public void Insert(GVCN gv)
{
StreamWriter sw = File.AppendText(filetxt);
sw.WriteLine();
sw.Write(gv.Magv + "#" + gv.Tengv + "#" + gv.Diachi + "#" + gv.Sdtgv);
sw.Close();
}
public void Themgv(GVCN gv)
{
if (gv.Magv != "" && gv.Tengv != "" && gv.Diachi != "" && gv.Sdtgv != "")
{
gv.Tengv = QLHS.Utility.CongCu.ChuanHoaXau(gv.Tengv);
gv.Diachi = QLHS.Utility.CongCu.ChuanHoaXau(gv.Diachi);
gvDA.Insert(gv);
}
else
{
throw new Exception(" Du lieu sai ");
}
}
public List <GVCN> Timgv(GVCN gv)
{
List <GVCN> list = gvDA.GetAllData();
List <GVCN> kq = new List <GVCN>();
if (gv.Magv == null && gv.Tengv == null)
{
return(kq = list);
}
if (gv.Magv != null && gv.Tengv == null)
{
for (int i = 0; i < list.Count; ++i)
{
if (list[i].Magv == gv.Magv)
{
kq.Add(new GVCN(list[i]));
}
}
}
else
{
if (gv.Magv == null && gv.Tengv != null)
{
for (int i = 0; i < list.Count; ++i)
{
if (list[i].Tengv.IndexOf(gv.Tengv) >= 0)
{
kq.Add(new GVCN(list[i]));
}
}
}
else
{
return(kq = null);
}
}
return(kq);
}
public void Suagv(GVCN gv)
{
int i;
List <GVCN> list = gvDA.GetAllData();
for (i = 0; i < list.Count; ++i)
{
if (list[i].Magv == gv.Magv)
{
break;
}
}
if (i < list.Count)
{
list.RemoveAt(i);
list.Add(gv, i);
gvDA.Update(list);
}
else
{
throw new Exception(" Du lieu sai ");
}
}
