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C# 如何获取listview的行索引?_C#_Asp.net_Sql_Listview - Fatal编程技术网

C# 如何获取listview的行索引?

C# 如何获取listview的行索引?,c#,asp.net,sql,listview,C#,Asp.net,Sql,Listview,我有一个listview,它显示数据库中的图像,代码如下所示 <ItemTemplate> <td runat="server" style="background-color: #E0FFFF;color: #333333;"> <asp:ImageButton ID="ImageButton1" runat="server" ImageUrl='<%# "imageHandler.ashx?I

我有一个listview,它显示数据库中的图像,代码如下所示

 <ItemTemplate>
         <td runat="server" style="background-color: #E0FFFF;color: #333333;">
          <asp:ImageButton ID="ImageButton1" runat="server" 
           ImageUrl='<%# "imageHandler.ashx?ID=" + Eval("ID")%>' />
          </td>
 </ItemTemplate>

数据源如下所示

<asp:SqlDataSource ID="SqlDataSource1" runat="server" 
ConnectionString="<%$ ConnectionStrings:GalleryConnectionString %>" 
SelectCommand="SELECT [ID], [IMAGE] FROM [Icon]"></asp:SqlDataSource>


现在,我想获取所选图像按钮的行索引,以供进一步示例。我该如何操作?请指导我?

在单击
imagebutton
时创建一个事件:

protected void ImageButton1_click(object sender, EventArgs e)
{
    ImgaeButton btnSender = (ImageButton)sender;
    ListViewItem lvItem = (ListViewItem)btnSender.NamingContainer;
    lvItem.DataItemIndex();
    lvItem.DisplayIndex();
}
DataItemIndex
获取绑定的数据项的索引


DisplayIndex
获取数据项在
列表视图中显示的位置

我已经用这段代码完成了,谢谢所有的stackoverflow(我的老师)


你试过任何代码吗?
 protected void abc(object sender, ListViewCommandEventArgs e)
    {
        // if(e.CommandSource == System.Web.UI.WebControls.ImageButton)
        ListViewDataItem dataItem = (ListViewDataItem)e.Item;
        //int RowID = Convert.ToInt32(ListView1.DataKeys[dataItem.DisplayIndex].Value);
        int DispalyIndex = e.Item.DisplayIndex;
        int ItemIndex = e.Item.DataItemIndex;
        ImageButton imgbtn = (ImageButton)dataItem.FindControl("ImageButton1");
        if (imgbtn != null)
        {
            string imageurl = imgbtn.ImageUrl;
            if (imageurl != null && imageurl != string.Empty)
            {
                int equalindex = imageurl.IndexOf("=");
                int Totallength = (imageurl.TrimEnd()).TrimStart() .Length;
                int ImageID = Convert.ToInt32(imageurl.Substring(equalindex + 1, (Totallength -(equalindex+1))));
            }

        }
    }