[longomatch] Dispose stats after use

[Andoni Morales Alastruey <amorales src gnome org>]

commit 2f566cea64818acb1325697a46be583f596c4dcd
Author: Andoni Morales Alastruey <ylatuya gmail com>
Date:   Sat Aug 10 14:32:28 2013 +0200

    Dispose stats after use

 LongoMatch.Core/Stats/ProjectStats.cs    |   11 ++++++++++-
 LongoMatch.GUI/Gui/Dialog/StatsViewer.cs |   13 ++++++++++++-
 2 files changed, 22 insertions(+), 2 deletions(-)
---
diff --git a/LongoMatch.Core/Stats/ProjectStats.cs b/LongoMatch.Core/Stats/ProjectStats.cs
index 47802c1..6debf46 100644
--- a/LongoMatch.Core/Stats/ProjectStats.cs
+++ b/LongoMatch.Core/Stats/ProjectStats.cs
@@ -26,7 +26,7 @@ using LongoMatch.Store.Templates;
 
 namespace LongoMatch.Stats
 {
-       public class ProjectStats
+       public class ProjectStats: IDisposable
        {
                List<CategoryStats> catStats;
                GameUnitsStats guStats;
@@ -46,6 +46,15 @@ namespace LongoMatch.Stats
                        UpdateGameUnitsStats (project);
                }
                
+               public void Dispose () {
+                       if (HalfField != null)
+                               HalfField.Dispose ();
+                       if (Field != null)
+                               Field.Dispose ();
+                       if (Goal != null)
+                               Goal.Dispose ();
+               }
+               
                public string ProjectName {
                        set;
                        get;
diff --git a/LongoMatch.GUI/Gui/Dialog/StatsViewer.cs b/LongoMatch.GUI/Gui/Dialog/StatsViewer.cs
index b2893d2..1381c7d 100644
--- a/LongoMatch.GUI/Gui/Dialog/StatsViewer.cs
+++ b/LongoMatch.GUI/Gui/Dialog/StatsViewer.cs
@@ -23,13 +23,24 @@ namespace LongoMatch.Gui.Dialog
 {
        public partial class StatsViewer : Gtk.Dialog
        {
+               ProjectStats stats;
+               
                public StatsViewer ()
                {
                        this.Build ();
                }
                
+               public override void Destroy ()
+               {
+                       base.Destroy ();
+                       if (stats != null)
+                               stats.Dispose();
+               }
+               
                public void LoadStats (Project project) {
-                       ProjectStats stats = new ProjectStats (project);
+                       if (stats != null)
+                               stats.Dispose();
+                       stats = new ProjectStats (project);
                        categoriesviewer.LoadStats (stats);
                        gameviewer.Project = project;
                }