ash/system/chromeos/tray_tracing.cc

   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:
  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
  46   ~DefaultTracingView() override {}
  47
  48  private:
  49   // Overridden from ActionableView.
  50   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
  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
  74 TrayTracing::~TrayTracing() {
  75   Shell::GetInstance()->system_tray_notifier()->RemoveTracingObserver(this);
  76 }
  77
  78 void TrayTracing::SetTrayIconVisible(bool visible) {
  79   if (tray_view())
  80     tray_view()->SetVisible(visible);
  81 }
  82
  83 bool TrayTracing::GetInitialVisibility() {
  84   return false;
  85 }
  86
  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
  94 views::View* TrayTracing::CreateDetailedView(user::LoginStatus status) {
  95   return NULL;
  96 }
  97
  98 void TrayTracing::DestroyDefaultView() {
  99   default_ = NULL;
 100 }
 101
 102 void TrayTracing::DestroyDetailedView() {
 103 }
 104
 105 void TrayTracing::OnTracingModeChanged(bool value) {
 106   SetTrayIconVisible(value);
 107 }
 108
 109 }  // namespace ash