public void btnSave_Click(object sender, EventArgs e) { string strErr = ""; if (this.txtcatename.Text.Trim().Length == 0) { strErr += "catename不能为空!\\n"; } if (strErr != "") { MessageBox.Show(this, strErr); return; } int id = int.Parse(this.lblid.Text); string catename = this.txtcatename.Text; Movie.Model.cate model = new Movie.Model.cate(); model.id = id; model.catename = catename; Movie.BLL.cate bll = new Movie.BLL.cate(); bll.Update(model); Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功!", "list.aspx"); }
private void ShowInfo(int id) { Movie.BLL.cate bll = new Movie.BLL.cate(); Movie.Model.cate model = bll.GetModel(id); this.lblid.Text = model.id.ToString(); this.txtcatename.Text = model.catename; }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(Movie.Model.cate model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update cate set "); strSql.Append("catename=@SQL2012catename"); strSql.Append(" where id=@SQL2012id "); SqlParameter[] parameters = { new SqlParameter("@SQL2012catename", SqlDbType.VarChar, 255), new SqlParameter("@SQL2012id", SqlDbType.Int, 4) }; parameters[0].Value = model.catename; parameters[1].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 bool Add(Movie.Model.cate model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into cate("); strSql.Append("id,catename)"); strSql.Append(" values ("); strSql.Append("@SQL2012id,@SQL2012catename)"); SqlParameter[] parameters = { new SqlParameter("@SQL2012id", SqlDbType.Int, 4), new SqlParameter("@SQL2012catename", SqlDbType.VarChar, 255) }; parameters[0].Value = model.id; parameters[1].Value = model.catename; 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 Movie.Model.cate DataRowToModel(DataRow row) { Movie.Model.cate model = new Movie.Model.cate(); if (row != null) { if (row["id"] != null && row["id"].ToString() != "") { model.id = int.Parse(row["id"].ToString()); } if (row["catename"] != null) { model.catename = row["catename"].ToString(); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public Movie.Model.cate GetModel(int id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 id,catename from cate "); strSql.Append(" where id=@SQL2012id "); SqlParameter[] parameters = { new SqlParameter("@SQL2012id", SqlDbType.Int, 4) }; parameters[0].Value = id; Movie.Model.cate model = new Movie.Model.cate(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }