superset2/superset/templates/appbuilder/general/widgets/search.html

{#
  Licensed to the Apache Software Foundation (ASF) under one
  or more contributor license agreements.  See the NOTICE file
  distributed with this work for additional information
  regarding copyright ownership.  The ASF licenses this file
  to you under the Apache License, Version 2.0 (the
  "License"); you may not use this file except in compliance
  with the License.  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing,
  software distributed under the License is distributed on an
  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  KIND, either express or implied.  See the License for the
  specific language governing permissions and limitations
  under the License.
#}
{% import 'appbuilder/general/lib.html' as lib %}

<div class="list-search-container">
    <form id="filter_form" class="form-search" method="get">
        <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown">
        <i class="fa fa-filter text-primary" aria-hidden="true"></i> {{_("Filter List")}}
        </button>

        <ul class="dropdown-menu">
            {% for col in include_cols %}
            <li><a href="javascript:void(0)" name={{col}} class="filter btn" onclick="return false;">
                {{ label_columns[col] }}</a>
            </li>
            {% endfor %}
        </ul>
        <div class="filters-container">
            <table class="table table-responsive table-hover filters">

            </table>
            <div class="filter-action" style="display:none">
            <button type="submit" class="btn btn-sm btn-primary" id="search-action">
                Search&nbsp;&nbsp;<i class="fa fa-search"></i>
            </button>
            </div>
        </div>
    </form>
</div>

<script>
    (function($) {
        function checkSearchButton() {
            var hasFilter = $('.filters tr').length;
            if (hasFilter) {
                $('.filters a.remove-filter').off('click', checkSearchButton);
                $('.filters a.remove-filter').on('click', checkSearchButton);
                $('.filter-action').toggle(true);
            } else {
                $('.filter-action').toggle(true);
                $('.filter-action > button').html('Refresh&nbsp;&nbsp;<i class="fa fa-refresh"></i>');
            }
        }

        $('a.btn.remove-filter').on('click', checkSearchButton);
        $(document).ready(function() {
            checkSearchButton();
        });

        var filter = new AdminFilters(
            '#filter_form',
            {{ label_columns | tojson | safe }},
            {{ form_fields | tojson | safe }},
            {{ search_filters | tojson | safe }},
            {{ active_filters | tojson | safe }}
        );
    })(jQuery);

</script>