From c94fb32c7a3c28b18a27460aa2447eeec1fac1de Mon Sep 17 00:00:00 2001
From: Pascal Szewczyk <ps@elektrowecker.de>
Date: Mon, 18 Jul 2016 23:23:54 +0200
Subject: uikit added

---
 js/core/nav.js | 136 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100755 js/core/nav.js

(limited to 'js/core/nav.js')

diff --git a/js/core/nav.js b/js/core/nav.js
new file mode 100755
index 0000000..a6157ab
--- /dev/null
+++ b/js/core/nav.js
@@ -0,0 +1,136 @@
+/*! UIkit 2.26.4 | http://www.getuikit.com | (c) 2014 YOOtheme | MIT License */
+(function(UI) {
+
+    "use strict";
+
+    UI.component('nav', {
+
+        defaults: {
+            "toggle": ">li.uk-parent > a[href='#']",
+            "lists": ">li.uk-parent > ul",
+            "multiple": false
+        },
+
+        boot: function() {
+
+            // init code
+            UI.ready(function(context) {
+
+                UI.$("[data-uk-nav]", context).each(function() {
+                    var nav = UI.$(this);
+
+                    if (!nav.data("nav")) {
+                        var obj = UI.nav(nav, UI.Utils.options(nav.attr("data-uk-nav")));
+                    }
+                });
+            });
+        },
+
+        init: function() {
+
+            var $this = this;
+
+            this.on("click.uk.nav", this.options.toggle, function(e) {
+                e.preventDefault();
+                var ele = UI.$(this);
+                $this.open(ele.parent()[0] == $this.element[0] ? ele : ele.parent("li"));
+            });
+
+            this.find(this.options.lists).each(function() {
+                var $ele   = UI.$(this),
+                    parent = $ele.parent(),
+                    active = parent.hasClass("uk-active");
+
+                $ele.wrap('<div style="overflow:hidden;height:0;position:relative;"></div>');
+                parent.data("list-container", $ele.parent()[active ? 'removeClass':'addClass']('uk-hidden'));
+
+                // Init ARIA
+                parent.attr('aria-expanded', parent.hasClass("uk-open"));
+
+                if (active) $this.open(parent, true);
+            });
+
+        },
+
+        open: function(li, noanimation) {
+
+            var $this = this, element = this.element, $li = UI.$(li), $container = $li.data('list-container');
+
+            if (!this.options.multiple) {
+
+                element.children('.uk-open').not(li).each(function() {
+
+                    var ele = UI.$(this);
+
+                    if (ele.data('list-container')) {
+                        ele.data('list-container').stop().animate({height: 0}, function() {
+                            UI.$(this).parent().removeClass('uk-open').end().addClass('uk-hidden');
+                        });
+                    }
+                });
+            }
+
+            $li.toggleClass('uk-open');
+
+            // Update ARIA
+            $li.attr('aria-expanded', $li.hasClass('uk-open'));
+
+            if ($container) {
+
+                if ($li.hasClass('uk-open')) {
+                    $container.removeClass('uk-hidden');
+                }
+
+                if (noanimation) {
+
+                    $container.stop().height($li.hasClass('uk-open') ? 'auto' : 0);
+
+                    if (!$li.hasClass('uk-open')) {
+                        $container.addClass('uk-hidden');
+                    }
+
+                    this.trigger('display.uk.check');
+
+                } else {
+
+                    $container.stop().animate({
+                        height: ($li.hasClass('uk-open') ? getHeight($container.find('ul:first')) : 0)
+                    }, function() {
+
+                        if (!$li.hasClass('uk-open')) {
+                            $container.addClass('uk-hidden');
+                        } else {
+                            $container.css('height', '');
+                        }
+
+                        $this.trigger('display.uk.check');
+                    });
+                }
+            }
+        }
+    });
+
+
+    // helper
+
+    function getHeight(ele) {
+        var $ele = UI.$(ele), height = "auto";
+
+        if ($ele.is(":visible")) {
+            height = $ele.outerHeight();
+        } else {
+            var tmp = {
+                position: $ele.css("position"),
+                visibility: $ele.css("visibility"),
+                display: $ele.css("display")
+            };
+
+            height = $ele.css({position: 'absolute', visibility: 'hidden', display: 'block'}).outerHeight();
+
+            $ele.css(tmp); // reset element
+        }
+
+        return height;
+    }
+
+})(UIkit);
-- 
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