void StyledElement::removeAllInlineStyleProperties()
{
if (!inlineStyle() || inlineStyle()->isEmpty())
return;
ensureMutableInlineStyle().clear();
inlineStyleChanged();
}
PropertySetCSSStyleDeclaration* StyledElement::inlineStyleCSSOMWrapper()
{
if (!inlineStyle() || !inlineStyle()->hasCSSOMWrapper())
return 0;
PropertySetCSSStyleDeclaration* cssomWrapper = ensureMutableInlineStyle().cssStyleDeclaration();
ASSERT(cssomWrapper && cssomWrapper->parentElement() == this);
return cssomWrapper;
}
void Element::removeAllInlineStyleProperties()
{
ASSERT(isStyledElement());
if (!inlineStyle())
return;
ensureMutableInlineStyle().clear();
inlineStyleChanged();
}
bool StyledElement::removeInlineStyleProperty(CSSPropertyID propertyID)
{
if (!inlineStyle())
return false;
bool changes = ensureMutableInlineStyle().removeProperty(propertyID);
if (changes)
inlineStyleChanged();
return changes;
}
bool Element::supportsStyleSharing() const
{
if (!isStyledElement() || !parentElement())
return false;
// If the element has inline style it is probably unique.
if (inlineStyle())
return false;
// Ids stop style sharing if they show up in the stylesheets.
if (hasID() && affectedByIdSelector(idForStyleResolution()))
return false;
// :active and :hover elements always make a chain towards the document node
// and no siblings or cousins will have the same state.
if (isUserActionElement())
return false;
return true;
}
