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1041 lines
39 KiB
JavaScript
1041 lines
39 KiB
JavaScript
/*!
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* SmartMenus jQuery Plugin - v0.9.6 - March 27, 2014
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* http://www.smartmenus.org/
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*
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* Copyright 2014 Vasil Dinkov, Vadikom Web Ltd.
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* http://vadikom.com
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*
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* Licensed MIT
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*/
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(function($) {
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var menuTrees = [],
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IE = !!window.createPopup, // we need to detect it, unfortunately
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IElt9 = IE && !document.defaultView,
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IElt8 = IE && !document.querySelector,
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IE6 = IE && typeof document.documentElement.currentStyle.minWidth == 'undefined',
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mouse = false, // optimize for touch by default - we will detect for mouse input
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mouseDetectionEnabled = false;
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// Handle detection for mouse input (i.e. desktop browsers, tablets with a mouse, etc.)
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function initMouseDetection(disable) {
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if (!mouseDetectionEnabled && !disable) {
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// if we get two consecutive mousemoves within 2 pixels from each other and within 300ms, we assume a real mouse/cursor is present
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// in practice, this seems like impossible to trick unintentianally with a real mouse and a pretty safe detection on touch devices (even with older browsers that do not support touch events)
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var firstTime = true,
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lastMove = null;
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$(document).bind({
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'mousemove.smartmenus_mouse': function(e) {
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var thisMove = { x: e.pageX, y: e.pageY, timeStamp: new Date().getTime() };
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if (lastMove) {
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var deltaX = Math.abs(lastMove.x - thisMove.x),
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deltaY = Math.abs(lastMove.y - thisMove.y);
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if ((deltaX > 0 || deltaY > 0) && deltaX <= 2 && deltaY <= 2 && thisMove.timeStamp - lastMove.timeStamp <= 300) {
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mouse = true;
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// 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
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if (firstTime) {
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var $a = $(e.target).closest('a');
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if ($a.is('a')) {
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$.each(menuTrees, function() {
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if ($.contains(this.$root[0], $a[0])) {
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this.itemEnter({ currentTarget: $a[0] });
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return false;
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}
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});
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}
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firstTime = false;
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}
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}
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}
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lastMove = thisMove;
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},
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'touchstart.smartmenus_mouse pointerover.smartmenus_mouse MSPointerOver.smartmenus_mouse': function(e) {
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if (!/^(4|mouse)$/.test(e.originalEvent.pointerType)) {
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mouse = false;
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}
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}
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});
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mouseDetectionEnabled = true;
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} else if (mouseDetectionEnabled && disable) {
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$(document).unbind('.smartmenus_mouse');
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mouseDetectionEnabled = false;
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}
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};
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$.SmartMenus = function(elm, options) {
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this.$root = $(elm);
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this.opts = options;
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this.rootId = ''; // internal
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this.$subArrow = null;
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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)
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this.activatedItems = []; // stores last activated A's for each level
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this.visibleSubMenus = []; // stores visible sub menus UL's
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this.showTimeout = 0;
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this.hideTimeout = 0;
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this.scrollTimeout = 0;
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this.clickActivated = false;
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this.zIndexInc = 0;
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this.$firstLink = null; // we'll use these for some tests
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this.$firstSub = null; // at runtime so we'll cache them
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this.disabled = false;
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this.$disableOverlay = null;
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this.init();
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};
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$.extend($.SmartMenus, {
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hideAll: function() {
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$.each(menuTrees, function() {
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this.menuHideAll();
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});
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},
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destroy: function() {
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while (menuTrees.length) {
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menuTrees[0].destroy();
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}
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initMouseDetection(true);
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},
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prototype: {
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init: function(refresh) {
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var self = this;
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if (!refresh) {
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menuTrees.push(this);
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this.rootId = (new Date().getTime() + Math.random() + '').replace(/\D/g, '');
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if (this.$root.hasClass('sm-rtl')) {
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this.opts.rightToLeftSubMenus = true;
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}
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// init root (main menu)
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this.$root
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.data('smartmenus', this)
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.attr('data-smartmenus-id', this.rootId)
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.dataSM('level', 1)
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.bind({
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'mouseover.smartmenus focusin.smartmenus': $.proxy(this.rootOver, this),
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'mouseout.smartmenus focusout.smartmenus': $.proxy(this.rootOut, this)
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})
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.delegate('a', {
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'mouseenter.smartmenus': $.proxy(this.itemEnter, this),
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'mouseleave.smartmenus': $.proxy(this.itemLeave, this),
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'mousedown.smartmenus': $.proxy(this.itemDown, this),
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'focus.smartmenus': $.proxy(this.itemFocus, this),
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'blur.smartmenus': $.proxy(this.itemBlur, this),
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'click.smartmenus': $.proxy(this.itemClick, this),
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'touchend.smartmenus': $.proxy(this.itemTouchEnd, this)
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});
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var eNamespace = '.smartmenus' + this.rootId;
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// hide menus on tap or click outside the root UL
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if (this.opts.hideOnClick) {
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$(document).bind('touchstart' + eNamespace, $.proxy(this.docTouchStart, this))
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.bind('touchmove' + eNamespace, $.proxy(this.docTouchMove, this))
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.bind('touchend' + eNamespace, $.proxy(this.docTouchEnd, this))
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// for Opera Mobile < 11.5, webOS browser, etc. we'll check click too
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.bind('click' + eNamespace, $.proxy(this.docClick, this));
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}
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// hide sub menus on resize
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$(window).bind('resize' + eNamespace + ' orientationchange' + eNamespace, $.proxy(this.winResize, this));
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if (this.opts.subIndicators) {
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this.$subArrow = $('<span/>').addClass('caret');
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if (this.opts.subIndicatorsText) {
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this.$subArrow.html(this.opts.subIndicatorsText);
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}
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}
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// make sure mouse detection is enabled
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initMouseDetection();
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}
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// init sub menus
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this.$firstSub = this.$root.find('ul').each(function() { self.menuInit($(this)); }).eq(0);
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this.$firstLink = this.$root.find('a').eq(0);
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// find current item
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if (this.opts.markCurrentItem) {
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var reDefaultDoc = /(index|default)\.[^#\?\/]*/i,
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reHash = /#.*/,
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locHref = window.location.href.replace(reDefaultDoc, ''),
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locHrefNoHash = locHref.replace(reHash, '');
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this.$root.find('a').each(function() {
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var href = this.href.replace(reDefaultDoc, ''),
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$this = $(this);
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if (href == locHref || href == locHrefNoHash) {
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$this.addClass('current');
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if (self.opts.markCurrentTree) {
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$this.parents('li').each(function() {
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var $this = $(this);
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if ($this.dataSM('sub')) {
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$this.children('a').addClass('current');
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}
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});
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}
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}
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});
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}
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},
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destroy: function() {
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this.menuHideAll();
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this.$root
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.removeData('smartmenus')
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.removeAttr('data-smartmenus-id')
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.removeDataSM('level')
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.unbind('.smartmenus')
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.undelegate('.smartmenus');
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var eNamespace = '.smartmenus' + this.rootId;
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$(document).unbind(eNamespace);
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$(window).unbind(eNamespace);
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if (this.opts.subIndicators) {
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this.$subArrow = null;
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}
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var self = this;
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$.each(this.subMenus, function() {
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if (this.hasClass('mega-menu')) {
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this.find('ul').removeDataSM('in-mega');
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}
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if (this.dataSM('shown-before')) {
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if (IElt8) {
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this.children().css({ styleFloat: '', width: '' });
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}
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if (self.opts.subMenusMinWidth || self.opts.subMenusMaxWidth) {
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if (!IE6) {
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this.css({ width: '', minWidth: '', maxWidth: '' }).removeClass('sm-nowrap');
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} else {
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this.css({ width: '', overflowX: '', overflowY: '' }).children().children('a').css('white-space', '');
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}
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}
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if (this.dataSM('scroll-arrows')) {
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this.dataSM('scroll-arrows').remove();
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}
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this.css({ zIndex: '', top: '', left: '', marginLeft: '', marginTop: '', display: '' });
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}
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if (self.opts.subIndicators) {
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this.dataSM('parent-a').removeClass('has-submenu').children('span.caret').remove();
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}
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this.removeDataSM('shown-before')
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.removeDataSM('ie-shim')
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.removeDataSM('scroll-arrows')
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.removeDataSM('parent-a')
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.removeDataSM('level')
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.removeDataSM('beforefirstshowfired')
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.parent().removeDataSM('sub');
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});
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if (this.opts.markCurrentItem) {
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this.$root.find('a.current').removeClass('current');
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}
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this.$root = null;
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this.$firstLink = null;
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this.$firstSub = null;
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if (this.$disableOverlay) {
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this.$disableOverlay.remove();
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this.$disableOverlay = null;
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}
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menuTrees.splice($.inArray(this, menuTrees), 1);
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},
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disable: function(noOverlay) {
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if (!this.disabled) {
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this.menuHideAll();
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// display overlay over the menu to prevent interaction
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if (!noOverlay && !this.opts.isPopup && this.$root.is(':visible')) {
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var pos = this.$root.offset();
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this.$disableOverlay = $('<div class="sm-jquery-disable-overlay"/>').css({
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position: 'absolute',
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top: pos.top,
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left: pos.left,
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width: this.$root.outerWidth(),
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height: this.$root.outerHeight(),
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zIndex: this.getStartZIndex() + 1,
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opacity: 0
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}).appendTo(document.body);
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}
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this.disabled = true;
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}
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},
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docClick: function(e) {
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// hide on any click outside the menu or on a menu link
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if (this.visibleSubMenus.length && !$.contains(this.$root[0], e.target) || $(e.target).is('a')) {
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this.menuHideAll();
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}
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},
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docTouchEnd: function(e) {
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if (!this.lastTouch) {
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return;
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}
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if (this.visibleSubMenus.length && (this.lastTouch.x2 === undefined || this.lastTouch.x1 == this.lastTouch.x2) && (this.lastTouch.y2 === undefined || this.lastTouch.y1 == this.lastTouch.y2) && (!this.lastTouch.target || !$.contains(this.$root[0], this.lastTouch.target))) {
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if (this.hideTimeout) {
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clearTimeout(this.hideTimeout);
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this.hideTimeout = 0;
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}
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// hide with a delay to prevent triggering accidental unwanted click on some page element
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var self = this;
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this.hideTimeout = setTimeout(function() { self.menuHideAll(); }, 350);
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}
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this.lastTouch = null;
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},
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docTouchMove: function(e) {
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if (!this.lastTouch) {
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return;
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}
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var touchPoint = e.originalEvent.touches[0];
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this.lastTouch.x2 = touchPoint.pageX;
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this.lastTouch.y2 = touchPoint.pageY;
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},
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docTouchStart: function(e) {
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var touchPoint = e.originalEvent.touches[0];
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this.lastTouch = { x1: touchPoint.pageX, y1: touchPoint.pageY, target: touchPoint.target };
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},
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enable: function() {
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if (this.disabled) {
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if (this.$disableOverlay) {
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this.$disableOverlay.remove();
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this.$disableOverlay = null;
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}
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this.disabled = false;
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}
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},
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getHeight: function($elm) {
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return this.getOffset($elm, true);
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},
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// returns precise width/height float values in IE9+, FF4+, recent WebKit
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// http://vadikom.com/dailies/offsetwidth-offsetheight-useless-in-ie9-firefox4/
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getOffset: function($elm, height) {
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var old;
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if ($elm.css('display') == 'none') {
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old = { position: $elm[0].style.position, visibility: $elm[0].style.visibility };
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$elm.css({ position: 'absolute', visibility: 'hidden' }).show();
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}
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var defaultView = $elm[0].ownerDocument.defaultView,
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compStyle = defaultView && defaultView.getComputedStyle && defaultView.getComputedStyle($elm[0], null),
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val = compStyle && parseFloat(compStyle[height ? 'height' : 'width']);
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if (val) {
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val += parseFloat(compStyle[height ? 'paddingTop' : 'paddingLeft'])
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+ parseFloat(compStyle[height ? 'paddingBottom' : 'paddingRight'])
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+ parseInt(compStyle[height ? 'borderTopWidth' : 'borderLeftWidth'])
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+ parseInt(compStyle[height ? 'borderBottomWidth' : 'borderRightWidth']);
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} else {
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val = height ? $elm[0].offsetHeight : $elm[0].offsetWidth;
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}
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if (old) {
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$elm.hide().css(old);
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}
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return val;
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},
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getWidth: function($elm) {
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return this.getOffset($elm);
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},
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getStartZIndex: function() {
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var zIndex = parseInt(this.$root.css('z-index'));
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return !isNaN(zIndex) ? zIndex : 1;
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},
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handleEvents: function() {
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return !this.disabled && this.isCSSOn();
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},
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handleItemEvents: function($a) {
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return this.handleEvents() && !this.isLinkInMegaMenu($a);
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},
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isCollapsible: function() {
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return this.$firstSub.css('position') == 'static';
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},
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isCSSOn: function() {
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return this.$firstLink.css('display') == 'block';
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},
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isFixed: function() {
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return this.$root.css('position') == 'fixed';
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},
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isLinkInMegaMenu: function($a) {
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return !$a.parent().parent().dataSM('level');
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},
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isTouchMode: function() {
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return !mouse || this.isCollapsible();
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},
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itemActivate: function($a) {
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var $li = $a.parent(),
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$ul = $li.parent(),
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level = $ul.dataSM('level');
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// 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
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if (level > 1 && (!this.activatedItems[level - 2] || this.activatedItems[level - 2][0] != $ul.dataSM('parent-a')[0])) {
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var self = this;
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$($ul.parentsUntil('[data-smartmenus-id]', 'ul').get().reverse()).add($ul).each(function() {
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self.itemActivate($(this).dataSM('parent-a'));
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});
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}
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// hide any visible deeper level sub menus
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if (this.visibleSubMenus.length > level) {
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for (var i = this.visibleSubMenus.length - 1, l = !this.activatedItems[level - 1] || this.activatedItems[level - 1][0] != $a[0] ? level - 1 : level; i > l; i--) {
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this.menuHide(this.visibleSubMenus[i]);
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}
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}
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// save new active item and sub menu for this level
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this.activatedItems[level - 1] = $a;
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this.visibleSubMenus[level - 1] = $ul;
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if (this.$root.triggerHandler('activate.smapi', $a[0]) === false) {
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return;
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}
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// show the sub menu if this item has one
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var $sub = $li.dataSM('sub');
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if ($sub && (this.isTouchMode() || (!this.opts.showOnClick || this.clickActivated))) {
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this.menuShow($sub);
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}
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},
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itemBlur: function(e) {
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var $a = $(e.currentTarget);
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if (!this.handleItemEvents($a)) {
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return;
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}
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this.$root.triggerHandler('blur.smapi', $a[0]);
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},
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itemClick: function(e) {
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var $a = $(e.currentTarget);
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if (!this.handleItemEvents($a)) {
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return;
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}
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$a.removeDataSM('mousedown');
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if (this.$root.triggerHandler('click.smapi', $a[0]) === false) {
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return false;
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}
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var $sub = $a.parent().dataSM('sub');
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if (this.isTouchMode()) {
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// undo fix: prevent the address bar on iPhone from sliding down when expanding a sub menu
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if ($a.dataSM('href')) {
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$a.attr('href', $a.dataSM('href')).removeDataSM('href');
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}
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// if the sub is not visible
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if ($sub && (!$sub.dataSM('shown-before') || !$sub.is(':visible'))) {
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// try to activate the item and show the sub
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this.itemActivate($a);
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// if "itemActivate" showed the sub, prevent the click so that the link is not loaded
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// if it couldn't show it, then the sub menus are disabled with an !important declaration (e.g. via mobile styles) so let the link get loaded
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if ($sub.is(':visible')) {
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return false;
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}
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}
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} else if (this.opts.showOnClick && $a.parent().parent().dataSM('level') == 1 && $sub) {
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this.clickActivated = true;
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this.menuShow($sub);
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return false;
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}
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if ($a.hasClass('disabled')) {
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return false;
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}
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if (this.$root.triggerHandler('select.smapi', $a[0]) === false) {
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return false;
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}
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},
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itemDown: function(e) {
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var $a = $(e.currentTarget);
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if (!this.handleItemEvents($a)) {
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return;
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}
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$a.dataSM('mousedown', true);
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},
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itemEnter: function(e) {
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var $a = $(e.currentTarget);
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if (!this.handleItemEvents($a)) {
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return;
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}
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if (!this.isTouchMode()) {
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if (this.showTimeout) {
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clearTimeout(this.showTimeout);
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this.showTimeout = 0;
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}
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var self = this;
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this.showTimeout = setTimeout(function() { self.itemActivate($a); }, this.opts.showOnClick && $a.parent().parent().dataSM('level') == 1 ? 1 : this.opts.showTimeout);
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}
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this.$root.triggerHandler('mouseenter.smapi', $a[0]);
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},
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itemFocus: function(e) {
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var $a = $(e.currentTarget);
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if (!this.handleItemEvents($a)) {
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return;
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}
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// 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
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if ((!this.isTouchMode() || !$a.dataSM('mousedown')) && (!this.activatedItems.length || this.activatedItems[this.activatedItems.length - 1][0] != $a[0])) {
|
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this.itemActivate($a);
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}
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this.$root.triggerHandler('focus.smapi', $a[0]);
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},
|
|
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);
|
|
// fix the layout of the items in IE<8
|
|
if (IElt8) {
|
|
$ul.children().css({ styleFloat: 'left', width: '100%' });
|
|
}
|
|
}
|
|
},
|
|
menuHide: function($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
|
|
if (IElt9) {
|
|
$sub.parent().css('z-index', '');
|
|
} else {
|
|
$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')) {
|
|
$sub.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', $sub[0]);
|
|
}
|
|
},
|
|
menuHideAll: function() {
|
|
if (this.showTimeout) {
|
|
clearTimeout(this.showTimeout);
|
|
this.showTimeout = 0;
|
|
}
|
|
// hide all subs
|
|
for (var i = this.visibleSubMenus.length - 1; i > 0; i--) {
|
|
this.menuHide(this.visibleSubMenus[i]);
|
|
}
|
|
// hide root if it's popup
|
|
if (this.opts.isPopup) {
|
|
this.$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.$root.dataSM('ie-shim').remove();
|
|
}
|
|
}
|
|
}
|
|
this.activatedItems = [];
|
|
this.visibleSubMenus = [];
|
|
this.clickActivated = false;
|
|
// reset z-index increment
|
|
this.zIndexInc = 0;
|
|
},
|
|
menuIframeShim: function($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 = $win.width(),
|
|
winH = $win.height(),
|
|
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()) {
|
|
if (this.isFixed()) {
|
|
itemX -= winX;
|
|
itemY -= winY;
|
|
winX = winY = 0;
|
|
}
|
|
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 added for the sake of IE9/FF4+ where we might be dealing with float numbers for "subH"
|
|
if (mouse && (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], $('<span class="scroll-down"><span class="scroll-down-arrow"></span></span>')[0]])
|
|
.bind({
|
|
mouseenter: function() { self.menuScroll($sub, $(this).hasClass('scroll-up')); },
|
|
mouseleave: function(e) {
|
|
self.menuScrollStop($sub);
|
|
self.menuScrollOut($sub, e);
|
|
},
|
|
'mousewheel DOMMouseScroll': function(e) { e.preventDefault(); }
|
|
})
|
|
.insertAfter($sub)
|
|
);
|
|
}
|
|
// bind events to show/hide arrows on hover and save scrolling data for this sub
|
|
var vportY = winY - (itemY + itemH);
|
|
$sub.dataSM('scroll', {
|
|
vportY: vportY,
|
|
subH: subH,
|
|
winH: winH,
|
|
step: 1
|
|
})
|
|
.bind({
|
|
'mouseover.smartmenus_scroll': function(e) { self.menuScrollOver($sub, e); },
|
|
'mouseout.smartmenus_scroll': function(e) { self.menuScrollOut($sub, e); },
|
|
'mousewheel.smartmenus_scroll DOMMouseScroll.smartmenus_scroll': function(e) { self.menuScrollMousewheel($sub, e); }
|
|
})
|
|
.dataSM('scroll-arrows').css({ top: 'auto', left: '0', marginLeft: x + (parseInt($sub.css('border-left-width')) || 0), width: this.getWidth($sub) - (parseInt($sub.css('border-left-width')) || 0) - (parseInt($sub.css('border-right-width')) || 0), zIndex: this.getStartZIndex() + this.zIndexInc })
|
|
.eq(0).css('margin-top', vportY).end()
|
|
.eq(1).css('margin-top', vportY + winH - this.getHeight($sub.dataSM('scroll-arrows').eq(1))).end()
|
|
.eq(horizontalParent && this.opts.bottomToTopSubMenus ? 0 : 1).show();
|
|
}
|
|
}
|
|
$sub.css({ top: 'auto', left: '0', marginLeft: x, marginTop: y - itemH });
|
|
// IE iframe shim
|
|
this.menuIframeShim($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, up, wheel) {
|
|
var y = parseFloat($sub.css('margin-top')),
|
|
scroll = $sub.dataSM('scroll'),
|
|
end = scroll.vportY + (up ? 0 : scroll.winH - scroll.subH),
|
|
step = wheel || !this.opts.scrollAccelerate ? this.opts.scrollStep : Math.floor($sub.dataSM('scroll').step);
|
|
$sub.add($sub.dataSM('ie-shim')).css('margin-top', Math.abs(end - y) > step ? y + (up ? step : -step) : end);
|
|
y = parseFloat($sub.css('margin-top'));
|
|
// show opposite arrow if appropriate
|
|
if (up && y + scroll.subH > scroll.vportY + scroll.winH || !up && y < scroll.vportY) {
|
|
$sub.dataSM('scroll-arrows').eq(up ? 1 : 0).show();
|
|
}
|
|
// accelerate when not using mousewheel to scroll
|
|
if (!wheel && this.opts.scrollAccelerate && $sub.dataSM('scroll').step < this.opts.scrollStep) {
|
|
$sub.dataSM('scroll').step += 0.5;
|
|
}
|
|
// "y" and "end" might be float numbers in IE9/FF4+ so this weird way to check is used
|
|
if (Math.abs(y - end) < 1) {
|
|
$sub.dataSM('scroll-arrows').eq(up ? 0 : 1).hide();
|
|
$sub.dataSM('scroll').step = 1;
|
|
} else if (!wheel) {
|
|
var self = this;
|
|
this.scrollTimeout = setTimeout(function() { self.menuScroll($sub, up); }, this.opts.scrollInterval);
|
|
}
|
|
},
|
|
menuScrollMousewheel: function($sub, e) {
|
|
var $closestSub = $(e.target).closest('ul');
|
|
while ($closestSub.dataSM('in-mega')) {
|
|
$closestSub = $closestSub.parent().closest('ul');
|
|
}
|
|
if ($closestSub[0] == $sub[0]) {
|
|
var up = (e.originalEvent.wheelDelta || -e.originalEvent.detail) > 0;
|
|
if ($sub.dataSM('scroll-arrows').eq(up ? 0 : 1).is(':visible')) {
|
|
this.menuScroll($sub, up, true);
|
|
}
|
|
}
|
|
e.preventDefault();
|
|
},
|
|
menuScrollOut: function($sub, e) {
|
|
var reClass = /^scroll-(up|down)/,
|
|
$closestSub = $(e.relatedTarget).closest('ul');
|
|
while ($closestSub.dataSM('in-mega')) {
|
|
$closestSub = $closestSub.parent().closest('ul');
|
|
}
|
|
if (!reClass.test((e.relatedTarget || '').className) && ($sub[0] != e.relatedTarget && !$.contains($sub[0], e.relatedTarget) || $closestSub[0] != $sub[0])) {
|
|
$sub.dataSM('scroll-arrows').css('visibility', 'hidden');
|
|
}
|
|
},
|
|
menuScrollOver: function($sub, e) {
|
|
var reClass = /^scroll-(up|down)/,
|
|
$closestSub = $(e.target).closest('ul');
|
|
while ($closestSub.dataSM('in-mega')) {
|
|
$closestSub = $closestSub.parent().closest('ul');
|
|
}
|
|
if (!reClass.test(e.target.className) && $closestSub[0] == $sub[0]) {
|
|
$sub.dataSM('scroll-arrows').css('visibility', 'visible');
|
|
}
|
|
},
|
|
menuScrollStop: function($sub) {
|
|
if (this.scrollTimeout) {
|
|
clearTimeout(this.scrollTimeout);
|
|
this.scrollTimeout = 0;
|
|
$sub.dataSM('scroll').step = 1;
|
|
}
|
|
},
|
|
menuShow: function($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 - for IE < 9 set it to the parent LI
|
|
var zIndex = this.getStartZIndex() + (++this.zIndexInc);
|
|
if (IElt9) {
|
|
$sub.parent().css('z-index', zIndex);
|
|
} else {
|
|
$sub.css('z-index', zIndex);
|
|
}
|
|
// 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) {
|
|
if (!IElt8) {
|
|
$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);
|
|
}
|
|
}
|
|
// IE6,7
|
|
} else {
|
|
$sub.children().css('styleFloat', 'none');
|
|
if (IE6) {
|
|
$sub.width(this.opts.subMenusMinWidth ? this.opts.subMenusMinWidth : 1)
|
|
.children().children('a').css('white-space', 'nowrap');
|
|
} else { // IE7
|
|
$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 = $sub.width();
|
|
if (IE6) {
|
|
var maxWidth = $sub.css({ width: this.opts.subMenusMaxWidth, overflowX: 'hidden', overflowY: 'hidden' }).width();
|
|
if (noMaxWidth > maxWidth) {
|
|
$sub.css({ width: maxWidth, overflowX: 'visible', overflowY: 'visible' }).children().children('a').css('white-space', '');
|
|
} else {
|
|
$sub.css({ width: noMaxWidth, overflowX: 'visible', overflowY: 'visible' });
|
|
}
|
|
} else { // IE7
|
|
$sub.css('max-width', this.opts.subMenusMaxWidth);
|
|
if (noMaxWidth > $sub.width()) {
|
|
$sub.removeClass('sm-nowrap').css('width', this.opts.subMenusMaxWidth);
|
|
} else {
|
|
$sub.width(noMaxWidth);
|
|
}
|
|
}
|
|
} else {
|
|
$sub.width($sub.width());
|
|
}
|
|
$sub.children().css('styleFloat', 'left');
|
|
}
|
|
}
|
|
this.menuPosition($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
|
|
if (this.opts.showFunction) {
|
|
this.opts.showFunction.call(this, this.$root);
|
|
} else {
|
|
this.$root.show(this.opts.showDuration);
|
|
}
|
|
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.$root.find('span.caret').remove();
|
|
}
|
|
if (this.opts.markCurrentItem) {
|
|
this.$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
|
|
$.fn.smartmenus.defaults = {
|
|
isPopup: false, // is this a popup menu (can be shown via the popupShow/popupHide methods) or a permanent menu bar
|
|
mainMenuSubOffsetX: 0, // pixels offset from default position
|
|
mainMenuSubOffsetY: 0, // pixels offset from default position
|
|
subMenusSubOffsetX: 0, // pixels offset from default position
|
|
subMenusSubOffsetY: 0, // pixels offset from default position
|
|
subMenusMinWidth: '10em', // min-width for the sub menus (any CSS unit) - if set, the fixed width set in CSS will be ignored
|
|
subMenusMaxWidth: '20em', // max-width for the sub menus (any CSS unit) - if set, the fixed width set in CSS will be ignored
|
|
subIndicators: true, // create sub menu indicators - creates a SPAN and inserts it in the A
|
|
subIndicatorsPos: 'prepend', // position of the SPAN relative to the menu item content ('prepend', 'append')
|
|
subIndicatorsText: '+', // [optionally] add text in the SPAN (e.g. '+') (you may want to check the CSS for the sub indicators too)
|
|
scrollStep: 30, // pixels step when scrolling long sub menus that do not fit in the viewport height
|
|
scrollInterval: 30, // interval between each scrolling step
|
|
scrollAccelerate: true, // accelerate scrolling or use a fixed step
|
|
showTimeout: 250, // timeout before showing the sub menus
|
|
hideTimeout: 500, // timeout before hiding the sub menus
|
|
showDuration: 0, // duration for show animation - set to 0 for no animation - matters only if showFunction:null
|
|
showFunction: null, // custom function to use when showing a sub menu (the default is the jQuery 'show')
|
|
// don't forget to call complete() at the end of whatever you do
|
|
// e.g.: function($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); |