pile_nav_new/lib/controllers/appcontroller.dart

import 'package:get/get.dart';
import 'package:scence_map/controllers/controller.dart';

class AppController extends GetxController {
  final RxBool isDarkMode = false.obs;
  var currentIndex = 0.obs;

  @override
  void onInit() {
    super.onInit();
    // 获取 AnotherController 的实例
    final mapcontroller = Get.find<ScenceMapController>();

    // 绑定 currentIndex
    ever(currentIndex, (value) {
      mapcontroller.currentIndex.value = value;
    });

    ever(mapcontroller.currentIndex, (value) {
      currentIndex.value = value;
    });
  }
}