Datalist控件未正确显示图像 [英] Datalist control not showing Images properly

问题描述

我使用datalist控件来显示缩略图等图像。这些图像来自Image_folder。

我使用fileupload控件将图像保存在Image_folder中。 />
但是这个数据表并没有显示图像。我做了什么？

Hi,
I am using datalist control to show images like thumbnails.These images are from Image_folder.
I used fileupload control to save images in Image_folder.
But this datalist doesnot shows images.What I do?

推荐答案

< asp：DataList ID =ddlMessagerunat =serverCellPadding =2CellSpacing =5高度=143px

RepeatColumns =4RepeatDirection =Horizo​​ntalWidth =123px>

< ItemTemplate> ;

< tr>

< td>

< asp：图片ID =Image1runat =serverBorderColor = ＃33CC33Height =143pxImageUrl =<％＃getSRC（Container.DataItem）％>

Width =123px/>

< / td>

< / tr>



< / ItemTemplate>

< / asp：DataList>

<asp:DataList ID="ddlMessage" runat="server" CellPadding="2" CellSpacing="5" Height="143px"
RepeatColumns="4" RepeatDirection="Horizontal" Width="123px">
<ItemTemplate>
<tr>
<td>
<asp:Image ID="Image1" runat="server" BorderColor="#33CC33" Height="143px" ImageUrl="<%# getSRC(Container.DataItem) %>"
Width="123px" />
</td>
</tr>

</ItemTemplate>
</asp:DataList>

public string getSRC(object imgSRC)
   {
       DataRowView dRView = (DataRowView)imgSRC;
       string ImageName = dRView["ItemImage"].ToString();
       if (ImageName == "NoImage")
       {
           return ResolveUrl(@"~/UserImage/missing.jpg");
       }
       else
       {
           return ResolveUrl(" Image_folder/" + ImageName);

       }
   }

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