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/*
* Copyright (C) 2009 Google 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER OR 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 FrameLoaderClientImpl_h
#define FrameLoaderClientImpl_h
#include "FrameLoaderClient.h"
#include "KURL.h"
#include "WebNavigationPolicy.h"
#include <wtf/PassOwnPtr.h>
#include <wtf/RefPtr.h>
namespace WebKit {
class WebFrameImpl;
class WebPluginContainerImpl;
class WebPluginLoadObserver;
class FrameLoaderClientImpl : public WebCore::FrameLoaderClient {
public:
FrameLoaderClientImpl(WebFrameImpl* webFrame);
~FrameLoaderClientImpl();
WebFrameImpl* webFrame() const { return m_webFrame; }
// WebCore::FrameLoaderClient ----------------------------------------------
virtual void frameLoaderDestroyed();
// Notifies the WebView delegate that the JS window object has been cleared,
// giving it a chance to bind native objects to the window before script
// parsing begins.
virtual void dispatchDidClearWindowObjectInWorld(WebCore::DOMWrapperWorld*);
virtual void documentElementAvailable();
// A frame's V8 context was created or destroyed.
virtual void didCreateScriptContextForFrame();
virtual void didDestroyScriptContextForFrame();
// A context untied to a frame was created (through evaluateInIsolatedWorld).
// This context is not tied to the lifetime of its frame, and is destroyed
// in garbage collection.
virtual void didCreateIsolatedScriptContext();
virtual bool hasWebView() const;
virtual bool hasFrameView() const;
virtual void makeRepresentation(WebCore::DocumentLoader*);
virtual void forceLayout();
virtual void forceLayoutForNonHTML();
virtual void setCopiesOnScroll();
virtual void detachedFromParent2();
virtual void detachedFromParent3();
virtual void assignIdentifierToInitialRequest(unsigned long identifier, WebCore::DocumentLoader*, const WebCore::ResourceRequest&);
virtual void dispatchWillSendRequest(WebCore::DocumentLoader*, unsigned long identifier, WebCore::ResourceRequest&, const WebCore::ResourceResponse& redirectResponse);
virtual bool shouldUseCredentialStorage(WebCore::DocumentLoader*, unsigned long identifier);
virtual void dispatchDidReceiveAuthenticationChallenge(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::AuthenticationChallenge&);
virtual void dispatchDidCancelAuthenticationChallenge(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::AuthenticationChallenge&);
virtual void dispatchDidReceiveResponse(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::ResourceResponse&);
virtual void dispatchDidReceiveContentLength(WebCore::DocumentLoader*, unsigned long identifier, int lengthReceived);
virtual void dispatchDidFinishLoading(WebCore::DocumentLoader*, unsigned long identifier);
virtual void dispatchDidFailLoading(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::ResourceError&);
virtual bool dispatchDidLoadResourceFromMemoryCache(WebCore::DocumentLoader*, const WebCore::ResourceRequest&, const WebCore::ResourceResponse&, int length);
virtual void dispatchDidHandleOnloadEvents();
virtual void dispatchDidReceiveServerRedirectForProvisionalLoad();
virtual void dispatchDidCancelClientRedirect();
virtual void dispatchWillPerformClientRedirect(const WebCore::KURL&, double interval, double fireDate);
virtual void dispatchDidNavigateWithinPage();
virtual void dispatchDidChangeLocationWithinPage();
virtual void dispatchDidPushStateWithinPage();
virtual void dispatchDidReplaceStateWithinPage();
virtual void dispatchDidPopStateWithinPage();
virtual void dispatchWillClose();
virtual void dispatchDidReceiveIcon();
virtual void dispatchDidStartProvisionalLoad();
virtual void dispatchDidReceiveTitle(const WTF::String& title);
virtual void dispatchDidChangeIcons();
virtual void dispatchDidCommitLoad();
virtual void dispatchDidFailProvisionalLoad(const WebCore::ResourceError&);
virtual void dispatchDidFailLoad(const WebCore::ResourceError&);
virtual void dispatchDidFinishDocumentLoad();
virtual void dispatchDidFinishLoad();
virtual void dispatchDidFirstLayout();
virtual void dispatchDidFirstVisuallyNonEmptyLayout();
virtual WebCore::Frame* dispatchCreatePage();
virtual void dispatchShow();
virtual void dispatchDecidePolicyForMIMEType(WebCore::FramePolicyFunction function, const WTF::String& mime_type, const WebCore::ResourceRequest&);
virtual void dispatchDecidePolicyForNewWindowAction(WebCore::FramePolicyFunction function, const WebCore::NavigationAction& action, const WebCore::ResourceRequest& request, PassRefPtr<WebCore::FormState> form_state, const WTF::String& frame_name);
virtual void dispatchDecidePolicyForNavigationAction(WebCore::FramePolicyFunction function, const WebCore::NavigationAction& action, const WebCore::ResourceRequest& request, PassRefPtr<WebCore::FormState> form_state);
virtual void cancelPolicyCheck();
virtual void dispatchUnableToImplementPolicy(const WebCore::ResourceError&);
virtual void dispatchWillSendSubmitEvent(WebCore::HTMLFormElement*);
virtual void dispatchWillSubmitForm(WebCore::FramePolicyFunction, PassRefPtr<WebCore::FormState>);
virtual void dispatchDidLoadMainResource(WebCore::DocumentLoader*);
virtual void revertToProvisionalState(WebCore::DocumentLoader*);
virtual void setMainDocumentError(WebCore::DocumentLoader*, const WebCore::ResourceError&);
virtual void willChangeEstimatedProgress() { }
virtual void didChangeEstimatedProgress() { }
virtual void postProgressStartedNotification();
virtual void postProgressEstimateChangedNotification();
virtual void postProgressFinishedNotification();
virtual void setMainFrameDocumentReady(bool);
virtual void startDownload(const WebCore::ResourceRequest&);
virtual void willChangeTitle(WebCore::DocumentLoader*);
virtual void didChangeTitle(WebCore::DocumentLoader*);
virtual void committedLoad(WebCore::DocumentLoader*, const char*, int);
virtual void finishedLoading(WebCore::DocumentLoader*);
virtual void updateGlobalHistory();
virtual void updateGlobalHistoryRedirectLinks();
virtual bool shouldGoToHistoryItem(WebCore::HistoryItem*) const;
virtual void dispatchDidAddBackForwardItem(WebCore::HistoryItem*) const;
virtual void dispatchDidRemoveBackForwardItem(WebCore::HistoryItem*) const;
virtual void dispatchDidChangeBackForwardIndex() const;
virtual void didDisplayInsecureContent();
virtual void didRunInsecureContent(WebCore::SecurityOrigin*);
virtual WebCore::ResourceError blockedError(const WebCore::ResourceRequest&);
virtual WebCore::ResourceError cancelledError(const WebCore::ResourceRequest&);
virtual WebCore::ResourceError cannotShowURLError(const WebCore::ResourceRequest&);
virtual WebCore::ResourceError interruptForPolicyChangeError(const WebCore::ResourceRequest&);
virtual WebCore::ResourceError cannotShowMIMETypeError(const WebCore::ResourceResponse&);
virtual WebCore::ResourceError fileDoesNotExistError(const WebCore::ResourceResponse&);
virtual WebCore::ResourceError pluginWillHandleLoadError(const WebCore::ResourceResponse&);
virtual bool shouldFallBack(const WebCore::ResourceError&);
virtual bool canHandleRequest(const WebCore::ResourceRequest&) const;
virtual bool canShowMIMEType(const WTF::String& MIMEType) const;
virtual bool representationExistsForURLScheme(const WTF::String& URLScheme) const;
virtual WTF::String generatedMIMETypeForURLScheme(const WTF::String& URLScheme) const;
virtual void frameLoadCompleted();
virtual void saveViewStateToItem(WebCore::HistoryItem*);
virtual void restoreViewState();
virtual void provisionalLoadStarted();
virtual void didFinishLoad();
virtual void prepareForDataSourceReplacement();
virtual PassRefPtr<WebCore::DocumentLoader> createDocumentLoader(
const WebCore::ResourceRequest&, const WebCore::SubstituteData&);
virtual void setTitle(const WTF::String& title, const WebCore::KURL&);
virtual WTF::String userAgent(const WebCore::KURL&);
virtual void savePlatformDataToCachedFrame(WebCore::CachedFrame*);
virtual void transitionToCommittedFromCachedFrame(WebCore::CachedFrame*);
virtual void transitionToCommittedForNewPage();
virtual bool canCachePage() const;
virtual void download(
WebCore::ResourceHandle*, const WebCore::ResourceRequest&,
const WebCore::ResourceRequest& initialRequest,
const WebCore::ResourceResponse&);
virtual PassRefPtr<WebCore::Frame> createFrame(
const WebCore::KURL& url, const WTF::String& name,
WebCore::HTMLFrameOwnerElement* ownerElement,
const WTF::String& referrer, bool allowsScrolling,
int marginWidth, int marginHeight);
virtual void didTransferChildFrameToNewDocument();
virtual PassRefPtr<WebCore::Widget> createPlugin(
const WebCore::IntSize&, WebCore::HTMLPlugInElement*, const WebCore::KURL&,
const Vector<WTF::String>&, const Vector<WTF::String>&,
const WTF::String&, bool loadManually);
virtual void redirectDataToPlugin(WebCore::Widget* pluginWidget);
virtual PassRefPtr<WebCore::Widget> createJavaAppletWidget(
const WebCore::IntSize&,
WebCore::HTMLAppletElement*,
const WebCore::KURL& /* base_url */,
const Vector<WTF::String>& paramNames,
const Vector<WTF::String>& paramValues);
virtual WebCore::ObjectContentType objectContentType(
const WebCore::KURL& url, const WTF::String& mimeType);
virtual WTF::String overrideMediaType() const;
virtual void didPerformFirstNavigation() const;
virtual void registerForIconNotification(bool listen = true);
virtual void didChangeScrollOffset();
virtual bool allowJavaScript(bool enabledPerSettings);
virtual bool allowPlugins(bool enabledPerSettings);
virtual bool allowImages(bool enabledPerSettings);
virtual void didNotAllowScript();
virtual void didNotAllowPlugins();
virtual PassRefPtr<WebCore::FrameNetworkingContext> createNetworkingContext();
private:
void makeDocumentView();
// Given a NavigationAction, determine the associated WebNavigationPolicy.
// For example, a middle click means "open in background tab".
static bool actionSpecifiesNavigationPolicy(
const WebCore::NavigationAction& action, WebNavigationPolicy* policy);
PassOwnPtr<WebPluginLoadObserver> pluginLoadObserver();
// The WebFrame that owns this object and manages its lifetime. Therefore,
// the web frame object is guaranteed to exist.
WebFrameImpl* m_webFrame;
// True if makeRepresentation was called. We don't actually have a concept
// of a "representation", but we need to know when we're expected to have one.
// See finishedLoading().
bool m_hasRepresentation;
// Used to help track client redirects. When a provisional load starts, it
// has no redirects in its chain. But in the case of client redirects, we want
// to add that initial load as a redirect. When we get a new provisional load
// and the dest URL matches that load, we know that it was the result of a
// previous client redirect and the source should be added as a redirect.
// Both should be empty if unused.
WebCore::KURL m_expectedClientRedirectSrc;
WebCore::KURL m_expectedClientRedirectDest;
// Contains a pointer to the plugin widget.
RefPtr<WebPluginContainerImpl> m_pluginWidget;
// Indicates if we need to send over the initial notification to the plugin
// which specifies that the plugin should be ready to accept data.
bool m_sentInitialResponseToPlugin;
// The navigation policy to use for the next call to dispatchCreatePage.
WebNavigationPolicy m_nextNavigationPolicy;
};
} // namespace WebKit
#endif
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