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112 lines
3.4 KiB
C++
112 lines
3.4 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_nsvolume_h__
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#define mozilla_system_nsvolume_h__
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#include "nsCOMPtr.h"
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#include "nsIVolume.h"
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#include "nsString.h"
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#include "nsTArray.h"
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namespace mozilla {
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namespace system {
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class Volume;
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class VolumeMountLock;
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class nsVolume : public nsIVolume
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{
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public:
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NS_DECL_THREADSAFE_ISUPPORTS
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NS_DECL_NSIVOLUME
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// This constructor is used by the UpdateVolumeRunnable constructor
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nsVolume(const Volume* aVolume);
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// This constructor is used by ContentChild::RecvFileSystemUpdate which is
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// used to update the volume cache maintained in the child process.
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nsVolume(const nsAString& aName, const nsAString& aMountPoint,
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const int32_t& aState, const int32_t& aMountGeneration,
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const bool& aIsMediaPresent, const bool& aIsSharing,
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const bool& aIsFormatting, const bool& aIsFake)
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: mName(aName),
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mMountPoint(aMountPoint),
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mState(aState),
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mMountGeneration(aMountGeneration),
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mMountLocked(false),
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mIsFake(aIsFake),
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mIsMediaPresent(aIsMediaPresent),
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mIsSharing(aIsSharing),
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mIsFormatting(aIsFormatting)
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{
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}
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// This constructor is used by nsVolumeService::FindAddVolumeByName, and
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// will be followed shortly by a Set call.
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nsVolume(const nsAString& aName)
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: mName(aName),
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mState(STATE_INIT),
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mMountGeneration(-1),
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mMountLocked(true), // Needs to agree with Volume::Volume
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mIsFake(false),
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mIsMediaPresent(false),
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mIsSharing(false),
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mIsFormatting(false)
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{
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}
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bool Equals(nsIVolume* aVolume);
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void Set(nsIVolume* aVolume);
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void LogState() const;
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const nsString& Name() const { return mName; }
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nsCString NameStr() const { return NS_LossyConvertUTF16toASCII(mName); }
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int32_t MountGeneration() const { return mMountGeneration; }
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bool IsMountLocked() const { return mMountLocked; }
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const nsString& MountPoint() const { return mMountPoint; }
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nsCString MountPointStr() const { return NS_LossyConvertUTF16toASCII(mMountPoint); }
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int32_t State() const { return mState; }
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const char* StateStr() const { return NS_VolumeStateStr(mState); }
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bool IsFake() const { return mIsFake; }
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bool IsMediaPresent() const { return mIsMediaPresent; }
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bool IsSharing() const { return mIsSharing; }
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bool IsFormatting() const { return mIsFormatting; }
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typedef nsTArray<nsRefPtr<nsVolume> > Array;
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private:
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virtual ~nsVolume() {} // MozExternalRefCountType complains if this is non-virtual
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friend class nsVolumeService; // Calls the following XxxMountLock functions
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void UpdateMountLock(const nsAString& aMountLockState);
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void UpdateMountLock(bool aMountLocked);
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void SetIsFake(bool aIsFake);
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void SetState(int32_t aState);
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static void FormatVolumeIOThread(const nsCString& aVolume);
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static void MountVolumeIOThread(const nsCString& aVolume);
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static void UnmountVolumeIOThread(const nsCString& aVolume);
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nsString mName;
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nsString mMountPoint;
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int32_t mState;
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int32_t mMountGeneration;
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bool mMountLocked;
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bool mIsFake;
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bool mIsMediaPresent;
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bool mIsSharing;
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bool mIsFormatting;
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};
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} // system
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} // mozilla
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#endif // mozilla_system_nsvolume_h__
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