[gnome-software] Never schedule more than one updates reload

[Richard Hughes <rhughes src gnome org>]

commit 773b911e38c74b1ef7c54b3850e37e1a0625e69a
Author: Richard Hughes <richard hughsie com>
Date:   Tue Sep 2 11:56:31 2014 +0100

    Never schedule more than one updates reload

 src/gs-shell-updates.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/src/gs-shell-updates.c b/src/gs-shell-updates.c
index 34b0d89..1560bd7 100644
--- a/src/gs-shell-updates.c
+++ b/src/gs-shell-updates.c
@@ -61,6 +61,7 @@ struct GsShellUpdatesPrivate
        GSettings               *settings;
        GSettings               *desktop_settings;
        gboolean                 cache_valid;
+       gboolean                 in_progress;
        GsShell                 *shell;
        PkControl               *control;
        GsPluginStatus           last_status;
@@ -492,6 +493,7 @@ gs_shell_updates_get_updates_cb (GsPluginLoader *plugin_loader,
        }
 
        gs_plugin_list_free (list);
+       priv->in_progress = FALSE;
 }
 
 /**
@@ -503,8 +505,10 @@ gs_shell_updates_load (GsShellUpdates *shell_updates)
        GsShellUpdatesPrivate *priv = shell_updates->priv;
        guint64 refine_flags;
 
+       if (priv->in_progress)
+               return;
+       priv->in_progress = TRUE;
        gs_container_remove_all (GTK_CONTAINER (priv->list_box_updates));
-
        refine_flags = GS_PLUGIN_REFINE_FLAGS_DEFAULT |
                       GS_PLUGIN_REFINE_FLAGS_REQUIRE_UPDATE_DETAILS |
                       GS_PLUGIN_REFINE_FLAGS_REQUIRE_VERSION;