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web service advice

Good Morning All

 

I have spent quite some time looking on the forum and the NI sight for help with the web services, and now would like to ask some advice. I tried the demo from the NI website (adder) and it worked.

 

I have a VI which simply displays data, both in a table and graphically with slow update rate (about 20 times per day). Also a short mpeg movie can be shown (about 30 seconds worth). The FP has a number of tabbed pages to show the different displays.

 

I would like to publish the FP display to the web, so that any browser, anywhere can be used to look at the FP, and use the tabs on the FP.

 

The vi and all associated files (mpeg, subvi's etc) will live on an exclusive server. There will be no user input required, EXCEPT for the tab control

 

Is this the type of application that is suited to the NI web services?

Is the RTE required to be installed with the vi's?

Will the tab controls and the update of the data be fully functional (same as running the vi on a desktop vi)?

 

Any extra advice will be gratefully received.

 

Regards

Ray

 

 

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Hi Ray,

 

The application you're describing will lend itself well to web services, I think. The thing is, web service require building the UI separately from the webservice that is publishing the data. We've very recently (last week) started piloting our own UI Builder, which you can find out more about here: http://www.ni.com/uibuilder/  You could also build a web page that calls your web service in a third party web development tool (think GoLive or Dreamweaver) and call into your web service.

 

For any other users reading this, the quick demonstration of the process of building a web service Ray's referring to is here: http://zone.ni.com/reference/en-XX/help/371361G-01/lvhowto/build_web_service/ 

 

You will note that web service do not allow a user direct access to the front panel. Rather, the UI must call into available data sources on the web service.

 

Remote front panels do allow for viewing of the FP from another network location, but do not have the browser flexibility of web services. It should be noted that our UI builder requires the Microsoft Silverlight plugin to operate in the browser calling them. UIs you build with other tools will have the dependencies you choose when crafting them.

 

Hopefully this gives you a jumping off point, feel free to post back if exploring the links doesn't prove instructive. Notably, there is a forum linked on the UI Builder page that might be worth exploring/posting to for you.

Verne D. // Software R&D // National Instruments
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Thanks Verne

I've actually registered an account for the ui builder and am working through the tutorials (thanks to heads-up from Dennis Knutson)

 

Thanks for your interest in my project.

 

Regards

Ray

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