获取ASP Repeater中的选中复选框 [英] Get Selected checkboxes inside ASP Repeater
本文介绍了获取ASP Repeater中的选中复选框的处理方法，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
我想在asp转发器中获取所选复选框，但它总是返回
i want to get the selected checkboxes inside of asp repeater, but it always return
checked="false"
这是我的页面：
this is my page:
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="test.aspx.cs" Inherits="test" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<asp:Button Text="Click" runat="server" OnClick="SendEmail"/>
<table align="center">
<tr>
<td>
<div class="widget-block">
<div class="widget-head" style="border-removed 0px; margin-removed 0px;">
<h5 class="pull-right" style="padding-removed 0px;">لیست مخاطبین</h5>
</div>
<div class="widget-content">
<div class="widget-box" style="width: 700px; min-width: 700px;">
<div>
<label id="SendTypeLabel">
نحوه ارسال:
</label>
<select runat="server" id="drpSendType" onchange="ChangeSendType();">
<option value="ارسال انتخابی">ارسال انتخابی</option>
<option value="ارسال گروهی">ارسال گروهی</option>
</select>
</div>
<div runat="server" id="SelectionTable">
<table class="data-tbl-boxy table" id="table5">
<thead id="Thead5" runat="server" class="tblHeader">
<tr>
<th>انتخاب</th>
<th>نام</th>
<th>نام خانوادگی</th>
<th>ایمیل</th>
<th>نام گروه</th>
</tr>
</thead>
<tbody runat="server" id="tbodySelection">
<asp:Repeater runat="server" ID="rptSelection">
<ItemTemplate>
<tr>
<td>
<asp:CheckBox ID="SelectionCheckBox" Text='<%#Eval("FirstName")%>' runat="server" ToolTip='<%#Eval("Contact_ID")%>' />
</td>
<td>
<asp:Label ID="Label1" runat="server" Text='<%#Eval("FirstName")%>' />
</td>
<td>
<asp:Label ID="Label2" runat="server" Text='<%#Eval("LastName")%>' />
</td>
<td>
<asp:Label ID="Label3" runat="server" Text='<%#Eval("Email")%>' />
</td>
<td>
<asp:Label ID="Label4" runat="server" Text='<%#Eval("GroupName")%>' />
</td>
</tr>
</ItemTemplate>
</asp:Repeater>
</tbody>
</table>
</div>
<div runat="server" id="GrouupTable" class="MH">
<table class="data-tbl-boxy table" id="tableGroup">
<thead id="Thead6" runat="server" class="tblHeader">
<tr>
<th>انتخاب</th>
<th>نام گروه</th>
<th>تعداد افراد</th>
</tr>
</thead>
<tbody runat="server" id="tbodyGroup">
<asp:Repeater runat="server" ID="rptGroup">
<ItemTemplate>
<tr>
<td>
<asp:CheckBox ID="gchk" Text="" runat="server" ToolTip='<%#Eval("ID")%>' />
</td>
<td>
<asp:Label ID="Label5" runat="server" Text='<%#Eval("GroupName")%>' />
</td>
<td>
<asp:Label ID="Label6" runat="server" Text='<%#Eval("MemberNo")%>' />
</td>
</tr>
</ItemTemplate>
</asp:Repeater>
</tbody>
</table>
</div>
</div>
</div>
</div>
</td>
</tr>
</table>
</form>
</body>
</html>
and this is my code:
and this is my code:
using System;
using System.Collections;
using System.Data;
using System.Data.SqlClient;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Text;
using System.IO;
using System.Web.Services;
using System.Globalization;
using System.Net;
using System.Net.Mail;
using System.Net.Mime;
public partial class test : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!this.IsPostBack)
{
LoadContacts(sender, e);
}
}
protected void LoadContacts(object sender, EventArgs e)
{
SqlConnection Connection = new SqlConnection("Data Source=.;Initial Catalog=npg_database_1;Integrated Security=SSPI");
SqlCommand Command = new SqlCommand("GetContactDetails", Connection);
Command.CommandType = CommandType.StoredProcedure;
Connection.Open();
Command.Parameters.AddWithValue("@action", "GetAllContacts");
Command.Parameters.AddWithValue("@group_name", "1");
SqlDataAdapter adapter = new SqlDataAdapter(Command);
DataSet ds = new DataSet();
adapter.Fill(ds);
DataTable tableA = ds.Tables[0];
DataTable tableB = ds.Tables[1];
rptGroup.DataSource = tableB; //Group Table
rptGroup.DataBind();
rptSelection.DataSource = tableA; //Selection Table
rptSelection.DataBind();
Connection.Close();
}
protected void SendEmail(object sender, EventArgs e)
{
List<long> SelectionIds = new List<long>();
string Temp;
for (int i = 0; i < rptSelection.Items.Count; i++)
{
CheckBox chk = (CheckBox)rptSelection.Items[i].FindControl("SelectionCheckBox");
Temp = chk.ID.ToString();
if (chk.Checked && chk != null)
{
SelectionIds.Add(Int64.Parse(chk.ToolTip));
Response.Write(chk.Text);
}
}
}
}
how can i fix this problem???
how can i fix this problem???
推荐答案
SET AutoPostBack Property To True
SET AutoPostBack Property To True
<asp:CheckBox ID="gchk" Text="" runat="server" ToolTip=''<%#Eval("ID")%>'' AutoPostBack="True" />这篇关于获取ASP Repeater中的选中复选框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！
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