file_managed_file_browser_submit in core/modules/file/file.module
AJAX callback handler for file browser selection.
installer_manager_install_modal_callback in core/modules/installer/
AJAX callback to update the add/remove queue on bulk add.
layout_ajax_condition_cancel_dialog in core/modules/layout/
AJAX handler that cancels the condition edit dialog.
layout_ajax_form_save_dialog in core/modules/layout/
AJAX handler that saves a form in a dialog and updates the underlying form.
layout_ajax_form_save_title_dialog in core/modules/layout/
layout_block_configure_ajax_update in core/modules/layout/
AJAX callback to update the underlying layout form after updating a block.
layout_flexible_template_cancel_ajax in core/modules/layout/
AJAX handler to cancels the region style selection form.
layout_flexible_template_edit_row_ajax in core/modules/layout/
AJAX callback on the submit button for editing a layout row.
views_ui_ajax_form in core/modules/views_ui/
Generic entry point to handle forms.