1/* 2 * Copyright (C) 2013 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include "config.h" 30#include "core/css/CSSVariablesMap.h" 31 32#include "bindings/v8/ExceptionState.h" 33#include "core/css/CSSStyleDeclaration.h" 34 35namespace WebCore { 36 37unsigned CSSVariablesMap::size() const 38{ 39 if (m_styleDeclaration) 40 return m_styleDeclaration->variableCount(); 41 return 0; 42} 43 44String CSSVariablesMap::get(const AtomicString& name) const 45{ 46 if (m_styleDeclaration) 47 return m_styleDeclaration->variableValue(name); 48 return String(); 49} 50 51bool CSSVariablesMap::has(const AtomicString& name) const 52{ 53 if (m_styleDeclaration) 54 return !get(name).isEmpty(); 55 return false; 56} 57 58void CSSVariablesMap::set(const AtomicString& name, const String& value, ExceptionState& es) const 59{ 60 if (m_styleDeclaration) 61 m_styleDeclaration->setVariableValue(name, value, es); 62} 63 64bool CSSVariablesMap::remove(const AtomicString& name) const 65{ 66 if (m_styleDeclaration) 67 return m_styleDeclaration->removeVariable(name); 68 return false; 69} 70 71void CSSVariablesMap::clear(ExceptionState& es) const 72{ 73 if (m_styleDeclaration) 74 return m_styleDeclaration->clearVariables(es); 75} 76 77} // namespace WebCore 78