diff js/foundation/foundation.topbar.js @ 0:7abe02bf29ec

initial commit
author Alex Krolick <whokilledtheelectricmonk@gmail.com>
date Sat, 07 Nov 2015 18:04:42 -0800
parents
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/foundation/foundation.topbar.js	Sat Nov 07 18:04:42 2015 -0800
@@ -0,0 +1,458 @@
+;(function ($, window, document, undefined) {
+  'use strict';
+
+  Foundation.libs.topbar = {
+    name : 'topbar',
+
+    version : '5.5.3',
+
+    settings : {
+      index : 0,
+      start_offset : 0,
+      sticky_class : 'sticky',
+      custom_back_text : true,
+      back_text : 'Back',
+      mobile_show_parent_link : true,
+      is_hover : true,
+      scrolltop : true, // jump to top when sticky nav menu toggle is clicked
+      sticky_on : 'all',
+      dropdown_autoclose: true
+    },
+
+    init : function (section, method, options) {
+      Foundation.inherit(this, 'add_custom_rule register_media throttle');
+      var self = this;
+
+      self.register_media('topbar', 'foundation-mq-topbar');
+
+      this.bindings(method, options);
+
+      self.S('[' + this.attr_name() + ']', this.scope).each(function () {
+        var topbar = $(this),
+            settings = topbar.data(self.attr_name(true) + '-init'),
+            section = self.S('section, .top-bar-section', this);
+        topbar.data('index', 0);
+        var topbarContainer = topbar.parent();
+        if (topbarContainer.hasClass('fixed') || self.is_sticky(topbar, topbarContainer, settings) ) {
+          self.settings.sticky_class = settings.sticky_class;
+          self.settings.sticky_topbar = topbar;
+          topbar.data('height', topbarContainer.outerHeight());
+          topbar.data('stickyoffset', topbarContainer.offset().top);
+        } else {
+          topbar.data('height', topbar.outerHeight());
+        }
+
+        if (!settings.assembled) {
+          self.assemble(topbar);
+        }
+
+        if (settings.is_hover) {
+          self.S('.has-dropdown', topbar).addClass('not-click');
+        } else {
+          self.S('.has-dropdown', topbar).removeClass('not-click');
+        }
+
+        // Pad body when sticky (scrolled) or fixed.
+        self.add_custom_rule('.f-topbar-fixed { padding-top: ' + topbar.data('height') + 'px }');
+
+        if (topbarContainer.hasClass('fixed')) {
+          self.S('body').addClass('f-topbar-fixed');
+        }
+      });
+
+    },
+
+    is_sticky : function (topbar, topbarContainer, settings) {
+      var sticky     = topbarContainer.hasClass(settings.sticky_class);
+      var smallMatch = matchMedia(Foundation.media_queries.small).matches;
+      var medMatch   = matchMedia(Foundation.media_queries.medium).matches;
+      var lrgMatch   = matchMedia(Foundation.media_queries.large).matches;
+
+      if (sticky && settings.sticky_on === 'all') {
+        return true;
+      }
+      if (sticky && this.small() && settings.sticky_on.indexOf('small') !== -1) {
+        if (smallMatch && !medMatch && !lrgMatch) { return true; }
+      }
+      if (sticky && this.medium() && settings.sticky_on.indexOf('medium') !== -1) {
+        if (smallMatch && medMatch && !lrgMatch) { return true; }
+      }
+      if (sticky && this.large() && settings.sticky_on.indexOf('large') !== -1) {
+        if (smallMatch && medMatch && lrgMatch) { return true; }
+      }
+
+       return false;
+    },
+
+    toggle : function (toggleEl) {
+      var self = this,
+          topbar;
+
+      if (toggleEl) {
+        topbar = self.S(toggleEl).closest('[' + this.attr_name() + ']');
+      } else {
+        topbar = self.S('[' + this.attr_name() + ']');
+      }
+
+      var settings = topbar.data(this.attr_name(true) + '-init');
+
+      var section = self.S('section, .top-bar-section', topbar);
+
+      if (self.breakpoint()) {
+        if (!self.rtl) {
+          section.css({left : '0%'});
+          $('>.name', section).css({left : '100%'});
+        } else {
+          section.css({right : '0%'});
+          $('>.name', section).css({right : '100%'});
+        }
+
+        self.S('li.moved', section).removeClass('moved');
+        topbar.data('index', 0);
+
+        topbar
+          .toggleClass('expanded')
+          .css('height', '');
+      }
+
+      if (settings.scrolltop) {
+        if (!topbar.hasClass('expanded')) {
+          if (topbar.hasClass('fixed')) {
+            topbar.parent().addClass('fixed');
+            topbar.removeClass('fixed');
+            self.S('body').addClass('f-topbar-fixed');
+          }
+        } else if (topbar.parent().hasClass('fixed')) {
+          if (settings.scrolltop) {
+            topbar.parent().removeClass('fixed');
+            topbar.addClass('fixed');
+            self.S('body').removeClass('f-topbar-fixed');
+
+            window.scrollTo(0, 0);
+          } else {
+            topbar.parent().removeClass('expanded');
+          }
+        }
+      } else {
+        if (self.is_sticky(topbar, topbar.parent(), settings)) {
+          topbar.parent().addClass('fixed');
+        }
+
+        if (topbar.parent().hasClass('fixed')) {
+          if (!topbar.hasClass('expanded')) {
+            topbar.removeClass('fixed');
+            topbar.parent().removeClass('expanded');
+            self.update_sticky_positioning();
+          } else {
+            topbar.addClass('fixed');
+            topbar.parent().addClass('expanded');
+            self.S('body').addClass('f-topbar-fixed');
+          }
+        }
+      }
+    },
+
+    timer : null,
+
+    events : function (bar) {
+      var self = this,
+          S = this.S;
+
+      S(this.scope)
+        .off('.topbar')
+        .on('click.fndtn.topbar', '[' + this.attr_name() + '] .toggle-topbar', function (e) {
+          e.preventDefault();
+          self.toggle(this);
+        })
+        .on('click.fndtn.topbar contextmenu.fndtn.topbar', '.top-bar .top-bar-section li a[href^="#"],[' + this.attr_name() + '] .top-bar-section li a[href^="#"]', function (e) {
+          var li = $(this).closest('li'),
+              topbar = li.closest('[' + self.attr_name() + ']'),
+              settings = topbar.data(self.attr_name(true) + '-init');
+
+          if (settings.dropdown_autoclose && settings.is_hover) {
+            var hoverLi = $(this).closest('.hover');
+            hoverLi.removeClass('hover');
+          }
+          if (self.breakpoint() && !li.hasClass('back') && !li.hasClass('has-dropdown')) {
+            self.toggle();
+          }
+
+        })
+        .on('click.fndtn.topbar', '[' + this.attr_name() + '] li.has-dropdown', function (e) {
+          var li = S(this),
+              target = S(e.target),
+              topbar = li.closest('[' + self.attr_name() + ']'),
+              settings = topbar.data(self.attr_name(true) + '-init');
+
+          if (target.data('revealId')) {
+            self.toggle();
+            return;
+          }
+
+          if (self.breakpoint()) {
+            return;
+          }
+
+          if (settings.is_hover && !Modernizr.touch) {
+            return;
+          }
+
+          e.stopImmediatePropagation();
+
+          if (li.hasClass('hover')) {
+            li
+              .removeClass('hover')
+              .find('li')
+              .removeClass('hover');
+
+            li.parents('li.hover')
+              .removeClass('hover');
+          } else {
+            li.addClass('hover');
+
+            $(li).siblings().removeClass('hover');
+
+            if (target[0].nodeName === 'A' && target.parent().hasClass('has-dropdown')) {
+              e.preventDefault();
+            }
+          }
+        })
+        .on('click.fndtn.topbar', '[' + this.attr_name() + '] .has-dropdown>a', function (e) {
+          if (self.breakpoint()) {
+
+            e.preventDefault();
+
+            var $this = S(this),
+                topbar = $this.closest('[' + self.attr_name() + ']'),
+                section = topbar.find('section, .top-bar-section'),
+                dropdownHeight = $this.next('.dropdown').outerHeight(),
+                $selectedLi = $this.closest('li');
+
+            topbar.data('index', topbar.data('index') + 1);
+            $selectedLi.addClass('moved');
+
+            if (!self.rtl) {
+              section.css({left : -(100 * topbar.data('index')) + '%'});
+              section.find('>.name').css({left : 100 * topbar.data('index') + '%'});
+            } else {
+              section.css({right : -(100 * topbar.data('index')) + '%'});
+              section.find('>.name').css({right : 100 * topbar.data('index') + '%'});
+            }
+
+            topbar.css('height', $this.siblings('ul').outerHeight(true) + topbar.data('height'));
+          }
+        });
+
+      S(window).off('.topbar').on('resize.fndtn.topbar', self.throttle(function () {
+          self.resize.call(self);
+      }, 50)).trigger('resize.fndtn.topbar').load(function () {
+          // Ensure that the offset is calculated after all of the pages resources have loaded
+          S(this).trigger('resize.fndtn.topbar');
+      });
+
+      S('body').off('.topbar').on('click.fndtn.topbar', function (e) {
+        var parent = S(e.target).closest('li').closest('li.hover');
+
+        if (parent.length > 0) {
+          return;
+        }
+
+        S('[' + self.attr_name() + '] li.hover').removeClass('hover');
+      });
+
+      // Go up a level on Click
+      S(this.scope).on('click.fndtn.topbar', '[' + this.attr_name() + '] .has-dropdown .back', function (e) {
+        e.preventDefault();
+
+        var $this = S(this),
+            topbar = $this.closest('[' + self.attr_name() + ']'),
+            section = topbar.find('section, .top-bar-section'),
+            settings = topbar.data(self.attr_name(true) + '-init'),
+            $movedLi = $this.closest('li.moved'),
+            $previousLevelUl = $movedLi.parent();
+
+        topbar.data('index', topbar.data('index') - 1);
+
+        if (!self.rtl) {
+          section.css({left : -(100 * topbar.data('index')) + '%'});
+          section.find('>.name').css({left : 100 * topbar.data('index') + '%'});
+        } else {
+          section.css({right : -(100 * topbar.data('index')) + '%'});
+          section.find('>.name').css({right : 100 * topbar.data('index') + '%'});
+        }
+
+        if (topbar.data('index') === 0) {
+          topbar.css('height', '');
+        } else {
+          topbar.css('height', $previousLevelUl.outerHeight(true) + topbar.data('height'));
+        }
+
+        setTimeout(function () {
+          $movedLi.removeClass('moved');
+        }, 300);
+      });
+
+      // Show dropdown menus when their items are focused
+      S(this.scope).find('.dropdown a')
+        .focus(function () {
+          $(this).parents('.has-dropdown').addClass('hover');
+        })
+        .blur(function () {
+          $(this).parents('.has-dropdown').removeClass('hover');
+        });
+    },
+
+    resize : function () {
+      var self = this;
+      self.S('[' + this.attr_name() + ']').each(function () {
+        var topbar = self.S(this),
+            settings = topbar.data(self.attr_name(true) + '-init');
+
+        var stickyContainer = topbar.parent('.' + self.settings.sticky_class);
+        var stickyOffset;
+
+        if (!self.breakpoint()) {
+          var doToggle = topbar.hasClass('expanded');
+          topbar
+            .css('height', '')
+            .removeClass('expanded')
+            .find('li')
+            .removeClass('hover');
+
+            if (doToggle) {
+              self.toggle(topbar);
+            }
+        }
+
+        if (self.is_sticky(topbar, stickyContainer, settings)) {
+          if (stickyContainer.hasClass('fixed')) {
+            // Remove the fixed to allow for correct calculation of the offset.
+            stickyContainer.removeClass('fixed');
+
+            stickyOffset = stickyContainer.offset().top;
+            if (self.S(document.body).hasClass('f-topbar-fixed')) {
+              stickyOffset -= topbar.data('height');
+            }
+
+            topbar.data('stickyoffset', stickyOffset);
+            stickyContainer.addClass('fixed');
+          } else {
+            stickyOffset = stickyContainer.offset().top;
+            topbar.data('stickyoffset', stickyOffset);
+          }
+        }
+
+      });
+    },
+
+    breakpoint : function () {
+      return !matchMedia(Foundation.media_queries['topbar']).matches;
+    },
+
+    small : function () {
+      return matchMedia(Foundation.media_queries['small']).matches;
+    },
+
+    medium : function () {
+      return matchMedia(Foundation.media_queries['medium']).matches;
+    },
+
+    large : function () {
+      return matchMedia(Foundation.media_queries['large']).matches;
+    },
+
+    assemble : function (topbar) {
+      var self = this,
+          settings = topbar.data(this.attr_name(true) + '-init'),
+          section = self.S('section, .top-bar-section', topbar);
+
+      // Pull element out of the DOM for manipulation
+      section.detach();
+
+      self.S('.has-dropdown>a', section).each(function () {
+        var $link = self.S(this),
+            $dropdown = $link.siblings('.dropdown'),
+            url = $link.attr('href'),
+            $titleLi;
+
+        if (!$dropdown.find('.title.back').length) {
+
+          if (settings.mobile_show_parent_link == true && url) {
+            $titleLi = $('<li class="title back js-generated"><h5><a href="javascript:void(0)"></a></h5></li><li class="parent-link hide-for-medium-up"><a class="parent-link js-generated" href="' + url + '">' + $link.html() +'</a></li>');
+          } else {
+            $titleLi = $('<li class="title back js-generated"><h5><a href="javascript:void(0)"></a></h5>');
+          }
+
+          // Copy link to subnav
+          if (settings.custom_back_text == true) {
+            $('h5>a', $titleLi).html(settings.back_text);
+          } else {
+            $('h5>a', $titleLi).html('&laquo; ' + $link.html());
+          }
+          $dropdown.prepend($titleLi);
+        }
+      });
+
+      // Put element back in the DOM
+      section.appendTo(topbar);
+
+      // check for sticky
+      this.sticky();
+
+      this.assembled(topbar);
+    },
+
+    assembled : function (topbar) {
+      topbar.data(this.attr_name(true), $.extend({}, topbar.data(this.attr_name(true)), {assembled : true}));
+    },
+
+    height : function (ul) {
+      var total = 0,
+          self = this;
+
+      $('> li', ul).each(function () {
+        total += self.S(this).outerHeight(true);
+      });
+
+      return total;
+    },
+
+    sticky : function () {
+      var self = this;
+
+      this.S(window).on('scroll', function () {
+        self.update_sticky_positioning();
+      });
+    },
+
+    update_sticky_positioning : function () {
+      var klass = '.' + this.settings.sticky_class,
+          $window = this.S(window),
+          self = this;
+
+      if (self.settings.sticky_topbar && self.is_sticky(this.settings.sticky_topbar,this.settings.sticky_topbar.parent(), this.settings)) {
+        var distance = this.settings.sticky_topbar.data('stickyoffset') + this.settings.start_offset;
+        if (!self.S(klass).hasClass('expanded')) {
+          if ($window.scrollTop() > (distance)) {
+            if (!self.S(klass).hasClass('fixed')) {
+              self.S(klass).addClass('fixed');
+              self.S('body').addClass('f-topbar-fixed');
+            }
+          } else if ($window.scrollTop() <= distance) {
+            if (self.S(klass).hasClass('fixed')) {
+              self.S(klass).removeClass('fixed');
+              self.S('body').removeClass('f-topbar-fixed');
+            }
+          }
+        }
+      }
+    },
+
+    off : function () {
+      this.S(this.scope).off('.fndtn.topbar');
+      this.S(window).off('.fndtn.topbar');
+    },
+
+    reflow : function () {}
+  };
+}(jQuery, window, window.document));