1 /* 2 * Copyright (C) 2007, 2008, 2009 Apple 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 * 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 copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #include "config.h" 27 #include "JSNodeFilter.h" 28 29 #include "JSDOMWindowBase.h" 30 #include "JSNode.h" 31 #include "JSNodeFilterCondition.h" 32 #include "NodeFilter.h" 33 #include "JSDOMBinding.h" 34 35 using namespace JSC; 36 37 namespace WebCore { 38 39 void JSNodeFilter::markChildren(MarkStack& markStack) 40 { 41 Base::markChildren(markStack); 42 markStack.addOpaqueRoot(impl()); 43 } 44 45 PassRefPtr<NodeFilter> toNodeFilter(JSGlobalData& globalData, JSValue value) 46 { 47 if (value.inherits(&JSNodeFilter::s_info)) 48 return static_cast<JSNodeFilter*>(asObject(value))->impl(); 49 50 RefPtr<NodeFilter> result = NodeFilter::create(); 51 result->setCondition(JSNodeFilterCondition::create(globalData, result.get(), value)); 52 return result.release(); 53 } 54 55 } // namespace WebCore 56