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/*!
*
* Hover Dropdown And Megamenu
* http://www.zozothemes.com/
*
*/
(function($) {
var menuTrees = [],
IE = !!window.createPopup, // detect it for the iframe shim
mouse = false, // optimize for touch by default - we will detect for mouse input
mouseDetectionEnabled = false;
// Handle detection for mouse input (i.e. desktop browsers, tablets with a mouse, etc.)
function initMouseDetection(disable) {
var eNS = '.smartmenus_mouse';
if (!mouseDetectionEnabled && !disable) {
// if we get two consecutive mousemoves within 2 pixels from each other and within 300ms, we assume a real mouse/cursor is present
// in practice, this seems like impossible to trick unintentianally with a real mouse and a pretty safe detection on touch devices (even with older browsers that do not support touch events)
var firstTime = true,
lastMove = null;
$(document).bind(getEventsNS([
['mousemove', function(e) {
var thisMove = { x: e.pageX, y: e.pageY, timeStamp: new Date().getTime() };
if (lastMove) {
var deltaX = Math.abs(lastMove.x - thisMove.x),
deltaY = Math.abs(lastMove.y - thisMove.y);
if ((deltaX > 0 || deltaY > 0) && deltaX <= 2 && deltaY <= 2 && thisMove.timeStamp - lastMove.timeStamp <= 300) {
mouse = true;
// if this is the first check after page load, check if we are not over some item by chance and call the mouseenter handler if yes
if (firstTime) {
var $a = $(e.target).closest('a');
if ($a.is('a')) {
$.each(menuTrees, function() {
if ($.contains(this.$root[0], $a[0])) {
this.itemEnter({ currentTarget: $a[0] });
return false;
}
});
}
firstTime = false;
}
}
}
lastMove = thisMove;
}],
[touchEvents() ? 'touchstart' : 'pointerover pointermove pointerout MSPointerOver MSPointerMove MSPointerOut', function(e) {
if (isTouchEvent(e.originalEvent)) {
mouse = false;
}
}]
], eNS));
mouseDetectionEnabled = true;
} else if (mouseDetectionEnabled && disable) {
$(document).unbind(eNS);
mouseDetectionEnabled = false;
}
}
function isTouchEvent(e) {
return !/^(4|mouse)$/.test(e.pointerType);
}
// we use this just to choose between toucn and pointer events when we need to, not for touch screen detection
function touchEvents() {
return 'ontouchstart' in window;
}
// returns a jQuery bind() ready object
function getEventsNS(defArr, eNS) {
if (!eNS) {
eNS = '';
}
var obj = {};
$.each(defArr, function(index, value) {
obj[value[0].split(' ').join(eNS + ' ') + eNS] = value[1];
});
return obj;
}
$.SmartMenus = function(elm, options) {
this.$root = $(elm);
this.opts = options;
this.rootId = ''; // internal
this.$subArrow = null;
this.subMenus = []; // all sub menus in the tree (UL elms) in no particular order (only real - e.g. UL's in mega sub menus won't be counted)
this.activatedItems = []; // stores last activated A's for each level
this.visibleSubMenus = []; // stores visible sub menus UL's
this.showTimeout = 0;
this.hideTimeout = 0;
this.scrollTimeout = 0;
this.clickActivated = false;
this.zIndexInc = 0;
this.$firstLink = null; // we'll use these for some tests
this.$firstSub = null; // at runtime so we'll cache them
this.disabled = false;
this.$disableOverlay = null;
this.isTouchScrolling = false;
this.init();
};
$.extend($.SmartMenus, {
hideAll: function() {
$.each(menuTrees, function() {
this.menuHideAll();
});
},
destroy: function() {
while (menuTrees.length) {
menuTrees[0].destroy();
}
initMouseDetection(true);
},
prototype: {
init: function(refresh) {
var self = this;
if (!refresh) {
menuTrees.push(this);
this.rootId = (new Date().getTime() + Math.random() + '').replace(/\D/g, '');
if (this.$root.hasClass('sm-rtl')) {
this.opts.rightToLeftSubMenus = true;
}
// init root (main menu)
var eNS = '.smartmenus';
this.$root
.data('smartmenus', this)
.attr('data-smartmenus-id', this.rootId)
.dataSM('level', 1)
.bind(getEventsNS([
['mouseover focusin', $.proxy(this.rootOver, this)],
['mouseout focusout', $.proxy(this.rootOut, this)]
], eNS))
.delegate('a', getEventsNS([
['mouseenter', $.proxy(this.itemEnter, this)],
['mouseleave', $.proxy(this.itemLeave, this)],
['mousedown', $.proxy(this.itemDown, this)],
['focus', $.proxy(this.itemFocus, this)],
['blur', $.proxy(this.itemBlur, this)],
['click', $.proxy(this.itemClick, this)],
['touchend', $.proxy(this.itemTouchEnd, this)]
], eNS));
// hide menus on tap or click outside the root UL
eNS += this.rootId;
if (this.opts.hideOnClick) {
$(document).bind(getEventsNS([
['touchstart', $.proxy(this.docTouchStart, this)],
['touchmove', $.proxy(this.docTouchMove, this)],
['touchend', $.proxy(this.docTouchEnd, this)],
// for Opera Mobile < 11.5, webOS browser, etc. we'll check click too
['click', $.proxy(this.docClick, this)]
], eNS));
}
// hide sub menus on resize
$(window).bind(getEventsNS([['resize orientationchange', $.proxy(this.winResize, this)]], eNS));
if (this.opts.subIndicators) {
this.$subArrow = $('<span/>').addClass('sub-arrow');
if (this.opts.subIndicatorsText) {
this.$subArrow.html(this.opts.subIndicatorsText);
}
}
// make sure mouse detection is enabled
initMouseDetection();
}
// init sub menus
this.$firstSub = this.$root.find('ul').each(function() { self.menuInit($(this)); }).eq(0);
this.$firstLink = this.$root.find('a').eq(0);
// find current item
if (this.opts.markCurrentItem) {
var reDefaultDoc = /(index|default)\.[^#\?\/]*/i,
reHash = /#.*/,
locHref = window.location.href.replace(reDefaultDoc, ''),
locHrefNoHash = locHref.replace(reHash, '');
this.$root.find('a').each(function() {
var href = this.href.replace(reDefaultDoc, ''),
$this = $(this);
if (href == locHref || href == locHrefNoHash) {
$this.addClass('current');
if (self.opts.markCurrentTree) {
$this.parent().parentsUntil('[data-smartmenus-id]', 'li').children('a').addClass('current');
}
}
});
}
},
destroy: function() {
this.menuHideAll();
var eNS = '.smartmenus';
this.$root
.removeData('smartmenus')
.removeAttr('data-smartmenus-id')
.removeDataSM('level')
.unbind(eNS)
.undelegate(eNS);
eNS += this.rootId;
$(document).unbind(eNS);
$(window).unbind(eNS);
if (this.opts.subIndicators) {
this.$subArrow = null;
}
var self = this;
$.each(this.subMenus, function() {
if (this.hasClass('mega-menu')) {
this.find('ul').removeDataSM('in-mega');
}
if (this.dataSM('shown-before')) {
if (self.opts.subMenusMinWidth || self.opts.subMenusMaxWidth) {
this.css({ width: '', minWidth: '', maxWidth: '' }).removeClass('sm-nowrap');
}
if (this.dataSM('scroll-arrows')) {
this.dataSM('scroll-arrows').remove();
}
this.css({ zIndex: '', top: '', left: '', marginLeft: '', marginTop: '', display: '' });
}
if (self.opts.subIndicators) {
this.dataSM('parent-a').removeClass('has-submenu').children('span.sub-arrow').remove();
}
this.removeDataSM('shown-before')
.removeDataSM('ie-shim')
.removeDataSM('scroll-arrows')
.removeDataSM('parent-a')
.removeDataSM('level')
.removeDataSM('beforefirstshowfired')
.parent().removeDataSM('sub');
});
if (this.opts.markCurrentItem) {
this.$root.find('a.current').removeClass('current');
}
this.$root = null;
this.$firstLink = null;
this.$firstSub = null;
if (this.$disableOverlay) {
this.$disableOverlay.remove();
this.$disableOverlay = null;
}
menuTrees.splice($.inArray(this, menuTrees), 1);
},
disable: function(noOverlay) {
if (!this.disabled) {
this.menuHideAll();
// display overlay over the menu to prevent interaction
if (!noOverlay && !this.opts.isPopup && this.$root.is(':visible')) {
var pos = this.$root.offset();
this.$disableOverlay = $('<div class="sm-jquery-disable-overlay"/>').css({
position: 'absolute',
top: pos.top,
left: pos.left,
width: this.$root.outerWidth(),
height: this.$root.outerHeight(),
zIndex: this.getStartZIndex(true),
opacity: 0
}).appendTo(document.body);
}
this.disabled = true;
}
},
docClick: function(e) {
if (this.isTouchScrolling) {
this.isTouchScrolling = false;
return;
}
// hide on any click outside the menu or on a menu link
if (this.visibleSubMenus.length && !$.contains(this.$root[0], e.target) || $(e.target).is('a')) {
this.menuHideAll();
}
},
docTouchEnd: function(e) {
if (!this.lastTouch) {
return;
}
if (this.visibleSubMenus.length && (this.lastTouch.x2 === undefined || this.lastTouch.x1 == this.lastTouch.x2) && (this.lastTouch.y2 === undefined || this.lastTouch.y1 == this.lastTouch.y2) && (!this.lastTouch.target || !$.contains(this.$root[0], this.lastTouch.target))) {
if (this.hideTimeout) {
clearTimeout(this.hideTimeout);
this.hideTimeout = 0;
}
// hide with a delay to prevent triggering accidental unwanted click on some page element
var self = this;
this.hideTimeout = setTimeout(function() { self.menuHideAll(); }, 350);
}
this.lastTouch = null;
},
docTouchMove: function(e) {
if (!this.lastTouch) {
return;
}
var touchPoint = e.originalEvent.touches[0];
this.lastTouch.x2 = touchPoint.pageX;
this.lastTouch.y2 = touchPoint.pageY;
},
docTouchStart: function(e) {
var touchPoint = e.originalEvent.touches[0];
this.lastTouch = { x1: touchPoint.pageX, y1: touchPoint.pageY, target: touchPoint.target };
},
enable: function() {
if (this.disabled) {
if (this.$disableOverlay) {
this.$disableOverlay.remove();
this.$disableOverlay = null;
}
this.disabled = false;
}
},
getClosestMenu: function(elm) {
var $closestMenu = $(elm).closest('ul');
while ($closestMenu.dataSM('in-mega')) {
$closestMenu = $closestMenu.parent().closest('ul');
}
return $closestMenu[0] || null;
},
getHeight: function($elm) {
return this.getOffset($elm, true);
},
// returns precise width/height float values
getOffset: function($elm, height) {
var old;
if ($elm.css('display') == 'none') {
old = { position: $elm[0].style.position, visibility: $elm[0].style.visibility };
$elm.css({ position: 'absolute', visibility: 'hidden' }).show();
}
var box = $elm[0].getBoundingClientRect && $elm[0].getBoundingClientRect(),
val = box && (height ? box.height || box.bottom - box.top : box.width || box.right - box.left);
if (!val && val !== 0) {
val = height ? $elm[0].offsetHeight : $elm[0].offsetWidth;
}
if (old) {
$elm.hide().css(old);
}
return val;
},
getStartZIndex: function(root) {
var zIndex = parseInt(this[root ? '$root' : '$firstSub'].css('z-index'));
if (!root && isNaN(zIndex)) {
zIndex = parseInt(this.$root.css('z-index'));
}
return !isNaN(zIndex) ? zIndex : 1;
},
getTouchPoint: function(e) {
return e.touches && e.touches[0] || e.changedTouches && e.changedTouches[0] || e;
},
getViewport: function(height) {
var name = height ? 'Height' : 'Width',
val = document.documentElement['client' + name],
val2 = window['inner' + name];
if (val2) {
val = Math.min(val, val2);
}
return val;
},
getViewportHeight: function() {
return this.getViewport(true);
},
getViewportWidth: function() {
return this.getViewport();
},
getWidth: function($elm) {
return this.getOffset($elm);
},
handleEvents: function() {
return !this.disabled && this.isCSSOn();
},
handleItemEvents: function($a) {
return this.handleEvents() && !this.isLinkInMegaMenu($a);
},
isCollapsible: function() {
return this.$firstSub.css('position') == 'static';
},
isCSSOn: function() {
return this.$firstLink.css('display') == 'block';
},
isFixed: function() {
var isFixed = this.$root.css('position') == 'fixed';
if (!isFixed) {
this.$root.parentsUntil('body').each(function() {
if ($(this).css('position') == 'fixed') {
isFixed = true;
return false;
}
});
}
return isFixed;
},
isLinkInMegaMenu: function($a) {
return !$a.parent().parent().dataSM('level');
},
isTouchMode: function() {
return !mouse || this.isCollapsible();
},
itemActivate: function($a) {
var $li = $a.parent(),
$ul = $li.parent(),
level = $ul.dataSM('level');
// if for some reason the parent item is not activated (e.g. this is an API call to activate the item), activate all parent items first
if (level > 1 && (!this.activatedItems[level - 2] || this.activatedItems[level - 2][0] != $ul.dataSM('parent-a')[0])) {
var self = this;
$($ul.parentsUntil('[data-smartmenus-id]', 'ul').get().reverse()).add($ul).each(function() {
self.itemActivate($(this).dataSM('parent-a'));
});
}
// hide any visible deeper level sub menus
if (this.visibleSubMenus.length > level) {
this.menuHideSubMenus(!this.activatedItems[level - 1] || this.activatedItems[level - 1][0] != $a[0] ? level - 1 : level);
}
// save new active item and sub menu for this level
this.activatedItems[level - 1] = $a;
this.visibleSubMenus[level - 1] = $ul;
if (this.$root.triggerHandler('activate.smapi', $a[0]) === false) {
return;
}
// show the sub menu if this item has one
var $sub = $li.dataSM('sub');
if ($sub && (this.isTouchMode() || (!this.opts.showOnClick || this.clickActivated))) {
this.menuShow($sub);
}
},
itemBlur: function(e) {
var $a = $(e.currentTarget);
if (!this.handleItemEvents($a)) {
return;
}
this.$root.triggerHandler('blur.smapi', $a[0]);
},
itemClick: function(e) {
if (this.isTouchScrolling) {
this.isTouchScrolling = false;
e.stopPropagation();
return false;
}
var $a = $(e.currentTarget);
if (!this.handleItemEvents($a)) {
return;
}
$a.removeDataSM('mousedown');
if (this.$root.triggerHandler('click.smapi', $a[0]) === false) {
return false;
}
var $sub = $a.parent().dataSM('sub');
if (this.isTouchMode()) {
// undo fix: prevent the address bar on iPhone from sliding down when expanding a sub menu
if ($a.dataSM('href')) {
$a.attr('href', $a.dataSM('href')).removeDataSM('href');
}
// if the sub is not visible
if ($sub && (!$sub.dataSM('shown-before') || !$sub.is(':visible'))) {
// try to activate the item and show the sub
this.itemActivate($a);
// if "itemActivate" showed the sub, prevent the click so that the link is not loaded
// if it couldn't show it, then the sub menus are disabled with an !important declaration (e.g. via mobile styles) so let the link get loaded
if ($sub.is(':visible')) {
return false;
}
}
} else if (this.opts.showOnClick && $a.parent().parent().dataSM('level') == 1 && $sub) {
this.clickActivated = true;
this.menuShow($sub);
return false;
}
if ($a.hasClass('disabled')) {
return false;
}
if (this.$root.triggerHandler('select.smapi', $a[0]) === false) {
return false;
}
},
itemDown: function(e) {
var $a = $(e.currentTarget);
if (!this.handleItemEvents($a)) {
return;
}
$a.dataSM('mousedown', true);
},
itemEnter: function(e) {
var $a = $(e.currentTarget);
if (!this.handleItemEvents($a)) {
return;
}
if (!this.isTouchMode()) {
if (this.showTimeout) {
clearTimeout(this.showTimeout);
this.showTimeout = 0;
}
var self = this;
this.showTimeout = setTimeout(function() { self.itemActivate($a); }, this.opts.showOnClick && $a.parent().parent().dataSM('level') == 1 ? 1 : this.opts.showTimeout);
}
this.$root.triggerHandler('mouseenter.smapi', $a[0]);
},
itemFocus: function(e) {
var $a = $(e.currentTarget);
if (!this.handleItemEvents($a)) {
return;
}
// fix (the mousedown check): in some browsers a tap/click produces consecutive focus + click events so we don't need to activate the item on focus
if ((!this.isTouchMode() || !$a.dataSM('mousedown')) && (!this.activatedItems.length || this.activatedItems[this.activatedItems.length - 1][0] != $a[0])) {
this.itemActivate($a);
}
this.$root.triggerHandler('focus.smapi', $a[0]);
},
itemLeave: function(e) {
var $a = $(e.currentTarget);
if (!this.handleItemEvents($a)) {
return;
}
if (!this.isTouchMode()) {
if ($a[0].blur) {
$a[0].blur();
}
if (this.showTimeout) {
clearTimeout(this.showTimeout);
this.showTimeout = 0;
}
}
$a.removeDataSM('mousedown');
this.$root.triggerHandler('mouseleave.smapi', $a[0]);
},
itemTouchEnd: function(e) {
var $a = $(e.currentTarget);
if (!this.handleItemEvents($a)) {
return;
}
// prevent the address bar on iPhone from sliding down when expanding a sub menu
var $sub = $a.parent().dataSM('sub');
if ($a.attr('href').charAt(0) !== '#' && $sub && (!$sub.dataSM('shown-before') || !$sub.is(':visible'))) {
$a.dataSM('href', $a.attr('href'));
$a.attr('href', '#');
}
},
menuFixLayout: function($ul) {
// fixes a menu that is being shown for the first time
if (!$ul.dataSM('shown-before')) {
$ul.hide().dataSM('shown-before', true);
}
},
menuHide: function($sub) {
if (this.$root.triggerHandler('beforehide.smapi', $sub[0]) === false) {
return;
}
$sub.stop(true, true);
if ($sub.is(':visible')) {
var complete = function() {
// unset z-index
$sub.css('z-index', '');
};
// if sub is collapsible (mobile view)
if (this.isCollapsible()) {
if (this.opts.collapsibleHideFunction) {
this.opts.collapsibleHideFunction.call(this, $sub, complete);
} else {
$sub.hide(this.opts.collapsibleHideDuration, complete);
}
} else {
if (this.opts.hideFunction) {
this.opts.hideFunction.call(this, $sub, complete);
} else {
$sub.hide(this.opts.hideDuration, complete);
}
}
// remove IE iframe shim
if ($sub.dataSM('ie-shim')) {
$sub.dataSM('ie-shim').remove();
}
// deactivate scrolling if it is activated for this sub
if ($sub.dataSM('scroll')) {
this.menuScrollStop($sub);
$sub.css({ 'touch-action': '', '-ms-touch-action': '' })
.unbind('.smartmenus_scroll').removeDataSM('scroll').dataSM('scroll-arrows').hide();
}
// unhighlight parent item
$sub.dataSM('parent-a').removeClass('highlighted');
var level = $sub.dataSM('level');
this.activatedItems.splice(level - 1, 1);
this.visibleSubMenus.splice(level - 1, 1);
this.$root.triggerHandler('hide.smapi', $sub[0]);
}
},
menuHideAll: function() {
if (this.showTimeout) {
clearTimeout(this.showTimeout);
this.showTimeout = 0;
}
// hide all subs
this.menuHideSubMenus();
// hide root if it's popup
if (this.opts.isPopup) {
this.$root.stop(true, true);
if (this.$root.is(':visible')) {
if (this.opts.hideFunction) {
this.opts.hideFunction.call(this, this.$root);
} else {
this.$root.hide(this.opts.hideDuration);
}
// remove IE iframe shim
if (this.$root.dataSM('ie-shim')) {
this.$root.dataSM('ie-shim').remove();
}
}
}
this.activatedItems = [];
this.visibleSubMenus = [];
this.clickActivated = false;
// reset z-index increment
this.zIndexInc = 0;
},
menuHideSubMenus: function(level) {
if (!level)
level = 0;
for (var i = this.visibleSubMenus.length - 1; i > level; i--) {
this.menuHide(this.visibleSubMenus[i]);
}
},
menuIframeShim: function($ul) {
// create iframe shim for the menu
if (IE && this.opts.overlapControlsInIE && !$ul.dataSM('ie-shim')) {
$ul.dataSM('ie-shim', $('<iframe/>').attr({ src: 'javascript:0', tabindex: -9 })
.css({ position: 'absolute', top: 'auto', left: '0', opacity: 0, border: '0' })
);
}
},
menuInit: function($ul) {
if (!$ul.dataSM('in-mega')) {
this.subMenus.push($ul);
// mark UL's in mega drop downs (if any) so we can neglect them
if ($ul.hasClass('mega-menu')) {
$ul.find('ul').dataSM('in-mega', true);
}
// get level (much faster than, for example, using parentsUntil)
var level = 2,
par = $ul[0];
while ((par = par.parentNode.parentNode) != this.$root[0]) {
level++;
}
// cache stuff
$ul.dataSM('parent-a', $ul.prevAll('a').eq(-1))
.dataSM('level', level)
.parent().dataSM('sub', $ul);
// add sub indicator to parent item
if (this.opts.subIndicators) {
$ul.dataSM('parent-a').addClass('has-submenu')[this.opts.subIndicatorsPos](this.$subArrow.clone());
}
}
},
menuPosition: function($sub) {
var $a = $sub.dataSM('parent-a'),
$ul = $sub.parent().parent(),
level = $sub.dataSM('level'),
subW = this.getWidth($sub),
subH = this.getHeight($sub),
itemOffset = $a.offset(),
itemX = itemOffset.left,
itemY = itemOffset.top,
itemW = this.getWidth($a),
itemH = this.getHeight($a),
$win = $(window),
winX = $win.scrollLeft(),
winY = $win.scrollTop(),
winW = this.getViewportWidth(),
winH = this.getViewportHeight(),
horizontalParent = $ul.hasClass('sm') && !$ul.hasClass('sm-vertical'),
subOffsetX = level == 2 ? this.opts.mainMenuSubOffsetX : this.opts.subMenusSubOffsetX,
subOffsetY = level == 2 ? this.opts.mainMenuSubOffsetY : this.opts.subMenusSubOffsetY,
x, y;
if (horizontalParent) {
x = this.opts.rightToLeftSubMenus ? itemW - subW - subOffsetX : subOffsetX;
y = this.opts.bottomToTopSubMenus ? -subH - subOffsetY : itemH + subOffsetY;
} else {
x = this.opts.rightToLeftSubMenus ? subOffsetX - subW : itemW - subOffsetX;
y = this.opts.bottomToTopSubMenus ? itemH - subOffsetY - subH : subOffsetY;
}
if (this.opts.keepInViewport && !this.isCollapsible()) {
var absX = itemX + x,
absY = itemY + y;
if (this.opts.rightToLeftSubMenus && absX < winX) {
x = horizontalParent ? winX - absX + x : itemW - subOffsetX;
} else if (!this.opts.rightToLeftSubMenus && absX + subW > winX + winW) {
x = horizontalParent ? winX + winW - subW - absX + x : subOffsetX - subW;
}
if (!horizontalParent) {
if (subH < winH && absY + subH > winY + winH) {
y += winY + winH - subH - absY;
} else if (subH >= winH || absY < winY) {
y += winY - absY;
}
}
// do we need scrolling?
// 0.49 used for better precision when dealing with float values
if (horizontalParent && (absY + subH > winY + winH + 0.49 || absY < winY) || !horizontalParent && subH > winH + 0.49) {
var self = this;
if (!$sub.dataSM('scroll-arrows')) {
$sub.dataSM('scroll-arrows', $([$('<span class="scroll-up"><span class="scroll-up-arrow"></span></span>')[0], $('<span class="scroll-down"><span class="scroll-down-arrow"></span></span>')[0]])
.bind({
mouseenter: function() {
$sub.dataSM('scroll').up = $(this).hasClass('scroll-up');
self.menuScroll($sub);
},
mouseleave: function(e) {
self.menuScrollStop($sub);
self.menuScrollOut($sub, e);
},
'mousewheel DOMMouseScroll': function(e) { e.preventDefault(); }
})
.insertAfter($sub)
);
}
// bind scroll events and save scroll data for this sub
var eNS = '.smartmenus_scroll';
$sub.dataSM('scroll', {
step: 1,
// cache stuff for faster recalcs later
itemH: itemH,
subH: subH,
arrowDownH: this.getHeight($sub.dataSM('scroll-arrows').eq(1))
})
.bind(getEventsNS([
['mouseover', function(e) { self.menuScrollOver($sub, e); }],
['mouseout', function(e) { self.menuScrollOut($sub, e); }],
['mousewheel DOMMouseScroll', function(e) { self.menuScrollMousewheel($sub, e); }]
], eNS))
.dataSM('scroll-arrows').css({ top: 'auto', left: '0', marginLeft: x + (parseInt($sub.css('border-left-width')) || 0), width: subW - (parseInt($sub.css('border-left-width')) || 0) - (parseInt($sub.css('border-right-width')) || 0), zIndex: $sub.css('z-index') })
.eq(horizontalParent && this.opts.bottomToTopSubMenus ? 0 : 1).show();
// when a menu tree is fixed positioned we allow scrolling via touch too
// since there is no other way to access such long sub menus if no mouse is present
if (this.isFixed()) {
$sub.css({ 'touch-action': 'none', '-ms-touch-action': 'none' })
.bind(getEventsNS([
[touchEvents() ? 'touchstart touchmove touchend' : 'pointerdown pointermove pointerup MSPointerDown MSPointerMove MSPointerUp', function(e) {
self.menuScrollTouch($sub, e);
}]
], eNS));
}
}
}
$sub.css({ top: 'auto', left: '0', marginLeft: x, marginTop: y - itemH });
// IE iframe shim
this.menuIframeShim($sub);
if ($sub.dataSM('ie-shim')) {
$sub.dataSM('ie-shim').css({ zIndex: $sub.css('z-index'), width: subW, height: subH, marginLeft: x, marginTop: y - itemH });
}
},
menuScroll: function($sub, once, step) {
var data = $sub.dataSM('scroll'),
$arrows = $sub.dataSM('scroll-arrows'),
y = parseFloat($sub.css('margin-top')),
end = data.up ? data.upEnd : data.downEnd,
diff;
if (!once && data.velocity) {
data.velocity *= 0.9;
diff = data.velocity;
if (diff < 0.5) {
this.menuScrollStop($sub);
return;
}
} else {
diff = step || (once || !this.opts.scrollAccelerate ? this.opts.scrollStep : Math.floor(data.step));
}
// hide any visible deeper level sub menus
var level = $sub.dataSM('level');
if (this.visibleSubMenus.length > level) {
this.menuHideSubMenus(level - 1);
}
var newY = data.up && end <= y || !data.up && end >= y ? y : (Math.abs(end - y) > diff ? y + (data.up ? diff : -diff) : end);
$sub.add($sub.dataSM('ie-shim')).css('margin-top', newY);
// show opposite arrow if appropriate
if (mouse && (data.up && newY > data.downEnd || !data.up && newY < data.upEnd)) {
$arrows.eq(data.up ? 1 : 0).show();
}
// if we've reached the end
if (newY == end) {
if (mouse) {
$arrows.eq(data.up ? 0 : 1).hide();
}
this.menuScrollStop($sub);
} else if (!once) {
if (this.opts.scrollAccelerate && data.step < this.opts.scrollStep) {
data.step += 0.5;
}
var self = this;
this.scrollTimeout = setTimeout(function() { self.menuScroll($sub); }, this.opts.scrollInterval);
}
},
menuScrollMousewheel: function($sub, e) {
if (this.getClosestMenu(e.target) == $sub[0]) {
e = e.originalEvent;
var up = (e.wheelDelta || -e.detail) > 0;
if ($sub.dataSM('scroll-arrows').eq(up ? 0 : 1).is(':visible')) {
$sub.dataSM('scroll').up = up;
this.menuScroll($sub, true);
}
}
e.preventDefault();
},
menuScrollOut: function($sub, e) {
if (mouse) {
if (!/^scroll-(up|down)/.test((e.relatedTarget || '').className) && ($sub[0] != e.relatedTarget && !$.contains($sub[0], e.relatedTarget) || this.getClosestMenu(e.relatedTarget) != $sub[0])) {
$sub.dataSM('scroll-arrows').css('visibility', 'hidden');
}
}
},
menuScrollOver: function($sub, e) {
if (mouse) {
if (!/^scroll-(up|down)/.test(e.target.className) && this.getClosestMenu(e.target) == $sub[0]) {
this.menuScrollRefreshData($sub);
var data = $sub.dataSM('scroll');
$sub.dataSM('scroll-arrows').eq(0).css('margin-top', data.upEnd).end()
.eq(1).css('margin-top', data.downEnd + data.subH - data.arrowDownH).end()
.css('visibility', 'visible');
}
}
},
menuScrollRefreshData: function($sub) {
var data = $sub.dataSM('scroll'),
$win = $(window),
vportY = $win.scrollTop() - $sub.dataSM('parent-a').offset().top - data.itemH;
$.extend(data, {
upEnd: vportY,
downEnd: vportY + this.getViewportHeight() - data.subH
});
},
menuScrollStop: function($sub) {
if (this.scrollTimeout) {
clearTimeout(this.scrollTimeout);
this.scrollTimeout = 0;
$.extend($sub.dataSM('scroll'), {
step: 1,
velocity: 0
});
return true;
}
},
menuScrollTouch: function($sub, e) {
e = e.originalEvent;
if (isTouchEvent(e)) {
var touchPoint = this.getTouchPoint(e);
// neglect event if we touched a visible deeper level sub menu
if (this.getClosestMenu(touchPoint.target) == $sub[0]) {
var data = $sub.dataSM('scroll');
if (/(start|down)$/i.test(e.type)) {
if (this.menuScrollStop($sub)) {
// if we were scrolling, just stop and don't activate any link on the first touch
e.preventDefault();
this.isTouchScrolling = true;
} else {
this.isTouchScrolling = false;
}
// update scroll data since the user might have zoomed, etc.
this.menuScrollRefreshData($sub);
// extend it with the touch properties
$.extend(data, {
touchY: touchPoint.pageY,
touchTimestamp: e.timeStamp,
velocity: 0
});
} else if (/move$/i.test(e.type)) {
var prevY = data.touchY;
if (prevY !== undefined && prevY != touchPoint.pageY) {
this.isTouchScrolling = true;
$.extend(data, {
up: prevY < touchPoint.pageY,
touchY: touchPoint.pageY,
touchTimestamp: e.timeStamp,
velocity: data.velocity + Math.abs(touchPoint.pageY - prevY) * 0.5
});
this.menuScroll($sub, true, Math.abs(data.touchY - prevY));
}
e.preventDefault();
} else { // touchend/pointerup
if (data.touchY !== undefined) {
// check if we need to scroll
if (e.timeStamp - data.touchTimestamp < 120 && data.velocity > 0) {
data.velocity *= 0.5;
this.menuScrollStop($sub);
this.menuScroll($sub);
e.preventDefault();
}
delete data.touchY;
}
}
}
}
},
menuShow: function($sub) {
if (!$sub.dataSM('beforefirstshowfired')) {
$sub.dataSM('beforefirstshowfired', true);
if (this.$root.triggerHandler('beforefirstshow.smapi', $sub[0]) === false) {
return;
}
}
if (this.$root.triggerHandler('beforeshow.smapi', $sub[0]) === false) {
return;
}
this.menuFixLayout($sub);
$sub.stop(true, true);
if (!$sub.is(':visible')) {
// set z-index
$sub.css('z-index', this.zIndexInc = (this.zIndexInc || this.getStartZIndex()) + 1);
// highlight parent item
if (this.opts.keepHighlighted || this.isCollapsible()) {
$sub.dataSM('parent-a').addClass('highlighted');
}
// min/max-width fix - no way to rely purely on CSS as all UL's are nested
if (this.opts.subMenusMinWidth || this.opts.subMenusMaxWidth) {
$sub.css({ width: 'auto', minWidth: '', maxWidth: '' }).addClass('sm-nowrap');
if (this.opts.subMenusMinWidth) {
$sub.css('min-width', this.opts.subMenusMinWidth);
}
if (this.opts.subMenusMaxWidth) {
var noMaxWidth = this.getWidth($sub);
$sub.css('max-width', this.opts.subMenusMaxWidth);
if (noMaxWidth > this.getWidth($sub)) {
$sub.removeClass('sm-nowrap').css('width', this.opts.subMenusMaxWidth);
}
}
}
this.menuPosition($sub);
// insert IE iframe shim
if ($sub.dataSM('ie-shim')) {
$sub.dataSM('ie-shim').insertBefore($sub);
}
var complete = function() {
// fix: "overflow: hidden;" is not reset on animation complete in jQuery < 1.9.0 in Chrome when global "box-sizing: border-box;" is used
$sub.css('overflow', '');
};
// if sub is collapsible (mobile view)
if (this.isCollapsible()) {
if (this.opts.collapsibleShowFunction) {
this.opts.collapsibleShowFunction.call(this, $sub, complete);
} else {
$sub.show(this.opts.collapsibleShowDuration, complete);
}
} else {
if (this.opts.showFunction) {
this.opts.showFunction.call(this, $sub, complete);
} else {
$sub.show(this.opts.showDuration, complete);
}
}
// save new sub menu for this level
this.visibleSubMenus[$sub.dataSM('level') - 1] = $sub;
this.$root.triggerHandler('show.smapi', $sub[0]);
}
},
popupHide: function(noHideTimeout) {
if (this.hideTimeout) {
clearTimeout(this.hideTimeout);
this.hideTimeout = 0;
}
var self = this;
this.hideTimeout = setTimeout(function() {
self.menuHideAll();
}, noHideTimeout ? 1 : this.opts.hideTimeout);
},
popupShow: function(left, top) {
if (!this.opts.isPopup) {
alert('SmartMenus jQuery Error:\n\nIf you want to show this menu via the "popupShow" method, set the isPopup:true option.');
return;
}
if (this.hideTimeout) {
clearTimeout(this.hideTimeout);
this.hideTimeout = 0;
}
this.menuFixLayout(this.$root);
this.$root.stop(true, true);
if (!this.$root.is(':visible')) {
this.$root.css({ left: left, top: top });
// IE iframe shim
this.menuIframeShim(this.$root);
if (this.$root.dataSM('ie-shim')) {
this.$root.dataSM('ie-shim').css({ zIndex: this.$root.css('z-index'), width: this.getWidth(this.$root), height: this.getHeight(this.$root), left: left, top: top }).insertBefore(this.$root);
}
// show menu
var self = this,
complete = function() {
self.$root.css('overflow', '');
};
if (this.opts.showFunction) {
this.opts.showFunction.call(this, this.$root, complete);
} else {
this.$root.show(this.opts.showDuration, complete);
}
this.visibleSubMenus[0] = this.$root;
}
},
refresh: function() {
this.menuHideAll();
this.$root.find('ul').each(function() {
var $this = $(this);
if ($this.dataSM('scroll-arrows')) {
$this.dataSM('scroll-arrows').remove();
}
})
.removeDataSM('in-mega')
.removeDataSM('shown-before')
.removeDataSM('ie-shim')
.removeDataSM('scroll-arrows')
.removeDataSM('parent-a')
.removeDataSM('level')
.removeDataSM('beforefirstshowfired');
this.$root.find('a.has-submenu').removeClass('has-submenu')
.parent().removeDataSM('sub');
if (this.opts.subIndicators) {
this.$root.find('span.sub-arrow').remove();
}
if (this.opts.markCurrentItem) {
this.$root.find('a.current').removeClass('current');
}
this.subMenus = [];
this.init(true);
},
rootOut: function(e) {
if (!this.handleEvents() || this.isTouchMode() || e.target == this.$root[0]) {
return;
}
if (this.hideTimeout) {
clearTimeout(this.hideTimeout);
this.hideTimeout = 0;
}
if (!this.opts.showOnClick || !this.opts.hideOnClick) {
var self = this;
this.hideTimeout = setTimeout(function() { self.menuHideAll(); }, this.opts.hideTimeout);
}
},
rootOver: function(e) {
if (!this.handleEvents() || this.isTouchMode() || e.target == this.$root[0]) {
return;
}
if (this.hideTimeout) {
clearTimeout(this.hideTimeout);
this.hideTimeout = 0;
}
},
winResize: function(e) {
if (!this.handleEvents()) {
// we still need to resize the disable overlay if it's visible
if (this.$disableOverlay) {
var pos = this.$root.offset();
this.$disableOverlay.css({
top: pos.top,
left: pos.left,
width: this.$root.outerWidth(),
height: this.$root.outerHeight()
});
}
return;
}
// hide sub menus on resize - on mobile do it only on orientation change
if (!this.isCollapsible() && (!('onorientationchange' in window) || e.type == 'orientationchange')) {
if (this.activatedItems.length) {
this.activatedItems[this.activatedItems.length - 1][0].blur();
}
this.menuHideAll();
}
}
}
});
$.fn.dataSM = function(key, val) {
if (val) {
return this.data(key + '_smartmenus', val);
}
return this.data(key + '_smartmenus');
}
$.fn.removeDataSM = function(key) {
return this.removeData(key + '_smartmenus');
}
$.fn.smartmenus = function(options) {
if (typeof options == 'string') {
var args = arguments,
method = options;
Array.prototype.shift.call(args);
return this.each(function() {
var smartmenus = $(this).data('smartmenus');
if (smartmenus && smartmenus[method]) {
smartmenus[method].apply(smartmenus, args);
}
});
}
var opts = $.extend({}, $.fn.smartmenus.defaults, options);
return this.each(function() {
new $.SmartMenus(this, opts);
});
}
// default settings
$.fn.smartmenus.defaults = {
isPopup: false, // is this a popup menu (can be shown via the popupShow/popupHide methods) or a permanent menu bar
mainMenuSubOffsetX: 0, // pixels offset from default position
mainMenuSubOffsetY: 0, // pixels offset from default position
subMenusSubOffsetX: 0, // pixels offset from default position
subMenusSubOffsetY: 0, // pixels offset from default position
subMenusMinWidth: '200px', // min-width for the sub menus (any CSS unit) - if set, the fixed width set in CSS will be ignored
subMenusMaxWidth: '400px', // max-width for the sub menus (any CSS unit) - if set, the fixed width set in CSS will be ignored
subIndicators: true, // create sub menu indicators - creates a SPAN and inserts it in the A
subIndicatorsPos: 'prepend', // position of the SPAN relative to the menu item content ('prepend', 'append')
subIndicatorsText: '+', // [optionally] add text in the SPAN (e.g. '+') (you may want to check the CSS for the sub indicators too)
scrollStep: 30, // pixels step when scrolling long sub menus that do not fit in the viewport height
scrollInterval: 30, // interval between each scrolling step
scrollAccelerate: false, // accelerate scrolling or use a fixed step
showTimeout: 250, // timeout before showing the sub menus
hideTimeout: 500, // timeout before hiding the sub menus
showDuration: 0, // duration for show animation - set to 0 for no animation - matters only if showFunction:null
showFunction: null, // custom function to use when showing a sub menu (the default is the jQuery 'show')
// don't forget to call complete() at the end of whatever you do
// e.g.: function($ul, complete) { $ul.fadeIn(250, complete); }
hideDuration: 0, // duration for hide animation - set to 0 for no animation - matters only if hideFunction:null
hideFunction: function($ul, complete) { $ul.fadeOut(200, complete); }, // custom function to use when hiding a sub menu (the default is the jQuery 'hide')
// don't forget to call complete() at the end of whatever you do
// e.g.: function($ul, complete) { $ul.fadeOut(250, complete); }
collapsibleShowDuration:0, // duration for show animation for collapsible sub menus - matters only if collapsibleShowFunction:null
collapsibleShowFunction:function($ul, complete) { $ul.slideDown(200, complete); }, // custom function to use when showing a collapsible sub menu
// (i.e. when mobile styles are used to make the sub menus collapsible)
collapsibleHideDuration:0, // duration for hide animation for collapsible sub menus - matters only if collapsibleHideFunction:null
collapsibleHideFunction:function($ul, complete) { $ul.slideUp(200, complete); }, // custom function to use when hiding a collapsible sub menu
// (i.e. when mobile styles are used to make the sub menus collapsible)
showOnClick: false, // show the first-level sub menus onclick instead of onmouseover (matters only for mouse input)
hideOnClick: true, // hide the sub menus on click/tap anywhere on the page
keepInViewport: true, // reposition the sub menus if needed to make sure they always appear inside the viewport
keepHighlighted: true, // keep all ancestor items of the current sub menu highlighted (adds the 'highlighted' class to the A's)
markCurrentItem: false, // automatically add the 'current' class to the A element of the item linking to the current URL
markCurrentTree: true, // add the 'current' class also to the A elements of all ancestor items of the current item
rightToLeftSubMenus: false, // right to left display of the sub menus (check the CSS for the sub indicators' position)
bottomToTopSubMenus: false, // bottom to top display of the sub menus
overlapControlsInIE: true // make sure sub menus appear on top of special OS controls in IE (i.e. SELECT, OBJECT, EMBED, etc.)
};
})(jQuery);