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Articles tagged with "jquery"

Upgrading jQuery 1.x to version 3.x

I was recently tasked with upgrading jQuery from 1.9 all the way up the latest version of 3.x (3.4). And I seriously thought “There is no way jQuery is on version 3 already!”. How wrong I was. Thankfully I wasn’t the only one thinking this, a few of my colleagues were on my wavelength too! So yes, jQuery is really on 3.x and 1.x is actually really, really old! This article aims to help those of you in the same situation as me with some of the common pitfalls you may encounter. Some of this is semi-specific to Drupal 7...

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Show elements with form #states when values do not match

17th Jan 2017

I've previously written about dynamic forms in Drupal, using #states to show or hide input boxes depending on other inputs. Since then, Drupal 7 and 8 have both got the ability to combine conditions with OR and XOR operators. This makes it possible to apply changes when a form element's value does not equal something, which is not obvious at all.

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Multiple conditions for dynamic forms in Drupal 7

5th Jul 2011

Here's a quick follow-up to my original post on Dynamic forms in Drupal 7, as a reply to Wappie08, who asked me about combining conditions in the #states array to add increased control over the display of your form elements.

The question:


Hi James Williams, I read your blog post about d7 & #states in the FAPI which is really cool! One problem is that the information is also listed in the drupal.org example module, I was missing one important extra hint: how can you make an IF statement?


I mean:

IF field_1 is '1' or...

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Quick Guide to using drupal_add_tabledrag and enjoying jquery drag and drop loveliness

6th Mar 2009

We are finding that the feature exciting most end users in Drupal 6 is the lovely new jquery based drag and drop, as seen on the blocks and menu edit pages - we will be quite happy never have to explain the concept of "weights" again. The best news is that you can add this functionality to your own forms for free - and here is how.

Build and theme the form


We are assuming your vaguely familiar with the form API - you can brush up here http://api.drupal.org/api/file/developer/topics/forms_api.html - so we won't go into too much detail here...

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