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58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_system_nsvolumemountlock_h__
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#define mozilla_system_nsvolumemountlock_h__
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#include "nsIVolumeMountLock.h"
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#include "mozilla/dom/WakeLock.h"
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#include "nsIObserver.h"
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#include "nsString.h"
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#include "nsTArray.h"
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#include "nsAutoPtr.h"
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#include "nsWeakReference.h"
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class nsIVolume;
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namespace mozilla {
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namespace system {
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/* The VolumeMountLock is designed so that it can be used in the Child or
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* Parent process. While the VolumeMountLock object exists, then the
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* VolumeManager/AutoMounter will prevent a mounted volume from being
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* shared with the PC.
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*/
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class nsVolumeMountLock final : public nsIVolumeMountLock,
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public nsIObserver,
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public nsSupportsWeakReference
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIOBSERVER
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NS_DECL_NSIVOLUMEMOUNTLOCK
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static already_AddRefed<nsVolumeMountLock> Create(const nsAString& volumeName);
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const nsString& VolumeName() const { return mVolumeName; }
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private:
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nsVolumeMountLock(const nsAString& aVolumeName);
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~nsVolumeMountLock();
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nsresult Init();
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nsresult Lock(nsIVolume* aVolume);
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nsRefPtr<dom::WakeLock> mWakeLock;
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nsString mVolumeName;
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int32_t mVolumeGeneration;
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bool mUnlocked;
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};
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} // namespace system
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} // namespace mozilla
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#endif // mozilla_system_nsvolumemountlock_h__
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