jquery implements dynamic sliding menu effect that can be expanded horizontally and vertically

The example in this article describes jquery's implementation of a dynamic sliding menu effect that can be expanded horizontally and vertically. Share it with everyone for your reference. The details are as follows:

Here is a demonstration of the effect of two drop-down navigation menus, which are implemented using jquery.easing.1.3.js, jquery.naviDropDown.1.0.js and jquery.hoverIntent.minified.js. The latest jquery version can also be introduced, in In the demo page, there are drop-down menus that slide out horizontally and horizontally, and navigation menus that slide out right in the vertical layout. You can choose to use them according to your needs.

The screenshot of the running effect is as follows:

The online demo address is as follows:

http://demo.jb51.net/js/2015/jquery-right-down-show-nav-menu-codes/

The specific code is as follows:

<!DOCTYPE html>
<head>
<title>jQuery纵向横向动态下拉导航菜单</title>
<script type="text/javascript" src="js/jquery-1.6.2.min.js"></script>
<script type="text/javascript" src="js/jquery.easing.1.3.js"></script>
<script type="text/javascript" src="js/jquery.hoverIntent.minified.js"></script>
<script type="text/javascript">
//jquery.naviDropDown.1.0.js
(function($){
 $.fn.naviDropDown = function(options) { 
 var defaults = { 
  dropDownClass: 'dropdown',
  dropDownWidth: 'auto',
  slideDownEasing: 'easeInOutCirc',
  slideUpEasing: 'easeInOutCirc',
  slideDownDuration: 500,
  slideUpDuration: 500,
  orientation: 'horizontal'
 }; 
 var opts = $.extend({}, defaults, options);  
 return this.each(function() { 
  var $this = $(this);
  $this.find('.'+opts.dropDownClass).css('width', opts.dropDownWidth).css('display', 'none');
  var buttonWidth = $this.find('.'+opts.dropDownClass).parent().width() + 'px';
  var buttonHeight = $this.find('.'+opts.dropDownClass).parent().height() + 'px';
  if(opts.orientation == 'horizontal') {
  $this.find('.'+opts.dropDownClass).css('left', '0px').css('top', buttonHeight);
  }
  if(opts.orientation == 'vertical') {
  $this.find('.'+opts.dropDownClass).css('left', buttonWidth).css('top', '0px');
  }
  $this.find('li').hoverIntent(getDropDown, hideDropDown);
 });
 function getDropDown(){
  activeNav = $(this);
  showDropDown();
 }
 function showDropDown(){
  activeNav.find('.'+opts.dropDownClass).slideDown({duration:opts.slideDownDuration, easing:opts.slideDownEasing});
 }
 function hideDropDown(){
  activeNav.find('.'+opts.dropDownClass).slideUp({duration:opts.slideUpDuration, easing:opts.slideUpEasing});//hides the current dropdown
 }
 };
})(jQuery);
</script>
<script type="text/javascript">
$(function(){
 $('#navigation_horiz').naviDropDown({
  dropDownWidth: '300px'
 });
 $('#navigation_vert').naviDropDown({
  dropDownWidth: '300px',
  orientation: 'vertical'
 });
});
</script>
<style type="text/css">
* {margin:0; padding:0; font-family:Arial, Helvetica, sans-serif; font-size:11px; font-weight:bold; line-height:16px}
.container {margin:10px auto; width:950px; height:300px; background:#eee; padding:50px 0 0 0} 
#navigation_horiz {width:820px; clear:both; padding:0 0 0 0; margin:0 auto}
#navigation_horiz ul {height:50px; display:block}
#navigation_horiz ul li {display:block; float:left; width:200px; height:50px; background:#999; margin:0 1px 0 0; position:relative}
#navigation_horiz ul li a.navlink {display:block; width:200px; height:30px; padding: 20px 0 0 0; text-align:center; color:#fff; text-decoration:none}
#navigation_horiz .dropdown {position:absolute; padding:20px; border-bottom-right-radius:10px; border-bottom-left-radius:10px; -moz-border-radius-bottomright:10px; -moz-border-radius-bottomleft:10px}
#navigation_vert {width:820px; clear:both; padding:0 0 0 0; margin:0 auto}
#navigation_vert ul {height:50px; display:block}
#navigation_vert ul li {display:block; width:200px; height:50px; background:#999; margin:0 0 1px 0; position:relative}
#navigation_vert ul li a.navlink {display:block; *display:inline-block; width:200px; height:30px; padding: 20px 0 0 0; text-align:center; color:#fff; text-decoration:none}
#navigation_vert .dropdown {position:absolute; padding:20px; border-bottom-right-radius:10px; border-top-right-radius:10px; -moz-border-radius-bottomright:10px; -moz-border-radius-topright:10px}
#navigation_horiz ul li #dropdown_one {background:#ccc; color:#fff}
#navigation_horiz ul li #dropdown_one a {color:red}
#navigation_horiz ul li #dropdown_two {background:#ccc; color:#fff}
#navigation_horiz ul li #dropdown_two a {color:black}
#navigation_horiz ul li #dropdown_three {background:#ccc; color:#fff} 
#navigation_horiz ul li #dropdown_three a {color:gray}
#navigation_vert ul li #dropdown_four {background:#333; color:#fff}
#navigation_vert ul li #dropdown_four a {color:red}
#navigation_vert ul li #dropdown_five {background:#666; color:#fff}
#navigation_vert ul li #dropdown_five a {color:black}
#navigation_vert ul li #dropdown_six {background:#777; color:#fff} 
#navigation_vert ul li #dropdown_six a {color:orange}
</style>
</head>
<body>
 <div class="container">
  <div id="navigation_horiz">
  <ul>
   <li>
    <a href="" class="navlink">List Item</a>
   <div class="dropdown" id="dropdown_one">  
    <p><a href="#">This is a Link</a></p>
    <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin blandit sodales justo, id fringilla eros dapibus vitae. Morbi molestie enim diam, a vulputate neque. Morbi sit amet nunc id quam mollis aliquet. Donec sed massa justo, ut congue enim. Praesent lobortis viverra dolor commodo euismod. </p>
   </div><!-- .dropdown_menu --> 
   </li>
   <li>
    <a href="" class="navlink">List Item</a>
   <div class="dropdown" id="dropdown_two">  
    <p><a href="#">This is a Link</a></p>
    <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin blandit sodales justo, id fringilla eros dapibus vitae. Morbi molestie enim diam, a vulputate neque. Morbi sit amet nunc id quam mollis aliquet. Donec sed massa justo, ut congue enim. Praesent lobortis viverra dolor commodo euismod. </p>
   </div><!-- .dropdown_menu --> 
   </li>
   <li><a href="" class="navlink">List Item</a></li>
   <li>
    <a href="" class="navlink">List Item</a>
   <div class="dropdown" id="dropdown_three">  
    <p><a href="#">This is a Link</a></p>
    <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin blandit sodales justo, id fringilla eros dapibus vitae. Morbi molestie enim diam, a vulputate neque. Morbi sit amet nunc id quam mollis aliquet. Donec sed massa justo, ut congue enim. Praesent lobortis viverra dolor commodo euismod. </p>
   </div><!-- .dropdown_menu -->  
   </li>
  </ul>
  </div><!-- #navigation_horiz -->
 </div><!-- .container -->
 <div class="container">
  <div id="navigation_vert">
  <ul>
   <li>
    <a href="" class="navlink">List Item</a>
   <div class="dropdown" id="dropdown_four">  
    <p><a href="#">This is a Link</a></p>
    <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin blandit sodales justo, id fringilla eros dapibus vitae. Morbi molestie enim diam, a vulputate neque. Morbi sit amet nunc id quam mollis aliquet. Donec sed massa justo, ut congue enim. Praesent lobortis viverra dolor commodo euismod. </p>
   </div><!-- .dropdown_menu --> 
   </li>
   <li>
    <a href="" class="navlink">List Item</a>
   <div class="dropdown" id="dropdown_five">  
    <p><a href="#">This is a Link</a></p>
    <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin blandit sodales justo, id fringilla eros dapibus vitae. Morbi molestie enim diam, a vulputate neque. Morbi sit amet nunc id quam mollis aliquet. Donec sed massa justo, ut congue enim. Praesent lobortis viverra dolor commodo euismod. </p>
   </div><!-- .dropdown_menu --> 
   </li>
   <li><a href="" class="navlink">List Item</a></li>
   <li>
    <a href="" class="navlink">List Item</a>
   <div class="dropdown" id="dropdown_six">  
    <p><a href="#">This is a Link</a></p>
    <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin blandit sodales justo, id fringilla eros dapibus vitae. Morbi molestie enim diam, a vulputate neque. Morbi sit amet nunc id quam mollis aliquet. Donec sed massa justo, ut congue enim. Praesent lobortis viverra dolor commodo euismod. </p>
   </div><!-- .dropdown_menu -->  
   </li>
  </ul>
  </div><!-- #navigation_vert -->
 </div><!-- .container -->
</body>
</html>

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I hope this article will be helpful to everyone’s jquery programming design.

jquery implements dynamic sliding menu effect that can be expanded horizontally and vertically_jquery