>I have to write a system which will read some DBF from server and display certain info on a form.. I need to refresh the display once per 5 second to ensure it's showing the latest info..
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>There is another system using those DBF, my job actually is to display the working result of that another system..
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>But, besides displaying data, the form also have to provide some functions to users and let them modify part of the DBF..
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>My problem is, I don't know how to read the DBF once per 5 second, at the same time allow users to use the form to do their other jobs.. any suggestion or readings please?
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>Thank in advance for any help!

Jimi,
Include a timer class in your form, set it to fire every 5 seconds and have it execute ThisForm.refresh and any other code you might need to refresh your displays.