[gthumb] shortcuts: hide the revert button without changing the list layout

[Paolo Bacchilega <paobac src gnome org>]

commit 83c97a81a17ce19f4ff9319f32a57ed3112ab83f
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Tue Nov 12 12:23:21 2019 +0100

    shortcuts: hide the revert button without changing the list layout

 gthumb/dlg-preferences-shortcuts.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/gthumb/dlg-preferences-shortcuts.c b/gthumb/dlg-preferences-shortcuts.c
index f8f0fc08..84b15bc1 100644
--- a/gthumb/dlg-preferences-shortcuts.c
+++ b/gthumb/dlg-preferences-shortcuts.c
@@ -109,15 +109,15 @@ row_data_update_accel_label (RowData *row_data)
                esc_text = g_markup_escape_text (row_data->shortcut->label, -1);
                markup_text = g_strdup_printf ("<b>%s</b>", esc_text);
                gtk_label_set_markup (GTK_LABEL (row_data->accel_label), markup_text);
-               gtk_widget_show (row_data->revert_button);
 
                g_free (markup_text);
                g_free (esc_text);
        }
-       else {
+       else
                gtk_label_set_text (GTK_LABEL (row_data->accel_label), row_data->shortcut->label);
-               gtk_widget_hide (row_data->revert_button);
-       }
+
+       gtk_widget_set_sensitive (row_data->revert_button, modified);
+       gtk_widget_set_child_visible (row_data->revert_button, modified);
 }