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  • Winform 下拉框绑定问题

    在Winform中下拉框绑定的时候只能读到text属性值,Id的值不管怎么搞都读取不到,所以就百度找到了一种方式:

    public void CmdBind()
            {
                var data = _logic.GetCurrency();//数据源
    
                if (!data.Any()) return;
                foreach (var currency in data)
                {
                    cmdCurrencyName.Items.Add(new CurrencyItem
                    {
                        CurrencyName = currency.Description,
                        CurrencyValue = currency.Id
                    });
                }
            }
    
            private void cmdCurrencyName_SelectedIndexChanged(object sender, EventArgs e)
            {
                var selectedItem = (CurrencyItem)cmdCurrencyName.SelectedItem;
                _model.Description = selectedItem.CurrencyName;
                _model.CurrencyId = selectedItem.CurrencyValue;
            }

    添加一个类,定义下拉框滴text、Id属性:

    public class CurrencyItem
            {
                public CurrencyItem()
                { }
    
                public CurrencyItem(int currencyValue, string currencyName)
                {
                    CurrencyValue = currencyValue;
                    CurrencyName = currencyName;
                }
    
                public int CurrencyValue { get; set; }
                public string CurrencyName { get; set; }
    
                public override string ToString()
                {
                    return CurrencyName;
                }
            }
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  • 原文地址:https://www.cnblogs.com/xiaoqi742709106/p/4493683.html
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