bool RenderIFrame::flattenFrame() const
{
if (!node() || !node()->hasTagName(iframeTag))
return false;
HTMLIFrameElement* element = static_cast<HTMLIFrameElement*>(node());
Frame* frame = element->document()->frame();
if (isSeamless())
return false; // Seamless iframes are already "flat", don't try to flatten them.
bool enabled = frame && frame->settings() && frame->settings()->frameFlatteningEnabled();
if (!enabled || !frame->page())
return false;
if (style()->width().isFixed() && style()->height().isFixed()) {
// Do not flatten iframes with scrolling="no".
if (element->scrollingMode() == ScrollbarAlwaysOff)
return false;
if (style()->width().value() <= 0 || style()->height().value() <= 0)
return false;
}
// Do not flatten offscreen inner frames during frame flattening, as flattening might make them visible.
IntRect boundingRect = absoluteBoundingBoxRectIgnoringTransforms();
return boundingRect.maxX() > 0 && boundingRect.maxY() > 0;
}
bool RenderIFrame::flattenFrame()
{
if (!node() || !node()->hasTagName(iframeTag))
return false;
HTMLIFrameElement* element = static_cast<HTMLIFrameElement*>(node());
bool isScrollable = element->scrollingMode() != ScrollbarAlwaysOff;
if (style()->width().isFixed() && style()->height().isFixed()) {
if (!isScrollable)
return false;
if (style()->width().value() <= 0 || style()->height().value() <= 0)
return false;
}
Frame* frame = element->document()->frame();
bool enabled = frame && frame->settings()->frameFlatteningEnabled();
if (!enabled || !frame->page())
return false;
FrameView* view = frame->page()->mainFrame()->view();
if (!view)
return false;
// Do not flatten offscreen inner frames during frame flattening, as flattening might make them visible.
IntRect boundingRect = absoluteBoundingBoxRect();
return boundingRect.maxX() > 0 && boundingRect.maxY() > 0;
}
bool RenderIFrame::flattenFrame()
{
if (!node() || !node()->hasTagName(iframeTag))
return false;
HTMLIFrameElement* element = static_cast<HTMLIFrameElement*>(node());
bool isScrollable = element->scrollingMode() != ScrollbarAlwaysOff;
if (style()->width().isFixed() && style()->height().isFixed()) {
if (!isScrollable)
return false;
if (style()->width().value() <= 0 || style()->height().value() <= 0)
return false;
}
Frame* frame = element->document()->frame();
bool enabled = frame && frame->settings()->frameFlatteningEnabled();
if (!enabled || !frame->page())
return false;
FrameView* view = frame->page()->mainFrame()->view();
if (!view)
return false;
// Do not flatten offscreen inner frames during frame flattening.
return absoluteBoundingBoxRect().intersects(IntRect(IntPoint(0, 0), view->contentsSize()));
}
static void collectActiveCSSStyleSheetsFromSeamlessParents(Vector<RefPtr<CSSStyleSheet> >& sheets, Document* document)
{
HTMLIFrameElement* seamlessParentIFrame = document->seamlessParentIFrame();
if (!seamlessParentIFrame)
return;
sheets.appendVector(seamlessParentIFrame->document()->styleSheetCollection()->activeAuthorStyleSheets());
}
bool RenderIFrame::flattenFrame()
{
if (!node() || !node()->hasTagName(iframeTag))
return false;
// CAPPFIX_WEB_HTML5: SECURITY
if (isSeamless())
return false; // Seamless iframes are already "flat", don't try to flatten them.
// CAPPFIX_WEB_HTML5_END
HTMLIFrameElement* element = static_cast<HTMLIFrameElement*>(node());
bool isScrollable = element->scrollingMode() != ScrollbarAlwaysOff;
if (!isScrollable && style()->width().isFixed()
&& style()->height().isFixed())
return false;
Frame* frame = element->document()->frame();
bool enabled = frame && frame->settings()->frameFlatteningEnabled();
if (!enabled || !frame->page())
return false;
FrameView* view = frame->page()->mainFrame()->view();
if (!view)
return false;
// Do not flatten offscreen inner frames during frame flattening.
return absoluteBoundingBoxRect().intersects(IntRect(IntPoint(0, 0), view->contentsSize()));
}