Scenario: Add some save dialog.

src/View/Scenarios/GraphWidget.py

@@ -470,9 +470,16 @@ class GraphWidget(QGraphicsView):
         self.changeScenario.emit(self.sender())
 
     def new_scenario(self, pos):
+        must_save = self.dialog_save()
+        if must_save == "Cancel":
+            return
+
         def fn():
             self._close_other_window()
+
+            if must_save == "Save":
                 self._study.save()
+
             self._undo.push(
                 AddScenariosCommand(
                     self._study,
@@ -500,9 +507,16 @@ class GraphWidget(QGraphicsView):
         self.changeScenario.emit(self.sender())
 
     def duplicate_scenario(self, item):
+        must_save = self.dialog_save()
+        if must_save == "Cancel":
+            return
+
         def fn():
             self._close_other_window()
-            # self._study.save()
+
+            if must_save == "Save":
+                self._study.save()
+
             self._undo.push(
                 DuplicateScenariosCommand(
                     self._study,