static void DrawSceneGUI(SceneView sceneView) { Event curEvent = Event.current; if (curEvent != null && curEvent.button == 1 && curEvent.type == EventType.MouseUp) { if (Selection.activeGameObject == null || Selection.activeGameObject.transform is RectTransform) { ContextMenu.AddUIEffectSprite(); } if (Selection.activeGameObject != null && Selection.activeGameObject.transform is RectTransform) { ContextMenu.AddUIMenu(); ContextMenu.AddUIComponentMenu(); ContextMenu.ShowGnericMenu(); } } }