internal static void PostEvent(StorageEvent ev)
{
/// We are using timer to process events instead of a separate message loop
/// thread, to keep it light weight.
Timer messagePseudoThread = new Timer(MessageHandler, ev, 10, Timeout.Infinite);
}
public BaseEvent ProcessEvent(uint data1, uint data2, DateTime time)
{
StorageEvent ev = new StorageEvent();
ev.EventType = (StorageEventType)(data1 & 0xFF);
ev.Handle = data2;
ev.Time = time;
return ev;
}
public BaseEvent ProcessEvent(uint data1, uint data2, DateTime time)
{
StorageEvent ev = new StorageEvent();
ev.EventType = (StorageEventType)(data1 & 0xFF);
ev.Handle = data2;
ev.Time = time;
return(ev);
}
private static void MessageHandler(object args)
{
try
{
StorageEvent ev = args as StorageEvent;
if (ev == null)
{
return;
}
lock (_volumes)
{
if (ev.EventType == StorageEventType.Insert)
{
VolumeInfo volume = new VolumeInfo(ev.Handle);
_volumes.Add(volume);
if (Insert != null)
{
MediaEventArgs mediaEventArgs = new MediaEventArgs(volume, ev.Time);
Insert(null, mediaEventArgs);
}
}
else if (ev.EventType == StorageEventType.Eject)
{
VolumeInfo volumeInfo = RemoveVolume(ev.Handle);
if (volumeInfo != null)
{
FileSystemManager.ForceRemoveNameSpace(volumeInfo.Name);
if (Eject != null)
{
MediaEventArgs mediaEventArgs = new MediaEventArgs(new VolumeInfo(volumeInfo), ev.Time);
Eject(null, mediaEventArgs);
}
}
}
}
}
finally
{
// get rid of this timer
_events.Dequeue();
}
}
internal static void PostEvent(StorageEvent ev)
{
/// We are using timer to process events instead of a separate message loop
/// thread, to keep it light weight.
try
{
// create a time and push it in a queue to make sure GC does not eat it up before it fires
// the timer will pop itself in the callback and GC will take it from there
// be trasaction-safe and create and queue the timer before setting it up to fire
Timer messagePseudoThread = new Timer(MessageHandler, ev, Timeout.Infinite, Timeout.Infinite);
_events.Enqueue(messagePseudoThread);
// now that all operation that can fail have been done, enable the timer to fire
messagePseudoThread.Change(10, Timeout.Infinite);
}
catch // eat up all exceptions, nothing we can do
{
}
}
private static void MessageHandler(object args)
{
StorageEvent ev = args as StorageEvent;
if (ev == null)
{
return;
}
if (ev.EventType == StorageEventType.Insert)
{
VolumeInfo volume = new VolumeInfo(ev.Handle);
_volumes.Add(volume);
if (Insert != null)
{
MediaEventArgs mediaEventArgs = new MediaEventArgs(volume, ev.Time);
Insert(null, mediaEventArgs);
}
}
else if (ev.EventType == StorageEventType.Eject)
{
VolumeInfo volumeInfo = RemoveVolume(ev.Handle);
FileSystemManager.ForceRemoveNameSpace(volumeInfo.Name);
if (Eject != null)
{
MediaEventArgs mediaEventArgs = new MediaEventArgs(new VolumeInfo(volumeInfo), ev.Time);
Eject(null, mediaEventArgs);
}
}
}
internal static void PostEvent(StorageEvent ev)
{
/// We are using timer to process events instead of a separate message loop
/// thread, to keep it light weight.
try
{
// create a time and push it in a queue to make sure GC does not eat it up before it fires
// the timer will pop itself in the callback and GC will take it from there
// be trasaction-safe and create and queue the timer before setting it up to fire
Timer messagePseudoThread = new Timer(MessageHandler, ev, Timeout.Infinite, Timeout.Infinite);
_events.Enqueue(messagePseudoThread);
// now that all operation that can fail have been done, enable the timer to fire
messagePseudoThread.Change(10, Timeout.Infinite);
}
catch // eat up all exceptions, nothing we can do
{
}
}
internal static void PostEvent(StorageEvent ev)
{
/// We are using timer to process events instead of a separate message loop
/// thread, to keep it light weight.
Timer messagePseudoThread = new Timer(MessageHandler, ev, 10, Timeout.Infinite);
}