[banshee] PlayQueueSource: Fix track prepending

[Alexander Kojevnikov <alexk src gnome org>]

commit a3f266a5e2322baadad6c702aa8ec949c71e4f3a
Author: Alexander Kojevnikov <alexander kojevnikov com>
Date:   Sun Jan 30 16:05:53 2011 +0800

    PlayQueueSource: Fix track prepending
    
    ...when the queue is not playing (bgo#636435)

 .../Banshee.PlayQueue/PlayQueueSource.cs           |   12 +++++-------
 1 files changed, 5 insertions(+), 7 deletions(-)
---
diff --git a/src/Extensions/Banshee.PlayQueue/Banshee.PlayQueue/PlayQueueSource.cs b/src/Extensions/Banshee.PlayQueue/Banshee.PlayQueue/PlayQueueSource.cs
index 13ed474..ab8113a 100644
--- a/src/Extensions/Banshee.PlayQueue/Banshee.PlayQueue/PlayQueueSource.cs
+++ b/src/Extensions/Banshee.PlayQueue/Banshee.PlayQueue/PlayQueueSource.cs
@@ -246,13 +246,11 @@ namespace Banshee.PlayQueue
             long view_order;
             if (prepend && current_track != null) {
                 // We are going to prepend the track to the play queue, which means
-                // adding it after the current_track. Now find the corresponding view_order.
-                view_order = ServiceManager.DbConnection.Query<long> (@"
-                    SELECT ViewOrder + 1
-                    FROM CorePlaylistEntries
-                    WHERE PlaylistID = ? AND EntryID = ?",
-                    DbId, Convert.ToInt64 (current_track.CacheEntryId)
-                );
+                // adding it after the current_track.
+                view_order = CurrentTrackViewOrder;
+                if (ServiceManager.PlayerEngine.IsPlaying (current_track)) {
+                    view_order++;
+                }
             } else {
                 if (generated) {
                     // view_order will point after the last track in the queue.