function hook_layout_alter in Drupal 9

Same name and namespace in other branches

1. 8 core/core.api.php \hook_layout_alter()
2. 10 core/core.api.php \hook_layout_alter()

Allow modules to alter layout plugin definitions.

Parameters

\Drupal\Core\Layout\LayoutDefinition[] $definitions: The array of layout definitions, keyed by plugin ID.

Related topics

2 functions implement hook_layout_alter()

Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.

field_layout_test_layout_alter in core/modules/field_layout/tests/modules/field_layout_test/field_layout_test.module

Implements hook_layout_alter().

layout_builder_plugin_filter_layout_alter in core/modules/layout_builder/layout_builder.module

Implements hook_plugin_filter_TYPE_alter().

File

core/core.api.php, line 2164

Documentation landing page and topics, plus core library hooks.

Code

function hook_layout_alter(&$definitions) {

  // Remove a layout.
  unset($definitions['twocol']);
}