使用webmethod绑定gridview的模板 [英] bind template filed of gridview using webmethod
问题描述
我有一个asp.net gridview。我正在使用webmethod填充gridview。我能够正确填充boundfield。但我无法填充itemtemplate图像按钮。如何在gridview中绑定Imagebutton。
我的代码是
I have a asp.net gridview. I am populating the gridview using webmethod. I am able to populate the boundfield properly. But I am not able to populated itemtemplate imagebutton. How to bind the Imagebutton in gridview.
My code is
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<script src="ASPSnippets_Pager.min.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
GetCustomers(1);
});
$("[id*=txtSearch]").live("keyup", function () {
GetCustomers(parseInt(1));
});
$(".Pager .page").live("click", function () {
GetCustomers(parseInt($(this).attr('page')));
});
function SearchTerm() {
return jQuery.trim($("[id*=txtSearch]").val());
};
function GetCustomers(pageIndex) {
$.ajax({
type: "POST",
url: "CS.aspx/GetCustomers",
data: '{searchTerm: "' + SearchTerm() + '", pageIndex: ' + pageIndex + '}',
contentType: "application/json; charset=utf-8",
dataType: "json",
success: OnSuccess,
failure: function (response) {
alert(response.d);
},
error: function (response) {
alert(response.d);
}
});
}
var row;
function OnSuccess(response) {
var xmlDoc = $.parseXML(response.d);
var xml = $(xmlDoc);
var customers = xml.find("Customers");
if (row == null) {
row = $("[id*=gvCustomers] tr:last-child").clone(true);
}
$("[id*=gvCustomers] tr").not($("[id*=gvCustomers] tr:first-child")).remove();
if (customers.length > 0) {
$.each(customers, function () {
var customer = $(this);
$("td", row).eq(0).html($(this).find("ContactName").text());
$("td", row).eq(1).html($(this).find("CustomerID").text());
$("td", row).eq(2).html($(this).find("image").text());
$("[id*=gvCustomers]").append(row);
row = $("[id*=gvCustomers] tr:last-child").clone(false);
});
var pager = xml.find("Pager");
$(".Pager").ASPSnippets_Pager({
ActiveCssClass: "current",
PagerCssClass: "pager",
PageIndex: parseInt(pager.find("PageIndex").text()),
PageSize: parseInt(pager.find("PageSize").text()),
RecordCount: parseInt(pager.find("RecordCount").text())
});
$(".ContactName").each(function () {
var searchPattern = new RegExp('(' + SearchTerm() + ')', 'ig');
$(this).html($(this).text().replace(searchPattern, "<span class = 'highlight'>" + SearchTerm() + "</span>"));
});
} else {
var empty_row = row.clone(true);
$("td:first-child", empty_row).attr("colspan", $("td", row).length);
$("td:first-child", empty_row).attr("align", "center");
$("td:first-child", empty_row).html("No records found for the search criteria.");
$("td", empty_row).not($("td:first-child", empty_row)).remove();
$("[id*=gvCustomers]").append(empty_row);
}
};
</script>
</head>
<body>
<form id="form1" runat="server">
Search:
<asp:TextBox ID="txtSearch" runat="server" />
<hr />
<asp:GridView ID="gvCustomers" runat="server" AutoGenerateColumns="false">
<Columns>
<asp:BoundField HeaderStyle-Width="150px" DataField="ContactName" HeaderText="Contact Name"
ItemStyle-CssClass="ContactName" />
<asp:BoundField HeaderStyle-Width="150px" DataField="CustomerID" HeaderText="CustomerID" />
<asp:TemplateField HeaderText="Image" ItemStyle-HorizontalAlign="center" HeaderStyle-Height="30px" HeaderStyle-BackColor="Red">
<ItemTemplate>
<asp:Image ID="Image2" Height = "100" Width = "100" runat="server"
ImageUrl='<%# ResolveUrl(Eval("image").ToString()) %>' />
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
c＃code
private void BindDummyRow（）
{
DataTable dummy = new DataTable（）;
dummy.Columns.Add（CustomerID）;
dummy.Colu mns.Add（ContactName）;
dummy.Columns.Add（image）;
dummy.Rows.Add（）;
gvCustomers.DataSource = dummy;
gvCustomers.DataBind（）;
}
[WebMethod]
public static string GetCustomers（string searchTerm，int pageIndex）
{
string query =[GetCustomers_Pager];
SqlCommand cmd = new SqlCommand（query）;
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue（@ SearchTerm，searchTerm）;
cmd.Parameters.AddWithValue（@ PageIndex，pageIndex）;
cmd.Parameters.AddWithValue（@ PageSize，PageSize）;
cmd.Parameters.Add（@ RecordCount，SqlDbType.Int，4）.Direction = ParameterDirection.Output;
返回GetData（cmd，pageIndex）.GetXml（）;
}
c# code
private void BindDummyRow()
{
DataTable dummy = new DataTable();
dummy.Columns.Add("CustomerID");
dummy.Columns.Add("ContactName");
dummy.Columns.Add("image");
dummy.Rows.Add();
gvCustomers.DataSource = dummy;
gvCustomers.DataBind();
}
[WebMethod]
public static string GetCustomers(string searchTerm, int pageIndex)
{
string query = "[GetCustomers_Pager]";
SqlCommand cmd = new SqlCommand(query);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@SearchTerm", searchTerm);
cmd.Parameters.AddWithValue("@PageIndex", pageIndex);
cmd.Parameters.AddWithValue("@PageSize", PageSize);
cmd.Parameters.Add("@RecordCount", SqlDbType.Int, 4).Direction = ParameterDirection.Output;
return GetData(cmd, pageIndex).GetXml();
}
推荐答案
（ function（）{
GetCustomers（1）;
}）;
(function () { GetCustomers(1); });
（[id * = txtSearch]）。live（keyup，function（）{
GetCustomers（parseInt（1）） ;
}）;
("[id*=txtSearch]").live("keyup", function () { GetCustomers(parseInt(1)); });
（。Pager .page）。live（click，function（）{
GetCustomers（parseInt（
(".Pager .page").live("click", function () { GetCustomers(parseInt(
）
这篇关于使用webmethod绑定gridview的模板的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！
