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67 lines
2.3 KiB
Plaintext
67 lines
2.3 KiB
Plaintext
/* 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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#include "nsISupports.idl"
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#include "nsIVolumeStat.idl"
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[scriptable, uuid(1134f267-7b81-42f2-b64a-6edb91286576)]
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interface nsIVolume : nsISupports
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{
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// These MUST match the states from android's system/vold/Volume.h header
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const long STATE_INIT = -1;
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const long STATE_NOMEDIA = 0;
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const long STATE_IDLE = 1;
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const long STATE_PENDING = 2;
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const long STATE_CHECKING = 3;
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const long STATE_MOUNTED = 4;
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const long STATE_UNMOUNTING = 5;
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const long STATE_FORMATTING = 6;
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const long STATE_SHARED = 7;
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const long STATE_SHAREDMNT = 8;
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// The name of the volume. Often there is only one volume, called sdcard.
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// But some phones support multiple volumes.
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readonly attribute DOMString name;
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// The mount point is the path on the system where the volume is mounted
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// and is only valid when state == STATE_MOUNTED.
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readonly attribute DOMString mountPoint;
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// Reflects the current state of the volume, using STATE_xxx constants
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// from above.
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readonly attribute long state;
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// mountGeneration is a unique number which is used distinguish between
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// periods of time that a volume is in the mounted state. Each time a
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// volume transitions to the mounted state, the mountGeneration will
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// be different from the last time it transitioned to the mounted state.
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readonly attribute long mountGeneration;
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// While a volume is mounted, it can be locked, preventing it from being
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// shared with the PC. To lock a volume, acquire an nsIDOMMozWakeLock
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// using the name of this attribute. Note that mountLockName changes
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// every time the mountGeneration changes, so you'll need to reacquire
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// the wakelock every time the volume becomes mounted.
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readonly attribute DOMString mountLockName;
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// Determines if a mountlock is currently being held against this volume.
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readonly attribute boolean isMountLocked;
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nsIVolumeStat getStats();
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};
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%{C++
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// For use with the ObserverService
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#define NS_VOLUME_STATE_CHANGED "volume-state-changed"
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namespace mozilla {
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namespace system {
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// Convert a state into a loggable/printable string.
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const char* NS_VolumeStateStr(int32_t aState);
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} // system
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} // mozilla
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%}
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