初始化

tx

2025-04-09 fa7510e1ed63df0366787fa4ed1b3db6426d2b46

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using System.Windows.Forms;
 
namespace TProduct.WinFrmUI
{
    public class NumberTextEdit : DevExpress.XtraEditors.TextEdit
    {
        public double? MinValue { get; set; }
        public bool IsEmptyContent { get; set; } = true;
        /// <summary>
        /// 
        /// </summary>
        /// <param name="error_value">错误返回值</param>
        /// <param name="v"></param>
        /// <returns></returns>
        public double GetNumber(double error_value, string error)
        {
            if (string.IsNullOrEmpty(this.Text))
            {
                if (!IsEmptyContent)
                {
                    if (!string.IsNullOrEmpty(error))
                        MessageBox.Show(error);
                }
                return error_value;
            }
            double v = 0;
            if (double.TryParse(this.Text, out v))
            {
                if (MinValue.HasValue)
                {
                    if (v <= MinValue.Value)
                    {
                        if (!string.IsNullOrEmpty(error))
                            MessageBox.Show(error);
                    }
                }
                return v;
            }
 
            if (!string.IsNullOrEmpty(error))
                MessageBox.Show(error);
 
            return error_value;
        }
    }
}