1 // Copyright 2019 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_CSS_CSS_PROPERTY_RULE_H_ 6 #define THIRD_PARTY_BLINK_RENDERER_CORE_CSS_CSS_PROPERTY_RULE_H_ 7 8 #include "third_party/blink/renderer/core/css/css_rule.h" 9 #include "third_party/blink/renderer/platform/heap/handle.h" 10 #include "third_party/blink/renderer/platform/wtf/casting.h" 11 12 namespace blink { 13 14 class CSSStyleDeclaration; 15 class StyleRuleProperty; 16 class StyleRuleCSSStyleDeclaration; 17 18 class CSSPropertyRule final : public CSSRule { 19 DEFINE_WRAPPERTYPEINFO(); 20 21 public: 22 CSSPropertyRule(StyleRuleProperty*, CSSStyleSheet*); 23 ~CSSPropertyRule() override; 24 25 String cssText() const override; 26 void Reattach(StyleRuleBase*) override; 27 28 CSSStyleDeclaration* style() const; 29 30 void Trace(Visitor*) override; 31 32 private: type()33 CSSRule::Type type() const override { return kPropertyRule; } 34 35 Member<StyleRuleProperty> property_rule_; 36 mutable Member<StyleRuleCSSStyleDeclaration> properties_cssom_wrapper_; 37 }; 38 39 template <> 40 struct DowncastTraits<CSSPropertyRule> { 41 static bool AllowFrom(const CSSRule& rule) { 42 return rule.type() == CSSRule::kPropertyRule; 43 } 44 }; 45 46 } // namespace blink 47 48 #endif // THIRD_PARTY_BLINK_RENDERER_CORE_CSS_CSS_PROPERTY_RULE_H_ 49