Club Drupal

  Drupal.Panels.AddContentModalQuickFilter = function() {

    var input_field = $('.panels-add-content-modal input[name=quickfilter]');

    input_field.data.panelsAddContentModalQuickFilter = {

      keyupTimeout: false,

      filter: function(e) {

        if (this.val().length) {

          var search_expression = this.val().toLowerCase();

          $('.panels-add-content-modal .panels-section-columns .content-type-button').each(function(i, elem) {

            if ($(elem).text().toLowerCase().search(search_expression) > -1) {

              $(elem).show();

            }

            else {

              $(elem).hide();

            }

          });

        }

        else {

          $('.panels-add-content-modal .panels-section-columns .content-type-button').show();

        }

      }

    }

    // Use timeout to reduce the iteration over the DOM tree.

    input_field.bind('keyup.AddContentModalQuickFilter', jQuery.proxy(function(e){

      var filter = $(this).data.panelsAddContentModalQuickFilter;

      if (filter.keyupTimeout) {

        window.clearTimeout(filter.timeout);

        filter.keyupTimeout = false;

      }

      // If there's only one item left and enter is hit select it right away.

      if (e.keyCode == 13 && $('.panels-add-content-modal .panels-section-columns .content-type-button:visible').length == 1) {

        $('.panels-add-content-modal .panels-section-columns .content-type-button:visible a').trigger('click');

      }

      else {

        filter.keyupTimeout = window.setTimeout(jQuery.proxy(filter.filter, this), 200);

      }

    }, input_field));

    input_field.focus();

  };