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how to refresh listView

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This is a migrated thread and some comments may be shown as answers.
Mike
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Mike asked on 16 Apr 2012, 08:14 PM
I have a listView bound to a dataSource (external JSON).

I would like to trigger the following actions:
 - On an external trigger event
1. clear the existing listView
2. read a new dataSource

Can anyone advise on how to do this...?

No answers yet. Maybe you can help?

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