Disable the play/pause/step buttons when the sun doesn't shine, see #241

phetsims · Jan 10, 2023 · bdfd4e0 · bdfd4e0
1 parent 765cc42
commit bdfd4e0
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/js/common/view/LayersModelTimeControlNode.ts b/js/common/view/LayersModelTimeControlNode.ts
@@ -65,6 +65,11 @@ class LayersModelTimeControlNode extends TimeControlNode {
         }
       }
     } );
+
+    // This does not need to be disposed/unlinked since it persists for the life of the sim.
+    model.sunEnergySource.isShiningProperty.link( isSunShining => {
+      this.playPauseStepButtons.enabled = isSunShining;
+    } );
   }
 }