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自定义分页

时间:2015-05-05 15:45:06      阅读:107      评论:0      收藏:0      [点我收藏+]

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基本模板:

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">

    <style>
        .pagination {
            display: inline-block;
            padding-left: 0;
            margin: 20px 0;
            border-radius: 4px;
        }
        .pagination>li {
            display: inline;
        }
        .pagination>li>a:hover, .pagination>li>span:hover, .pagination>li>a:focus, .pagination>li>span:focus {
            color: #157ab5;
            background-color: #eeeeee;
            border-color: #dddddd;
        }
        .pagination>.active>a, .pagination>.active>span, .pagination>.active>a:hover, .pagination>.active>span:hover, .pagination>.active>a:focus, .pagination>.active>span:focus {
            z-index: 2;
            color: #999999;
            background-color: #f5f5f5;
            border-color: #dddddd;
            cursor: default;
        }
        .pagination>li:first-child>a, .pagination>li:first-child>span {
            margin-left: 0;
            border-bottom-left-radius: 4px;
            border-top-left-radius: 4px;
        }
        .pagination>li>a, .pagination>li>span {
            position: relative;
            float: left;
            padding: 8px 12px;
            line-height: 1.42857143;
            text-decoration: none;
            color: #2fa4e7;
            background-color: #ffffff;
            border: 1px solid #dddddd;
            margin-left: -1px;
        }
    </style>
    <script src="http://cdn.bootcss.com/jquery/1.11.2/jquery.min.js"></script>
    <script>
        ;(function ($, window, document, undefined) {
            var methods = {
                init: function (obj, option) {
                    return (function () {
                        methods.fillHtml(obj, option);
                        methods.bindEvent(obj,option);
                    })();//立即执行
                },

                bindEvent: function (obj, option) {
                    //给每个页码设置点击事件.
                    return (function(){
                        obj.on(‘click‘,‘li>a‘,function(e){
                            e.preventDefault();
                            var pageCurrent=parseInt($(this).attr("data"));
                            debugger;
                            if(pageCurrent<1||pageCurrent>option.pageTotal){
                                return false;
                            }
                            option.pageCurrent=pageCurrent;
                            methods.fillHtml(obj,option);
                            if(typeof(option.callback)=="function" ){
                                option.callback();//执行回调函数
                            }
                        });
                    })();
                },
                fillHtml: function (obj, option) {
                    obj.empty();
                    //设置链接
                    var pageCurrent =option.pageCurrent;
                    var prevPage = pageCurrent - 1;
                    var nextPage = pageCurrent + 1;
                    var pageSize = option.pageSize;
                    var total = option.total;

                    var pageTotal = parseInt(total / pageSize);
                    if (pageTotal < 1) {
                        pageTotal = 1;
                    } else if (total % pageSize > 0) {
                        pageTotal = pageTotal + 1;
                    }
                    option.pageTotal=pageTotal;
                    //各个页码的生成
                    var lis = [];
                    lis.push(methods.createPrevElement(prevPage));
                    if (pageTotal <= 1) {

                    } else if (pageTotal > 1 && pageTotal <= 10) {//总条数最多10条: 直接显示所有页码
                        for (var pageNo = 1; pageNo <= pageTotal; pageNo++) {
                            var pageLi = methods.createPageNo(pageNo, pageCurrent);
                            lis.push(pageLi);
                        }
                    } else { //总条数超过10条,再根据当前页码来设置要显示的页码
                        if (pageCurrent < 7) {
                            for (var pageNo = 1; pageNo <= 7; pageNo++) {
                                var pageLi = methods.createPageNo(pageNo, pageCurrent);
                                lis.push(pageLi);
                            }
                            //设置最后三页
                            lis.push(methods.lastThreePageNo(pageTotal));
                        } else if (pageCurrent >= 7 && pageCurrent < pageTotal - 3) {
                            //设置前三页
                            lis.push(methods.firstThreePageNo());

                            //设置中间页码 中间显示5个页码
                            for (var pageNo = pageCurrent - 2; pageNo <= pageCurrent + 2; pageNo++) {
                                var pageLi = methods.createPageNo(pageNo, pageCurrent);
                                lis.push(pageLi);
                            }

                            //设置最后三页
                            lis.push(methods.lastThreePageNo(pageTotal));
                        } else {
                            //设置前三页
                            lis.push(methods.firstThreePageNo());

                            //设置后面页码
                            for (var pageNo = pageTotal - 6; pageNo <= pageTotal; pageNo++) {
                                var pageLi = methods.createPageNo(pageNo, pageCurrent);
                                lis.push(pageLi);
                            }
                        }
                    }
                    lis.push(methods.createNextElement(nextPage, pageTotal));
                    var ul = ‘<ul class="pagination">‘ + lis.join("") + ‘</ul>‘;
                    obj.append(ul);
                },

                //创建页码
                createPageNo: function (pageNo, pageCurrent) {
                    var pageLi = ‘<li>‘;
                    if (pageNo == pageCurrent) {
                        pageLi = ‘<li class="active">‘;
                    }
                    pageLi += ‘<a href="#" data="‘ + pageNo + ‘">‘ + pageNo + ‘</a></li>‘;
                    return pageLi;
                },

                //创建前三页
                firstThreePageNo: function () {
                    var lis = [];
                    for (var pageNo = 1; pageNo <= 3; pageNo++) {
                        lis.push(methods.createPageNo(pageNo));
                    }
                    lis.push("<li><a>...</a></li>");
                    return lis.join("");
                },

                //创建后三页
                lastThreePageNo: function (pageTotal) {
                    var lis = [];
                    lis.push(‘<li><a>...</a></li>‘);
                    for (var pageNo = pageTotal - 2; pageNo <= pageTotal; pageNo++) {
                        lis.push(methods.createPageNo(pageNo));
                    }
                    return lis.join("");
                },

                //创建上一页
                createPrevElement: function (prevPage) {
                    var prevLi = ‘<li class="prev"><a href="#" data="‘ + prevPage + ‘">&laquo;上一页</a></li>‘;
                    if (prevPage < 1) {
                        prevLi = ‘<li class="prev disabled"><a data="‘ + prevPage + ‘">&laquo;上一页</a></li>‘;
                    }
                    return prevLi;
                },

                //创建下一页
                createNextElement: function (nextPage, pageTotal) {
                    var nextLi = ‘<li class="next"><a href="#" data="‘ + nextPage + ‘">下一页&raquo;</a></li>‘;
                    if (nextPage > pageTotal) {
                        nextLi = ‘<li class="next disabled"><a data="‘ + nextPage + ‘">下一页&raquo;</a></li>‘;
                    }
                    return nextLi;
                }
            };


            //暴露接口
            $.fn.Pager = function (option) {
                var option = $.extend({
                    total:0,//总页数
                    pageSize: 20,//每页大小
                    pageCurrent: 1, //当前页码
                    callback:function(){}
                }, option);
                methods.init(this, option);
            };
        })(jQuery, window, document);
    </script>

    <title>分页插件</title>
    <script type="text/javascript">
        $(function () {
            $("#pager").Pager({
                total:200,
                pageSize: 10,//每页大小
                pageCurrent: 8, //当前页码
                callback:null
            });
        });
    </script>
</head>
<body>
  <div id="pager"></div>
</body>
</html>

 

自定义分页

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原文地址:http://www.cnblogs.com/ry123/p/4478964.html

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