[blam] Use the runtime's timers instead of glib's

[Carlos Martín Nieto <cmartin src gnome org>]

commit c7382d52c0d1e4264f8f30954d9637acf8970a62
Author: Carlos Martín Nieto <cmn dwim me>
Date:   Thu Jun 13 05:52:20 2013 +0200

    Use the runtime's timers instead of glib's

 src/ItemList.cs |   27 ++++++++++++++-------------
 1 files changed, 14 insertions(+), 13 deletions(-)
---
diff --git a/src/ItemList.cs b/src/ItemList.cs
index b5863b5..f020946 100644
--- a/src/ItemList.cs
+++ b/src/ItemList.cs
@@ -12,6 +12,7 @@ using GLib;
 using GtkSharp;
 using System;
 using System.Collections;
+using System.Threading;
 using System.ServiceModel.Syndication;
 
 namespace Imendio.Blam {
@@ -27,7 +28,8 @@ namespace Imendio.Blam {
     private TreeViewColumn iconColumn;
 
     private Item lastItem;
-    private uint lastTimeout;
+    Timer timer;
+    const int infinite = System.Threading.Timeout.Infinite;
 
        private IChannel channel;
        public IChannel CurrentChannel {
@@ -179,27 +181,26 @@ namespace Imendio.Blam {
             EmitItemSelected (item);
 
             bool useTimeout = (bool) Conf.Get(Preference.MARK_ITEMS_READ, false);
-            if(useTimeout){
-                if(lastTimeout > 0)
-                    GLib.Source.Remove(lastTimeout);
+            if(useTimeout) {
+                if (timer == null) {
+                    timer = new Timer(o => {
+                        if (lastItem == GetSelected())
+                            lastItem.SetUnread(false);
+                    });
+                }
+
+                // disable the old timeout
+                timer.Change(infinite, infinite);
 
                 uint readTimeout = (uint) Conf.Get(Preference.MARK_ITEMS_READ_TIMEOUT, 3000);
                 lastItem = item;
-                lastTimeout = GLib.Timeout.Add(readTimeout, new GLib.TimeoutHandler (SetToRead));
+                    timer.Change(readTimeout, infinite);
             } else {
                 item.SetUnread(false);
             }
            }
        }
 
-    private bool SetToRead()
-    {
-        if(lastItem == GetSelected())
-                lastItem.SetUnread(false);
-
-        return false;
-    }
-
                private int CompareFunc(TreeModel model, TreeIter a, TreeIter b)
                {
                        Item ia = Model.GetValue(a, 0) as Item;