Note: this list is generated by looking for the string for this theme hook, so it may include some references that are not actually using this theme hook.

ajax_command_redirect in core/includes/ajax.inc
Provides an AJAX command to set the window.location, loading that URL.
ajax_example_progressbar_form in modules/examples/ajax_example/ajax_example_progressbar.inc
Implements hook_FORMID().
ajax_pre_render_element in core/includes/ajax.inc
Adds Ajax information about an element to communicate with JavaScript.
BackdropWebTestCase::backdropPostAJAX in core/modules/simpletest/backdrop_web_test_case.php
Execute an Ajax submission.
BackdropWebTestCase::checkForMetaRefresh in core/modules/simpletest/backdrop_web_test_case.php
Check for meta refresh tag and if found call backdropGet() recursively. This function looks for the http-equiv attribute to be set to "Refresh" and is case-sensitive.
BackdropWebTestCase::handleForm in core/modules/simpletest/backdrop_web_test_case.php
Handle form input related to backdropPost(). Ensure that the specified fields exist and attempt to create POST data in the correct manner for the particular field type.
BackdropWebTestCase::setUp in core/modules/simpletest/backdrop_web_test_case.php
Sets up a Backdrop site for running functional and integration tests.
backdrop_add_feed in core/includes/common.inc
Adds a feed URL for the current page.
backdrop_common_theme in core/includes/common.inc
Provides theme registration for themes across .inc files.
backdrop_override_server_variables in core/includes/bootstrap.inc
Sets appropriate server variables needed for command line scripts to work.
batch_process in core/includes/form.inc
Processes the batch.
BootstrapOverrideServerVariablesTestCase::testBackdropOverrideServerVariablesProvidedURL in core/modules/simpletest/tests/bootstrap.test
Test providing a direct URL to to backdrop_override_server_variables().
ckeditor5_image_upload in core/modules/ckeditor5/ckeditor5.pages.inc
Menu callback; Saves images uploaded via copy/paste into the editor.
ckeditor_image_upload in core/modules/ckeditor/ckeditor.pages.inc
Menu callback; Saves images uploaded via copy/paste into the editor.
comment_form in core/modules/comment/comment.module
Form constructor for the basic commenting form.
comment_tokens in core/modules/comment/comment.tokens.inc
Implements hook_tokens().
comment_token_info in core/modules/comment/comment.tokens.inc
Implements hook_token_info().
comment_token_info in core/modules/comment/comment.tokens.inc
Implements hook_token_info().
CommonURLWebTestCase::testUrl in core/modules/simpletest/tests/common.test
Test url() with/without query, with/without fragment, absolute on/off and assert all that works when clean URLs are on and off.
DashboardNewsBlock::form in core/modules/dashboard/includes/block.news.inc
DashboardNewsBlock::getContent in core/modules/dashboard/includes/block.news.inc
Return the content of a block.
entity_tokens in core/modules/entity/entity.tokens.inc
Implements hook_tokens().
entity_token_info_alter in core/modules/entity/entity.tokens.inc
Implements hook_token_info_alter().
entity_token_info_alter in core/modules/entity/entity.tokens.inc
Implements hook_token_info_alter().
FeedIconTest::testFeedIconEscaping in core/modules/simpletest/tests/common.test
Check that special characters are correctly escaped. Test for issue #1211668.
FileDownloadTest::checkUrl in core/modules/simpletest/tests/file.test
Download a file from the URL generated by file_create_url().
FileManagedFileElementTestCase::testManagedFileParentsHash in core/modules/file/tests/file.test
Tests file_ajax_upload() parents_hash.
file_manage_form in core/modules/file/file.pages.inc
Page callback: Form constructor for the file manage form.
FormElementTestCase::testPlaceHolderText in core/modules/simpletest/tests/form.test
Tests placeholder text for elements that support placeholders.
FormsTestCase::testRequiredFields in core/modules/simpletest/tests/form.test
Check several empty values for required forms elements.
FormUrlTestCase::testFormUrl in core/modules/simpletest/tests/form.test
Tests that #type 'url' fields are properly validated and trimmed.
form_test_menu in core/modules/simpletest/tests/form_test.module
Implements hook_menu().
form_test_placeholder_test in core/modules/simpletest/tests/form_test.module
Builds a form to test the placeholder attribute.
form_test_url in core/modules/simpletest/tests/form_test.module
Form constructor for testing #type 'url' elements.
hook_theme in core/modules/system/system.api.php
Register a module (or theme's) theme implementations.
ImageStylesPathAndUrlUnitTest::_testImageStyleUrlAndPath in core/modules/image/tests/image.test
Test image_style_url().
InstallerBrowserAdministrationTestCase::setUp in core/modules/installer/tests/installer.test
Sets up a Backdrop site for running functional and integration tests.
installer_browser_fetch_results in core/modules/installer/installer.browser.inc
Fetches results from the server based on the parameters passed in.
installer_manager_download_project in core/modules/installer/installer.manager.inc
Downloads a project given a project url.
installer_manager_install_form in core/modules/installer/installer.manager.inc
Form constructor for the install form of the Installer module.
installer_manager_install_modal_callback in core/modules/installer/installer.manager.inc
AJAX callback to update the add/remove queue on bulk add.
install_configure_form_submit in core/includes/install.core.inc
Form submission handler for install_configure_form().
LinkAttributeCrudTest::testFormatters in core/modules/link/tests/link.attribute.test
Test the link_plain formatter and it's output.
LinkValidateTest::testXss in core/modules/link/tests/link.validate.test
Test if a bad URL will display if validation is disabled.
LinkValidateTest::validateUrl in core/modules/link/tests/link.validate.test
Checks if a URL is valid through the UI.
link_field_info in core/modules/link/link.module
Implements hook_field_info().
link_field_instance_settings_form in core/modules/link/link.module
Implements hook_field_instance_settings_form().
link_field_is_empty in core/modules/link/link.module
Implements hook_field_is_empty().
link_field_process in core/modules/link/link.module
Processes the link type element before displaying the field.
link_field_process in core/modules/link/link.module
Processes the link type element before displaying the field.
link_field_schema in core/modules/link/link.install
Implements hook_field_schema().
link_field_validate in core/modules/link/link.module
Implements hook_field_validate().
link_field_widget_error in core/modules/link/link.module
Implements hook_field_widget_error().
locale_language_negotiation_info in core/modules/locale/locale.module
Implements hook_language_negotiation_info().
menu_tokens in core/modules/menu/menu.tokens.inc
Implements hook_tokens() on behalf of menu.module.
node_tokens in core/modules/node/node.tokens.inc
Implements hook_tokens().
node_token_info in core/modules/node/node.tokens.inc
Implements hook_token_info().
node_token_info in core/modules/node/node.tokens.inc
Implements hook_token_info().
RedirectTestHelper::addRedirect in core/modules/redirect/tests/redirect.test
Add an URL redirection.
redirect_element_validate_redirect in core/modules/redirect/redirect.admin.inc
Element validate handler; validate the redirect of an URL redirect.
redirect_parse_url in core/modules/redirect/redirect.module
Parse URLs into component parts: fragment, query, protocol, and URL.
search-results.tpl.php in core/modules/search/templates/search-results.tpl.php
Default theme implementation for displaying search results.
SimpleTestBrowserTestCase::testGetAbsoluteUrl in core/modules/simpletest/tests/simpletest.test
Test BackdropWebTestCase::getAbsoluteUrl().
system_element_info in core/modules/system/system.module
Implements hook_element_info().
system_tokens in core/modules/system/system.tokens.inc
Implements hook_tokens().
system_token_info in core/modules/system/system.tokens.inc
Implements hook_token_info().
system_token_info in core/modules/system/system.tokens.inc
Implements hook_token_info().
taxonomy_tokens in core/modules/taxonomy/taxonomy.tokens.inc
Implements hook_tokens().
taxonomy_token_info in core/modules/taxonomy/taxonomy.tokens.inc
Implements hook_token_info().
taxonomy_token_info in core/modules/taxonomy/taxonomy.tokens.inc
Implements hook_token_info().
template_preprocess_entity in core/modules/entity/entity.theme.inc
Process variables for entity.tpl.php.
template_preprocess_search_results in core/modules/search/search.theme.inc
Process variables for search-results.tpl.php.
template_preprocess_views_view_row_search in core/modules/search/views/search.views.inc
Template helper for theme_views_view_row_search
theme_feed_icon in core/includes/theme.inc
Returns HTML for a feed icon.
theme_link_field in core/modules/link/link.theme.inc
Formats a link field widget.
theme_link_formatter_link_absolute in core/modules/link/link.theme.inc
Formats a link as an absolute URL.
theme_link_formatter_link_default in core/modules/link/link.theme.inc
Formats a link.
theme_link_formatter_link_domain in core/modules/link/link.theme.inc
Formats a link using the URL's domain for it's link text.
theme_link_formatter_link_label in core/modules/link/link.theme.inc
Formats a link using the field's label as link text.
theme_link_formatter_link_plain in core/modules/link/link.theme.inc
Formats a link (or its title) as plain text.
theme_link_formatter_link_separate in core/modules/link/link.theme.inc
Formats a link as separate title and URL elements.
theme_link_formatter_link_short in core/modules/link/link.theme.inc
Formats a link using "Link" as the link text.
theme_link_formatter_link_url in core/modules/link/link.theme.inc
Formats a link using an alternate display URL for its link text.
theme_more_help_link in core/includes/theme.inc
Returns HTML for a "more help" link.
theme_more_link in core/includes/theme.inc
Returns HTML for a "more" link, like those used in blocks.
theme_node_recent_block in core/modules/node/node.theme.inc
Returns HTML for a list of recent content.
theme_test_init in core/modules/simpletest/tests/theme_test.module
Implements hook_init().
TokenCommentTestCase::testCommentTokens in core/modules/simpletest/tests/token.test
TokenMenuTestCase::testMenuTokens in core/modules/simpletest/tests/token.test
TokenTaxonomyTestCase::testTaxonomyTokens in core/modules/simpletest/tests/token.test
Test the additional taxonomy term tokens.
TokenURLTestCase::testURLTokens in core/modules/simpletest/tests/token.test
update_update_1005 in core/modules/update/update.install
Check for a faulty installer.settings.json and fix it or remove it if needed.
user_tokens in core/modules/user/user.tokens.inc
Implements hook_tokens().
user_token_info in core/modules/user/user.tokens.inc
Implements hook_token_info().
user_token_info in core/modules/user/user.tokens.inc
Implements hook_token_info().
ViewsBlock::prepare in core/modules/views/includes/views.block.inc
Do any processing prior to getTitle() and getContent() being called.
views_handler::sanitize_value in core/modules/views/includes/handlers.inc
Sanitize the value for output.
views_handler_field_node_link::options_form in core/modules/node/views/views_handler_field_node_link.inc
Default options form that provides the label widget that all fields should have.
views_handler_field_node_link::option_definition in core/modules/node/views/views_handler_field_node_link.inc
Information about options for all kinds of purposes will be held here. @code 'option_name' => array(
views_handler_field_node_link::render_link in core/modules/node/views/views_handler_field_node_link.inc
views_handler_field_url::render in core/modules/views/handlers/views_handler_field_url.inc
Render the field.
views_plugin_display_block::options_form in core/modules/views/plugins/views_plugin_display_block.inc
Provide the default form for setting options.
views_plugin_style_rss::attach_to in core/modules/views/plugins/views_plugin_style_rss.inc
views_tokens in core/modules/views/views.tokens.inc
Implements hook_tokens().
views_token_info in core/modules/views/views.tokens.inc
Implements hook_token_info().
views_token_info in core/modules/views/views.tokens.inc
Implements hook_token_info().
_batch_progress_page in core/includes/batch.inc
Outputs a batch processing page.
_form_test_disabled_elements in core/modules/simpletest/tests/form_test.module
Build a form to test disabled elements.
_link_parse_url in core/modules/link/link.module
Because parse_url doesn't work with relative URLs.
_link_process in core/modules/link/link.module
Prepares the item attributes and URL for storage.
_link_sanitize in core/modules/link/link.module
Clean up user-entered values for a link field according to field settings.
_link_validate in core/modules/link/link.module
Validates that the link field has been entered properly.