(function ($) {
“use strict”;
$.fn.meanmenu = function (options) {
var defaults = {
meanMenuTarget: jQuery(this), // Target the current HTML markup you wish to replace
meanMenuContainer: ‘body’, // Choose where meanmenu will be placed within the HTML
meanMenuClose: “X”, // single character you want to represent the close menu button
meanMenuCloseSize: “18px”, // set font size of close button
meanMenuOpen: “”, // text/markup you want when menu is closed
meanRevealPosition: “right”, // left right or center positions
meanRevealPositionDistance: “0”, // Tweak the position of the menu
meanRevealColour: “”, // override CSS colours for the reveal background
meanScreenWidth: “480”, // set the screen width you want meanmenu to kick in at
meanNavPush: “”, // set a height here in px, em or % if you want to budge your layout now the navigation is missing.
meanShowChildren: true, // true to show children in the menu, false to hide them
meanExpandableChildren: true, // true to allow expand/collapse children
meanExpand: “+”, // single character you want to represent the expand for ULs
meanContract: “-”, // single character you want to represent the contract for ULs
meanRemoveAttrs: false, // true to remove classes and IDs, false to keep them
onePage: false, // set to true for one page sites
meanDisplay: “block”, // override display method for table cell based layouts e.g. table-cell
removeElements: “” // set to hide page elements
};
options = $.extend(defaults, options);
// get browser width
var currentWidth = window.innerWidth || document.documentElement.clientWidth;
return this.each(function () {
var meanMenu = options.meanMenuTarget;
var meanContainer = options.meanMenuContainer;
var meanMenuClose = options.meanMenuClose;
var meanMenuCloseSize = options.meanMenuCloseSize;
var meanMenuOpen = options.meanMenuOpen;
var meanRevealPosition = options.meanRevealPosition;
var meanRevealPositionDistance = options.meanRevealPositionDistance;
var meanRevealColour = options.meanRevealColour;
var meanScreenWidth = options.meanScreenWidth;
var meanNavPush = options.meanNavPush;
var meanRevealClass = ".meanmenu-reveal";
var meanShowChildren = options.meanShowChildren;
var meanExpandableChildren = options.meanExpandableChildren;
var meanExpand = options.meanExpand;
var meanContract = options.meanContract;
var meanRemoveAttrs = options.meanRemoveAttrs;
var onePage = options.onePage;
var meanDisplay = options.meanDisplay;
var removeElements = options.removeElements;
//detect known mobile/tablet usage
var isMobile = false;
if ((navigator.userAgent.match(/iPhone/i)) || (navigator.userAgent.match(/iPod/i)) || (navigator.userAgent.match(/iPad/i)) || (navigator.userAgent.match(/Android/i)) || (navigator.userAgent.match(/Blackberry/i)) || (navigator.userAgent.match(/Windows Phone/i))) {
isMobile = true;
}
if ((navigator.userAgent.match(/MSIE 8/i)) || (navigator.userAgent.match(/MSIE 7/i))) {
// add scrollbar for IE7 & 8 to stop breaking resize function on small content sites
jQuery('html').css("overflow-y", "scroll");
}
var meanRevealPos = "";
var meanCentered = function () {
if (meanRevealPosition === "center") {
var newWidth = window.innerWidth || document.documentElement.clientWidth;
var meanCenter = ((newWidth / 2) - 22) + "px";
meanRevealPos = "left:" + meanCenter + ";right:auto;";
if (!isMobile) {
jQuery('.meanmenu-reveal').css("left", meanCenter);
} else {
jQuery('.meanmenu-reveal').animate({
left: meanCenter
});
}
}
};
var menuOn = false;
var meanMenuExist = false;
if (meanRevealPosition === "right") {
meanRevealPos = "right:" + meanRevealPositionDistance + ";left:auto;";
}
if (meanRevealPosition === "left") {
meanRevealPos = "left:" + meanRevealPositionDistance + ";right:auto;";
}
// run center function
meanCentered();
// set all styles for mean-reveal
var $navreveal = "";
var meanInner = function () {
// get last class name
if (jQuery($navreveal).is(".meanmenu-reveal.meanclose")) {
$navreveal.html(meanMenuClose);
} else {
$navreveal.html(meanMenuOpen);
}
};
// re-instate original nav (and call this on window.width functions)
var meanOriginal = function () {
jQuery('.mean-bar,.mean-push').remove();
jQuery(meanContainer).removeClass("mean-container");
jQuery(meanMenu).css('display', meanDisplay);
menuOn = false;
meanMenuExist = false;
jQuery(removeElements).removeClass('mean-remove');
};
// navigation reveal
var showMeanMenu = function () {
var meanStyles = "background:" + meanRevealColour + ";color:" + meanRevealColour + ";" + meanRevealPos;
if (currentWidth <= meanScreenWidth) {
jQuery(removeElements).addClass('mean-remove');
meanMenuExist = true;
// add class to body so we don't need to worry about media queries here, all CSS is wrapped in '.mean-container'
jQuery(meanContainer).addClass("mean-container");
jQuery('.mean-container').prepend('<div class="mean-bar"><a href="#nav" class="meanmenu-reveal" style="' + meanStyles + '">Show Navigation</a><nav class="mean-nav"></nav></div>');
//push meanMenu navigation into .mean-nav
var meanMenuContents = jQuery(meanMenu).html();
jQuery('.mean-nav').html(meanMenuContents);
// remove all classes from EVERYTHING inside meanmenu nav
if (meanRemoveAttrs) {
jQuery('nav.mean-nav ul, nav.mean-nav ul *').each(function () {
// First check if this has mean-remove class
if (jQuery(this).is('.mean-remove')) {
jQuery(this).attr('class', 'mean-remove');
} else {
jQuery(this).removeAttr("class");
}
jQuery(this).removeAttr("id");
});
}
// push in a holder div (this can be used if removal of nav is causing layout issues)
jQuery(meanMenu).before('<div class="mean-push" />');
jQuery('.mean-push').css("margin-top", meanNavPush);
// hide current navigation and reveal mean nav link
jQuery(meanMenu).hide();
jQuery(".meanmenu-reveal").show();
// turn 'X' on or off
jQuery(meanRevealClass).html(meanMenuOpen);
$navreveal = jQuery(meanRevealClass);
//hide mean-nav ul
jQuery('.mean-nav ul').hide();
// hide sub nav
if (meanShowChildren) {
// allow expandable sub nav(s)
if (meanExpandableChildren) {
jQuery('.mean-nav ul ul').each(function () {
if (jQuery(this).children().length) {
jQuery(this, 'li:first').parent().append('<a class="mean-expand" href="#" style="font-size: ' + meanMenuCloseSize + '">' + meanExpand + '</a>');
}
});
jQuery('.mean-expand').on("click", function (e) {
e.preventDefault();
if (jQuery(this).hasClass("mean-clicked")) {
jQuery(this).text(meanExpand);
jQuery(this).prev('ul').slideUp(300, function () {});
} else {
jQuery(this).text(meanContract);
jQuery(this).prev('ul').slideDown(300, function () {});
}
jQuery(this).toggleClass("mean-clicked");
});
} else {
jQuery('.mean-nav ul ul').show();
}
} else {
jQuery('.mean-nav ul ul').hide();
}
// add last class to tidy up borders
jQuery('.mean-nav ul li').last().addClass('mean-last');
$navreveal.removeClass("meanclose");
jQuery($navreveal).click(function (e) {
e.preventDefault();
if (menuOn === false) {
$navreveal.css("text-align", "center");
$navreveal.css("text-indent", "0");
$navreveal.css("font-size", meanMenuCloseSize);
jQuery('.mean-nav ul:first').slideDown();
menuOn = true;
} else {
jQuery('.mean-nav ul:first').slideUp();
menuOn = false;
}
$navreveal.toggleClass("meanclose");
meanInner();
jQuery(removeElements).addClass('mean-remove');
});
// for one page websites, reset all variables...
if (onePage) {
jQuery('.mean-nav ul > li > a:first-child').on("click", function () {
jQuery('.mean-nav ul:first').slideUp();
menuOn = false;
jQuery($navreveal).toggleClass("meanclose").html(meanMenuOpen);
});
}
} else {
meanOriginal();
}
};
if (!isMobile) {
// reset menu on resize above meanScreenWidth
jQuery(window).resize(function () {
currentWidth = window.innerWidth || document.documentElement.clientWidth;
if (currentWidth > meanScreenWidth) {
meanOriginal();
} else {
meanOriginal();
}
if (currentWidth <= meanScreenWidth) {
showMeanMenu();
meanCentered();
} else {
meanOriginal();
}
});
}
jQuery(window).resize(function () {
// get browser width
currentWidth = window.innerWidth || document.documentElement.clientWidth;
if (!isMobile) {
meanOriginal();
if (currentWidth <= meanScreenWidth) {
showMeanMenu();
meanCentered();
}
} else {
meanCentered();
if (currentWidth <= meanScreenWidth) {
if (meanMenuExist === false) {
showMeanMenu();
}
} else {
meanOriginal();
}
}
});
// run main menuMenu function on load
showMeanMenu();
});
};
})(jQuery);