public void addUIState(IEnumerable <MediaItem> items)
{
if (items.Count() == 0)
{
return;
}
UIMediaCollection.EnterWriteLock();
if (DebugOutput)
{
Logger.Log.Info("begin add event: " + items.ElementAt(0).Location);
}
try
{
UIMediaCollection.AddRange(items);
}
finally
{
if (DebugOutput)
{
Logger.Log.Info("end add event: " + items.ElementAt(0).Location);
}
UIMediaCollection.ExitWriteLock();
fireEvents(MediaStateChangedAction.Add, items);
}
}
public void renameUIState(IEnumerable <MediaItem> oldItems, IEnumerable <String> newLocations)
{
if (oldItems.Count() == 0 || newLocations.Count() == 0)
{
return;
}
bool success = false;
UIMediaCollection.EnterReadLock();
if (DebugOutput)
{
Logger.Log.Info("begin rename event " + oldItems.ElementAt(0).Location + " " + newLocations.ElementAt(0));
}
try
{
success = UIMediaCollection.RenameRange(oldItems, newLocations);
}
finally
{
if (DebugOutput)
{
Logger.Log.Info("end rename event " + oldItems.ElementAt(0).Location + " " + newLocations.ElementAt(0));
}
UIMediaCollection.ExitReadLock();
// redraw the UI since sorting order might have changed
fireEvents(MediaStateChangedAction.Modified, null);
}
}
public void removeUIState(IEnumerable <MediaItem> removeItems)
{
if (removeItems.Count() == 0)
{
return;
}
List <MediaItem> removed = new List <MediaItem>();
UIMediaCollection.EnterWriteLock();
if (DebugOutput)
{
Logger.Log.Info("begin remove event: " + removeItems.ElementAt(0).Location);
}
try
{
removed = UIMediaCollection.RemoveRange(removeItems);
}
finally
{
if (DebugOutput)
{
Logger.Log.Info("end remove event: " + removeItems.ElementAt(0).Location);
}
UIMediaCollection.ExitWriteLock();
fireEvents(MediaStateChangedAction.Remove, removed);
}
}
public void clearUIState(String stateInfo, DateTime stateDateTime, MediaStateType stateType)
{
UIMediaCollection.EnterWriteLock();
try
{
UIMediaCollection.Clear();
MediaStateInfo = stateInfo;
MediaStateDateTime = stateDateTime;
MediaStateType = stateType;
}
finally
{
UIMediaCollection.ExitWriteLock();
fireEvents(MediaStateChangedAction.Clear, null);
}
}
public override void changedUIState(IEnumerable <MediaItem> changedItems)
{
foreach (MediaFileItem item in changedItems)
{
FileInfo info = new FileInfo(item.Location);
info.Refresh();
if (info.Exists)
{
UIMediaCollection.EnterWriteLock();
try
{
UIMediaCollection.Reload(item);
}
finally
{
UIMediaCollection.ExitWriteLock();
}
}
}
}