private void ButtonAddMapping_Click(object sender, EventArgs e)
{
SupplierRegion suppRegion = new SupplierRegion {
Region_Code = TextEditCode.Text
};
_selectedRecord.SupplierRegion.Add(suppRegion);
BindSupplierRegion();
GridViewSupplierRegion.FocusedRowHandle = BindingSourceSupplierRegion.Count - 1;
}
private void ButtonDeleteMapping_Click(object sender, EventArgs e)
{
if (GridViewSupplierRegion.FocusedRowHandle >= 0)
{
SupplierRegion suppRegion = (SupplierRegion)GridViewSupplierRegion.GetFocusedRow();
//Removing from the collection just removes the object from its parent, but does not mark
//it for deletion, effectively orphaning it. This will cause foreign key errors when saving.
//To flag for deletion, delete it from the context as well.
_selectedRecord.SupplierRegion.Remove(suppRegion);
_context.SupplierRegion.DeleteObject(suppRegion);
BindSupplierRegion();
}
}
private void FinalizeBindings()
{
BindingSource.EndEdit();
GridViewSupplierRegion.CloseEditor();
GridViewSupplierRegion.UpdateCurrentRow();
//Set the city code for each mapping just in case
for (int rowCtr = 0; rowCtr < GridViewSupplierRegion.DataRowCount; rowCtr++)
{
SupplierRegion suppRegion = (SupplierRegion)GridViewSupplierRegion.GetRow(rowCtr);
suppRegion.Region_Code = TextEditCode.Text;
}
BindingSourceSupplierRegion.EndEdit();
}
