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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 "base/basictypes.h"
#include "v8/include/v8.h"
namespace gin {
class Runner;
class RunnerDelegate {
public:
// Returns the object that is passed to the script's |main| function.
virtual v8::Handle<v8::Object> CreateRootObject(Runner* runner) = 0;
protected:
virtual ~RunnerDelegate();
};
class Runner {
public:
Runner(RunnerDelegate* delegate, v8::Isolate* isolate);
~Runner();
void Run(v8::Handle<v8::Script> script);
v8::Isolate* isolate() const { return isolate_; }
v8::Handle<v8::Context> context() const {
return v8::Local<v8::Context>::New(isolate_, context_);
}
v8::Handle<v8::Object> global() const {
return context()->Global();
}
class Scope {
public:
explicit Scope(Runner* runner);
~Scope();
private:
v8::HandleScope handle_scope_;
v8::Context::Scope scope_;
DISALLOW_COPY_AND_ASSIGN(Scope);
};
private:
friend class Scope;
v8::Handle<v8::Function> GetMain();
RunnerDelegate* delegate_;
v8::Isolate* isolate_;
v8::Persistent<v8::Context> context_;
DISALLOW_COPY_AND_ASSIGN(Runner);
};
} // namespace gin
#endif // GIN_RUNNER_H_