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asp.net 上传大文件 开源控件

2008-09-08 16:53 417 查看
非常感谢 Brettle 的开源

支持.net 1.1 .NET 2.0

这里是 live demo

很不容易发现的,在.net下面要找个开源的东西真是难也。

当然大文件上传有很多组件比如ABCUPLOAD SlickUpload不过都不是开源都是商业代码带来的就是N多的$,所以。。。

安装办法

下载地址:http://www.brettle.com/neatupload#Download

1.在工具箱中添加Brettle.Web.NeatUpload.dll,可以看到工具箱中出现InputFile等控件。

2.复制文件夹NeatUpload到根目录.

3.拖放使用上传控件InputFile和进度条ProgressBar,添加上传文件的按钮.aspx页面代码如下:

<body>

<form id="form1" runat="server">

<div>

<upload:InputFile id="AttachFile" runat="server"></upload:InputFile>

<asp:Button ID="Upload" runat="server" Text="Upload" OnClientClick="ToggleVisibility('ProgressBar','on')" OnClick="Upload_Click"/>

<div id="ProgressBar" style="display:none;">

<upload:progressbar id="pbProgressBar" runat="server" Inline="true" Width="500px" Height="100"> </upload:progressbar>

</div>

</div>

</form>

</body>

4.添加脚本代码ToggleVisiblity函数到页面上如下:

<script type="text/javascript" language="javascript">

function ToggleVisibility(id, type)

{

el = document.getElementById(id);

if(el.style)

{

if(type == 'on')

{

el.style.display = 'block';

}

else

{

el.style.display = 'none';

}

}

else

{

if(type == 'on')

{

el.display = 'block';

}

else

{

el.display = 'none';

}

}

}

</script>

5.给上传文件的按钮添加事件Upload_Click

protected void Upload_Click(object sender, EventArgs e)

<httpModules useFullyQualifiedRedirectUrl="true">

<add name="UploadHttpModule" type="Brettle.Web.NeatUpload.UploadHttpModule, Brettle.Web.NeatUpload" />

</httpModules>

7.需要在web.config进行其他一些设置才能保证完美

在<configuration>里面加入

<configSections>

<sectionGroup name="system.web">

<section name="neatUpload" type="Brettle.Web.NeatUpload.ConfigSectionHandler, Brettle.Web.NeatUpload" allowLocation="true" />

</sectionGroup>

</configSections>

在 <system.web>加入

<neatUpload useHttpModule="false" maxNormalRequestLength="4096" maxRequestLength="2097151" defaultProvider="FilesystemUploadStorageProvider">

<providers>

<add name="FilesystemUploadStorageProvider"

type="Brettle.Web.NeatUpload.FilesystemUploadStorageProvider, Brettle.Web.NeatUpload" />

</providers>

</neatUpload>

在<configuration>里面的后面位置加入

<location path="Default.aspx" >

<system.web>

<neatUpload useHttpModule="true" />

<httpRuntime maxRequestLength="2097151" executionTimeout="3600" useFullyQualifiedRedirectUrl="true" />

</system.web>

</location>

</configuration>
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