即使使用更新面板，AsyncFileUpload也不会部分回发？ [英] AsyncFileUpload does not partial postback even using update panel?

问题描述

//我的问题是两个asyncFileUpload控件无法获得部分回发？

//我该如何解决？

//谢谢

 <   table  >  
 <   tr  >  
 <   td  >  
 <   asp：UpdatePanel     ID   =  UpdatePanel1    runat   =  server  >  
 <   contenttemplate  >  <   asp：TextBox     ID   =  txtID1    runat   =  server    AutoPostBack   =  True    /  >  
 <   asp： RequiredFieldValidator     ID   =  ValitxtID1 runat =  server    ID    ControlToValidate   =  txtID1   显示  = 无    /  >  
 <   / contenttemplate  >  
 
 <   / td  > ;  
 <   / tr  >  
 <   tr  < span class =code-keyword>>  
 <   td  >  
 <   asp：UpdatePanel     ID   =  UpdatePanel2    runat   = 服务器 >  
 <   contenttemplate  >  
 <   ajax：AsyncFileUpload     ID   =  fileUpload1      runat   =  server    /  >  
 <   / contenttemplate  >  
 
 <   / td  >  
 <   / tr  >  
 
  <   tr  >  
 <  < span class =code-leadattribute> td  >  
 <   asp：UpdatePanel     ID   =  UpdatePanel3    runat   = 服务器 > ;  
 <   contenttemplate   >  
 <   ajax：AsyncFileUpload     ID   =  fileUpload2       runat   =  server    /  >  
 <   / contenttemplate  >  
 
 <   / td  >  
 <   / tr  >  
 
 
 <   / table  >  

解决方案

在每个UpdatePanel上设置UPDATEMODE =CONDITIONAL。

请参阅： http://www.asp.net/ajax/d ocumentation / live / overview / updatepaneloverview.aspx [ ^ ]

//My problem is the two asyncFileUpload Control can't get partial postback ?
//How should i solve this?
//Thanks

<table>
<tr>
<td>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<contenttemplate> <asp:TextBox ID="txtID1" runat="server" AutoPostBack="True" />
<asp:RequiredFieldValidator ID="ValitxtID1 runat="server" ID" ControlToValidate="txtID1" Display="None" />
</contenttemplate>

</td>
</tr>
<tr>
<td>
<asp:UpdatePanel ID="UpdatePanel2" runat="server">
<contenttemplate>
<ajax:AsyncFileUpload ID="fileUpload1"  runat="server" />
</contenttemplate>

</td>
</tr>

<tr>
<td>
<asp:UpdatePanel ID="UpdatePanel3" runat="server">
<contenttemplate>
<ajax:AsyncFileUpload ID="fileUpload2"  runat="server" />
</contenttemplate>

</td>
</tr>


</table>

解决方案

set UPDATEMODE="CONDITIONAL" on each UpdatePanel.
See: http://www.asp.net/ajax/documentation/live/overview/updatepaneloverview.aspx[^]

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