13 #include "ash/system/tray/tray_popup_label_button.h"
14 #include "ui/message_center/notification_delegate.h"
15 #include "ui/views/controls/button/button.h"
16 #include "ui/views/controls/image_view.h"
17
18 namespace views {
19 class View;
20 }
21
22 namespace ash {
23 class ScreenTrayItem;
24
25 namespace tray {
26
27 class ScreenTrayView : public TrayItemView {
28  public:
29   ScreenTrayView(ScreenTrayItem* screen_tray_item, int icon_id);
30   virtual ~ScreenTrayView();
31
32   void Update();
33
34  private:
35   ScreenTrayItem* screen_tray_item_;
36
37   DISALLOW_COPY_AND_ASSIGN(ScreenTrayView);
38 };
39
40 class ScreenStatusView : public views::View,
41                          public views::ButtonListener {
42  public:
43   ScreenStatusView(ScreenTrayItem* screen_tray_item,
44                    int icon_id,
45                    const base::string16& label_text,
46                    const base::string16& stop_button_text);
47   virtual ~ScreenStatusView();
48
49   // Overridden from views::View.
50   virtual void Layout() OVERRIDE;
51
52   // Overridden from views::ButtonListener.
53   virtual void ButtonPressed(views::Button* sender,
54                              const ui::Event& event) OVERRIDE;
55
56   void CreateItems();
57   void Update();
58
59  private:
60   ScreenTrayItem* screen_tray_item_;
61   views::ImageView* icon_;
62   views::Label* label_;
63   TrayPopupLabelButton* stop_button_;
64   int icon_id_;
65   base::string16 label_text_;
66   base::string16 stop_button_text_;
67
68   DISALLOW_COPY_AND_ASSIGN(ScreenStatusView);
69 };
70
71 class ScreenNotificationDelegate : public message_center::NotificationDelegate {
72  public:
73   explicit ScreenNotificationDelegate(ScreenTrayItem* screen_tray);
74
75   // message_center::NotificationDelegate overrides:
76   virtual void Display() OVERRIDE;
77   virtual void Error() OVERRIDE;
78   virtual void Close(bool by_user) OVERRIDE;
79   virtual void Click() OVERRIDE;
80   virtual void ButtonClick(int button_index) OVERRIDE;
81
82  protected:
83   virtual ~ScreenNotificationDelegate();
84
85  private:
86   ScreenTrayItem* screen_tray_;
87
88   DISALLOW_COPY_AND_ASSIGN(ScreenNotificationDelegate);
89 };
90
91 }  // namespace tray
92
93
94 // The base tray item for screen capture and screen sharing. The
95 // Start method brings up a notification and a tray item, and the user
96 // can stop the screen capture/sharing by pressing the stop button.
97 class ASH_EXPORT ScreenTrayItem : public SystemTrayItem {
98  public:
99   explicit ScreenTrayItem(SystemTray* system_tray);
100   virtual ~ScreenTrayItem();
101
102   tray::ScreenTrayView* tray_view() { return tray_view_; }
103   void set_tray_view(tray::ScreenTrayView* tray_view) {
104     tray_view_ = tray_view;
105   }
106
107   tray::ScreenStatusView* default_view() { return default_view_; }
108   void set_default_view(tray::ScreenStatusView* default_view) {
109     default_view_ = default_view;
110   }
111
112   bool is_started() const { return is_started_; }
113   void set_is_started(bool is_started) { is_started_ = is_started; }
114
115   void Update();
116   void Start(const base::Closure& stop_callback);
117   void Stop();
118
119   // Creates or updates the notification for the tray item.
120   virtual void CreateOrUpdateNotification() = 0;
121
122   // Returns the id of the notification for the tray item.
123   virtual std::string GetNotificationId() = 0;
124
125   // Overridden from SystemTrayItem.
126   virtual views::View* CreateTrayView(user::LoginStatus status) OVERRIDE = 0;
127   virtual views::View* CreateDefaultView(user::LoginStatus status) OVERRIDE = 0;
128   virtual void DestroyTrayView() OVERRIDE;
129   virtual void DestroyDefaultView() OVERRIDE;
130   virtual void UpdateAfterShelfAlignmentChange(
131       ShelfAlignment alignment) OVERRIDE;
132
133  private:
134   tray::ScreenTrayView* tray_view_;
135   tray::ScreenStatusView* default_view_;
136   bool is_started_;
137   base::Closure stop_callback_;
138
139   DISALLOW_COPY_AND_ASSIGN(ScreenTrayItem);
140 };
141
142 }  // namespace ash
143
144 #endif  // ASH_SYSTEM_CHROMEOS_SCREEN_TRAY_ITEM_H_