#include "config.h"
#include "CSSRuleList.h"
#include "CSSRule.h"
#include "StyleList.h"
namespace WebCore {
CSSRuleList::CSSRuleList()
{
}
CSSRuleList::CSSRuleList(StyleList* list, bool omitCharsetRules)
{
m_list = list;
if (list && omitCharsetRules) {
m_list = 0;
unsigned len = list->length();
for (unsigned i = 0; i < len; ++i) {
StyleBase* style = list->item(i);
if (style->isRule() && !style->isCharsetRule())
append(static_cast<CSSRule*>(style));
}
}
}
CSSRuleList::~CSSRuleList()
{
}
unsigned CSSRuleList::length() const
{
return m_list ? m_list->length() : m_lstCSSRules.size();
}
CSSRule* CSSRuleList::item(unsigned index)
{
if (m_list) {
StyleBase* rule = m_list->item(index);
ASSERT(!rule || rule->isRule());
return static_cast<CSSRule*>(rule);
}
if (index < m_lstCSSRules.size())
return m_lstCSSRules[index].get();
return 0;
}
void CSSRuleList::deleteRule(unsigned index)
{
ASSERT(!m_list);
if (index >= m_lstCSSRules.size()) {
return;
}
m_lstCSSRules.remove(index);
}
void CSSRuleList::append(CSSRule* rule)
{
ASSERT(!m_list);
if (!rule) {
return;
}
m_lstCSSRules.append(rule);
}
unsigned CSSRuleList::insertRule(CSSRule* rule, unsigned index)
{
ASSERT(!m_list);
if (!rule) {
return 0;
}
if (index > m_lstCSSRules.size()) {
return 0;
}
m_lstCSSRules.insert(index, rule);
return index;
}
}