/// <summary>
/// 增加一条数据
/// </summary>
public int Add(zs.Model.Tbl_Page model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Tbl_Page(");
strSql.Append("name,conts,metatags,metadescription)");
strSql.Append(" values (");
strSql.Append("@name,@conts,@metatags,@metadescription)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@name", SqlDbType.VarChar, 50),
new SqlParameter("@conts", SqlDbType.VarChar),
new SqlParameter("@metatags", SqlDbType.VarChar, 50),
new SqlParameter("@metadescription", SqlDbType.VarChar, 150)
};
parameters[0].Value = model.name;
parameters[1].Value = model.conts;
parameters[2].Value = model.metatags;
parameters[3].Value = model.metadescription;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(zs.Model.Tbl_Page model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Tbl_Page set ");
strSql.Append("name=@name,");
strSql.Append("conts=@conts,");
strSql.Append("metatags=@metatags,");
strSql.Append("metadescription=@metadescription");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@name", SqlDbType.VarChar, 50),
new SqlParameter("@conts", SqlDbType.VarChar),
new SqlParameter("@metatags", SqlDbType.VarChar, 50),
new SqlParameter("@metadescription", SqlDbType.VarChar, 150),
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = model.name;
parameters[1].Value = model.conts;
parameters[2].Value = model.metatags;
parameters[3].Value = model.metadescription;
parameters[4].Value = model.id;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
private void ShowInfo(int id)
{
zs.BLL.Tbl_Page bll = new zs.BLL.Tbl_Page();
zs.Model.Tbl_Page model = bll.GetModel(id);
this.lblid.Text = model.id.ToString();
this.txtname.Text = model.name;
this.txtconts.Text = model.conts;
this.txtmetatags.Text = model.metatags;
this.txtmetadescription.Text = model.metadescription;
}
public void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txtname.Text.Trim().Length == 0)
{
strErr += "name不能为空！\\n";
}
if (this.txtconts.Text.Trim().Length == 0)
{
strErr += "conts不能为空！\\n";
}
if (this.txtmetatags.Text.Trim().Length == 0)
{
strErr += "metatags不能为空！\\n";
}
if (this.txtmetadescription.Text.Trim().Length == 0)
{
strErr += "metadescription不能为空！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
int id = int.Parse(this.lblid.Text);
string name = this.txtname.Text;
string conts = this.txtconts.Text;
string metatags = this.txtmetatags.Text;
string metadescription = this.txtmetadescription.Text;
zs.Model.Tbl_Page model = new zs.Model.Tbl_Page();
model.id = id;
model.name = name;
model.conts = conts;
model.metatags = metatags;
model.metadescription = metadescription;
zs.BLL.Tbl_Page bll = new zs.BLL.Tbl_Page();
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_Page GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,name,conts,metatags,metadescription from Tbl_Page ");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = id;
zs.Model.Tbl_Page model = new zs.Model.Tbl_Page();
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]["name"] != null && ds.Tables[0].Rows[0]["name"].ToString() != "")
{
model.name = ds.Tables[0].Rows[0]["name"].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]["metatags"] != null && ds.Tables[0].Rows[0]["metatags"].ToString() != "")
{
model.metatags = ds.Tables[0].Rows[0]["metatags"].ToString();
}
if (ds.Tables[0].Rows[0]["metadescription"] != null && ds.Tables[0].Rows[0]["metadescription"].ToString() != "")
{
model.metadescription = ds.Tables[0].Rows[0]["metadescription"].ToString();
}
return(model);
}
else
{
return(null);
}
}