无框架Ajax分页(原创)
最近想做一个Ajax的功能,网上一搜几乎全是基于某某框架的Ajax分页,要么需给页面加上<scriptManager></scriptManager>,要么需引入某dll,要么需使用类似于jquery的框架。使用如上方法确实可以实现Ajax分页效果,但我总觉得不够简洁,研究了一下午,终于捣鼓出了点东西O_o
不废话了,开始正题。
首先创建前台页面MyAjaxPager.aspx
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画面很简单,就是一排index地址,当点击链接后会以ajax的方式将数据绑定到下边的repeater。
主要功能是在处理Ajax请求的AjaxProcess.aspx页面实现的,我们来看看。
AjaxProcess.aspx
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注意,这个Ajax处理页面的aspx部分并不像往常那样是光秃秃的,只有<% %>内的信息,它的下面多了一个repeater控件,细心的朋友会发现,这个repeater控件和主页面的repeater控件一摸一样。就是利用这个repeater控件来生成返回的html内容的,具体怎么做,请看代码:
AjaxProcess.aspx.cs
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代码相当简单,GenerateData()方法用来生成一个DataSource,GetData(int index)方法用来读取分页信息。在Page_Load事件中,会首先获取请求字符串中的index(页码),然后利用index取得当前页的信息并将它绑定到repeater控件上,然后利用GetHtml()方法来获取绑定数据后的repeater控件的html内容,将它返回。
Ok,在主页面的js中。
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我们获取返回的这段html,并将它的内容输出到主页面的制定div中,到此就成功完成了一次分页请求。
这是一个简单的demo,如果有需要,还可以加一些分页等待过程中的动画什么的,这里就不详述了。
以上东西希望可以帮助到有需要的朋友。