1 /* 2 * Copyright (C) 2007-2009 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include "config.h" 32 #include "V8NodeList.h" 33 34 #include "NodeList.h" 35 #include "V8Binding.h" 36 #include "V8Node.h" 37 #include "V8Proxy.h" 38 39 #include <wtf/RefPtr.h> 40 #include <wtf/StdLibExtras.h> 41 42 namespace WebCore { 43 44 v8::Handle<v8::Value> V8NodeList::namedPropertyGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info) 45 { 46 INC_STATS("DOM.NodeList.NamedPropertyGetter"); 47 NodeList* list = V8NodeList::toNative(info.Holder()); 48 String key = toWebCoreString(name); 49 50 // Length property cannot be overridden. 51 DEFINE_STATIC_LOCAL(const AtomicString, length, ("length")); 52 if (key == length) 53 return v8::Integer::New(list->length()); 54 55 RefPtr<Node> result = list->itemWithName(key); 56 if (!result) 57 return notHandledByInterceptor(); 58 59 return toV8(result.release()); 60 } 61 62 // Need to support call so that list(0) works. 63 v8::Handle<v8::Value> V8NodeList::callAsFunctionCallback(const v8::Arguments& args) 64 { 65 INC_STATS("DOM.NodeList.callAsFunction()"); 66 if (args.Length() < 1) 67 return v8::Undefined(); 68 69 NodeList* list = V8NodeList::toNative(args.Holder()); 70 71 // The first argument must be a number. 72 v8::Local<v8::Uint32> index = args[0]->ToArrayIndex(); 73 if (index.IsEmpty()) 74 return v8::Undefined(); 75 76 RefPtr<Node> result = list->item(index->Uint32Value()); 77 return toV8(result.release()); 78 } 79 80 } // namespace WebCore 81
