jQuery实现的无刷新分页演示效果

浏览数：26 / 时间：2015年06月09日

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<head>
<FCK:meta http-equiv="Content-Type" content="text/html; charset=utf-8"  />
<title>jQuery实现的无刷新分页演示效果丨亿诚-潜水曝气机</title>
<script type="text/javascript" src="/images/jquery1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
    var show_per_page = 5; 
    var number_of_items = $(‘#content‘).children().size();
    var number_of_pages = Math.ceil(number_of_items/show_per_page);
    $(‘#current_page‘).val(0);
    $(‘#show_per_page‘).val(show_per_page);
    var navigation_html = ‘<a class="previous_link" href="javascript:previous();">Prev</a>‘;
    var current_link = 0;
    while(number_of_pages > current_link){
        navigation_html += ‘<a class="page_link" href="javascript:go_to_page(‘ + current_link +‘)" longdesc="‘ + current_link +‘">‘+ (current_link + 1) +‘</a>‘;
        current_link++;
    }
    navigation_html += ‘<a class="next_link" href="javascript:next();">Next</a>‘;
    $(‘#page_navigation‘).html(navigation_html);
    $(‘#page_navigation .page_link:first‘).addClass(‘active_page‘);
    $(‘#content‘).children().css(‘display‘, ‘none‘);
    $(‘#content‘).children().slice(0, show_per_page).css(‘display‘, ‘block‘);    
});

function previous(){
    new_page = parseInt($(‘#current_page‘).val()) - 1;
    if($(‘.active_page‘).prev(‘.page_link‘).length==true){
        go_to_page(new_page);
    }
}

function next(){
    new_page = parseInt($(‘#current_page‘).val()) + 1;
    //if there is an item after the current active link run the function
    if($(‘.active_page‘).next(‘.page_link‘).length==true){
        go_to_page(new_page);
    }
    
}
function go_to_page(page_num){
    var show_per_page = parseInt($(‘#show_per_page‘).val());
    start_from = page_num * show_per_page;
    end_on = start_from + show_per_page;
    $(‘#content‘).children().css(‘display‘, ‘none‘).slice(start_from, end_on).css(‘display‘, ‘block‘);
    $(‘.page_link[longdesc=‘ + page_num +‘]‘).addClass(‘active_page‘).siblings(‘.active_page‘).removeClass(‘active_page‘);
    $(‘#current_page‘).val(page_num);
}
</script>
<style>
#page_navigation a{
padding:3px;
border:1px solid gray;
margin:2px;
color:black;
text-decoration:none
}
.active_page{
background:darkblue;
color:white !important;
}
</style>
</head>
<body>
<input type=‘hidden‘ id=‘current_page‘ />
<input type=‘hidden‘ id=‘show_per_page‘ />
<div id=‘content‘>
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</div>
<div id=‘page_navigation‘></div><br>
<br>
</body>
</html>
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