introduced "Sort by insertion order" (the default) / "Sorting disabled" keeps current order

grum/dictlist/dictlistwidget.py

@@ -82,7 +82,7 @@ class DictListWidget(QListWidget):
             self.sortItems()
 
 
-    def disable_sorting(self):
+    def enable_sort_by_insertion_order(self):
         # map order in dict to indices
         mapping = enumerate(reversed(self.items.values()))
         mapping = {item.text(): index for index, item in mapping}
@@ -91,6 +91,14 @@ class DictListWidget(QListWidget):
             return mapping[x.text()]
 
         self.set_sort_key(unsort)
+        self.disable_sorting()
+
+
+    def enable_sort_by_text(self):
+        self.set_sort_key(lambda x: x.text())
+
+
+    def disable_sorting(self):
         self.set_sort_key(None)
 
 

grum/mainwin.py

@@ -45,8 +45,9 @@ class MainWindow(QMainWindow):
         lst_menu.addAction("Mark selected as not seen", self.on_mark_selected_as_not_seen)
         lst_menu.addSeparator()
         sort_group = lst_menu.addGroup()
-        sort_group.addCheckbox("Sorting disabled", triggered=self.on_sorting_disabled, state=True)
+        sort_group.addCheckbox("Sort by insertion order", triggered=self.on_sort_by_insertion_order, state=True)
         sort_group.addCheckbox("Sort by name", triggered=self.on_sort_by_name)
+        sort_group.addCheckbox("Sorting disabled", triggered=self.on_sorting_disabled)
 
         shortcut(self, "Ctrl+P", self.on_plot_selected)
 
@@ -140,8 +141,11 @@ class MainWindow(QMainWindow):
         self.lst.set_alarm_for_selected(True)
 
 
+    def on_sort_by_insertion_order(self):
+        self.lst.enable_sort_by_insertion_order()
+
     def on_sort_by_name(self):
-        self.lst.set_sort_key(lambda x: x.value.name)
+        self.lst.enable_sort_by_text()
 
     def on_sorting_disabled(self):
         self.lst.disable_sorting()