On Jul 20, 2011, at 7:12 PM, Kevin wrote: > > On Jul 18, 2011, at 4:35 PM, Simon wrote: > >>>> Have you tried using ERXBatchFetching stuff? >>>> >>>> I use ERXBatchingDisplayGroup for large pages and it has worked well. >>> >>> No I haven't. When it works, the page loads pretty quickly, faster than I >>> would have expected. If I can just track down what causes the occasional >>> hang and fix that, then everyone will be happy. >> >> we **always** use ERXBatchingDisplayGroup - doesn't matter if we're >> intend to fetch 5 objects or 50,000. >> >> we just assume that one day that someone will fetch 500,000 and hence >> we might as well get it right from the start... > > Probably a good idea. This particular scenario really shouldn't happen > according to the design spec. I know what you're thinking. :-) > > There is a list of items that can be selected. Normally the list is a few to > tens of items. It was decided later by the site owner that the admin user > should be able to enter items for any customer. So they ended up with a very > large list. I could split it or have a menu to go by letter or some kind of > search thing, but then it might end up being more cumbersome. It's actually > very easy to use with a really long list, just takes a bit to load the first > time. > > It would be cool if the page could sort of dynamically load 50 items at a > time onto the page so that the list came up quicker but continued to load > items while they scrolled down. I bet that could be done with some ajax > goodness, but I haven't used any of it, and this client is cheap so if I told > them they'd need to pay for the time it wouldn't get approved anyway.
There is nothing in Ajax.framework that is quite that fancy. -- Chuck Hill Senior Consultant / VP Development Practical WebObjects - for developers who want to increase their overall knowledge of WebObjects or who are trying to solve specific problems. http://www.global-village.net/products/practical_webobjects
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