+static void update_signature (ModestMsgEditWindow *self,
+ const gchar *old_account,
+ const gchar *new_account)
+{
+ ModestMsgEditWindowPrivate *priv;
+ gboolean has_old_signature, has_new_signature;
+ GtkTextIter iter;
+ GtkTextIter match_start, match_end;
+ ModestAccountMgr *mgr;
+ gchar *signature;
+ gchar *full_signature;
+
+ priv = MODEST_MSG_EDIT_WINDOW_GET_PRIVATE (self);
+
+ gtk_text_buffer_begin_user_action (priv->text_buffer);
+
+ gtk_text_buffer_get_start_iter (priv->text_buffer, &iter);
+ mgr = modest_runtime_get_account_mgr ();
+
+
+ if (old_account) {
+ signature = modest_account_mgr_get_signature_from_recipient (mgr, old_account, &has_old_signature);
+ if (has_old_signature) {
+ full_signature = g_strconcat ("\n--\n", signature, NULL);
+ if (gtk_text_iter_forward_search (&iter, full_signature, 0, &match_start, &match_end, NULL)) {
+ gtk_text_buffer_delete (priv->text_buffer, &match_start, &match_end);
+ iter = match_start;
+ } else if (gtk_text_iter_forward_search (&iter, _("mcen_ia_editor_original_message"), 0,
+ &match_start, &match_end, NULL)) {
+ iter = match_start;
+ }
+ g_free (full_signature);
+ }
+ g_free (signature);
+ }
+
+ priv->last_from_account = modest_selector_picker_get_active_id (MODEST_SELECTOR_PICKER (priv->from_field));
+ signature = modest_account_mgr_get_signature_from_recipient (mgr, new_account, &has_new_signature);
+ if (has_new_signature) {
+ full_signature = g_strconcat ("\n--\n", signature, NULL);
+ gtk_text_buffer_insert (priv->text_buffer, &iter, full_signature, -1);
+ g_free (full_signature);
+ }
+ g_free (signature);
+ gtk_text_buffer_end_user_action (priv->text_buffer);
+}
+
+static void
+from_field_changed (HildonPickerButton *button,
+ ModestMsgEditWindow *self)
+{
+ ModestMsgEditWindowPrivate *priv;
+ gchar *old_account, *new_account;
+
+ priv = MODEST_MSG_EDIT_WINDOW_GET_PRIVATE (self);
+
+ old_account = priv->last_from_account;
+ priv->last_from_account = modest_selector_picker_get_active_id (MODEST_SELECTOR_PICKER (priv->from_field));
+ new_account = priv->last_from_account;
+
+ update_signature (self, old_account, new_account);
+
+}
+