Hi there,
your problem seems to be quite simple. See below.
On 16/01/2008, at 5:12 PM, Yung-Luen Lan wrote:
========================
protected Sale sale;
private NSArray saleRecords;
public NSArray sales() {
// keep the list of records consistent by keeping them in memory.
if (saleRecords == null) {
saleRecords = EOUtilities.objectsForEntityNamed(theSession
().defaultEditingContext(), "Sale");
/* Filter the array with some EOQualifier.filteredArrayWithQualifier
(sales, EOQualifier), snip */
EOSortOrdering sort = EOSortOrdering.sortOrderingWithKey("created",
EOSortOrdering.CompareDescending );
saleRecords = EOSortOrdering.sortedArrayUsingKeyOrderArray(sales,
new NSArray(sort));
}
}
public WOComponent download()
{
MyDownloader n = (MyDownloader)pageWithName("MyDownloader");
n.setFile(sale.file());
n.setFilename(sale.canonicalFileName());
return n;
}
/** Add a refresh action to your page to update the list */
public WOComponent refresh()
{
saleRecords = null;
return this;
}
}
with regards,
--
Lachlan Deck
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