Experimental Physics and Industrial Control System
> But as for your basic question how to pro grammatically refresh the display,
> the same as using the "Refresh" option from the context menu, you could do
> this from a script:
>
> from org.csstudio.opibuilder.scriptUtil import ScriptUtil
> ScriptUtil.executeEclipseCommand("org.eclipse.ui.file.refresh")
>
> -Kay
That solved the problem. The Text Input widgets update with their new values
> I'm not quite sure what you're trying to do here.
> Does your IOC require you to write several PVs "at the same time"?
> Like a "start", "stepsize" and "end" parameter that all need to be written
> concurrently whenever one of them changes?
> ==> The underlying Channel Access protocol doesn't support such an
> operation. It can only write PVs one by one.
> If you really need to write several parameters "at once", you need to write
> an array value.
>
The IOC holds the values e.g. "start", "stepsize" and "end" parameters as separate PVs. A fourth PV triggers Stream Device to write those three PVs over TCP/IP to the "backend hardware" in one transaction.
Iain.
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