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.

backdrop_common_theme in includes/common.inc
Provides theme registration for themes across .inc files.
BackdropWebTestCase::backdropCreateContentType in modules/simpletest/backdrop_web_test_case.php
Creates a custom content type based on default settings.
block_custom_block_form in modules/block/block.module
Form constructor for the custom block form.
book_views_data in modules/book/views/book.views.inc
Implements hook_views_data().
boot_test_1_boot in modules/simpletest/tests/boot_test_1.module
Implements hook_boot().
comment_views_data in modules/comment/views/comment.views.inc
comment_views_data_alter in modules/comment/views/comment.views.inc
Use views_data_alter to add items to the node table that are relevant to comments.
comment_views_plugins in modules/comment/views/comment.views.inc
Implements hook_views_plugins().
contact_category_list in modules/contact/contact.admin.inc
Page callback: Lists contact categories.
contact_settings_form in modules/contact/contact.admin.inc
Contact settings form.
contact_views_data_alter in modules/contact/views/contact.views.inc
Implements hook_views_data_alter().
DashboardNewsBlock::form in modules/dashboard/includes/block.news.inc
DashboardWelcomeBlock::getContent in modules/dashboard/includes/block.welcome.inc
Return the content of a block.
date_views_data in modules/date/views/date.views.inc
Implements hook_views_data().
date_views_plugins in modules/date/views/date.views.inc
Implements hook_views_plugins().
field_ui_display_overview in modules/field_ui/field_ui.admin.inc
Form constructor for the field display settings for a given display mode.
field_views_field_default_views_data in modules/field/views/field.views.inc
Default views data implementation for a field.
file_field_views_data_views_data_alter in modules/file/views/file.views.inc
Implements hook_field_views_data_views_data_alter().
file_usage_page in modules/file/file.pages.inc
Page callback to show file usage information.
file_views_data in modules/file/views/file.views.inc
Implements hook_field_views_data().
filter_admin_overview in modules/filter/filter.admin.inc
Page callback: Form constructor for a form to list and reorder text formats.
hook_image_effect_info in modules/image/image.api.php
Define information about image effects provided by a module.
hook_views_data in modules/views/views.api.php
Describes data tables (or the equivalent) to Views.
hook_views_data_alter in modules/views/views.api.php
Alter table structure.
image_field_views_data_views_data_alter in modules/image/views/image.views.inc
Implements hook_field_views_data_views_data_alter().
image_image_effect_info in modules/image/image.effects.inc
Implements hook_image_effect_info().
image_module_test_image_effect_info in modules/image/tests/image_module_test/image_module_test.module
Implements hook_image_effect_info().
install_select_language_form in includes/install.core.inc
Form constructor for the language selection form.
layout_condition_add_form in modules/layout/layout.admin.inc
Form callback; Displays form for adding new conditions to a layout or block.
layout_context_add_form in modules/layout/layout.context.admin.inc
Form callback; Displays form for adding new contexts to a layout.
layout_context_relationship_add_form in modules/layout/layout.context.admin.inc
Form callback; Displays form for adding new relationships to a layout.
layout_reorder_form in modules/layout/layout.admin.inc
Reorder the order of layouts at the same path.
locale_date_format_form in modules/locale/locale.admin.inc
Form callback; Display fields for setting the date format for each language.
locale_views_data in modules/locale/views/locale.views.inc
Implements hook_views_data().
locale_views_data_alter in modules/locale/views/locale.views.inc
Implements hook_views_data_alter().
node_form in modules/node/node.pages.inc
Form constructor for the node add/edit form.
node_type_form in modules/node/node.types.inc
Form constructor for the node type editing form.
node_type_form_submit in modules/node/node.types.inc
Form submission handler for node_type_form().
node_type_set_defaults in modules/node/node.module
Sets the default values for a node type.
node_views_data in modules/node/views/node.views.inc
Implements hook_views_data().
node_views_plugins in modules/node/views/node.views.inc
Implements hook_views_plugins().
PagePreviewTestCase::setUp in modules/node/tests/node.test
Sets up a Backdrop site for running functional and integration tests.
path_patterns_form in modules/path/path.admin.inc
Form builder; Configure the URL alias patterns.
redirect_list_404_filter_form in modules/redirect/redirect.admin.inc
Return a form to filter URL redirects.
redirect_views_data in modules/redirect/views/redirect.views.inc
Implements hook_views_data().
search_views_data in modules/search/views/search.views.inc
Implements hook_views_data().
search_views_plugins in modules/search/views/search.views.inc
Implements hook_views_plugins().
syslog_form_system_logging_settings_alter in modules/syslog/syslog.module
Implements hook_form_FORM_ID_alter().
system_element_info in modules/system/system.module
Implements hook_element_info().
system_utf8mb4_convert_form in modules/system/system.admin.inc
Form to convert existing database tables to utf8mb4 if supported.
system_views_data in modules/system/views/system.views.inc
Implements hook_views_data().
taxonomy_field_views_data_views_data_alter in modules/taxonomy/views/taxonomy.views.inc
Implements hook_field_views_data_views_data_alter().
taxonomy_views_data in modules/taxonomy/views/taxonomy.views.inc
Implements hook_views_data().
taxonomy_views_data_alter in modules/taxonomy/views/taxonomy.views.inc
Implements hook_views_data_alter().
telemetry_report in modules/telemetry/telemetry.admin.inc
theme_filter_admin_overview in modules/filter/filter.theme.inc
Returns HTML for the text format administration overview form.
theme_locale_date_format_form in modules/locale/locale.theme.inc
Returns themed HTML for the locale_date_format_form() form.
theme_node_search_factors in modules/node/node.theme.inc
Returns HTML for the content ranking part of the search settings admin page.
translation_views_data_alter in modules/translation/views/translation.views.inc
Implements hook_views_data_alter().
update_script_selection_form in ./update.php
Form constructor for the list of available database module updates.
user_login_settings in modules/user/user.admin.inc
Login settings form.
user_settings_email in modules/user/user.admin.inc
Form builder; Configure user email settings for this site.
user_views_data in modules/user/views/user.views.inc
Implements hook_views_data().
user_views_plugins in modules/user/views/user.views.inc
Implements hook_views_plugins().
ViewsAccessTest::viewsPlugins in modules/views/tests/views_access.test
views_fetch_base_tables in modules/views_ui/views_ui.admin.inc
Fetch a list of all base tables available
views_fetch_fields in modules/views/includes/utility.inc
Fetch a list of all fields available for a given base type.
views_handler_field_custom::options_form in modules/views/handlers/views_handler_field_custom.inc
Default options form that provides the label widget that all fields should have.
views_handler_field_custom_pre_render_move_text in modules/views/handlers/views_handler_field_custom.inc
Prerender function to move the textarea to the top.
views_handler_field_math::options_form in modules/views/handlers/views_handler_field_math.inc
Default options form that provides the label widget that all fields should have.
views_handler_field::options_form in modules/views/handlers/views_handler_field.inc
Default options form that provides the label widget that all fields should have.
ViewsModuleTest::testviews_get_handler in modules/views/tests/views_module.test
Tests the views_get_handler method.
views_plugin_display_block::options_form in modules/views/plugins/views_plugin_display_block.inc
Provide the default form for setting options.
views_plugin_row_user_view::options_form in modules/user/views/views_plugin_row_user_view.inc
Provide a form for setting options.
ViewsPluginStyleMappingTest::viewsPlugins in modules/views/tests/styles/views_plugin_style_mapping.test
_views_prepare_handler in modules/views/includes/utility.inc
Prepare a handler's data by checking defaults and such.
ViewsSqlTest::viewsData in modules/views/tests/views_query.test
The views data definition.
ViewsTranslatableTest::viewsPlugins in modules/views/tests/views_translatable.test
The views plugin definition. Override it if you test provides a plugin.
views_ui_add_item_form in modules/views_ui/views_ui.admin.inc
Form to add_item items in the views UI.
views_ui_config_item_form in modules/views_ui/views_ui.admin.inc
Form to config_item items in the views UI.
views_views_data in modules/views/includes/views.views.inc
Implements hook_views_data().
views_views_plugins in modules/views/includes/views.views.inc
Implements hook_views_plugins().
xd5.php in includes/transliteration/xd5.php