给设置界面添加数据库的配置

Data/DbContext.cs

@@ -6,11 +6,14 @@ public class DbContext
 {
     public static SqlSugarClient GetInstance()
     {
-        var connectionString = "server=127.0.0.1;port=3306;user=root;password=Pgw15221236646; database=pmswpf;";
+        var settings = PMSWPF.Config.ConnectionSettings.Load();
+        var connectionString = settings.ToConnectionString();
+        var dbType = (SqlSugar.DbType)Enum.Parse(typeof(SqlSugar.DbType), settings.DbType);
+
         var _db = new SqlSugarClient(new ConnectionConfig
         {
             ConnectionString = connectionString,
-            DbType = DbType.MySql, // 根据实际数据库类型修改，如DbType.MySql等
+            DbType = dbType, // 根据实际数据库类型修改，如DbType.MySql等
             IsAutoCloseConnection = true,
             InitKeyType = InitKeyType.Attribute
         });