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diff --git a/fxjse/context.h b/fxjse/context.h
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+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXJSE_CONTEXT_H_
+#define FXJSE_CONTEXT_H_
+
+#include <memory>
+#include <vector>
+
+#include "core/fxcrt/include/fx_basic.h"
+#include "fxjse/include/fxjse.h"
+#include "v8/include/v8.h"
+
+class CFXJSE_Class;
+class CFXJSE_Value;
+struct FXJSE_CLASS_DESCRIPTOR;
+
+class CFXJSE_Context {
+ public:
+ static CFXJSE_Context* Create(
+ v8::Isolate* pIsolate,
+ const FXJSE_CLASS_DESCRIPTOR* lpGlobalClass = nullptr,
+ CFXJSE_HostObject* lpGlobalObject = nullptr);
+ ~CFXJSE_Context();
+
+ V8_INLINE v8::Isolate* GetRuntime(void) { return m_pIsolate; }
+ std::unique_ptr<CFXJSE_Value> GetGlobalObject();
+ void EnableCompatibleMode();
+ FX_BOOL ExecuteScript(const FX_CHAR* szScript,
+ CFXJSE_Value* lpRetValue,
+ CFXJSE_Value* lpNewThisObject = nullptr);
+
+ protected:
+ CFXJSE_Context();
+ CFXJSE_Context(const CFXJSE_Context&);
+ explicit CFXJSE_Context(v8::Isolate* pIsolate);
+ CFXJSE_Context& operator=(const CFXJSE_Context&);
+
+ v8::Global<v8::Context> m_hContext;
+ v8::Isolate* m_pIsolate;
+ std::vector<std::unique_ptr<CFXJSE_Class>> m_rgClasses;
+
+ friend class CFXJSE_Class;
+ friend class CFXJSE_ScopeUtil_IsolateHandleContext;
+};
+
+v8::Local<v8::Object> FXJSE_CreateReturnValue(v8::Isolate* pIsolate,
+ v8::TryCatch& trycatch);
+
+v8::Local<v8::Object> FXJSE_GetGlobalObjectFromContext(
+ const v8::Local<v8::Context>& hContext);
+
+void FXJSE_UpdateObjectBinding(v8::Local<v8::Object>& hObject,
+ CFXJSE_HostObject* lpNewBinding = nullptr);
+
+CFXJSE_HostObject* FXJSE_RetrieveObjectBinding(
+ const v8::Local<v8::Object>& hJSObject,
+ CFXJSE_Class* lpClass = nullptr);
+
+#endif // FXJSE_CONTEXT_H_