public List<clsCateNew> GetAll()
{
try
{
List<clsCateNew> list = new List<clsCateNew>();
string str = "select * from tblCateNew";
SqlCommand com = new SqlCommand(str, con.getCon());
con.openCon();
SqlDataReader dr = com.ExecuteReader();
while (dr.Read())
{
clsCateNew obj = new clsCateNew();
if (dr["tieude"] != DBNull.Value)
{
obj.TieuDe = dr["tieude"].ToString();
}
if (dr["id"] != DBNull.Value)
{
obj.Id = Convert.ToInt32(dr["id"].ToString());
}
list.Add(obj);
}
return list;
}
catch (Exception)
{
throw;
}
finally
{
con.closeCon();
}
}
public clsCateNew GetById(int id)
{
try
{
clsCateNew obj = new clsCateNew();
string str = "select * from tblCateNew where id=@id";
SqlCommand com = new SqlCommand(str, con.getCon());
com.Parameters.AddWithValue("@id", id);
con.openCon();
SqlDataReader dr = com.ExecuteReader();
if (dr.Read())
{
obj.Id = id;
if (dr["tieude"] != DBNull.Value)
{
obj.TieuDe = dr["tieude"].ToString();
}
}
return obj;
}
catch (Exception)
{
throw;
}
finally
{
con.closeCon();
}
}
public int Insert(clsCateNew obj)
{
try
{
return this.obj.Insert(obj);
}
catch (Exception)
{
throw;
}
}
public void Delete(clsCateNew obj)
{
try
{
this.obj.Delete(obj.Id);
}
catch (Exception)
{
throw;
}
}
protected void btnSave_Click(object sender, EventArgs e)
{
try
{
clsCateNew cate = new clsCateNew();
cate.TieuDe = this.TextBox1.Text;
obj.Insert(cate);
this.TextBox1.Text = "";
this.Page.ClientScript.RegisterStartupScript(Page.GetType(), "show", "<script type='text/javascript'>alert('Thêm mới thành công')</script>");
this.odsCateNews.DataBind();
this.GridView1.DataBind();
}
catch (Exception)
{
throw;
}
}
public void Update(clsCateNew obj)
{
try
{
string str = "Update tblCateNew set tieude=@tieude where id=@id";
SqlCommand com = new SqlCommand(str, con.getCon());
com.Parameters.AddWithValue("@tieude", obj.TieuDe);
com.Parameters.AddWithValue("@id", obj.Id);
con.openCon();
com.ExecuteNonQuery();
con.closeCon();
}
catch (Exception)
{
throw;
}
finally
{
con.closeCon();
}
}
public int Insert(clsCateNew obj)
{
try
{
string str = "insert into tblCateNew(tieude) values(@tieude)";
SqlCommand com = new SqlCommand(str, con.getCon());
com.Parameters.AddWithValue("@tieude", obj.TieuDe);
con.openCon();
com.ExecuteNonQuery();
con.closeCon();
return clsDAStaticMethod.getIDIdentity("tblCateNew");
}
catch (Exception)
{
throw;
}
finally
{
con.closeCon();
}
}
public void Update(clsCateNew obj)
{
try
{
this.obj.Update(obj);
}
catch (Exception)
{
throw;
}
}