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| 1 // Copyright 2014 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 "athena/system/network_selector.h" | |
| 6 | |
| 7 #include "athena/screen/public/screen_manager.h" | |
| 8 #include "base/memory/weak_ptr.h" | |
| 9 #include "base/strings/utf_string_conversions.h" | |
| 10 #include "chromeos/network/network_configuration_handler.h" | |
| 11 #include "chromeos/network/network_connection_handler.h" | |
| 12 #include "chromeos/network/network_handler.h" | |
| 13 #include "chromeos/network/network_profile_handler.h" | |
| 14 #include "chromeos/network/network_state.h" | |
| 15 #include "chromeos/network/network_state_handler.h" | |
| 16 #include "chromeos/network/network_state_handler_observer.h" | |
| 17 #include "chromeos/network/network_type_pattern.h" | |
| 18 #include "third_party/cros_system_api/dbus/service_constants.h" | |
| 19 #include "ui/aura/window.h" | |
| 20 #include "ui/chromeos/network/network_icon.h" | |
| 21 #include "ui/chromeos/network/network_info.h" | |
| 22 #include "ui/chromeos/network/network_list.h" | |
| 23 #include "ui/chromeos/network/network_list_delegate.h" | |
| 24 #include "ui/compositor/layer.h" | |
| 25 #include "ui/gfx/canvas.h" | |
| 26 #include "ui/gfx/font.h" | |
| 27 #include "ui/gfx/font_list.h" | |
| 28 #include "ui/gfx/geometry/rect.h" | |
| 29 #include "ui/gfx/text_constants.h" | |
| 30 #include "ui/views/background.h" | |
| 31 #include "ui/views/border.h" | |
| 32 #include "ui/views/controls/button/blue_button.h" | |
| 33 #include "ui/views/controls/button/button.h" | |
| 34 #include "ui/views/controls/image_view.h" | |
| 35 #include "ui/views/controls/label.h" | |
| 36 #include "ui/views/controls/scroll_view.h" | |
| 37 #include "ui/views/controls/scrollbar/overlay_scroll_bar.h" | |
| 38 #include "ui/views/controls/textfield/textfield.h" | |
| 39 #include "ui/views/layout/box_layout.h" | |
| 40 #include "ui/views/layout/fill_layout.h" | |
| 41 #include "ui/views/widget/widget.h" | |
| 42 #include "ui/views/window/dialog_delegate.h" | |
| 43 | |
| 44 using chromeos::NetworkConfigurationHandler; | |
| 45 using chromeos::NetworkConfigurationObserver; | |
| 46 using chromeos::NetworkConnectionHandler; | |
| 47 using chromeos::NetworkHandler; | |
| 48 using chromeos::NetworkProfileHandler; | |
| 49 using chromeos::NetworkState; | |
| 50 | |
| 51 namespace { | |
| 52 | |
| 53 // The View for the user to enter the password for connceting to a network. This | |
| 54 // view also shows an error message if the network connection fails. | |
| 55 class PasswordView : public views::View, public views::ButtonListener { | |
| 56 public: | |
| 57 PasswordView(const ui::NetworkInfo& network, | |
| 58 const base::Callback<void(bool)>& callback) | |
| 59 : network_(network), | |
| 60 callback_(callback), | |
| 61 connect_(nullptr), | |
| 62 cancel_(nullptr), | |
| 63 textfield_(nullptr), | |
| 64 error_msg_(nullptr), | |
| 65 weak_ptr_(this) { | |
| 66 const int kHorizontal = 5; | |
| 67 const int kVertical = 0; | |
| 68 const int kPadding = 0; | |
| 69 | |
| 70 views::BoxLayout* layout = new views::BoxLayout( | |
| 71 views::BoxLayout::kVertical, kHorizontal, kVertical, kPadding); | |
| 72 layout->set_main_axis_alignment( | |
| 73 views::BoxLayout::MAIN_AXIS_ALIGNMENT_START); | |
| 74 layout->set_cross_axis_alignment( | |
| 75 views::BoxLayout::CROSS_AXIS_ALIGNMENT_STRETCH); | |
| 76 SetLayoutManager(layout); | |
| 77 | |
| 78 views::View* container = new views::View; | |
| 79 layout = new views::BoxLayout( | |
| 80 views::BoxLayout::kHorizontal, kHorizontal, kVertical, kPadding); | |
| 81 layout->set_main_axis_alignment( | |
| 82 views::BoxLayout::MAIN_AXIS_ALIGNMENT_START); | |
| 83 container->SetLayoutManager(layout); | |
| 84 | |
| 85 textfield_ = new views::Textfield(); | |
| 86 textfield_->set_placeholder_text(base::ASCIIToUTF16("Password")); | |
| 87 textfield_->SetTextInputType(ui::TEXT_INPUT_TYPE_PASSWORD); | |
| 88 textfield_->set_default_width_in_chars(35); | |
| 89 container->AddChildView(textfield_); | |
| 90 | |
| 91 connect_ = new views::BlueButton(this, base::ASCIIToUTF16("Connect")); | |
| 92 container->AddChildView(connect_); | |
| 93 | |
| 94 cancel_ = new views::LabelButton(this, base::ASCIIToUTF16("Cancel")); | |
| 95 cancel_->SetHorizontalAlignment(gfx::ALIGN_CENTER); | |
| 96 container->AddChildView(cancel_); | |
| 97 | |
| 98 AddChildView(container); | |
| 99 } | |
| 100 | |
| 101 ~PasswordView() override {} | |
| 102 | |
| 103 private: | |
| 104 void CloseDialog(bool successful) { callback_.Run(successful); } | |
| 105 | |
| 106 void OnKnownError(const std::string& error_name, | |
| 107 scoped_ptr<base::DictionaryValue> error_data) { | |
| 108 std::string message; | |
| 109 if (!error_data->GetString(chromeos::network_handler::kDbusErrorMessage, | |
| 110 &message)) | |
| 111 message = error_name; | |
| 112 if (message.empty()) | |
| 113 message = std::string("Unknown error."); | |
| 114 if (!error_msg_) { | |
| 115 error_msg_ = new views::Label(); | |
| 116 error_msg_->SetFontList( | |
| 117 error_msg_->font_list().Derive(0, gfx::Font::BOLD)); | |
| 118 error_msg_->SetEnabledColor(SK_ColorRED); | |
| 119 } | |
| 120 error_msg_->SetText(base::UTF8ToUTF16(message)); | |
| 121 if (!error_msg_->parent()) { | |
| 122 AddChildView(error_msg_); | |
| 123 InvalidateLayout(); | |
| 124 GetWidget()->GetRootView()->Layout(); | |
| 125 ScrollRectToVisible(error_msg_->bounds()); | |
| 126 } | |
| 127 connect_->SetEnabled(true); | |
| 128 } | |
| 129 | |
| 130 void OnSetProfileSucceed(const base::string16& password) { | |
| 131 base::DictionaryValue properties; | |
| 132 properties.SetStringWithoutPathExpansion(shill::kPassphraseProperty, | |
| 133 textfield_->text()); | |
| 134 NetworkHandler::Get()->network_configuration_handler()->SetProperties( | |
| 135 network_.service_path, | |
| 136 properties, | |
| 137 NetworkConfigurationObserver::SOURCE_USER_ACTION, | |
| 138 base::Bind(&PasswordView::OnSetPropertiesSucceed, | |
| 139 weak_ptr_.GetWeakPtr()), | |
| 140 base::Bind(&PasswordView::OnKnownError, weak_ptr_.GetWeakPtr())); | |
| 141 } | |
| 142 | |
| 143 void OnSetPropertiesSucceed() { | |
| 144 const bool check_error_state = false; | |
| 145 NetworkHandler::Get()->network_connection_handler()->ConnectToNetwork( | |
| 146 network_.service_path, | |
| 147 base::Bind(&PasswordView::OnConnectionSucceed, weak_ptr_.GetWeakPtr()), | |
| 148 base::Bind(&PasswordView::OnKnownError, weak_ptr_.GetWeakPtr()), | |
| 149 check_error_state); | |
| 150 } | |
| 151 | |
| 152 void OnConnectionSucceed() { CloseDialog(true); } | |
| 153 | |
| 154 // views::View: | |
| 155 virtual void ViewHierarchyChanged( | |
| 156 const views::View::ViewHierarchyChangedDetails& details) override { | |
| 157 if (details.is_add && details.child == this) | |
| 158 textfield_->RequestFocus(); | |
| 159 } | |
| 160 | |
| 161 // views::ButtonListener: | |
| 162 virtual void ButtonPressed(views::Button* sender, | |
| 163 const ui::Event& event) override { | |
| 164 if (sender == connect_) { | |
| 165 if (error_msg_) { | |
| 166 RemoveChildView(error_msg_); | |
| 167 delete error_msg_; | |
| 168 error_msg_ = nullptr; | |
| 169 } | |
| 170 connect_->SetEnabled(false); | |
| 171 NetworkHandler::Get()->network_configuration_handler()->SetNetworkProfile( | |
| 172 network_.service_path, | |
| 173 NetworkProfileHandler::GetSharedProfilePath(), | |
| 174 NetworkConfigurationObserver::SOURCE_USER_ACTION, | |
| 175 base::Bind(&PasswordView::OnSetProfileSucceed, | |
| 176 weak_ptr_.GetWeakPtr(), | |
| 177 textfield_->text()), | |
| 178 base::Bind(&PasswordView::OnKnownError, weak_ptr_.GetWeakPtr())); | |
| 179 } else if (sender == cancel_) { | |
| 180 CloseDialog(false); | |
| 181 } else { | |
| 182 NOTREACHED(); | |
| 183 } | |
| 184 } | |
| 185 | |
| 186 ui::NetworkInfo network_; | |
| 187 base::Callback<void(bool)> callback_; | |
| 188 | |
| 189 views::BlueButton* connect_; | |
| 190 views::LabelButton* cancel_; | |
| 191 views::Textfield* textfield_; | |
| 192 views::Label* error_msg_; | |
| 193 base::WeakPtrFactory<PasswordView> weak_ptr_; | |
| 194 | |
| 195 DISALLOW_COPY_AND_ASSIGN(PasswordView); | |
| 196 }; | |
| 197 | |
| 198 // A View that represents a single row in the network list. This row also | |
| 199 // contains the View for taking password for password-protected networks. | |
| 200 class NetworkRow : public views::View { | |
| 201 public: | |
| 202 NetworkRow(const ui::NetworkInfo& network) | |
| 203 : network_(network), weak_ptr_(this) { | |
| 204 SetBorder(views::Border::CreateEmptyBorder(10, 5, 10, 5)); | |
| 205 SetLayoutManager( | |
| 206 new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 10)); | |
| 207 Update(network); | |
| 208 } | |
| 209 | |
| 210 ~NetworkRow() override {} | |
| 211 | |
| 212 void Update(const ui::NetworkInfo& network) { | |
| 213 network_ = network; | |
| 214 views::ImageView* icon = new views::ImageView(); | |
| 215 icon->SetImage(network.image); | |
| 216 icon->SetBounds(0, 0, network.image.width(), network.image.height()); | |
| 217 | |
| 218 views::Label* label = new views::Label(network.label); | |
| 219 if (network.highlight) | |
| 220 label->SetFontList(label->font_list().Derive(0, gfx::Font::BOLD)); | |
| 221 AddChildView(icon); | |
| 222 AddChildView(label); | |
| 223 if (password_view_) | |
| 224 AddChildView(password_view_.get()); | |
| 225 } | |
| 226 | |
| 227 bool has_password_view() const { return password_view_; } | |
| 228 | |
| 229 private: | |
| 230 void OnPasswordComplete(bool successful) { | |
| 231 password_view_.reset(); | |
| 232 InvalidateLayout(); | |
| 233 GetWidget()->GetRootView()->Layout(); | |
| 234 ScrollRectToVisible(GetContentsBounds()); | |
| 235 } | |
| 236 | |
| 237 void ShowPasswordView(const std::string& service_path) { | |
| 238 const NetworkState* network = | |
| 239 NetworkHandler::Get()->network_state_handler()->GetNetworkState( | |
| 240 service_path); | |
| 241 if (!network) | |
| 242 return; | |
| 243 | |
| 244 // If this is not a wifi network that needs a password, then ignore. | |
| 245 if (network->type() != shill::kTypeWifi || | |
| 246 network->security_class() == shill::kSecurityNone) { | |
| 247 return; | |
| 248 } | |
| 249 | |
| 250 password_view_.reset(new PasswordView( | |
| 251 network_, | |
| 252 base::Bind(&NetworkRow::OnPasswordComplete, weak_ptr_.GetWeakPtr()))); | |
| 253 password_view_->set_owned_by_client(); | |
| 254 AddChildView(password_view_.get()); | |
| 255 PreferredSizeChanged(); | |
| 256 GetWidget()->GetRootView()->Layout(); | |
| 257 ScrollRectToVisible(password_view_->bounds()); | |
| 258 } | |
| 259 | |
| 260 void OnNetworkConnectionError(const std::string& service_path, | |
| 261 const std::string& error_name, | |
| 262 scoped_ptr<base::DictionaryValue> error_data) { | |
| 263 if (error_name == NetworkConnectionHandler::kErrorConnectCanceled) | |
| 264 return; | |
| 265 if (error_name == shill::kErrorBadPassphrase || | |
| 266 error_name == NetworkConnectionHandler::kErrorPassphraseRequired || | |
| 267 error_name == NetworkConnectionHandler::kErrorConfigurationRequired || | |
| 268 error_name == NetworkConnectionHandler::kErrorAuthenticationRequired) { | |
| 269 ShowPasswordView(service_path); | |
| 270 } | |
| 271 } | |
| 272 | |
| 273 void ActivateNetwork() { | |
| 274 const chromeos::NetworkState* network = | |
| 275 NetworkHandler::Get()->network_state_handler()->GetNetworkState( | |
| 276 network_.service_path); | |
| 277 if (!network) | |
| 278 return; | |
| 279 if (network->IsConnectedState()) { | |
| 280 NetworkHandler::Get()->network_connection_handler()->DisconnectNetwork( | |
| 281 network_.service_path, | |
| 282 base::Closure(), | |
| 283 chromeos::network_handler::ErrorCallback()); | |
| 284 } else if (!network->IsConnectingState()) { | |
| 285 // |network| is not connected, and not already trying to connect. | |
| 286 NetworkHandler::Get()->network_connection_handler()->ConnectToNetwork( | |
| 287 network_.service_path, | |
| 288 base::Closure(), | |
| 289 base::Bind(&NetworkRow::OnNetworkConnectionError, | |
| 290 weak_ptr_.GetWeakPtr(), | |
| 291 network_.service_path), | |
| 292 false); | |
| 293 } | |
| 294 } | |
| 295 | |
| 296 // views::View: | |
| 297 virtual void OnMouseEvent(ui::MouseEvent* event) override { | |
| 298 if (event->type() != ui::ET_MOUSE_PRESSED) | |
| 299 return; | |
| 300 ActivateNetwork(); | |
| 301 event->SetHandled(); | |
| 302 } | |
| 303 | |
| 304 virtual void OnGestureEvent(ui::GestureEvent* gesture) override { | |
| 305 if (gesture->type() != ui::ET_GESTURE_TAP) | |
| 306 return; | |
| 307 ActivateNetwork(); | |
| 308 gesture->SetHandled(); | |
| 309 } | |
| 310 | |
| 311 ui::NetworkInfo network_; | |
| 312 scoped_ptr<views::View> password_view_; | |
| 313 base::WeakPtrFactory<NetworkRow> weak_ptr_; | |
| 314 | |
| 315 DISALLOW_COPY_AND_ASSIGN(NetworkRow); | |
| 316 }; | |
| 317 | |
| 318 class NetworkSelector : public ui::NetworkListDelegate, | |
| 319 public chromeos::NetworkStateHandlerObserver, | |
| 320 public views::DialogDelegate { | |
| 321 public: | |
| 322 NetworkSelector() | |
| 323 : scroll_content_(nullptr), scroller_(nullptr), network_list_(this) { | |
| 324 CreateNetworkList(); | |
| 325 CreateWidget(); | |
| 326 | |
| 327 NetworkHandler::Get()->network_state_handler()->RequestScan(); | |
| 328 NetworkHandler::Get()->network_state_handler()->AddObserver(this, | |
| 329 FROM_HERE); | |
| 330 } | |
| 331 | |
| 332 ~NetworkSelector() override { | |
| 333 NetworkHandler::Get()->network_state_handler()->RemoveObserver(this, | |
| 334 FROM_HERE); | |
| 335 } | |
| 336 | |
| 337 private: | |
| 338 void CreateWidget() { | |
| 339 // Same as CreateDialogWidgetWithBounds() with an empty |bounds|. | |
| 340 views::Widget* widget = views::DialogDelegate::CreateDialogWidget( | |
| 341 this, athena::ScreenManager::Get()->GetContext(), nullptr); | |
| 342 widget->Show(); | |
| 343 widget->CenterWindow(gfx::Size(400, 400)); | |
| 344 } | |
| 345 | |
| 346 void CreateNetworkList() { | |
| 347 const int kListHeight = 400; | |
| 348 scroller_ = new views::ScrollView(); | |
| 349 scroller_->set_background( | |
| 350 views::Background::CreateSolidBackground(SK_ColorWHITE)); | |
| 351 | |
| 352 scroll_content_ = new views::View; | |
| 353 scroll_content_->SetLayoutManager( | |
| 354 new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0)); | |
| 355 scroller_->SetContents(scroll_content_); | |
| 356 | |
| 357 scroller_->ClipHeightTo(kListHeight, kListHeight); | |
| 358 scroller_->SetVerticalScrollBar(new views::OverlayScrollBar(false)); | |
| 359 | |
| 360 network_list_.set_content_view(scroll_content_); | |
| 361 } | |
| 362 | |
| 363 void UpdateNetworkList() { network_list_.UpdateNetworkList(); } | |
| 364 | |
| 365 // ui::NetworkListDelegate: | |
| 366 virtual views::View* CreateViewForNetwork( | |
| 367 const ui::NetworkInfo& info) override { | |
| 368 return new NetworkRow(info); | |
| 369 } | |
| 370 | |
| 371 virtual bool IsViewHovered(views::View* view) override { | |
| 372 return static_cast<NetworkRow*>(view)->has_password_view(); | |
| 373 } | |
| 374 | |
| 375 virtual chromeos::NetworkTypePattern GetNetworkTypePattern() const override { | |
| 376 return chromeos::NetworkTypePattern::NonVirtual(); | |
| 377 } | |
| 378 | |
| 379 virtual void UpdateViewForNetwork(views::View* view, | |
| 380 const ui::NetworkInfo& info) override { | |
| 381 static_cast<NetworkRow*>(view)->Update(info); | |
| 382 } | |
| 383 | |
| 384 virtual views::Label* CreateInfoLabel() override { | |
| 385 views::Label* label = new views::Label(); | |
| 386 return label; | |
| 387 } | |
| 388 | |
| 389 virtual void RelayoutScrollList() override { scroller_->Layout(); } | |
| 390 | |
| 391 // chromeos::NetworkStateHandlerObserver: | |
| 392 virtual void NetworkListChanged() override { UpdateNetworkList(); } | |
| 393 | |
| 394 virtual void DeviceListChanged() override {} | |
| 395 | |
| 396 virtual void DefaultNetworkChanged( | |
| 397 const chromeos::NetworkState* network) override {} | |
| 398 | |
| 399 virtual void NetworkConnectionStateChanged( | |
| 400 const chromeos::NetworkState* network) override {} | |
| 401 | |
| 402 virtual void NetworkPropertiesUpdated( | |
| 403 const chromeos::NetworkState* network) override {} | |
| 404 | |
| 405 // views::DialogDelegate: | |
| 406 virtual ui::ModalType GetModalType() const override { | |
| 407 return ui::MODAL_TYPE_SYSTEM; | |
| 408 } | |
| 409 virtual void DeleteDelegate() override { delete this; } | |
| 410 virtual views::Widget* GetWidget() override { return scroller_->GetWidget(); } | |
| 411 virtual const views::Widget* GetWidget() const override { | |
| 412 return scroller_->GetWidget(); | |
| 413 } | |
| 414 virtual views::View* GetContentsView() override { return scroller_; } | |
| 415 virtual int GetDialogButtons() const override { return ui::DIALOG_BUTTON_OK; } | |
| 416 virtual bool Close() override { return true; } | |
| 417 | |
| 418 views::View* scroll_content_; | |
| 419 views::ScrollView* scroller_; | |
| 420 | |
| 421 views::View* connect_; | |
| 422 | |
| 423 ui::NetworkListView network_list_; | |
| 424 | |
| 425 DISALLOW_COPY_AND_ASSIGN(NetworkSelector); | |
| 426 }; | |
| 427 | |
| 428 } // namespace | |
| 429 | |
| 430 namespace athena { | |
| 431 | |
| 432 void CreateNetworkSelector() { | |
| 433 new NetworkSelector(); | |
| 434 } | |
| 435 | |
| 436 } // namespace athena | |
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