/* * Copyright (C) 2007-2009 Google Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution. * * Neither the name of Google Inc. nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #include "V8NodeIterator.h" #include "NodeIterator.h" #include "ScriptState.h" #include "V8Binding.h" #include "V8CustomBinding.h" #include "V8Proxy.h" #include <wtf/PassRefPtr.h> #include <wtf/RefPtr.h> namespace WebCore { static inline v8::Handle<v8::Value> toV8(PassRefPtr<Node> object, ExceptionCode ec, ScriptState* state) { if (ec) return throwError(ec); if (state->hadException()) return throwError(state->exception()); if (!object) return v8::Null(); return V8DOMWrapper::convertNodeToV8Object(object); } v8::Handle<v8::Value> V8NodeIterator::nextNodeCallback(const v8::Arguments& args) { INC_STATS("DOM.NodeIterator.nextNode()"); NodeIterator* nodeIterator = V8NodeIterator::toNative(args.Holder()); ExceptionCode ec = 0; EmptyScriptState state; RefPtr<Node> result = nodeIterator->nextNode(&state, ec); return toV8(result.release(), ec, &state); } v8::Handle<v8::Value> V8NodeIterator::previousNodeCallback(const v8::Arguments& args) { INC_STATS("DOM.NodeIterator.previousNode()"); NodeIterator* nodeIterator = V8NodeIterator::toNative(args.Holder()); ExceptionCode ec = 0; EmptyScriptState state; RefPtr<Node> result = nodeIterator->previousNode(&state, ec); return toV8(result.release(), ec, &state); } } // namespace WebCore