Thank you, Eric! It works!

Now I know what fieldmangler is for. I just thought button can do all the 
job. Like for setting filed value: 
<$button set="!!status" setTo="completed">Complete!</$button>


On Wednesday, April 8, 2015 at 11:52:33 PM UTC+3, Eric Shulman wrote:
>
> On Wednesday, April 8, 2015 at 12:54:48 PM UTC-7, Dmitry Skopa wrote:
>>
>> Let's take a task list example:
>> <ul>
>>   <$list filter="[!is[system]tag[tasks]!tag[done]sort[-modified]]">
>>     <li>
>>       <$button class="btn-invisible" message="tw-add-tag" 
>> param="done">Done!</$button>
>>       <$link to={{!!title}}><$view field="title"/></$link>
>>     </li>
>>   </$list>
>> </ul>
>> The button "Done!" does nothing here. What should I change?
>>
>
> 1) change "tw-add-tag" to "tm-add-tag".  Since the original posting of the 
> example, the prefix on core-defined messages was changed from "tw-" to 
> "tm-". 
> 2) Similarly, you should also change "btn-invisible" to "tc-btn-invisible" 
> because core-defined CSS class names now have a "tc-" prefix.
> 3) You also need to wrap the button inside a <$fieldmangler>...
> </$fieldmangler> widget.  This will 'catch' the tm-add-tag message sent 
> from the button, and then add the tag value (the 'param' of the message) to 
> the current tiddler.
>
> let me know how it goes,
>
> enjoy,
> -e
> Eric Shulman
> TiddlyTools / ELS Design Studios
>
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