1 /* Copyright (C) 2012 Motorola Mobility Inc. All rights reserved. 2 * 3 * Redistribution and use in source and binary forms, with or without 4 * modification, are permitted provided that the following conditions are 5 * met: 6 * 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above 10 * copyright notice, this list of conditions and the following disclaimer in 11 * the documentation and/or other materials provided with the distribution. 12 * 3. Neither the name of Motorola Mobility Inc. nor the names of its 13 * contributors may be used to endorse or promote products derived from this 14 * software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef CSSSupportsRule_h 30 #define CSSSupportsRule_h 31 32 #include "core/css/CSSGroupingRule.h" 33 34 namespace blink { 35 36 class StyleRuleSupports; 37 38 class CSSSupportsRule FINAL : public CSSGroupingRule { 39 public: create(StyleRuleSupports * rule,CSSStyleSheet * sheet)40 static PassRefPtrWillBeRawPtr<CSSSupportsRule> create(StyleRuleSupports* rule, CSSStyleSheet* sheet) 41 { 42 return adoptRefWillBeNoop(new CSSSupportsRule(rule, sheet)); 43 } 44 ~CSSSupportsRule()45 virtual ~CSSSupportsRule() { } 46 type()47 virtual CSSRule::Type type() const OVERRIDE { return SUPPORTS_RULE; } 48 virtual String cssText() const OVERRIDE; 49 50 String conditionText() const; 51 trace(Visitor * visitor)52 virtual void trace(Visitor* visitor) OVERRIDE { CSSGroupingRule::trace(visitor); } 53 54 private: 55 CSSSupportsRule(StyleRuleSupports*, CSSStyleSheet*); 56 }; 57 58 DEFINE_CSS_RULE_TYPE_CASTS(CSSSupportsRule, SUPPORTS_RULE); 59 60 } // namespace blink 61 62 #endif // CSSSupportsRule_h 63