[gnome-calendar/calendar-management] source-manager-dialog: reverse map sources to row

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit a6e17a2fa07ce4933e0ac8bc1a296520e096c6a7
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Fri Jan 30 14:13:54 2015 -0200

    source-manager-dialog: reverse map sources to row
    
    This enable constant time lookup for rows.

 src/gcal-source-manager-dialog.c |   24 +++++++-----------------
 1 files changed, 7 insertions(+), 17 deletions(-)
---
diff --git a/src/gcal-source-manager-dialog.c b/src/gcal-source-manager-dialog.c
index 6dcc6f4..e2bd591 100644
--- a/src/gcal-source-manager-dialog.c
+++ b/src/gcal-source-manager-dialog.c
@@ -33,6 +33,7 @@ struct _GcalSourceManagerDialogPrivate
    * Hash of GtkListBoxRow : ESource
    */
   GHashTable              *row_to_source;
+  GHashTable              *source_to_row;
 
 
   /* properties */
@@ -160,6 +161,7 @@ source_added_cb (GcalManager *manager,
   row = make_row_for_source (GCAL_SOURCE_MANAGER_DIALOG (user_data), source);
 
   g_hash_table_insert (priv->row_to_source, row, source);
+  g_hash_table_insert (priv->source_to_row, source, row);
 
   gtk_container_add (GTK_CONTAINER (priv->sources_listbox), row);
 }
@@ -178,26 +180,13 @@ source_removed_cb (GcalManager *manager,
                    gpointer     user_data)
 {
   GcalSourceManagerDialogPrivate *priv;
-  GList *keys, *aux;
+  GtkListBoxRow *row;
 
   priv = gcal_source_manager_dialog_get_instance_private (GCAL_SOURCE_MANAGER_DIALOG (user_data));
-  keys = g_hash_table_get_keys (priv->row_to_source);
+  row = g_hash_table_lookup (priv->source_to_row, source);
 
-  for (aux = keys; aux != NULL; aux = aux->next)
-    {
-      ESource *current;
-
-      current = g_hash_table_lookup (priv->row_to_source, aux->data);
-
-      /* remove the entry */
-      if (current == source)
-        {
-          g_hash_table_remove (priv->row_to_source, aux->data);
-          break;
-        }
-    }
-
-  g_list_free (keys);
+  g_hash_table_remove (priv->row_to_source, row);
+  g_hash_table_remove (priv->source_to_row, source);
 }
 
 /**
@@ -370,6 +359,7 @@ gcal_source_manager_dialog_init (GcalSourceManagerDialog *self)
 
   priv->row_to_source = g_hash_table_new_full (g_direct_hash, g_direct_equal, (GDestroyNotify) 
gtk_widget_destroy,
                                                NULL);
+  priv->source_to_row = g_hash_table_new (g_direct_hash, g_direct_equal);
 
   gtk_widget_init_template (GTK_WIDGET (self));
 }