SimpleTaskSystem.Web/Assets/JQueryTools/bootstrap-3.2.0/js/stickUp.js

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

jQuery(
function($) {
	$(document).ready(function(){
		var contentButton = [];
		var contentTop = [];
		var content = [];
		var lastScrollTop = 0;
		var scrollDir = '';
		var itemClass = '';
		var itemHover = '';
		var menuSize = null;
		var stickyHeight = 0;
		var stickyMarginB = 0;
		var currentMarginT = 0;
		var topMargin = 0;
		$(window).scroll(function(event){
   			var st = $(this).scrollTop();
   			if (st > lastScrollTop){
       			scrollDir = 'down';
   			} else {
      			scrollDir = 'up';
   			}
  			lastScrollTop = st;
		});
		$.fn.stickUp = function( options ) {
			// adding a class to users div
			$(this).addClass('stuckMenu');
        	//getting options
        	var objn = 0;
        	if(options != null) {
	        	for(var o in options.parts) {
	        		if (options.parts.hasOwnProperty(o)){
	        			content[objn] = options.parts[objn];
	        			objn++;
	        		}
	        	}
	  			if(objn == 0) {
	  				console.log('error:needs arguments');
	  			}

	  			itemClass = options.itemClass;
	  			itemHover = options.itemHover;
	  			if(options.topMargin != null) {
	  				if(options.topMargin == 'auto') {
	  					topMargin = parseInt($('.stuckMenu').css('margin-top'));
	  				} else {
	  					if(isNaN(options.topMargin) && options.topMargin.search("px") > 0){
	  						topMargin = parseInt(options.topMargin.replace("px",""));
	  					} else if(!isNaN(parseInt(options.topMargin))) {
	  						topMargin = parseInt(options.topMargin);
	  					} else {
	  						console.log("incorrect argument, ignored.");
	  						topMargin = 0;
	  					}	
	  				}
	  			} else {
	  				topMargin = 0;
	  			}
	  			menuSize = $('.'+itemClass).size();
  			}