2 * Copyright (C) 2011 Adobe Systems Incorporated. All rights reserved.
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5 * modification, are permitted provided that the following conditions
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32 #include "WebKitCSSRegionRule.h"
34 #include "CSSParser.h"
35 #include "CSSRuleList.h"
36 #include "StyleRule.h"
37 #include <wtf/text/StringBuilder.h>
40 WebKitCSSRegionRule::WebKitCSSRegionRule(StyleRuleRegion* regionRule, CSSStyleSheet* parent)
41 : CSSRule(parent, CSSRule::WEBKIT_REGION_RULE)
42 , m_regionRule(regionRule)
43 , m_childRuleCSSOMWrappers(regionRule->childRules().size())
47 WebKitCSSRegionRule::~WebKitCSSRegionRule()
49 for (unsigned i = 0; i < m_childRuleCSSOMWrappers.size(); ++i) {
50 if (m_childRuleCSSOMWrappers[i])
51 m_childRuleCSSOMWrappers[i]->setParentRule(0);
55 String WebKitCSSRegionRule::cssText() const
58 result.append("@-webkit-region ");
60 // First add the selectors.
61 result.append(m_regionRule->selectorList().selectorsText());
63 // Then add the rules.
64 result.append(" { \n");
66 unsigned size = length();
67 for (unsigned i = 0; i < size; ++i) {
69 result.append(item(i)->cssText());
73 return result.toString();
76 unsigned WebKitCSSRegionRule::length() const
78 return m_regionRule->childRules().size();
81 CSSRule* WebKitCSSRegionRule::item(unsigned index) const
83 if (index >= length())
85 ASSERT(m_childRuleCSSOMWrappers.size() == m_regionRule->childRules().size());
86 RefPtr<CSSRule>& rule = m_childRuleCSSOMWrappers[index];
88 rule = m_regionRule->childRules()[index]->createCSSOMWrapper(const_cast<WebKitCSSRegionRule*>(this));
92 CSSRuleList* WebKitCSSRegionRule::cssRules() const
94 if (!m_ruleListCSSOMWrapper)
95 m_ruleListCSSOMWrapper = adoptPtr(new LiveCSSRuleList<WebKitCSSRegionRule>(const_cast<WebKitCSSRegionRule*>(this)));
96 return m_ruleListCSSOMWrapper.get();
100 } // namespace WebCore