1 files changed, 73 insertions, 0 deletions
diff --git a/fxjs/cjs_runtime.h b/fxjs/cjs_runtime.h
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+++ b/fxjs/cjs_runtime.h
@@ -0,0 +1,73 @@
+// 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 FXJS_CJS_RUNTIME_H_
+#define FXJS_CJS_RUNTIME_H_
+
+#include <map>
+#include <memory>
+#include <set>
+#include <utility>
+#include <vector>
+
+#include "core/fxcrt/observable.h"
+#include "fpdfsdk/cpdfsdk_formfillenvironment.h"
+#include "fxjs/cjs_eventhandler.h"
+#include "fxjs/fxjs_v8.h"
+#include "fxjs/ijs_runtime.h"
+
+class CJS_EventContext;
+
+class CJS_Runtime : public IJS_Runtime,
+                    public CFXJS_Engine,
+                    public Observable<CJS_Runtime> {
+ public:
+  using FieldEvent = std::pair<WideString, JS_EVENT_T>;
+
+  static CJS_Runtime* CurrentRuntimeFromIsolate(v8::Isolate* pIsolate);
+
+  explicit CJS_Runtime(CPDFSDK_FormFillEnvironment* pFormFillEnv);
+  ~CJS_Runtime() override;
+
+  // IJS_Runtime
+  IJS_EventContext* NewEventContext() override;
+  void ReleaseEventContext(IJS_EventContext* pContext) override;
+  CPDFSDK_FormFillEnvironment* GetFormFillEnv() const override;
+  int ExecuteScript(const WideString& script, WideString* info) override;
+
+  CJS_EventContext* GetCurrentEventContext() const;
+
+  // Returns true if the event isn't already found in the set.
+  bool AddEventToSet(const FieldEvent& event);
+  void RemoveEventFromSet(const FieldEvent& event);
+
+  void BeginBlock() { m_bBlocking = true; }
+  void EndBlock() { m_bBlocking = false; }
+  bool IsBlocking() const { return m_bBlocking; }
+
+  // Attempt to convert the |value| into a number. If successful the number
+  // value will be returned, otherwise |value| is returned.
+  v8::Local<v8::Value> MaybeCoerceToNumber(v8::Local<v8::Value> value);
+
+#ifdef PDF_ENABLE_XFA
+  bool GetValueByName(const ByteStringView& utf8Name,
+                      CFXJSE_Value* pValue) override;
+  bool SetValueByName(const ByteStringView& utf8Name,
+                      CFXJSE_Value* pValue) override;
+#endif  // PDF_ENABLE_XFA
+
+ private:
+  void DefineJSObjects();
+  void SetFormFillEnvToDocument();
+
+  std::vector<std::unique_ptr<CJS_EventContext>> m_EventContextArray;
+  CPDFSDK_FormFillEnvironment::ObservedPtr m_pFormFillEnv;
+  bool m_bBlocking;
+  bool m_isolateManaged;
+  std::set<FieldEvent> m_FieldEventSet;
+};
+
+#endif  // FXJS_CJS_RUNTIME_H_