+static guint signals[LAST_SIGNAL] = {0};
+
+
+static GSList *
+delete_account_from_list (GSList *list, const gchar *name)
+{
+ GSList *iter, *result;
+
+ iter = list;
+ result = list;
+ while (iter) {
+ if (!strcmp (name, iter->data)) {
+ result = g_slist_delete_link (list, iter);
+ break;
+ }
+
+ iter = g_slist_next (iter);
+ }
+ return result;
+}
+
+static GSList *
+find_account_in_list (GSList *list, const gchar *name)
+{
+ GSList *iter, *result;
+
+ iter = list;
+ result = list;
+ while (iter) {
+ if (!strcmp (name, iter->data)) {
+ return iter;
+ break;
+ }
+
+ iter = g_slist_next (iter);
+ }
+ return NULL;
+}
+
+
+static void
+modest_identity_mgr_check_change (ModestConf *conf,
+ const gchar *key,
+ const gchar *new_value,
+ gpointer userdata)
+{
+ ModestIdentityMgr *id_mgr = userdata;
+ ModestIdentityMgrPrivate *priv = MODEST_IDENTITY_MGR_GET_PRIVATE(id_mgr);
+ gchar *subkey;
+ gchar *param;
+
+ if ((strlen(key) > strlen(MODEST_IDENTITY_NAMESPACE "/")
+ && g_str_has_prefix(key, MODEST_IDENTITY_NAMESPACE))) {
+ subkey = g_strdup(key + strlen(MODEST_IDENTITY_NAMESPACE "/"));
+ if (! strstr(subkey, "/")) { /* no more '/' means an entry was modified */
+ if (!new_value) {
+ priv->current_identities =
+ delete_account_from_list (priv->current_identities, subkey);
+ g_signal_emit(id_mgr, signals[IDENTITY_REMOVE_SIGNAL], 0, subkey);
+ }
+ }
+ else {
+ param = strstr(subkey, "/");
+ param[0] = 0;
+ param++;
+
+ if (!find_account_in_list(priv->current_identities, subkey)) {
+ priv->current_identities =
+ g_slist_prepend(priv->current_identities, g_strdup(subkey));
+ g_signal_emit(id_mgr, signals[IDENTITY_ADD_SIGNAL], 0, subkey);
+ }
+ g_signal_emit(id_mgr, signals[IDENTITY_CHANGE_SIGNAL], 0, subkey, param, new_value);
+ }
+ g_free(subkey);
+ }
+}