New answers tagged forms
0
votes
Call #ajax when a checkbox is checked or unchecked
Its been too long with 7 that I don't recall all the innerworkings of #ajax with forms, but I wound up just building a new form and returning that. Now it works every single time. Likely not the best ...
- 26.9k
0
votes
How to get checkboxes values in a form?
Sometimes when using $form_state->getValue() you can end up with the first checkbox as checked even if it isn't checked, getUserInput() is more accurate.
What you can do instead is this:
$selection ...
3
votes
Accepted
Replacement for hook_user_presave() for saving values captured in the user form to the user profile
As pointed out from @cilefen, the $edit parameter has been removed from the parameter passed to hook_user_presave(), which (starting from Drupal 8) is now documented under hook_ENTITY_TYPE_presave(). $...
- 95k
0
votes
Default value of a 'managed file' field
Simple settings form with Managed file field with default value:
Config file form:
public function buildForm(array $form, FormStateInterface $form_state) {
$config = $this->config('bk.settings');
...
- 429
0
votes
How to identify ajax request in the exposed form of the View?
This hook seems to be not very useful in a Views context. You don't get much information, not even the view name. In an Ajax request Views removes any POST data from the request before executing the ...
- 90.4k
0
votes
remove "last saved" and "author" fields in from
I had the same problem with claro and a group content node edit form.
These did NOT work
https://www.drupal.org/project/simplify/issues/3207027
https://drupal.stackexchange.com/a/134540/14822 (...
- 169
0
votes
How do I alter the form submission handler?
On Drupal 8 or 9 it's almost the same solution :
Add a hook in a custom module file and a custom function :
File my_module.module :
<?php
use Drupal\Core\Form\FormStateInterface;
/**
* ...
- 423
0
votes
How add conditional required field
For required state you have to target the actual input as mentioned in Drupal documentation
Example:
$form['field_name']['widget']['0']['target_id'['#states'] = [
'required' => [
':input[name=...
- 1
0
votes
Accepted
How can I avoid fields being disabled on AJAX requests (attribute disabled) in Drupal?
I ended up with this solution
// Disable [disabled] attribute on the input.
const defaultBeforeSend = Drupal.Ajax.prototype.beforeSend;
Drupal.Ajax.prototype.beforeSend = ...
- 266
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