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wumu

2024-10-09 d93a5a61f94ac4cf795ba4a8970d9eeba037f4c3

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// Copyright 2016 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 FXJS_INCLUDE_CFXJSE_CONTEXT_H_
#define FXJS_INCLUDE_CFXJSE_CONTEXT_H_
 
#include <memory>
#include <vector>
 
#include "core/fxcrt/include/fx_basic.h"
#include "fxjs/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::Isolate* GetRuntime() { 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:
  friend class CFXJSE_Class;
  friend class CFXJSE_ScopeUtil_IsolateHandleContext;
 
  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;
};
 
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  // FXJS_INCLUDE_CFXJSE_CONTEXT_H_