Classes, traits, and interfaces - 10.3.x - drupal

Introduction to classes

A lot of the PHP code in Drupal is object oriented (OO), making use of PHP classes, interfaces, and traits. See the Objected-oriented programming conventions for more information.

See also

Objected-oriented programming conventions

File

core/core.api.php, line 1518

Name Deprecated Object type Namespace File name Summary Direct uses Use statements Strings
SystemBrandingOffCanvasForm class Drupal\system\Form core/modules/system/src/Form/SystemBrandingOffCanvasForm.php The settings_tray form handler for the SystemBrandingBlock. 1
SystemBreadcrumbBlock class Drupal\system\Plugin\Block core/modules/system/src/Plugin/Block/SystemBreadcrumbBlock.php Provides a block to display the breadcrumbs.
SystemCompactLink class Drupal\Core\Render\Element core/lib/Drupal/Core/Render/Element/SystemCompactLink.php Provides a link to show or hide help text on administration pages.
SystemConfigFormTest class Drupal\Tests\system\Functional\Form core/modules/system/tests/src/Functional/Form/SystemConfigFormTest.php Tests the SystemConfigFormTestBase class.
SystemConfigFormTestForm class Drupal\form_test core/modules/system/tests/modules/form_test/src/SystemConfigFormTestForm.php Tests the ConfigFormBase class. 1
SystemConfigSubscriber class Drupal\system core/modules/system/src/SystemConfigSubscriber.php System Config subscriber. 2
SystemController class Drupal\system\Controller core/modules/system/src/Controller/SystemController.php Returns responses for System routes.
SystemDateSettingsUpdateTest class Drupal\Tests\system\Functional\Update core/modules/system/tests/src/Functional/Update/SystemDateSettingsUpdateTest.php Tests system.date:country.default and system.date:timezone.default values.
SystemFunctionsLegacyTest class Drupal\Tests\system\Kernel\System core/modules/system/tests/src/Kernel/System/SystemFunctionsLegacyTest.php Tests the deprecations in the system module.
SystemInfoController class Drupal\system\Controller core/modules/system/src/Controller/SystemInfoController.php Returns responses for System Info routes.
SystemListingCrossProfileCompatibleTest class Drupal\Tests\drupal_system_listing_compatible_test\Kernel core/profiles/testing/modules/drupal_system_listing_compatible_test/tests/src/Kernel/SystemListingCrossProfileCompatibleTest.php Verifies that tests in installation profile modules are found.
SystemListingTest class Drupal\Tests\system\Kernel\Common core/modules/system/tests/src/Kernel/Common/SystemListingTest.php Tests scanning system directories in drupal_system_listing().
SystemLocalTasksTest class Drupal\Tests\system\Unit\Menu core/modules/system/tests/src/Unit/Menu/SystemLocalTasksTest.php Tests existence of system local tasks.
SystemMainBlock class Drupal\system\Plugin\Block core/modules/system/src/Plugin/Block/SystemMainBlock.php Provides a 'Main page content' block.
SystemManager class Drupal\system core/modules/system/src/SystemManager.php System Manager Service. 2 2
SystemMenuBlock class Drupal\system\Plugin\Derivative core/modules/system/src/Plugin/Derivative/SystemMenuBlock.php Provides block plugin definitions for custom menus. 1
SystemMenuBlock class Drupal\system\Plugin\Block core/modules/system/src/Plugin/Block/SystemMenuBlock.php Provides a generic Menu block. 1 1
SystemMenuBlockTest class Drupal\Tests\system\Kernel\Block core/modules/system/tests/src/Kernel/Block/SystemMenuBlockTest.php Tests \Drupal\system\Plugin\Block\SystemMenuBlock.
SystemMenuNavigationBlock final class Drupal\navigation\Plugin\Derivative core/modules/navigation/src/Plugin/Derivative/SystemMenuNavigationBlock.php Provides navigation block plugin definitions for custom menus. 1
SystemMenuOffCanvasForm class Drupal\system\Form core/modules/system/src/Form/SystemMenuOffCanvasForm.php The setting_tray form handler for the SystemMenuBlock. 1
SystemMessagesBlock class Drupal\system\Plugin\Block core/modules/system/src/Plugin/Block/SystemMessagesBlock.php Provides a block to display the messages.
SystemPoweredByBlock class Drupal\system\Plugin\Block core/modules/system/src/Plugin/Block/SystemPoweredByBlock.php Provides a 'Powered by Drupal' block.
SystemTestController class Drupal\system_test\Controller core/modules/system/tests/modules/system_test/src/Controller/SystemTestController.php Controller routines for system_test routes. 1
SystemUpdate7000 class Drupal\system\Plugin\migrate\process\d6 core/modules/system/src/Plugin/migrate/process/d6/SystemUpdate7000.php Rename blog and forum permissions to be consistent with other content types.
TabbableShimDialogIntegrationTestController class Drupal\tabbable_shim_test\Controller core/modules/system/tests/modules/tabbable_shim_test/src/Controller/TabbableShimDialogIntegrationTestController.php For testing the jQuery :tabbable shim as used in a dialog.
TabbableShimTestController class Drupal\tabbable_shim_test\Controller core/modules/system/tests/modules/tabbable_shim_test/src/Controller/TabbableShimTestController.php For testing the jQuery :tabbable shim.
TabbingManagerTestController class Drupal\tabbingmanager_test\Controller core/modules/system/tests/modules/tabbingmanager_test/src/Controller/TabbingManagerTestController.php For testing the Tabbing Manager.
Table class Drupal\Core\Render\Element core/lib/Drupal/Core/Render/Element/Table.php Provides a render element for a table. 2 1
Table class Drupal\views\Plugin\views\style core/modules/views/src/Plugin/views/style/Table.php Style plugin to render each item as a row in a table. 1
TableDragTest class Drupal\FunctionalJavascriptTests\TableDrag core/tests/Drupal/FunctionalJavascriptTests/TableDrag/TableDragTest.php Tests draggable table. 1 1
TableDragTestForm class Drupal\tabledrag_test\Form core/modules/system/tests/modules/tabledrag_test/src/Form/TableDragTestForm.php Provides a form for draggable table testing. 1 1
TabledragWarningCommand class Drupal\Core\Ajax core/lib/Drupal/Core/Ajax/TabledragWarningCommand.php AJAX command for conveying changed tabledrag rows. 1
TableFormatter class Drupal\file\Plugin\Field\FieldFormatter core/modules/file/src/Plugin/Field/FieldFormatter/TableFormatter.php Plugin implementation of the 'file_table' formatter.
TableMappingInterface interface Drupal\Core\Entity\Sql core/lib/Drupal/Core/Entity/Sql/TableMappingInterface.php Provides a common interface for mapping field columns to SQL tables. 1 3
Tables class Drupal\Core\Entity\Query\Sql core/lib/Drupal/Core/Entity/Query/Sql/Tables.php Adds tables and fields to the SQL entity query. 1 1
Tables class Drupal\workspaces\EntityQuery core/modules/workspaces/src/EntityQuery/Tables.php Alters entity queries to use a workspace revision instead of the default one.
Tableselect class Drupal\Core\Render\Element core/lib/Drupal/Core/Render/Element/Tableselect.php Provides a form element for a table with radios or checkboxes in left column. 1
TableSelectTest class Drupal\Tests\Core\Render\Element core/tests/Drupal/Tests/Core/Render/Element/TableSelectTest.php @coversDefaultClass \Drupal\Core\Render\Element\Tableselect[[api-linebreak]] @group Render
TablesInterface interface Drupal\Core\Entity\Query\Sql core/lib/Drupal/Core/Entity/Query/Sql/TablesInterface.php Adds tables and fields to the SQL entity query. 1
TableSort class Drupal\Core\Utility core/lib/Drupal/Core/Utility/TableSort.php Provides a class for table sorting processing and rendering. 5
TableSortExtender class Drupal\core_fake\Driver\Database\CoreFakeWithAllCustomClasses core/tests/fixtures/database_drivers/module/core_fake/src/Driver/Database/CoreFakeWithAllCustomClasses/TableSortExtender.php CoreFakeWithAllCustomClasses implementation of \Drupal\Core\Database\Query\TableSortExtender.
TableSortExtender class Drupal\Core\Database\Query core/lib/Drupal/Core/Database/Query/TableSortExtender.php Query extender class for tablesort queries. 1 5
TableSortExtenderTest class Drupal\KernelTests\Core\Render\Element core/tests/Drupal/KernelTests/Core/Render/Element/TableSortExtenderTest.php Tests table sorting.
TableTest class Drupal\KernelTests\Core\Render\Element core/tests/Drupal/KernelTests/Core/Render/Element/TableTest.php Tests built-in table theme functions.
TableTest class Drupal\Tests\ckeditor5\FunctionalJavascript core/modules/ckeditor5/tests/src/FunctionalJavascript/TableTest.php For testing the table plugin.
Tag class Drupal\views\Plugin\views\cache core/modules/views/src/Plugin/views/cache/Tag.php Simple caching of query results for Views displays.
TaggedHandlersPass class Drupal\Core\DependencyInjection\Compiler core/lib/Drupal/Core/DependencyInjection/Compiler/TaggedHandlersPass.php Collects services to add/inject them into a consumer service. 2
TaggedHandlersPassTest class Drupal\Tests\Core\DependencyInjection\Compiler core/tests/Drupal/Tests/Core/DependencyInjection/Compiler/TaggedHandlersPassTest.php @coversDefaultClass \Drupal\Core\DependencyInjection\Compiler\TaggedHandlersPass[[api-linebreak]] @group DependencyInjection
TaggedWithTest class Drupal\Tests\views\Functional\Wizard core/modules/views/tests/src/Functional/Wizard/TaggedWithTest.php Tests the ability of the views wizard to create views filtered by taxonomy.
TaggingTest class Drupal\KernelTests\Core\Database core/tests/Drupal/KernelTests/Core/Database/TaggingTest.php Tests the tagging capabilities of the Select builder.

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