Esempio n. 1
0
bool SVGImage::dataChanged(bool allDataReceived)
{
    // Don't do anything if is an empty image.
    if (!data()->size())
        return true;

    if (allDataReceived) {
        static FrameLoaderClient* dummyFrameLoaderClient =  new EmptyFrameLoaderClient;

        Page::PageClients pageClients;
        m_chromeClient = adoptPtr(new SVGImageChromeClient(this));
        pageClients.chromeClient = m_chromeClient.get();
#if ENABLE(CONTEXT_MENUS)
        static ContextMenuClient* dummyContextMenuClient = new EmptyContextMenuClient;
        pageClients.contextMenuClient = dummyContextMenuClient;
#endif
        static EditorClient* dummyEditorClient = new EmptyEditorClient;
        pageClients.editorClient = dummyEditorClient;
#if ENABLE(DRAG_SUPPORT)
        static DragClient* dummyDragClient = new EmptyDragClient;
        pageClients.dragClient = dummyDragClient;
#endif
        static InspectorClient* dummyInspectorClient = new EmptyInspectorClient;
        pageClients.inspectorClient = dummyInspectorClient;
#if ENABLE(DEVICE_ORIENTATION)
        static DeviceMotionClient* dummyDeviceMotionClient = new EmptyDeviceMotionClient;
        pageClients.deviceMotionClient = dummyDeviceMotionClient;
        static DeviceOrientationClient* dummyDeviceOrientationClient = new EmptyDeviceOrientationClient;
        pageClients.deviceOrientationClient = dummyDeviceOrientationClient;
#endif

        // FIXME: If this SVG ends up loading itself, we might leak the world.
        // The comment said that the Cache code does not know about CachedImages
        // holding Frames and won't know to break the cycle. But 
        m_page.set(new Page(pageClients));
        m_page->settings()->setMediaEnabled(false);
        m_page->settings()->setJavaScriptEnabled(false);
        m_page->settings()->setPluginsEnabled(false);

        RefPtr<Frame> frame = Frame::create(m_page.get(), 0, dummyFrameLoaderClient);
        frame->setView(FrameView::create(frame.get()));
        frame->init();
        ResourceRequest fakeRequest(KURL(ParsedURLString, ""));
        FrameLoader* loader = frame->loader();
        loader->setForcedSandboxFlags(SandboxAll);
        loader->load(fakeRequest, false); // Make sure the DocumentLoader is created
        loader->policyChecker()->cancelCheck(); // cancel any policy checks
        loader->commitProvisionalLoad();
        loader->writer()->setMIMEType("image/svg+xml");
        loader->writer()->begin(KURL()); // create the empty document
        loader->writer()->addData(data()->data(), data()->size());
        loader->writer()->end();
        frame->view()->setTransparent(true); // SVG Images are transparent.
    }

    return m_page;
}
bool SVGImage::dataChanged(bool allDataReceived)
{
    // Don't do anything if is an empty image.
    if (!data()->size())
        return true;

    if (allDataReceived) {
        static FrameLoaderClient* dummyFrameLoaderClient =  new EmptyFrameLoaderClient;

        Page::PageClients pageClients;
        m_chromeClient = adoptPtr(new SVGImageChromeClient(this));
        pageClients.chromeClient = m_chromeClient.get();
#if ENABLE(CONTEXT_MENUS)
        static ContextMenuClient* dummyContextMenuClient = new EmptyContextMenuClient;
        pageClients.contextMenuClient = dummyContextMenuClient;
#endif
        static EditorClient* dummyEditorClient = new EmptyEditorClient;
        pageClients.editorClient = dummyEditorClient;
#if ENABLE(DRAG_SUPPORT)
        static DragClient* dummyDragClient = new EmptyDragClient;
        pageClients.dragClient = dummyDragClient;
#endif
        static InspectorClient* dummyInspectorClient = new EmptyInspectorClient;
        pageClients.inspectorClient = dummyInspectorClient;
#if ENABLE(DEVICE_ORIENTATION)
        static DeviceMotionClient* dummyDeviceMotionClient = new EmptyDeviceMotionClient;
        pageClients.deviceMotionClient = dummyDeviceMotionClient;
        static DeviceOrientationClient* dummyDeviceOrientationClient = new EmptyDeviceOrientationClient;
        pageClients.deviceOrientationClient = dummyDeviceOrientationClient;
#endif

        // FIXME: If this SVG ends up loading itself, we might leak the world.
        // The Cache code does not know about CachedImages 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.
        m_page.set(new Page(pageClients));
        m_page->settings()->setMediaEnabled(false);
        m_page->settings()->setJavaScriptEnabled(false);
        m_page->settings()->setPluginsEnabled(false);

        RefPtr<Frame> frame = Frame::create(m_page.get(), 0, dummyFrameLoaderClient);
        frame->setView(FrameView::create(frame.get()));
        frame->init();
        FrameLoader* loader = frame->loader();
        loader->setForcedSandboxFlags(SandboxAll);
        ASSERT(loader->activeDocumentLoader()); // DocumentLoader should have been created by frame->init().
        loader->activeDocumentLoader()->writer()->setMIMEType("image/svg+xml");
        loader->activeDocumentLoader()->writer()->begin(KURL()); // create the empty document
        loader->activeDocumentLoader()->writer()->addData(data()->data(), data()->size());
        loader->activeDocumentLoader()->writer()->end();
        frame->view()->setTransparent(true); // SVG Images are transparent.
    }

    return m_page;
}