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68 lines
2.7 KiB
C++
68 lines
2.7 KiB
C++
/*
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* Copyright (C) 2012 Motorola Mobility Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Motorola Mobility Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "sky/engine/core/css/DOMWindowCSS.h"
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#include "sky/engine/core/css/CSSPropertyMetadata.h"
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#include "sky/engine/core/css/StylePropertySet.h"
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#include "sky/engine/core/css/parser/BisonCSSParser.h"
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#include "sky/engine/wtf/text/WTFString.h"
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namespace blink {
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PassRefPtr<DOMWindowCSS> DOMWindowCSS::create()
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{
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return adoptRef(new DOMWindowCSS());
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}
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bool DOMWindowCSS::supports(const String& property, const String& value) const
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{
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CSSPropertyID propertyID = cssPropertyID(property.stripWhiteSpace());
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if (propertyID == CSSPropertyInvalid)
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return false;
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ASSERT(CSSPropertyMetadata::isEnabledProperty(propertyID));
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String normalizedValue = value.stripWhiteSpace().simplifyWhiteSpace();
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if (normalizedValue.isEmpty())
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return false;
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RefPtr<MutableStylePropertySet> dummyStyle = MutableStylePropertySet::create();
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return BisonCSSParser::parseValue(dummyStyle.get(), propertyID, normalizedValue, HTMLStandardMode, 0);
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}
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bool DOMWindowCSS::supports(const String& conditionText) const
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{
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CSSParserContext context;
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BisonCSSParser parser(context);
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return parser.parseSupportsCondition(conditionText);
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}
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}
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