This works well for me, but rather then entering a "0" when unchecked is it 
possible to remove the index and value from the data tiddler?

On Monday, 30 May 2016 20:36:47 UTC+1, Eric Shulman  wrote:
> On Sunday, May 29, 2016 at 2:49:13 PM UTC-7, Mark Armitage wrote:
> I would like to have a single tiddler which holds a data dictionary, say:
> TEST
> 
>    AA:1
>    BB:0
>    CC:0
> Then in another tiddler, have a checkbox that gets it's value from the data 
> dictionary (TEST), so say:
> 
> CB
> 
>   [x] AA
>   [ ] BB
> I think that it should be something like {{TEST##AA}} and if the value is 1 
> then check the box, otherwise uncheck it.
> 
> 
> The $checkbox widget only supports toggle of tags or field values.  You can, 
> however, achieve the effect you want, by creating a macro that uses $reveal, 
> $button and $action-setfield (along with a little bit of HTML), like this:
> 
> 
> 
> \define toggleindex(tid,name,label)
> <$reveal state="""$tid$##$name$""" type="nomatch" text="1">
>    <$button class="tc-btn-invisible"> <input type="checkbox">$label$
>       <$action-setfield $tiddler="""$tid$""" $index="""$name$""" $value="1"/>
>    </$button>
> </$reveal>
> <$reveal state="""$tid$##$name$""" type="match" text="1">
>    <$button class="tc-btn-invisible"> <input type="checkbox" 
> checked="checked">$label$
>       <$action-setfield $tiddler="""$tid$""" $index="""$name$""" $value="0"/>
>    </$button>
> </$reveal>
> \end
> 
> 
> Place the above in a tiddler (e.g., "$:/macros/tiddlytools/toggleindex"), and 
> tag it with "$:/tags/Macro".
> 
> 
> To use the macro, write something like:
> 
> 
> <<toggleindex "SomeTiddler" "somename" "click here to toggle">>
> 
> enjoy,
> -e
> Eric Shulman
> TiddlyTools / ELS Design Studios
> InsideTiddlyWiki: The Missing Manuals

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