diff -u libwnck-2.26.0/debian/changelog libwnck-2.26.0/debian/changelog
--- libwnck-2.26.0/debian/changelog
+++ libwnck-2.26.0/debian/changelog
@@ -1,3 +1,10 @@
+libwnck (2.26.0-0ubuntu2) karmic; urgency=low
+
+  * debian/patches/02_disable_scroll_event.patch: disable mousewheel
+    capability in tasklist. (LP: #39328)
+
+ -- Andy Matteson <xt.knight@gmail.com>  Fri, 12 Jun 2009 09:55:37 -0400
+
 libwnck (2.26.0-0ubuntu1) jaunty; urgency=low
 
   * New upstream version
only in patch2:
unchanged:
--- libwnck-2.26.0.orig/debian/patches/02_disable_scroll_event.patch
+++ libwnck-2.26.0/debian/patches/02_disable_scroll_event.patch
@@ -0,0 +1,153 @@
+diff -Nur -x '*.orig' -x '*~' libwnck-2.26.0/libwnck/tasklist.c libwnck-2.26.0.new/libwnck/tasklist.c
+--- libwnck-2.26.0/libwnck/tasklist.c	2009-06-12 12:13:34.563711514 -0400
++++ libwnck-2.26.0.new/libwnck/tasklist.c	2009-06-12 12:14:36.518436918 -0400
+@@ -307,9 +307,6 @@
+                                              gpointer          callback_data);
+ static void     wnck_tasklist_remove	    (GtkContainer   *container,
+ 					     GtkWidget	    *widget);
+-static gboolean wnck_tasklist_scroll_cb     (WnckTasklist   *tasklist,
+-                                             GdkEventScroll *event,
+-                                             gpointer        user_data);
+ static void     wnck_tasklist_free_tasks    (WnckTasklist   *tasklist);
+ static void     wnck_tasklist_update_lists  (WnckTasklist   *tasklist);
+ static int      wnck_tasklist_layout        (GtkAllocation  *allocation,
+@@ -829,10 +826,6 @@
+                                                       type,
+                                                       n_construct_properties,
+                                                       construct_properties);
+-
+-  g_signal_connect (obj, "scroll-event",
+-                    G_CALLBACK (wnck_tasklist_scroll_cb), NULL);
+-
+   return obj;
+ }
+ 
+@@ -1987,128 +1980,6 @@
+ {
+ }
+ 
+-static gboolean
+-wnck_tasklist_scroll_cb (WnckTasklist *tasklist,
+-                         GdkEventScroll *event,
+-                         gpointer user_data)
+-{
+-  /* use the fact that tasklist->priv->windows is sorted
+-   * see wnck_tasklist_size_allocate() */
+-  GtkTextDirection ltr;
+-  GList *window;
+-  gint row = 0;
+-  gint col = 0;
+-
+-  window = g_list_find (tasklist->priv->windows,
+-                        tasklist->priv->active_task);
+-  if (window)
+-    {
+-      row = WNCK_TASK (window->data)->row;
+-      col = WNCK_TASK (window->data)->col;
+-    }
+-  else
+-    if (tasklist->priv->activate_timeout_id)
+-      /* There is no active_task yet, but there will be one after the timeout.
+-       * It occurs if we change the active task too fast. */
+-      return TRUE;
+-
+-  ltr = (gtk_widget_get_direction (GTK_WIDGET (tasklist)) != GTK_TEXT_DIR_RTL);
+-
+-  switch (event->direction)
+-    {
+-      case GDK_SCROLL_UP:
+-        if (!window)
+-          window = g_list_last (tasklist->priv->windows);
+-        else
+-          window = window->prev;
+-      break;
+-
+-      case GDK_SCROLL_DOWN:
+-        if (!window)
+-          window = tasklist->priv->windows;
+-        else
+-          window = window->next;
+-      break;
+-
+-#define TASKLIST_GET_MOST_LEFT(ltr, window, tasklist)   \
+-  do                                                    \
+-    {                                                   \
+-      if (ltr)                                          \
+-        window = tasklist->priv->windows;               \
+-      else                                              \
+-        window = g_list_last (tasklist->priv->windows); \
+-    } while (0)
+-
+-#define TASKLIST_GET_MOST_RIGHT(ltr, window, tasklist)  \
+-  do                                                    \
+-    {                                                   \
+-      if (ltr)                                          \
+-        window = g_list_last (tasklist->priv->windows); \
+-      else                                              \
+-        window = tasklist->priv->windows;               \
+-    } while (0)
+-
+-      case GDK_SCROLL_LEFT:
+-        if (!window)
+-          TASKLIST_GET_MOST_RIGHT (ltr, window, tasklist);
+-        else
+-          {
+-            /* Search the first window on the previous colomn at same row */
+-            if (ltr)
+-              {
+-                while (window && (WNCK_TASK(window->data)->row != row ||
+-                                  WNCK_TASK(window->data)->col != col-1))
+-                  window = window->prev;
+-              }
+-            else
+-              {
+-                while (window && (WNCK_TASK(window->data)->row != row ||
+-                                  WNCK_TASK(window->data)->col != col-1))
+-                  window = window->next;
+-              }
+-            /* If no window found, select the top/bottom left one */
+-            if (!window)
+-              TASKLIST_GET_MOST_LEFT (ltr, window, tasklist);
+-          }
+-      break;
+-
+-      case GDK_SCROLL_RIGHT:
+-        if (!window)
+-          TASKLIST_GET_MOST_LEFT (ltr, window, tasklist);
+-        else
+-          {
+-            /* Search the first window on the next colomn at same row */
+-            if (ltr)
+-              {
+-                while (window && (WNCK_TASK(window->data)->row != row ||
+-                                  WNCK_TASK(window->data)->col != col+1))
+-                  window = window->next;
+-              }
+-            else
+-              {
+-                while (window && (WNCK_TASK(window->data)->row != row ||
+-                                  WNCK_TASK(window->data)->col != col+1))
+-                  window = window->prev;
+-              }
+-            /* If no window found, select the top/bottom right one */
+-            if (!window)
+-              TASKLIST_GET_MOST_RIGHT (ltr, window, tasklist);
+-          }
+-      break;
+-
+-#undef TASKLIST_GET_MOST_LEFT
+-#undef TASKLIST_GET_MOST_RIGHT
+-
+-      default:
+-        g_assert_not_reached ();
+-    }
+-
+-  if (window)
+-    wnck_tasklist_activate_task_window (window->data, event->time);
+-
+-  return TRUE;
+-}
+-
+ /**
+  * wnck_tasklist_new:
+  * @screen: deprecated argument, can be %NULL.
only in patch2:
unchanged:
--- libwnck-2.26.0.orig/libwnck/tasklist.loT
+++ libwnck-2.26.0/libwnck/tasklist.loT
@@ -0,0 +1,7 @@
+# tasklist.lo - a libtool object file
+# Generated by ltmain.sh - GNU libtool 1.5.26 (1.1220.2.492 2008/01/30 06:40:56)
+#
+# Please DO NOT delete this file!
+# It is necessary for linking the library.
+
+# Name of the PIC object.