static bool shouldCreateMainFrameScrollbar(const ScrollView* scrollView)
{
// Interior frame ScrollViews never have MainFrameScrollbars.
if (scrollView->parent())
return false;
// If we don't have a host window or a containing widget (ala WebKit2).
HostWindow* hostWindow = scrollView->hostWindow();
if (!hostWindow || !hostWindow->platformPageClient())
return false;
gboolean selfScrolling = FALSE;
g_object_get(hostWindow->platformPageClient(), "self-scrolling", &selfScrolling, NULL);
return !selfScrolling;
}
static AtkObject* atkParentOfRootObject(AtkObject* object)
{
AccessibilityObject* coreObject = core(object);
AccessibilityObject* coreParent = coreObject->parentObjectUnignored();
// The top level object claims to not have a parent. This makes it
// impossible for assistive technologies to ascend the accessible
// hierarchy all the way to the application. (Bug 30489)
if (!coreParent && isRootObject(coreObject)) {
Document* document = coreObject->document();
if (!document)
return 0;
#if PLATFORM(GTK)
HostWindow* hostWindow = document->view()->hostWindow();
if (hostWindow) {
PlatformPageClient scrollView = hostWindow->platformPageClient();
if (scrollView) {
GtkWidget* scrollViewParent = gtk_widget_get_parent(scrollView);
if (scrollViewParent)
return gtk_widget_get_accessible(scrollViewParent);
}
}
#endif // PLATFORM(GTK)
}
if (!coreParent)
return 0;
return coreParent->wrapper();
}
static PangoLayout* getPangoLayoutForAtk(AtkText* textObject)
{
AccessibilityObject* coreObject = core(textObject);
HostWindow* hostWindow = coreObject->document()->view()->hostWindow();
if (!hostWindow)
return 0;
PlatformPageClient webView = hostWindow->platformPageClient();
if (!webView)
return 0;
GString* str = g_string_new(NULL);
AccessibilityRenderObject* accObject = static_cast<AccessibilityRenderObject*>(coreObject);
if (!accObject)
return 0;
RenderText* renderText = toRenderText(accObject->renderer());
if (!renderText)
return 0;
// Create a string with the layout as it appears on the screen
InlineTextBox* box = renderText->firstTextBox();
while (box) {
gchar *text = convertUniCharToUTF8(renderText->characters(), renderText->textLength(), box->start(), box->end());
g_string_append(str, text);
g_string_append(str, "\n");
box = box->nextTextBox();
}
PangoLayout* layout = gtk_widget_create_pango_layout(static_cast<GtkWidget*>(webView), g_string_free(str, FALSE));
g_object_set_data_full(G_OBJECT(textObject), "webkit-accessible-pango-layout", layout, g_object_unref);
return layout;
}
QWebPageClient* PluginView::platformPageClient() const
{
FrameView* view = m_parentFrame->view();
if (!view)
return 0;
HostWindow* hostWindow = view->hostWindow();
if (!hostWindow)
return 0;
return hostWindow->platformPageClient();
}
static PlatformPageClient toPlatformPageClient(Widget* widget)
{
if (!widget)
return 0;
ScrollView* root = widget->root();
if (!root)
return 0;
HostWindow* hostWindow = root->hostWindow();
if (!hostWindow)
return 0;
return hostWindow->platformPageClient();
}
static PangoLayout* getPangoLayoutForAtk(AtkText* textObject)
{
AccessibilityObject* coreObject = core(textObject);
Document* document = coreObject->document();
if (!document)
return 0;
HostWindow* hostWindow = document->view()->hostWindow();
if (!hostWindow)
return 0;
PlatformPageClient webView = hostWindow->platformPageClient();
if (!webView)
return 0;
// Create a string with the layout as it appears on the screen
PangoLayout* layout = gtk_widget_create_pango_layout(static_cast<GtkWidget*>(webView), textForObject(coreObject));
return layout;
}
void Widget::setCursor(const Cursor& cursor)
{
#if PLATFORM(AMIGAOS4)
if (!isFrameView())
return;
static const Cursor *waitCursorPtr = &waitCursor();
HostWindow *hostWindow = static_cast<FrameView*>(this)->hostWindow();
BalWidget *widget = hostWindow ? hostWindow->platformPageClient() : 0;
Window *window = widget ? widget->window : 0;
if (window)
if (waitCursorPtr == &cursor && !cursor.impl())
IIntuition->SetWindowPointer(window, WA_BusyPointer, TRUE, TAG_DONE);
else if (widget->curentCursor != cursor.impl()) {
IIntuition->SetWindowPointer(window, WA_Pointer, cursor.impl(), TAG_DONE);
widget->curentCursor = cursor.impl();
}
#endif
}
static AtkObject* webkit_accessible_get_parent(AtkObject* object)
{
AccessibilityObject* coreParent = core(object)->parentObjectUnignored();
// The top level web view claims to not have a parent. This makes it
// impossible for assistive technologies to ascend the accessible
// hierarchy all the way to the application. (Bug 30489)
if (!coreParent && core(object)->isWebArea()) {
HostWindow* hostWindow = core(object)->document()->view()->hostWindow();
if (hostWindow) {
PlatformPageClient webView = hostWindow->platformPageClient();
if (webView) {
GtkWidget* webViewParent = gtk_widget_get_parent(webView);
if (webViewParent)
return gtk_widget_get_accessible(webViewParent);
}
}
}
if (!coreParent)
return NULL;
return coreParent->wrapper();
}