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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/chromeos/tray_tracing.h"
6 
7 #include "ash/shell.h"
8 #include "ash/system/tray/actionable_view.h"
9 #include "ash/system/tray/fixed_sized_image_view.h"
10 #include "ash/system/tray/system_tray.h"
11 #include "ash/system/tray/system_tray_delegate.h"
12 #include "ash/system/tray/system_tray_notifier.h"
13 #include "ash/system/tray/tray_constants.h"
14 #include "grit/ash_resources.h"
15 #include "grit/ash_strings.h"
16 #include "ui/base/resource/resource_bundle.h"
17 #include "ui/gfx/image/image.h"
18 #include "ui/views/controls/image_view.h"
19 #include "ui/views/controls/label.h"
20 #include "ui/views/layout/box_layout.h"
21 
22 namespace ash {
23 namespace tray {
24 
25 class DefaultTracingView : public ActionableView {
26  public:
DefaultTracingView()27   DefaultTracingView() {
28     SetLayoutManager(new views::BoxLayout(
29         views::BoxLayout::kHorizontal,
30         kTrayPopupPaddingHorizontal, 0,
31         kTrayPopupPaddingBetweenItems));
32 
33     ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
34     image_ = new FixedSizedImageView(0, kTrayPopupItemHeight);
35     image_->SetImage(
36         bundle.GetImageNamed(IDR_AURA_UBER_TRAY_TRACING).ToImageSkia());
37     AddChildView(image_);
38 
39     label_ = new views::Label();
40     label_->SetMultiLine(true);
41     label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
42     label_->SetText(bundle.GetLocalizedString(IDS_ASH_STATUS_TRAY_TRACING));
43     AddChildView(label_);
44   }
45 
~DefaultTracingView()46   virtual ~DefaultTracingView() {}
47 
48  private:
49   // Overridden from ActionableView.
PerformAction(const ui::Event & event)50   virtual bool PerformAction(const ui::Event& event) OVERRIDE {
51     Shell::GetInstance()->system_tray_delegate()->ShowChromeSlow();
52     return true;
53   }
54 
55   views::ImageView* image_;
56   views::Label* label_;
57 
58   DISALLOW_COPY_AND_ASSIGN(DefaultTracingView);
59 };
60 
61 }  // namespace tray
62 
63 ////////////////////////////////////////////////////////////////////////////////
64 // ash::TrayTracing
65 
TrayTracing(SystemTray * system_tray)66 TrayTracing::TrayTracing(SystemTray* system_tray)
67     : TrayImageItem(system_tray, IDR_AURA_UBER_TRAY_TRACING),
68       default_(NULL) {
69   DCHECK(Shell::GetInstance()->delegate());
70   DCHECK(system_tray);
71   Shell::GetInstance()->system_tray_notifier()->AddTracingObserver(this);
72 }
73 
~TrayTracing()74 TrayTracing::~TrayTracing() {
75   Shell::GetInstance()->system_tray_notifier()->RemoveTracingObserver(this);
76 }
77 
SetTrayIconVisible(bool visible)78 void TrayTracing::SetTrayIconVisible(bool visible) {
79   if (tray_view())
80     tray_view()->SetVisible(visible);
81 }
82 
GetInitialVisibility()83 bool TrayTracing::GetInitialVisibility() {
84   return false;
85 }
86 
CreateDefaultView(user::LoginStatus status)87 views::View* TrayTracing::CreateDefaultView(user::LoginStatus status) {
88   CHECK(default_ == NULL);
89   if (tray_view() && tray_view()->visible())
90     default_ = new tray::DefaultTracingView();
91   return default_;
92 }
93 
CreateDetailedView(user::LoginStatus status)94 views::View* TrayTracing::CreateDetailedView(user::LoginStatus status) {
95   return NULL;
96 }
97 
DestroyDefaultView()98 void TrayTracing::DestroyDefaultView() {
99   default_ = NULL;
100 }
101 
DestroyDetailedView()102 void TrayTracing::DestroyDetailedView() {
103 }
104 
OnTracingModeChanged(bool value)105 void TrayTracing::OnTracingModeChanged(bool value) {
106   SetTrayIconVisible(value);
107 }
108 
109 }  // namespace ash
110