/// <summary> /// 增加一条数据 /// </summary> public int Add(zs.Model.Tbl_News model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Tbl_News("); strSql.Append("title,conts,addtime,author,leiid)"); strSql.Append(" values ("); strSql.Append("@title,@conts,@addtime,@author,@leiid)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@title", SqlDbType.VarChar, 150), new SqlParameter("@conts", SqlDbType.VarChar), new SqlParameter("@addtime", SqlDbType.DateTime), new SqlParameter("@author", SqlDbType.VarChar, 50), new SqlParameter("@leiid", SqlDbType.Int, 4) }; parameters[0].Value = model.title; parameters[1].Value = model.conts; parameters[2].Value = model.addtime; parameters[3].Value = model.author; parameters[4].Value = model.leiid; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
private void ShowInfo(int id) { zs.BLL.Tbl_News bll = new zs.BLL.Tbl_News(); zs.Model.Tbl_News model = bll.GetModel(id); this.lblid.Text = model.id.ToString(); this.txttitle.Text = model.title; this.txtconts.Text = model.conts; this.txtaddtime.Text = model.addtime.ToString(); this.txtauthor.Text = model.author; this.txtleiid.Text = model.leiid.ToString(); }
public void btnSave_Click(object sender, EventArgs e) { string strErr = ""; if (this.txttitle.Text.Trim().Length == 0) { strErr += "title不能为空!\\n"; } if (this.txtconts.Text.Trim().Length == 0) { strErr += "conts不能为空!\\n"; } if (!PageValidate.IsDateTime(txtaddtime.Text)) { strErr += "addtime格式错误!\\n"; } if (this.txtauthor.Text.Trim().Length == 0) { strErr += "author不能为空!\\n"; } if (!PageValidate.IsNumber(txtleiid.Text)) { strErr += "leiid格式错误!\\n"; } if (strErr != "") { MessageBox.Show(this, strErr); return; } int id = int.Parse(this.lblid.Text); string title = this.txttitle.Text; string conts = this.txtconts.Text; DateTime addtime = DateTime.Parse(this.txtaddtime.Text); string author = this.txtauthor.Text; int leiid = int.Parse(this.txtleiid.Text); zs.Model.Tbl_News model = new zs.Model.Tbl_News(); model.id = id; model.title = title; model.conts = conts; model.addtime = addtime; model.author = author; model.leiid = leiid; zs.BLL.Tbl_News bll = new zs.BLL.Tbl_News(); bll.Update(model); Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功!", "list.aspx"); }
/// <summary> /// 得到一个对象实体 /// </summary> public zs.Model.Tbl_News GetModel(int id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 id,title,conts,addtime,author,leiid from Tbl_News "); strSql.Append(" where id=@id"); SqlParameter[] parameters = { new SqlParameter("@id", SqlDbType.Int, 4) }; parameters[0].Value = id; zs.Model.Tbl_News model = new zs.Model.Tbl_News(); 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]["title"] != null && ds.Tables[0].Rows[0]["title"].ToString() != "") { model.title = ds.Tables[0].Rows[0]["title"].ToString(); } if (ds.Tables[0].Rows[0]["conts"] != null && ds.Tables[0].Rows[0]["conts"].ToString() != "") { model.conts = ds.Tables[0].Rows[0]["conts"].ToString(); } if (ds.Tables[0].Rows[0]["addtime"] != null && ds.Tables[0].Rows[0]["addtime"].ToString() != "") { model.addtime = DateTime.Parse(ds.Tables[0].Rows[0]["addtime"].ToString()); } if (ds.Tables[0].Rows[0]["author"] != null && ds.Tables[0].Rows[0]["author"].ToString() != "") { model.author = ds.Tables[0].Rows[0]["author"].ToString(); } if (ds.Tables[0].Rows[0]["leiid"] != null && ds.Tables[0].Rows[0]["leiid"].ToString() != "") { model.leiid = int.Parse(ds.Tables[0].Rows[0]["leiid"].ToString()); } return(model); } else { return(null); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(zs.Model.Tbl_News model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Tbl_News set "); strSql.Append("title=@title,"); strSql.Append("conts=@conts,"); strSql.Append("addtime=@addtime,"); strSql.Append("author=@author,"); strSql.Append("leiid=@leiid,"); strSql.Append("isRecommand=@isRecommand"); strSql.Append(" where id=@id"); SqlParameter[] parameters = { new SqlParameter("@title", SqlDbType.VarChar, 150), new SqlParameter("@conts", SqlDbType.VarChar, -1), new SqlParameter("@addtime", SqlDbType.DateTime), new SqlParameter("@author", SqlDbType.VarChar, 50), new SqlParameter("@leiid", SqlDbType.Int, 4), new SqlParameter("@isRecommand", SqlDbType.Int, 4), new SqlParameter("@id", SqlDbType.Int, 4) }; parameters[0].Value = model.title; parameters[1].Value = model.conts; parameters[2].Value = model.addtime; parameters[3].Value = model.author; parameters[4].Value = model.leiid; parameters[5].Value = model.isRecommand; parameters[6].Value = model.id; 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 zs.Model.Tbl_News DataRowToModel(DataRow row) { zs.Model.Tbl_News model = new zs.Model.Tbl_News(); if (row != null) { if (row["id"] != null && row["id"].ToString() != "") { model.id = int.Parse(row["id"].ToString()); } if (row["title"] != null) { model.title = row["title"].ToString(); } if (row["conts"] != null) { model.conts = row["conts"].ToString(); } if (row["addtime"] != null && row["addtime"].ToString() != "") { model.addtime = DateTime.Parse(row["addtime"].ToString()); } if (row["author"] != null) { model.author = row["author"].ToString(); } if (row["leiid"] != null && row["leiid"].ToString() != "") { model.leiid = int.Parse(row["leiid"].ToString()); } if (row["isRecommand"] != null && row["isRecommand"].ToString() != "") { model.isRecommand = int.Parse(row["isRecommand"].ToString()); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public zs.Model.Tbl_News GetModel(int id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 id,title,conts,addtime,author,leiid,isRecommand from Tbl_News "); strSql.Append(" where id=@id"); SqlParameter[] parameters = { new SqlParameter("@id", SqlDbType.Int, 4) }; parameters[0].Value = id; zs.Model.Tbl_News model = new zs.Model.Tbl_News(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }