diff options
Diffstat (limited to 'WebCore/loader/FrameLoader.h')
| -rw-r--r-- | WebCore/loader/FrameLoader.h | 701 |
1 files changed, 0 insertions, 701 deletions
diff --git a/WebCore/loader/FrameLoader.h b/WebCore/loader/FrameLoader.h deleted file mode 100644 index 47a56af..0000000 --- a/WebCore/loader/FrameLoader.h +++ /dev/null @@ -1,701 +0,0 @@ -/* - * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of - * its contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef FrameLoader_h -#define FrameLoader_h - -#include "CachedResource.h" -#include "CachePolicy.h" -#include "FormState.h" -#include "FrameLoaderTypes.h" -#include "KURL.h" -#include "StringHash.h" -#include "Timer.h" -#include <wtf/Forward.h> -#include <wtf/HashSet.h> -#include <wtf/HashMap.h> -#include <wtf/Noncopyable.h> -#include <wtf/OwnPtr.h> -#include <wtf/RefPtr.h> -#include "ResourceRequest.h" -#if USE(LOW_BANDWIDTH_DISPLAY) -#include "CachedResourceClient.h" -#endif - -namespace WebCore { - -#if ENABLE(ARCHIVE) // ANDROID extension: disabled to reduce code size - class Archive; - class ArchiveResource; -#endif - class AuthenticationChallenge; - class CachedPage; - class Document; - class DocumentLoader; - class Element; - class Event; - class FormData; - class Frame; - class FrameLoaderClient; - class HistoryItem; - class HTMLFormElement; - class HTMLFrameOwnerElement; - class IconLoader; - class IntSize; - class NavigationAction; - class Node; - class Page; - class RenderPart; - class ResourceError; - class ResourceLoader; - class ResourceRequest; - class ResourceResponse; - class SecurityOrigin; - class SharedBuffer; - class SubstituteData; - class TextResourceDecoder; - class Widget; - - struct FormSubmission; - struct FrameLoadRequest; - struct ScheduledRedirection; - struct WindowFeatures; - - bool isBackForwardLoadType(FrameLoadType); - - typedef void (*NavigationPolicyDecisionFunction)(void* argument, - const ResourceRequest&, PassRefPtr<FormState>, bool shouldContinue); - typedef void (*NewWindowPolicyDecisionFunction)(void* argument, - const ResourceRequest&, PassRefPtr<FormState>, const String& frameName, bool shouldContinue); - typedef void (*ContentPolicyDecisionFunction)(void* argument, PolicyAction); - - class PolicyCheck { - public: - PolicyCheck(); - - void clear(); - void set(const ResourceRequest&, PassRefPtr<FormState>, - NavigationPolicyDecisionFunction, void* argument); - void set(const ResourceRequest&, PassRefPtr<FormState>, const String& frameName, - NewWindowPolicyDecisionFunction, void* argument); - void set(ContentPolicyDecisionFunction, void* argument); - - const ResourceRequest& request() const { return m_request; } - void clearRequest(); - - void call(bool shouldContinue); - void call(PolicyAction); - void cancel(); - - private: - ResourceRequest m_request; - RefPtr<FormState> m_formState; - String m_frameName; - - NavigationPolicyDecisionFunction m_navigationFunction; - NewWindowPolicyDecisionFunction m_newWindowFunction; - ContentPolicyDecisionFunction m_contentFunction; - void* m_argument; - }; - - class FrameLoader : Noncopyable -#if USE(LOW_BANDWIDTH_DISPLAY) - , private CachedResourceClient -#endif - { - public: - FrameLoader(Frame*, FrameLoaderClient*); - ~FrameLoader(); - - void init(); - - Frame* frame() const { return m_frame; } - - // FIXME: This is not cool, people. We should aim to consolidate these variety of loading related methods into a smaller set, - // and try to reuse more of the same logic by extracting common code paths. - void prepareForLoadStart(); - void setupForReplace(); - void setupForReplaceByMIMEType(const String& newMIMEType); - - void loadWithDocumentLoader(DocumentLoader*, FrameLoadType, PassRefPtr<FormState>); // Calls continueLoadAfterNavigationPolicy - void load(DocumentLoader*); // Calls loadWithDocumentLoader - - void loadWithNavigationAction(const ResourceRequest&, const NavigationAction&, // Calls loadWithDocumentLoader() - FrameLoadType, PassRefPtr<FormState>); - -#ifdef ANDROID_USER_GESTURE - void loadPostRequest(const ResourceRequest& inRequest, const String& referrer, // Called by loadFrameRequestWithFormAndValues(), calls loadWithNavigationAction - const String& frameName, Event* event, PassRefPtr<FormState> prpFormState, bool userGesture); - - void loadURL(const KURL& newURL, const String& referrer, const String& frameName, // Called by loadFrameRequestWithFormAndValues(), calls loadWithNavigationAction or else dispatches to navigation policy delegate - FrameLoadType, Event* event, PassRefPtr<FormState> prpFormState, bool userGesture); -#else - void loadPostRequest(const ResourceRequest& inRequest, const String& referrer, // Called by loadFrameRequestWithFormAndValues(), calls loadWithNavigationAction - const String& frameName, Event* event, PassRefPtr<FormState> prpFormState); - - void loadURL(const KURL& newURL, const String& referrer, const String& frameName, // Called by loadFrameRequestWithFormAndValues(), calls loadWithNavigationAction or else dispatches to navigation policy delegate - FrameLoadType, Event* event, PassRefPtr<FormState> prpFormState); -#endif - void loadURLIntoChildFrame(const KURL&, const String& referer, Frame*); - - void loadFrameRequestWithFormState(const FrameLoadRequest&, bool lockHistory, Event*, PassRefPtr<FormState>); - void loadFrameRequestWithFormAndValues(const FrameLoadRequest&, bool lockHistory, // Called by submitForm, calls loadPostRequest() - Event*, HTMLFormElement*, const HashMap<String, String>& formValues); - - void load(const ResourceRequest&); // Called by WebFrame, calls (ResourceRequest, SubstituteData) - void load(const ResourceRequest&, const SubstituteData&); // Called both by WebFrame and internally, calls (DocumentLoader*) - void load(const ResourceRequest&, const String& frameName); // Called by WebPluginController - -#if ENABLE(ARCHIVE) // ANDROID extension: disabled to reduce code size - void loadArchive(PassRefPtr<Archive> archive); -#endif - - // Returns true for any non-local URL. If Document parameter is supplied, its local load policy dictates, - // otherwise if referrer is non-empty and represents a local file, then the local load is allowed. - static bool canLoad(const KURL&, const String& referrer, const Document* theDocument = 0); - static void reportLocalLoadFailed(Frame*, const String& url); - - static bool shouldHideReferrer(const KURL& url, const String& referrer); - - // Called by createWindow in JSDOMWindowBase.cpp, e.g. to fulfill a modal dialog creation - Frame* createWindow(FrameLoader* frameLoaderForFrameLookup, const FrameLoadRequest&, const WindowFeatures&, bool& created); - - unsigned long loadResourceSynchronously(const ResourceRequest&, ResourceError&, ResourceResponse&, Vector<char>& data); - - bool canHandleRequest(const ResourceRequest&); - - // Also not cool. - void stopAllLoaders(); - void stopForUserCancel(bool deferCheckLoadComplete = false); - - bool isLoadingMainResource() const { return m_isLoadingMainResource; } - bool isLoading() const; - bool frameHasLoaded() const; - - int numPendingOrLoadingRequests(bool recurse) const; - bool isReloading() const; - String referrer() const; - String outgoingReferrer() const; - String outgoingOrigin() const; - void loadEmptyDocumentSynchronously(); - - DocumentLoader* activeDocumentLoader() const; - DocumentLoader* documentLoader() const; - DocumentLoader* policyDocumentLoader() const; - DocumentLoader* provisionalDocumentLoader() const; - FrameState state() const; - static double timeOfLastCompletedLoad(); - - void didReceiveAuthenticationChallenge(ResourceLoader*, const AuthenticationChallenge&); - void didCancelAuthenticationChallenge(ResourceLoader*, const AuthenticationChallenge&); - - void assignIdentifierToInitialRequest(unsigned long identifier, const ResourceRequest&); - void willSendRequest(ResourceLoader*, ResourceRequest&, const ResourceResponse& redirectResponse); - void didReceiveResponse(ResourceLoader*, const ResourceResponse&); - void didReceiveData(ResourceLoader*, const char*, int, int lengthReceived); - void didFinishLoad(ResourceLoader*); - void didFailToLoad(ResourceLoader*, const ResourceError&); - const ResourceRequest& originalRequest() const; - const ResourceRequest& initialRequest() const; - void receivedMainResourceError(const ResourceError&, bool isComplete); - void receivedData(const char*, int); - - void handleFallbackContent(); - bool isStopping() const; - - void finishedLoading(); - - ResourceError cancelledError(const ResourceRequest&) const; - ResourceError fileDoesNotExistError(const ResourceResponse&) const; - ResourceError blockedError(const ResourceRequest&) const; - ResourceError cannotShowURLError(const ResourceRequest&) const; - - void cannotShowMIMEType(const ResourceResponse&); - ResourceError interruptionForPolicyChangeError(const ResourceRequest&); - - bool isHostedByObjectElement() const; - bool isLoadingMainFrame() const; - bool canShowMIMEType(const String& MIMEType) const; - bool representationExistsForURLScheme(const String& URLScheme); - String generatedMIMETypeForURLScheme(const String& URLScheme); - - void notifyIconChanged(); - - void checkNavigationPolicy(const ResourceRequest&, NavigationPolicyDecisionFunction function, void* argument); - void checkContentPolicy(const String& MIMEType, ContentPolicyDecisionFunction, void* argument); - void cancelContentPolicyCheck(); - - void reload(); - void reloadAllowingStaleData(const String& overrideEncoding); - - void didReceiveServerRedirectForProvisionalLoadForFrame(); - void finishedLoadingDocument(DocumentLoader*); - void committedLoad(DocumentLoader*, const char*, int); - bool isReplacing() const; - void setReplacing(); - void revertToProvisional(DocumentLoader*); - void setMainDocumentError(DocumentLoader*, const ResourceError&); - void mainReceivedCompleteError(DocumentLoader*, const ResourceError&); - bool subframeIsLoading() const; - void willChangeTitle(DocumentLoader*); - void didChangeTitle(DocumentLoader*); - - FrameLoadType loadType() const; - - void didFirstLayout(); - bool firstLayoutDone() const; - - void clientRedirectCancelledOrFinished(bool cancelWithLoadInProgress); - void clientRedirected(const KURL&, double delay, double fireDate, bool lockHistory, bool isJavaScriptFormAction); - bool shouldReload(const KURL& currentURL, const KURL& destinationURL); - - bool isQuickRedirectComing() const; - - void sendRemainingDelegateMessages(unsigned long identifier, const ResourceResponse&, int length, const ResourceError&); - void requestFromDelegate(ResourceRequest&, unsigned long& identifier, ResourceError&); - void loadedResourceFromMemoryCache(const CachedResource*); - - void recursiveCheckLoadComplete(); - void checkLoadComplete(); - void detachFromParent(); - void detachChildren(); - - void addExtraFieldsToRequest(ResourceRequest&, bool isMainResource, bool alwaysFromRequest); - static void addHTTPOriginIfNeeded(ResourceRequest&, String origin); - - FrameLoaderClient* client() const; - - void setDefersLoading(bool); - - void changeLocation(const String& url, const String& referrer, bool lockHistory = true, bool userGesture = false); - void changeLocation(const KURL&, const String& referrer, bool lockHistory = true, bool userGesture = false); - void urlSelected(const ResourceRequest&, const String& target, Event*, bool lockHistory, bool userGesture); - void urlSelected(const FrameLoadRequest&, Event*, bool lockHistory); - - bool requestFrame(HTMLFrameOwnerElement*, const String& url, const AtomicString& frameName); - Frame* loadSubframe(HTMLFrameOwnerElement*, const KURL&, const String& name, const String& referrer); - - void submitForm(const char* action, const String& url, PassRefPtr<FormData>, const String& target, const String& contentType, const String& boundary, Event*); - void submitFormAgain(); - void submitForm(const FrameLoadRequest&, Event*); - - void stop(); - void stopLoading(bool sendUnload); - bool closeURL(); - - void didExplicitOpen(); - - KURL iconURL(); - void commitIconURLToIconDatabase(const KURL&); - - KURL baseURL() const; - String baseTarget() const; - KURL dataURLBaseFromRequest(const ResourceRequest& request) const; - - bool isScheduledLocationChangePending() const { return m_scheduledRedirection && isLocationChange(*m_scheduledRedirection); } - void scheduleHTTPRedirection(double delay, const String& url); - void scheduleLocationChange(const String& url, const String& referrer, bool lockHistory = true, bool userGesture = false); - void scheduleRefresh(bool userGesture = false); - void scheduleHistoryNavigation(int steps); - - bool canGoBackOrForward(int distance) const; - void goBackOrForward(int distance); - int getHistoryLength(); - KURL historyURL(int distance); - - void begin(); - void begin(const KURL&, bool dispatchWindowObjectAvailable = true, SecurityOrigin* forcedSecurityOrigin = 0); - - void write(const char* str, int len = -1, bool flush = false); - void write(const String&); - void end(); - void endIfNotLoadingMainResource(); - - void setEncoding(const String& encoding, bool userChosen); - String encoding() const; - - // Returns true if url is a JavaScript URL. - bool executeIfJavaScriptURL(const KURL& url, bool userGesture = false, bool replaceDocument = true); - - JSC::JSValue* executeScript(const String& url, int baseLine, const String& script); - JSC::JSValue* executeScript(const String& script, bool forceUserGesture = false); - - void gotoAnchor(); - bool gotoAnchor(const String& name); // returns true if the anchor was found - void scrollToAnchor(const KURL&); - - void tokenizerProcessedData(); - - void handledOnloadEvents(); - String userAgent(const KURL&) const; - - Widget* createJavaAppletWidget(const IntSize&, Element*, const HashMap<String, String>& args); - - void dispatchWindowObjectAvailable(); - void restoreDocumentState(); - - Frame* opener(); - void setOpener(Frame*); - bool openedByDOM() const; - void setOpenedByDOM(); - - void provisionalLoadStarted(); - - bool userGestureHint(); - - void resetMultipleFormSubmissionProtection(); - void didNotOpenURL(const KURL&); - - void addData(const char* bytes, int length); - - bool canCachePage(); - - void checkCallImplicitClose(); - bool didOpenURL(const KURL&); - - void frameDetached(); - - const KURL& url() const { return m_URL; } - - void updateBaseURLForEmptyDocument(); - - void setResponseMIMEType(const String&); - const String& responseMIMEType() const; - - bool containsPlugins() const; - - void loadDone(); - void finishedParsing(); - void checkCompleted(); - void scheduleCheckCompleted(); - void scheduleCheckLoadComplete(); - - void clearRecordedFormValues(); - void setFormAboutToBeSubmitted(PassRefPtr<HTMLFormElement> element); - void recordFormValue(const String& name, const String& value); - - bool isComplete() const; - - bool requestObject(RenderPart* frame, const String& url, const AtomicString& frameName, - const String& serviceType, const Vector<String>& paramNames, const Vector<String>& paramValues); - - KURL completeURL(const String& url); - - void didTellClientAboutLoad(const String& url); - bool haveToldClientAboutLoad(const String& url); - - KURL originalRequestURL() const; - - void cancelAndClear(); - - void setTitle(const String&); - - bool shouldTreatURLAsSameAsCurrent(const KURL&) const; - - void commitProvisionalLoad(PassRefPtr<CachedPage>); - - void goToItem(HistoryItem*, FrameLoadType); - void saveDocumentAndScrollState(); - void saveScrollPositionAndViewStateToItem(HistoryItem*); - - // FIXME: These accessors are here for a dwindling number of users in WebKit, WebFrame - // being the primary one. After they're no longer needed there, they can be removed! - HistoryItem* currentHistoryItem(); - HistoryItem* previousHistoryItem(); - HistoryItem* provisionalHistoryItem(); - void setCurrentHistoryItem(PassRefPtr<HistoryItem>); - void setPreviousHistoryItem(PassRefPtr<HistoryItem>); - void setProvisionalHistoryItem(PassRefPtr<HistoryItem>); - - void continueLoadWithData(SharedBuffer*, const String& mimeType, const String& textEncoding, const KURL&); - - enum LocalLoadPolicy { - AllowLocalLoadsForAll, // No restriction on local loads. - AllowLocalLoadsForLocalAndSubstituteData, - AllowLocalLoadsForLocalOnly, - }; - static void setLocalLoadPolicy(LocalLoadPolicy); - static bool restrictAccessToLocal(); - static bool allowSubstituteDataAccessToLocal(); - - static void registerURLSchemeAsLocal(const String& scheme); - static bool shouldTreatURLAsLocal(const String&); - static bool shouldTreatSchemeAsLocal(const String&); - -#if USE(LOW_BANDWIDTH_DISPLAY) - bool addLowBandwidthDisplayRequest(CachedResource*); - void needToSwitchOutLowBandwidthDisplay() { m_needToSwitchOutLowBandwidthDisplay = true; } - - // Client can control whether to use low bandwidth display on a per frame basis. - // However, this should only be used for the top frame, not sub-frame. - void setUseLowBandwidthDisplay(bool lowBandwidth) { m_useLowBandwidthDisplay = lowBandwidth; } - bool useLowBandwidthDisplay() const { return m_useLowBandwidthDisplay; } -#endif - - bool committingFirstRealLoad() const { return !m_creatingInitialEmptyDocument && !m_committedFirstRealDocumentLoad; } - - void iconLoadDecisionAvailable(); - - bool shouldAllowNavigation(Frame* targetFrame) const; - Frame* findFrameForNavigation(const AtomicString& name); - - void startIconLoader(); - - void applyUserAgent(ResourceRequest& request); - - private: - PassRefPtr<HistoryItem> createHistoryItem(bool useOriginal); - PassRefPtr<HistoryItem> createHistoryItemTree(Frame* targetFrame, bool clipAtTarget); - - void addBackForwardItemClippedAtTarget(bool doClip); - void restoreScrollPositionAndViewState(); - void saveDocumentState(); - void loadItem(HistoryItem*, FrameLoadType); - bool urlsMatchItem(HistoryItem*) const; - void invalidateCurrentItemCachedPage(); - void recursiveGoToItem(HistoryItem*, HistoryItem*, FrameLoadType); - bool childFramesMatchItem(HistoryItem*) const; - - void updateHistoryForBackForwardNavigation(); - void updateHistoryForReload(); - void updateHistoryForStandardLoad(); - void updateHistoryForRedirectWithLockedHistory(); - void updateHistoryForClientRedirect(); - void updateHistoryForCommit(); - void updateHistoryForAnchorScroll(); - - void redirectionTimerFired(Timer<FrameLoader>*); - void checkCompletedTimerFired(Timer<FrameLoader>*); - void checkLoadCompleteTimerFired(Timer<FrameLoader>*); - - void cancelRedirection(bool newLoadInProgress = false); - - void started(); - - void completed(); - void parentCompleted(); - - bool shouldUsePlugin(const KURL&, const String& mimeType, bool hasFallback, bool& useFallback); - bool loadPlugin(RenderPart*, const KURL&, const String& mimeType, - const Vector<String>& paramNames, const Vector<String>& paramValues, bool useFallback); - - bool loadProvisionalItemFromCachedPage(); - void cachePageForHistoryItem(HistoryItem*); - - void receivedFirstData(); - - void updatePolicyBaseURL(); - void setPolicyBaseURL(const KURL&); - - // Also not cool. - void stopLoadingSubframes(); - - void clearProvisionalLoad(); - void markLoadComplete(); - void transitionToCommitted(PassRefPtr<CachedPage>); - void frameLoadCompleted(); - - void mainReceivedError(const ResourceError&, bool isComplete); - - void setLoadType(FrameLoadType); - - void checkNavigationPolicy(const ResourceRequest&, DocumentLoader*, PassRefPtr<FormState>, - NavigationPolicyDecisionFunction, void* argument); - void checkNewWindowPolicy(const NavigationAction&, const ResourceRequest&, - PassRefPtr<FormState>, const String& frameName); - - void continueAfterNavigationPolicy(PolicyAction); - void continueAfterNewWindowPolicy(PolicyAction); - void continueAfterContentPolicy(PolicyAction); - void continueLoadAfterWillSubmitForm(PolicyAction = PolicyUse); - - static void callContinueLoadAfterNavigationPolicy(void*, const ResourceRequest&, PassRefPtr<FormState>, bool shouldContinue); - void continueLoadAfterNavigationPolicy(const ResourceRequest&, PassRefPtr<FormState>, bool shouldContinue); - static void callContinueLoadAfterNewWindowPolicy(void*, const ResourceRequest&, PassRefPtr<FormState>, const String& frameName, bool shouldContinue); - void continueLoadAfterNewWindowPolicy(const ResourceRequest&, PassRefPtr<FormState>, const String& frameName, bool shouldContinue); - static void callContinueFragmentScrollAfterNavigationPolicy(void*, const ResourceRequest&, PassRefPtr<FormState>, bool shouldContinue); - void continueFragmentScrollAfterNavigationPolicy(const ResourceRequest&, bool shouldContinue); - bool shouldScrollToAnchor(bool isFormSubmission, FrameLoadType loadType, const KURL& url); - void addHistoryItemForFragmentScroll(); - - void stopPolicyCheck(); - - void closeDocument(); - - void checkLoadCompleteForThisFrame(); - - void setDocumentLoader(DocumentLoader*); - void setPolicyDocumentLoader(DocumentLoader*); - void setProvisionalDocumentLoader(DocumentLoader*); - - void setState(FrameState); - - void closeOldDataSources(); - void open(CachedPage&); - void opened(); - void updateHistoryAfterClientRedirect(); - - void clear(bool clearWindowProperties = true, bool clearScriptObjects = true); - - bool shouldReloadToHandleUnreachableURL(DocumentLoader*); - void handleUnimplementablePolicy(const ResourceError&); - - void scheduleRedirection(ScheduledRedirection*); - void startRedirectionTimer(); - void stopRedirectionTimer(); - -#if USE(LOW_BANDWIDTH_DISPLAY) - // implementation of CachedResourceClient - virtual void notifyFinished(CachedResource*); - - void removeAllLowBandwidthDisplayRequests(); - void switchOutLowBandwidthDisplayIfReady(); -#endif - - void dispatchDidCommitLoad(); - void dispatchAssignIdentifierToInitialRequest(unsigned long identifier, DocumentLoader*, const ResourceRequest&); - void dispatchWillSendRequest(DocumentLoader*, unsigned long identifier, ResourceRequest&, const ResourceResponse& redirectResponse); - void dispatchDidReceiveResponse(DocumentLoader*, unsigned long identifier, const ResourceResponse&); - void dispatchDidReceiveContentLength(DocumentLoader*, unsigned long identifier, int length); - void dispatchDidFinishLoading(DocumentLoader*, unsigned long identifier); - - static bool isLocationChange(const ScheduledRedirection&); - - Frame* m_frame; - FrameLoaderClient* m_client; - - FrameState m_state; - FrameLoadType m_loadType; - - // Document loaders for the three phases of frame loading. Note that while - // a new request is being loaded, the old document loader may still be referenced. - // E.g. while a new request is in the "policy" state, the old document loader may - // be consulted in particular as it makes sense to imply certain settings on the new loader. - RefPtr<DocumentLoader> m_documentLoader; - RefPtr<DocumentLoader> m_provisionalDocumentLoader; - RefPtr<DocumentLoader> m_policyDocumentLoader; - - // This identifies the type of navigation action which prompted this load. Note - // that WebKit conveys this value as the WebActionNavigationTypeKey value - // on navigation action delegate callbacks. - FrameLoadType m_policyLoadType; - PolicyCheck m_policyCheck; - - bool m_delegateIsHandlingProvisionalLoadError; - bool m_delegateIsDecidingNavigationPolicy; - bool m_delegateIsHandlingUnimplementablePolicy; - - bool m_firstLayoutDone; - bool m_quickRedirectComing; - bool m_sentRedirectNotification; - bool m_inStopAllLoaders; - bool m_navigationDuringLoad; - - String m_outgoingReferrer; - - CachePolicy m_cachePolicy; - - HashSet<String> m_urlsClientKnowsAbout; - - OwnPtr<FormSubmission> m_deferredFormSubmission; - - bool m_isExecutingJavaScriptFormAction; - bool m_isRunningScript; - - String m_responseMIMEType; - - bool m_didCallImplicitClose; - bool m_wasUnloadEventEmitted; - bool m_isComplete; - bool m_isLoadingMainResource; - - KURL m_URL; - KURL m_workingURL; - - OwnPtr<IconLoader> m_iconLoader; - bool m_mayLoadIconLater; - - bool m_cancellingWithLoadInProgress; - - OwnPtr<ScheduledRedirection> m_scheduledRedirection; - - bool m_needsClear; - bool m_receivedData; - - bool m_encodingWasChosenByUser; - String m_encoding; - RefPtr<TextResourceDecoder> m_decoder; - - bool m_containsPlugIns; - - RefPtr<HTMLFormElement> m_formAboutToBeSubmitted; - HashMap<String, String> m_formValuesAboutToBeSubmitted; - KURL m_submittedFormURL; - - Timer<FrameLoader> m_redirectionTimer; - Timer<FrameLoader> m_checkCompletedTimer; - Timer<FrameLoader> m_checkLoadCompleteTimer; - - Frame* m_opener; - HashSet<Frame*> m_openedFrames; - - bool m_openedByDOM; - - bool m_creatingInitialEmptyDocument; - bool m_isDisplayingInitialEmptyDocument; - bool m_committedFirstRealDocumentLoad; - - RefPtr<HistoryItem> m_currentHistoryItem; - RefPtr<HistoryItem> m_previousHistoryItem; - RefPtr<HistoryItem> m_provisionalHistoryItem; - - bool m_didPerformFirstNavigation; - -#ifndef NDEBUG - bool m_didDispatchDidCommitLoad; -#endif - -#if USE(LOW_BANDWIDTH_DISPLAY) - // whether to use low bandwidth dislay, set by client - bool m_useLowBandwidthDisplay; - - // whether to call finishParsing() in switchOutLowBandwidthDisplayIfReady() - bool m_finishedParsingDuringLowBandwidthDisplay; - - // whether to call switchOutLowBandwidthDisplayIfReady; - // true if there is external css, javascript, or subframe/plugin - bool m_needToSwitchOutLowBandwidthDisplay; - - String m_pendingSourceInLowBandwidthDisplay; - HashSet<CachedResource*> m_externalRequestsInLowBandwidthDisplay; -#endif - }; - -} - -#endif |