/// <summary> /// 更新一条数据 /// </summary> public bool Update(zs.Model.Tbl_User model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Tbl_User set "); strSql.Append("userName=@userName,"); strSql.Append("userPsw=@userPsw"); strSql.Append(" where id=@id"); SqlParameter[] parameters = { new SqlParameter("@userName", SqlDbType.VarChar, 50), new SqlParameter("@userPsw", SqlDbType.VarChar, 70), new SqlParameter("@id", SqlDbType.Int, 4) }; parameters[0].Value = model.userName; parameters[1].Value = model.userPsw; parameters[2].Value = model.id; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public int Add(zs.Model.Tbl_User model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Tbl_User("); strSql.Append("userName,userPsw)"); strSql.Append(" values ("); strSql.Append("@userName,@userPsw)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@userName", SqlDbType.VarChar, 50), new SqlParameter("@userPsw", SqlDbType.VarChar, 70) }; parameters[0].Value = model.userName; parameters[1].Value = model.userPsw; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
public void btnSave_Click(object sender, EventArgs e) { string strErr = ""; if (this.txtuserName.Text.Trim().Length == 0) { strErr += "userName不能为空!\\n"; } if (this.txtuserPsw.Text.Trim().Length == 0) { strErr += "userPsw不能为空!\\n"; } if (strErr != "") { MessageBox.Show(this, strErr); return; } int id = int.Parse(this.lblid.Text); string userName = this.txtuserName.Text; string userPsw = this.txtuserPsw.Text; zs.Model.Tbl_User model = new zs.Model.Tbl_User(); model.id = id; model.userName = userName; model.userPsw = userPsw; zs.BLL.Tbl_User bll = new zs.BLL.Tbl_User(); bll.Update(model); Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功!", "list.aspx"); }
private void ShowInfo(int id) { zs.BLL.Tbl_User bll = new zs.BLL.Tbl_User(); zs.Model.Tbl_User model = bll.GetModel(id); this.lblid.Text = model.id.ToString(); this.txtuserName.Text = model.userName; this.txtuserPsw.Text = model.userPsw; }
/// <summary> /// 得到一个对象实体 /// </summary> public zs.Model.Tbl_User GetModel(int id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 id,userName,userPsw from Tbl_User "); strSql.Append(" where id=@id"); SqlParameter[] parameters = { new SqlParameter("@id", SqlDbType.Int, 4) }; parameters[0].Value = id; zs.Model.Tbl_User model = new zs.Model.Tbl_User(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { if (ds.Tables[0].Rows[0]["id"] != null && ds.Tables[0].Rows[0]["id"].ToString() != "") { model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString()); } if (ds.Tables[0].Rows[0]["userName"] != null && ds.Tables[0].Rows[0]["userName"].ToString() != "") { model.userName = ds.Tables[0].Rows[0]["userName"].ToString(); } if (ds.Tables[0].Rows[0]["userPsw"] != null && ds.Tables[0].Rows[0]["userPsw"].ToString() != "") { model.userPsw = ds.Tables[0].Rows[0]["userPsw"].ToString(); } return(model); } else { return(null); } }