ipc/mscom/MainThreadRuntime.h
author Mike Hommey <mh+mozilla@glandium.org>
Mon, 14 Jan 2019 18:41:07 +0000
changeset 513857 2809c756574d28c25d031eecd41779d3392c44d4
parent 508163 6f3709b3878117466168c40affa7bca0b60cf75b
child 514505 5f4630838d46dd81dadb13220a4af0da9e23a619
permissions -rw-r--r--
Bug 1519603 - Remove the File class in subconfigure.py. r=nalexander The File class is now used only in one place, only for its mtime property, which can be replaced with os.path.getmtime. Depends on D16402 Differential Revision: https://phabricator.services.mozilla.com/D16403

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_mscom_MainThreadRuntime_h
#define mozilla_mscom_MainThreadRuntime_h

#include "mozilla/Attributes.h"
#if defined(ACCESSIBILITY)
#include "mozilla/mscom/ActivationContext.h"
#endif  // defined(ACCESSIBILITY)
#include "mozilla/mscom/COMApartmentRegion.h"
#include "mozilla/mscom/MainThreadClientInfo.h"
#include "mozilla/RefPtr.h"

namespace mozilla {
namespace mscom {

class MOZ_NON_TEMPORARY_CLASS MainThreadRuntime {
 public:
  MainThreadRuntime();
  ~MainThreadRuntime();

  explicit operator bool() const {
    return mStaRegion.IsValidOutermost() && SUCCEEDED(mInitResult);
  }

  MainThreadRuntime(MainThreadRuntime&) = delete;
  MainThreadRuntime(MainThreadRuntime&&) = delete;
  MainThreadRuntime& operator=(MainThreadRuntime&) = delete;
  MainThreadRuntime& operator=(MainThreadRuntime&&) = delete;

  /**
   * @return 0 if call is in-process or resolving the calling thread failed,
   *         otherwise contains the thread id of the calling thread.
   */
  static DWORD GetClientThreadId();

 private:
  HRESULT InitializeSecurity();

  HRESULT mInitResult;
#if defined(ACCESSIBILITY)
  ActivationContextRegion mActCtxRgn;
#endif  // defined(ACCESSIBILITY)
  STARegion mStaRegion;

  RefPtr<MainThreadClientInfo> mClientInfo;

  static MainThreadRuntime* sInstance;
};

}  // namespace mscom
}  // namespace mozilla

#endif  // mozilla_mscom_MainThreadRuntime_h