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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gin/per_context_data.h"
#include "base/logging.h"
#include "gin/public/wrapper_info.h"
namespace gin {
ContextSupplement::ContextSupplement() {
}
ContextSupplement::~ContextSupplement() {
}
PerContextData::PerContextData(v8::Handle<v8::Context> context)
: runner_(NULL) {
context->SetAlignedPointerInEmbedderData(kEncodedValueIndex, this);
}
PerContextData::~PerContextData() {
DCHECK(supplements_.empty());
}
void PerContextData::Detach(v8::Handle<v8::Context> context) {
DCHECK(From(context) == this);
context->SetAlignedPointerInEmbedderData(kEncodedValueIndex, NULL);
SuplementVector supplements;
supplements.swap(supplements_);
for (SuplementVector::iterator it = supplements.begin();
it != supplements.end(); ++it) {
(*it)->Detach(context);
}
}
PerContextData* PerContextData::From(v8::Handle<v8::Context> context) {
return static_cast<PerContextData*>(
context->GetAlignedPointerFromEmbedderData(kEncodedValueIndex));
}
void PerContextData::AddSupplement(scoped_ptr<ContextSupplement> supplement) {
supplements_.push_back(supplement.release());
}
} // namespace gin
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