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/*
* Copyright (C) 2007, 2008 Apple 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:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_DOM_STATIC_NODE_LIST_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_DOM_STATIC_NODE_LIST_H_
#include "third_party/blink/renderer/core/dom/node_list.h"
#include "third_party/blink/renderer/platform/bindings/trace_wrapper_member.h"
#include "third_party/blink/renderer/platform/wtf/vector.h"
namespace blink {
class Node;
template <typename NodeType>
class StaticNodeTypeList final : public NodeList {
public:
static StaticNodeTypeList* Adopt(HeapVector<Member<NodeType>>& nodes);
static StaticNodeTypeList* CreateEmpty() { return new StaticNodeTypeList; }
~StaticNodeTypeList() override;
unsigned length() const override;
NodeType* item(unsigned index) const override;
void Trace(blink::Visitor*) override;
void TraceWrappers(ScriptWrappableVisitor* visitor) const override {
for (unsigned i = 0; i < length(); i++)
visitor->TraceWrappers(nodes_[i]);
NodeList::TraceWrappers(visitor);
}
private:
HeapVector<TraceWrapperMember<NodeType>> nodes_;
};
using StaticNodeList = StaticNodeTypeList<Node>;
template <typename NodeType>
StaticNodeTypeList<NodeType>* StaticNodeTypeList<NodeType>::Adopt(
HeapVector<Member<NodeType>>& nodes) {
StaticNodeTypeList<NodeType>* node_list = new StaticNodeTypeList<NodeType>;
swap(node_list->nodes_, nodes);
return node_list;
}
template <typename NodeType>
StaticNodeTypeList<NodeType>::~StaticNodeTypeList() = default;
template <typename NodeType>
unsigned StaticNodeTypeList<NodeType>::length() const {
return nodes_.size();
}
template <typename NodeType>
NodeType* StaticNodeTypeList<NodeType>::item(unsigned index) const {
if (index < nodes_.size())
return nodes_[index].Get();
return nullptr;
}
template <typename NodeType>
void StaticNodeTypeList<NodeType>::Trace(Visitor* visitor) {
visitor->Trace(nodes_);
NodeList::Trace(visitor);
}
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_DOM_STATIC_NODE_LIST_H_
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