添加项目文件。

SamplePre.Models/Models/ComboBoxListItem.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SamplePre.Models
+{
+    public class ComboBoxListItem : Object
+    {
+        public string Text { get; set; }
+
+        public object Value { get; set; }
+
+        public ComboBoxListItem(string text, object value)
+        {
+            this.Text = text;
+            this.Value = value;
+        }
+
+        public override string ToString()
+        {
+            return this.Text;
+        }
+    }
+}

SamplePre.Models/Models/SopDataInfo.cs

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+using Models.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SamplePre.Models
+{
+    public class SopDataInfo
+    {
+        public sys_standard sysStandard { get; set; } = new sys_standard();
+
+        public List<sys_standard_action> sysStandActions { get; set; } = new List<sys_standard_action>();
+
+        public List<sys_standard_action_parm> sysStandardActionParms { get; set; } = new List<sys_standard_action_parm>();
+    }
+}

SamplePre.Models/Models/SysConfigData.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Models
+{
+    using System.Xml.Serialization;
+
+    /// <summary>
+    /// 系统配置根实体类（对应XML根节点SystemConfig）
+    /// </summary>
+    [XmlRoot("SystemConfig")]
+    public class SysConfigData
+    {
+        /// <summary>
+        /// 数据库配置（对应DbConfig节点）
+        /// </summary>
+        [XmlElement("DbConfig")]
+        public DbConfigModel DbConfig { get; set; }
+
+        /// <summary>
+        /// 应用配置（对应AppConfig节点）
+        /// </summary>
+        [XmlElement("AppConfig")]
+        public AppConfigModel AppConfig { get; set; }
+    }
+
+
+    /// <summary>
+    /// 数据库配置实体（对应DbConfig节点）
+    /// </summary>
+    public class DbConfigModel
+    {
+        /// <summary>
+        /// SQL Server配置（对应SqlServer节点，含属性）
+        /// </summary>
+        [XmlElement("SqlServer")]
+        public DbItemModel SqlServer { get; set; }
+
+        /// <summary>
+        /// MySQL配置（对应MySql节点，含属性）
+        /// </summary>
+        [XmlElement("MySql")]
+        public DbItemModel MySql { get; set; }
+    }
+
+    /// <summary>
+    /// 数据库子项配置（对应SqlServer/MySql节点，含属性）
+    /// </summary>
+    public class DbItemModel
+    {
+        /// <summary>
+        /// 连接串（对应ConnStr属性）
+        /// </summary>
+        [XmlAttribute("ConnStr")]
+        public string ConnStr { get; set; }
+
+        /// <summary>
+        /// 超时时间（对应TimeOut属性）
+        /// </summary>
+        [XmlAttribute("TimeOut")]
+        public int TimeOut { get; set; }
+    }
+
+    /// <summary>
+    /// 应用配置实体（对应AppConfig节点）
+    /// </summary>
+    public class AppConfigModel
+    {
+        [XmlElement("AppName")]
+        public string AppName { get; set; }
+
+        [XmlElement("Version")]
+        public string Version { get; set; }
+
+        [XmlElement("MaxLoginCount")]
+        public int MaxLoginCount { get; set; }
+
+        [XmlElement("IsDebug")]
+        public bool IsDebug { get; set; }
+    }
+}

SamplePre.Models/Models/TreeListItem.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SamplePre.Models
+{
+    // 定义树节点数据模型
+    public class TreeListItem
+    {
+        // 节点唯一ID（主键）
+        public string ID { get; set; }
+        // 父节点ID（根节点的ParentID为0，子节点对应父节点的ID）
+        public string ParentID { get; set; }
+        // 节点显示的文本
+        public string DisplayText { get; set; }
+
+    }
+}