pluginviewgtk.cpp

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        setCallingPlugin(true);
        m_plugin->pluginFuncs()->destroy(m_instance, 0);
        setCallingPlugin(false);
        PluginView::setCurrentPluginView(0);
    }

    m_instance->pdata = 0;
}

static const char* MozillaUserAgent = "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1) Gecko/20061010 Firefox/2.0";

const char* PluginView::userAgent()
{
    if (m_plugin->quirks().contains(PluginQuirkWantsMozillaUserAgent))
        return MozillaUserAgent;

    if (m_userAgent.isNull())
        m_userAgent = m_parentFrame->loader()->userAgent(m_url).utf8();

    return m_userAgent.data();
}

const char* PluginView::userAgentStatic()
{
    //FIXME - Lie and say we are Mozilla
    return MozillaUserAgent;
}

NPError PluginView::handlePostReadFile(Vector<char>& buffer, uint32 len, const char* buf)
{
    String filename(buf, len);

    if (filename.startsWith("file:///"))
        filename = filename.substring(8);

    // Get file info
    if (!g_file_test ((filename.utf8()).data(), (GFileTest)(G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR)))
        return NPERR_FILE_NOT_FOUND;

    //FIXME - read the file data into buffer
    FILE* fileHandle = fopen((filename.utf8()).data(), "r");
    
    if (fileHandle == 0)
        return NPERR_FILE_NOT_FOUND;

    //buffer.resize();

    int bytesRead = fread(buffer.data(), 1, 0, fileHandle);

    fclose(fileHandle);

    if (bytesRead <= 0)
        return NPERR_FILE_NOT_FOUND;

    return NPERR_NO_ERROR;
}

NPError PluginView::getValueStatic(NPNVariable variable, void* value)
{
    switch (variable) {
    case NPNVToolkit:
#if PLATFORM(GTK)
        *static_cast<uint32*>(value) = 2;
#else
        *static_cast<uint32*>(value) = 0;
#endif
        return NPERR_NO_ERROR;

    case NPNVSupportsXEmbedBool:
#if PLATFORM(X11)
        *static_cast<NPBool*>(value) = true;
#else
        *static_cast<NPBool*>(value) = false;
#endif
        return NPERR_NO_ERROR;

    case NPNVjavascriptEnabledBool:
        *static_cast<NPBool*>(value) = true;
        return NPERR_NO_ERROR;

    default:
        return NPERR_GENERIC_ERROR;
    }
}

NPError PluginView::getValue(NPNVariable variable, void* value)
{
    switch (variable) {
    case NPNVxDisplay:
#if PLATFORM(X11)
        if (m_needsXEmbed)
            *(void **)value = (void *)GDK_DISPLAY();
        else
            *(void **)value = (void *)GTK_XTBIN(platformPluginWidget())->xtclient.xtdisplay;
        return NPERR_NO_ERROR;
#else
        return NPERR_GENERIC_ERROR;
#endif

#if PLATFORM(X11)
    case NPNVxtAppContext:
        if (!m_needsXEmbed) {
            *(void **)value = XtDisplayToApplicationContext (GTK_XTBIN(platformPluginWidget())->xtclient.xtdisplay);

            return NPERR_NO_ERROR;
        } else
            return NPERR_GENERIC_ERROR;
#endif

#if ENABLE(NETSCAPE_PLUGIN_API)
        case NPNVWindowNPObject: {
            if (m_isJavaScriptPaused)
                return NPERR_GENERIC_ERROR;

            NPObject* windowScriptObject = m_parentFrame->script()->windowScriptNPObject();

            // Return value is expected to be retained, as described here: <http://www.mozilla.org/projects/plugin/npruntime.html>
            if (windowScriptObject)
                _NPN_RetainObject(windowScriptObject);

            void** v = (void**)value;
            *v = windowScriptObject;
            
            return NPERR_NO_ERROR;
        }

        case NPNVPluginElementNPObject: {
            if (m_isJavaScriptPaused)
                return NPERR_GENERIC_ERROR;

            NPObject* pluginScriptObject = 0;

            if (m_element->hasTagName(appletTag) || m_element->hasTagName(embedTag) || m_element->hasTagName(objectTag))
                pluginScriptObject = static_cast<HTMLPlugInElement*>(m_element)->getNPObject();

            // Return value is expected to be retained, as described here: <http://www.mozilla.org/projects/plugin/npruntime.html>
            if (pluginScriptObject)
                _NPN_RetainObject(pluginScriptObject);

            void** v = (void**)value;
            *v = pluginScriptObject;

            return NPERR_NO_ERROR;
        }
#endif

        case NPNVnetscapeWindow: {
#if PLATFORM(X11)
            void* w = reinterpret_cast<void*>(value);
            *((XID *)w) = GDK_WINDOW_XWINDOW(m_parentFrame->view()->hostWindow()->platformWindow()->window);
#endif
#ifdef GDK_WINDOWING_WIN32
            HGDIOBJ* w = reinterpret_cast<HGDIOBJ*>(value);
            *w = GDK_WINDOW_HWND(m_parentFrame->view()->hostWindow()->platformWindow()->window);
#endif
            return NPERR_NO_ERROR;
        }

        default:
            return getValueStatic(variable, value);
    }
}

void PluginView::invalidateRect(const IntRect& rect)
{
    if (m_isWindowed) {
        gtk_widget_queue_draw_area(GTK_WIDGET(platformPluginWidget()), rect.x(), rect.y(), rect.width(), rect.height());
        return;
    }

    invalidateWindowlessPluginRect(rect);
}

void PluginView::invalidateRect(NPRect* rect)
{
    if (!rect) {
        invalidate();
        return;
    }

    IntRect r(rect->left, rect->top, rect->right - rect->left, rect->bottom - rect->top);
    invalidateRect(r);
}

void PluginView::forceRedraw()
{
    if (m_isWindowed)
        gtk_widget_queue_draw(platformPluginWidget());
    else
        gtk_widget_queue_draw(m_parentFrame->view()->hostWindow()->platformWindow());
}

PluginView::~PluginView()
{
    stop();

    deleteAllValues(m_requests);

    freeStringArray(m_paramNames, m_paramCount);
    freeStringArray(m_paramValues, m_paramCount);

    m_parentFrame->script()->cleanupScriptObjectsForPlugin(this);

    if (m_plugin && !(m_plugin->quirks().contains(PluginQuirkDontUnloadPlugin)))
        m_plugin->unload();
}

static gboolean
plug_removed_cb(GtkSocket *socket, gpointer)
{
    return TRUE;
}

void PluginView::init()
{
    if (m_haveInitialized)
        return;
    m_haveInitialized = true;

    if (!m_plugin) {
        ASSERT(m_status == PluginStatusCanNotFindPlugin);
        return;
    }

    if (!m_plugin->load()) {
        m_plugin = 0;
        m_status = PluginStatusCanNotLoadPlugin;
        return;
    }

    if (!start()) {
        m_status = PluginStatusCanNotLoadPlugin;
        return;
    }

    if (m_plugin->pluginFuncs()->getvalue) {
        PluginView::setCurrentPluginView(this);
        JSC::JSLock::DropAllLocks dropAllLocks(false);
        setCallingPlugin(true);
        m_plugin->pluginFuncs()->getvalue(m_instance, NPPVpluginNeedsXEmbed, &m_needsXEmbed);
        setCallingPlugin(false);
        PluginView::setCurrentPluginView(0);
    }

#if PLATFORM(X11)
    if (m_needsXEmbed) {
        setPlatformWidget(gtk_socket_new());
        gtk_container_add(GTK_CONTAINER(m_parentFrame->view()->hostWindow()->platformWindow()), platformPluginWidget());
        g_signal_connect(platformPluginWidget(), "plug_removed", G_CALLBACK(plug_removed_cb), NULL);
    } else if (m_isWindowed)
        setPlatformWidget(gtk_xtbin_new(m_parentFrame->view()->hostWindow()->platformWindow()->window, 0));
#else
    setPlatformWidget(gtk_socket_new());
    gtk_container_add(GTK_CONTAINER(m_parentFrame->view()->hostWindow()->platformWindow()), platformPluginWidget());
#endif
    show();

    if (m_isWindowed) {
        m_npWindow.type = NPWindowTypeWindow;
#if PLATFORM(X11)
        NPSetWindowCallbackStruct *ws = new NPSetWindowCallbackStruct();

        ws->type = 0;

        if (m_needsXEmbed) {
            gtk_widget_realize(platformPluginWidget());
            m_npWindow.window = (void*)gtk_socket_get_id(GTK_SOCKET(platformPluginWidget()));
            ws->display = GDK_WINDOW_XDISPLAY(platformPluginWidget()->window);
            ws->visual = GDK_VISUAL_XVISUAL(gdk_drawable_get_visual(GDK_DRAWABLE(platformPluginWidget()->window)));
            ws->depth = gdk_drawable_get_visual(GDK_DRAWABLE(platformPluginWidget()->window))->depth;
            ws->colormap = GDK_COLORMAP_XCOLORMAP(gdk_drawable_get_colormap(GDK_DRAWABLE(platformPluginWidget()->window)));
        } else {
            m_npWindow.window = (void*)GTK_XTBIN(platformPluginWidget())->xtwindow;
            ws->display = GTK_XTBIN(platformPluginWidget())->xtdisplay;
            ws->visual = GTK_XTBIN(platformPluginWidget())->xtclient.xtvisual;
            ws->depth = GTK_XTBIN(platformPluginWidget())->xtclient.xtdepth;
            ws->colormap = GTK_XTBIN(platformPluginWidget())->xtclient.xtcolormap;
        }
        XFlush (ws->display);

        m_npWindow.ws_info = ws;
#elif defined(GDK_WINDOWING_WIN32)
        m_npWindow.window = (void*)GDK_WINDOW_HWND(platformPluginWidget()->window);
#endif
    } else {
        m_npWindow.type = NPWindowTypeDrawable;
        m_npWindow.window = 0;
    }

    // TODO remove in favor of null events, like mac port?
    if (!(m_plugin->quirks().contains(PluginQuirkDeferFirstSetWindowCall)))
        updatePluginWidget(); // was: setNPWindowIfNeeded(), but this doesn't produce 0x0 rects at first go

    m_status = PluginStatusLoadedSuccessfully;
}

} // namespace WebCore