1/*
2 * Copyright (C) 2011 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
33#include "V8MutationObserver.h"
34
35#include "bindings/v8/V8Binding.h"
36#include "bindings/v8/V8DOMWrapper.h"
37#include "bindings/v8/V8MutationCallback.h"
38#include "bindings/v8/V8Utilities.h"
39#include "core/dom/MutationObserver.h"
40
41namespace WebCore {
42
43void V8MutationObserver::constructorCustom(const v8::FunctionCallbackInfo<v8::Value>& args)
44{
45    if (args.Length() < 1) {
46        throwNotEnoughArgumentsError(args.GetIsolate());
47        return;
48    }
49
50    v8::Local<v8::Value> arg = args[0];
51    if (!arg->IsFunction()) {
52        throwTypeError("Callback argument must be a function", args.GetIsolate());
53        return;
54    }
55
56    ScriptExecutionContext* context = getScriptExecutionContext();
57    v8::Handle<v8::Object> wrapper = args.Holder();
58
59    RefPtr<MutationCallback> callback = V8MutationCallback::create(v8::Handle<v8::Function>::Cast(arg), context, wrapper, args.GetIsolate());
60    RefPtr<MutationObserver> observer = MutationObserver::create(callback.release());
61
62    V8DOMWrapper::associateObjectWithWrapper<V8MutationObserver>(observer.release(), &info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent);
63    args.GetReturnValue().Set(wrapper);
64}
65
66} // namespace WebCore
67