private void T_ListCategory_FocusedNodeChanged(object sender, DevExpress.XtraTreeList.FocusedNodeChangedEventArgs e)
{
int id = 0;
if (int.TryParse(e.Node.GetValue(nameof(categoy.id)).ToString(), out id))
{
var db = new SalesDataContext();
categoy = db.product_categories.Single(x => x.id == id);
GetData();
}
}
private void Txt_Category_ProcessNewValue(object sender, DevExpress.XtraEditors.Controls.ProcessNewValueEventArgs e)
{
if (e.DisplayValue is string st && st.Trim() != string.Empty)
{
var newObject = new product_categories()
{
name = st, parent_id = 0, number = "0"
};
using (SalesDataContext db = new SalesDataContext())
{
db.product_categories.InsertOnSubmit(newObject);
db.SubmitChanges();
}
((List <product_categories>)Txt_Category.Properties.DataSource).Add(newObject);
e.Handled = true;
}
}
public override void New()
{
categoy = new product_categories();
base.New();
}
