frameloaderclientqt.cpp

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void FrameLoaderClientQt::dispatchWillSendRequest(WebCore::DocumentLoader*, unsigned long identifier, WebCore::ResourceRequest& newRequest, const WebCore::ResourceResponse& redirectResponse)
{
    if (dumpResourceLoadCallbacks)
        printf("%s - willSendRequest %s redirectResponse %s\n",
               qPrintable(dumpAssignedUrls[identifier]),
               qPrintable(drtDescriptionSuitableForTestResult(newRequest)),
               qPrintable(drtDescriptionSuitableForTestResult(redirectResponse)));

    // seems like the Mac code doesn't do anything here by default neither
    //qDebug() << "FrameLoaderClientQt::dispatchWillSendRequest" << request.isNull() << request.url().string`();
}

bool
FrameLoaderClientQt::shouldUseCredentialStorage(DocumentLoader*, unsigned long)
{
    notImplemented();
    return false;
}

void FrameLoaderClientQt::dispatchDidReceiveAuthenticationChallenge(DocumentLoader*, unsigned long, const AuthenticationChallenge&)
{
    notImplemented();
}

void FrameLoaderClientQt::dispatchDidCancelAuthenticationChallenge(DocumentLoader*, unsigned long, const AuthenticationChallenge&)
{
    notImplemented();
}

void FrameLoaderClientQt::dispatchDidReceiveResponse(WebCore::DocumentLoader*, unsigned long, const WebCore::ResourceResponse& response)
{

    m_response = response;
    m_firstData = true;
    //qDebug() << "    got response from" << response.url().string();
}

void FrameLoaderClientQt::dispatchDidReceiveContentLength(WebCore::DocumentLoader*, unsigned long, int)
{
}

void FrameLoaderClientQt::dispatchDidFinishLoading(WebCore::DocumentLoader* loader, unsigned long)
{
}

void FrameLoaderClientQt::dispatchDidFailLoading(WebCore::DocumentLoader* loader, unsigned long identifier, const WebCore::ResourceError& error)
{
    if (dumpResourceLoadCallbacks)
        printf("%s - didFailLoadingWithError: %s\n", qPrintable(dumpAssignedUrls[identifier]), qPrintable(drtDescriptionSuitableForTestResult(error)));

    if (m_firstData) {
        FrameLoader *fl = loader->frameLoader();
        fl->setEncoding(m_response.textEncodingName(), false);
        m_firstData = false;
    }
}

bool FrameLoaderClientQt::dispatchDidLoadResourceFromMemoryCache(WebCore::DocumentLoader*, const WebCore::ResourceRequest&, const WebCore::ResourceResponse&, int)
{
    notImplemented();
    return false;
}

void FrameLoaderClientQt::dispatchDidFailProvisionalLoad(const WebCore::ResourceError&)
{
    if (dumpFrameLoaderCallbacks)
        printf("%s - didFailProvisionalLoadWithError\n", qPrintable(drtDescriptionSuitableForTestResult(m_frame)));

    m_loadSucceeded = false;
}

void FrameLoaderClientQt::dispatchDidFailLoad(const WebCore::ResourceError&)
{
    if (dumpFrameLoaderCallbacks)
        printf("%s - didFailLoadWithError\n", qPrintable(drtDescriptionSuitableForTestResult(m_frame)));

    m_loadSucceeded = false;
}

WebCore::Frame* FrameLoaderClientQt::dispatchCreatePage()
{
    if (!m_webFrame)
        return 0;
    QWebPage *newPage = m_webFrame->page()->createWindow(QWebPage::WebBrowserWindow);
    if (!newPage)
        return 0;
    return newPage->mainFrame()->d->frame;
}

void FrameLoaderClientQt::dispatchDecidePolicyForMIMEType(FramePolicyFunction function, const WebCore::String& MIMEType, const WebCore::ResourceRequest&)
{
    // we need to call directly here
    Q_ASSERT(!m_policyFunction);
    m_policyFunction = function;
    if (canShowMIMEType(MIMEType))
        slotCallPolicyFunction(PolicyUse);
    else
        slotCallPolicyFunction(PolicyDownload);
}

void FrameLoaderClientQt::dispatchDecidePolicyForNewWindowAction(FramePolicyFunction function, const WebCore::NavigationAction& action, const WebCore::ResourceRequest& request, PassRefPtr<WebCore::FormState>, const WebCore::String&)
{
    Q_ASSERT(!m_policyFunction);
    Q_ASSERT(m_webFrame);
    m_policyFunction = function;
#if QT_VERSION < 0x040400
    QWebNetworkRequest r(request);
#else
    QNetworkRequest r(request.toNetworkRequest());
#endif
    QWebPage* page = m_webFrame->page();

    if (!page->d->acceptNavigationRequest(0, r, QWebPage::NavigationType(action.type()))) {
        if (action.type() == NavigationTypeFormSubmitted || action.type() == NavigationTypeFormResubmitted)
            m_frame->loader()->resetMultipleFormSubmissionProtection();

        if (action.type() == NavigationTypeLinkClicked && r.url().hasFragment()) {
            ResourceRequest emptyRequest;
            m_frame->loader()->activeDocumentLoader()->setLastCheckedRequest(emptyRequest);
        }

        slotCallPolicyFunction(PolicyIgnore);
        return;
    }
    slotCallPolicyFunction(PolicyUse);
}

void FrameLoaderClientQt::dispatchDecidePolicyForNavigationAction(FramePolicyFunction function, const WebCore::NavigationAction& action, const WebCore::ResourceRequest& request, PassRefPtr<WebCore::FormState>)
{
    Q_ASSERT(!m_policyFunction);
    Q_ASSERT(m_webFrame);
    m_policyFunction = function;
#if QT_VERSION < 0x040400
    QWebNetworkRequest r(request);
#else
    QNetworkRequest r(request.toNetworkRequest());
#endif
    QWebPage*page = m_webFrame->page();

    if (!page->d->acceptNavigationRequest(m_webFrame, r, QWebPage::NavigationType(action.type()))) {
        if (action.type() == NavigationTypeFormSubmitted || action.type() == NavigationTypeFormResubmitted)
            m_frame->loader()->resetMultipleFormSubmissionProtection();

        if (action.type() == NavigationTypeLinkClicked && r.url().hasFragment()) {
            ResourceRequest emptyRequest;
            m_frame->loader()->activeDocumentLoader()->setLastCheckedRequest(emptyRequest);
        }

        slotCallPolicyFunction(PolicyIgnore);
        return;
    }
    slotCallPolicyFunction(PolicyUse);
}

void FrameLoaderClientQt::dispatchUnableToImplementPolicy(const WebCore::ResourceError&)
{
    notImplemented();
}

void FrameLoaderClientQt::startDownload(const WebCore::ResourceRequest& request)
{
#if QT_VERSION >= 0x040400
    if (!m_webFrame)
        return;

    QWebPage *page = m_webFrame->page();
    emit m_webFrame->page()->downloadRequested(request.toNetworkRequest());
#endif
}

PassRefPtr<Frame> FrameLoaderClientQt::createFrame(const KURL& url, const String& name, HTMLFrameOwnerElement* ownerElement,
                                        const String& referrer, bool allowsScrolling, int marginWidth, int marginHeight)
{
    if (!m_webFrame)
        return 0;

    QWebFrameData frameData;
    frameData.url = url;
    frameData.name = name;
    frameData.ownerElement = ownerElement;
    frameData.referrer = referrer;
    frameData.allowsScrolling = allowsScrolling;
    frameData.marginWidth = marginWidth;
    frameData.marginHeight = marginHeight;

    QWebFrame* webFrame = new QWebFrame(m_webFrame, &frameData);
    emit m_webFrame->page()->frameCreated(webFrame);

    RefPtr<Frame> childFrame = adoptRef(webFrame->d->frame);

    // ### set override encoding if we have one

    FrameLoadType loadType = m_frame->loader()->loadType();
    FrameLoadType childLoadType = FrameLoadTypeRedirectWithLockedBackForwardList;

    childFrame->loader()->loadURL(frameData.url, frameData.referrer, String(), false, childLoadType, 0, 0);

    // The frame's onload handler may have removed it from the document.
    if (!childFrame->tree()->parent())
        return 0;

    return childFrame.release();
}

ObjectContentType FrameLoaderClientQt::objectContentType(const KURL& url, const String& _mimeType)
{
//    qDebug()<<" ++++++++++++++++ url is "<<url.prettyURL()<<", mime = "<<_mimeType;
    if (_mimeType == "application/x-qt-plugin" || _mimeType == "application/x-qt-styled-widget")
        return ObjectContentOtherPlugin;

    if (url.isEmpty() && !_mimeType.length())
        return ObjectContentNone;

    String mimeType = _mimeType;
    if (!mimeType.length()) {
        QFileInfo fi(url.path());
        mimeType = MIMETypeRegistry::getMIMETypeForExtension(fi.suffix());
    }

    if (!mimeType.length())
        return ObjectContentFrame;

    if (MIMETypeRegistry::isSupportedImageMIMEType(mimeType))
        return ObjectContentImage;

    if (PluginDatabase::installedPlugins()->isMIMETypeRegistered(mimeType))
        return ObjectContentNetscapePlugin;

    if (m_frame->page() && m_frame->page()->pluginData() && m_frame->page()->pluginData()->supportsMimeType(mimeType))
        return ObjectContentOtherPlugin;

    if (MIMETypeRegistry::isSupportedNonImageMIMEType(mimeType))
        return ObjectContentFrame;

    if (url.protocol() == "about")
        return ObjectContentFrame;

    return ObjectContentNone;
}

static const CSSPropertyID qstyleSheetProperties[] = {
    CSSPropertyColor,
    CSSPropertyFontFamily,
    CSSPropertyFontSize,
    CSSPropertyFontStyle,
    CSSPropertyFontWeight
};

const unsigned numqStyleSheetProperties = sizeof(qstyleSheetProperties) / sizeof(qstyleSheetProperties[0]);

class QtPluginWidget: public Widget
{
public:
    QtPluginWidget(QWidget* w = 0): Widget(w) {}
    ~QtPluginWidget()
    {
        if (platformWidget())
            platformWidget()->deleteLater();
    }
    virtual void invalidateRect(const IntRect& r)
    { 
        if (platformWidget())
            platformWidget()->update(r);
    }
    virtual void frameRectsChanged()
    {
        if (!platformWidget())
            return;

        IntRect windowRect = convertToContainingWindow(IntRect(0, 0, frameRect().width(), frameRect().height()));
        platformWidget()->setGeometry(windowRect);

        ScrollView* parentScrollView = parent();
        if (!parentScrollView)
            return;

        ASSERT(parentScrollView->isFrameView());
        IntRect clipRect(static_cast<FrameView*>(parentScrollView)->windowClipRect());
        clipRect.move(-windowRect.x(), -windowRect.y());
        clipRect.intersect(platformWidget()->rect());
        platformWidget()->setMask(QRegion(clipRect.x(), clipRect.y(), clipRect.width(), clipRect.height()));
    }
};

Widget* FrameLoaderClientQt::createPlugin(const IntSize& pluginSize, HTMLPlugInElement* element, const KURL& url, const Vector<String>& paramNames,
                                          const Vector<String>& paramValues, const String& mimeType, bool loadManually)
{
//     qDebug()<<"------ Creating plugin in FrameLoaderClientQt::createPlugin for "<<url.prettyURL() << mimeType;
//     qDebug()<<"------\t url = "<<url.prettyURL();

    if (!m_webFrame)
        return 0;

    QStringList params;
    QStringList values;
    QString classid(element->getAttribute("classid"));

    for (int i = 0; i < paramNames.size(); ++i) {
        params.append(paramNames[i]);
        if (paramNames[i] == "classid")
            classid = paramValues[i];
    }
    for (int i = 0; i < paramValues.size(); ++i)
        values.append(paramValues[i]);

    QString urlStr(url.string());
    QUrl qurl = urlStr;

    QObject* object = 0;

    if (mimeType == "application/x-qt-plugin" || mimeType == "application/x-qt-styled-widget") {
        object = m_webFrame->page()->createPlugin(classid, qurl, params, values);
#ifndef QT_NO_STYLE_STYLESHEET
        QWidget* widget = qobject_cast<QWidget*>(object);
        if (widget && mimeType == "application/x-qt-styled-widget") {

            QString styleSheet = element->getAttribute("style");
            if (!styleSheet.isEmpty())
                styleSheet += QLatin1Char(';');

            for (int i = 0; i < numqStyleSheetProperties; ++i) {
                CSSPropertyID property = qstyleSheetProperties[i];

                styleSheet += QString::fromLatin1(::getPropertyName(property));
                styleSheet += QLatin1Char(':');
                styleSheet += computedStyle(element)->getPropertyValue(property);
                styleSheet += QLatin1Char(';');
            }

            widget->setStyleSheet(styleSheet);
        }
#endif // QT_NO_STYLE_STYLESHEET
    }

#if QT_VERSION >= 0x040400
        if (!object) {
            QWebPluginFactory* factory = m_webFrame->page()->pluginFactory();
            if (factory)
                object = factory->create(mimeType, qurl, params, values);
        }
#endif

        if (object) {
            QWidget* widget = qobject_cast<QWidget*>(object);
            if (widget) {
                QWidget* view = m_webFrame->page()->view();
                if (view)
                    widget->setParent(view);
                QtPluginWidget* w = new QtPluginWidget();
                w->setPlatformWidget(widget);
                // Make sure it's invisible until properly placed into the layout
                w->setFrameRect(IntRect(0, 0, 0, 0));
                return w;
            }
            // FIXME: make things work for widgetless plugins as well
            delete object;
    } else { // NPAPI Plugins
        PluginView* pluginView = PluginView::create(m_frame, pluginSize, element, url,
            paramNames, paramValues, mimeType, loadManually);
        return pluginView;
    }

    return 0;
}

void FrameLoaderClientQt::redirectDataToPlugin(Widget* pluginWidget)
{
    ASSERT(!m_pluginView);
    m_pluginView = static_cast<PluginView*>(pluginWidget);
    m_hasSentResponseToPlugin = false;
}

Widget* FrameLoaderClientQt::createJavaAppletWidget(const IntSize&, HTMLAppletElement*, const KURL& baseURL,
                                                    const Vector<String>& paramNames, const Vector<String>& paramValues)
{
    notImplemented();
    return 0;
}

String FrameLoaderClientQt::overrideMediaType() const
{
    return String();
}

QString FrameLoaderClientQt::chooseFile(const QString& oldFile)
{
    return webFrame()->page()->chooseFile(webFrame(), oldFile);
}

}

#include "moc_FrameLoaderClientQt.cpp"