src/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/l10n/l10n_util.h"
  17 #include "ui/base/resource/resource_bundle.h"
  18 #include "ui/gfx/image/image.h"
  19 #include "ui/views/controls/image_view.h"
  20 #include "ui/views/controls/label.h"
  21 #include "ui/views/layout/box_layout.h"
  22
  23 namespace ash {
  24 namespace tray {
  25
  26 class DefaultTracingView : public ActionableView {
  27  public:
  28   DefaultTracingView() {
  29     SetLayoutManager(new views::BoxLayout(
  30         views::BoxLayout::kHorizontal,
  31         kTrayPopupPaddingHorizontal, 0,
  32         kTrayPopupPaddingBetweenItems));
  33
  34     ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
  35     image_ = new FixedSizedImageView(0, kTrayPopupItemHeight);
  36     image_->SetImage(
  37         bundle.GetImageNamed(IDR_AURA_UBER_TRAY_TRACING).ToImageSkia());
  38     AddChildView(image_);
  39
  40     label_ = new views::Label();
  41     label_->SetMultiLine(true);
  42     label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
  43     label_->SetText(bundle.GetLocalizedString(IDS_ASH_STATUS_TRAY_TRACING));
  44     AddChildView(label_);
  45   }
  46
  47   virtual ~DefaultTracingView() {}
  48
  49  private:
  50   // Overridden from ActionableView.
  51   virtual bool PerformAction(const ui::Event& event) OVERRIDE {
  52     Shell::GetInstance()->system_tray_delegate()->ShowChromeSlow();
  53     return true;
  54   }
  55
  56   views::ImageView* image_;
  57   views::Label* label_;
  58
  59   DISALLOW_COPY_AND_ASSIGN(DefaultTracingView);
  60 };
  61
  62 }  // namespace tray
  63
  64 ////////////////////////////////////////////////////////////////////////////////
  65 // ash::TrayTracing
  66
  67 TrayTracing::TrayTracing(SystemTray* system_tray)
  68     : TrayImageItem(system_tray, IDR_AURA_UBER_TRAY_TRACING),
  69       default_(NULL) {
  70   DCHECK(Shell::GetInstance()->delegate());
  71   DCHECK(system_tray);
  72   Shell::GetInstance()->system_tray_notifier()->AddTracingObserver(this);
  73 }
  74
  75 TrayTracing::~TrayTracing() {
  76   Shell::GetInstance()->system_tray_notifier()->RemoveTracingObserver(this);
  77 }
  78
  79 void TrayTracing::SetTrayIconVisible(bool visible) {
  80   if (tray_view())
  81     tray_view()->SetVisible(visible);
  82 }
  83
  84 bool TrayTracing::GetInitialVisibility() {
  85   return false;
  86 }
  87
  88 views::View* TrayTracing::CreateDefaultView(user::LoginStatus status) {
  89   CHECK(default_ == NULL);
  90   if (tray_view() && tray_view()->visible())
  91     default_ = new tray::DefaultTracingView();
  92   return default_;
  93 }
  94
  95 views::View* TrayTracing::CreateDetailedView(user::LoginStatus status) {
  96   return NULL;
  97 }
  98
  99 void TrayTracing::DestroyDefaultView() {
 100   default_ = NULL;
 101 }
 102
 103 void TrayTracing::DestroyDetailedView() {
 104 }
 105
 106 void TrayTracing::OnTracingModeChanged(bool value) {
 107   SetTrayIconVisible(value);
 108 }
 109
 110 }  // namespace ash