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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.
#ifndef GIN_RUNNER_H_
#define GIN_RUNNER_H_
#include <string>
#include "base/memory/weak_ptr.h"
#include "gin/context_holder.h"
namespace gin {
class Runner;
class TryCatch;
class RunnerDelegate {
public:
RunnerDelegate();
virtual ~RunnerDelegate();
// Returns the template for the global object.
virtual v8::Handle<v8::ObjectTemplate> GetGlobalTemplate(Runner* runner);
virtual void DidCreateContext(Runner* runner);
virtual void WillRunScript(Runner* runner, v8::Handle<v8::Script> script);
virtual void DidRunScript(Runner* runner, v8::Handle<v8::Script> script);
virtual void UnhandledException(Runner* runner, TryCatch& try_catch);
};
class Runner : public ContextHolder {
public:
Runner(RunnerDelegate* delegate, v8::Isolate* isolate);
~Runner();
void Run(const std::string& script);
void Run(v8::Handle<v8::Script> script);
v8::Handle<v8::Object> global() const {
return context()->Global();
}
base::WeakPtr<Runner> GetWeakPtr() {
return weak_factory_.GetWeakPtr();
}
class Scope {
public:
explicit Scope(Runner* runner);
~Scope();
private:
v8::Isolate::Scope isolate_scope_;
v8::HandleScope handle_scope_;
v8::Context::Scope scope_;
DISALLOW_COPY_AND_ASSIGN(Scope);
};
private:
friend class Scope;
RunnerDelegate* delegate_;
base::WeakPtrFactory<Runner> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(Runner);
};
} // namespace gin
#endif // GIN_RUNNER_H_
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