/// <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);
}
}
