Source/WebKit2/WebProcess/WebPage/WebPage.cpp

   1 /*
   2  * Copyright (C) 2010, 2011 Apple Inc. All rights reserved.
   3  * Copyright (C) 2012 Intel Corporation. All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
  15  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  16  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  17  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
  18  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  19  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  20  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  21  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  22  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  23  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  24  * THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 #include "config.h"
  28 #include "WebPage.h"
  29
  30 #include "Arguments.h"
  31 #include "DataReference.h"
  32 #include "DecoderAdapter.h"
  33 #include "DrawingArea.h"
  34 #include "InjectedBundle.h"
  35 #include "InjectedBundleBackForwardList.h"
  36 #include "LayerTreeHost.h"
  37 #include "MessageID.h"
  38 #include "NetscapePlugin.h"
  39 #include "NotificationPermissionRequestManager.h"
  40 #include "PageOverlay.h"
  41 #include "PluginProxy.h"
  42 #include "PluginView.h"
  43 #include "PrintInfo.h"
  44 #include "SessionState.h"
  45 #include "ShareableBitmap.h"
  46 #include "WebAlternativeTextClient.h"
  47 #include "WebBackForwardList.h"
  48 #include "WebBackForwardListItem.h"
  49 #include "WebBackForwardListProxy.h"
  50 #include "WebChromeClient.h"
  51 #include "WebColorChooser.h"
  52 #include "WebContextMenu.h"
  53 #include "WebContextMenuClient.h"
  54 #include "WebContextMessages.h"
  55 #include "WebCoreArgumentCoders.h"
  56 #include "WebDragClient.h"
  57 #include "WebEditorClient.h"
  58 #include "WebEvent.h"
  59 #include "WebEventConversion.h"
  60 #include "WebFrame.h"
  61 #include "WebFullScreenManager.h"
  62 #include "WebGeolocationClient.h"
  63 #include "WebGeometry.h"
  64 #include "WebImage.h"
  65 #include "WebInspector.h"
  66 #include "WebInspectorClient.h"
  67 #include "WebNotificationClient.h"
  68 #include "WebOpenPanelResultListener.h"
  69 #include "WebPageCreationParameters.h"
  70 #include "WebPageGroupProxy.h"
  71 #include "WebPageProxyMessages.h"
  72 #include "WebPopupMenu.h"
  73 #include "WebPreferencesStore.h"
  74 #include "WebProcess.h"
  75 #include "WebProcessProxyMessages.h"
  76 #include <JavaScriptCore/APICast.h>
  77 #include <WebCore/AbstractDatabase.h>
  78 #include <WebCore/ArchiveResource.h>
  79 #include <WebCore/Chrome.h>
  80 #include <WebCore/ContextMenuController.h>
  81 #include <WebCore/DocumentFragment.h>
  82 #include <WebCore/DocumentLoader.h>
  83 #include <WebCore/DocumentMarkerController.h>
  84 #include <WebCore/DragController.h>
  85 #include <WebCore/DragData.h>
  86 #include <WebCore/DragSession.h>
  87 #include <WebCore/EventHandler.h>
  88 #include <WebCore/FocusController.h>
  89 #include <WebCore/FormState.h>
  90 #include <WebCore/Frame.h>
  91 #include <WebCore/FrameLoadRequest.h>
  92 #include <WebCore/FrameLoaderTypes.h>
  93 #include <WebCore/FrameView.h>
  94 #include <WebCore/HTMLFormElement.h>
  95 #include <WebCore/HTMLInputElement.h>
  96 #include <WebCore/HTMLPlugInElement.h>
  97 #include <WebCore/HistoryItem.h>
  98 #include <WebCore/KeyboardEvent.h>
  99 #include <WebCore/MouseEvent.h>
 100 #include <WebCore/Page.h>
 101 #include <WebCore/PlatformKeyboardEvent.h>
 102 #include <WebCore/PluginDocument.h>
 103 #include <WebCore/PrintContext.h>
 104 #include <WebCore/RenderLayer.h>
 105 #include <WebCore/RenderTreeAsText.h>
 106 #include <WebCore/RenderView.h>
 107 #include <WebCore/ResourceRequest.h>
 108 #include <WebCore/RunLoop.h>
 109 #include <WebCore/SchemeRegistry.h>
 110 #include <WebCore/ScriptValue.h>
 111 #include <WebCore/SerializedScriptValue.h>
 112 #include <WebCore/Settings.h>
 113 #include <WebCore/SharedBuffer.h>
 114 #include <WebCore/SubstituteData.h>
 115 #include <WebCore/TextIterator.h>
 116 #include <WebCore/markup.h>
 117 #include <runtime/JSLock.h>
 118 #include <runtime/JSValue.h>
 119
 120 #include <WebCore/Range.h>
 121 #include <WebCore/VisiblePosition.h>
 122
 123 #if ENABLE(MHTML)
 124 #include <WebCore/MHTMLArchive.h>
 125 #endif
 126
 127 #if ENABLE(PLUGIN_PROCESS)
 128 #if PLATFORM(MAC)
 129 #include "MachPort.h"
 130 #endif
 131 #endif
 132
 133 #if ENABLE(BATTERY_STATUS)
 134 #include "WebBatteryClient.h"
 135 #endif
 136
 137 #if ENABLE(NETWORK_INFO)
 138 #include "WebNetworkInfoClient.h"
 139 #endif
 140
 141 #if ENABLE(WEB_INTENTS)
 142 #include "IntentData.h"
 143 #endif
 144
 145 #if ENABLE(VIBRATION)
 146 #include "WebVibrationClient.h"
 147 #endif
 148
 149 #if ENABLE(TIZEN_REGISTER_PROTOCOL_HANDLER) || ENABLE(TIZEN_CUSTOM_SCHEME_HANDLER)
 150 #include "WebRegisterProtocolHandlerClient.h"
 151 #endif
 152
 153 #if ENABLE(TIZEN_REGISTER_CONTENT_HANDLER)
 154 #include "WebRegisterContentHandlerClient.h"
 155 #endif
 156
 157 #if PLATFORM(MAC)
 158 #include "BuiltInPDFView.h"
 159 #endif
 160
 161 #if PLATFORM(QT)
 162 #if ENABLE(DEVICE_ORIENTATION)
 163 #include "DeviceMotionClientQt.h"
 164 #include "DeviceOrientationClientQt.h"
 165 #endif
 166 #include "HitTestResult.h"
 167 #include <QMimeData>
 168 #endif
 169
 170 #if PLATFORM(GTK)
 171 #include <gtk/gtk.h>
 172 #include "DataObjectGtk.h"
 173 #include "WebPrintOperationGtk.h"
 174 #endif
 175
 176 #if ENABLE(TIZEN_MEDIA_STREAM)
 177 #include "WebUserMediaClient.h"
 178 #include "UserMediaPermissionRequestManager.h"
 179 #endif
 180
 181 #if ENABLE(TIZEN_SUPPORT_WEBAPP_META_TAG)
 182 #include <WebCore/NodeList.h>
 183 #include "HTMLLinkElement.h"
 184 #include "HTMLMetaElement.h"
 185 #endif
 186
 187 #if ENABLE(TIZEN_GEOLOCATION)
 188 #include <WebCore/GeolocationClientMock.h>
 189 #include <WebCore/GeolocationController.h>
 190 #endif
 191
 192 #ifndef NDEBUG
 193 #include <wtf/RefCountedLeakCounter.h>
 194 #endif
 195
 196 #if ENABLE(TIZEN_INDEXED_DATABASE)
 197 #include <WebCore/PageGroup.h>
 198 #include <WebCore/GroupSettings.h>
 199 #endif
 200
 201 #if ENABLE(TIZEN_ISF_PORT)
 202 #include "NativeWebKeyboardEvent.h"
 203 #endif
 204
 205 #if ENABLE(TIZEN_NATIVE_MEMORY_SNAPSHOT)
 206 #include "AboutDataTizen.h"
 207 #endif
 208
 209 #if ENABLE(TIZEN_DRAG_SUPPORT)
 210 #include "DataObjectTizen.h"
 211 #endif
 212
 213 #if ENABLE(TIZEN_WEBKIT2_CONTEXT_MENU_TEXT_SELECTION_MODE)
 214 #include "HTMLImageElement.h"
 215 #endif
 216
 217 using namespace JSC;
 218 using namespace WebCore;
 219 using namespace std;
 220
 221 namespace WebKit {
 222
 223 class SendStopResponsivenessTimer {
 224 public:
 225     SendStopResponsivenessTimer(WebPage* page)
 226         : m_page(page)
 227     {
 228     }
 229
 230     ~SendStopResponsivenessTimer()
 231     {
 232         m_page->send(Messages::WebPageProxy::StopResponsivenessTimer());
 233     }
 234
 235 private:
 236     WebPage* m_page;
 237 };
 238
 239 DEFINE_DEBUG_ONLY_GLOBAL(WTF::RefCountedLeakCounter, webPageCounter, ("WebPage"));
 240
 241 PassRefPtr<WebPage> WebPage::create(uint64_t pageID, const WebPageCreationParameters& parameters)
 242 {
 243     RefPtr<WebPage> page = adoptRef(new WebPage(pageID, parameters));
 244
 245     if (page->pageGroup()->isVisibleToInjectedBundle() && WebProcess::shared().injectedBundle())
 246         WebProcess::shared().injectedBundle()->didCreatePage(page.get());
 247
 248     return page.release();
 249 }
 250
 251 WebPage::WebPage(uint64_t pageID, const WebPageCreationParameters& parameters)
 252     : m_viewSize(parameters.viewSize)
 253     , m_useFixedLayout(false)
 254     , m_drawsBackground(true)
 255     , m_drawsTransparentBackground(false)
 256     , m_isInRedo(false)
 257     , m_isClosed(false)
 258     , m_tabToLinks(false)
 259 #if PLATFORM(MAC)
 260     , m_windowIsVisible(false)
 261     , m_isSmartInsertDeleteEnabled(parameters.isSmartInsertDeleteEnabled)
 262     , m_layerHostingMode(parameters.layerHostingMode)
 263     , m_keyboardEventBeingInterpreted(0)
 264 #elif PLATFORM(WIN)
 265     , m_nativeWindow(parameters.nativeWindow)
 266 #elif PLATFORM(GTK)
 267     , m_accessibilityObject(0)
 268 #endif
 269     , m_setCanStartMediaTimer(WebProcess::shared().runLoop(), this, &WebPage::setCanStartMediaTimerFired)
 270     , m_findController(this)
 271 #if ENABLE(TOUCH_EVENTS)
 272 #if PLATFORM(QT)
 273     , m_tapHighlightController(this)
 274 #endif
 275 #endif
 276 #if ENABLE(INPUT_TYPE_COLOR)
 277     , m_activeColorChooser(0)
 278 #endif
 279 #if ENABLE(GEOLOCATION)
 280     , m_geolocationPermissionRequestManager(this)
 281 #endif
 282     , m_pageID(pageID)
 283     , m_canRunBeforeUnloadConfirmPanel(parameters.canRunBeforeUnloadConfirmPanel)
 284     , m_canRunModal(parameters.canRunModal)
 285     , m_isRunningModal(false)
 286     , m_cachedMainFrameIsPinnedToLeftSide(false)
 287     , m_cachedMainFrameIsPinnedToRightSide(false)
 288     , m_canShortCircuitHorizontalWheelEvents(false)
 289     , m_numWheelEventHandlers(0)
 290     , m_cachedPageCount(0)
 291 #if ENABLE(CONTEXT_MENUS)
 292     , m_isShowingContextMenu(false)
 293 #endif
 294     , m_willGoToBackForwardItemCallbackEnabled(true)
 295 #if PLATFORM(WIN)
 296     , m_gestureReachedScrollingLimit(false)
 297 #endif
 298 #if ENABLE(PAGE_VISIBILITY_API)
 299     , m_visibilityState(WebCore::PageVisibilityStateVisible)
 300 #endif
 301 #if ENABLE(TIZEN_RECORDING_SURFACE_SET)
 302     , m_recordingSurfaceSetEnable(false)
 303     , m_recordingSurfaceSetLoadStart(false)
 304     , m_recordingSurfaceSetLoadFinished(false)
 305     , m_recordingSurfaceSetSettings(false)
 306 #endif
 307 #if ENABLE(TIZEN_SYNC_REQUEST_ANIMATION_FRAME)
 308     , m_suspendedAnimationController(false)
 309 #endif
 310     , m_inspectorClient(0)
 311 {
 312     ASSERT(m_pageID);
 313     // FIXME: This is a non-ideal location for this Setting and
 314     // 4ms should be adopted project-wide now, https://bugs.webkit.org/show_bug.cgi?id=61214
 315 #if ENABLE(TIZEN_DOM_TIMER_MIN_INTERVAL_SET)
 316     Settings::setDefaultMinDOMTimerInterval(0.001);
 317 #else
 318     Settings::setDefaultMinDOMTimerInterval(0.004);
 319 #endif
 320
 321     Page::PageClients pageClients;
 322     pageClients.chromeClient = new WebChromeClient(this);
 323 #if ENABLE(CONTEXT_MENUS)
 324     pageClients.contextMenuClient = new WebContextMenuClient(this);
 325 #endif
 326     pageClients.editorClient = new WebEditorClient(this);
 327 #if ENABLE(DRAG_SUPPORT)
 328     pageClients.dragClient = new WebDragClient(this);
 329 #endif
 330     pageClients.backForwardClient = WebBackForwardListProxy::create(this);
 331 #if ENABLE(INSPECTOR)
 332     m_inspectorClient = new WebInspectorClient(this);
 333     pageClients.inspectorClient = m_inspectorClient;
 334 #endif
 335 #if USE(AUTOCORRECTION_PANEL)
 336     pageClients.alternativeTextClient = new WebAlternativeTextClient(this);
 337 #endif
 338
 339     m_page = adoptPtr(new Page(pageClients));
 340
 341 #if ENABLE(BATTERY_STATUS)
 342     WebCore::provideBatteryTo(m_page.get(), new WebBatteryClient(this));
 343 #endif
 344 #if ENABLE(GEOLOCATION)
 345 #if ENABLE(TIZEN_GEOLOCATION) && ENABLE(TIZEN_WEBKIT2_EFL_WTR)
 346     if (WebProcess::shared().injectedBundle() && WebProcess::shared().injectedBundle()->testRunnerModeEnabled()) {
 347         GeolocationClientMock* mock = new GeolocationClientMock();
 348         WebCore::provideGeolocationTo(m_page.get(), mock);
 349         mock->setController(WebCore::GeolocationController::from(m_page.get()));
 350     } else
 351 #endif // ENABLE(TIZEN_GEOLOCATION) && ENABLE(TIZEN_WEBKIT2_EFL_WTR)
 352     WebCore::provideGeolocationTo(m_page.get(), new WebGeolocationClient(this));
 353 #endif
 354 #if ENABLE(DEVICE_ORIENTATION) && PLATFORM(QT)
 355     WebCore::provideDeviceMotionTo(m_page.get(), new DeviceMotionClientQt);
 356     WebCore::provideDeviceOrientationTo(m_page.get(), new DeviceOrientationClientQt);
 357 #endif
 358 #if ENABLE(NETWORK_INFO)
 359     WebCore::provideNetworkInfoTo(m_page.get(), new WebNetworkInfoClient(this));
 360 #endif
 361 #if ENABLE(NOTIFICATIONS) || ENABLE(LEGACY_NOTIFICATIONS)
 362     WebCore::provideNotification(m_page.get(), new WebNotificationClient(this));
 363 #endif
 364 #if ENABLE(VIBRATION)
 365     WebCore::provideVibrationTo(m_page.get(), new WebVibrationClient(this));
 366 #endif
 367
 368 #if ENABLE(VIBRATION)
 369     WebCore::provideVibrationTo(m_page.get(), new WebVibrationClient(this));
 370 #endif
 371
 372 #if ENABLE(TIZEN_MEDIA_STREAM)
 373     WebCore::provideUserMediaTo(m_page.get(), new WebUserMediaClient(this));
 374 #endif
 375
 376 #if ENABLE(TIZEN_REGISTER_PROTOCOL_HANDLER) || ENABLE(TIZEN_CUSTOM_SCHEME_HANDLER)
 377     WebCore::provideRegisterProtocolHandlerTo(m_page.get(), new WebRegisterProtocolHandlerClient(this));
 378 #endif
 379
 380 #if ENABLE(TIZEN_REGISTER_CONTENT_HANDLER)
 381     WebCore::provideRegisterContentHandlerTo(m_page.get(), new WebRegisterContentHandlerClient(this));
 382 #endif
 383
 384     // Qt does not yet call setIsInWindow. Until it does, just leave
 385     // this line out so plug-ins and video will work. Eventually all platforms
 386     // should call setIsInWindow and this comment and #if should be removed,
 387     // leaving behind the setCanStartMedia call.
 388 #if !PLATFORM(QT)
 389     m_page->setCanStartMedia(false);
 390 #endif
 391
 392     updatePreferences(parameters.store);
 393
 394     m_pageGroup = WebProcess::shared().webPageGroup(parameters.pageGroupData);
 395     m_page->setGroupName(m_pageGroup->identifier());
 396     m_page->setDeviceScaleFactor(parameters.deviceScaleFactor);
 397
 398     platformInitialize();
 399
 400     m_drawingArea = DrawingArea::create(this, parameters);
 401     m_drawingArea->setPaintingEnabled(false);
 402
 403     m_mainFrame = WebFrame::createMainFrame(this);
 404
 405     setUseFixedLayout(parameters.useFixedLayout);
 406
 407     setDrawsBackground(parameters.drawsBackground);
 408     setDrawsTransparentBackground(parameters.drawsTransparentBackground);
 409
 410     setPaginationMode(parameters.paginationMode);
 411     setPaginationBehavesLikeColumns(parameters.paginationBehavesLikeColumns);
 412     setPageLength(parameters.pageLength);
 413     setGapBetweenPages(parameters.gapBetweenPages);
 414
 415     setMemoryCacheMessagesEnabled(parameters.areMemoryCacheClientCallsEnabled);
 416
 417     setActive(parameters.isActive);
 418     setFocused(parameters.isFocused);
 419     setIsInWindow(parameters.isInWindow);
 420
 421     m_userAgent = parameters.userAgent;
 422
 423     WebBackForwardListProxy::setHighestItemIDFromUIProcess(parameters.highestUsedBackForwardItemID);
 424
 425     if (!parameters.sessionState.isEmpty())
 426         restoreSession(parameters.sessionState);
 427
 428     m_drawingArea->setPaintingEnabled(true);
 429
 430     setMediaVolume(parameters.mediaVolume);
 431
 432 #ifndef NDEBUG
 433     webPageCounter.increment();
 434 #endif
 435 }
 436
 437 WebPage::~WebPage()
 438 {
 439     if (m_backForwardList)
 440         m_backForwardList->detach();
 441
 442     ASSERT(!m_page);
 443
 444     m_sandboxExtensionTracker.invalidate();
 445
 446     for (HashSet<PluginView*>::const_iterator it = m_pluginViews.begin(), end = m_pluginViews.end(); it != end; ++it)
 447         (*it)->webPageDestroyed();
 448
 449 #ifndef NDEBUG
 450     webPageCounter.decrement();
 451 #endif
 452 }
 453
 454 void WebPage::dummy(bool&)
 455 {
 456 }
 457
 458 CoreIPC::Connection* WebPage::connection() const
 459 {
 460     return WebProcess::shared().connection();
 461 }
 462
 463 #if ENABLE(CONTEXT_MENUS)
 464 void WebPage::initializeInjectedBundleContextMenuClient(WKBundlePageContextMenuClient* client)
 465 {
 466     m_contextMenuClient.initialize(client);
 467 }
 468 #endif
 469
 470 void WebPage::initializeInjectedBundleEditorClient(WKBundlePageEditorClient* client)
 471 {
 472     m_editorClient.initialize(client);
 473 }
 474
 475 void WebPage::initializeInjectedBundleFormClient(WKBundlePageFormClient* client)
 476 {
 477     m_formClient.initialize(client);
 478 }
 479
 480 void WebPage::initializeInjectedBundleLoaderClient(WKBundlePageLoaderClient* client)
 481 {
 482     m_loaderClient.initialize(client);
 483 }
 484
 485 void WebPage::initializeInjectedBundlePolicyClient(WKBundlePagePolicyClient* client)
 486 {
 487     m_policyClient.initialize(client);
 488 }
 489
 490 void WebPage::initializeInjectedBundleResourceLoadClient(WKBundlePageResourceLoadClient* client)
 491 {
 492     m_resourceLoadClient.initialize(client);
 493 }
 494
 495 void WebPage::initializeInjectedBundleUIClient(WKBundlePageUIClient* client)
 496 {
 497     m_uiClient.initialize(client);
 498 }
 499
 500 #if ENABLE(FULLSCREEN_API)
 501 void WebPage::initializeInjectedBundleFullScreenClient(WKBundlePageFullScreenClient* client)
 502 {
 503     m_fullScreenClient.initialize(client);
 504 }
 505 #endif
 506
 507 void WebPage::initializeInjectedBundleDiagnosticLoggingClient(WKBundlePageDiagnosticLoggingClient* client)
 508 {
 509     m_logDiagnosticMessageClient.initialize(client);
 510 }
 511
 512 PassRefPtr<Plugin> WebPage::createPlugin(WebFrame* frame, HTMLPlugInElement* pluginElement, const Plugin::Parameters& parameters)
 513 {
 514     String pluginPath;
 515     bool blocked = false;
 516
 517     if (!WebProcess::shared().connection()->sendSync(
 518             Messages::WebContext::GetPluginPath(parameters.mimeType, parameters.url.string()),
 519             Messages::WebContext::GetPluginPath::Reply(pluginPath, blocked), 0)) {
 520         return 0;
 521     }
 522
 523     if (blocked) {
 524         if (pluginElement->renderer()->isEmbeddedObject())
 525             toRenderEmbeddedObject(pluginElement->renderer())->setPluginUnavailabilityReason(RenderEmbeddedObject::InsecurePluginVersion);
 526
 527         send(Messages::WebPageProxy::DidBlockInsecurePluginVersion(parameters.mimeType, parameters.url.string()));
 528         return 0;
 529     }
 530
 531     if (pluginPath.isNull()) {
 532 #if PLATFORM(MAC)
 533         if (parameters.mimeType == "application/pdf"
 534             || (parameters.mimeType.isEmpty() && parameters.url.path().lower().endsWith(".pdf")))
 535             return BuiltInPDFView::create(frame);
 536 #else
 537         UNUSED_PARAM(frame);
 538 #endif
 539         return 0;
 540     }
 541
 542 #if ENABLE(PLUGIN_PROCESS)
 543     return PluginProxy::create(pluginPath);
 544 #elif ENABLE(NETSCAPE_PLUGIN_API)
 545     NetscapePlugin::setSetExceptionFunction(NPRuntimeObjectMap::setGlobalException);
 546     return NetscapePlugin::create(NetscapePluginModule::getOrCreate(pluginPath));
 547 #else
 548     return 0;
 549 #endif
 550 }
 551
 552 EditorState WebPage::editorState() const
 553 {
 554     Frame* frame = m_page->focusController()->focusedOrMainFrame();
 555     ASSERT(frame);
 556
 557     EditorState result;
 558     result.selectionIsNone = frame->selection()->isNone();
 559     result.selectionIsRange = frame->selection()->isRange();
 560     result.isContentEditable = frame->selection()->isContentEditable();
 561     result.isContentRichlyEditable = frame->selection()->isContentRichlyEditable();
 562     result.isInPasswordField = frame->selection()->isInPasswordField();
 563     result.hasComposition = frame->editor()->hasComposition();
 564     result.shouldIgnoreCompositionSelectionChange = frame->editor()->ignoreCompositionSelectionChange();
 565
 566 #if ENABLE(TIZEN_WEBKIT2_TEXT_SELECTION) || ENABLE(TIZEN_ISF_PORT)
 567     Element* selectionRoot = frame->selection()->rootEditableElementOrDocumentElement();
 568     if (!selectionRoot)
 569         return result;
 570
 571     result.editorRect = frame->view()->contentsToWindow(selectionRoot->getPixelSnappedRect());
 572     if (result.editorRect.maxX() <= 0 || result.editorRect.maxY() <= 0)
 573         result.isContentEditable = false;
 574 #endif
 575
 576 #if ENABLE(TIZEN_ISF_PORT)
 577     Node* hostNode = selectionRoot->shadowAncestorNode();
 578     if (result.isContentEditable) {
 579         HTMLTextFormControlElement* formControl = toTextFormControl(hostNode);
 580         if (formControl) {
 581             result.inputMethodHints = formControl->type();
 582             result.surroundingText = formControl->value();
 583         }
 584
 585         Position base = frame->selection()->base();
 586         Node* baseNode = base.containerNode();
 587         if (baseNode)
 588             result.cursorPosition = baseNode->isTextNode() ? base.offsetInContainerNode() : 0;
 589     }
 590 #endif
 591
 592 #if PLATFORM(QT)
 593     size_t location = 0;
 594     size_t length = 0;
 595
 596     Element* selectionRoot = frame->selection()->rootEditableElement();
 597     Element* scope = selectionRoot ? selectionRoot : frame->document()->documentElement();
 598
 599     if (!scope)
 600         return result;
 601
 602     if (scope->hasTagName(HTMLNames::inputTag)) {
 603         HTMLInputElement* input = static_cast<HTMLInputElement*>(scope);
 604         if (input->isTelephoneField())
 605             result.inputMethodHints |= Qt::ImhDialableCharactersOnly;
 606         else if (input->isNumberField())
 607             result.inputMethodHints |= Qt::ImhDigitsOnly;
 608         else if (input->isEmailField()) {
 609             result.inputMethodHints |= Qt::ImhEmailCharactersOnly;
 610             result.inputMethodHints |= Qt::ImhNoAutoUppercase;
 611         } else if (input->isURLField()) {
 612             result.inputMethodHints |= Qt::ImhUrlCharactersOnly;
 613             result.inputMethodHints |= Qt::ImhNoAutoUppercase;
 614         } else if (input->isPasswordField()) {
 615             // Set ImhHiddenText flag for password fields. The Qt platform
 616             // is responsible for determining which widget will receive input
 617             // method events for password fields.
 618             result.inputMethodHints |= Qt::ImhHiddenText;
 619             result.inputMethodHints |= Qt::ImhNoAutoUppercase;
 620             result.inputMethodHints |= Qt::ImhNoPredictiveText;
 621             result.inputMethodHints |= Qt::ImhSensitiveData;
 622         }
 623     }
 624
 625     if (selectionRoot)
 626         result.editorRect = frame->view()->contentsToWindow(selectionRoot->getPixelSnappedRect());
 627
 628     RefPtr<Range> range;
 629     if (result.hasComposition && (range = frame->editor()->compositionRange())) {
 630         frame->editor()->getCompositionSelection(result.anchorPosition, result.cursorPosition);
 631
 632         result.compositionRect = frame->view()->contentsToWindow(range->boundingBox());
 633     }
 634
 635     if (!result.hasComposition && !result.selectionIsNone && (range = frame->selection()->selection().firstRange())) {
 636         TextIterator::getLocationAndLengthFromRange(scope, range.get(), location, length);
 637         bool baseIsFirst = frame->selection()->selection().isBaseFirst();
 638
 639         result.cursorPosition = (baseIsFirst) ? location + length : location;
 640         result.anchorPosition = (baseIsFirst) ? location : location + length;
 641         result.selectedText = range->text();
 642     }
 643
 644     if (range)
 645         result.cursorRect = frame->view()->contentsToWindow(frame->editor()->firstRectForRange(range.get()));
 646
 647     // FIXME: We should only transfer innerText when it changes and do this on the UI side.
 648     if (result.isContentEditable && !result.isInPasswordField) {
 649         result.surroundingText = scope->innerText();
 650         if (result.hasComposition) {
 651             // The anchor is always the left position when they represent a composition.
 652             result.surroundingText.remove(result.anchorPosition, result.cursorPosition - result.anchorPosition);
 653         }
 654     }
 655 #endif
 656
 657     return result;
 658 }
 659
 660 String WebPage::renderTreeExternalRepresentation() const
 661 {
 662     return externalRepresentation(m_mainFrame->coreFrame(), RenderAsTextBehaviorNormal);
 663 }
 664
 665 uint64_t WebPage::renderTreeSize() const
 666 {
 667     if (!m_page)
 668         return 0;
 669     return m_page->renderTreeSize().treeSize;
 670 }
 671
 672 void WebPage::setPaintedObjectsCounterThreshold(uint64_t threshold)
 673 {
 674     if (!m_page)
 675         return;
 676     m_page->setRelevantRepaintedObjectsCounterThreshold(threshold);
 677 }
 678
 679 void WebPage::setTracksRepaints(bool trackRepaints)
 680 {
 681     if (FrameView* view = mainFrameView())
 682         view->setTracksRepaints(trackRepaints);
 683 }
 684
 685 bool WebPage::isTrackingRepaints() const
 686 {
 687     if (FrameView* view = mainFrameView())
 688         return view->isTrackingRepaints();
 689
 690     return false;
 691 }
 692
 693 void WebPage::resetTrackedRepaints()
 694 {
 695     if (FrameView* view = mainFrameView())
 696         view->resetTrackedRepaints();
 697 }
 698
 699 PassRefPtr<ImmutableArray> WebPage::trackedRepaintRects()
 700 {
 701     FrameView* view = mainFrameView();
 702     if (!view)
 703         return ImmutableArray::create();
 704
 705     const Vector<IntRect>& rects = view->trackedRepaintRects();
 706     size_t size = rects.size();
 707     if (!size)
 708         return ImmutableArray::create();
 709
 710     Vector<RefPtr<APIObject> > vector;
 711     vector.reserveInitialCapacity(size);
 712
 713     for (size_t i = 0; i < size; ++i)
 714         vector.uncheckedAppend(WebRect::create(toAPI(rects[i])));
 715
 716     return ImmutableArray::adopt(vector);
 717 }
 718
 719 void WebPage::executeEditingCommand(const String& commandName, const String& argument)
 720 {
 721     Frame* frame = m_page->focusController()->focusedOrMainFrame();
 722     if (!frame)
 723         return;
 724     frame->editor()->command(commandName).execute(argument);
 725 }
 726
 727 bool WebPage::isEditingCommandEnabled(const String& commandName)
 728 {
 729     Frame* frame = m_page->focusController()->focusedOrMainFrame();
 730     if (!frame)
 731         return false;
 732
 733     Editor::Command command = frame->editor()->command(commandName);
 734     return command.isSupported() && command.isEnabled();
 735 }
 736
 737 void WebPage::clearMainFrameName()
 738 {
 739     if (Frame* frame = mainFrame())
 740         frame->tree()->clearName();
 741 }
 742
 743 #if USE(ACCELERATED_COMPOSITING)
 744 void WebPage::enterAcceleratedCompositingMode(GraphicsLayer* layer)
 745 {
 746     m_drawingArea->setRootCompositingLayer(layer);
 747 }
 748
 749 void WebPage::exitAcceleratedCompositingMode()
 750 {
 751     m_drawingArea->setRootCompositingLayer(0);
 752 }
 753 #endif
 754
 755 void WebPage::close()
 756 {
 757     if (m_isClosed)
 758         return;
 759
 760     m_isClosed = true;
 761
 762     if (pageGroup()->isVisibleToInjectedBundle() && WebProcess::shared().injectedBundle())
 763         WebProcess::shared().injectedBundle()->willDestroyPage(this);
 764
 765 #if ENABLE(INSPECTOR)
 766     m_inspector = 0;
 767 #endif
 768 #if ENABLE(FULLSCREEN_API)
 769     m_fullScreenManager = 0;
 770 #endif
 771
 772     if (m_activePopupMenu) {
 773         m_activePopupMenu->disconnectFromPage();
 774         m_activePopupMenu = 0;
 775     }
 776
 777     if (m_activeOpenPanelResultListener) {
 778         m_activeOpenPanelResultListener->disconnectFromPage();
 779         m_activeOpenPanelResultListener = 0;
 780     }
 781
 782 #if ENABLE(INPUT_TYPE_COLOR)
 783     if (m_activeColorChooser) {
 784         m_activeColorChooser->disconnectFromPage();
 785         m_activeColorChooser = 0;
 786     }
 787 #endif
 788
 789     m_sandboxExtensionTracker.invalidate();
 790
 791     m_underlayPage = nullptr;
 792     m_printContext = nullptr;
 793     m_mainFrame->coreFrame()->loader()->detachFromParent();
 794     m_page = nullptr;
 795     m_drawingArea = nullptr;
 796
 797     bool isRunningModal = m_isRunningModal;
 798     m_isRunningModal = false;
 799
 800     // The WebPage can be destroyed by this call.
 801     WebProcess::shared().removeWebPage(m_pageID);
 802
 803     if (isRunningModal)
 804         WebProcess::shared().runLoop()->stop();
 805 }
 806
 807 void WebPage::tryClose()
 808 {
 809     SendStopResponsivenessTimer stopper(this);
 810
 811     if (!m_mainFrame->coreFrame()->loader()->shouldClose()) {
 812         send(Messages::WebPageProxy::StopResponsivenessTimer());
 813         return;
 814     }
 815
 816     send(Messages::WebPageProxy::ClosePage(true));
 817 }
 818
 819 void WebPage::sendClose()
 820 {
 821     send(Messages::WebPageProxy::ClosePage(false));
 822 }
 823
 824 void WebPage::loadURL(const String& url, const SandboxExtension::Handle& sandboxExtensionHandle)
 825 {
 826 #if ENABLE(TIZEN_RECORDING_SURFACE_SET)
 827     recordingSurfaceSetEnableURL(url);
 828 #endif
 829     loadURLRequest(ResourceRequest(KURL(KURL(), url)), sandboxExtensionHandle);
 830 }
 831
 832  #if ENABLE(TIZEN_RECORDING_SURFACE_SET)
 833 void WebPage::recordingSurfaceSetEnableURL(const String& url)
 834 {
 835     if (m_recordingSurfaceSetSettings && strstr(url.utf8().data(), "bubblemark.com")) {
 836         m_recordingSurfaceSetEnable = true;
 837         m_page->m_recordingSurfaceSetEnable = true;
 838     } else {
 839         m_recordingSurfaceSetEnable = false;
 840         m_page->m_recordingSurfaceSetEnable = false;
 841     }
 842 }
 843 #endif
 844
 845 void WebPage::loadURLRequest(const ResourceRequest& request, const SandboxExtension::Handle& sandboxExtensionHandle)
 846 {
 847     SendStopResponsivenessTimer stopper(this);
 848
 849     m_sandboxExtensionTracker.beginLoad(m_mainFrame.get(), sandboxExtensionHandle);
 850     m_mainFrame->coreFrame()->loader()->load(request, false);
 851 }
 852
 853 void WebPage::loadData(PassRefPtr<SharedBuffer> sharedBuffer, const String& MIMEType, const String& encodingName, const KURL& baseURL, const KURL& unreachableURL)
 854 {
 855     SendStopResponsivenessTimer stopper(this);
 856
 857     ResourceRequest request(baseURL);
 858     SubstituteData substituteData(sharedBuffer, MIMEType, encodingName, unreachableURL);
 859     m_mainFrame->coreFrame()->loader()->load(request, substituteData, false);
 860 }
 861
 862 void WebPage::loadHTMLString(const String& htmlString, const String& baseURLString)
 863 {
 864 #if ENABLE(TIZEN_LOAD_HTML_STRING_AS_UTF8)
 865     CString html = htmlString.utf8();
 866     RefPtr<SharedBuffer> sharedBuffer = SharedBuffer::create(reinterpret_cast<const char*>(html.data()), html.length());
 867     KURL baseURL = baseURLString.isEmpty() ? blankURL() : KURL(KURL(), baseURLString);
 868     loadData(sharedBuffer, "text/html", "utf-8", baseURL, KURL());
 869 #else
 870     RefPtr<SharedBuffer> sharedBuffer = SharedBuffer::create(reinterpret_cast<const char*>(htmlString.characters()), htmlString.length() * sizeof(UChar));
 871     KURL baseURL = baseURLString.isEmpty() ? blankURL() : KURL(KURL(), baseURLString);
 872     loadData(sharedBuffer, "text/html", "utf-16", baseURL, KURL());
 873 #endif
 874 }
 875
 876 void WebPage::loadAlternateHTMLString(const String& htmlString, const String& baseURLString, const String& unreachableURLString)
 877 {
 878     RefPtr<SharedBuffer> sharedBuffer = SharedBuffer::create(reinterpret_cast<const char*>(htmlString.characters()), htmlString.length() * sizeof(UChar));
 879     KURL baseURL = baseURLString.isEmpty() ? blankURL() : KURL(KURL(), baseURLString);
 880     KURL unreachableURL = unreachableURLString.isEmpty() ? KURL() : KURL(KURL(), unreachableURLString);
 881     loadData(sharedBuffer, "text/html", "utf-16", baseURL, unreachableURL);
 882 }
 883
 884 void WebPage::loadPlainTextString(const String& string)
 885 {
 886     RefPtr<SharedBuffer> sharedBuffer = SharedBuffer::create(reinterpret_cast<const char*>(string.characters()), string.length() * sizeof(UChar));
 887     loadData(sharedBuffer, "text/plain", "utf-16", blankURL(), KURL());
 888 }
 889
 890 void WebPage::loadWebArchiveData(const CoreIPC::DataReference& webArchiveData)
 891 {
 892     RefPtr<SharedBuffer> sharedBuffer = SharedBuffer::create(reinterpret_cast<const char*>(webArchiveData.data()), webArchiveData.size() * sizeof(uint8_t));
 893     loadData(sharedBuffer, "application/x-webarchive", "utf-16", blankURL(), KURL());
 894 }
 895
 896 #if OS(TIZEN)
 897 void WebPage::loadContentsbyMimeType(const CoreIPC::DataReference& contents, const String& mimeType, const String& encoding, const String& baseURL)
 898 {
 899     RefPtr<SharedBuffer> sharedBuffer = SharedBuffer::create(reinterpret_cast<const char*>(contents.data()), contents.size() * sizeof(uint8_t));
 900     KURL baseKURL(WebCore::KURL(), baseURL);
 901     loadData(sharedBuffer, mimeType, encoding, baseKURL, KURL());
 902 }
 903 #endif
 904
 905 void WebPage::linkClicked(const String& url, const WebMouseEvent& event)
 906 {
 907     Frame* frame = m_page->mainFrame();
 908     if (!frame)
 909         return;
 910
 911     RefPtr<Event> coreEvent;
 912     if (event.type() != WebEvent::NoType)
 913         coreEvent = MouseEvent::create(eventNames().clickEvent, frame->document()->defaultView(), platform(event), 0, 0);
 914
 915     frame->loader()->loadFrameRequest(FrameLoadRequest(frame->document()->securityOrigin(), ResourceRequest(url)),
 916         false, false, coreEvent.get(), 0, MaybeSendReferrer);
 917 }
 918
 919 void WebPage::stopLoadingFrame(uint64_t frameID)
 920 {
 921     WebFrame* frame = WebProcess::shared().webFrame(frameID);
 922     if (!frame)
 923         return;
 924
 925     frame->coreFrame()->loader()->stopForUserCancel();
 926 }
 927
 928 void WebPage::stopLoading()
 929 {
 930     SendStopResponsivenessTimer stopper(this);
 931
 932     m_mainFrame->coreFrame()->loader()->stopForUserCancel();
 933 }
 934
 935 void WebPage::setDefersLoading(bool defersLoading)
 936 {
 937     m_page->setDefersLoading(defersLoading);
 938 }
 939
 940 void WebPage::reload(bool reloadFromOrigin, const SandboxExtension::Handle& sandboxExtensionHandle)
 941 {
 942     SendStopResponsivenessTimer stopper(this);
 943
 944     m_sandboxExtensionTracker.beginLoad(m_mainFrame.get(), sandboxExtensionHandle);
 945     m_mainFrame->coreFrame()->loader()->reload(reloadFromOrigin);
 946 }
 947
 948 void WebPage::goForward(uint64_t backForwardItemID)
 949 {
 950     SendStopResponsivenessTimer stopper(this);
 951
 952     HistoryItem* item = WebBackForwardListProxy::itemForID(backForwardItemID);
 953     ASSERT(item);
 954     if (!item)
 955         return;
 956
 957     m_page->goToItem(item, FrameLoadTypeForward);
 958 }
 959
 960 void WebPage::goBack(uint64_t backForwardItemID)
 961 {
 962     SendStopResponsivenessTimer stopper(this);
 963
 964     HistoryItem* item = WebBackForwardListProxy::itemForID(backForwardItemID);
 965     ASSERT(item);
 966     if (!item)
 967         return;
 968
 969     m_page->goToItem(item, FrameLoadTypeBack);
 970 }
 971
 972 void WebPage::goToBackForwardItem(uint64_t backForwardItemID)
 973 {
 974     SendStopResponsivenessTimer stopper(this);
 975
 976     HistoryItem* item = WebBackForwardListProxy::itemForID(backForwardItemID);
 977     ASSERT(item);
 978     if (!item)
 979         return;
 980
 981     m_page->goToItem(item, FrameLoadTypeIndexedBackForward);
 982 }
 983
 984 void WebPage::tryRestoreScrollPosition()
 985 {
 986     m_page->mainFrame()->loader()->history()->restoreScrollPositionAndViewState();
 987 }
 988
 989 void WebPage::layoutIfNeeded()
 990 {
 991     if (m_mainFrame->coreFrame()->view())
 992         m_mainFrame->coreFrame()->view()->updateLayoutAndStyleIfNeededRecursive();
 993
 994     if (m_underlayPage) {
 995         if (FrameView *frameView = m_underlayPage->mainFrameView())
 996             frameView->updateLayoutAndStyleIfNeededRecursive();
 997     }
 998 }
 999
1000 void WebPage::setSize(const WebCore::IntSize& viewSize)
1001 {
1002     FrameView* view = m_page->mainFrame()->view();
1003
1004 #if USE(TILED_BACKING_STORE)
1005     // If we are resizing to content ignore external attempts.
1006     if (view->useFixedLayout())
1007         return;
1008 #endif
1009
1010     if (m_viewSize == viewSize)
1011         return;
1012
1013     view->resize(viewSize);
1014     view->setNeedsLayout();
1015     m_drawingArea->setNeedsDisplay(IntRect(IntPoint(0, 0), viewSize));
1016
1017     m_viewSize = viewSize;
1018 }
1019
1020 #if USE(TILED_BACKING_STORE)
1021 void WebPage::setFixedVisibleContentRect(const IntRect& rect)
1022 {
1023     ASSERT(m_useFixedLayout);
1024
1025     m_page->mainFrame()->view()->setFixedVisibleContentRect(rect);
1026 }
1027
1028 void WebPage::setResizesToContentsUsingLayoutSize(const IntSize& targetLayoutSize)
1029 {
1030     ASSERT(m_useFixedLayout);
1031     ASSERT(!targetLayoutSize.isEmpty());
1032
1033     FrameView* view = m_page->mainFrame()->view();
1034
1035     view->setDelegatesScrolling(true);
1036     view->setUseFixedLayout(true);
1037     view->setPaintsEntireContents(true);
1038
1039     if (view->fixedLayoutSize() == targetLayoutSize)
1040         return;
1041
1042     m_page->settings()->setAcceleratedCompositingForFixedPositionEnabled(true);
1043     m_page->settings()->setFixedElementsLayoutRelativeToFrame(true);
1044     m_page->settings()->setFixedPositionCreatesStackingContext(true);
1045
1046     // Always reset even when empty. This also takes care of the relayout.
1047     setFixedLayoutSize(targetLayoutSize);
1048 }
1049
1050 void WebPage::resizeToContentsIfNeeded()
1051 {
1052     ASSERT(m_useFixedLayout);
1053
1054     FrameView* view = m_page->mainFrame()->view();
1055
1056     if (!view->useFixedLayout())
1057         return;
1058
1059     IntSize newSize = view->contentsSize().expandedTo(view->fixedLayoutSize());
1060
1061     if (newSize == m_viewSize)
1062         return;
1063
1064     m_viewSize = newSize;
1065     view->resize(newSize);
1066     view->setNeedsLayout();
1067 }
1068
1069 void WebPage::sendViewportAttributesChanged()
1070 {
1071     ASSERT(m_useFixedLayout);
1072
1073     // Viewport properties have no impact on zero sized fixed viewports.
1074     if (m_viewportSize.isEmpty())
1075         return;
1076
1077     // Recalculate the recommended layout size, when the available size (device pixel) changes.
1078     Settings* settings = m_page->settings();
1079
1080 #if OS(TIZEN)
1081     // As android and iphone does, we set layout width to 980 for desktop content
1082     int minimumLayoutFallbackWidth = settings->layoutFallbackWidth();
1083 #else
1084     int minimumLayoutFallbackWidth = std::max(settings->layoutFallbackWidth(), m_viewportSize.width());
1085 #endif
1086
1087     // If unset  we use the viewport dimensions. This fits with the behavior of desktop browsers.
1088     int deviceWidth = (settings->deviceWidth() > 0) ? settings->deviceWidth() : m_viewportSize.width();
1089     int deviceHeight = (settings->deviceHeight() > 0) ? settings->deviceHeight() : m_viewportSize.height();
1090
1091     ViewportAttributes attr = computeViewportAttributes(m_page->viewportArguments(), minimumLayoutFallbackWidth, deviceWidth, deviceHeight, m_page->deviceScaleFactor(), m_viewportSize);
1092     WebCore::restrictMinimumScaleFactorToViewportSize(attr, m_viewportSize);
1093     WebCore::restrictScaleFactorToInitialScaleIfNotUserScalable(attr);
1094
1095 #if ENABLE(TIZEN_VIEWPORT_META_TAG)
1096     // On WebProcess, JS runs before visible content rect is updated by UIProcess
1097     // In this case, JS returns incorrect inner size value because scale factor is not updated yet
1098     // So, we update fixed visible content rect at here.
1099     // FIXME: scale factor needs to be calculated and set fixed visible content rect
1100
1101     // if constrainsScrollingToContentEdge is true, scroll position will be adjusted with contents size.
1102     // disable this to avoid adjust scroll position on setFixedVisibleContentRect() because contents size is not fixed yet.
1103     bool constrainsScrollingToContentEdge = mainFrameView()->constrainsScrollingToContentEdge();
1104     mainFrameView()->setConstrainsScrollingToContentEdge(false);
1105
1106     FloatSize contentFixedSize = m_viewportSize;
1107     contentFixedSize.scale(1 / (attr.initialScale * attr.devicePixelRatio));
1108     mainFrameView()->setFixedVisibleContentRect(IntRect(mainFrameView()->scrollPosition(), roundedIntSize(contentFixedSize)));
1109
1110     // If viewport meta tag is not defined or initial scale factor is not defined,
1111     // initial scale factor can be defined by "Default View" setting of UIProcess.
1112     // Therefore we set initialScale as ValueAuto as WebKit opensource does, to handle it with setting on UIProcess.
1113     // You can find this implementation on WebKit bug.
1114     // https://bugs.webkit.org/show_bug.cgi?id=102392
1115     if (m_page->viewportArguments().type == ViewportArguments::Implicit
1116         || m_page->viewportArguments().initialScale == ViewportArguments::ValueAuto)
1117         attr.initialScale = ViewportArguments::ValueAuto;
1118 #endif
1119
1120 #if ENABLE(TIZEN_FULLSCREEN_API)
1121     if (fullScreenManager()->isMediaControlFullScreen())
1122         setResizesToContentsUsingLayoutSize(IntSize(deviceWidth, deviceHeight));
1123     else
1124 #endif
1125     setResizesToContentsUsingLayoutSize(IntSize(static_cast<int>(attr.layoutSize.width()), static_cast<int>(attr.layoutSize.height())));
1126
1127 #if ENABLE(TIZEN_VIEWPORT_META_TAG)
1128     // recover constrainsScrollingToContentEdge
1129     mainFrameView()->setConstrainsScrollingToContentEdge(constrainsScrollingToContentEdge);
1130 #endif
1131
1132     send(Messages::WebPageProxy::DidChangeViewportProperties(attr));
1133 }
1134
1135 void WebPage::setViewportSize(const IntSize& size)
1136 {
1137     ASSERT(m_useFixedLayout);
1138
1139     if (m_viewportSize == size)
1140         return;
1141
1142      m_viewportSize = size;
1143
1144     sendViewportAttributesChanged();
1145 }
1146
1147 #endif
1148
1149 void WebPage::scrollMainFrameIfNotAtMaxScrollPosition(const IntSize& scrollOffset)
1150 {
1151     Frame* frame = m_page->mainFrame();
1152
1153     IntPoint scrollPosition = frame->view()->scrollPosition();
1154     IntPoint maximumScrollPosition = frame->view()->maximumScrollPosition();
1155
1156     // If the current scroll position in a direction is the max scroll position
1157     // we don't want to scroll at all.
1158     IntSize newScrollOffset;
1159     if (scrollPosition.x() < maximumScrollPosition.x())
1160         newScrollOffset.setWidth(scrollOffset.width());
1161     if (scrollPosition.y() < maximumScrollPosition.y())
1162         newScrollOffset.setHeight(scrollOffset.height());
1163
1164     if (newScrollOffset.isZero())
1165         return;
1166
1167     frame->view()->setScrollPosition(frame->view()->scrollPosition() + newScrollOffset);
1168 }
1169
1170 void WebPage::drawRect(GraphicsContext& graphicsContext, const IntRect& rect)
1171 {
1172     GraphicsContextStateSaver stateSaver(graphicsContext);
1173     graphicsContext.clip(rect);
1174
1175     if (m_underlayPage) {
1176         m_underlayPage->drawRect(graphicsContext, rect);
1177
1178         graphicsContext.beginTransparencyLayer(1);
1179         m_mainFrame->coreFrame()->view()->paint(&graphicsContext, rect);
1180         graphicsContext.endTransparencyLayer();
1181         return;
1182     }
1183
1184     m_mainFrame->coreFrame()->view()->paint(&graphicsContext, rect);
1185 }
1186
1187 #if ENABLE(TIZEN_WEBKIT2_CONTEXT_MENU_TEXT_SELECTION_MODE)
1188 void WebPage::selectLink(WebCore::IntPoint positionForSelection, bool& result)
1189 {
1190     result = false;
1191     Frame* frame = m_page->focusController()->focusedOrMainFrame();
1192     if (!frame)
1193         return;
1194
1195     FrameView* frameView = frame->view();
1196     if (!frameView)
1197         return;
1198
1199     HitTestResult hitTestResult = frame->eventHandler()->hitTestResultAtPoint(frameView->windowToContents(positionForSelection), false);
1200
1201     RefPtr<Range> range;
1202     Element* URLElement = hitTestResult.URLElement();
1203     if (URLElement) {
1204         for (Node* childNode = URLElement->firstChild(); childNode; childNode = childNode->traverseNextNode(URLElement)) {
1205             RenderObject* r = childNode->renderer();
1206             if (r && (r->isText() || r->isImage())) {
1207                 if (!range)
1208                     range = VisibleSelection::selectionFromContentsOfNode(childNode).toNormalizedRange();
1209                 else if (!hitTestResult.image()) {
1210                     RefPtr<Range> extendedRange = VisibleSelection::selectionFromContentsOfNode(childNode).toNormalizedRange();
1211                     range->setEnd(childNode, extendedRange->endOffset());
1212                 }
1213             }
1214         }
1215         if(!range)
1216             range = VisibleSelection::selectionFromContentsOfNode(URLElement).toNormalizedRange();
1217     } else
1218         range = VisibleSelection::selectionFromContentsOfNode(hitTestResult.innerNonSharedNode()).toNormalizedRange();
1219
1220     WebCore::FrameSelection* frameSelection = frame->selection();
1221     if (!frameSelection)
1222         return;
1223
1224     EAffinity affinity = frameSelection->affinity();
1225     frameSelection->setSelectedRange(range.get(), affinity, true);
1226
1227     if (frameSelection->isRange())
1228         result = true;
1229
1230     return;
1231 }
1232 #endif
1233
1234 #if ENABLE(TIZEN_ORIENTATION_EVENTS)
1235 void WebPage::sendOrientationChangeEvent(int newOrientation)
1236 {
1237     Frame* frame = m_mainFrame->coreFrame();
1238     if (!frame || frame->orientation() == newOrientation)
1239         return;
1240
1241     frame->sendOrientationChangeEvent(newOrientation);
1242     for (WebCore::Frame* child = frame->tree()->firstChild(); child; child = child->tree()->nextSibling())
1243         child->sendOrientationChangeEvent(newOrientation);
1244 }
1245 #endif
1246
1247 void WebPage::drawPageOverlay(GraphicsContext& graphicsContext, const IntRect& rect)
1248 {
1249     ASSERT(m_pageOverlay);
1250
1251     GraphicsContextStateSaver stateSaver(graphicsContext);
1252     graphicsContext.clip(rect);
1253     m_pageOverlay->drawRect(graphicsContext, rect);
1254 }
1255
1256 double WebPage::textZoomFactor() const
1257 {
1258     Frame* frame = m_mainFrame->coreFrame();
1259     if (!frame)
1260         return 1;
1261     return frame->textZoomFactor();
1262 }
1263
1264 void WebPage::setTextZoomFactor(double zoomFactor)
1265 {
1266     Frame* frame = m_mainFrame->coreFrame();
1267     if (!frame)
1268         return;
1269     frame->setTextZoomFactor(static_cast<float>(zoomFactor));
1270 }
1271
1272 double WebPage::pageZoomFactor() const
1273 {
1274     Frame* frame = m_mainFrame->coreFrame();
1275     if (!frame)
1276         return 1;
1277     return frame->pageZoomFactor();
1278 }
1279
1280 void WebPage::setPageZoomFactor(double zoomFactor)
1281 {
1282     Frame* frame = m_mainFrame->coreFrame();
1283     if (!frame)
1284         return;
1285     frame->setPageZoomFactor(static_cast<float>(zoomFactor));
1286 }
1287
1288 void WebPage::setPageAndTextZoomFactors(double pageZoomFactor, double textZoomFactor)
1289 {
1290     Frame* frame = m_mainFrame->coreFrame();
1291     if (!frame)
1292         return;
1293     return frame->setPageAndTextZoomFactors(static_cast<float>(pageZoomFactor), static_cast<float>(textZoomFactor));
1294 }
1295
1296 void WebPage::windowScreenDidChange(uint64_t displayID)
1297 {
1298     m_page->windowScreenDidChange(static_cast<PlatformDisplayID>(displayID));
1299 }
1300
1301 void WebPage::setViewMode(Page::ViewMode mode)
1302 {
1303     m_page->setViewMode(mode);
1304 }
1305
1306 void WebPage::scalePage(double scale, const IntPoint& origin)
1307 {
1308     m_page->setPageScaleFactor(scale, origin);
1309
1310     for (HashSet<PluginView*>::const_iterator it = m_pluginViews.begin(), end = m_pluginViews.end(); it != end; ++it)
1311         (*it)->pageScaleFactorDidChange();
1312
1313     send(Messages::WebPageProxy::PageScaleFactorDidChange(scale));
1314 }
1315
1316 double WebPage::pageScaleFactor() const
1317 {
1318     return m_page->pageScaleFactor();
1319 }
1320
1321 void WebPage::setDeviceScaleFactor(float scaleFactor)
1322 {
1323     if (scaleFactor == m_page->deviceScaleFactor())
1324         return;
1325
1326     m_page->setDeviceScaleFactor(scaleFactor);
1327
1328     // Tell all our plug-in views that the device scale factor changed.
1329 #if PLATFORM(MAC)
1330     for (HashSet<PluginView*>::const_iterator it = m_pluginViews.begin(), end = m_pluginViews.end(); it != end; ++it)
1331         (*it)->setDeviceScaleFactor(scaleFactor);
1332 #endif
1333
1334     if (m_findController.isShowingOverlay()) {
1335         // We must have updated layout to get the selection rects right.
1336         layoutIfNeeded();
1337         m_findController.deviceScaleFactorDidChange();
1338     }
1339 }
1340
1341 float WebPage::deviceScaleFactor() const
1342 {
1343     return m_page->deviceScaleFactor();
1344 }
1345
1346 void WebPage::setUseFixedLayout(bool fixed)
1347 {
1348     m_useFixedLayout = fixed;
1349
1350     FrameView* view = mainFrameView();
1351     if (!view)
1352         return;
1353
1354     view->setUseFixedLayout(fixed);
1355     if (!fixed)
1356         setFixedLayoutSize(IntSize());
1357 }
1358
1359 void WebPage::setFixedLayoutSize(const IntSize& size)
1360 {
1361     FrameView* view = mainFrameView();
1362     if (!view || view->fixedLayoutSize() == size)
1363         return;
1364
1365     view->setFixedLayoutSize(size);
1366     // Do not force it until the first layout, this would then become our first layout prematurely.
1367     if (view->didFirstLayout())
1368         view->forceLayout();
1369 }
1370
1371 void WebPage::setPaginationMode(uint32_t mode)
1372 {
1373     Page::Pagination pagination = m_page->pagination();
1374     pagination.mode = static_cast<Page::Pagination::Mode>(mode);
1375     m_page->setPagination(pagination);
1376 }
1377
1378 void WebPage::setPaginationBehavesLikeColumns(bool behavesLikeColumns)
1379 {
1380     Page::Pagination pagination = m_page->pagination();
1381     pagination.behavesLikeColumns = behavesLikeColumns;
1382     m_page->setPagination(pagination);
1383 }
1384
1385 void WebPage::setPageLength(double pageLength)
1386 {
1387     Page::Pagination pagination = m_page->pagination();
1388     pagination.pageLength = pageLength;
1389     m_page->setPagination(pagination);
1390 }
1391
1392 void WebPage::setGapBetweenPages(double gap)
1393 {
1394     Page::Pagination pagination = m_page->pagination();
1395     pagination.gap = gap;
1396     m_page->setPagination(pagination);
1397 }
1398
1399 void WebPage::installPageOverlay(PassRefPtr<PageOverlay> pageOverlay)
1400 {
1401     bool shouldFadeIn = true;
1402
1403     if (m_pageOverlay) {
1404         m_pageOverlay->setPage(0);
1405
1406         if (pageOverlay) {
1407             // We're installing a page overlay when a page overlay is already active.
1408             // In this case we don't want to fade in the new overlay.
1409             shouldFadeIn = false;
1410         }
1411     }
1412
1413     m_pageOverlay = pageOverlay;
1414     m_pageOverlay->setPage(this);
1415
1416     if (shouldFadeIn)
1417         m_pageOverlay->startFadeInAnimation();
1418
1419     m_drawingArea->didInstallPageOverlay();
1420 #if PLATFORM(WIN)
1421     send(Messages::WebPageProxy::DidInstallOrUninstallPageOverlay(true));
1422 #endif
1423
1424     m_pageOverlay->setNeedsDisplay();
1425 }
1426
1427 void WebPage::uninstallPageOverlay(PageOverlay* pageOverlay, bool fadeOut)
1428 {
1429     if (pageOverlay != m_pageOverlay)
1430         return;
1431
1432     if (fadeOut) {
1433         m_pageOverlay->startFadeOutAnimation();
1434         return;
1435     }
1436
1437     m_pageOverlay->setPage(0);
1438     m_pageOverlay = nullptr;
1439
1440     m_drawingArea->didUninstallPageOverlay();
1441 #if PLATFORM(WIN)
1442     send(Messages::WebPageProxy::DidInstallOrUninstallPageOverlay(false));
1443 #endif
1444 }
1445
1446 #if PLATFORM(EFL) && OS(TIZEN)
1447 PassRefPtr<WebImage> WebPage::scaledSnapshotInViewCoordinates(const IntRect& rect, double scaleFactor, ImageOptions options)
1448 {
1449     FrameView* frameView = m_mainFrame->coreFrame()->view();
1450     if (!frameView)
1451         return 0;
1452
1453     IntSize size(ceil(rect.width() * scaleFactor), ceil(rect.height() * scaleFactor));
1454     RefPtr<WebImage> snapshot = WebImage::create(size, options);
1455     if (!snapshot->bitmap())
1456         return 0;
1457
1458     OwnPtr<WebCore::GraphicsContext> graphicsContext = snapshot->bitmap()->createGraphicsContext();
1459     graphicsContext->scale(FloatSize(scaleFactor, scaleFactor));
1460     graphicsContext->translate(-rect.x(), -rect.y());
1461
1462     frameView->updateLayoutAndStyleIfNeededRecursive();
1463
1464     PaintBehavior oldBehavior = frameView->paintBehavior();
1465     frameView->setPaintBehavior(oldBehavior | PaintBehaviorFlattenCompositingLayers);
1466     frameView->paint(graphicsContext.get(), rect);
1467     frameView->setPaintBehavior(oldBehavior);
1468
1469     return snapshot.release();
1470 }
1471
1472 PassRefPtr<WebImage> WebPage::snapshotInViewCoordinates(const IntRect& rect, ImageOptions options)
1473 {
1474     return scaledSnapshotInViewCoordinates(rect, 1, options);
1475 }
1476 #else
1477 PassRefPtr<WebImage> WebPage::snapshotInViewCoordinates(const IntRect& rect, ImageOptions options)
1478 {
1479     FrameView* frameView = m_mainFrame->coreFrame()->view();
1480     if (!frameView)
1481         return 0;
1482
1483     IntSize bitmapSize = rect.size();
1484     float deviceScaleFactor = corePage()->deviceScaleFactor();
1485     bitmapSize.scale(deviceScaleFactor);
1486
1487     RefPtr<WebImage> snapshot = WebImage::create(bitmapSize, options);
1488     if (!snapshot->bitmap())
1489         return 0;
1490
1491     OwnPtr<WebCore::GraphicsContext> graphicsContext = snapshot->bitmap()->createGraphicsContext();
1492     graphicsContext->applyDeviceScaleFactor(deviceScaleFactor);
1493     graphicsContext->translate(-rect.x(), -rect.y());
1494
1495     frameView->updateLayoutAndStyleIfNeededRecursive();
1496
1497     PaintBehavior oldBehavior = frameView->paintBehavior();
1498     frameView->setPaintBehavior(oldBehavior | PaintBehaviorFlattenCompositingLayers);
1499     frameView->paint(graphicsContext.get(), rect);
1500     frameView->setPaintBehavior(oldBehavior);
1501
1502     return snapshot.release();
1503 }
1504 #endif
1505
1506 PassRefPtr<WebImage> WebPage::scaledSnapshotInDocumentCoordinates(const IntRect& rect, double scaleFactor, ImageOptions options)
1507 {
1508     FrameView* frameView = m_mainFrame->coreFrame()->view();
1509     if (!frameView)
1510         return 0;
1511
1512     float combinedScaleFactor = scaleFactor * corePage()->deviceScaleFactor();
1513     IntSize size(ceil(rect.width() * combinedScaleFactor), ceil(rect.height() * combinedScaleFactor));
1514     RefPtr<WebImage> snapshot = WebImage::create(size, options);
1515     if (!snapshot->bitmap())
1516         return 0;
1517
1518     OwnPtr<WebCore::GraphicsContext> graphicsContext = snapshot->bitmap()->createGraphicsContext();
1519     graphicsContext->applyDeviceScaleFactor(combinedScaleFactor);
1520     graphicsContext->translate(-rect.x(), -rect.y());
1521
1522     frameView->updateLayoutAndStyleIfNeededRecursive();
1523
1524     PaintBehavior oldBehavior = frameView->paintBehavior();
1525     frameView->setPaintBehavior(oldBehavior | PaintBehaviorFlattenCompositingLayers);
1526     frameView->paintContents(graphicsContext.get(), rect);
1527     frameView->setPaintBehavior(oldBehavior);
1528
1529     return snapshot.release();
1530 }
1531
1532 PassRefPtr<WebImage> WebPage::snapshotInDocumentCoordinates(const IntRect& rect, ImageOptions options)
1533 {
1534     return scaledSnapshotInDocumentCoordinates(rect, 1, options);
1535 }
1536
1537 void WebPage::pageDidScroll()
1538 {
1539     m_uiClient.pageDidScroll(this);
1540
1541     send(Messages::WebPageProxy::PageDidScroll());
1542 }
1543
1544 #if USE(TILED_BACKING_STORE)
1545 void WebPage::pageDidRequestScroll(const IntPoint& point)
1546 {
1547     send(Messages::WebPageProxy::PageDidRequestScroll(point));
1548 }
1549 #endif
1550
1551 #if ENABLE(TIZEN_WEBKIT2_HISTORICAL_RESTORE_VISIBLE_CONTENT_RECT)
1552 void WebPage::pageDidRequestRestoreVisibleContentRect(const IntPoint& point, float scale)
1553 {
1554     send(Messages::WebPageProxy::pageDidRequestRestoreVisibleContentRect(point, scale));
1555 }
1556 #endif
1557
1558 #if ENABLE(CONTEXT_MENUS)
1559 WebContextMenu* WebPage::contextMenu()
1560 {
1561     if (!m_contextMenu)
1562         m_contextMenu = WebContextMenu::create(this);
1563     return m_contextMenu.get();
1564 }
1565 #endif
1566
1567 // Events
1568
1569 static const WebEvent* g_currentEvent = 0;
1570
1571 // FIXME: WebPage::currentEvent is used by the plug-in code to avoid having to convert from DOM events back to
1572 // WebEvents. When we get the event handling sorted out, this should go away and the Widgets should get the correct
1573 // platform events passed to the event handler code.
1574 const WebEvent* WebPage::currentEvent()
1575 {
1576     return g_currentEvent;
1577 }
1578
1579 class CurrentEvent {
1580 public:
1581     explicit CurrentEvent(const WebEvent& event)
1582         : m_previousCurrentEvent(g_currentEvent)
1583     {
1584         g_currentEvent = &event;
1585     }
1586
1587     ~CurrentEvent()
1588     {
1589         g_currentEvent = m_previousCurrentEvent;
1590     }
1591
1592 private:
1593     const WebEvent* m_previousCurrentEvent;
1594 };
1595
1596 #if ENABLE(CONTEXT_MENUS)
1597 static bool isContextClick(const PlatformMouseEvent& event)
1598 {
1599     if (event.button() == WebCore::RightButton)
1600         return true;
1601
1602 #if PLATFORM(MAC)
1603     // FIXME: this really should be about OSX-style UI, not about the Mac port
1604     if (event.button() == WebCore::LeftButton && event.ctrlKey())
1605         return true;
1606 #endif
1607
1608     return false;
1609 }
1610
1611 static bool handleContextMenuEvent(const PlatformMouseEvent& platformMouseEvent, WebPage* page)
1612 {
1613     IntPoint point = page->corePage()->mainFrame()->view()->windowToContents(platformMouseEvent.position());
1614     HitTestResult result = page->corePage()->mainFrame()->eventHandler()->hitTestResultAtPoint(point, false);
1615
1616     Frame* frame = page->corePage()->mainFrame();
1617 #if !ENABLE(TIZEN_CONTEXT_MENU_WEBKIT_2)
1618     if (result.innerNonSharedNode())
1619         frame = result.innerNonSharedNode()->document()->frame();
1620 #endif
1621
1622     bool handled = frame->eventHandler()->sendContextMenuEvent(platformMouseEvent);
1623     if (handled)
1624         page->contextMenu()->show();
1625
1626 #if ENABLE(TIZEN_DRAG_SUPPORT)
1627     if(result.isDragSupport()) {
1628         if (result.innerNonSharedNode())
1629             frame = result.innerNonSharedNode()->document()->frame();
1630
1631         PlatformMouseEvent event(frame->view()->windowToContents(platformMouseEvent.position()), platformMouseEvent.globalPosition(), LeftButton, PlatformEvent::MousePressed, 1, false, false, false, false, currentTime());
1632         frame->page()->dragController()->setPosition(event);
1633     }
1634 #endif
1635
1636     return handled;
1637 }
1638 #endif
1639
1640 static bool handleMouseEvent(const WebMouseEvent& mouseEvent, WebPage* page, bool onlyUpdateScrollbars)
1641 {
1642     Frame* frame = page->corePage()->mainFrame();
1643     if (!frame->view())
1644         return false;
1645
1646     PlatformMouseEvent platformMouseEvent = platform(mouseEvent);
1647
1648     switch (platformMouseEvent.type()) {
1649         case PlatformEvent::MousePressed: {
1650 #if ENABLE(CONTEXT_MENUS)
1651             if (isContextClick(platformMouseEvent))
1652                 page->corePage()->contextMenuController()->clearContextMenu();
1653 #endif
1654
1655 #if ENABLE(TIZEN_CONTEXT_MENU_WEBKIT_2)
1656             bool handled;
1657             if (!isContextClick(platformMouseEvent))
1658                 handled = frame->eventHandler()->handleMousePressEvent(platformMouseEvent);
1659 #else
1660             bool handled = frame->eventHandler()->handleMousePressEvent(platformMouseEvent);
1661 #endif
1662 #if ENABLE(CONTEXT_MENUS)
1663             if (isContextClick(platformMouseEvent))
1664                 handled = handleContextMenuEvent(platformMouseEvent, page);
1665 #endif
1666 #if PLATFORM(GTK)
1667             bool gtkMouseButtonPressHandled = page->handleMousePressedEvent(platformMouseEvent);
1668             handled = handled || gtkMouseButtonPressHandled;
1669 #endif
1670
1671             return handled;
1672         }
1673         case PlatformEvent::MouseReleased:
1674             return frame->eventHandler()->handleMouseReleaseEvent(platformMouseEvent);
1675         case PlatformEvent::MouseMoved:
1676             if (onlyUpdateScrollbars)
1677                 return frame->eventHandler()->passMouseMovedEventToScrollbars(platformMouseEvent);
1678             return frame->eventHandler()->mouseMoved(platformMouseEvent);
1679         default:
1680             ASSERT_NOT_REACHED();
1681             return false;
1682     }
1683 }
1684
1685 void WebPage::mouseEvent(const WebMouseEvent& mouseEvent)
1686 {
1687 #if ENABLE(CONTEXT_MENUS)
1688     // Don't try to handle any pending mouse events if a context menu is showing.
1689     if (m_isShowingContextMenu) {
1690         send(Messages::WebPageProxy::DidReceiveEvent(static_cast<uint32_t>(mouseEvent.type()), false));
1691         return;
1692     }
1693 #endif
1694
1695     bool handled = false;
1696
1697     if (m_pageOverlay) {
1698         // Let the page overlay handle the event.
1699         handled = m_pageOverlay->mouseEvent(mouseEvent);
1700     }
1701
1702     if (!handled) {
1703         CurrentEvent currentEvent(mouseEvent);
1704
1705         // We need to do a full, normal hit test during this mouse event if the page is active or if a mouse
1706         // button is currently pressed. It is possible that neither of those things will be true since on
1707         // Lion when legacy scrollbars are enabled, WebKit receives mouse events all the time. If it is one
1708         // of those cases where the page is not active and the mouse is not pressed, then we can fire a more
1709         // efficient scrollbars-only version of the event.
1710         bool onlyUpdateScrollbars = !(m_page->focusController()->isActive() || (mouseEvent.button() != WebMouseEvent::NoButton));
1711         handled = handleMouseEvent(mouseEvent, this, onlyUpdateScrollbars);
1712     }
1713
1714     send(Messages::WebPageProxy::DidReceiveEvent(static_cast<uint32_t>(mouseEvent.type()), handled));
1715 }
1716
1717 void WebPage::mouseEventSyncForTesting(const WebMouseEvent& mouseEvent, bool& handled)
1718 {
1719     handled = m_pageOverlay && m_pageOverlay->mouseEvent(mouseEvent);
1720
1721     if (!handled) {
1722         CurrentEvent currentEvent(mouseEvent);
1723
1724         // We need to do a full, normal hit test during this mouse event if the page is active or if a mouse
1725         // button is currently pressed. It is possible that neither of those things will be true since on
1726         // Lion when legacy scrollbars are enabled, WebKit receives mouse events all the time. If it is one
1727         // of those cases where the page is not active and the mouse is not pressed, then we can fire a more
1728         // efficient scrollbars-only version of the event.
1729         bool onlyUpdateScrollbars = !(m_page->focusController()->isActive() || (mouseEvent.button() != WebMouseEvent::NoButton));
1730         handled = handleMouseEvent(mouseEvent, this, onlyUpdateScrollbars);
1731     }
1732 }
1733
1734 static bool handleWheelEvent(const WebWheelEvent& wheelEvent, Page* page)
1735 {
1736     Frame* frame = page->mainFrame();
1737     if (!frame->view())
1738         return false;
1739
1740     PlatformWheelEvent platformWheelEvent = platform(wheelEvent);
1741     return frame->eventHandler()->handleWheelEvent(platformWheelEvent);
1742 }
1743
1744 void WebPage::wheelEvent(const WebWheelEvent& wheelEvent)
1745 {
1746     CurrentEvent currentEvent(wheelEvent);
1747
1748     bool handled = handleWheelEvent(wheelEvent, m_page.get());
1749     send(Messages::WebPageProxy::DidReceiveEvent(static_cast<uint32_t>(wheelEvent.type()), handled));
1750 }
1751
1752 void WebPage::wheelEventSyncForTesting(const WebWheelEvent& wheelEvent, bool& handled)
1753 {
1754     CurrentEvent currentEvent(wheelEvent);
1755
1756     handled = handleWheelEvent(wheelEvent, m_page.get());
1757 }
1758
1759 static bool handleKeyEvent(const WebKeyboardEvent& keyboardEvent, Page* page)
1760 {
1761     if (!page->mainFrame()->view())
1762         return false;
1763
1764     if (keyboardEvent.type() == WebEvent::Char && keyboardEvent.isSystemKey())
1765         return page->focusController()->focusedOrMainFrame()->eventHandler()->handleAccessKey(platform(keyboardEvent));
1766     return page->focusController()->focusedOrMainFrame()->eventHandler()->keyEvent(platform(keyboardEvent));
1767 }
1768
1769 #if ENABLE(TIZEN_ISF_PORT)
1770 void WebPage::keyEvent(const NativeWebKeyboardEvent& keyboardEvent)
1771 #else
1772 void WebPage::keyEvent(const WebKeyboardEvent& keyboardEvent)
1773 #endif
1774 {
1775     CurrentEvent currentEvent(keyboardEvent);
1776
1777     bool handled = handleKeyEvent(keyboardEvent, m_page.get());
1778     // FIXME: Platform default behaviors should be performed during normal DOM event dispatch (in most cases, in default keydown event handler).
1779     if (!handled)
1780         handled = performDefaultBehaviorForKeyEvent(keyboardEvent);
1781
1782     send(Messages::WebPageProxy::DidReceiveEvent(static_cast<uint32_t>(keyboardEvent.type()), handled));
1783 }
1784
1785 void WebPage::keyEventSyncForTesting(const WebKeyboardEvent& keyboardEvent, bool& handled)
1786 {
1787     CurrentEvent currentEvent(keyboardEvent);
1788
1789     handled = handleKeyEvent(keyboardEvent, m_page.get());
1790     if (!handled)
1791         handled = performDefaultBehaviorForKeyEvent(keyboardEvent);
1792 }
1793
1794 #if ENABLE(GESTURE_EVENTS)
1795 static bool handleGestureEvent(const WebGestureEvent& gestureEvent, Page* page)
1796 {
1797     Frame* frame = page->mainFrame();
1798     if (!frame->view())
1799         return false;
1800
1801     PlatformGestureEvent platformGestureEvent = platform(gestureEvent);
1802     return frame->eventHandler()->handleGestureEvent(platformGestureEvent);
1803 }
1804
1805 void WebPage::gestureEvent(const WebGestureEvent& gestureEvent)
1806 {
1807     CurrentEvent currentEvent(gestureEvent);
1808
1809     bool handled = handleGestureEvent(gestureEvent, m_page.get());
1810     send(Messages::WebPageProxy::DidReceiveEvent(static_cast<uint32_t>(gestureEvent.type()), handled));
1811 }
1812 #endif
1813
1814 void WebPage::validateCommand(const String& commandName, uint64_t callbackID)
1815 {
1816     bool isEnabled = false;
1817     int32_t state = 0;
1818     Frame* frame = m_page->focusController()->focusedOrMainFrame();
1819     if (frame) {
1820         Editor::Command command = frame->editor()->command(commandName);
1821         state = command.state();
1822         isEnabled = command.isSupported() && command.isEnabled();
1823     }
1824
1825     send(Messages::WebPageProxy::ValidateCommandCallback(commandName, isEnabled, state, callbackID));
1826 }
1827
1828 void WebPage::executeEditCommand(const String& commandName)
1829 {
1830     executeEditingCommand(commandName, String());
1831 }
1832
1833 uint64_t WebPage::restoreSession(const SessionState& sessionState)
1834 {
1835     const BackForwardListItemVector& list = sessionState.list();
1836     size_t size = list.size();
1837     uint64_t currentItemID = 0;
1838     for (size_t i = 0; i < size; ++i) {
1839         WebBackForwardListItem* webItem = list[i].get();
1840         DecoderAdapter decoder(webItem->backForwardData().data(), webItem->backForwardData().size());
1841
1842         RefPtr<HistoryItem> item = HistoryItem::decodeBackForwardTree(webItem->url(), webItem->title(), webItem->originalURL(), decoder);
1843         if (!item) {
1844             LOG_ERROR("Failed to decode a HistoryItem from session state data.");
1845             return 0;
1846         }
1847
1848         if (i == sessionState.currentIndex())
1849             currentItemID = webItem->itemID();
1850
1851         WebBackForwardListProxy::addItemFromUIProcess(list[i]->itemID(), item.release());
1852     }
1853     ASSERT(currentItemID);
1854     return currentItemID;
1855 }
1856
1857 void WebPage::restoreSessionAndNavigateToCurrentItem(const SessionState& sessionState)
1858 {
1859     if (uint64_t currentItemID = restoreSession(sessionState))
1860         goToBackForwardItem(currentItemID);
1861 }
1862
1863 #if ENABLE(TOUCH_EVENTS)
1864 #if PLATFORM(QT)
1865 void WebPage::highlightPotentialActivation(const IntPoint& point, const IntSize& area)
1866 {
1867     if (point == IntPoint::zero()) {
1868         // An empty point deactivates the highlighting.
1869         tapHighlightController().hideHighlight();
1870     } else {
1871         Frame* mainframe = m_page->mainFrame();
1872         Node* activationNode = 0;
1873         Node* adjustedNode = 0;
1874         IntPoint adjustedPoint;
1875
1876 #if ENABLE(TOUCH_ADJUSTMENT)
1877         if (!mainframe->eventHandler()->bestClickableNodeForTouchPoint(point, IntSize(area.width() / 2, area.height() / 2), adjustedPoint, adjustedNode))
1878             return;
1879
1880 #else
1881         HitTestResult result = mainframe->eventHandler()->hitTestResultAtPoint(mainframe->view()->windowToContents(point), /*allowShadowContent*/ false, /*ignoreClipping*/ true);
1882         adjustedNode = result.innerNode();
1883 #endif
1884         // Find the node to highlight. This is not the same as the node responding the tap gesture, because many
1885         // pages has a global click handler and we do not want to highlight the body.
1886         // Instead find the enclosing link or focusable element, or the last enclosing inline element.
1887         for (Node* node = adjustedNode; node; node = node->parentOrHostNode()) {
1888             if (node->isMouseFocusable() || node->isLink()) {
1889                 activationNode = node;
1890                 break;
1891             }
1892             if (node->renderer() && node->renderer()->isInline())
1893                 activationNode = node;
1894             else if (activationNode)
1895                 break;
1896         }
1897
1898         if (activationNode)
1899             tapHighlightController().highlight(activationNode);
1900     }
1901 }
1902 #endif
1903
1904 static bool handleTouchEvent(const WebTouchEvent& touchEvent, Page* page)
1905 {
1906     Frame* frame = page->mainFrame();
1907     if (!frame->view())
1908         return false;
1909
1910     return frame->eventHandler()->handleTouchEvent(platform(touchEvent));
1911 }
1912
1913 void WebPage::touchEvent(const WebTouchEvent& touchEvent)
1914 {
1915     CurrentEvent currentEvent(touchEvent);
1916
1917     bool handled = handleTouchEvent(touchEvent, m_page.get());
1918
1919 #if ENABLE(TIZEN_CSS_OVERFLOW_SCROLL_ACCELERATION)
1920     static bool checkOverflow = false;
1921     if (touchEvent.type() == WebEvent::TouchStart && touchEvent.touchPoints().size() == 1) {
1922         checkOverflow = true;
1923     } else if (checkOverflow && touchEvent.type() == WebEvent::TouchMove && touchEvent.touchPoints().size() == 1) {
1924         bool pressed = false;
1925         uint32_t id = 0;
1926 #if ENABLE(TIZEN_CSS_OVERFLOW_SCROLL_ACCELERATION_ON_UI_SIDE)
1927         setPressedNodeAtPoint(touchEvent.touchPoints()[0].position(), true, pressed, id);
1928 #else
1929         setPressedNodeAtPoint(touchEvent.touchPoints()[0].position(), false, pressed, id);
1930 #endif
1931         send(Messages::WebPageProxy::SetOverflowResult(pressed, id));
1932         checkOverflow = false;
1933     }
1934 #endif
1935     send(Messages::WebPageProxy::DidReceiveEvent(static_cast<uint32_t>(touchEvent.type()), handled));
1936 }
1937
1938 void WebPage::touchEventSyncForTesting(const WebTouchEvent& touchEvent, bool& handled)
1939 {
1940     CurrentEvent currentEvent(touchEvent);
1941     handled = handleTouchEvent(touchEvent, m_page.get());
1942 }
1943 #endif
1944
1945 void WebPage::scroll(Page* page, ScrollDirection direction, ScrollGranularity granularity)
1946 {
1947     page->focusController()->focusedOrMainFrame()->eventHandler()->scrollRecursively(direction, granularity);
1948 }
1949
1950 void WebPage::logicalScroll(Page* page, ScrollLogicalDirection direction, ScrollGranularity granularity)
1951 {
1952     page->focusController()->focusedOrMainFrame()->eventHandler()->logicalScrollRecursively(direction, granularity);
1953 }
1954
1955 void WebPage::scrollBy(uint32_t scrollDirection, uint32_t scrollGranularity)
1956 {
1957     scroll(m_page.get(), static_cast<ScrollDirection>(scrollDirection), static_cast<ScrollGranularity>(scrollGranularity));
1958 }
1959
1960 void WebPage::centerSelectionInVisibleArea()
1961 {
1962     Frame* frame = m_page->focusController()->focusedOrMainFrame();
1963     if (!frame)
1964         return;
1965
1966     frame->selection()->revealSelection(ScrollAlignment::alignCenterAlways);
1967     m_findController.showFindIndicatorInSelection();
1968 }
1969
1970 void WebPage::setActive(bool isActive)
1971 {
1972     m_page->focusController()->setActive(isActive);
1973
1974 #if PLATFORM(MAC)
1975     // Tell all our plug-in views that the window focus changed.
1976     for (HashSet<PluginView*>::const_iterator it = m_pluginViews.begin(), end = m_pluginViews.end(); it != end; ++it)
1977         (*it)->setWindowIsFocused(isActive);
1978 #endif
1979 }
1980
1981 void WebPage::setDrawsBackground(bool drawsBackground)
1982 {
1983     if (m_drawsBackground == drawsBackground)
1984         return;
1985
1986     m_drawsBackground = drawsBackground;
1987
1988     for (Frame* coreFrame = m_mainFrame->coreFrame(); coreFrame; coreFrame = coreFrame->tree()->traverseNext()) {
1989         if (FrameView* view = coreFrame->view())
1990             view->setTransparent(!drawsBackground);
1991     }
1992
1993     m_drawingArea->pageBackgroundTransparencyChanged();
1994     m_drawingArea->setNeedsDisplay(IntRect(IntPoint(0, 0), m_viewSize));
1995 }
1996
1997 void WebPage::setDrawsTransparentBackground(bool drawsTransparentBackground)
1998 {
1999     if (m_drawsTransparentBackground == drawsTransparentBackground)
2000         return;
2001
2002     m_drawsTransparentBackground = drawsTransparentBackground;
2003
2004     Color backgroundColor = drawsTransparentBackground ? Color::transparent : Color::white;
2005     for (Frame* coreFrame = m_mainFrame->coreFrame(); coreFrame; coreFrame = coreFrame->tree()->traverseNext()) {
2006         if (FrameView* view = coreFrame->view())
2007             view->setBaseBackgroundColor(backgroundColor);
2008     }
2009
2010     m_drawingArea->pageBackgroundTransparencyChanged();
2011     m_drawingArea->setNeedsDisplay(IntRect(IntPoint(0, 0), m_viewSize));
2012 }
2013
2014 void WebPage::viewWillStartLiveResize()
2015 {
2016     if (!m_page)
2017         return;
2018
2019     // FIXME: This should propagate to all ScrollableAreas.
2020     if (Frame* frame = m_page->focusController()->focusedOrMainFrame()) {
2021         if (FrameView* view = frame->view())
2022             view->willStartLiveResize();
2023     }
2024 }
2025
2026 void WebPage::viewWillEndLiveResize()
2027 {
2028     if (!m_page)
2029         return;
2030
2031     // FIXME: This should propagate to all ScrollableAreas.
2032     if (Frame* frame = m_page->focusController()->focusedOrMainFrame()) {
2033         if (FrameView* view = frame->view())
2034             view->willEndLiveResize();
2035     }
2036 }
2037
2038 void WebPage::setFocused(bool isFocused)
2039 {
2040     m_page->focusController()->setFocused(isFocused);
2041 }
2042
2043 void WebPage::setInitialFocus(bool forward, bool isKeyboardEventValid, const WebKeyboardEvent& event)
2044 {
2045     if (!m_page || !m_page->focusController())
2046         return;
2047
2048     Frame* frame = m_page->focusController()->focusedOrMainFrame();
2049     frame->document()->setFocusedNode(0);
2050
2051     if (isKeyboardEventValid && event.type() == WebEvent::KeyDown) {
2052         PlatformKeyboardEvent platformEvent(platform(event));
2053         platformEvent.disambiguateKeyDownEvent(PlatformEvent::RawKeyDown);
2054         m_page->focusController()->setInitialFocus(forward ? FocusDirectionForward : FocusDirectionBackward, KeyboardEvent::create(platformEvent, frame->document()->defaultView()).get());
2055         return;
2056     }
2057
2058     m_page->focusController()->setInitialFocus(forward ? FocusDirectionForward : FocusDirectionBackward, 0);
2059 }
2060
2061 void WebPage::setWindowResizerSize(const IntSize& windowResizerSize)
2062 {
2063     if (m_windowResizerSize == windowResizerSize)
2064         return;
2065
2066     m_windowResizerSize = windowResizerSize;
2067
2068     for (Frame* coreFrame = m_mainFrame->coreFrame(); coreFrame; coreFrame = coreFrame->tree()->traverseNext()) {
2069         FrameView* view = coreFrame->view();
2070         if (view)
2071             view->windowResizerRectChanged();
2072     }
2073 }
2074
2075 void WebPage::setCanStartMediaTimerFired()
2076 {
2077     if (m_page)
2078         m_page->setCanStartMedia(true);
2079 }
2080
2081 void WebPage::setIsInWindow(bool isInWindow)
2082 {
2083     if (!isInWindow) {
2084         m_setCanStartMediaTimer.stop();
2085         m_page->setCanStartMedia(false);
2086         m_page->willMoveOffscreen();
2087     } else {
2088         // Defer the call to Page::setCanStartMedia() since it ends up sending a syncrhonous messages to the UI process
2089         // in order to get plug-in connections, and the UI process will be waiting for the Web process to update the backing
2090         // store after moving the view into a window, until it times out and paints white. See <rdar://problem/9242771>.
2091         m_setCanStartMediaTimer.startOneShot(0);
2092         m_page->didMoveOnscreen();
2093     }
2094 }
2095
2096 void WebPage::didReceivePolicyDecision(uint64_t frameID, uint64_t listenerID, uint32_t policyAction, uint64_t downloadID)
2097 {
2098     WebFrame* frame = WebProcess::shared().webFrame(frameID);
2099     if (!frame)
2100         return;
2101     frame->didReceivePolicyDecision(listenerID, static_cast<PolicyAction>(policyAction), downloadID);
2102 }
2103
2104 void WebPage::show()
2105 {
2106     send(Messages::WebPageProxy::ShowPage());
2107 }
2108
2109 void WebPage::setUserAgent(const String& userAgent)
2110 {
2111     m_userAgent = userAgent;
2112 }
2113 #if ENABLE(TIZEN_CUSTOM_HEADERS)
2114 void WebPage::addCustomHeader(const String& name, const String& value)
2115 {
2116     m_customHeaders.add(name, value);
2117 }
2118
2119 void WebPage::removeCustomHeader(const String& name)
2120 {
2121     m_customHeaders.remove(name);
2122 }
2123
2124 void WebPage::clearCustomHeaders()
2125 {
2126     m_customHeaders.clear();
2127 }
2128
2129 WebCore::HTTPHeaderMap WebPage::customHeaders()
2130 {
2131     return m_customHeaders;
2132 }
2133 #endif
2134
2135 void WebPage::suspendActiveDOMObjectsAndAnimations()
2136 {
2137     m_page->suspendActiveDOMObjectsAndAnimations();
2138 }
2139
2140 void WebPage::resumeActiveDOMObjectsAndAnimations()
2141 {
2142     m_page->resumeActiveDOMObjectsAndAnimations();
2143
2144     // We need to repaint on resume to kickstart animated painting again.
2145     m_drawingArea->setNeedsDisplay(IntRect(IntPoint(0, 0), m_viewSize));
2146 }
2147
2148 IntPoint WebPage::screenToWindow(const IntPoint& point)
2149 {
2150     IntPoint windowPoint;
2151     sendSync(Messages::WebPageProxy::ScreenToWindow(point), Messages::WebPageProxy::ScreenToWindow::Reply(windowPoint));
2152     return windowPoint;
2153 }
2154
2155 IntRect WebPage::windowToScreen(const IntRect& rect)
2156 {
2157     IntRect screenRect;
2158     sendSync(Messages::WebPageProxy::WindowToScreen(rect), Messages::WebPageProxy::WindowToScreen::Reply(screenRect));
2159     return screenRect;
2160 }
2161
2162 IntRect WebPage::windowResizerRect() const
2163 {
2164     if (m_windowResizerSize.isEmpty())
2165         return IntRect();
2166
2167     IntSize frameViewSize;
2168     if (Frame* coreFrame = m_mainFrame->coreFrame()) {
2169         if (FrameView* view = coreFrame->view())
2170             frameViewSize = view->size();
2171     }
2172
2173     return IntRect(frameViewSize.width() - m_windowResizerSize.width(), frameViewSize.height() - m_windowResizerSize.height(),
2174                    m_windowResizerSize.width(), m_windowResizerSize.height());
2175 }
2176
2177 KeyboardUIMode WebPage::keyboardUIMode()
2178 {
2179     bool fullKeyboardAccessEnabled = WebProcess::shared().fullKeyboardAccessEnabled();
2180     return static_cast<KeyboardUIMode>((fullKeyboardAccessEnabled ? KeyboardAccessFull : KeyboardAccessDefault) | (m_tabToLinks ? KeyboardAccessTabsToLinks : 0));
2181 }
2182
2183 void WebPage::runJavaScriptInMainFrame(const String& script, uint64_t callbackID)
2184 {
2185     // NOTE: We need to be careful when running scripts that the objects we depend on don't
2186     // disappear during script execution.
2187
2188     // Retain the SerializedScriptValue at this level so it (and the internal data) lives
2189     // long enough for the DataReference to be encoded by the sent message.
2190     RefPtr<SerializedScriptValue> serializedResultValue;
2191     CoreIPC::DataReference dataReference;
2192
2193     JSLockHolder lock(JSDOMWindow::commonJSGlobalData());
2194     if (JSValue resultValue = m_mainFrame->coreFrame()->script()->executeScript(script, true).jsValue()) {
2195         if ((serializedResultValue = SerializedScriptValue::create(m_mainFrame->jsContext(), toRef(m_mainFrame->coreFrame()->script()->globalObject(mainThreadNormalWorld())->globalExec(), resultValue), 0)))
2196             dataReference = serializedResultValue->data();
2197     }
2198
2199     send(Messages::WebPageProxy::ScriptValueCallback(dataReference, callbackID));
2200 }
2201
2202 void WebPage::getContentsAsString(uint64_t callbackID)
2203 {
2204     String resultString = m_mainFrame->contentsAsString();
2205     send(Messages::WebPageProxy::StringCallback(resultString, callbackID));
2206 }
2207
2208 #if ENABLE(MHTML)
2209 void WebPage::getContentsAsMHTMLData(uint64_t callbackID, bool useBinaryEncoding)
2210 {
2211     CoreIPC::DataReference dataReference;
2212
2213     RefPtr<SharedBuffer> buffer = useBinaryEncoding
2214         ? MHTMLArchive::generateMHTMLDataUsingBinaryEncoding(m_page.get())
2215         : MHTMLArchive::generateMHTMLData(m_page.get());
2216
2217     if (buffer)
2218         dataReference = CoreIPC::DataReference(reinterpret_cast<const uint8_t*>(buffer->data()), buffer->size());
2219
2220     send(Messages::WebPageProxy::DataCallback(dataReference, callbackID));
2221 }
2222 #endif
2223
2224 void WebPage::getRenderTreeExternalRepresentation(uint64_t callbackID)
2225 {
2226     String resultString = renderTreeExternalRepresentation();
2227     send(Messages::WebPageProxy::StringCallback(resultString, callbackID));
2228 }
2229
2230 void WebPage::getSelectionOrContentsAsString(uint64_t callbackID)
2231 {
2232     String resultString = m_mainFrame->selectionAsString();
2233     if (resultString.isEmpty())
2234         resultString = m_mainFrame->contentsAsString();
2235     send(Messages::WebPageProxy::StringCallback(resultString, callbackID));
2236 }
2237
2238 void WebPage::getSourceForFrame(uint64_t frameID, uint64_t callbackID)
2239 {
2240     String resultString;
2241     if (WebFrame* frame = WebProcess::shared().webFrame(frameID))
2242        resultString = frame->source();
2243
2244     send(Messages::WebPageProxy::StringCallback(resultString, callbackID));
2245 }
2246
2247 void WebPage::getMainResourceDataOfFrame(uint64_t frameID, uint64_t callbackID)
2248 {
2249     CoreIPC::DataReference dataReference;
2250
2251     RefPtr<SharedBuffer> buffer;
2252     if (WebFrame* frame = WebProcess::shared().webFrame(frameID)) {
2253         if (DocumentLoader* loader = frame->coreFrame()->loader()->documentLoader()) {
2254             if ((buffer = loader->mainResourceData()))
2255                 dataReference = CoreIPC::DataReference(reinterpret_cast<const uint8_t*>(buffer->data()), buffer->size());
2256         }
2257     }
2258
2259     send(Messages::WebPageProxy::DataCallback(dataReference, callbackID));
2260 }
2261
2262 static PassRefPtr<SharedBuffer> resourceDataForFrame(Frame* frame, const KURL& resourceURL)
2263 {
2264     DocumentLoader* loader = frame->loader()->documentLoader();
2265     if (!loader)
2266         return 0;
2267
2268     RefPtr<ArchiveResource> subresource = loader->subresource(resourceURL);
2269     if (!subresource)
2270         return 0;
2271
2272     return subresource->data();
2273 }
2274
2275 void WebPage::getResourceDataFromFrame(uint64_t frameID, const String& resourceURLString, uint64_t callbackID)
2276 {
2277     CoreIPC::DataReference dataReference;
2278     KURL resourceURL(KURL(), resourceURLString);
2279
2280     RefPtr<SharedBuffer> buffer;
2281     if (WebFrame* frame = WebProcess::shared().webFrame(frameID)) {
2282         buffer = resourceDataForFrame(frame->coreFrame(), resourceURL);
2283         if (!buffer) {
2284             // Try to get the resource data from the cache.
2285             buffer = cachedResponseDataForURL(resourceURL);
2286         }
2287
2288         if (buffer)
2289             dataReference = CoreIPC::DataReference(reinterpret_cast<const uint8_t*>(buffer->data()), buffer->size());
2290     }
2291
2292     send(Messages::WebPageProxy::DataCallback(dataReference, callbackID));
2293 }
2294
2295 void WebPage::getWebArchiveOfFrame(uint64_t frameID, uint64_t callbackID)
2296 {
2297     CoreIPC::DataReference dataReference;
2298
2299 #if PLATFORM(MAC) || PLATFORM(WIN)
2300     RetainPtr<CFDataRef> data;
2301     if (WebFrame* frame = WebProcess::shared().webFrame(frameID)) {
2302         if ((data = frame->webArchiveData(0, 0)))
2303             dataReference = CoreIPC::DataReference(CFDataGetBytePtr(data.get()), CFDataGetLength(data.get()));
2304     }
2305 #endif
2306
2307     send(Messages::WebPageProxy::DataCallback(dataReference, callbackID));
2308 }
2309
2310 void WebPage::forceRepaintWithoutCallback()
2311 {
2312     m_drawingArea->forceRepaint();
2313 }
2314
2315 void WebPage::forceRepaint(uint64_t callbackID)
2316 {
2317     if (m_drawingArea->forceRepaintAsync(callbackID))
2318         return;
2319
2320     forceRepaintWithoutCallback();
2321     send(Messages::WebPageProxy::VoidCallback(callbackID));
2322 }
2323
2324 #if ENABLE(WEB_INTENTS)
2325 void WebPage::deliverIntentToFrame(uint64_t frameID, const IntentData& intentData)
2326 {
2327     WebFrame* frame = WebProcess::shared().webFrame(frameID);
2328     if (!frame)
2329         return;
2330
2331     frame->deliverIntent(intentData);
2332 }
2333 #endif
2334
2335 void WebPage::preferencesDidChange(const WebPreferencesStore& store)
2336 {
2337     WebPreferencesStore::removeTestRunnerOverrides();
2338     updatePreferences(store);
2339 }
2340
2341 void WebPage::updatePreferences(const WebPreferencesStore& store)
2342 {
2343     Settings* settings = m_page->settings();
2344
2345     m_tabToLinks = store.getBoolValueForKey(WebPreferencesKey::tabsToLinksKey());
2346
2347     // FIXME: This should be generated from macro expansion for all preferences,
2348     // but we currently don't match the naming of WebCore exactly so we are
2349     // handrolling the boolean and integer preferences until that is fixed.
2350
2351 #define INITIALIZE_SETTINGS(KeyUpper, KeyLower, TypeName, Type, DefaultValue) settings->set##KeyUpper(store.get##TypeName##ValueForKey(WebPreferencesKey::KeyLower##Key()));
2352
2353     FOR_EACH_WEBKIT_STRING_PREFERENCE(INITIALIZE_SETTINGS)
2354
2355 #undef INITIALIZE_SETTINGS
2356
2357     settings->setScriptEnabled(store.getBoolValueForKey(WebPreferencesKey::javaScriptEnabledKey()));
2358     settings->setLoadsImagesAutomatically(store.getBoolValueForKey(WebPreferencesKey::loadsImagesAutomaticallyKey()));
2359     settings->setLoadsSiteIconsIgnoringImageLoadingSetting(store.getBoolValueForKey(WebPreferencesKey::loadsSiteIconsIgnoringImageLoadingPreferenceKey()));
2360     settings->setPluginsEnabled(store.getBoolValueForKey(WebPreferencesKey::pluginsEnabledKey()));
2361     settings->setJavaEnabled(store.getBoolValueForKey(WebPreferencesKey::javaEnabledKey()));
2362     settings->setJavaEnabledForLocalFiles(store.getBoolValueForKey(WebPreferencesKey::javaEnabledForLocalFilesKey()));
2363     settings->setOfflineWebApplicationCacheEnabled(store.getBoolValueForKey(WebPreferencesKey::offlineWebApplicationCacheEnabledKey()));
2364     settings->setLocalStorageEnabled(store.getBoolValueForKey(WebPreferencesKey::localStorageEnabledKey()));
2365     settings->setXSSAuditorEnabled(store.getBoolValueForKey(WebPreferencesKey::xssAuditorEnabledKey()));
2366     settings->setFrameFlatteningEnabled(store.getBoolValueForKey(WebPreferencesKey::frameFlatteningEnabledKey()));
2367     settings->setPrivateBrowsingEnabled(store.getBoolValueForKey(WebPreferencesKey::privateBrowsingEnabledKey()));
2368     settings->setDeveloperExtrasEnabled(store.getBoolValueForKey(WebPreferencesKey::developerExtrasEnabledKey()));
2369     settings->setJavaScriptExperimentsEnabled(store.getBoolValueForKey(WebPreferencesKey::javaScriptExperimentsEnabledKey()));
2370     settings->setTextAreasAreResizable(store.getBoolValueForKey(WebPreferencesKey::textAreasAreResizableKey()));
2371     settings->setNeedsSiteSpecificQuirks(store.getBoolValueForKey(WebPreferencesKey::needsSiteSpecificQuirksKey()));
2372     settings->setJavaScriptCanOpenWindowsAutomatically(store.getBoolValueForKey(WebPreferencesKey::javaScriptCanOpenWindowsAutomaticallyKey()));
2373     settings->setForceFTPDirectoryListings(store.getBoolValueForKey(WebPreferencesKey::forceFTPDirectoryListingsKey()));
2374     settings->setDNSPrefetchingEnabled(store.getBoolValueForKey(WebPreferencesKey::dnsPrefetchingEnabledKey()));
2375 #if ENABLE(WEB_ARCHIVE)
2376     settings->setWebArchiveDebugModeEnabled(store.getBoolValueForKey(WebPreferencesKey::webArchiveDebugModeEnabledKey()));
2377 #endif
2378     settings->setLocalFileContentSniffingEnabled(store.getBoolValueForKey(WebPreferencesKey::localFileContentSniffingEnabledKey()));
2379     settings->setUsesPageCache(store.getBoolValueForKey(WebPreferencesKey::usesPageCacheKey()));
2380     settings->setPageCacheSupportsPlugins(store.getBoolValueForKey(WebPreferencesKey::pageCacheSupportsPluginsKey()));
2381     settings->setAuthorAndUserStylesEnabled(store.getBoolValueForKey(WebPreferencesKey::authorAndUserStylesEnabledKey()));
2382     settings->setPaginateDuringLayoutEnabled(store.getBoolValueForKey(WebPreferencesKey::paginateDuringLayoutEnabledKey()));
2383     settings->setDOMPasteAllowed(store.getBoolValueForKey(WebPreferencesKey::domPasteAllowedKey()));
2384     settings->setJavaScriptCanAccessClipboard(store.getBoolValueForKey(WebPreferencesKey::javaScriptCanAccessClipboardKey()));
2385     settings->setShouldPrintBackgrounds(store.getBoolValueForKey(WebPreferencesKey::shouldPrintBackgroundsKey()));
2386     settings->setWebSecurityEnabled(store.getBoolValueForKey(WebPreferencesKey::webSecurityEnabledKey()));
2387     settings->setAllowUniversalAccessFromFileURLs(store.getBoolValueForKey(WebPreferencesKey::allowUniversalAccessFromFileURLsKey()));
2388     settings->setAllowFileAccessFromFileURLs(store.getBoolValueForKey(WebPreferencesKey::allowFileAccessFromFileURLsKey()));
2389
2390     settings->setMinimumFontSize(store.getUInt32ValueForKey(WebPreferencesKey::minimumFontSizeKey()));
2391     settings->setMinimumLogicalFontSize(store.getUInt32ValueForKey(WebPreferencesKey::minimumLogicalFontSizeKey()));
2392     settings->setDefaultFontSize(store.getUInt32ValueForKey(WebPreferencesKey::defaultFontSizeKey()));
2393     settings->setDefaultFixedFontSize(store.getUInt32ValueForKey(WebPreferencesKey::defaultFixedFontSizeKey()));
2394     settings->setLayoutFallbackWidth(store.getUInt32ValueForKey(WebPreferencesKey::layoutFallbackWidthKey()));
2395     settings->setDeviceWidth(store.getUInt32ValueForKey(WebPreferencesKey::deviceWidthKey()));
2396     settings->setDeviceHeight(store.getUInt32ValueForKey(WebPreferencesKey::deviceHeightKey()));
2397     settings->setEditableLinkBehavior(static_cast<WebCore::EditableLinkBehavior>(store.getUInt32ValueForKey(WebPreferencesKey::editableLinkBehaviorKey())));
2398     settings->setShowsToolTipOverTruncatedText(store.getBoolValueForKey(WebPreferencesKey::showsToolTipOverTruncatedTextKey()));
2399
2400     settings->setAcceleratedCompositingEnabled(store.getBoolValueForKey(WebPreferencesKey::acceleratedCompositingEnabledKey()) && LayerTreeHost::supportsAcceleratedCompositing());
2401     settings->setAcceleratedDrawingEnabled(store.getBoolValueForKey(WebPreferencesKey::acceleratedDrawingEnabledKey()) && LayerTreeHost::supportsAcceleratedCompositing());
2402     settings->setCanvasUsesAcceleratedDrawing(store.getBoolValueForKey(WebPreferencesKey::canvasUsesAcceleratedDrawingKey()) && LayerTreeHost::supportsAcceleratedCompositing());
2403     settings->setShowDebugBorders(store.getBoolValueForKey(WebPreferencesKey::compositingBordersVisibleKey()));
2404     settings->setShowRepaintCounter(store.getBoolValueForKey(WebPreferencesKey::compositingRepaintCountersVisibleKey()));
2405     settings->setCSSCustomFilterEnabled(store.getBoolValueForKey(WebPreferencesKey::cssCustomFilterEnabledKey()));
2406     settings->setCSSRegionsEnabled(store.getBoolValueForKey(WebPreferencesKey::cssRegionsEnabledKey()));
2407     settings->setCSSGridLayoutEnabled(store.getBoolValueForKey(WebPreferencesKey::cssGridLayoutEnabledKey()));
2408     settings->setRegionBasedColumnsEnabled(store.getBoolValueForKey(WebPreferencesKey::regionBasedColumnsEnabledKey()));
2409     settings->setWebGLEnabled(store.getBoolValueForKey(WebPreferencesKey::webGLEnabledKey()));
2410     settings->setMediaPlaybackRequiresUserGesture(store.getBoolValueForKey(WebPreferencesKey::mediaPlaybackRequiresUserGestureKey()));
2411     settings->setMediaPlaybackAllowsInline(store.getBoolValueForKey(WebPreferencesKey::mediaPlaybackAllowsInlineKey()));
2412     settings->setMockScrollbarsEnabled(store.getBoolValueForKey(WebPreferencesKey::mockScrollbarsEnabledKey()));
2413     settings->setHyperlinkAuditingEnabled(store.getBoolValueForKey(WebPreferencesKey::hyperlinkAuditingEnabledKey()));
2414     settings->setRequestAnimationFrameEnabled(store.getBoolValueForKey(WebPreferencesKey::requestAnimationFrameEnabledKey()));
2415
2416     // <rdar://problem/10697417>: It is necessary to force compositing when accelerate drawing
2417     // is enabled on Mac so that scrollbars are always in their own layers.
2418 #if PLATFORM(MAC)
2419     if (settings->acceleratedDrawingEnabled())
2420         settings->setForceCompositingMode(LayerTreeHost::supportsAcceleratedCompositing());
2421     else
2422 #endif
2423         settings->setForceCompositingMode(store.getBoolValueForKey(WebPreferencesKey::forceCompositingModeKey()) && LayerTreeHost::supportsAcceleratedCompositing());
2424
2425 #if ENABLE(TIZEN_RUNTIME_BACKEND_SELECTION)
2426     if (!settings->acceleratedCompositingEnabled()) {
2427         settings->setAcceleratedCompositingFor3DTransformsEnabled(false);
2428         settings->setAcceleratedCompositingForVideoEnabled(false);
2429         settings->setAcceleratedCompositingForPluginsEnabled(false);
2430         settings->setAcceleratedCompositingForCanvasEnabled(false);
2431         settings->setAcceleratedCompositingForAnimationEnabled(false);
2432     }
2433 #endif
2434 #if ENABLE(TIZEN_WEBKIT2_MEMORY_SAVING_MODE)
2435     settings->setMemorySavingMode(WebProcess::shared().memorySavingModeEnabled());
2436 #endif
2437
2438 #if ENABLE(SQL_DATABASE)
2439     AbstractDatabase::setIsAvailable(store.getBoolValueForKey(WebPreferencesKey::databasesEnabledKey()));
2440 #endif
2441
2442 #if ENABLE(FULLSCREEN_API)
2443     settings->setFullScreenEnabled(store.getBoolValueForKey(WebPreferencesKey::fullScreenEnabledKey()));
2444 #endif
2445
2446 #if ENABLE(TIZEN_WEBKIT2_ASYNCHRONOUS_SPELLCHECKING)
2447     settings->setAsynchronousSpellCheckingEnabled(store.getBoolValueForKey(WebPreferencesKey::asynchronousSpellCheckingEnabledKey()));
2448 #endif
2449     settings->setLocalStorageDatabasePath(WebProcess::shared().localStorageDirectory());
2450
2451 #if USE(AVFOUNDATION)
2452     settings->setAVFoundationEnabled(store.getBoolValueForKey(WebPreferencesKey::isAVFoundationEnabledKey()));
2453 #endif
2454
2455 #if ENABLE(WEB_AUDIO)
2456     settings->setWebAudioEnabled(store.getBoolValueForKey(WebPreferencesKey::webAudioEnabledKey()));
2457 #endif
2458
2459     settings->setApplicationChromeMode(store.getBoolValueForKey(WebPreferencesKey::applicationChromeModeKey()));
2460     settings->setSuppressesIncrementalRendering(store.getBoolValueForKey(WebPreferencesKey::suppressesIncrementalRenderingKey()));
2461     settings->setBackspaceKeyNavigationEnabled(store.getBoolValueForKey(WebPreferencesKey::backspaceKeyNavigationEnabledKey()));
2462     settings->setWantsBalancedSetDefersLoadingBehavior(store.getBoolValueForKey(WebPreferencesKey::wantsBalancedSetDefersLoadingBehaviorKey()));
2463     settings->setCaretBrowsingEnabled(store.getBoolValueForKey(WebPreferencesKey::caretBrowsingEnabledKey()));
2464
2465 #if ENABLE(VIDEO_TRACK)
2466     settings->setShouldDisplaySubtitles(store.getBoolValueForKey(WebPreferencesKey::shouldDisplaySubtitlesKey()));
2467     settings->setShouldDisplayCaptions(store.getBoolValueForKey(WebPreferencesKey::shouldDisplayCaptionsKey()));
2468     settings->setShouldDisplayTextDescriptions(store.getBoolValueForKey(WebPreferencesKey::shouldDisplayTextDescriptionsKey()));
2469 #endif
2470
2471 #if ENABLE(NOTIFICATIONS) || ENABLE(LEGACY_NOTIFICATIONS)
2472     settings->setNotificationsEnabled(store.getBoolValueForKey(WebPreferencesKey::notificationsEnabledKey()));
2473 #endif
2474
2475     settings->setShouldRespectImageOrientation(store.getBoolValueForKey(WebPreferencesKey::shouldRespectImageOrientationKey()));
2476
2477 #if ENABLE(TIZEN_INDEXED_DATABASE)
2478     m_page->group().groupSettings()->setIndexedDBDatabasePath(WebProcess::shared().indexedDatabaseDirectory());
2479     m_page->group().groupSettings()->setIndexedDBQuotaBytes(0x6400000); //100M
2480 #endif
2481
2482     settings->setDiagnosticLoggingEnabled(store.getBoolValueForKey(WebPreferencesKey::diagnosticLoggingEnabledKey()));
2483
2484 #if ENABLE(TEXT_AUTOSIZING)
2485     settings->setTextAutosizingEnabled(store.getBoolValueForKey(WebPreferencesKey::textAutosizingEnabledKey()));
2486 #endif
2487
2488 #if ENABLE(TIZEN_FILE_SYSTEM)
2489     m_page->group().groupSettings()->setLocalFileSystemQuotaBytes(0x6400000); //100M
2490 #endif
2491
2492     platformPreferencesDidChange(store);
2493
2494     if (m_drawingArea)
2495         m_drawingArea->updatePreferences();
2496 }
2497
2498 #if ENABLE(INSPECTOR)
2499 WebInspector* WebPage::inspector()
2500 {
2501     if (m_isClosed)
2502         return 0;
2503     if (!m_inspector)
2504         m_inspector = WebInspector::create(this, m_inspectorClient);
2505     return m_inspector.get();
2506 }
2507 #endif
2508
2509 #if ENABLE(FULLSCREEN_API)
2510 WebFullScreenManager* WebPage::fullScreenManager()
2511 {
2512     if (!m_fullScreenManager)
2513         m_fullScreenManager = WebFullScreenManager::create(this);
2514     return m_fullScreenManager.get();
2515 }
2516 #endif
2517
2518 NotificationPermissionRequestManager* WebPage::notificationPermissionRequestManager()
2519 {
2520     if (m_notificationPermissionRequestManager)
2521         return m_notificationPermissionRequestManager.get();
2522
2523     m_notificationPermissionRequestManager = NotificationPermissionRequestManager::create(this);
2524     return m_notificationPermissionRequestManager.get();
2525 }
2526
2527 #if ENABLE(TIZEN_MEDIA_STREAM)
2528 UserMediaPermissionRequestManager* WebPage::userMediaPermissionRequestManager()
2529 {
2530     if (m_userMediaPermissionRequestManager)
2531         return m_userMediaPermissionRequestManager.get();
2532
2533     m_userMediaPermissionRequestManager = UserMediaPermissionRequestManager::create(this);
2534     return m_userMediaPermissionRequestManager.get();
2535 }
2536 #endif
2537
2538 #if !PLATFORM(GTK) && !PLATFORM(MAC)
2539 bool WebPage::handleEditingKeyboardEvent(KeyboardEvent* evt)
2540 {
2541     Node* node = evt->target()->toNode();
2542     ASSERT(node);
2543     Frame* frame = node->document()->frame();
2544     ASSERT(frame);
2545
2546     const PlatformKeyboardEvent* keyEvent = evt->keyEvent();
2547     if (!keyEvent)
2548         return false;
2549
2550     Editor::Command command = frame->editor()->command(interpretKeyEvent(evt));
2551
2552     if (keyEvent->type() == PlatformEvent::RawKeyDown) {
2553         // WebKit doesn't have enough information about mode to decide how commands that just insert text if executed via Editor should be treated,
2554         // so we leave it upon WebCore to either handle them immediately (e.g. Tab that changes focus) or let a keypress event be generated
2555         // (e.g. Tab that inserts a Tab character, or Enter).
2556         return !command.isTextInsertion() && command.execute(evt);
2557     }
2558
2559     if (command.execute(evt))
2560         return true;
2561
2562     // Don't allow text insertion for nodes that cannot edit.
2563     if (!frame->editor()->canEdit())
2564         return false;
2565
2566     // Don't insert null or control characters as they can result in unexpected behaviour
2567     if (evt->charCode() < ' ')
2568         return false;
2569
2570     return frame->editor()->insertText(evt->keyEvent()->text(), evt);
2571 }
2572 #endif
2573
2574 #if ENABLE(DRAG_SUPPORT)
2575
2576 #if PLATFORM(WIN)
2577 void WebPage::performDragControllerAction(uint64_t action, WebCore::IntPoint clientPosition, WebCore::IntPoint globalPosition, uint64_t draggingSourceOperationMask, const WebCore::DragDataMap& dataMap, uint32_t flags)
2578 {
2579     if (!m_page) {
2580         send(Messages::WebPageProxy::DidPerformDragControllerAction(WebCore::DragSession()));
2581         return;
2582     }
2583
2584     DragData dragData(dataMap, clientPosition, globalPosition, static_cast<DragOperation>(draggingSourceOperationMask), static_cast<DragApplicationFlags>(flags));
2585     switch (action) {
2586     case DragControllerActionEntered:
2587         send(Messages::WebPageProxy::DidPerformDragControllerAction(m_page->dragController()->dragEntered(&dragData)));
2588         break;
2589
2590     case DragControllerActionUpdated:
2591         send(Messages::WebPageProxy::DidPerformDragControllerAction(m_page->dragController()->dragUpdated(&dragData)));
2592         break;
2593
2594     case DragControllerActionExited:
2595         m_page->dragController()->dragExited(&dragData);
2596         break;
2597
2598     case DragControllerActionPerformDrag:
2599         m_page->dragController()->performDrag(&dragData);
2600         break;
2601
2602     default:
2603         ASSERT_NOT_REACHED();
2604     }
2605 }
2606
2607 #elif PLATFORM(QT) || PLATFORM(GTK) || ENABLE(TIZEN_DRAG_SUPPORT)
2608 void WebPage::performDragControllerAction(uint64_t action, WebCore::DragData dragData)
2609 {
2610     if (!m_page) {
2611         send(Messages::WebPageProxy::DidPerformDragControllerAction(WebCore::DragSession()));
2612 #if PLATFORM(QT)
2613         QMimeData* data = const_cast<QMimeData*>(dragData.platformData());
2614         delete data;
2615 #elif PLATFORM(GTK)
2616         DataObjectGtk* data = const_cast<DataObjectGtk*>(dragData.platformData());
2617         data->deref();
2618 #endif
2619 #if ENABLE(TIZEN_DRAG_SUPPORT)
2620         DataObjectTizen* data = const_cast<DataObjectTizen*>(dragData.platformData());
2621         data->deref();
2622 #endif
2623         return;
2624     }
2625
2626     switch (action) {
2627     case DragControllerActionEntered:
2628         send(Messages::WebPageProxy::DidPerformDragControllerAction(m_page->dragController()->dragEntered(&dragData)));
2629         break;
2630
2631     case DragControllerActionUpdated:
2632         send(Messages::WebPageProxy::DidPerformDragControllerAction(m_page->dragController()->dragUpdated(&dragData)));
2633         break;
2634
2635     case DragControllerActionExited:
2636         m_page->dragController()->dragExited(&dragData);
2637         break;
2638
2639     case DragControllerActionPerformDrag: {
2640         m_page->dragController()->performDrag(&dragData);
2641         break;
2642     }
2643
2644     default:
2645         ASSERT_NOT_REACHED();
2646     }
2647     // DragData does not delete its platformData so we need to do that here.
2648 #if PLATFORM(QT)
2649     QMimeData* data = const_cast<QMimeData*>(dragData.platformData());
2650     delete data;
2651 #elif PLATFORM(GTK)
2652     DataObjectGtk* data = const_cast<DataObjectGtk*>(dragData.platformData());
2653     data->deref();
2654 #endif
2655 #if ENABLE(TIZEN_DRAG_SUPPORT)
2656     DataObjectTizen* data = const_cast<DataObjectTizen*>(dragData.platformData());
2657     data->deref();
2658 #endif
2659 }
2660
2661 #else
2662 void WebPage::performDragControllerAction(uint64_t action, WebCore::IntPoint clientPosition, WebCore::IntPoint globalPosition, uint64_t draggingSourceOperationMask, const String& dragStorageName, uint32_t flags, const SandboxExtension::Handle& sandboxExtensionHandle, const SandboxExtension::HandleArray& sandboxExtensionsHandleArray)
2663 {
2664     if (!m_page) {
2665         send(Messages::WebPageProxy::DidPerformDragControllerAction(WebCore::DragSession()));
2666         return;
2667     }
2668
2669     DragData dragData(dragStorageName, clientPosition, globalPosition, static_cast<DragOperation>(draggingSourceOperationMask), static_cast<DragApplicationFlags>(flags));
2670     switch (action) {
2671     case DragControllerActionEntered:
2672         send(Messages::WebPageProxy::DidPerformDragControllerAction(m_page->dragController()->dragEntered(&dragData)));
2673         break;
2674
2675     case DragControllerActionUpdated:
2676         send(Messages::WebPageProxy::DidPerformDragControllerAction(m_page->dragController()->dragUpdated(&dragData)));
2677         break;
2678
2679     case DragControllerActionExited:
2680         m_page->dragController()->dragExited(&dragData);
2681         break;
2682
2683     case DragControllerActionPerformDrag: {
2684         ASSERT(!m_pendingDropSandboxExtension);
2685
2686         m_pendingDropSandboxExtension = SandboxExtension::create(sandboxExtensionHandle);
2687         for (size_t i = 0; i < sandboxExtensionsHandleArray.size(); i++) {
2688             if (RefPtr<SandboxExtension> extension = SandboxExtension::create(sandboxExtensionsHandleArray[i]))
2689                 m_pendingDropExtensionsForFileUpload.append(extension);
2690         }
2691
2692         m_page->dragController()->performDrag(&dragData);
2693
2694         // If we started loading a local file, the sandbox extension tracker would have adopted this
2695         // pending drop sandbox extension. If not, we'll play it safe and invalidate it.
2696         if (m_pendingDropSandboxExtension) {
2697             m_pendingDropSandboxExtension->invalidate();
2698             m_pendingDropSandboxExtension = nullptr;
2699         }
2700         for (size_t i = 0; i < m_pendingDropExtensionsForFileUpload.size(); i++)
2701             m_pendingDropExtensionsForFileUpload[i]->invalidate();
2702
2703         m_pendingDropExtensionsForFileUpload.clear();
2704         break;
2705     }
2706
2707     default:
2708         ASSERT_NOT_REACHED();
2709     }
2710 }
2711 #endif
2712
2713 void WebPage::dragEnded(WebCore::IntPoint clientPosition, WebCore::IntPoint globalPosition, uint64_t operation)
2714 {
2715     IntPoint adjustedClientPosition(clientPosition.x() + m_page->dragController()->dragOffset().x(), clientPosition.y() + m_page->dragController()->dragOffset().y());
2716     IntPoint adjustedGlobalPosition(globalPosition.x() + m_page->dragController()->dragOffset().x(), globalPosition.y() + m_page->dragController()->dragOffset().y());
2717
2718     m_page->dragController()->dragEnded();
2719     FrameView* view = m_page->mainFrame()->view();
2720     if (!view)
2721         return;
2722     // FIXME: These are fake modifier keys here, but they should be real ones instead.
2723     PlatformMouseEvent event(adjustedClientPosition, adjustedGlobalPosition, LeftButton, PlatformEvent::MouseMoved, 0, false, false, false, false, currentTime());
2724     m_page->mainFrame()->eventHandler()->dragSourceEndedAt(event, (DragOperation)operation);
2725 }
2726
2727 void WebPage::willPerformLoadDragDestinationAction()
2728 {
2729     m_sandboxExtensionTracker.willPerformLoadDragDestinationAction(m_pendingDropSandboxExtension.release());
2730 }
2731
2732 void WebPage::mayPerformUploadDragDestinationAction()
2733 {
2734     for (size_t i = 0; i < m_pendingDropExtensionsForFileUpload.size(); i++)
2735         m_pendingDropExtensionsForFileUpload[i]->consumePermanently();
2736     m_pendingDropExtensionsForFileUpload.clear();
2737 }
2738
2739 #endif // ENABLE(DRAG_SUPPORT)
2740
2741 WebUndoStep* WebPage::webUndoStep(uint64_t stepID)
2742 {
2743     return m_undoStepMap.get(stepID).get();
2744 }
2745
2746 void WebPage::addWebUndoStep(uint64_t stepID, WebUndoStep* entry)
2747 {
2748     m_undoStepMap.set(stepID, entry);
2749 }
2750
2751 void WebPage::removeWebEditCommand(uint64_t stepID)
2752 {
2753     m_undoStepMap.remove(stepID);
2754 }
2755
2756 void WebPage::unapplyEditCommand(uint64_t stepID)
2757 {
2758     WebUndoStep* step = webUndoStep(stepID);
2759     if (!step)
2760         return;
2761
2762     step->step()->unapply();
2763 }
2764
2765 void WebPage::reapplyEditCommand(uint64_t stepID)
2766 {
2767     WebUndoStep* step = webUndoStep(stepID);
2768     if (!step)
2769         return;
2770
2771     m_isInRedo = true;
2772     step->step()->reapply();
2773     m_isInRedo = false;
2774 }
2775
2776 void WebPage::didRemoveEditCommand(uint64_t commandID)
2777 {
2778     removeWebEditCommand(commandID);
2779 }
2780
2781 void WebPage::setActivePopupMenu(WebPopupMenu* menu)
2782 {
2783     m_activePopupMenu = menu;
2784 }
2785
2786 #if ENABLE(INPUT_TYPE_COLOR)
2787 void WebPage::setActiveColorChooser(WebColorChooser* colorChooser)
2788 {
2789     m_activeColorChooser = colorChooser;
2790 }
2791
2792 void WebPage::didEndColorChooser()
2793 {
2794     m_activeColorChooser->didEndChooser();
2795 }
2796
2797 void WebPage::didChooseColor(const WebCore::Color& color)
2798 {
2799     m_activeColorChooser->didChooseColor(color);
2800 }
2801 #endif
2802
2803 void WebPage::setActiveOpenPanelResultListener(PassRefPtr<WebOpenPanelResultListener> openPanelResultListener)
2804 {
2805     m_activeOpenPanelResultListener = openPanelResultListener;
2806 }
2807
2808 bool WebPage::findStringFromInjectedBundle(const String& target, FindOptions options)
2809 {
2810     return m_page->findString(target, options);
2811 }
2812
2813 void WebPage::findString(const String& string, uint32_t options, uint32_t maxMatchCount)
2814 {
2815     m_findController.findString(string, static_cast<FindOptions>(options), maxMatchCount);
2816 }
2817
2818 void WebPage::findStringMatches(const String& string, uint32_t options, uint32_t maxMatchCount)
2819 {
2820     m_findController.findStringMatches(string, static_cast<FindOptions>(options), maxMatchCount);
2821 }
2822
2823 void WebPage::getImageForFindMatch(uint32_t matchIndex)
2824 {
2825     m_findController.getImageForFindMatch(matchIndex);
2826 }
2827
2828 void WebPage::selectFindMatch(uint32_t matchIndex)
2829 {
2830     m_findController.selectFindMatch(matchIndex);
2831 }
2832
2833 void WebPage::hideFindUI()
2834 {
2835     m_findController.hideFindUI();
2836 }
2837
2838 void WebPage::countStringMatches(const String& string, uint32_t options, uint32_t maxMatchCount)
2839 {
2840     m_findController.countStringMatches(string, static_cast<FindOptions>(options), maxMatchCount);
2841 }
2842
2843 void WebPage::didChangeSelectedIndexForActivePopupMenu(int32_t newIndex)
2844 {
2845     changeSelectedIndex(newIndex);
2846
2847     // Since applictions on tizen may provide a way to select item more than one time,
2848     // we need to keep the active popup menu to allow repetitive selection.
2849 #if !OS(TIZEN)
2850     m_activePopupMenu = 0;
2851 #endif
2852 }
2853
2854 void WebPage::changeSelectedIndex(int32_t index)
2855 {
2856     if (!m_activePopupMenu)
2857         return;
2858
2859     m_activePopupMenu->didChangeSelectedIndex(index);
2860 }
2861
2862 void WebPage::didChooseFilesForOpenPanel(const Vector<String>& files)
2863 {
2864     if (!m_activeOpenPanelResultListener)
2865         return;
2866
2867     m_activeOpenPanelResultListener->didChooseFiles(files);
2868     m_activeOpenPanelResultListener = 0;
2869 }
2870
2871 void WebPage::didCancelForOpenPanel()
2872 {
2873     m_activeOpenPanelResultListener = 0;
2874 }
2875
2876 #if ENABLE(WEB_PROCESS_SANDBOX)
2877 void WebPage::extendSandboxForFileFromOpenPanel(const SandboxExtension::Handle& handle)
2878 {
2879     SandboxExtension::create(handle)->consumePermanently();
2880 }
2881 #endif
2882
2883 #if ENABLE(GEOLOCATION)
2884 void WebPage::didReceiveGeolocationPermissionDecision(uint64_t geolocationID, bool allowed)
2885 {
2886     m_geolocationPermissionRequestManager.didReceiveGeolocationPermissionDecision(geolocationID, allowed);
2887 }
2888 #endif
2889
2890 void WebPage::didReceiveNotificationPermissionDecision(uint64_t notificationID, bool allowed)
2891 {
2892     notificationPermissionRequestManager()->didReceiveNotificationPermissionDecision(notificationID, allowed);
2893 }
2894
2895 #if ENABLE(TIZEN_MEDIA_STREAM)
2896 void WebPage::didReceiveUserMediaPermissionDecision(uint64_t userMediaID, bool allowed)
2897 {
2898     userMediaPermissionRequestManager()->didReceiveUserMediaPermissionDecision(userMediaID, allowed);
2899 }
2900 #endif
2901
2902 void WebPage::advanceToNextMisspelling(bool startBeforeSelection)
2903 {
2904     Frame* frame = m_page->focusController()->focusedOrMainFrame();
2905     frame->editor()->advanceToNextMisspelling(startBeforeSelection);
2906 }
2907
2908 void WebPage::changeSpellingToWord(const String& word)
2909 {
2910     replaceSelectionWithText(m_page->focusController()->focusedOrMainFrame(), word);
2911 }
2912
2913 void WebPage::unmarkAllMisspellings()
2914 {
2915     for (Frame* frame = m_page->mainFrame(); frame; frame = frame->tree()->traverseNext()) {
2916         if (Document* document = frame->document())
2917             document->markers()->removeMarkers(DocumentMarker::Spelling);
2918     }
2919 }
2920
2921 void WebPage::unmarkAllBadGrammar()
2922 {
2923     for (Frame* frame = m_page->mainFrame(); frame; frame = frame->tree()->traverseNext()) {
2924         if (Document* document = frame->document())
2925             document->markers()->removeMarkers(DocumentMarker::Grammar);
2926     }
2927 }
2928
2929 #if USE(APPKIT)
2930 void WebPage::uppercaseWord()
2931 {
2932     m_page->focusController()->focusedOrMainFrame()->editor()->uppercaseWord();
2933 }
2934
2935 void WebPage::lowercaseWord()
2936 {
2937     m_page->focusController()->focusedOrMainFrame()->editor()->lowercaseWord();
2938 }
2939
2940 void WebPage::capitalizeWord()
2941 {
2942     m_page->focusController()->focusedOrMainFrame()->editor()->capitalizeWord();
2943 }
2944 #endif
2945
2946 void WebPage::setTextForActivePopupMenu(int32_t index)
2947 {
2948     if (!m_activePopupMenu)
2949         return;
2950
2951     m_activePopupMenu->setTextForIndex(index);
2952 }
2953
2954 #if PLATFORM(GTK)
2955 void WebPage::failedToShowPopupMenu()
2956 {
2957     if (!m_activePopupMenu)
2958         return;
2959
2960     m_activePopupMenu->client()->popupDidHide();
2961 }
2962 #endif
2963
2964 #if ENABLE(CONTEXT_MENUS)
2965 void WebPage::didSelectItemFromActiveContextMenu(const WebContextMenuItemData& item)
2966 {
2967     if (!m_contextMenu)
2968         return;
2969
2970     m_contextMenu->itemSelected(item);
2971     m_contextMenu = 0;
2972 }
2973 #endif
2974
2975 void WebPage::replaceSelectionWithText(Frame* frame, const String& text)
2976 {
2977     bool selectReplacement = true;
2978     bool smartReplace = false;
2979     return frame->editor()->replaceSelectionWithText(text, selectReplacement, smartReplace);
2980 }
2981
2982 void WebPage::clearSelection()
2983 {
2984     m_page->focusController()->focusedOrMainFrame()->selection()->clear();
2985 }
2986
2987 bool WebPage::mainFrameHasCustomRepresentation() const
2988 {
2989     if (Frame* frame = mainFrame())
2990         return static_cast<WebFrameLoaderClient*>(frame->loader()->client())->frameHasCustomRepresentation();
2991
2992     return false;
2993 }
2994
2995 void WebPage::didChangeScrollOffsetForMainFrame()
2996 {
2997     Frame* frame = m_page->mainFrame();
2998     IntPoint scrollPosition = frame->view()->scrollPosition();
2999     IntPoint maximumScrollPosition = frame->view()->maximumScrollPosition();
3000     IntPoint minimumScrollPosition = frame->view()->minimumScrollPosition();
3001
3002 #if PLATFORM(EFL) && OS(TIZEN)
3003     send(Messages::WebPageProxy::DidChangeScrollPositionForMainFrame(scrollPosition));
3004 #endif
3005
3006     bool isPinnedToLeftSide = (scrollPosition.x() <= minimumScrollPosition.x());
3007     bool isPinnedToRightSide = (scrollPosition.x() >= maximumScrollPosition.x());
3008
3009     if (isPinnedToLeftSide != m_cachedMainFrameIsPinnedToLeftSide || isPinnedToRightSide != m_cachedMainFrameIsPinnedToRightSide) {
3010         send(Messages::WebPageProxy::DidChangeScrollOffsetPinningForMainFrame(isPinnedToLeftSide, isPinnedToRightSide));
3011
3012         m_cachedMainFrameIsPinnedToLeftSide = isPinnedToLeftSide;
3013         m_cachedMainFrameIsPinnedToRightSide = isPinnedToRightSide;
3014     }
3015 }
3016
3017 void WebPage::mainFrameDidLayout()
3018 {
3019     unsigned pageCount = m_page->pageCount();
3020     if (pageCount != m_cachedPageCount) {
3021         send(Messages::WebPageProxy::DidChangePageCount(pageCount));
3022         m_cachedPageCount = pageCount;
3023     }
3024
3025     double red, green, blue, alpha;
3026     m_mainFrame->getDocumentBackgroundColor(&red, &green, &blue, &alpha);
3027     send(Messages::WebPageProxy::SetBackgroundColor(red, green, blue, alpha));
3028 }
3029
3030 void WebPage::addPluginView(PluginView* pluginView)
3031 {
3032     ASSERT(!m_pluginViews.contains(pluginView));
3033
3034     m_pluginViews.add(pluginView);
3035 }
3036
3037 void WebPage::removePluginView(PluginView* pluginView)
3038 {
3039     ASSERT(m_pluginViews.contains(pluginView));
3040
3041     m_pluginViews.remove(pluginView);
3042 }
3043
3044 #if PLATFORM(MAC)
3045 void WebPage::setWindowIsVisible(bool windowIsVisible)
3046 {
3047     m_windowIsVisible = windowIsVisible;
3048
3049     corePage()->focusController()->setContainingWindowIsVisible(windowIsVisible);
3050
3051     // Tell all our plug-in views that the window visibility changed.
3052     for (HashSet<PluginView*>::const_iterator it = m_pluginViews.begin(), end = m_pluginViews.end(); it != end; ++it)
3053         (*it)->setWindowIsVisible(windowIsVisible);
3054 }
3055
3056 void WebPage::windowAndViewFramesChanged(const WebCore::IntRect& windowFrameInScreenCoordinates, const WebCore::IntRect& viewFrameInWindowCoordinates, const WebCore::IntPoint& accessibilityViewCoordinates)
3057 {
3058     m_windowFrameInScreenCoordinates = windowFrameInScreenCoordinates;
3059     m_viewFrameInWindowCoordinates = viewFrameInWindowCoordinates;
3060     m_accessibilityPosition = accessibilityViewCoordinates;
3061
3062     // Tell all our plug-in views that the window and view frames have changed.
3063     for (HashSet<PluginView*>::const_iterator it = m_pluginViews.begin(), end = m_pluginViews.end(); it != end; ++it)
3064         (*it)->windowAndViewFramesChanged(windowFrameInScreenCoordinates, viewFrameInWindowCoordinates);
3065 }
3066 #endif
3067
3068 bool WebPage::windowIsFocused() const
3069 {
3070     return m_page->focusController()->isActive();
3071 }
3072
3073 bool WebPage::windowAndWebPageAreFocused() const
3074 {
3075 #if PLATFORM(MAC)
3076     if (!m_windowIsVisible)
3077         return false;
3078 #endif
3079     return m_page->focusController()->isFocused() && m_page->focusController()->isActive();
3080 }
3081
3082 void WebPage::didReceiveMessage(CoreIPC::Connection* connection, CoreIPC::MessageID messageID, CoreIPC::ArgumentDecoder* arguments)
3083 {
3084     if (messageID.is<CoreIPC::MessageClassDrawingArea>()) {
3085         if (m_drawingArea)
3086             m_drawingArea->didReceiveDrawingAreaMessage(connection, messageID, arguments);
3087         return;
3088     }
3089
3090 #if USE(TILED_BACKING_STORE) && USE(ACCELERATED_COMPOSITING)
3091     if (messageID.is<CoreIPC::MessageClassLayerTreeCoordinator>()) {
3092         if (m_drawingArea)
3093             m_drawingArea->didReceiveLayerTreeCoordinatorMessage(connection, messageID, arguments);
3094         return;
3095     }
3096 #endif
3097
3098 #if ENABLE(INSPECTOR)
3099     if (messageID.is<CoreIPC::MessageClassWebInspector>()) {
3100         if (WebInspector* inspector = this->inspector())
3101             inspector->didReceiveWebInspectorMessage(connection, messageID, arguments);
3102         return;
3103     }
3104 #endif
3105
3106 #if ENABLE(FULLSCREEN_API)
3107     if (messageID.is<CoreIPC::MessageClassWebFullScreenManager>()) {
3108         fullScreenManager()->didReceiveMessage(connection, messageID, arguments);
3109         return;
3110     }
3111 #endif
3112
3113     didReceiveWebPageMessage(connection, messageID, arguments);
3114 }
3115
3116 void WebPage::didReceiveSyncMessage(CoreIPC::Connection* connection, CoreIPC::MessageID messageID, CoreIPC::ArgumentDecoder* arguments, OwnPtr<CoreIPC::ArgumentEncoder>& reply)
3117 {
3118     didReceiveSyncWebPageMessage(connection, messageID, arguments, reply);
3119 }
3120
3121 InjectedBundleBackForwardList* WebPage::backForwardList()
3122 {
3123     if (!m_backForwardList)
3124         m_backForwardList = InjectedBundleBackForwardList::create(this);
3125     return m_backForwardList.get();
3126 }
3127
3128 #if PLATFORM(QT) || OS(TIZEN)
3129 #if ENABLE(TOUCH_ADJUSTMENT)
3130 void WebPage::findZoomableAreaForPoint(const WebCore::IntPoint& point, const WebCore::IntSize& area)
3131 {
3132     Node* node = 0;
3133     IntRect zoomableArea;
3134     bool foundAreaForTouchPoint = m_mainFrame->coreFrame()->eventHandler()->bestZoomableAreaForTouchPoint(point, IntSize(area.width() / 2, area.height() / 2), zoomableArea, node);
3135     ASSERT(node);
3136
3137     if (!foundAreaForTouchPoint)
3138         return;
3139
3140     send(Messages::WebPageProxy::DidFindZoomableArea(point, zoomableArea));
3141 }
3142
3143 #else
3144 void WebPage::findZoomableAreaForPoint(const WebCore::IntPoint& point, const WebCore::IntSize& area)
3145 {
3146     UNUSED_PARAM(area);
3147     Frame* mainframe = m_mainFrame->coreFrame();
3148     HitTestResult result = mainframe->eventHandler()->hitTestResultAtPoint(mainframe->view()->windowToContents(point), /*allowShadowContent*/ false, /*ignoreClipping*/ true);
3149
3150     Node* node = result.innerNode();
3151
3152     if (!node)
3153         return;
3154
3155 #if OS(TIZEN) // FIXME: This is to fix wrong codes of open source.
3156     IntRect zoomableArea = enclosingIntRect(node->getRect());
3157 #else
3158     IntRect zoomableArea = node->getRect();
3159 #endif
3160
3161     while (true) {
3162         bool found = !node->isTextNode() && !node->isShadowRoot();
3163
3164         // No candidate found, bail out.
3165         if (!found && !node->parentNode())
3166             return;
3167
3168         // Candidate found, and it is a better candidate than its parent.
3169         // NB: A parent is considered a better candidate iff the node is
3170         // contained by it and it is the only child.
3171         if (found && (!node->parentNode() || node->parentNode()->childNodeCount() != 1))
3172             break;
3173
3174         node = node->parentNode();
3175 #if OS(TIZEN) // FIXME: This is to fix wrong codes of open source.
3176         zoomableArea.unite(enclosingIntRect(node->getRect()));
3177 #else
3178         zoomableArea.unite(node->getRect());
3179 #endif
3180     }
3181
3182     if (node->document() && node->document()->frame() && node->document()->frame()->view()) {
3183         const ScrollView* view = node->document()->frame()->view();
3184         zoomableArea = view->contentsToWindow(zoomableArea);
3185     }
3186
3187     send(Messages::WebPageProxy::DidFindZoomableArea(point, zoomableArea));
3188 }
3189 #endif
3190 #endif
3191
3192 WebPage::SandboxExtensionTracker::~SandboxExtensionTracker()
3193 {
3194     invalidate();
3195 }
3196
3197 void WebPage::SandboxExtensionTracker::invalidate()
3198 {
3199     if (m_pendingProvisionalSandboxExtension) {
3200         m_pendingProvisionalSandboxExtension->invalidate();
3201         m_pendingProvisionalSandboxExtension = 0;
3202     }
3203
3204     if (m_provisionalSandboxExtension) {
3205         m_provisionalSandboxExtension->invalidate();
3206         m_provisionalSandboxExtension = 0;
3207     }
3208
3209     if (m_committedSandboxExtension) {
3210         m_committedSandboxExtension->invalidate();
3211         m_committedSandboxExtension = 0;
3212     }
3213 }
3214
3215 void WebPage::SandboxExtensionTracker::willPerformLoadDragDestinationAction(PassRefPtr<SandboxExtension> pendingDropSandboxExtension)
3216 {
3217     setPendingProvisionalSandboxExtension(pendingDropSandboxExtension);
3218 }
3219
3220 void WebPage::SandboxExtensionTracker::beginLoad(WebFrame* frame, const SandboxExtension::Handle& handle)
3221 {
3222     ASSERT(frame->isMainFrame());
3223
3224     setPendingProvisionalSandboxExtension(SandboxExtension::create(handle));
3225 }
3226
3227 void WebPage::SandboxExtensionTracker::setPendingProvisionalSandboxExtension(PassRefPtr<SandboxExtension> pendingProvisionalSandboxExtension)
3228 {
3229     // If we get two beginLoad calls in succession, without a provisional load starting, then
3230     // m_pendingProvisionalSandboxExtension will be non-null. Invalidate and null out the extension if that is the case.
3231     if (m_pendingProvisionalSandboxExtension) {
3232         m_pendingProvisionalSandboxExtension->invalidate();
3233         m_pendingProvisionalSandboxExtension = nullptr;
3234     }
3235
3236     m_pendingProvisionalSandboxExtension = pendingProvisionalSandboxExtension;
3237 }
3238
3239 static bool shouldReuseCommittedSandboxExtension(WebFrame* frame)
3240 {
3241     ASSERT(frame->isMainFrame());
3242
3243     FrameLoader* frameLoader = frame->coreFrame()->loader();
3244     FrameLoadType frameLoadType = frameLoader->loadType();
3245
3246     // If the page is being reloaded, it should reuse whatever extension is committed.
3247     if (frameLoadType == FrameLoadTypeReload || frameLoadType == FrameLoadTypeReloadFromOrigin)
3248         return true;
3249
3250     DocumentLoader* documentLoader = frameLoader->documentLoader();
3251     DocumentLoader* provisionalDocumentLoader = frameLoader->provisionalDocumentLoader();
3252     if (!documentLoader || !provisionalDocumentLoader)
3253         return false;
3254
3255     if (documentLoader->url().isLocalFile() && provisionalDocumentLoader->url().isLocalFile())
3256         return true;
3257
3258     return false;
3259 }
3260
3261 void WebPage::SandboxExtensionTracker::didStartProvisionalLoad(WebFrame* frame)
3262 {
3263     if (!frame->isMainFrame())
3264         return;
3265
3266     // We should only reuse the commited sandbox extension if it is not null. It can be
3267     // null if the last load was for an error page.
3268     if (m_committedSandboxExtension && shouldReuseCommittedSandboxExtension(frame)) {
3269         m_pendingProvisionalSandboxExtension = m_committedSandboxExtension.release();
3270         ASSERT(!m_committedSandboxExtension);
3271     }
3272
3273     ASSERT(!m_provisionalSandboxExtension);
3274
3275     m_provisionalSandboxExtension = m_pendingProvisionalSandboxExtension.release();
3276     if (!m_provisionalSandboxExtension)
3277         return;
3278
3279     m_provisionalSandboxExtension->consume();
3280 }
3281
3282 void WebPage::SandboxExtensionTracker::didCommitProvisionalLoad(WebFrame* frame)
3283 {
3284     if (!frame->isMainFrame())
3285         return;
3286
3287     // Generally, there should be no pending extension at this stage, but we can have one if UI process
3288     // has an out of date idea of WebProcess state, and initiates a load or reload without stopping an existing one.
3289     if (m_pendingProvisionalSandboxExtension) {
3290         m_pendingProvisionalSandboxExtension->invalidate();
3291         m_pendingProvisionalSandboxExtension = nullptr;
3292     }
3293
3294     // The provisional load has been committed. Invalidate the currently committed sandbox
3295     // extension and make the provisional sandbox extension the committed sandbox extension.
3296     if (m_committedSandboxExtension)
3297         m_committedSandboxExtension->invalidate();
3298
3299     m_committedSandboxExtension = m_provisionalSandboxExtension.release();
3300 }
3301
3302 void WebPage::SandboxExtensionTracker::didFailProvisionalLoad(WebFrame* frame)
3303 {
3304     if (!frame->isMainFrame())
3305         return;
3306
3307     // Generally, there should be no pending extension at this stage, but we can have one if UI process
3308     // has an out of date idea of WebProcess state, and initiates a load or reload without stopping an existing one.
3309     if (m_pendingProvisionalSandboxExtension) {
3310         m_pendingProvisionalSandboxExtension->invalidate();
3311         m_pendingProvisionalSandboxExtension = nullptr;
3312     }
3313
3314     if (!m_provisionalSandboxExtension)
3315         return;
3316
3317     m_provisionalSandboxExtension->invalidate();
3318     m_provisionalSandboxExtension = nullptr;
3319 }
3320
3321 bool WebPage::hasLocalDataForURL(const KURL& url)
3322 {
3323     if (url.isLocalFile())
3324         return true;
3325
3326     FrameLoader* frameLoader = m_page->mainFrame()->loader();
3327     DocumentLoader* documentLoader = frameLoader ? frameLoader->documentLoader() : 0;
3328     if (documentLoader && documentLoader->subresource(url))
3329         return true;
3330
3331     return platformHasLocalDataForURL(url);
3332 }
3333
3334 void WebPage::setCustomTextEncodingName(const String& encoding)
3335 {
3336     m_page->mainFrame()->loader()->reloadWithOverrideEncoding(encoding);
3337 }
3338
3339 void WebPage::didRemoveBackForwardItem(uint64_t itemID)
3340 {
3341     WebBackForwardListProxy::removeItem(itemID);
3342 }
3343
3344 #if PLATFORM(MAC)
3345
3346 bool WebPage::isSpeaking()
3347 {
3348     bool result;
3349     return sendSync(Messages::WebPageProxy::GetIsSpeaking(), Messages::WebPageProxy::GetIsSpeaking::Reply(result)) && result;
3350 }
3351
3352 void WebPage::speak(const String& string)
3353 {
3354     send(Messages::WebPageProxy::Speak(string));
3355 }
3356
3357 void WebPage::stopSpeaking()
3358 {
3359     send(Messages::WebPageProxy::StopSpeaking());
3360 }
3361
3362 #endif
3363
3364 #if PLATFORM(MAC)
3365 RetainPtr<PDFDocument> WebPage::pdfDocumentForPrintingFrame(Frame* coreFrame)
3366 {
3367     Document* document = coreFrame->document();
3368     if (!document)
3369         return 0;
3370
3371     if (!document->isPluginDocument())
3372         return 0;
3373
3374     PluginView* pluginView = static_cast<PluginView*>(toPluginDocument(document)->pluginWidget());
3375     if (!pluginView)
3376         return 0;
3377
3378     return pluginView->pdfDocumentForPrinting();
3379 }
3380 #endif // PLATFORM(MAC)
3381
3382 void WebPage::beginPrinting(uint64_t frameID, const PrintInfo& printInfo)
3383 {
3384     WebFrame* frame = WebProcess::shared().webFrame(frameID);
3385     if (!frame)
3386         return;
3387
3388     Frame* coreFrame = frame->coreFrame();
3389     if (!coreFrame)
3390         return;
3391
3392 #if PLATFORM(MAC)
3393     if (pdfDocumentForPrintingFrame(coreFrame))
3394         return;
3395 #endif // PLATFORM(MAC)
3396
3397     if (!m_printContext)
3398         m_printContext = adoptPtr(new PrintContext(coreFrame));
3399
3400     drawingArea()->setLayerTreeStateIsFrozen(true);
3401     m_printContext->begin(printInfo.availablePaperWidth, printInfo.availablePaperHeight);
3402
3403     float fullPageHeight;
3404     m_printContext->computePageRects(FloatRect(0, 0, printInfo.availablePaperWidth, printInfo.availablePaperHeight), 0, 0, printInfo.pageSetupScaleFactor, fullPageHeight, true);
3405
3406 #if PLATFORM(GTK)
3407     if (!m_printOperation)
3408         m_printOperation = WebPrintOperationGtk::create(this, printInfo);
3409 #endif
3410 }
3411
3412 void WebPage::endPrinting()
3413 {
3414     drawingArea()->setLayerTreeStateIsFrozen(false);
3415 #if PLATFORM(GTK)
3416     m_printOperation = 0;
3417 #endif
3418     m_printContext = nullptr;
3419 }
3420
3421 void WebPage::computePagesForPrinting(uint64_t frameID, const PrintInfo& printInfo, uint64_t callbackID)
3422 {
3423     Vector<IntRect> resultPageRects;
3424     double resultTotalScaleFactorForPrinting = 1;
3425
3426     beginPrinting(frameID, printInfo);
3427
3428     if (m_printContext) {
3429         resultPageRects = m_printContext->pageRects();
3430         resultTotalScaleFactorForPrinting = m_printContext->computeAutomaticScaleFactor(FloatSize(printInfo.availablePaperWidth, printInfo.availablePaperHeight)) * printInfo.pageSetupScaleFactor;
3431     }
3432 #if PLATFORM(MAC)
3433     else
3434         computePagesForPrintingPDFDocument(frameID, printInfo, resultPageRects);
3435 #endif // PLATFORM(MAC)
3436
3437     // If we're asked to print, we should actually print at least a blank page.
3438     if (resultPageRects.isEmpty())
3439         resultPageRects.append(IntRect(0, 0, 1, 1));
3440
3441     send(Messages::WebPageProxy::ComputedPagesCallback(resultPageRects, resultTotalScaleFactorForPrinting, callbackID));
3442 }
3443
3444 #if PLATFORM(MAC) || PLATFORM(WIN)
3445 void WebPage::drawRectToPDF(uint64_t frameID, const PrintInfo& printInfo, const WebCore::IntRect& rect, uint64_t callbackID)
3446 {
3447     WebFrame* frame = WebProcess::shared().webFrame(frameID);
3448     Frame* coreFrame = frame ? frame->coreFrame() : 0;
3449
3450     RetainPtr<CFMutableDataRef> pdfPageData(AdoptCF, CFDataCreateMutable(0, 0));
3451
3452 #if USE(CG)
3453     if (coreFrame) {
3454 #if PLATFORM(MAC)
3455         ASSERT(coreFrame->document()->printing() || pdfDocumentForPrintingFrame(coreFrame));
3456 #else
3457         ASSERT(coreFrame->document()->printing());
3458 #endif
3459
3460         // FIXME: Use CGDataConsumerCreate with callbacks to avoid copying the data.
3461         RetainPtr<CGDataConsumerRef> pdfDataConsumer(AdoptCF, CGDataConsumerCreateWithCFData(pdfPageData.get()));
3462
3463         CGRect mediaBox = CGRectMake(0, 0, rect.width(), rect.height());
3464         RetainPtr<CGContextRef> context(AdoptCF, CGPDFContextCreate(pdfDataConsumer.get(), &mediaBox, 0));
3465         RetainPtr<CFDictionaryRef> pageInfo(AdoptCF, CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks));
3466         CGPDFContextBeginPage(context.get(), pageInfo.get());
3467
3468 #if PLATFORM(MAC)
3469         if (RetainPtr<PDFDocument> pdfDocument = pdfDocumentForPrintingFrame(coreFrame)) {
3470             ASSERT(!m_printContext);
3471             drawRectToPDFFromPDFDocument(context.get(), pdfDocument.get(), printInfo, rect);
3472         } else
3473 #endif
3474         {
3475             GraphicsContext ctx(context.get());
3476             ctx.scale(FloatSize(1, -1));
3477             ctx.translate(0, -rect.height());
3478             m_printContext->spoolRect(ctx, rect);
3479         }
3480
3481         CGPDFContextEndPage(context.get());
3482         CGPDFContextClose(context.get());
3483     }
3484 #endif
3485
3486     send(Messages::WebPageProxy::DataCallback(CoreIPC::DataReference(CFDataGetBytePtr(pdfPageData.get()), CFDataGetLength(pdfPageData.get())), callbackID));
3487 }
3488
3489 void WebPage::drawPagesToPDF(uint64_t frameID, const PrintInfo& printInfo, uint32_t first, uint32_t count, uint64_t callbackID)
3490 {
3491     WebFrame* frame = WebProcess::shared().webFrame(frameID);
3492     Frame* coreFrame = frame ? frame->coreFrame() : 0;
3493
3494     RetainPtr<CFMutableDataRef> pdfPageData(AdoptCF, CFDataCreateMutable(0, 0));
3495
3496 #if USE(CG)
3497     if (coreFrame) {
3498
3499 #if PLATFORM(MAC)
3500         ASSERT(coreFrame->document()->printing() || pdfDocumentForPrintingFrame(coreFrame));
3501 #else
3502         ASSERT(coreFrame->document()->printing());
3503 #endif
3504
3505         // FIXME: Use CGDataConsumerCreate with callbacks to avoid copying the data.
3506         RetainPtr<CGDataConsumerRef> pdfDataConsumer(AdoptCF, CGDataConsumerCreateWithCFData(pdfPageData.get()));
3507
3508         CGRect mediaBox = (m_printContext && m_printContext->pageCount()) ? m_printContext->pageRect(0) : CGRectMake(0, 0, printInfo.availablePaperWidth, printInfo.availablePaperHeight);
3509         RetainPtr<CGContextRef> context(AdoptCF, CGPDFContextCreate(pdfDataConsumer.get(), &mediaBox, 0));
3510
3511 #if PLATFORM(MAC)
3512         if (RetainPtr<PDFDocument> pdfDocument = pdfDocumentForPrintingFrame(coreFrame)) {
3513             ASSERT(!m_printContext);
3514             drawPagesToPDFFromPDFDocument(context.get(), pdfDocument.get(), printInfo, first, count);
3515         } else
3516 #endif
3517         {
3518             size_t pageCount = m_printContext->pageCount();
3519             for (uint32_t page = first; page < first + count; ++page) {
3520                 if (page >= pageCount)
3521                     break;
3522
3523                 RetainPtr<CFDictionaryRef> pageInfo(AdoptCF, CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks));
3524                 CGPDFContextBeginPage(context.get(), pageInfo.get());
3525
3526                 GraphicsContext ctx(context.get());
3527                 ctx.scale(FloatSize(1, -1));
3528                 ctx.translate(0, -m_printContext->pageRect(page).height());
3529                 m_printContext->spoolPage(ctx, page, m_printContext->pageRect(page).width());
3530
3531                 CGPDFContextEndPage(context.get());
3532             }
3533         }
3534         CGPDFContextClose(context.get());
3535     }
3536 #endif
3537
3538     send(Messages::WebPageProxy::DataCallback(CoreIPC::DataReference(CFDataGetBytePtr(pdfPageData.get()), CFDataGetLength(pdfPageData.get())), callbackID));
3539 }
3540
3541 #elif PLATFORM(GTK)
3542
3543 void WebPage::drawPagesForPrinting(uint64_t frameID, const PrintInfo& printInfo, uint64_t callbackID)
3544 {
3545     beginPrinting(frameID, printInfo);
3546     if (m_printContext && m_printOperation) {
3547         m_printOperation->startPrint(m_printContext.get(), callbackID);
3548         return;
3549     }
3550
3551     send(Messages::WebPageProxy::VoidCallback(callbackID));
3552 }
3553 #endif
3554
3555 #if ENABLE(TIZEN_SUPPORT_WEBAPP_META_TAG)
3556 void WebPage::getWebAppCapable(uint64_t callbackID)
3557 {
3558     RefPtr<WebCore::NodeList> nodeList = mainFrame()->document()->getElementsByTagName("meta");
3559     bool capable = false;
3560
3561     for (unsigned i = 0; i < nodeList->length(); i++) {
3562         WebCore::HTMLMetaElement* metaElement = static_cast<WebCore::HTMLMetaElement*>(nodeList->item(i));
3563         if (metaElement->name() == "apple-mobile-web-app-capable") {
3564             capable = metaElement->content() == "yes" ? true : false;
3565             break;
3566         }
3567     }
3568
3569     send(Messages::WebPageProxy::DidGetWebAppCapable(capable, callbackID));
3570 }
3571
3572 void WebPage::getWebAppIconURL(uint64_t callbackID)
3573 {
3574     RefPtr<WebCore::NodeList> nodeList = mainFrame()->document()->getElementsByTagName("link");
3575     String iconURL;
3576
3577     for (unsigned i = 0; i < nodeList->length(); i++) {
3578         WebCore::HTMLLinkElement* linkElement = static_cast<WebCore::HTMLLinkElement*>(nodeList->item(i));
3579         if (linkElement->rel() == "apple-touch-icon" || linkElement->rel() == "apple-touch-icon-precomposed")
3580             iconURL = linkElement->href().string();
3581     }
3582
3583     send(Messages::WebPageProxy::DidGetWebAppIconURL(iconURL, callbackID));
3584 }
3585
3586 void WebPage::getWebAppIconURLs(uint64_t callbackID)
3587 {
3588     RefPtr<WebCore::NodeList> nodeList = mainFrame()->document()->getElementsByTagName("link");
3589     Vector<std::pair<String, String> > iconURLs;
3590
3591     for (unsigned i = 0; i < nodeList->length(); i++) {
3592         WebCore::HTMLLinkElement* linkElement = static_cast<WebCore::HTMLLinkElement*>(nodeList->item(i));
3593         if (linkElement->rel() == "apple-touch-icon" || linkElement->rel() == "apple-touch-icon-precomposed")
3594             iconURLs.append(pair<String, String>(linkElement->href().string(), linkElement->iconSizes()));
3595     }
3596
3597     send(Messages::WebPageProxy::DidGetWebAppIconURLs(iconURLs, callbackID));
3598 }
3599 #endif
3600
3601 void WebPage::setMediaVolume(float volume)
3602 {
3603     m_page->setMediaVolume(volume);
3604 }
3605
3606 void WebPage::runModal()
3607 {
3608     if (m_isClosed)
3609         return;
3610     if (m_isRunningModal)
3611         return;
3612
3613     m_isRunningModal = true;
3614     send(Messages::WebPageProxy::RunModal());
3615     RunLoop::run();
3616     ASSERT(!m_isRunningModal);
3617 }
3618
3619 void WebPage::setMemoryCacheMessagesEnabled(bool memoryCacheMessagesEnabled)
3620 {
3621     m_page->setMemoryCacheClientCallsEnabled(memoryCacheMessagesEnabled);
3622 }
3623
3624 bool WebPage::canHandleRequest(const WebCore::ResourceRequest& request)
3625 {
3626     if (SchemeRegistry::shouldLoadURLSchemeAsEmptyDocument(request.url().protocol()))
3627         return true;
3628     return platformCanHandleRequest(request);
3629 }
3630
3631 #if PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
3632 void WebPage::handleAlternativeTextUIResult(const String& result)
3633 {
3634     Frame* frame = m_page->focusController()->focusedOrMainFrame();
3635     if (!frame)
3636         return;
3637     frame->editor()->handleAlternativeTextUIResult(result);
3638 }
3639 #endif
3640
3641 void WebPage::simulateMouseDown(int button, WebCore::IntPoint position, int clickCount, WKEventModifiers modifiers, double time)
3642 {
3643     mouseEvent(WebMouseEvent(WebMouseEvent::MouseDown, static_cast<WebMouseEvent::Button>(button), position, position, 0, 0, 0, clickCount, static_cast<WebMouseEvent::Modifiers>(modifiers), time));
3644 }
3645
3646 void WebPage::simulateMouseUp(int button, WebCore::IntPoint position, int clickCount, WKEventModifiers modifiers, double time)
3647 {
3648     mouseEvent(WebMouseEvent(WebMouseEvent::MouseUp, static_cast<WebMouseEvent::Button>(button), position, position, 0, 0, 0, clickCount, static_cast<WebMouseEvent::Modifiers>(modifiers), time));
3649 }
3650
3651 void WebPage::simulateMouseMotion(WebCore::IntPoint position, double time)
3652 {
3653     mouseEvent(WebMouseEvent(WebMouseEvent::MouseMove, WebMouseEvent::NoButton, position, position, 0, 0, 0, 0, WebMouseEvent::Modifiers(), time));
3654 }
3655
3656 void WebPage::setCompositionForTesting(const String& compositionString, uint64_t from, uint64_t length)
3657 {
3658     Frame* frame = m_page->focusController()->focusedOrMainFrame();
3659     if (!frame || !frame->editor()->canEdit())
3660         return;
3661
3662     Vector<CompositionUnderline> underlines;
3663     underlines.append(CompositionUnderline(0, compositionString.length(), Color(Color::black), false));
3664     frame->editor()->setComposition(compositionString, underlines, from, from + length);
3665 }
3666
3667 bool WebPage::hasCompositionForTesting()
3668 {
3669     Frame* frame = m_page->focusController()->focusedOrMainFrame();
3670     return frame && frame->editor()->hasComposition();
3671 }
3672
3673 void WebPage::confirmCompositionForTesting(const String& compositionString)
3674 {
3675     Frame* frame = m_page->focusController()->focusedOrMainFrame();
3676     if (!frame || !frame->editor()->canEdit())
3677         return;
3678
3679     if (compositionString.isNull())
3680         frame->editor()->confirmComposition();
3681     frame->editor()->confirmComposition(compositionString);
3682 }
3683
3684 void WebPage::numWheelEventHandlersChanged(unsigned numWheelEventHandlers)
3685 {
3686     if (m_numWheelEventHandlers == numWheelEventHandlers)
3687         return;
3688
3689     m_numWheelEventHandlers = numWheelEventHandlers;
3690     recomputeShortCircuitHorizontalWheelEventsState();
3691 }
3692
3693 static bool hasEnabledHorizontalScrollbar(ScrollableArea* scrollableArea)
3694 {
3695     if (Scrollbar* scrollbar = scrollableArea->horizontalScrollbar())
3696         return scrollbar->enabled();
3697
3698     return false;
3699 }
3700
3701 static bool pageContainsAnyHorizontalScrollbars(Frame* mainFrame)
3702 {
3703     if (FrameView* frameView = mainFrame->view()) {
3704         if (hasEnabledHorizontalScrollbar(frameView))
3705             return true;
3706     }
3707
3708     for (Frame* frame = mainFrame; frame; frame = frame->tree()->traverseNext()) {
3709         FrameView* frameView = frame->view();
3710         if (!frameView)
3711             continue;
3712
3713         const HashSet<ScrollableArea*>* scrollableAreas = frameView->scrollableAreas();
3714         if (!scrollableAreas)
3715             continue;
3716
3717         for (HashSet<ScrollableArea*>::const_iterator it = scrollableAreas->begin(), end = scrollableAreas->end(); it != end; ++it) {
3718             ScrollableArea* scrollableArea = *it;
3719             if (!scrollableArea->isOnActivePage())
3720                 continue;
3721
3722             if (hasEnabledHorizontalScrollbar(scrollableArea))
3723                 return true;
3724         }
3725     }
3726
3727     return false;
3728 }
3729
3730 void WebPage::recomputeShortCircuitHorizontalWheelEventsState()
3731 {
3732     bool canShortCircuitHorizontalWheelEvents = !m_numWheelEventHandlers;
3733
3734     if (canShortCircuitHorizontalWheelEvents) {
3735         // Check if we have any horizontal scroll bars on the page.
3736         if (pageContainsAnyHorizontalScrollbars(mainFrame()))
3737             canShortCircuitHorizontalWheelEvents = false;
3738     }
3739
3740     if (m_canShortCircuitHorizontalWheelEvents == canShortCircuitHorizontalWheelEvents)
3741         return;
3742
3743     m_canShortCircuitHorizontalWheelEvents = canShortCircuitHorizontalWheelEvents;
3744     send(Messages::WebPageProxy::SetCanShortCircuitHorizontalWheelEvents(m_canShortCircuitHorizontalWheelEvents));
3745 }
3746
3747 Frame* WebPage::mainFrame() const
3748 {
3749     return m_page ? m_page->mainFrame() : 0;
3750 }
3751
3752 FrameView* WebPage::mainFrameView() const
3753 {
3754     if (Frame* frame = mainFrame())
3755         return frame->view();
3756
3757     return 0;
3758 }
3759
3760 #if ENABLE(PAGE_VISIBILITY_API)
3761 void WebPage::setVisibilityState(int visibilityState, bool isInitialState)
3762 {
3763     if (!m_page)
3764         return;
3765
3766     WebCore::PageVisibilityState state = static_cast<WebCore::PageVisibilityState>(visibilityState);
3767
3768     if (m_visibilityState == state)
3769         return;
3770
3771     FrameView* view = m_page->mainFrame() ? m_page->mainFrame()->view() : 0;
3772
3773     if (state == WebCore::PageVisibilityStateVisible) {
3774         m_page->didMoveOnscreen();
3775         if (view)
3776             view->show();
3777     }
3778
3779     m_page->setVisibilityState(state, isInitialState);
3780     m_visibilityState = state;
3781
3782     if (state == WebCore::PageVisibilityStateHidden) {
3783         m_page->willMoveOffscreen();
3784         if (view)
3785             view->hide();
3786     }
3787 }
3788 #endif
3789
3790 #if ENABLE(TIZEN_NATIVE_MEMORY_SNAPSHOT)
3791 const char* dumpFileName = "/tmp/webkit_memory";
3792 char* lastUrl = 0;
3793
3794 void dumpMemorySnapshotForUrl(char* url)
3795 {
3796     PrintFormat format = PRINT_FORMAT_JSON;
3797     FILE* fp = 0;
3798     fp = fopen(dumpFileName, "a");
3799     if (fp) {
3800         if (format == PRINT_FORMAT_JSON)
3801             fprintf(fp, "{");
3802         else
3803             fprintf(fp, "URL:%s\n", url);
3804         fprintf(fp, "%s", memoryPage(format).utf8().data());
3805         if (format == PRINT_FORMAT_JSON)
3806             fprintf(fp, "\"URL\":\"%s\"}\n", url);
3807         fclose(fp);
3808     }
3809     lastUrl = url;
3810 }
3811
3812 void dumpMemorySnapshot()
3813 {
3814     dumpMemorySnapshotForUrl(lastUrl);
3815 }
3816
3817 void WebPage::dumpMemorySnapshot()
3818 {
3819     char* url = strdup(mainWebFrame()->url().utf8().data());
3820     if (lastUrl)
3821         free(lastUrl);
3822     lastUrl = url;
3823 }
3824 #endif
3825
3826 } // namespace WebKit