private void ShowInfo(string category) { UFB.BLL.CategoryManager bll = new UFB.BLL.CategoryManager(); UFB.Model.Category model = bll.GetModel(category); this.lblcategory.Text = model.category; this.lbltime.Text = model.time.ToString(); }
public void btnSave_Click(object sender, EventArgs e) { string strErr = ""; if (!PageValidate.IsDateTime(txttime.Text)) { strErr += "time格式错误!\\n"; } if (strErr != "") { MessageBox.Show(this, strErr); return; } string category = this.lblcategory.Text; DateTime time = DateTime.Parse(this.txttime.Text); UFB.Model.Category model = new UFB.Model.Category(); model.category = category; model.time = time; UFB.BLL.CategoryManager bll = new UFB.BLL.CategoryManager(); bll.Update(model); Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功!", "list.aspx"); }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(UFB.Model.Category model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Category set "); strSql.Append("time=@time"); strSql.Append(" where category=@category "); SqlParameter[] parameters = { new SqlParameter("@time", SqlDbType.SmallDateTime), new SqlParameter("@category", SqlDbType.VarChar, 64) }; parameters[0].Value = model.time; parameters[1].Value = model.category; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public bool Add(UFB.Model.Category model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Category("); strSql.Append("category,time)"); strSql.Append(" values ("); strSql.Append("@category,@time)"); SqlParameter[] parameters = { new SqlParameter("@category", SqlDbType.VarChar, 64), new SqlParameter("@time", SqlDbType.SmallDateTime) }; parameters[0].Value = model.category; parameters[1].Value = model.time; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public UFB.Model.Category DataRowToModel(DataRow row) { UFB.Model.Category model = new UFB.Model.Category(); if (row != null) { if (row["category"] != null) { model.category = row["category"].ToString(); } if (row["time"] != null && row["time"].ToString() != "") { model.time = DateTime.Parse(row["time"].ToString()); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public UFB.Model.Category GetModel(string category) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 category,time from Category "); strSql.Append(" where category=@category "); SqlParameter[] parameters = { new SqlParameter("@category", SqlDbType.VarChar, 64) }; parameters[0].Value = category; UFB.Model.Category model = new UFB.Model.Category(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }