14 uses of LANGUAGE_TYPE_INTERFACE

LocaleDateFormatsFunctionalTest::testLocalizeDateFormats in drupal/modules/locale/locale.test
Functional tests for localizing date formats.
LocaleLanguageSwitchingFunctionalTest::testLanguageBlock in drupal/modules/locale/locale.test
Functional tests for the language switcher block.
LocaleUILanguageNegotiationTest::runTest in drupal/modules/locale/locale.test
LocaleUILanguageNegotiationTest::testLanguageDomain in drupal/modules/locale/locale.test
Tests url() when separate domains are used for multiple languages.
LocaleUILanguageNegotiationTest::testUILanguageNegotiation in drupal/modules/locale/locale.test
Tests for language switching by URL path.
LocaleUninstallFunctionalTest::testUninstallProcess in drupal/modules/locale/locale.test
Check if the values of the Locale variables are correct after uninstall.
locale_language_negotiation_info in drupal/modules/locale/locale.module
Implements hook_language_negotiation_info().
locale_language_selector_form in drupal/modules/locale/locale.module
Form builder callback to display language selection widget.
locale_update_7001 in drupal/modules/locale/locale.install
Upgrade language negotiation settings.
system_update_7004 in drupal/modules/system/system.install
Remove hardcoded numeric deltas from all blocks in core.
TranslationTestCase::setUp in drupal/modules/translation/translation.test
Sets up a Drupal site for running functional and integration tests.
translation_language_switch_links_alter in drupal/modules/translation/translation.module
Implements hook_language_switch_links_alter().
translation_node_overview in drupal/modules/translation/translation.pages.inc
Page callback: Displays a list of a node's translations.
translation_node_view in drupal/modules/translation/translation.module
Implements hook_node_view().