void WebSharedWorkerImpl::initializeLoader(const WebURL& url)
{
// Create 'shadow page'. This page is never displayed, it is used to proxy the
// loading requests from the worker context to the rest of WebKit and Chromium
// infrastructure.
ASSERT(!m_webView);
m_webView = WebView::create(0);
m_webView->settings()->setOfflineWebApplicationCacheEnabled(WebRuntimeFeatures::isApplicationCacheEnabled());
// FIXME: Settings information should be passed to the Worker process from Browser process when the worker
// is created (similar to RenderThread::OnCreateNewView).
m_mainFrame = WebFrame::create(this);
m_webView->setMainFrame(m_mainFrame);
WebFrameImpl* webFrame = toWebFrameImpl(m_webView->mainFrame());
// Construct substitute data source for the 'shadow page'. We only need it
// to have same origin as the worker so the loading checks work correctly.
CString content("");
int length = static_cast<int>(content.length());
RefPtr<SharedBuffer> buffer(SharedBuffer::create(content.data(), length));
webFrame->frame()->loader().load(FrameLoadRequest(0, ResourceRequest(url), SubstituteData(buffer, "text/html", "UTF-8", KURL())));
// This document will be used as 'loading context' for the worker.
m_loadingDocument = webFrame->frame()->document();
}
Frame* FrameLoaderClientHl::dispatchCreatePage()
{
struct WindowFeatures features;
Page* page = m_webFrame->GetFrame()->page()->chrome()->createWindow(
m_webFrame->GetFrame(), FrameLoadRequest(), features);
return page->mainFrame();
}
void WebSharedWorkerImpl::loadShadowPage()
{
// Construct substitute data source for the 'shadow page'. We only need it
// to have same origin as the worker so the loading checks work correctly.
CString content("");
RefPtr<SharedBuffer> buffer(SharedBuffer::create(content.data(), content.length()));
m_mainFrame->frame()->loader().load(FrameLoadRequest(0, ResourceRequest(m_url), SubstituteData(buffer, "text/html", "UTF-8", KURL())));
}
static void openNewWindow(const KURL& urlToLoad, Frame* frame)
{
if (Page* oldPage = frame->page()) {
WindowFeatures features;
if (Page* newPage = oldPage->chrome()->createWindow(frame, FrameLoadRequest(ResourceRequest(urlToLoad, frame->loader()->outgoingReferrer())), features))
newPage->chrome()->show();
}
}
bool MockPagePopup::initialize()
{
const char scriptToSetUpPagePopupController[] = "<script>window.pagePopupController = parent.internals.pagePopupController;</script>";
RefPtr<SharedBuffer> data = SharedBuffer::create(scriptToSetUpPagePopupController, sizeof(scriptToSetUpPagePopupController));
m_popupClient->writeDocument(data.get());
LocalFrame* localFrame = toLocalFrame(m_iframe->contentFrame());
if (!localFrame)
return false;
localFrame->loader().load(FrameLoadRequest(0, blankURL(), SubstituteData(data, "text/html", "UTF-8", KURL(), ForceSynchronousLoad)));
return true;
}
void fire(LocalFrame* frame) override
{
OwnPtr<UserGestureIndicator> gestureIndicator = createUserGestureIndicator();
ResourceRequest resourceRequest =
frame->loader().resourceRequestForReload(FrameLoadTypeReload, KURL(), ClientRedirect);
if (resourceRequest.isNull())
return;
FrameLoadRequest request = FrameLoadRequest(nullptr, resourceRequest);
request.setClientRedirect(ClientRedirect);
frame->loader().load(request, FrameLoadTypeReload);
}
bool WebPagePopupImpl::initializePage() {
Page::PageClients pageClients;
fillWithEmptyClients(pageClients);
m_chromeClient = PagePopupChromeClient::create(this);
pageClients.chromeClient = m_chromeClient.get();
Settings& mainSettings = m_webView->page()->settings();
m_page = Page::create(pageClients);
m_page->settings().setScriptEnabled(true);
m_page->settings().setAllowScriptsToCloseWindows(true);
m_page->settings().setDeviceSupportsTouch(mainSettings.deviceSupportsTouch());
m_page->settings().setMinimumFontSize(mainSettings.minimumFontSize());
m_page->settings().setMinimumLogicalFontSize(
mainSettings.minimumLogicalFontSize());
// FIXME: Should we support enabling a11y while a popup is shown?
m_page->settings().setAccessibilityEnabled(
mainSettings.accessibilityEnabled());
m_page->settings().setScrollAnimatorEnabled(
mainSettings.scrollAnimatorEnabled());
provideContextFeaturesTo(*m_page, WTF::makeUnique<PagePopupFeaturesClient>());
DEFINE_STATIC_LOCAL(FrameLoaderClient, emptyFrameLoaderClient,
(EmptyFrameLoaderClient::create()));
LocalFrame* frame =
LocalFrame::create(&emptyFrameLoaderClient, &m_page->frameHost(), 0);
frame->setPagePopupOwner(m_popupClient->ownerElement());
frame->setView(FrameView::create(*frame));
frame->init();
frame->view()->setParentVisible(true);
frame->view()->setSelfVisible(true);
frame->view()->setTransparent(false);
if (AXObjectCache* cache =
m_popupClient->ownerElement().document().existingAXObjectCache())
cache->childrenChanged(&m_popupClient->ownerElement());
DCHECK(frame->domWindow());
PagePopupSupplement::install(*frame, *this, m_popupClient);
DCHECK_EQ(m_popupClient->ownerElement().document().existingAXObjectCache(),
frame->document()->existingAXObjectCache());
RefPtr<SharedBuffer> data = SharedBuffer::create();
m_popupClient->writeDocument(data.get());
frame->loader().load(FrameLoadRequest(
0, blankURL(), SubstituteData(data, "text/html", "UTF-8", KURL(),
ForceSynchronousLoad)));
frame->setPageZoomFactor(m_popupClient->zoomFactor());
return true;
}
bool SVGImage::dataChanged(bool allDataReceived)
{
TRACE_EVENT0("webkit", "SVGImage::dataChanged");
// Don't do anything if is an empty image.
if (!data()->size())
return true;
if (allDataReceived) {
static FrameLoaderClient* dummyFrameLoaderClient = new EmptyFrameLoaderClient;
Page::PageClients pageClients;
fillWithEmptyClients(pageClients);
m_chromeClient = adoptPtr(new SVGImageChromeClient(this));
pageClients.chromeClient = m_chromeClient.get();
// FIXME: If this SVG ends up loading itself, we might leak the world.
// The Cache code does not know about ImageResources holding Frames and
// won't know to break the cycle.
// This will become an issue when SVGImage will be able to load other
// SVGImage objects, but we're safe now, because SVGImage can only be
// loaded by a top-level document.
OwnPtr<Page> page = adoptPtr(new Page(pageClients));
page->settings().setScriptEnabled(false);
page->settings().setPluginsEnabled(false);
page->settings().setAcceleratedCompositingEnabled(false);
RefPtr<LocalFrame> frame = LocalFrame::create(dummyFrameLoaderClient, &page->frameHost(), 0);
frame->setView(FrameView::create(frame.get()));
frame->init();
FrameLoader& loader = frame->loader();
loader.forceSandboxFlags(SandboxAll);
frame->view()->setScrollbarsSuppressed(true);
frame->view()->setCanHaveScrollbars(false); // SVG Images will always synthesize a viewBox, if it's not available, and thus never see scrollbars.
frame->view()->setTransparent(true); // SVG Images are transparent.
m_page = page.release();
loader.load(FrameLoadRequest(0, blankURL(), SubstituteData(data(), "image/svg+xml", "UTF-8", KURL(), ForceSynchronousLoad)));
// Set the intrinsic size before a container size is available.
m_intrinsicSize = containerSize();
}
return m_page;
}
LocalFrame* createWindow(const String& urlString, const AtomicString& frameName, const WindowFeatures& windowFeatures,
LocalDOMWindow& callingWindow, LocalFrame& firstFrame, LocalFrame& openerFrame, LocalDOMWindow::PrepareDialogFunction function, void* functionContext)
{
LocalFrame* activeFrame = callingWindow.frame();
ASSERT(activeFrame);
KURL completedURL = urlString.isEmpty() ? KURL(ParsedURLString, emptyString()) : firstFrame.document()->completeURL(urlString);
if (!completedURL.isEmpty() && !completedURL.isValid()) {
// Don't expose client code to invalid URLs.
callingWindow.printErrorMessage("Unable to open a window with invalid URL '" + completedURL.string() + "'.\n");
return nullptr;
}
FrameLoadRequest frameRequest(callingWindow.document(), completedURL, frameName);
// Normally, FrameLoader would take care of setting the referrer for a navigation that is
// triggered from javascript. However, creating a window goes through sufficient processing
// that it eventually enters FrameLoader as an embedder-initiated navigation. FrameLoader
// assumes no responsibility for generating an embedder-initiated navigation's referrer,
// so we need to ensure the proper referrer is set now.
frameRequest.resourceRequest().setHTTPReferrer(SecurityPolicy::generateReferrer(activeFrame->document()->referrerPolicy(), completedURL, activeFrame->document()->outgoingReferrer()));
// We pass the opener frame for the lookupFrame in case the active frame is different from
// the opener frame, and the name references a frame relative to the opener frame.
bool created;
LocalFrame* newFrame = createWindow(*activeFrame, openerFrame, frameRequest, windowFeatures, NavigationPolicyIgnore, MaybeSendReferrer, created);
if (!newFrame)
return nullptr;
if (newFrame != &openerFrame && newFrame != openerFrame.tree().top())
newFrame->loader().forceSandboxFlags(openerFrame.document()->sandboxFlags());
newFrame->loader().setOpener(&openerFrame);
if (newFrame->domWindow()->isInsecureScriptAccess(callingWindow, completedURL))
return newFrame;
if (function)
function(newFrame->domWindow(), functionContext);
if (created)
newFrame->loader().load(FrameLoadRequest(callingWindow.document(), completedURL));
else if (!urlString.isEmpty())
newFrame->navigationScheduler().scheduleLocationChange(callingWindow.document(), completedURL.string(), false);
return newFrame;
}
bool WebPagePopupImpl::initializePage()
{
Page::PageClients pageClients;
fillWithEmptyClients(pageClients);
m_chromeClient = PagePopupChromeClient::create(this);
pageClients.chromeClient = m_chromeClient.get();
m_page = adoptPtrWillBeNoop(new Page(pageClients));
m_page->settings().setScriptEnabled(true);
m_page->settings().setAllowScriptsToCloseWindows(true);
m_page->setDeviceScaleFactor(m_webView->deviceScaleFactor());
m_page->settings().setDeviceSupportsTouch(m_webView->page()->settings().deviceSupportsTouch());
// FIXME: Should we support enabling a11y while a popup is shown?
m_page->settings().setAccessibilityEnabled(m_webView->page()->settings().accessibilityEnabled());
m_page->settings().setScrollAnimatorEnabled(m_webView->page()->settings().scrollAnimatorEnabled());
provideContextFeaturesTo(*m_page, adoptPtr(new PagePopupFeaturesClient()));
DEFINE_STATIC_LOCAL(OwnPtrWillBePersistent<FrameLoaderClient>, emptyFrameLoaderClient, (EmptyFrameLoaderClient::create()));
RefPtrWillBeRawPtr<LocalFrame> frame = LocalFrame::create(emptyFrameLoaderClient.get(), &m_page->frameHost(), 0);
frame->setPagePopupOwner(m_popupClient->ownerElement());
frame->setView(FrameView::create(frame.get()));
frame->init();
frame->view()->resize(m_popupClient->contentSize());
frame->view()->setTransparent(false);
if (AXObjectCache* cache = m_popupClient->ownerElement().document().existingAXObjectCache())
cache->childrenChanged(&m_popupClient->ownerElement());
ASSERT(frame->localDOMWindow());
DOMWindowPagePopup::install(*frame->localDOMWindow(), *this, m_popupClient);
ASSERT(m_popupClient->ownerElement().document().existingAXObjectCache() == frame->document()->existingAXObjectCache());
RefPtr<SharedBuffer> data = SharedBuffer::create();
m_popupClient->writeDocument(data.get());
frame->loader().load(FrameLoadRequest(0, blankURL(), SubstituteData(data, "text/html", "UTF-8", KURL(), ForceSynchronousLoad)));
return true;
}
Page* InspectorOverlay::overlayPage() {
if (m_overlayPage)
return m_overlayPage.get();
ScriptForbiddenScope::AllowUserAgentScript allowScript;
DEFINE_STATIC_LOCAL(FrameLoaderClient, dummyFrameLoaderClient,
(EmptyFrameLoaderClient::create()));
Page::PageClients pageClients;
fillWithEmptyClients(pageClients);
DCHECK(!m_overlayChromeClient);
m_overlayChromeClient = InspectorOverlayChromeClient::create(
m_frameImpl->frame()->host()->chromeClient(), *this);
pageClients.chromeClient = m_overlayChromeClient.get();
m_overlayPage = Page::create(pageClients);
Settings& settings = m_frameImpl->frame()->host()->settings();
Settings& overlaySettings = m_overlayPage->settings();
overlaySettings.genericFontFamilySettings().updateStandard(
settings.genericFontFamilySettings().standard());
overlaySettings.genericFontFamilySettings().updateSerif(
settings.genericFontFamilySettings().serif());
overlaySettings.genericFontFamilySettings().updateSansSerif(
settings.genericFontFamilySettings().sansSerif());
overlaySettings.genericFontFamilySettings().updateCursive(
settings.genericFontFamilySettings().cursive());
overlaySettings.genericFontFamilySettings().updateFantasy(
settings.genericFontFamilySettings().fantasy());
overlaySettings.genericFontFamilySettings().updatePictograph(
settings.genericFontFamilySettings().pictograph());
overlaySettings.setMinimumFontSize(settings.minimumFontSize());
overlaySettings.setMinimumLogicalFontSize(settings.minimumLogicalFontSize());
overlaySettings.setScriptEnabled(true);
overlaySettings.setPluginsEnabled(false);
overlaySettings.setLoadsImagesAutomatically(true);
// FIXME: http://crbug.com/363843. Inspector should probably create its
// own graphics layers and attach them to the tree rather than going
// through some non-composited paint function.
overlaySettings.setAcceleratedCompositingEnabled(false);
LocalFrame* frame = LocalFrame::create(&dummyFrameLoaderClient,
&m_overlayPage->frameHost(), 0);
frame->setView(FrameView::create(*frame));
frame->init();
FrameLoader& loader = frame->loader();
frame->view()->setCanHaveScrollbars(false);
frame->view()->setTransparent(true);
const WebData& overlayPageHTMLResource =
Platform::current()->loadResource("InspectorOverlayPage.html");
RefPtr<SharedBuffer> data = SharedBuffer::create(
overlayPageHTMLResource.data(), overlayPageHTMLResource.size());
loader.load(FrameLoadRequest(
0, blankURL(), SubstituteData(data, "text/html", "UTF-8", KURL(),
ForceSynchronousLoad)));
v8::Isolate* isolate = toIsolate(frame);
ScriptState* scriptState = ScriptState::forMainWorld(frame);
DCHECK(scriptState);
ScriptState::Scope scope(scriptState);
v8::Local<v8::Object> global = scriptState->context()->Global();
v8::Local<v8::Value> overlayHostObj =
toV8(m_overlayHost.get(), global, isolate);
DCHECK(!overlayHostObj.IsEmpty());
global
->Set(scriptState->context(),
v8AtomicString(isolate, "InspectorOverlayHost"), overlayHostObj)
.ToChecked();
#if OS(WIN)
evaluateInOverlay("setPlatform", "windows");
#elif OS(MACOSX)
evaluateInOverlay("setPlatform", "mac");
#elif OS(POSIX)
evaluateInOverlay("setPlatform", "linux");
#endif
return m_overlayPage.get();
}
void ContextMenuController::contextMenuItemSelected(ContextMenuItem* item)
{
ASSERT(item->type() == ActionType || item->type() == CheckableActionType);
if (item->action() >= ContextMenuItemBaseApplicationTag) {
m_client->contextMenuItemSelected(item, m_contextMenu.get());
return;
}
if (item->action() >= ContextMenuItemBaseCustomTag) {
ASSERT(m_menuProvider);
m_menuProvider->contextMenuItemSelected(item);
return;
}
HitTestResult result = m_contextMenu->hitTestResult();
Frame* frame = result.innerNonSharedNode()->document()->frame();
if (!frame)
return;
switch (item->action()) {
case ContextMenuItemTagOpenLinkInNewWindow:
openNewWindow(result.absoluteLinkURL(), frame);
break;
case ContextMenuItemTagDownloadLinkToDisk:
// FIXME: Some day we should be able to do this from within WebCore.
m_client->downloadURL(result.absoluteLinkURL());
break;
case ContextMenuItemTagCopyLinkToClipboard:
frame->editor()->copyURL(result.absoluteLinkURL(), result.textContent());
break;
case ContextMenuItemTagOpenImageInNewWindow:
openNewWindow(result.absoluteImageURL(), frame);
break;
case ContextMenuItemTagDownloadImageToDisk:
// FIXME: Some day we should be able to do this from within WebCore.
m_client->downloadURL(result.absoluteImageURL());
break;
case ContextMenuItemTagCopyImageToClipboard:
// FIXME: The Pasteboard class is not written yet
// For now, call into the client. This is temporary!
frame->editor()->copyImage(result);
break;
case ContextMenuItemTagOpenMediaInNewWindow:
openNewWindow(result.absoluteMediaURL(), frame);
break;
case ContextMenuItemTagCopyMediaLinkToClipboard:
frame->editor()->copyURL(result.absoluteMediaURL(), result.textContent());
break;
case ContextMenuItemTagToggleMediaControls:
result.toggleMediaControlsDisplay();
break;
case ContextMenuItemTagToggleMediaLoop:
result.toggleMediaLoopPlayback();
break;
case ContextMenuItemTagEnterVideoFullscreen:
result.enterFullscreenForVideo();
break;
case ContextMenuItemTagMediaPlayPause:
result.toggleMediaPlayState();
break;
case ContextMenuItemTagMediaMute:
result.toggleMediaMuteState();
break;
case ContextMenuItemTagOpenFrameInNewWindow: {
DocumentLoader* loader = frame->loader()->documentLoader();
if (!loader->unreachableURL().isEmpty())
openNewWindow(loader->unreachableURL(), frame);
else
openNewWindow(loader->url(), frame);
break;
}
case ContextMenuItemTagCopy:
frame->editor()->copy();
break;
case ContextMenuItemTagGoBack:
if (Page* page = frame->page())
page->goBackOrForward(-1);
break;
case ContextMenuItemTagGoForward:
if (Page* page = frame->page())
page->goBackOrForward(1);
break;
case ContextMenuItemTagStop:
frame->loader()->stop();
break;
case ContextMenuItemTagReload:
frame->loader()->reload();
break;
case ContextMenuItemTagCut:
frame->editor()->cut();
break;
case ContextMenuItemTagPaste:
frame->editor()->paste();
break;
#if PLATFORM(GTK)
case ContextMenuItemTagDelete:
frame->editor()->performDelete();
break;
case ContextMenuItemTagSelectAll:
frame->editor()->command("SelectAll").execute();
break;
#endif
case ContextMenuItemTagSpellingGuess:
ASSERT(frame->editor()->selectedText().length());
if (frame->editor()->shouldInsertText(item->title(), frame->selection()->toNormalizedRange().get(), EditorInsertActionPasted)) {
Document* document = frame->document();
RefPtr<ReplaceSelectionCommand> command = ReplaceSelectionCommand::create(document, createFragmentFromMarkup(document, item->title(), ""), true, false, true);
applyCommand(command);
frame->selection()->revealSelection(ScrollAlignment::alignToEdgeIfNeeded);
}
break;
case ContextMenuItemTagIgnoreSpelling:
frame->editor()->ignoreSpelling();
break;
case ContextMenuItemTagLearnSpelling:
frame->editor()->learnSpelling();
break;
case ContextMenuItemTagSearchWeb:
m_client->searchWithGoogle(frame);
break;
case ContextMenuItemTagLookUpInDictionary:
// FIXME: Some day we may be able to do this from within WebCore.
m_client->lookUpInDictionary(frame);
break;
case ContextMenuItemTagOpenLink:
if (Frame* targetFrame = result.targetFrame())
targetFrame->loader()->loadFrameRequest(FrameLoadRequest(ResourceRequest(result.absoluteLinkURL(), frame->loader()->outgoingReferrer())), false, false, 0, 0, SendReferrer);
else
openNewWindow(result.absoluteLinkURL(), frame);
break;
case ContextMenuItemTagBold:
frame->editor()->command("ToggleBold").execute();
break;
case ContextMenuItemTagItalic:
frame->editor()->command("ToggleItalic").execute();
break;
case ContextMenuItemTagUnderline:
frame->editor()->toggleUnderline();
break;
case ContextMenuItemTagOutline:
// We actually never enable this because CSS does not have a way to specify an outline font,
// which may make this difficult to implement. Maybe a special case of text-shadow?
break;
case ContextMenuItemTagStartSpeaking: {
ExceptionCode ec;
RefPtr<Range> selectedRange = frame->selection()->toNormalizedRange();
if (!selectedRange || selectedRange->collapsed(ec)) {
Document* document = result.innerNonSharedNode()->document();
selectedRange = document->createRange();
selectedRange->selectNode(document->documentElement(), ec);
}
m_client->speak(plainText(selectedRange.get()));
break;
}
case ContextMenuItemTagStopSpeaking:
m_client->stopSpeaking();
break;
case ContextMenuItemTagDefaultDirection:
frame->editor()->setBaseWritingDirection(NaturalWritingDirection);
break;
case ContextMenuItemTagLeftToRight:
frame->editor()->setBaseWritingDirection(LeftToRightWritingDirection);
break;
case ContextMenuItemTagRightToLeft:
frame->editor()->setBaseWritingDirection(RightToLeftWritingDirection);
break;
case ContextMenuItemTagTextDirectionDefault:
frame->editor()->command("MakeTextWritingDirectionNatural").execute();
break;
case ContextMenuItemTagTextDirectionLeftToRight:
frame->editor()->command("MakeTextWritingDirectionLeftToRight").execute();
break;
case ContextMenuItemTagTextDirectionRightToLeft:
frame->editor()->command("MakeTextWritingDirectionRightToLeft").execute();
break;
#if PLATFORM(MAC)
case ContextMenuItemTagSearchInSpotlight:
m_client->searchWithSpotlight();
break;
#endif
case ContextMenuItemTagShowSpellingPanel:
frame->editor()->showSpellingGuessPanel();
break;
case ContextMenuItemTagCheckSpelling:
frame->editor()->advanceToNextMisspelling();
break;
case ContextMenuItemTagCheckSpellingWhileTyping:
frame->editor()->toggleContinuousSpellChecking();
break;
#ifndef BUILDING_ON_TIGER
case ContextMenuItemTagCheckGrammarWithSpelling:
frame->editor()->toggleGrammarChecking();
break;
#endif
#if PLATFORM(MAC)
case ContextMenuItemTagShowFonts:
frame->editor()->showFontPanel();
break;
case ContextMenuItemTagStyles:
frame->editor()->showStylesPanel();
break;
case ContextMenuItemTagShowColors:
frame->editor()->showColorPanel();
break;
#endif
#if PLATFORM(MAC) && !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)
case ContextMenuItemTagMakeUpperCase:
frame->editor()->uppercaseWord();
break;
case ContextMenuItemTagMakeLowerCase:
frame->editor()->lowercaseWord();
break;
case ContextMenuItemTagCapitalize:
frame->editor()->capitalizeWord();
break;
case ContextMenuItemTagShowSubstitutions:
frame->editor()->showSubstitutionsPanel();
break;
case ContextMenuItemTagSmartCopyPaste:
frame->editor()->toggleSmartInsertDelete();
break;
case ContextMenuItemTagSmartQuotes:
frame->editor()->toggleAutomaticQuoteSubstitution();
break;
case ContextMenuItemTagSmartDashes:
frame->editor()->toggleAutomaticDashSubstitution();
break;
case ContextMenuItemTagSmartLinks:
frame->editor()->toggleAutomaticLinkDetection();
break;
case ContextMenuItemTagTextReplacement:
frame->editor()->toggleAutomaticTextReplacement();
break;
case ContextMenuItemTagCorrectSpellingAutomatically:
frame->editor()->toggleAutomaticSpellingCorrection();
break;
case ContextMenuItemTagChangeBack:
frame->editor()->changeBackToReplacedString(result.replacedString());
break;
#endif
#if ENABLE(INSPECTOR)
case ContextMenuItemTagInspectElement:
if (Page* page = frame->page())
page->inspectorController()->inspect(result.innerNonSharedNode());
break;
#endif
default:
break;
}
}
Frame* WebFrameLoaderClient::dispatchCreatePage()
{
WebPage* webPage = m_frame->page();
if (!webPage)
return 0;
// Just call through to the chrome client.
Page* newPage = webPage->corePage()->chrome()->createWindow(m_frame->coreFrame(), FrameLoadRequest(), WindowFeatures());
if (!newPage)
return 0;
return newPage->mainFrame();
}
bool SVGImage::dataChanged(bool allDataReceived)
{
TRACE_EVENT0("blink", "SVGImage::dataChanged");
// Don't do anything if is an empty image.
if (!data()->size())
return true;
if (allDataReceived) {
// SVGImage will fire events (and the default C++ handlers run) but doesn't
// actually allow script to run so it's fine to call into it. We allow this
// since it means an SVG data url can synchronously load like other image
// types.
EventDispatchForbiddenScope::AllowUserAgentEvents allowUserAgentEvents;
DEFINE_STATIC_LOCAL(OwnPtrWillBePersistent<FrameLoaderClient>, dummyFrameLoaderClient, (EmptyFrameLoaderClient::create()));
if (m_page) {
toLocalFrame(m_page->mainFrame())->loader().load(FrameLoadRequest(0, blankURL(), SubstituteData(data(), AtomicString("image/svg+xml", AtomicString::ConstructFromLiteral),
AtomicString("UTF-8", AtomicString::ConstructFromLiteral), KURL(), ForceSynchronousLoad)));
return true;
}
Page::PageClients pageClients;
fillWithEmptyClients(pageClients);
m_chromeClient = SVGImageChromeClient::create(this);
pageClients.chromeClient = m_chromeClient.get();
// FIXME: If this SVG ends up loading itself, we might leak the world.
// The Cache code does not know about ImageResources holding Frames and
// won't know to break the cycle.
// This will become an issue when SVGImage will be able to load other
// SVGImage objects, but we're safe now, because SVGImage can only be
// loaded by a top-level document.
OwnPtrWillBeRawPtr<Page> page;
{
TRACE_EVENT0("blink", "SVGImage::dataChanged::createPage");
page = Page::create(pageClients);
page->settings().setScriptEnabled(false);
page->settings().setPluginsEnabled(false);
page->settings().setAcceleratedCompositingEnabled(false);
// Because this page is detached, it can't get default font settings
// from the embedder. Copy over font settings so we have sensible
// defaults. These settings are fixed and will not update if changed.
if (!Page::ordinaryPages().isEmpty()) {
Settings& defaultSettings = (*Page::ordinaryPages().begin())->settings();
page->settings().genericFontFamilySettings() = defaultSettings.genericFontFamilySettings();
page->settings().setMinimumFontSize(defaultSettings.minimumFontSize());
page->settings().setMinimumLogicalFontSize(defaultSettings.minimumLogicalFontSize());
page->settings().setDefaultFontSize(defaultSettings.defaultFontSize());
page->settings().setDefaultFixedFontSize(defaultSettings.defaultFixedFontSize());
}
}
RefPtrWillBeRawPtr<LocalFrame> frame = nullptr;
{
TRACE_EVENT0("blink", "SVGImage::dataChanged::createFrame");
frame = LocalFrame::create(dummyFrameLoaderClient.get(), &page->frameHost(), 0);
frame->setView(FrameView::create(frame.get()));
frame->init();
}
FrameLoader& loader = frame->loader();
loader.forceSandboxFlags(SandboxAll);
frame->view()->setScrollbarsSuppressed(true);
frame->view()->setCanHaveScrollbars(false); // SVG Images will always synthesize a viewBox, if it's not available, and thus never see scrollbars.
frame->view()->setTransparent(true); // SVG Images are transparent.
m_page = page.release();
TRACE_EVENT0("blink", "SVGImage::dataChanged::load");
loader.load(FrameLoadRequest(0, blankURL(), SubstituteData(data(), AtomicString("image/svg+xml", AtomicString::ConstructFromLiteral),
AtomicString("UTF-8", AtomicString::ConstructFromLiteral), KURL(), ForceSynchronousLoad)));
// Set the intrinsic size before a container size is available.
m_intrinsicSize = containerSize();
}
return m_page;
}