void HTMLElement::adjustDirectionalityIfNeededAfterChildrenChanged(Element* beforeChange, ChildChangeType changeType)
{
// FIXME: This function looks suspicious.
if (document().renderView() && (changeType == ElementRemoved || changeType == TextRemoved)) {
Node* node = beforeChange ? beforeChange->nextSibling() : 0;
for (; node; node = node->nextSibling()) {
if (elementAffectsDirectionality(node))
continue;
setHasDirAutoFlagRecursively(node, false);
}
}
if (!selfOrAncestorHasDirAutoAttribute())
return;
Node* oldMarkedNode = 0;
if (beforeChange)
oldMarkedNode = changeType == ElementInserted ? ElementTraversal::nextSibling(beforeChange) : beforeChange->nextSibling();
while (oldMarkedNode && elementAffectsDirectionality(oldMarkedNode))
oldMarkedNode = oldMarkedNode->nextSibling();
if (oldMarkedNode)
setHasDirAutoFlagRecursively(oldMarkedNode, false);
auto lineage = lineageOfType<HTMLElement>(this);
for (auto elementToAdjust = lineage.begin(), end = lineage.end(); elementToAdjust != end; ++elementToAdjust) {
if (elementAffectsDirectionality(&*elementToAdjust)) {
elementToAdjust->calculateAndAdjustDirectionality();
return;
}
}
}
void HTMLTextAreaElement::subtreeHasChanged() {
#if DCHECK_IS_ON()
// The innerEditor should have either Text nodes or a placeholder break
// element. If we see other nodes, it's a bug in editing code and we should
// fix it.
Element* innerEditor = innerEditorElement();
for (Node& node : NodeTraversal::descendantsOf(*innerEditor)) {
if (node.isTextNode())
continue;
DCHECK(isHTMLBRElement(node));
DCHECK_EQ(&node, innerEditor->lastChild());
}
#endif
addPlaceholderBreakElementIfNecessary();
setChangedSinceLastFormControlChangeEvent(true);
m_valueIsUpToDate = false;
setNeedsValidityCheck();
setAutofilled(false);
updatePlaceholderVisibility();
if (!isFocused())
return;
// When typing in a textarea, childrenChanged is not called, so we need to
// force the directionality check.
calculateAndAdjustDirectionality();
DCHECK(document().isActive());
document().frameHost()->chromeClient().didChangeValueInTextField(*this);
}
void HTMLElement::dirAttributeChanged(const AtomicString& value)
{
Element* parent = parentElement();
if (parent && parent->isHTMLElement() && parent->selfOrAncestorHasDirAutoAttribute())
toHTMLElement(parent)->adjustDirectionalityIfNeededAfterChildAttributeChanged(this);
if (equalIgnoringCase(value, "auto"))
calculateAndAdjustDirectionality();
}
void HTMLElement::dirAttributeChanged(const AtomicString& value)
{
// If an ancestor has dir=auto, and this node has the first character,
// changes to dir attribute may affect the ancestor.
updateDistribution();
Element* parent = ComposedTreeTraversal::parentElement(*this);
if (parent && parent->isHTMLElement() && toHTMLElement(parent)->selfOrAncestorHasDirAutoAttribute())
toHTMLElement(parent)->adjustDirectionalityIfNeededAfterChildAttributeChanged(this);
if (equalIgnoringCase(value, "auto"))
calculateAndAdjustDirectionality();
}
void HTMLTextAreaElement::subtreeHasChanged()
{
setChangedSinceLastFormControlChangeEvent(true);
setFormControlValueMatchesRenderer(false);
setNeedsValidityCheck();
if (!focused())
return;
// When typing in a textarea, childrenChanged is not called, so we need to force the directionality check.
calculateAndAdjustDirectionality();
}
void HTMLTextAreaElement::subtreeHasChanged()
{
setChangedSinceLastFormControlChangeEvent(true);
setFormControlValueMatchesRenderer(false);
updateValidity();
if (!focused())
return;
if (Frame* frame = document().frame())
frame->editor().textDidChangeInTextArea(this);
// When typing in a textarea, childrenChanged is not called, so we need to force the directionality check.
calculateAndAdjustDirectionality();
}
void HTMLTextAreaElement::subtreeHasChanged()
{
setChangedSinceLastFormControlChangeEvent(true);
m_valueIsUpToDate = false;
setNeedsValidityCheck();
setAutofilled(false);
if (!focused())
return;
// When typing in a textarea, childrenChanged is not called, so we need to force the directionality check.
calculateAndAdjustDirectionality();
ASSERT(document().isActive());
document().frameHost()->chrome().client().didChangeValueInTextField(*this);
}
