单击后检索有关特定图像的数据.图像显示在gridview的imagebutton中 [英] retrive data regarding to particular image after click.Images are displaying in imagebutton in gridview
本文介绍了单击后检索有关特定图像的数据.图像显示在gridview的imagebutton中的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
只有图像显示在gridview中.我添加了ImageButton，图像显示在Image Button中.我想在单击后检索与特定图像有关的数据.
我的HTML代码如下所示
Only images are displaying in gridview.I have added ImageButton and image are showing in Image Button.I want to retrive data regarding to particular image after click.
My HTML CODE IS GIVEN BELOW
<%@ Page Language="VB" AutoEventWireup="false" CodeFile="Image.aspx.vb" Inherits="Image" EnableEventValidation="false" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<style type="text/css">
.griditem
{}
</style>
</head>
<body>
<form id="form1" runat="server">
<div align="center">
<asp:GridView ID="gvShape" runat="server" AllowPaging="false"
EditRowStyle-HorizontalAlign="Center" AutoGenerateColumns="False" Width ="100px"
CellPadding="4" Font-Names="calibri" Font-Size="Small" ForeColor="#333333"
PageSize="4">
<RowStyle BackColor="#EFF3FB" Font-Names="calibri" HorizontalAlign="Left" />
<Columns>
<asp:ButtonField Text="SingleClick" CommandName="SingleClick" Visible="false"/>
<asp:ButtonField Text="DoubleClick" CommandName="DoubleClick" Visible="false"/>
<asp:TemplateField HeaderText="">
<ItemTemplate>
<asp:ImageButton ID="Image1" CommandName="DoubleClick" OnClick ="SingleClick" runat="server" Width="120" Height="100" ImageUrl='<%# "Handler.ashx?ImID=" + Eval("image1") %>'/>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="">
<ItemTemplate>
<asp:ImageButton ID="Image2" CommandName="DoubleClick" OnClick ="SingleClick" runat="server" Width="120" Height="100" ImageUrl='<%# "Handler.ashx?ImID=" + Eval("image2") %>'/>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="">
<ItemTemplate>
<asp:ImageButton ID="Image3" CommandName="DoubleClick" OnClick ="SingleClick" runat="server" Width="120" Height="100" ImageUrl='<%# "Handler.ashx?ImID=" + Eval("image3") %>'/>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="">
<ItemTemplate>
<asp:ImageButton ID="Image4" CommandName="DoubleClick" OnClick ="SingleClick" runat="server" Width="120" Height="100" ImageUrl='<%# "Handler.ashx?ImID=" + Eval("image3") %>'/>
</ItemTemplate>
</asp:TemplateField>
<%--<asp:TemplateField HeaderText="">
<ItemTemplate>
<asp:ImageButton ID="Image1" runat="server" Width="120" Height="100" ImageUrl='<%# "Handler.ashx?ImID=" + Eval("image1") %>/>
<asp:Image ID="Image1" runat="server" Width="120" Height="100" ImageUrl='<%# "Handler.ashx?ImID=" + Eval("image1") %>'
/>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="">
<ItemTemplate>
<asp:Image ID="Image2" runat="server" Width="120" Height="100" ImageUrl='<%# "Handler.ashx?ImID=" + Eval("image2") %>'
/>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="">
<ItemTemplate>
<asp:Image ID="Image3" runat="server" Width="120" Height="100" ImageUrl='<%# "Handler.ashx?ImID=" + Eval("image3") %>'
/>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="">
<ItemTemplate>
<asp:Image ID="Image4" runat="server" Width="120" Height="100" ImageUrl='<%# "Handler.ashx?ImID=" + Eval("image4") %>'
/>
</ItemTemplate>
</asp:TemplateField>--%>
</Columns>
<FooterStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
<PagerStyle BackColor="#2461BF" ForeColor="White" HorizontalAlign="Center" />
<SelectedRowStyle BackColor="#D1DDF1" Font-Bold="True" ForeColor="#333333" />
<HeaderStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" HorizontalAlign="Left" />
<EditRowStyle BackColor="#2461BF" />
<AlternatingRowStyle BackColor="White" BorderStyle="None" />
</asp:GridView>
<br />
<asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
<%-- <asp:GridView ID="gvDtls" runat="server" AutoGenerateColumns="false" Width="83%"
border="0" AllowPaging="true" BorderColor="white"
cssClass="griditem" PageSize="10" >
<PagerSettings Mode="Numeric" Position="TopAndBottom"/>
<PagerStyle CssClass="mypager" HorizontalAlign="right" />
<Columns>
<asp:TemplateField>
<HeaderStyle CssClass="dispnone" />
<ItemTemplate>
<table width="100%">
<tr>
<td class="bdr-grey">
<table width="100%" border="0" cellspacing="0" cellpadding="0" Class="griditem" >
<tr>
<td width="60px" height="60px" Class="griditem" >
<%#Container.DataItem("Column1")%>
</td>
<td width="60px" height="60px" Class="griditem" >
<%#Container.DataItem("Column2")%>
</td>
<td width="60px" height="60px" Class="griditem" >
<%#Container.DataItem("Column3")%>
</td>
<td width="60px" height="60px" Class="griditem" >
<%#Container.DataItem("Column4")%>
</td>
</tr>
</table>
</td>
</tr>
</table>
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>--%>
</div>
</form>
</body>
</html>
推荐答案
se DataKeys gridview的属性，用于存储每个记录的主键
请参见下面的示例
DataKeyNames [
se DataKeys Property of gridview to store primary key of each record
see example below
DataKeyNames[^]
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