using BBGWY.Controls.Extensions;
using GalaSoft.MvvmLight.Messaging;
using System.Windows;
using System.Windows.Controls;

namespace BBWY.Client.Views.Order
{
    /// <summary>
    /// OrderList.xaml 的交互逻辑
    /// </summary>
    public partial class OrderList : Page
    {
        private ScrollViewer scrollviewer_OrderList;
        private ScrollViewer scrollveewer_AfterSaleOrderList;

        public OrderList()
        {
            InitializeComponent();
            this.Loaded += OrderList_Loaded;
            this.Unloaded += OrderList_Unloaded;

            Messenger.Default.Register<string>(this, "OrderList_ScrollToTop", (x) =>
            {
                scrollviewer_OrderList.Dispatcher.Invoke(() => scrollviewer_OrderList.ScrollToTop());
            });

            Messenger.Default.Register<string>(this, "AfterSaleOrderList_ScrollToTop", (x) =>
            {
                if (scrollveewer_AfterSaleOrderList == null)
                    scrollveewer_AfterSaleOrderList = listbox_afterSaleOrder.FindFirstVisualChild<ScrollViewer>();
                scrollviewer_OrderList.Dispatcher.Invoke(() => scrollveewer_AfterSaleOrderList.ScrollToTop());
            });
        }

        private void OrderList_Unloaded(object sender, System.Windows.RoutedEventArgs e)
        {
            Messenger.Default.Unregister(this);
        }

        private void OrderList_Loaded(object sender, System.Windows.RoutedEventArgs e)
        {
            scrollviewer_OrderList = listbox_order.FindFirstVisualChild<ScrollViewer>();
            //scrollveewer_AfterSaleOrderList = listbox_afterSaleOrder.FindFirstVisualChild<ScrollViewer>();
        }
    }
}