[pmwiki-users] PreviewChanges: Show only on demand?

Oliver Betz list_ob at gmx.net
Tue Feb 11 02:18:51 CST 2014


Petko Yotov wrote:

>You can add a checkbox to Site.EditForm like this:
>
>   (:input checkbox previewchanges:) Preview changes
>
>Then in config.php, use:
>
>  if(@$_REQUEST['previewchanges']>'')
>    include_once("$FarmD/cookbook/previewchanges.php");

since it takes two clicks to get the diff each time (the checkbox
state isn't preserved), I decided to use the button version.

>To have a new button instead of a checkbox, in Site.EditForm:
>
>  (:input submit preview "Show changes":)
>
>Then in config.php:
>
>  if(@$_REQUEST['preview']=='Show changes') # same label as the button
>    include_once("$FarmD/cookbook/previewchanges.php");

Looking at forms.php (and not 100% understanding), I just was not sure
whether there are side effects.

>> BTW: forms.php contains code for "e_resetbutton", does anybody know
>> what it is good for?
>
>If a "reset" button is pressed, all form fields are reset to their default  
>content (before any changes).

Thanks, I should have looked at forms.php before asking.

Oliver
-- 
Oliver Betz, Munich http://oliverbetz.de/




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