Allow only one master row expanded = true;
aspxGridView 'da bir kolonu sadece update yapılırken kilitlemek istersek ;
protected void grid_Company_CellEditorInitialize(object sender, DevExpress.Web.ASPxGridViewEditorEventArgs e)
{
if (e.Column.FieldName == "Code")
{
e.Editor.ReadOnly = !((ASPxGridView)sender).IsNewRowEditing; ;
}
}