12 calls to views_handler_filter::is_a_group()

views_handler_filter::convert_exposed_input in handlers/views_handler_filter.inc: Transform the input from a grouped filter into a standard filter.
views_handler_filter::exposed_info in handlers/views_handler_filter.inc: Tell the renderer about our exposed form.
views_handler_filter::multiple_exposed_input in handlers/views_handler_filter.inc: Indicate whether users can select multiple group items.
views_handler_filter::options_form in handlers/views_handler_filter.inc: Provide the basic form which calls through to subforms.
views_handler_filter::options_submit in handlers/views_handler_filter.inc: Simple submit handler.
views_handler_filter::options_validate in handlers/views_handler_filter.inc: Simple validate handler.
views_handler_filter::store_group_input in handlers/views_handler_filter.inc: If set to remember exposed input in the session, store it there.
views_handler_filter_boolean_operator::admin_summary in handlers/views_handler_filter_boolean_operator.inc: Display the filter on the administrative summary.
views_handler_filter_in_operator::admin_summary in handlers/views_handler_filter_in_operator.inc: Display the filter on the administrative summary.
views_handler_filter_numeric::admin_summary in handlers/views_handler_filter_numeric.inc: Display the filter on the administrative summary.
views_handler_filter_string::admin_summary in handlers/views_handler_filter_string.inc: Display the filter on the administrative summary.
views_handler_filter_term_node_tid::accept_exposed_input in modules/taxonomy/views_handler_filter_term_node_tid.inc: Check to see if input from the exposed filters should change the behavior.