C# 在WinForm 中简单实现双向绑定 VM

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/// <summary>         /// 将绑定数据源和控件绑定         /// </summary>         /// <param name="ctl">控件</param>         /// <param name="propertyName">属性名称</param>         /// <param name="BindingSource">数据源</param>         /// <param name="fieldName">绑定字段</param>         public static void SetDataBinding(this System.Windows.Forms.Control ctl, string propertyName, object BindingSource, string fieldName)         {             if (ctl.DataBindings[propertyName] != null) { ctl.DataBindings.Remove(ctl.DataBindings[propertyName]); }             ctl.DataBindings.Add(propertyName, BindingSource, fieldName, true, DataSourceUpdateMode.OnPropertyChanged);         }         /// <summary>         /// 移除绑定属性         /// </summary>         /// <param name="ctl"></param>         /// <param name="propertyName"></param>         public static void RemoveDataBinding(this System.Windows.Forms.Control ctl, string propertyName)         {             if (ctl.DataBindings[propertyName] != null) { ctl.DataBindings.Remove(ctl.DataBindings[propertyName]); }         }

 调用

 ComboBox.SetDataBinding("Text", Models, "字段名称");

当修改了model 的时候再重新执行

 ComboBox.SetDataBinding("Text", Models, "字段名称");