On Tuesday, January 3, 2017 at 1:35:51 AM UTC-8, Dave S wrote:
>
> I have an SQLFORM where I wanted the value of field 3 to depend on the
> value of field 2, sort of like cascading autocompletes, but not quite.
> Field 3 was going to be populated with the length of the string in Field
> 2, so I tried adding to my view
>
> <script>
> jQuery(document).ready(function(){
> jQuery(''#QM_Len__label'').click(function(){jQuery('#QM_Len__label').
> val(jQuery("#QM_Mint__label").length)});
> });
> </script>
>
> This didn't seem to do anything. Obviously I wasn't completely
> understanding the autocomplete example in Chapter 11, nor other posts in
> this forum. What was I missing? Also, I should be able to use
> jQuery.focus() in place of jQuery.click(), yes?
>
Ah, I found that I needed to strip the "__label" ; I had drilled in
not-carefully-enough when using inspect-element in the browser.
> Note: For this specific issue, I have found that making Field 3 a
> computed field in my qm-db.py definitions works quite well, but I think I
> may run into other situations where having the answer to this will make
> those easier to handle.
>
> [There's a second question, but I think I can handle it by defining a
> custom validator. I may want to have equivalent validation on the browser
> side, though, so I may be back with Q2 later.]
>
>
And this one was covered by "IS_MATCH", because the input was to be
arbitrary combinations of 'x', 'd', and 'p' used as a string.
> Thanks.
>
> /dps
>
For the record.
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