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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 FPDFSDK_INCLUDE_JAVASCRIPT_JS_RUNTIME_H_
#define FPDFSDK_INCLUDE_JAVASCRIPT_JS_RUNTIME_H_
#include "../../../third_party/base/nonstd_unique_ptr.h"
#include "../../../core/include/fxcrt/fx_basic.h"
#include "../jsapi/fxjs_v8.h"
#include "IJavaScript.h"
#include "JS_EventHandler.h"
class CJS_Context;
class CJS_ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
void* Allocate(size_t length) override;
void* AllocateUninitialized(size_t length) override;
void Free(void* data, size_t length) override;
};
class CJS_FieldEvent {
public:
CFX_WideString sTargetName;
JS_EVENT_T eEventType;
CJS_FieldEvent* pNext;
};
class CJS_Runtime : public IFXJS_Runtime {
public:
CJS_Runtime(CPDFDoc_Environment* pApp);
~CJS_Runtime() override;
// IFXJS_Runtime
IFXJS_Context* NewContext() override;
void ReleaseContext(IFXJS_Context* pContext) override;
IFXJS_Context* GetCurrentContext() override;
void SetReaderDocument(CPDFSDK_Document* pReaderDoc) override;
CPDFSDK_Document* GetReaderDocument() override { return m_pDocument; }
CPDFDoc_Environment* GetReaderApp() const { return m_pApp; }
FX_BOOL AddEventToLoop(const CFX_WideString& sTargetName,
JS_EVENT_T eEventType);
void RemoveEventInLoop(const CFX_WideString& sTargetName,
JS_EVENT_T eEventType);
void RemoveEventsInLoop(CJS_FieldEvent* pStart);
void BeginBlock() { m_bBlocking = TRUE; }
void EndBlock() { m_bBlocking = FALSE; }
FX_BOOL IsBlocking() const { return m_bBlocking; }
v8::Isolate* GetIsolate() const { return m_isolate; }
v8::Local<v8::Context> NewJSContext();
private:
void DefineJSObjects();
CFX_ArrayTemplate<CJS_Context*> m_ContextArray;
CPDFDoc_Environment* m_pApp;
CPDFSDK_Document* m_pDocument;
FX_BOOL m_bBlocking;
CJS_FieldEvent* m_pFieldEventPath;
v8::Isolate* m_isolate;
bool m_isolateManaged;
nonstd::unique_ptr<CJS_ArrayBufferAllocator> m_pArrayBufferAllocator;
v8::Global<v8::Context> m_context;
};
#endif // FPDFSDK_INCLUDE_JAVASCRIPT_JS_RUNTIME_H_
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