chromeos: Move files in //ash/common to //ash, part 1

ash/common/system/chromeos/network/vpn_list_view.cc

Index: ash/common/system/chromeos/network/vpn_list_view.cc
diff --git a/ash/common/system/chromeos/network/vpn_list_view.cc b/ash/common/system/chromeos/network/vpn_list_view.cc
deleted file mode 100644
index c1c1c6e7fa384fcddbd46a1a0069458646c42ea7..0000000000000000000000000000000000000000
--- a/ash/common/system/chromeos/network/vpn_list_view.cc
+++ /dev/null
@@ -1,440 +0,0 @@
-// Copyright 2015 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/common/system/chromeos/network/vpn_list_view.h"
-
-#include <memory>
-#include <utility>
-#include <vector>
-
-#include "ash/common/ash_view_ids.h"
-#include "ash/common/material_design/material_design_controller.h"
-#include "ash/common/system/chromeos/network/network_icon.h"
-#include "ash/common/system/chromeos/network/network_icon_animation.h"
-#include "ash/common/system/chromeos/network/network_icon_animation_observer.h"
-#include "ash/common/system/chromeos/network/network_list_delegate.h"
-#include "ash/common/system/chromeos/network/vpn_list.h"
-#include "ash/common/system/tray/hover_highlight_view.h"
-#include "ash/common/system/tray/system_menu_button.h"
-#include "ash/common/system/tray/system_tray_controller.h"
-#include "ash/common/system/tray/throbber_view.h"
-#include "ash/common/system/tray/tray_constants.h"
-#include "ash/common/system/tray/tray_popup_utils.h"
-#include "ash/common/system/tray/tri_view.h"
-#include "ash/common/wm_shell.h"
-#include "ash/resources/vector_icons/vector_icons.h"
-#include "ash/strings/grit/ash_strings.h"
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/logging.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/values.h"
-#include "chromeos/network/network_connection_handler.h"
-#include "chromeos/network/network_handler.h"
-#include "chromeos/network/network_state.h"
-#include "chromeos/network/network_type_pattern.h"
-#include "third_party/cros_system_api/dbus/service_constants.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/geometry/rect.h"
-#include "ui/gfx/image/image_skia.h"
-#include "ui/gfx/paint_vector_icon.h"
-#include "ui/gfx/text_constants.h"
-#include "ui/views/border.h"
-#include "ui/views/controls/button/button.h"
-#include "ui/views/controls/button/label_button.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/controls/separator.h"
-#include "ui/views/layout/box_layout.h"
-#include "ui/views/layout/fill_layout.h"
-#include "ui/views/view.h"
-
-namespace ash {
-
-namespace {
-
-bool UseMd() {
-  return MaterialDesignController::IsSystemTrayMenuMaterial();
-}
-
-// Indicates whether |network| belongs to this VPN provider.
-bool VpnProviderMatchesNetwork(const VPNProvider& provider,
-                               const chromeos::NetworkState& network) {
-  if (network.type() != shill::kTypeVPN)
-    return false;
-  const bool network_uses_third_party_provider =
-      network.vpn_provider_type() == shill::kProviderThirdPartyVpn;
-  if (!provider.third_party)
-    return !network_uses_third_party_provider;
-  return network_uses_third_party_provider &&
-         network.third_party_vpn_provider_extension_id() ==
-             provider.extension_id;
-}
-
-// The base class of all list entries, a |HoverHighlightView| with no border.
-class VPNListEntryBase : public HoverHighlightView {
- public:
-  // When the user clicks the entry, the |parent|'s OnViewClicked() will be
-  // invoked.
-  explicit VPNListEntryBase(VPNListView* parent);
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(VPNListEntryBase);
-};
-
-// A list entry that represents a VPN provider.
-class VPNListProviderEntry : public VPNListEntryBase {
- public:
-  VPNListProviderEntry(VPNListView* parent, const std::string& name)
-      : VPNListEntryBase(parent) {
-    views::Label* const label = AddLabel(
-        base::UTF8ToUTF16(name), gfx::ALIGN_LEFT, false /* highlight */);
-    label->SetBorder(views::CreateEmptyBorder(5, 0, 5, 0));
-  }
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(VPNListProviderEntry);
-};
-
-// A list entry that represents a VPN provider with Material Design.
-class VPNListProviderEntryMd : public views::ButtonListener,
-                               public views::View {
- public:
-  VPNListProviderEntryMd(ViewClickListener* parent,
-                         bool top_item,
-                         const std::string& name,
-                         int button_accessible_name_id)
-      : parent_(parent) {
-    TrayPopupUtils::ConfigureAsStickyHeader(this);
-    SetLayoutManager(new views::FillLayout);
-    TriView* tri_view = TrayPopupUtils::CreateSubHeaderRowView();
-    AddChildView(tri_view);
-
-    views::Label* label = TrayPopupUtils::CreateDefaultLabel();
-    TrayPopupItemStyle style(TrayPopupItemStyle::FontStyle::SUB_HEADER);
-    style.SetupLabel(label);
-    label->SetText(base::ASCIIToUTF16(name));
-    tri_view->AddView(TriView::Container::CENTER, label);
-
-    const SkColor image_color = GetNativeTheme()->GetSystemColor(
-        ui::NativeTheme::kColorId_ProminentButtonColor);
-    gfx::ImageSkia icon =
-        gfx::CreateVectorIcon(kSystemMenuAddConnectionIcon, image_color);
-    SystemMenuButton* add_vpn_button =
-        new SystemMenuButton(this, TrayPopupInkDropStyle::HOST_CENTERED, icon,
-                             icon, button_accessible_name_id);
-    add_vpn_button->SetInkDropColor(image_color);
-    add_vpn_button->SetEnabled(true);
-    tri_view->AddView(TriView::Container::END, add_vpn_button);
-  }
-
- protected:
-  // views::ButtonListener:
-  void ButtonPressed(views::Button* sender, const ui::Event& event) override {
-    parent_->OnViewClicked(this);
-  }
-
- private:
-  // Our parent to handle events.
-  ViewClickListener* parent_;
-
-  DISALLOW_COPY_AND_ASSIGN(VPNListProviderEntryMd);
-};
-
-// A list entry that represents a network. If the network is currently
-// connecting, the icon shown by this list entry will be animated. If the
-// network is currently connected, a disconnect button will be shown next to its
-// name.
-class VPNListNetworkEntry : public VPNListEntryBase,
-                            public network_icon::AnimationObserver {
- public:
-  VPNListNetworkEntry(VPNListView* parent,
-                      const chromeos::NetworkState* network);
-  ~VPNListNetworkEntry() override;
-
-  // network_icon::AnimationObserver:
-  void NetworkIconChanged() override;
-
- private:
-  void UpdateFromNetworkState(const chromeos::NetworkState* network);
-  void SetupConnectedItemMd(const base::string16& text,
-                            const gfx::ImageSkia& image);
-  void SetupConnectingItemMd(const base::string16& text,
-                             const gfx::ImageSkia& image);
-
-  const std::string guid_;
-
-  views::LabelButton* disconnect_button_ = nullptr;
-
-  DISALLOW_COPY_AND_ASSIGN(VPNListNetworkEntry);
-};
-
-VPNListEntryBase::VPNListEntryBase(VPNListView* parent)
-    : HoverHighlightView(parent) {
-  if (!UseMd())
-    SetBorder(views::CreateEmptyBorder(0, kTrayPopupPaddingHorizontal, 0, 0));
-}
-
-VPNListNetworkEntry::VPNListNetworkEntry(VPNListView* parent,
-                                         const chromeos::NetworkState* network)
-    : VPNListEntryBase(parent), guid_(network->guid()) {
-  UpdateFromNetworkState(network);
-}
-
-VPNListNetworkEntry::~VPNListNetworkEntry() {
-  network_icon::NetworkIconAnimation::GetInstance()->RemoveObserver(this);
-}
-
-void VPNListNetworkEntry::NetworkIconChanged() {
-  UpdateFromNetworkState(chromeos::NetworkHandler::Get()
-                             ->network_state_handler()
-                             ->GetNetworkStateFromGuid(guid_));
-}
-
-void VPNListNetworkEntry::UpdateFromNetworkState(
-    const chromeos::NetworkState* network) {
-  if (network && network->IsConnectingState())
-    network_icon::NetworkIconAnimation::GetInstance()->AddObserver(this);
-  else
-    network_icon::NetworkIconAnimation::GetInstance()->RemoveObserver(this);
-
-  if (!network) {
-    // This is a transient state where the network has been removed already but
-    // the network list in the UI has not been updated yet.
-    return;
-  }
-  RemoveAllChildViews(true);
-  disconnect_button_ = nullptr;
-
-  gfx::ImageSkia image =
-      network_icon::GetImageForNetwork(network, network_icon::ICON_TYPE_LIST);
-  base::string16 label = network_icon::GetLabelForNetwork(
-      network, UseMd() ? network_icon::ICON_TYPE_MENU_LIST
-                       : network_icon::ICON_TYPE_LIST);
-  if (network->IsConnectedState())
-    SetupConnectedItemMd(label, image);
-  else if (network->IsConnectingState())
-    SetupConnectingItemMd(label, image);
-  else
-    AddIconAndLabel(image, label, false);
-
-  if (network->IsConnectedState()) {
-    disconnect_button_ = TrayPopupUtils::CreateTrayPopupButton(
-        this, l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_VPN_DISCONNECT));
-    tri_view()->AddView(TriView::Container::END, disconnect_button_);
-    tri_view()->SetContainerVisible(TriView::Container::END, true);
-    tri_view()->SetContainerBorder(
-        TriView::Container::END,
-        views::CreateEmptyBorder(0, 0, 0, kTrayPopupButtonEndMargin));
-  }
-  Layout();
-}
-
-// TODO(varkha): Consolidate with a similar method in tray_bluetooth.cc.
-void VPNListNetworkEntry::SetupConnectedItemMd(const base::string16& text,
-                                               const gfx::ImageSkia& image) {
-  AddIconAndLabels(
-      image, text,
-      l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_NETWORK_STATUS_CONNECTED));
-  TrayPopupItemStyle style(TrayPopupItemStyle::FontStyle::CAPTION);
-  style.set_color_style(TrayPopupItemStyle::ColorStyle::CONNECTED);
-  style.SetupLabel(sub_text_label());
-}
-
-// TODO(varkha): Consolidate with a similar method in tray_bluetooth.cc.
-void VPNListNetworkEntry::SetupConnectingItemMd(const base::string16& text,
-                                                const gfx::ImageSkia& image) {
-  AddIconAndLabels(
-      image, text,
-      l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_NETWORK_STATUS_CONNECTING));
-  ThrobberView* throbber = new ThrobberView;
-  throbber->Start();
-  AddRightView(throbber);
-}
-
-}  // namespace
-
-VPNListView::VPNListView(NetworkListDelegate* delegate) : delegate_(delegate) {
-  WmShell::Get()->vpn_list()->AddObserver(this);
-}
-
-VPNListView::~VPNListView() {
-  WmShell::Get()->vpn_list()->RemoveObserver(this);
-}
-
-void VPNListView::Update() {
-  // Before updating the list, determine whether the user was hovering over one
-  // of the VPN provider or network entries.
-  std::unique_ptr<VPNProvider> hovered_provider;
-  std::string hovered_network_guid;
-  for (const std::pair<const views::View* const, VPNProvider>& provider :
-       provider_view_map_) {
-    if (static_cast<const HoverHighlightView*>(provider.first)->hover()) {
-      hovered_provider.reset(new VPNProvider(provider.second));
-      break;
-    }
-  }
-  if (!hovered_provider) {
-    for (const std::pair<const views::View*, std::string>& entry :
-         network_view_guid_map_) {
-      if (static_cast<const HoverHighlightView*>(entry.first)->hover()) {
-        hovered_network_guid = entry.second;
-        break;
-      }
-    }
-  }
-
-  // Clear the list.
-  container()->RemoveAllChildViews(true);
-  provider_view_map_.clear();
-  network_view_guid_map_.clear();
-  list_empty_ = true;
-  if (!UseMd()) {
-    container()->SetLayoutManager(
-        new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0));
-  }
-
-  // Get the list of available VPN networks, in shill's priority order.
-  chromeos::NetworkStateHandler::NetworkStateList networks;
-  chromeos::NetworkHandler::Get()
-      ->network_state_handler()
-      ->GetVisibleNetworkListByType(chromeos::NetworkTypePattern::VPN(),
-                                    &networks);
-
-  // Show all VPN providers and all networks that are currently disconnected.
-  AddProvidersAndNetworks(networks);
-
-  // Determine whether one of the new list entries corresponds to the entry that
-  // the user was previously hovering over. If such an entry is found, the list
-  // will be scrolled to ensure the entry is visible.
-  const views::View* scroll_to_show_view = nullptr;
-  if (hovered_provider) {
-    for (const std::pair<const views::View* const, VPNProvider>& provider :
-         provider_view_map_) {
-      if (provider.second == *hovered_provider) {
-        scroll_to_show_view = provider.first;
-        break;
-      }
-    }
-  } else if (!hovered_network_guid.empty()) {
-    for (const std::pair<const views::View*, std::string>& entry :
-         network_view_guid_map_) {
-      if (entry.second == hovered_network_guid) {
-        scroll_to_show_view = entry.first;
-        break;
-      }
-    }
-  }
-
-  // Layout the updated list.
-  container()->SizeToPreferredSize();
-  delegate_->RelayoutScrollList();
-
-  if (scroll_to_show_view) {
-    // Scroll the list so that |scroll_to_show_view| is in view.
-    container()->ScrollRectToVisible(scroll_to_show_view->bounds());
-  }
-}
-
-bool VPNListView::IsNetworkEntry(views::View* view, std::string* guid) const {
-  const auto& entry = network_view_guid_map_.find(view);
-  if (entry == network_view_guid_map_.end())
-    return false;
-  *guid = entry->second;
-  return true;
-}
-
-void VPNListView::OnVPNProvidersChanged() {
-  Update();
-}
-
-void VPNListView::OnViewClicked(views::View* sender) {
-  const auto& provider_iter = provider_view_map_.find(sender);
-  if (provider_iter != provider_view_map_.end()) {
-    // If the user clicks on a provider entry, request that the "add network"
-    // dialog for this provider be shown.
-    const VPNProvider& provider = provider_iter->second;
-    WmShell* shell = WmShell::Get();
-    if (provider.third_party) {
-      shell->RecordUserMetricsAction(
-          UMA_STATUS_AREA_VPN_ADD_THIRD_PARTY_CLICKED);
-      shell->system_tray_controller()->ShowThirdPartyVpnCreate(
-          provider.extension_id);
-    } else {
-      shell->RecordUserMetricsAction(UMA_STATUS_AREA_VPN_ADD_BUILT_IN_CLICKED);
-      shell->system_tray_controller()->ShowNetworkCreate(shill::kTypeVPN);
-    }
-    return;
-  }
-
-  // If the user clicked on a network entry, let the |delegate_| trigger a
-  // connection attempt (if the network is currently disconnected) or show a
-  // configuration dialog (if the network is currently connected or connecting).
-  delegate_->OnNetworkEntryClicked(sender);
-}
-
-void VPNListView::AddNetwork(const chromeos::NetworkState* network) {
-  views::View* entry(new VPNListNetworkEntry(this, network));
-  container()->AddChildView(entry);
-  network_view_guid_map_[entry] = network->guid();
-  list_empty_ = false;
-}
-
-void VPNListView::AddProviderAndNetworks(
-    const VPNProvider& vpn_provider,
-    const chromeos::NetworkStateHandler::NetworkStateList& networks) {
-  // Add a visual separator, unless this is the topmost entry in the list.
-  if (!list_empty_)
-    container()->AddChildView(TrayPopupUtils::CreateListSubHeaderSeparator());
-  std::string vpn_name =
-      vpn_provider.third_party
-          ? vpn_provider.third_party_provider_name
-          : l10n_util::GetStringUTF8(IDS_ASH_STATUS_TRAY_VPN_BUILT_IN_PROVIDER);
-
-  // Add a list entry for the VPN provider.
-  views::View* provider_view = nullptr;
-  if (UseMd()) {
-    provider_view = new VPNListProviderEntryMd(
-        this, list_empty_, vpn_name, IDS_ASH_STATUS_TRAY_ADD_CONNECTION);
-  } else {
-    provider_view = new VPNListProviderEntry(this, vpn_name);
-  }
-  container()->AddChildView(provider_view);
-  provider_view_map_[provider_view] = vpn_provider;
-  list_empty_ = false;
-  // Add the networks belonging to this provider, in the priority order returned
-  // by shill.
-  for (const chromeos::NetworkState* const& network : networks) {
-    if (VpnProviderMatchesNetwork(vpn_provider, *network))
-      AddNetwork(network);
-  }
-}
-
-void VPNListView::AddProvidersAndNetworks(
-    const chromeos::NetworkStateHandler::NetworkStateList& networks) {
-  // Get the list of VPN providers enabled in the primary user's profile.
-  std::vector<VPNProvider> providers =
-      WmShell::Get()->vpn_list()->vpn_providers();
-
-  // Add providers with at least one configured network along with their
-  // networks. Providers are added in the order of their highest priority
-  // network.
-  for (const chromeos::NetworkState* const& network : networks) {
-    for (auto provider = providers.begin(); provider != providers.end();
-         ++provider) {
-      if (!VpnProviderMatchesNetwork(*provider, *network))
-        continue;
-      AddProviderAndNetworks(*provider, networks);
-      providers.erase(provider);
-      break;
-    }
-  }
-
-  // Add providers without any configured networks, in the order that the
-  // providers were returned by the extensions system.
-  for (const VPNProvider& provider : providers)
-    AddProviderAndNetworks(provider, networks);
-}
-
-}  // namespace ash