| /* |
| * (C) 1999-2003 Lars Knoll (knoll@kde.org) |
| * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef CSSValuePair_h |
| #define CSSValuePair_h |
| |
| #include "core/CoreExport.h" |
| #include "core/css/CSSValue.h" |
| #include "wtf/text/WTFString.h" |
| |
| namespace blink { |
| |
| class CORE_EXPORT CSSValuePair : public CSSValue { |
| public: |
| enum IdenticalValuesPolicy { DropIdenticalValues, KeepIdenticalValues }; |
| |
| static CSSValuePair* create(const CSSValue* first, |
| const CSSValue* second, |
| IdenticalValuesPolicy identicalValuesPolicy) { |
| return new CSSValuePair(first, second, identicalValuesPolicy); |
| } |
| |
| const CSSValue& first() const { return *m_first; } |
| const CSSValue& second() const { return *m_second; } |
| |
| String customCSSText() const { |
| String first = m_first->cssText(); |
| String second = m_second->cssText(); |
| if (m_identicalValuesPolicy == DropIdenticalValues && first == second) |
| return first; |
| return first + ' ' + second; |
| } |
| |
| bool equals(const CSSValuePair& other) const { |
| ASSERT(m_identicalValuesPolicy == other.m_identicalValuesPolicy); |
| return compareCSSValuePtr(m_first, other.m_first) && |
| compareCSSValuePtr(m_second, other.m_second); |
| } |
| |
| DECLARE_TRACE_AFTER_DISPATCH(); |
| |
| private: |
| CSSValuePair(const CSSValue* first, |
| const CSSValue* second, |
| IdenticalValuesPolicy identicalValuesPolicy) |
| : CSSValue(ValuePairClass), |
| m_first(first), |
| m_second(second), |
| m_identicalValuesPolicy(identicalValuesPolicy) { |
| ASSERT(m_first); |
| ASSERT(m_second); |
| } |
| |
| Member<const CSSValue> m_first; |
| Member<const CSSValue> m_second; |
| IdenticalValuesPolicy m_identicalValuesPolicy; |
| }; |
| |
| DEFINE_CSS_VALUE_TYPE_CASTS(CSSValuePair, isValuePair()); |
| |
| } // namespace blink |
| |
| #endif // CSSValuePair_h |