private void Insert()
{
GoodTypeDataContext lq = new GoodTypeDataContext();
GoodsType gt = new GoodsType();
gt.tName = txtName.Text.Trim();
lq.GoodsType.InsertOnSubmit(gt);
lq.SubmitChanges();
}
private void Delete()
{
GoodTypeDataContext lq = new GoodTypeDataContext();
var types = from gt in lq.GoodsType where gt.tName == txtNameDe.Text.Trim() select gt;
foreach (var type in types)
{
lq.GoodsType.DeleteOnSubmit(type);
}
lq.SubmitChanges();
}
private void Update()
{
GoodTypeDataContext lq = new GoodTypeDataContext();
var types = from gt in lq.GoodsType where gt.tName == txtNamebe.Text.Trim() select gt;
foreach (var type in types)
{
type.tName = txtNameaf.Text.Trim();
}
lq.SubmitChanges();
}