mash: Move system tray cast code into //ash/common

ash/system/chromeos/screen_security/screen_tray_item.cc

-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "ash/system/chromeos/screen_security/screen_tray_item.h"
-
-#include "ash/common/shelf/wm_shelf_util.h"
-#include "ash/common/system/tray/fixed_sized_image_view.h"
-#include "ash/common/system/tray/tray_constants.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/message_center/message_center.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/layout/box_layout.h"
-
-namespace {
-const int kStopButtonRightPadding = 18;
-}  // namespace
-
-namespace ash {
-namespace tray {
-
-// ScreenTrayView implementations.
-ScreenTrayView::ScreenTrayView(ScreenTrayItem* screen_tray_item, int icon_id)
-    : TrayItemView(screen_tray_item), screen_tray_item_(screen_tray_item) {
-  CreateImageView();
-  image_view()->SetImage(ui::ResourceBundle::GetSharedInstance()
-                             .GetImageNamed(icon_id)
-                             .ToImageSkia());
-
-  Update();
-}
-
-ScreenTrayView::~ScreenTrayView() {}
-
-void ScreenTrayView::Update() {
-  SetVisible(screen_tray_item_->is_started());
-}
-
-// ScreenStatusView implementations.
-ScreenStatusView::ScreenStatusView(ScreenTrayItem* screen_tray_item,
-                                   int icon_id,
-                                   const base::string16& label_text,
-                                   const base::string16& stop_button_text)
-    : screen_tray_item_(screen_tray_item),
-      icon_(NULL),
-      label_(NULL),
-      stop_button_(NULL),
-      icon_id_(icon_id),
-      label_text_(label_text),
-      stop_button_text_(stop_button_text) {
-  CreateItems();
-  Update();
-}
-
-ScreenStatusView::~ScreenStatusView() {}
-
-void ScreenStatusView::Layout() {
-  views::View::Layout();
-
-  // Give the stop button the space it requests.
-  gfx::Size stop_size = stop_button_->GetPreferredSize();
-  gfx::Rect stop_bounds(stop_size);
-  stop_bounds.set_x(width() - stop_size.width() - kStopButtonRightPadding);
-  stop_bounds.set_y((height() - stop_size.height()) / 2);
-  stop_button_->SetBoundsRect(stop_bounds);
-
-  // Adjust the label's bounds in case it got cut off by |stop_button_|.
-  if (label_->bounds().Intersects(stop_button_->bounds())) {
-    gfx::Rect label_bounds = label_->bounds();
-    label_bounds.set_width(stop_button_->x() - kTrayPopupPaddingBetweenItems -
-                           label_->x());
-    label_->SetBoundsRect(label_bounds);
-  }
-}
-
-void ScreenStatusView::ButtonPressed(views::Button* sender,
-                                     const ui::Event& event) {
-  DCHECK(sender == stop_button_);
-  screen_tray_item_->Stop();
-}
-
-void ScreenStatusView::CreateItems() {
-  set_background(views::Background::CreateSolidBackground(kBackgroundColor));
-  ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
-  SetLayoutManager(new views::BoxLayout(views::BoxLayout::kHorizontal,
-                                        kTrayPopupPaddingHorizontal, 0,
-                                        kTrayPopupPaddingBetweenItems));
-  icon_ = new FixedSizedImageView(0, kTrayPopupItemHeight);
-  icon_->SetImage(bundle.GetImageNamed(icon_id_).ToImageSkia());
-  AddChildView(icon_);
-  label_ = new views::Label;
-  label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
-  label_->SetMultiLine(true);
-  label_->SetText(label_text_);
-  AddChildView(label_);
-
-  stop_button_ = new TrayPopupLabelButton(this, stop_button_text_);
-  AddChildView(stop_button_);
-}
-
-void ScreenStatusView::Update() {
-  // Hide the notification bubble when the ash tray bubble opens.
-  screen_tray_item_->HideNotificationView();
-  SetVisible(screen_tray_item_->is_started());
-}
-
-ScreenNotificationDelegate::ScreenNotificationDelegate(
-    ScreenTrayItem* screen_tray)
-    : screen_tray_(screen_tray) {}
-
-ScreenNotificationDelegate::~ScreenNotificationDelegate() {}
-
-void ScreenNotificationDelegate::ButtonClick(int button_index) {
-  DCHECK_EQ(0, button_index);
-  screen_tray_->Stop();
-}
-
-}  // namespace tray
-
-ScreenTrayItem::ScreenTrayItem(SystemTray* system_tray)
-    : SystemTrayItem(system_tray),
-      tray_view_(NULL),
-      default_view_(NULL),
-      is_started_(false),
-      stop_callback_(base::Bind(&base::DoNothing)) {}
-
-ScreenTrayItem::~ScreenTrayItem() {}
-
-void ScreenTrayItem::Update() {
-  if (tray_view_)
-    tray_view_->Update();
-  if (default_view_)
-    default_view_->Update();
-  if (is_started_) {
-    CreateOrUpdateNotification();
-  } else {
-    message_center::MessageCenter::Get()->RemoveNotification(
-        GetNotificationId(), false /* by_user */);
-  }
-}
-
-void ScreenTrayItem::Start(const base::Closure& stop_callback) {
-  stop_callback_ = stop_callback;
-  is_started_ = true;
-
-  if (tray_view_)
-    tray_view_->Update();
-
-  if (default_view_)
-    default_view_->Update();
-
-  if (!system_tray()->HasSystemBubbleType(
-          SystemTrayBubble::BUBBLE_TYPE_DEFAULT)) {
-    CreateOrUpdateNotification();
-  }
-}
-
-void ScreenTrayItem::Stop() {
-  is_started_ = false;
-  Update();
-
-  if (stop_callback_.is_null())
-    return;
-
-  base::Closure callback = stop_callback_;
-  stop_callback_.Reset();
-  callback.Run();
-}
-
-void ScreenTrayItem::DestroyTrayView() {
-  tray_view_ = NULL;
-}
-
-void ScreenTrayItem::DestroyDefaultView() {
-  default_view_ = NULL;
-}
-
-void ScreenTrayItem::UpdateAfterShelfAlignmentChange(ShelfAlignment alignment) {
-  if (!tray_view_)
-    return;
-
-  // Center the item dependent on the orientation of the shelf.
-  views::BoxLayout::Orientation layout = IsHorizontalAlignment(alignment)
-                                             ? views::BoxLayout::kHorizontal
-                                             : views::BoxLayout::kVertical;
-  tray_view_->SetLayoutManager(new views::BoxLayout(layout, 0, 0, 0));
-  tray_view_->Layout();
-}
-
-}  // namespace ash