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 #include "ash/system/logout_button/logout_button_tray.h"
6
7 #include "ash/shelf/shelf_types.h"
8 #include "ash/shell.h"
9 #include "ash/system/status_area_widget.h"
10 #include "ash/system/tray/system_tray_delegate.h"
11 #include "ash/system/tray/system_tray_notifier.h"
12 #include "ash/system/tray/tray_constants.h"
13 #include "ash/system/tray/tray_utils.h"
14 #include "base/logging.h"
15 #include "grit/ash_resources.h"
16 #include "third_party/skia/include/core/SkColor.h"
17 #include "ui/events/event.h"
18 #include "ui/gfx/font.h"
19 #include "ui/gfx/insets.h"
20 #include "ui/gfx/size.h"
21 #include "ui/views/bubble/tray_bubble_view.h"
22 #include "ui/views/controls/button/label_button.h"
23 #include "ui/views/controls/button/label_button_border.h"
24 #include "ui/views/painter.h"
25
26 namespace ash {
27
28 namespace internal {
29
30 namespace {
31
32 const int kLogoutButtonHorizontalExtraPadding = 7;
33
34 const int kLogoutButtonNormalImages[] = {
35 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_NORMAL_TOP_LEFT,
36 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_NORMAL_TOP,
37 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_NORMAL_TOP_RIGHT,
38 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_NORMAL_LEFT,
39 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_NORMAL_CENTER,
40 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_NORMAL_RIGHT,
41 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_NORMAL_BOTTOM_LEFT,
42 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_NORMAL_BOTTOM,
43 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_NORMAL_BOTTOM_RIGHT
44 };
45
46 const int kLogoutButtonPushedImages[] = {
47 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_PUSHED_TOP_LEFT,
48 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_PUSHED_TOP,
49 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_PUSHED_TOP_RIGHT,
50 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_PUSHED_LEFT,
51 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_PUSHED_CENTER,
52 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_PUSHED_RIGHT,
53 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_PUSHED_BOTTOM_LEFT,
54 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_PUSHED_BOTTOM,
55 IDR_AURA_UBER_TRAY_LOGOUT_BUTTON_PUSHED_BOTTOM_RIGHT
56 };
57
58 class LogoutButton : public views::LabelButton {
59 public:
60 LogoutButton(views::ButtonListener* listener);
61 virtual ~LogoutButton();
62
63 private:
64 DISALLOW_COPY_AND_ASSIGN(LogoutButton);
65 };
66
67 } // namespace
68
LogoutButton(views::ButtonListener * listener)69 LogoutButton::LogoutButton(views::ButtonListener* listener)
70 : views::LabelButton(listener, base::string16()) {
71 SetupLabelForTray(label());
72 SetFont(GetFont().DeriveFont(0, gfx::Font::NORMAL));
73 for (size_t state = 0; state < views::Button::STATE_COUNT; ++state)
74 SetTextColor(static_cast<views::Button::ButtonState>(state), SK_ColorWHITE);
75
76 views::LabelButtonBorder* border =
77 new views::LabelButtonBorder(views::Button::STYLE_TEXTBUTTON);
78 border->SetPainter(false, views::Button::STATE_NORMAL,
79 views::Painter::CreateImageGridPainter(kLogoutButtonNormalImages));
80 border->SetPainter(false, views::Button::STATE_HOVERED,
81 views::Painter::CreateImageGridPainter(kLogoutButtonNormalImages));
82 border->SetPainter(false, views::Button::STATE_PRESSED,
83 views::Painter::CreateImageGridPainter(kLogoutButtonPushedImages));
84 gfx::Insets insets = border->GetInsets();
85 insets += gfx::Insets(0, kLogoutButtonHorizontalExtraPadding,
86 0, kLogoutButtonHorizontalExtraPadding);
87 border->set_insets(insets);
88 set_border(border);
89 set_animate_on_state_change(false);
90
91 set_min_size(gfx::Size(0, GetShelfItemHeight()));
92 }
93
~LogoutButton()94 LogoutButton::~LogoutButton() {
95 }
96
LogoutButtonTray(StatusAreaWidget * status_area_widget)97 LogoutButtonTray::LogoutButtonTray(StatusAreaWidget* status_area_widget)
98 : TrayBackgroundView(status_area_widget),
99 button_(NULL),
100 login_status_(user::LOGGED_IN_NONE),
101 show_logout_button_in_tray_(false) {
102 button_ = new LogoutButton(this);
103 tray_container()->AddChildView(button_);
104 tray_container()->set_border(NULL);
105 Shell::GetInstance()->system_tray_notifier()->AddLogoutButtonObserver(this);
106 }
107
~LogoutButtonTray()108 LogoutButtonTray::~LogoutButtonTray() {
109 Shell::GetInstance()->system_tray_notifier()->
110 RemoveLogoutButtonObserver(this);
111 }
112
SetShelfAlignment(ShelfAlignment alignment)113 void LogoutButtonTray::SetShelfAlignment(ShelfAlignment alignment) {
114 TrayBackgroundView::SetShelfAlignment(alignment);
115 tray_container()->set_border(NULL);
116 }
117
GetAccessibleNameForTray()118 base::string16 LogoutButtonTray::GetAccessibleNameForTray() {
119 return button_->GetText();
120 }
121
HideBubbleWithView(const views::TrayBubbleView * bubble_view)122 void LogoutButtonTray::HideBubbleWithView(
123 const views::TrayBubbleView* bubble_view) {
124 }
125
ClickedOutsideBubble()126 bool LogoutButtonTray::ClickedOutsideBubble() {
127 return false;
128 }
129
OnShowLogoutButtonInTrayChanged(bool show)130 void LogoutButtonTray::OnShowLogoutButtonInTrayChanged(bool show) {
131 show_logout_button_in_tray_ = show;
132 UpdateVisibility();
133 }
134
ButtonPressed(views::Button * sender,const ui::Event & event)135 void LogoutButtonTray::ButtonPressed(views::Button* sender,
136 const ui::Event& event) {
137 DCHECK_EQ(sender, button_);
138 Shell::GetInstance()->system_tray_delegate()->SignOut();
139 }
140
UpdateAfterLoginStatusChange(user::LoginStatus login_status)141 void LogoutButtonTray::UpdateAfterLoginStatusChange(
142 user::LoginStatus login_status) {
143 login_status_ = login_status;
144 const base::string16 title =
145 GetLocalizedSignOutStringForStatus(login_status, false);
146 button_->SetText(title);
147 button_->SetAccessibleName(title);
148 UpdateVisibility();
149 }
150
UpdateVisibility()151 void LogoutButtonTray::UpdateVisibility() {
152 SetVisible(show_logout_button_in_tray_ &&
153 login_status_ != user::LOGGED_IN_NONE &&
154 login_status_ != user::LOGGED_IN_LOCKED);
155 }
156
157 } // namespace internal
158 } // namespace ash
159