com.jwebmp.plugins.angularscrollposition.scrollPosition.js Maven / Gradle / Ivy

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The JWebSwing implementation for Angular Scroll Position

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JW_APP_NAME.directive('scrollPosition', scrollPosition);

function scrollPosition() {
    return {
        scope: {
            scrollPosition: '=',
            maxHeight: '='
        },
        link: function (scope) {
            $(window).on('scroll', function () {
                var scrollTop = $(window).scrollTop() > scope.maxHeight;
                if (scrollTop !== scope.prevScrollTop) {
                    scope.$apply(function () {
                        scope.scrollPosition = scrollTop;
                    });
                }
                scope.prevScrollTop = scrollTop;
            });
        }
    };
}