private void BarButtonItemDown_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
if (_selectedRecord.ID != 0)
{
RelatedProduct nextProduct = (RelatedProduct)GridViewLookup.GetRow(GridViewLookup.FocusedRowHandle + 1);
nextProduct.Position -= 1;
_selectedRecord.Position += 1;
}
}
private void BarButtonItemUp_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
if (_selectedRecord.Position == null || _selectedRecord.Position > 0)
{
var prior = GridViewLookup.GetRow(GridViewLookup.FocusedRowHandle - 1);
if (prior != null)
{
RelatedProduct priorProduct = (RelatedProduct)prior;
if (priorProduct.Product_Code == _selectedRecord.Product_Code && priorProduct.Product_Type == _selectedRecord.Product_Type &&
priorProduct.Position != null)
{
priorProduct.Position += 1;
}
if (_selectedRecord.Position != null)
{
_selectedRecord.Position -= 1;
}
}
}
}