1// Copyright (c) 2010 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 "chrome/browser/chromeos/login/network_screen.h" 6 7#include "base/logging.h" 8#include "base/string16.h" 9#include "base/utf_string_conversions.h" 10#include "chrome/browser/chromeos/cros/cros_library.h" 11#include "chrome/browser/chromeos/login/background_view.h" 12#include "chrome/browser/chromeos/login/helper.h" 13#include "chrome/browser/chromeos/login/help_app_launcher.h" 14#include "chrome/browser/chromeos/login/login_utils.h" 15#include "chrome/browser/chromeos/login/network_selection_view.h" 16#include "chrome/browser/chromeos/login/screen_observer.h" 17#include "grit/chromium_strings.h" 18#include "grit/generated_resources.h" 19#include "grit/theme_resources.h" 20#include "ui/base/l10n/l10n_util.h" 21#include "ui/base/resource/resource_bundle.h" 22#include "views/controls/menu/menu_2.h" 23#include "views/widget/widget.h" 24#include "views/window/window.h" 25 26 27namespace { 28 29// Time in seconds for connection timeout. 30const int kConnectionTimeoutSec = 15; 31 32// Considering 10px shadow from each side & welcome title height at 30px. 33const int kWelcomeScreenWidth = 580; 34const int kWelcomeScreenHeight = 335; 35 36} // namespace 37 38namespace chromeos { 39 40/////////////////////////////////////////////////////////////////////////////// 41// NetworkScreen, public: 42 43NetworkScreen::NetworkScreen(WizardScreenDelegate* delegate) 44 : ViewScreen<NetworkSelectionView>(delegate, 45 kWelcomeScreenWidth, 46 kWelcomeScreenHeight), 47 is_network_subscribed_(false), 48 continue_pressed_(false), 49 bubble_(NULL) { 50 language_switch_menu_.set_menu_alignment(views::Menu2::ALIGN_TOPLEFT); 51} 52 53NetworkScreen::~NetworkScreen() { 54 connection_timer_.Stop(); 55 UnsubscribeNetworkNotification(); 56} 57 58//////////////////////////////////////////////////////////////////////////////// 59// NetworkScreen, NetworkScreenDelegate implementation: 60 61void NetworkScreen::ClearErrors() { 62 // bubble_ will be set to NULL in callback. 63 if (bubble_) 64 bubble_->Close(); 65} 66 67/////////////////////////////////////////////////////////////////////////////// 68// views::ButtonListener implementation: 69 70void NetworkScreen::ButtonPressed(views::Button* sender, 71 const views::Event& event) { 72 ClearErrors(); 73 NetworkLibrary* network = CrosLibrary::Get()->GetNetworkLibrary(); 74 if (network && network->Connected()) { 75 NotifyOnConnection(); 76 } else { 77 continue_pressed_ = true; 78 WaitForConnection(network_id_); 79 } 80} 81 82//////////////////////////////////////////////////////////////////////////////// 83// NetworkLibrary::NetworkManagerObserver implementation: 84 85void NetworkScreen::OnNetworkManagerChanged(NetworkLibrary* network_lib) { 86 UpdateStatus(network_lib); 87} 88 89/////////////////////////////////////////////////////////////////////////////// 90// NetworkScreen, ViewScreen implementation: 91 92void NetworkScreen::CreateView() { 93 language_switch_menu_.InitLanguageMenu(); 94 ViewScreen<NetworkSelectionView>::CreateView(); 95} 96 97NetworkSelectionView* NetworkScreen::AllocateView() { 98 return new NetworkSelectionView(this); 99} 100 101/////////////////////////////////////////////////////////////////////////////// 102// NetworkScreen, views::BubbleDelegate implementation: 103 104void NetworkScreen::OnHelpLinkActivated() { 105 ClearErrors(); 106 if (!help_app_.get()) { 107 help_app_ = new HelpAppLauncher( 108 LoginUtils::Get()->GetBackgroundView()->GetNativeWindow()); 109 } 110 help_app_->ShowHelpTopic(HelpAppLauncher::HELP_CONNECTIVITY); 111} 112 113//////////////////////////////////////////////////////////////////////////////// 114// NetworkScreen, public: 115 116void NetworkScreen::Refresh() { 117 if (CrosLibrary::Get()->EnsureLoaded()) { 118 SubscribeNetworkNotification(); 119 OnNetworkManagerChanged(chromeos::CrosLibrary::Get()->GetNetworkLibrary()); 120 } 121} 122 123//////////////////////////////////////////////////////////////////////////////// 124// NetworkScreen, private: 125 126void NetworkScreen::SubscribeNetworkNotification() { 127 if (!is_network_subscribed_) { 128 is_network_subscribed_ = true; 129 chromeos::CrosLibrary::Get()->GetNetworkLibrary() 130 ->AddNetworkManagerObserver(this); 131 } 132} 133 134void NetworkScreen::UnsubscribeNetworkNotification() { 135 if (is_network_subscribed_) { 136 is_network_subscribed_ = false; 137 chromeos::CrosLibrary::Get()->GetNetworkLibrary() 138 ->RemoveNetworkManagerObserver(this); 139 } 140} 141 142void NetworkScreen::NotifyOnConnection() { 143 // TODO(nkostylev): Check network connectivity. 144 UnsubscribeNetworkNotification(); 145 connection_timer_.Stop(); 146 delegate()->GetObserver(this)->OnExit(ScreenObserver::NETWORK_CONNECTED); 147} 148 149void NetworkScreen::OnConnectionTimeout() { 150 StopWaitingForConnection(network_id_); 151 NetworkLibrary* network = CrosLibrary::Get()->GetNetworkLibrary(); 152 bool is_connected = network && network->Connected(); 153 154 if (!is_connected && 155 !view()->is_dialog_open() && 156 !(help_app_.get() && help_app_->is_open())) { 157 // Show error bubble. 158 ClearErrors(); 159 views::View* network_control = view()->GetNetworkControlView(); 160 bubble_ = MessageBubble::Show( 161 network_control->GetWidget(), 162 network_control->GetScreenBounds(), 163 BubbleBorder::LEFT_TOP, 164 ResourceBundle::GetSharedInstance().GetBitmapNamed(IDR_WARNING), 165 UTF16ToWide(l10n_util::GetStringFUTF16( 166 IDS_NETWORK_SELECTION_ERROR, 167 l10n_util::GetStringUTF16(IDS_PRODUCT_OS_NAME), 168 network_id_)), 169 UTF16ToWide(l10n_util::GetStringUTF16(IDS_LEARN_MORE)), 170 this); 171 network_control->RequestFocus(); 172 } 173} 174 175void NetworkScreen::UpdateStatus(NetworkLibrary* network) { 176 if (!view() || !network) 177 return; 178 179 if (network->Connected()) 180 ClearErrors(); 181 182 string16 network_name = GetCurrentNetworkName(network); 183 if (network->Connected()) { 184 StopWaitingForConnection(network_name); 185 } else if (network->Connecting()) { 186 WaitForConnection(network_name); 187 } else { 188 StopWaitingForConnection(network_id_); 189 } 190} 191 192void NetworkScreen::StopWaitingForConnection(const string16& network_id) { 193 NetworkLibrary* network = CrosLibrary::Get()->GetNetworkLibrary(); 194 bool is_connected = network && network->Connected(); 195 if (is_connected && continue_pressed_) { 196 NotifyOnConnection(); 197 return; 198 } 199 200 continue_pressed_ = false; 201 connection_timer_.Stop(); 202 203 network_id_ = network_id; 204 view()->ShowConnectingStatus(false, network_id_); 205 view()->EnableContinue(is_connected); 206} 207 208void NetworkScreen::WaitForConnection(const string16& network_id) { 209 if (network_id_ != network_id || !connection_timer_.IsRunning()) { 210 connection_timer_.Stop(); 211 connection_timer_.Start(base::TimeDelta::FromSeconds(kConnectionTimeoutSec), 212 this, 213 &NetworkScreen::OnConnectionTimeout); 214 } 215 216 network_id_ = network_id; 217 view()->ShowConnectingStatus(continue_pressed_, network_id_); 218 219 view()->EnableContinue(false); 220} 221 222} // namespace chromeos 223