Browser.py: For by_1st layout, ignore single-value sorters.

diff --git a/browser.py b/browser.py
index 0b8e9d7c22df4a6e4514bbe68efb68be6e9cf770..223f118d1d7e44c10448c08626ae48bfbf38b81e 100755 (executable)
--- a/browser.py
+++ b/browser.py
@@ -816,8 +816,9 @@ class Gallery:
                 self._show_dirs = False
                 sort_attrs = []
                 for sorter in reversed(self._sort_order):
-                    sort_attrs += [(sorter.name,
-                                    self.items_attrs[sorter.name]['incl'])]
+                    vals = self.items_attrs[sorter.name]['incl']
+                    if len(vals) > 1:
+                        sort_attrs += [(sorter.name, vals)]
                 self._per_row = len(sort_attrs[-1][1])
                 build_rows_by_attrs(sort_attrs, entries_filtered)
             else: