META-INF.resources.bower_components.angular-slimscroll.angular-slimscroll.js Maven / Gradle / Ivy

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angular.module('ui.slimscroll', []).directive('slimscroll', function () {
    'use strict';

    return {
        restrict: 'A',
        link: function ($scope, $elem, $attr) {
            var off = [];
            var option = {};

            var refresh = function () {
                if ($attr.slimscroll) {
                    option = $scope.$eval($attr.slimscroll);
                } else if ($attr.slimscrollOption) {
                    option = $scope.$eval($attr.slimscrollOption);
                }

                $($elem).slimScroll({destroy: true});

                $($elem).slimScroll(option);
            };

            var registerWatch = function () {
                if ($attr.slimscroll && !option.noWatch) {
                    off.push($scope.$watchCollection($attr.slimscroll, refresh));
                }

                if ($attr.slimscrollWatch) {
                    off.push($scope.$watchCollection($attr.slimscrollWatch, refresh));
                }

                if ($attr.slimscrolllistento) {
                    off.push($scope.$on($attr.slimscrolllistento, refresh));
                }
            };

            var destructor = function () {
                $($elem).slimScroll({destroy: true});
                off.forEach(function (unbind) {
                    unbind();
                });
                off = null;
            };

            off.push($scope.$on('$destroy', destructor));

            registerWatch();
        }
    };
});