jQuery菜单插件用法实例

本文实例讲述了jQuery菜单插件用法。分享给大家供大家参考。具体如下：

这里要分享的是一个菜单插件，在http://plugins.jquery.com/keleyi/ 看到的，使用找个插件可以制作页面底部向上弹出的菜单，不一定在页底，还有多种其他方式。

jQuery菜单插件js文件：

/*!
* Keleyi(jQuery Menu)
* version: 0.1.6
* Copyright (c) 2013 KeLeyi
*/
(function ($) {
  $.fn.keleyi = function (options) {
    var settings = $.extend({
      width: '986px',
      margin: '0px auto',
      isAutoAddTriangle: true,
      item_background_color_hover: '#005500',
      item_background_color: 'transparent',
      item_width: 'auto',
      item_margin: '0px 0px 0px 10px',
      bar_height: 'auto',
      bar_position: 'fixed',
      bar_background_color: "#008000",
      bar_bottom: "0px",
      mainItem_color: "white",
      subItem_color:"white"
    }, options);
    $(this).addClass("keleyi-menu");
    $(this).css({ "width": settings.width, "margin": settings.margin });
    $(this).wrap("
");
    var k_bar = $(this).parent();
    k_bar.css({ "background-color": settings.bar_background_color
    , "height": settings.bar_height, "position": settings.bar_position
    , "bottom": settings.bar_bottom, "min-width": settings.width
    });
    if (! -[1, ] && !window.XMLHttpRequest) {
      if (k_bar.css("position") == "fixed") {
        ie6FixedBottom(k_bar, settings.bar_bottom);
      }
    }
    $(this).parent().append("
");
    $(this).find(">li").css({ "width": settings.item_width, "background-color": settings.item_background_color, "margin": settings.item_margin
    , "padding": "0px", "white-space": "nowrap", "height": "20px", "float": "left", "text-align": "center"
    , "display": "inline-block", "position": "relative"
    });
    $(this).find(">li a").css({ "color": "white", "line-height": "20px"
    , "display": "block", "font-size": "14px"
    });    
    if (settings.isAutoAddTriangle)
      $(this).find(">li").has('ul').find("a:first").append("");
    $(this).find(">li").find("a:first").css({ "width": "100%", "overflow": "hidden", "color": settings.mainItem_color });
    $(this).find(">li").find("b").css({ "border-color": ("transparent transparent " + settings.mainItem_color) })
    $(this).find(">li ul").css({ "padding": "0px", "list-style-type": "none"
    , "background-color": "transparent", "position": "absolute", "display": "none"
    });
    $(this).find(">li").find("li a").css({ "color": settings.subItem_color });
    $(this).find(">li>a").mouseover(function () {
      $(this).parent().css({ "background-color": settings.item_background_color_hover });
      var k_ul = $(this).parent().find("ul");
      if (k_ul.length < 1)
        return;
      k_ul.css({ "background-color": settings.item_background_color_hover, "top": $(this).parent().position().top - (k_ul.height())
        , "left": "0px", "margin": "0px"
      }).show();
      if (k_ul.width() < $(this).parent().width())
        k_ul.width($(this).parent().width());
    });
    $(this).find(">li").mouseleave(function () {
      $(this).find("ul").hide();
      $(this).css("background-color", settings.item_background_color);
    });
    function ie6FixedBottom(fixedobj, bottommargin) {
      fixedobj.css({ "position": "absolute" });
      var k_bm = new Number;
      k_bm = Number(bottommargin.substring(0, bottommargin.length - 2));
      var obj = fixedobj[0];
      function setStyleTop() {
        obj.style.top = document.documentElement.scrollTop + document.documentElement.clientHeight
        - obj.offsetHeight - (parseInt(obj.currentStyle.marginTop, 0) || k_bm) - (parseInt(obj.currentStyle.marginBottom, 0) || k_bm)
      }
      window.onscroll = function () { setStyleTop(); }
      window.onresize = function () { setStyleTop(); }
    }
  }
} (jQuery));

插件css文件：

div.keleyi-menubar{width:100%;visibility:visible;padding:0px;}
ul.keleyi-menu{list-style-type:none;padding:0px;}
ul.keleyi-menu a{text-decoration:none}
ul.keleyi-menu a:hover{text-decoration:underline;}
ul.keleyi-menu>li li{padding:0px;}
ul.keleyi-menu li b{
display:inline-block;
width: 0;
height: 0;
border-width: 4px 4px;
border-style: solid;
border-color: transparent transparent #fff;
font-size: 0;
line-height: 0;
-moz-transition: -moz-transform .2s ease-in;
-o-transition: -o-transform .2s ease-in;
transition: transform .2s ease-in;
vertical-align:text-top;
margin-left:5px
}

jQuery菜单插件例子：

  
  
  
  
  


  

    

      Keleyi
    A jQuery Menu Plugin
    
Browser Support
    Keleyi 0.1.4-0.1.6:IE6+,Chrome,Firefox,Opera,Safari

    Keleyi 0.1.3:IE8+(not support IE6),Chrome,Firefox,Opera,Safari
  
  

  

    
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希望本文所述对大家的jquery程序设计有所帮助。