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
namedPropertyGetter(v8::Local<v8::String> name,const v8::AccessorInfo & info)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 AtomicString key = v8ValueToAtomicWebCoreString(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.
callAsFunctionCallback(const v8::Arguments & args)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