Re: How to access menu choice strings inside record support

[Till Straumann <strauman@slac.stanford.edu>]

Have a look at

db/dbConvert.c: getMenuString()

this is a non-public routine but it's simple and you can extract
the relevant code/idea from there.

HTH
- Till

On 12/13/2012 02:12 PM, Zhang, Dehong wrote:
> Hi,
>
> I am writing a custom record to deal with a particular hardware.  This
> hardware has a few different operation modes, which are represented
> with a set of name strings, not numbers.  We can talk to it to get or set this
> mode, with strings.
>
> The problem is, when a choice is made, we get a menu choice number.
> Then I will need to find the corresponding name string, to write to the
> hardware; on the other direction, when I query the hardware to find its
> current mode, I get back a string.  Then I need to find the corresponding
> choice number to set the button properly.
>
> All these name strings are defined in the menu definition.  How can I
> access them inside the record support?  Without having to declare
> an array of strings, beside the menu definition?
>
> Thanks much for your advices!  Best regards,
> Dehong