Revit.Plugln/FWindSoft/FWindSoft.Wpf/SystemTypeExtensions/BindingGroupExtension.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Data;

namespace FWindSoft.Wpf.SystemTypeExtensions
{
   public static class BindingGroupExtension
    {
        public static void UpdateSourceForEach(this BindingGroup bg)
        {
            //bg.ValidateWithoutUpdate();
            //bg.UpdateSources();
            //与下面写法，是不一样的
            foreach (var bindingExpressionBase in bg.BindingExpressions)
            {
                bindingExpressionBase.UpdateSource();
            }
        }
    }
}