/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Movie.Model.topic model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update topic set ");
strSql.Append("usersid=@SQL2012usersid,");
strSql.Append("articleid=@SQL2012articleid,");
strSql.Append("contents=@SQL2012contents,");
strSql.Append("addtime=@SQL2012addtime");
strSql.Append(" where id=@SQL2012id ");
SqlParameter[] parameters =
{
new SqlParameter("@SQL2012usersid", SqlDbType.VarChar, 255),
new SqlParameter("@SQL2012articleid", SqlDbType.VarChar, 255),
new SqlParameter("@SQL2012contents", SqlDbType.Text),
new SqlParameter("@SQL2012addtime", SqlDbType.VarChar, 255),
new SqlParameter("@SQL2012id", SqlDbType.Int, 4)
};
parameters[0].Value = model.usersid;
parameters[1].Value = model.articleid;
parameters[2].Value = model.contents;
parameters[3].Value = model.addtime;
parameters[4].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.topic model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into topic(");
strSql.Append("id,usersid,articleid,contents,addtime)");
strSql.Append(" values (");
strSql.Append("@SQL2012id,@SQL2012usersid,@SQL2012articleid,@SQL2012contents,@SQL2012addtime)");
SqlParameter[] parameters =
{
new SqlParameter("@SQL2012id", SqlDbType.Int, 4),
new SqlParameter("@SQL2012usersid", SqlDbType.VarChar, 255),
new SqlParameter("@SQL2012articleid", SqlDbType.VarChar, 255),
new SqlParameter("@SQL2012contents", SqlDbType.Text),
new SqlParameter("@SQL2012addtime", SqlDbType.VarChar, 255)
};
parameters[0].Value = model.id;
parameters[1].Value = model.usersid;
parameters[2].Value = model.articleid;
parameters[3].Value = model.contents;
parameters[4].Value = model.addtime;
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.topic DataRowToModel(DataRow row)
{
Movie.Model.topic model = new Movie.Model.topic();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["usersid"] != null)
{
model.usersid = row["usersid"].ToString();
}
if (row["articleid"] != null)
{
model.articleid = row["articleid"].ToString();
}
if (row["contents"] != null)
{
model.contents = row["contents"].ToString();
}
if (row["addtime"] != null)
{
model.addtime = row["addtime"].ToString();
}
}
return(model);
}
private void ShowInfo(int id)
{
Movie.BLL.topic bll = new Movie.BLL.topic();
Movie.Model.topic model = bll.GetModel(id);
this.lblid.Text = model.id.ToString();
this.lblusersid.Text = model.usersid;
this.lblarticleid.Text = model.articleid;
this.lblcontents.Text = model.contents;
this.lbladdtime.Text = model.addtime;
}
protected void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (!PageValidate.IsNumber(txtid.Text))
{
strErr += "id格式错误！\\n";
}
if (this.txtusersid.Text.Trim().Length == 0)
{
strErr += "usersid不能为空！\\n";
}
if (this.txtarticleid.Text.Trim().Length == 0)
{
strErr += "articleid不能为空！\\n";
}
if (this.txtcontents.Text.Trim().Length == 0)
{
strErr += "contents不能为空！\\n";
}
if (this.txtaddtime.Text.Trim().Length == 0)
{
strErr += "addtime不能为空！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
int id = int.Parse(this.txtid.Text);
string usersid = this.txtusersid.Text;
string articleid = this.txtarticleid.Text;
string contents = this.txtcontents.Text;
string addtime = this.txtaddtime.Text;
Movie.Model.topic model = new Movie.Model.topic();
model.id = id;
model.usersid = usersid;
model.articleid = articleid;
model.contents = contents;
model.addtime = addtime;
Movie.BLL.topic bll = new Movie.BLL.topic();
bll.Add(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "add.aspx");
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Movie.Model.topic GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,usersid,articleid,contents,addtime from topic ");
strSql.Append(" where id=@SQL2012id ");
SqlParameter[] parameters =
{
new SqlParameter("@SQL2012id", SqlDbType.Int, 4)
};
parameters[0].Value = id;
Movie.Model.topic model = new Movie.Model.topic();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
