| // Copyright 2014 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 "ui/chromeos/network/network_list.h" |
| |
| #include <stddef.h> |
| |
| #include "base/memory/ptr_util.h" |
| #include "chromeos/dbus/dbus_thread_manager.h" |
| #include "chromeos/dbus/power_manager/power_supply_properties.pb.h" |
| #include "chromeos/dbus/power_manager_client.h" |
| #include "chromeos/login/login_state.h" |
| #include "chromeos/network/managed_network_configuration_handler.h" |
| #include "chromeos/network/network_state.h" |
| #include "chromeos/network/network_state_handler.h" |
| #include "chromeos/network/network_state_handler_observer.h" |
| #include "components/device_event_log/device_event_log.h" |
| #include "grit/ui_chromeos_strings.h" |
| #include "ui/base/l10n/l10n_util.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/chromeos/network/network_icon.h" |
| #include "ui/chromeos/network/network_icon_animation.h" |
| #include "ui/chromeos/network/network_info.h" |
| #include "ui/chromeos/network/network_list_delegate.h" |
| #include "ui/gfx/font.h" |
| #include "ui/views/controls/label.h" |
| #include "ui/views/view.h" |
| |
| using chromeos::LoginState; |
| using chromeos::NetworkHandler; |
| using chromeos::NetworkStateHandler; |
| using chromeos::ManagedNetworkConfigurationHandler; |
| using chromeos::NetworkTypePattern; |
| |
| namespace ui { |
| |
| namespace { |
| |
| bool IsProhibitedByPolicy(const chromeos::NetworkState* network) { |
| if (!NetworkTypePattern::WiFi().MatchesType(network->type())) |
| return false; |
| if (!LoginState::IsInitialized() || !LoginState::Get()->IsUserLoggedIn()) |
| return false; |
| ManagedNetworkConfigurationHandler* managed_configuration_handler = |
| NetworkHandler::Get()->managed_network_configuration_handler(); |
| const base::DictionaryValue* global_network_config = |
| managed_configuration_handler->GetGlobalConfigFromPolicy( |
| std::string() /* no username hash, device policy */); |
| bool policy_prohibites_unmanaged = false; |
| if (global_network_config) { |
| global_network_config->GetBooleanWithoutPathExpansion( |
| ::onc::global_network_config::kAllowOnlyPolicyNetworksToConnect, |
| &policy_prohibites_unmanaged); |
| } |
| if (!policy_prohibites_unmanaged) |
| return false; |
| return !managed_configuration_handler->FindPolicyByGuidAndProfile( |
| network->guid(), network->profile_path()); |
| } |
| |
| } // namespace |
| |
| // NetworkListView: |
| |
| NetworkListView::NetworkListView(NetworkListDelegate* delegate) |
| : delegate_(delegate), |
| no_wifi_networks_view_(NULL), |
| no_cellular_networks_view_(NULL) { |
| CHECK(delegate_); |
| } |
| |
| NetworkListView::~NetworkListView() { |
| network_icon::NetworkIconAnimation::GetInstance()->RemoveObserver(this); |
| } |
| |
| void NetworkListView::Update() { |
| CHECK(container_); |
| NetworkStateHandler::NetworkStateList network_list; |
| NetworkStateHandler* handler = NetworkHandler::Get()->network_state_handler(); |
| handler->GetVisibleNetworkList(&network_list); |
| UpdateNetworks(network_list); |
| UpdateNetworkIcons(); |
| UpdateNetworkListInternal(); |
| } |
| |
| bool NetworkListView::IsNetworkEntry(views::View* view, |
| std::string* service_path) const { |
| std::map<views::View*, std::string>::const_iterator found = |
| network_map_.find(view); |
| if (found == network_map_.end()) |
| return false; |
| *service_path = found->second; |
| return true; |
| } |
| |
| void NetworkListView::UpdateNetworks( |
| const NetworkStateHandler::NetworkStateList& networks) { |
| SCOPED_NET_LOG_IF_SLOW(); |
| network_list_.clear(); |
| const NetworkTypePattern pattern = delegate_->GetNetworkTypePattern(); |
| for (NetworkStateHandler::NetworkStateList::const_iterator iter = |
| networks.begin(); |
| iter != networks.end(); |
| ++iter) { |
| const chromeos::NetworkState* network = *iter; |
| if (!pattern.MatchesType(network->type())) |
| continue; |
| network_list_.push_back(base::MakeUnique<NetworkInfo>(network->path())); |
| } |
| } |
| |
| void NetworkListView::UpdateNetworkIcons() { |
| SCOPED_NET_LOG_IF_SLOW(); |
| NetworkStateHandler* handler = NetworkHandler::Get()->network_state_handler(); |
| |
| // First, update state for all networks |
| bool animating = false; |
| |
| for (auto& info : network_list_) { |
| const chromeos::NetworkState* network = |
| handler->GetNetworkState(info->service_path); |
| if (!network) |
| continue; |
| bool prohibited_by_policy = IsProhibitedByPolicy(network); |
| info->image = |
| network_icon::GetImageForNetwork(network, network_icon::ICON_TYPE_LIST); |
| info->label = |
| network_icon::GetLabelForNetwork(network, network_icon::ICON_TYPE_LIST); |
| info->highlight = |
| network->IsConnectedState() || network->IsConnectingState(); |
| info->disable = |
| (network->activation_state() == shill::kActivationStateActivating) || |
| prohibited_by_policy; |
| if (prohibited_by_policy) { |
| info->tooltip = |
| l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_NETWORK_PROHIBITED); |
| } |
| if (!animating && network->IsConnectingState()) |
| animating = true; |
| } |
| if (animating) |
| network_icon::NetworkIconAnimation::GetInstance()->AddObserver(this); |
| else |
| network_icon::NetworkIconAnimation::GetInstance()->RemoveObserver(this); |
| } |
| |
| void NetworkListView::UpdateNetworkListInternal() { |
| SCOPED_NET_LOG_IF_SLOW(); |
| // Get the updated list entries |
| network_map_.clear(); |
| std::set<std::string> new_service_paths; |
| bool needs_relayout = UpdateNetworkListEntries(&new_service_paths); |
| |
| // Remove old children |
| std::set<std::string> remove_service_paths; |
| for (ServicePathMap::const_iterator it = service_path_map_.begin(); |
| it != service_path_map_.end(); |
| ++it) { |
| if (new_service_paths.find(it->first) == new_service_paths.end()) { |
| remove_service_paths.insert(it->first); |
| network_map_.erase(it->second); |
| container_->RemoveChildView(it->second); |
| needs_relayout = true; |
| } |
| } |
| |
| for (std::set<std::string>::const_iterator remove_it = |
| remove_service_paths.begin(); |
| remove_it != remove_service_paths.end(); |
| ++remove_it) { |
| service_path_map_.erase(*remove_it); |
| } |
| |
| if (needs_relayout) |
| HandleRelayout(); |
| } |
| |
| void NetworkListView::HandleRelayout() { |
| views::View* selected_view = NULL; |
| for (auto& iter : service_path_map_) { |
| if (delegate_->IsViewHovered(iter.second)) { |
| selected_view = iter.second; |
| break; |
| } |
| } |
| container_->SizeToPreferredSize(); |
| delegate_->RelayoutScrollList(); |
| if (selected_view) |
| container_->ScrollRectToVisible(selected_view->bounds()); |
| } |
| |
| bool NetworkListView::UpdateNetworkListEntries( |
| std::set<std::string>* new_service_paths) { |
| bool needs_relayout = false; |
| NetworkStateHandler* handler = NetworkHandler::Get()->network_state_handler(); |
| |
| // Insert child views |
| int index = 0; |
| |
| // Highlighted networks |
| needs_relayout |= |
| UpdateNetworkChildren(new_service_paths, &index, true /* highlighted */); |
| |
| const NetworkTypePattern pattern = delegate_->GetNetworkTypePattern(); |
| if (pattern.MatchesPattern(NetworkTypePattern::Cellular())) { |
| // Cellular initializing |
| int message_id = network_icon::GetCellularUninitializedMsg(); |
| if (!message_id && |
| handler->IsTechnologyEnabled(NetworkTypePattern::Mobile()) && |
| !handler->FirstNetworkByType(NetworkTypePattern::Mobile())) { |
| message_id = IDS_ASH_STATUS_TRAY_NO_CELLULAR_NETWORKS; |
| } |
| needs_relayout |= |
| UpdateInfoLabel(message_id, index, &no_cellular_networks_view_); |
| |
| if (message_id) |
| ++index; |
| } |
| |
| if (pattern.MatchesPattern(NetworkTypePattern::WiFi())) { |
| // "Wifi Enabled / Disabled" |
| int message_id = 0; |
| if (network_list_.empty()) { |
| message_id = handler->IsTechnologyEnabled(NetworkTypePattern::WiFi()) |
| ? IDS_ASH_STATUS_TRAY_NETWORK_WIFI_ENABLED |
| : IDS_ASH_STATUS_TRAY_NETWORK_WIFI_DISABLED; |
| } |
| needs_relayout |= |
| UpdateInfoLabel(message_id, index, &no_wifi_networks_view_); |
| if (message_id) |
| ++index; |
| } |
| |
| // Un-highlighted networks |
| needs_relayout |= UpdateNetworkChildren(new_service_paths, &index, |
| false /* not highlighted */); |
| |
| // No networks or other messages (fallback) |
| if (index == 0) { |
| needs_relayout |= UpdateInfoLabel(IDS_ASH_STATUS_TRAY_NO_NETWORKS, index, |
| &no_wifi_networks_view_); |
| } |
| |
| return needs_relayout; |
| } |
| |
| bool NetworkListView::UpdateNetworkChildren( |
| std::set<std::string>* new_service_paths, |
| int* child_index, |
| bool highlighted) { |
| bool needs_relayout = false; |
| int index = *child_index; |
| for (auto& info : network_list_) { |
| if (info->highlight != highlighted) |
| continue; |
| needs_relayout |= UpdateNetworkChild(index++, info.get()); |
| new_service_paths->insert(info->service_path); |
| } |
| *child_index = index; |
| return needs_relayout; |
| } |
| |
| bool NetworkListView::UpdateNetworkChild(int index, const NetworkInfo* info) { |
| bool needs_relayout = false; |
| views::View* container = NULL; |
| ServicePathMap::const_iterator found = |
| service_path_map_.find(info->service_path); |
| if (found == service_path_map_.end()) { |
| container = delegate_->CreateViewForNetwork(*info); |
| container_->AddChildViewAt(container, index); |
| needs_relayout = true; |
| } else { |
| container = found->second; |
| container->RemoveAllChildViews(true); |
| delegate_->UpdateViewForNetwork(container, *info); |
| container->Layout(); |
| container->SchedulePaint(); |
| needs_relayout = PlaceViewAtIndex(container, index); |
| } |
| if (info->disable) |
| container->SetEnabled(false); |
| network_map_[container] = info->service_path; |
| service_path_map_[info->service_path] = container; |
| return needs_relayout; |
| } |
| |
| bool NetworkListView::PlaceViewAtIndex(views::View* view, int index) { |
| if (container_->child_at(index) == view) |
| return false; |
| container_->ReorderChildView(view, index); |
| return true; |
| } |
| |
| bool NetworkListView::UpdateInfoLabel(int message_id, |
| int index, |
| views::Label** label) { |
| CHECK(label); |
| bool needs_relayout = false; |
| if (message_id) { |
| ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance(); |
| base::string16 text = rb.GetLocalizedString(message_id); |
| if (!*label) { |
| *label = delegate_->CreateInfoLabel(); |
| (*label)->SetText(text); |
| container_->AddChildViewAt(*label, index); |
| needs_relayout = true; |
| } else { |
| (*label)->SetText(text); |
| needs_relayout = PlaceViewAtIndex(*label, index); |
| } |
| } else if (*label) { |
| container_->RemoveChildView(*label); |
| delete *label; |
| *label = NULL; |
| needs_relayout = true; |
| } |
| return needs_relayout; |
| } |
| |
| void NetworkListView::NetworkIconChanged() { |
| Update(); |
| } |
| |
| } // namespace ui |