bool RenderEmbeddedObject::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction hitTestAction)
{
if (!RenderPart::nodeAtPoint(request, result, locationInContainer, accumulatedOffset, hitTestAction))
return false;
if (!widget() || !widget()->isPluginViewBase())
return true;
PluginViewBase* view = toPluginViewBase(widget());
IntPoint roundedPoint = locationInContainer.roundedPoint();
if (Scrollbar* horizontalScrollbar = view->horizontalScrollbar()) {
if (horizontalScrollbar->shouldParticipateInHitTesting() && horizontalScrollbar->frameRect().contains(roundedPoint)) {
result.setScrollbar(horizontalScrollbar);
return true;
}
}
if (Scrollbar* verticalScrollbar = view->verticalScrollbar()) {
if (verticalScrollbar->shouldParticipateInHitTesting() && verticalScrollbar->frameRect().contains(roundedPoint)) {
result.setScrollbar(verticalScrollbar);
return true;
}
}
return true;
}
bool RenderView::hitTest(const HitTestRequest& request, const HitTestLocation& location, HitTestResult& result)
{
if (layer()->hitTest(request, location, result))
return true;
// FIXME: Consider if this test should be done unconditionally.
if (request.allowsFrameScrollbars()) {
// ScrollView scrollbars are not the same as RenderLayer scrollbars tested by RenderLayer::hitTestOverflowControls,
// so we need to test ScrollView scrollbars separately here.
Scrollbar* frameScrollbar = frameView().scrollbarAtPoint(location.roundedPoint());
if (frameScrollbar) {
result.setScrollbar(frameScrollbar);
return true;
}
}
return false;
}
bool RenderView::hitTest(const HitTestRequest& request, const HitTestLocation& location, HitTestResult& result)
{
TRACE_EVENT0("blink", "RenderView::hitTest");
m_hitTestCount++;
if (!m_frameView->visibleContentRect().contains(location.roundedPoint()))
return false;
// We have to recursively update layout/style here because otherwise, when the hit test recurses
// into a child document, it could trigger a layout on the parent document, which can destroy RenderLayers
// that are higher up in the call stack, leading to crashes.
// Note that Document::updateLayout calls its parent's updateLayout.
// FIXME: It should be the caller's responsibility to ensure an up-to-date layout.
frameView()->updateLayoutAndStyleIfNeededRecursive();
// RenderView should make sure to update layout before entering hit testing
ASSERT(!frame()->view()->layoutPending());
ASSERT(!document().renderView()->needsLayout());
// TODO(ojan): Does any of this intersection stuff make sense for Sky?
LayoutRect hitTestArea = view()->documentRect();
if (!request.ignoreClipping())
hitTestArea.intersect(frame()->view()->visibleContentRect());
bool insideLayer = hitTestLayer(layer(), 0, request, result, hitTestArea, location);
if (!insideLayer) {
// TODO(ojan): Is this code needed for Sky?
// We didn't hit any layer. If we are the root layer and the mouse is -- or just was -- down,
// return ourselves. We do this so mouse events continue getting delivered after a drag has
// exited the WebView, and so hit testing over a scrollbar hits the content document.
if (request.active() || request.release()) {
updateHitTestResult(result, location.point());
insideLayer = true;
}
}
return insideLayer;
}
bool RenderView::hitTest(const HitTestRequest& request, const HitTestLocation& location, HitTestResult& result)
{
TRACE_EVENT0("blink", "RenderView::hitTest");
m_hitTestCount++;
// We have to recursively update layout/style here because otherwise, when the hit test recurses
// into a child document, it could trigger a layout on the parent document, which can destroy RenderLayers
// that are higher up in the call stack, leading to crashes.
// Note that Document::updateLayout calls its parent's updateLayout.
// FIXME: It should be the caller's responsibility to ensure an up-to-date layout.
frameView()->updateLayoutAndStyleIfNeededRecursive();
bool hitLayer = layer()->hitTest(request, location, result);
// FrameView scrollbars are not the same as RenderLayer scrollbars tested by RenderLayer::hitTestOverflowControls,
// so we need to test FrameView scrollbars separately here. Note that it's important we do this after
// the hit test above, because that may overwrite the entire HitTestResult when it finds a hit.
IntPoint viewPoint = location.roundedPoint() - frameView()->scrollOffset();
if (Scrollbar* frameScrollbar = frameView()->scrollbarAtViewPoint(viewPoint))
result.setScrollbar(frameScrollbar);
return hitLayer;
}
