[原] XAF How to Edit multiple objects in a ListViewAndDetailView

using System;
using System.Linq;
using System.Text;
using DevExpress.ExpressApp;
using DevExpress.Data.Filtering;
using System.Collections.Generic;
using DevExpress.Persistent.Base;
using DevExpress.ExpressApp.Utils;
using DevExpress.ExpressApp.Layout;
using DevExpress.ExpressApp.Actions;
using DevExpress.ExpressApp.Editors;
using DevExpress.ExpressApp.Templates;
using DevExpress.Persistent.Validation;
using DevExpress.ExpressApp.SystemModule;
using DevExpress.ExpressApp.Model.NodeGenerators;
using DevExpress.Xpo;
using DevExpress.XtraEditors;
using DevExpress.ExpressApp.Win.Templates;

namespace SimpleProjectManager.Module.Controllers
{
    // For more typical usage scenarios, be sure to check out http://documentation.devexpress.com/#Xaf/clsDevExpressExpressAppViewControllertopic.
    public partial class EditerPlusieursLignesListViewController : ViewController<ListView>
    {
        public EditerPlusieursLignesListViewController()
        {
            InitializeComponent();
            RegisterActions(components);
            // Target required Views (via the TargetXXX properties) and create their Actions.
        }
        protected override void OnActivated()
        {
            base.OnActivated();
            if (View == null)
                return;

            if(((ListView)View).EditView == null)
               return;

            if( ((ListView)View).EditView.Items==null)
                return;

            foreach (ViewItem item in ((ListView)View).EditView.Items)
            {
                item.ControlCreated += item_ControlCreated;
            }
        }

        void item_ControlCreated(object sender, EventArgs e)
        {
            ViewItem item = (ViewItem)sender;
            if (item.Control.GetType() == typeof(NestedFrameTemplate)) return;
            ((BaseEdit)item.Control).EditValueChanged += (sender2, e2) =>
            {
                if (View != null && View.SelectedObjects.Count > 1)
                {
                    foreach (XPBaseObject xpo in View.SelectedObjects)
                    {
                        xpo.SetMemberValue(item.Id, ((BaseEdit)sender2).EditValue);
                    }
                }
            };
        }       
    }
}