protected void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txtusername.Text.Trim().Length == 0)
{
strErr += "username不能为空！\\n";
}
if (this.txtuserpass.Text.Trim().Length == 0)
{
strErr += "userpass不能为空！\\n";
}
if (this.txtemail.Text.Trim().Length == 0)
{
strErr += "email不能为空！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
string username = this.txtusername.Text;
string userpass = this.txtuserpass.Text;
string email = this.txtemail.Text;
Auction.Model.auction_user model = new Auction.Model.auction_user();
model.username = username;
model.userpass = userpass;
model.email = email;
Auction.BLL.auction_user bll = new Auction.BLL.auction_user();
bll.Add(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "add.aspx");
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Auction.Model.auction_user model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update auction_user set ");
strSql.Append("username=@username,");
strSql.Append("userpass=@userpass,");
strSql.Append("email=@email");
strSql.Append(" where user_id=@user_id");
MySqlParameter[] parameters =
{
new MySqlParameter("@username", MySqlDbType.VarChar, 50),
new MySqlParameter("@userpass", MySqlDbType.VarChar, 50),
new MySqlParameter("@email", MySqlDbType.VarChar, 100),
new MySqlParameter("@user_id", MySqlDbType.Int32, 11)
};
parameters[0].Value = model.username;
parameters[1].Value = model.userpass;
parameters[2].Value = model.email;
parameters[3].Value = model.user_id;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(Auction.Model.auction_user model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into auction_user(");
strSql.Append("username,userpass,email)");
strSql.Append(" values (");
strSql.Append("@username,@userpass,@email)");
MySqlParameter[] parameters =
{
new MySqlParameter("@username", MySqlDbType.VarChar, 50),
new MySqlParameter("@userpass", MySqlDbType.VarChar, 50),
new MySqlParameter("@email", MySqlDbType.VarChar, 100)
};
parameters[0].Value = model.username;
parameters[1].Value = model.userpass;
parameters[2].Value = model.email;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
private void ShowInfo(int user_id)
{
Auction.BLL.auction_user bll = new Auction.BLL.auction_user();
Auction.Model.auction_user model = bll.GetModel(user_id);
this.lbluser_id.Text = model.user_id.ToString();
this.lblusername.Text = model.username;
this.lbluserpass.Text = model.userpass;
this.lblemail.Text = model.email;
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Auction.Model.auction_user DataRowToModel(DataRow row)
{
Auction.Model.auction_user model = new Auction.Model.auction_user();
if (row != null)
{
if (row["user_id"] != null && row["user_id"].ToString() != "")
{
model.user_id = int.Parse(row["user_id"].ToString());
}
if (row["username"] != null)
{
model.username = row["username"].ToString();
}
if (row["userpass"] != null)
{
model.userpass = row["userpass"].ToString();
}
if (row["email"] != null)
{
model.email = row["email"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Auction.Model.auction_user GetModel(int user_id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select user_id,username,userpass,email from auction_user ");
strSql.Append(" where user_id=@user_id");
MySqlParameter[] parameters =
{
new MySqlParameter("@user_id", MySqlDbType.Int32)
};
parameters[0].Value = user_id;
Auction.Model.auction_user model = new Auction.Model.auction_user();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
