updateTabController method

dynamic updateTabController()

Implementation

updateTabController() {
//    tabController = TabController(length: widget.li_XAree!.length, vsync: this);
  tabController = TabController(length: widget.appState.li_XAree.length, vsync: this);

  setState(() {
    print(tabController!.index.toString());
    tabController!.index = widget.appState.li_XAree.firstWhere((element) => element.key_Area == widget.appState.area_Active.key_Area).idx_Area;
    print(tabController!.index.toString());
  });
}