global_timer.h

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// Copyright 2017 The PDFium Authors
// 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_GLOBAL_TIMER_H_
#define FXJS_GLOBAL_TIMER_H_
 
#include "core/fxcrt/unowned_ptr.h"
#include "fxjs/cjs_runtime.h"
 
class CJS_App;
 
class GlobalTimer {
 public:
  enum class Type : bool {
    kRepeating = false,
    kOneShot = true,
  };
 
  static void InitializeGlobals();
  static void DestroyGlobals();
 
  GlobalTimer(CJS_App* pObj,
              CJS_Runtime* pRuntime,
              Type nType,
              const WideString& script,
              uint32_t dwElapse,
              uint32_t dwTimeOut);
  ~GlobalTimer();
 
  static void Trigger(int32_t nTimerID);
  static void Cancel(int32_t nTimerID);
 
  bool IsOneShot() const { return m_nType == Type::kOneShot; }
  uint32_t GetTimeOut() const { return m_dwTimeOut; }
  int32_t GetTimerID() const { return m_nTimerID; }
  CJS_Runtime* GetRuntime() const { return m_pRuntime.Get(); }
  WideString GetJScript() const { return m_swJScript; }
 
 private:
  bool HasValidID() const;
 
  const Type m_nType;
  bool m_bProcessing = false;
  const int32_t m_nTimerID;
  const uint32_t m_dwTimeOut;
  const WideString m_swJScript;
  ObservedPtr<CJS_Runtime> m_pRuntime;
  UnownedPtr<CJS_App> const m_pEmbedApp;
};
 
#endif  // FXJS_GLOBAL_TIMER_H_