Scenario: Add protected tag in front of name and alternative color.

src/View/Scenarios/GraphWidget.py

@@ -55,7 +55,11 @@ class ScenarioItem(QGraphicsTextItem):
 
         self.setPos(QPointF(self.scenario.x, self.scenario.y))
 
-        self.setPlainText(self.scenario.name)
+        tag = " "
+        if self.graph.scenario_has_child(self.scenario):
+            tag = "🛡️ "
+
+        self.setPlainText(tag + self.scenario.name)
         self.setDefaultTextColor(Qt.black)
 
         self.setFlag(QGraphicsItem.ItemIsMovable)
@@ -85,6 +89,8 @@ class ScenarioItem(QGraphicsTextItem):
             color = QColor("#eeaba5")
         elif self.scenario.id == 0:
             color = QColor("#d3c1d8")
+        elif self.graph.scenario_has_child(self.scenario):
+            color = QColor("#e6e6e6")
 
         painter.setPen(
             QPen(
@@ -288,11 +294,18 @@ class GraphWidget(QGraphicsView):
         self.scene().clear()
         self.create_items()
 
+    def scenario_has_child(self, scenario):
+        for scenar in self.graph.scenarios.lst:
+            if scenar.parent is scenario:
+                return True
+
+        return False
+
     def drawBackground(self, painter, rect):
         sceneRect = self.sceneRect()
         painter.fillRect(
             rect.intersected(sceneRect),
-            QBrush(Qt.lightGray)
+            QBrush(QColor("#e6e6e6"))
         )
         painter.setBrush(Qt.NoBrush)
         painter.drawRect(sceneRect)