drupal/core/modules/views_ui/js/dialog.views.js

92 lines
2.7 KiB
JavaScript

/**
* @file
* Views dialog behaviors.
*/
(function ($, Drupal, drupalSettings, bodyScrollLock) {
function handleDialogResize(e) {
const $modal = $(e.currentTarget);
const $viewsOverride = $modal.find('[data-drupal-views-offset]');
const $scroll = $modal.find('[data-drupal-views-scroll]');
let offset = 0;
let modalHeight;
if ($scroll.length) {
// Add a class to do some styles adjustments.
$modal.closest('.views-ui-dialog').addClass('views-ui-dialog-scroll');
// Let scroll element take all the height available.
$scroll.each(function () {
Object.assign(this.style, {
overflow: 'visible',
height: 'auto',
});
});
modalHeight = $modal.height();
$viewsOverride.each(function () {
offset += $(this).outerHeight();
});
// Take internal padding into account.
const scrollOffset = $scroll.outerHeight() - $scroll.height();
$scroll.height(modalHeight - offset - scrollOffset);
// Reset scrolling properties.
$modal.each(function () {
this.style.overflow = 'hidden';
});
$scroll.each(function () {
this.style.overflow = 'auto';
});
}
}
/**
* Functionality for views modals.
*
* @type {Drupal~behavior}
*
* @prop {Drupal~behaviorAttach} attach
* Attaches modal functionality for views.
* @prop {Drupal~behaviorDetach} detach
* Detaches the modal functionality.
*/
Drupal.behaviors.viewsModalContent = {
attach(context) {
$(once('viewsDialog', 'body')).on(
'dialogContentResize.viewsDialog',
'.ui-dialog-content',
handleDialogResize,
);
// When expanding details, make sure the modal is resized.
$(once('detailsUpdate', '.scroll', context)).on(
'click',
'summary',
(e) => {
$(e.currentTarget).trigger('dialogContentResize');
},
);
},
detach(context, settings, trigger) {
if (trigger === 'unload') {
$(once.remove('viewsDialog', 'body')).off('.viewsDialog');
}
},
};
/**
* Binds a listener on dialog creation to handle Views modal scroll.
*
* @param {jQuery.Event} e
* The event triggered.
* @param {Drupal.dialog~dialogDefinition} dialog
* The dialog instance.
* @param {jQuery} $element
* The jQuery collection of the dialog element.
*/
$(window).on('dialog:aftercreate', (e, dialog, $element) => {
const $scroll = $element.find('.scroll');
if ($scroll.length) {
bodyScrollLock.unlock($element.get(0));
bodyScrollLock.lock($scroll.get(0));
}
});
})(jQuery, Drupal, drupalSettings, bodyScrollLock);