Hi Nguyen, Just wanted to point out that the problem was not mine. I was answering the question of the original poster in a very broad, high-level sense. It wasn't a question... ;-) On Feb 22, 2011 4:11 PM, "Justin Anderson" <[email protected]> wrote: > This is a side-effect of view recycling... You have to create some sort of > caching mechanism. When your adapter's getVIew() method you then consult > the cache and set the checkbox state accordingly. > > It is a bit of a pain, but as you said in your post... if you don't use view > recycling then the performance suffers. This caching mechanism is a small > price to pay to gain the extra performance benefits of view recycling. > > Hope that helps, > Justin > > On Mon, Feb 21, 2011 at 9:25 PM, nidroid <[email protected]> wrote: > >> I am facing a very strange behaviour in my ListView, I have a ListView with >> some check boxes, when I try to check any box slowly everything works fine. >> But when I try to check / uncheck this check box something weird starts >> happening like there are 6 items visible at a time on a list view , so If I >> rapidly check/uncheck first item of the list then last (sixth element) also >> gets affected, similarly on second item 5th item also gets affected, and on >> 3rd item 4th item gets affected, I have debugged the same and found that the >> event which I am trying to tap on first item is getting associated with the >> 6th item itself and hence the 6th item is getting affected. >> >> As we know the list adapter doesn't creates the view of the same 6 items >> everytime instead it just binds with the existing view everytime, so if i >> create a new view and binds the adapter with this new View everything works >> fine, but that leads to a very slow performance. >> >> So Please help me with the same. >> >> Thanks in advance >> Rahul >> >> -- >> You received this message because you are subscribed to the Google >> Groups "Android Developers" group. >> To post to this group, send email to [email protected] >> To unsubscribe from this group, send email to >> [email protected] >> For more options, visit this group at >> http://groups.google.com/group/android-developers?hl=en
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