[banshee] [SeekSlider] Fix hang when position moved to right causing track change

[Bertrand Lorentz <blorentz src gnome org>]

commit b748ba93edddbaf888bb31ce6677bdb477381502
Author: Neil Loknath <neil loknath gmail com>
Date:   Thu Aug 6 20:27:26 2009 -0600

    [SeekSlider] Fix hang when position moved to right causing track change
    
    It seems that when Gtk.Widget.Sensitive is set to false while a button
    is pressed, the release event is never raised (BGO#539395).
    
    Signed-off-by: Bertrand Lorentz <bertrand lorentz gmail com>

 .../Banshee.Widgets/Banshee.Widgets/SeekSlider.cs  |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)
---
diff --git a/src/Core/Banshee.Widgets/Banshee.Widgets/SeekSlider.cs b/src/Core/Banshee.Widgets/Banshee.Widgets/SeekSlider.cs
index f0aef6d..45d054f 100644
--- a/src/Core/Banshee.Widgets/Banshee.Widgets/SeekSlider.cs
+++ b/src/Core/Banshee.Widgets/Banshee.Widgets/SeekSlider.cs
@@ -165,5 +165,15 @@ namespace Banshee.Widgets
                 Sensitive = value;
             }
         }
+
+        public new bool Sensitive {
+            get { return base.Sensitive; }
+            set {
+                if (!value) {
+                    can_set_value = true;
+                }
+                base.Sensitive = value;
+            }
+        } 
     }
 }