[gthumb] catalog: preserve ther list order after saving the properties

[Paolo Bacchilega <paobac src gnome org>]

commit 3567a3046628b0664c23bcdb3d5d9a069c9b0b64
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Mon Jan 20 10:28:55 2020 +0100

    catalog: preserve ther list order after saving the properties

 gthumb/gth-file-store.c | 29 +++++++++++++----------------
 1 file changed, 13 insertions(+), 16 deletions(-)
---
diff --git a/gthumb/gth-file-store.c b/gthumb/gth-file-store.c
index e4c2883f..8d99c79c 100644
--- a/gthumb/gth-file-store.c
+++ b/gthumb/gth-file-store.c
@@ -703,22 +703,6 @@ compare_row_func (gconstpointer a,
 }
 
 
-static void
-_gth_file_store_sort (GthFileStore *file_store,
-                     gconstpointer pbase,
-                     gint          total_elems)
-{
-       if (file_store->priv->cmp_func == NULL)
-               return;
-
-       g_qsort_with_data (pbase,
-                          total_elems,
-                          (gsize) sizeof (GthFileRow *),
-                          compare_row_func,
-                          file_store);
-}
-
-
 static int
 compare_by_pos (gconstpointer a,
                gconstpointer b,
@@ -736,6 +720,19 @@ compare_by_pos (gconstpointer a,
 }
 
 
+static void
+_gth_file_store_sort (GthFileStore *file_store,
+                     gconstpointer pbase,
+                     gint          total_elems)
+{
+       g_qsort_with_data (pbase,
+                          total_elems,
+                          (gsize) sizeof (GthFileRow *),
+                          (file_store->priv->cmp_func != NULL) ? compare_row_func : compare_by_pos,
+                          file_store);
+}
+
+
 static void
 _gth_file_store_compact_rows (GthFileStore *file_store)
 {