Data Set 投票
前台1
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="VoteIndex.aspx.cs" Inherits="user_VoteIndex" %>2
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">4
<html xmlns="http://www.w3.org/1999/xhtml">5
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<script language="javascript" type="text/javascript"> 7
var checkSubmitFlg = false; 8
function checkSubmit() 
{ 9
if (checkSubmitFlg == true) { 10
return false; 11
} 12
checkSubmitFlg = true; 13
return true; 14
} 15
document.ondblclick = function docondblclick() { 16
window.event.returnValue = false; 17
} 18
document.onclick = function doconclick() { 19
if (checkSubmitFlg) { 20
window.event.returnValue = false; 21
} 22
} 23
</script>24
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<head runat="server">26
<title>用户投票页面</title>27
<link href="../css/main.css" type="text/css" rel="stylesheet" />28
</head>29
<body style="background-image: url(../images/bg-2.jpg)">30
<form id="form1" runat="server">31
<div>32
<table border="1" cellpadding="0" cellspacing="0" class="tableframe" width="100%">33
<tr>34
<td class="titlebar" colspan="5" style="width: 100%; height: 30px; background-color: #cce4f7"35
valign="middle">36
<img alt="" src="../images/cg.gif" />Users vote page</td>37
</tr>38
<tr>39
<td align="left" colspan="1" style="width: 85%">40
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<asp:DataList ID="dlVote" runat="server" Width="50%" OnItemDataBound="dlVote_ItemDataBound"42
OnItemCommand="dlVote_ItemCommand">43
<ItemTemplate>44
<table cellpadding="0" cellspacing="0" width="100%">45
<tr>46
<td style="height: 30px; width: 100%">47
<asp:Label ID="lbName" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.title") %>'></asp:Label>48
<asp:Label ID="lbId" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.vtid") %>'49
Visible="false"></asp:Label>50
</td>51
</tr>52
<tr>53
<td style="width: 100%;">54
<asp:RadioButtonList ID="rbtVote" runat="server" Visible='<%# DataBinder.Eval(Container, "DataItem.allow") %>'>55
</asp:RadioButtonList>56
<asp:CheckBoxList ID="cblVote" runat="server" Visible='<%# DataBinder.Eval(Container, "DataItem.allow") %>'>57
</asp:CheckBoxList>58
</td>59
</tr>60
<tr>61
<td style="height: 30px; width: 100%;" align="center">62
<asp:Button ID="btnAdd" runat="server" Text="投票" CssClass="submit" CommandName="Add" />63
<asp:Button ID="btnShow" runat="server" Text="显示" CssClass="submit" CommandName="Show" />64
</td>65
</tr>66
</table>67
</ItemTemplate>68
</asp:DataList></td>69
</tr>70
<tr>71
<td align="center" colspan="5" style="height: 30px; background-color: #e6f2fb">72
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</td>74
</tr>75
</table>76
</div>77
</form>78
</body>79
</html>80
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后台1
using System;2
using System.Data;3
using System.Configuration;4
using System.Collections;5
using System.Web;6
using System.Web.Security;7
using System.Web.UI;8
using System.Web.UI.WebControls;9
using System.Web.UI.WebControls.WebParts;10
using System.Web.UI.HtmlControls;11
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public partial class user_VoteIndex : System.Web.UI.Page13
{14
Recordset rd = new Recordset();15
protected void Page_Load(object sender, EventArgs e)16
{17
if (!IsPostBack)18
{19
dlVoteSetValue(); 20
}21
}22
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对DataList 赋值#region 对DataList 赋值26
/**//// <summary>27
/// 对DataList 赋值28
/// </summary>29
public void dlVoteSetValue()30
{31
string sselect = "select * from voteTitle order by adddate desc";32
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this.dlVote.DataSource = rd.ExecuteDataTable(sselect, "votetitle");34
this.dlVote.DataKeyField = "vtid";35
this.dlVote.DataBind();36
}37
#endregion38
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获取选项类型#region 获取选项类型40
/**//// <summary>41
/// 获取选项类型42
/// </summary>43
/// <param name="sTitle"></param>44
/// <returns></returns>45
public string getType(int ivtid)46
{47
string sselect = "select * from voteTitle where vtid=" + "'" + ivtid + "'" + "";48
//"select * from voteTitle where vtallow="+"'"+"true"+"'"+"";49
DataTable ds = rd.ExecuteDataTable(sselect, "votetitle");50
string sType = ds.Rows[0]["type"].ToString();51
return sType;52
}53
#endregion54
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获取 小类表 ID#region 获取 小类表 ID56
/**//// <summary>57
/// 获取 小类表 ID58
/// </summary>59
/// <param name="sstitle"></param>60
/// <returns></returns>61
public int getivcid(string scontent)62
{63
string sselect = "select * from voteTitle where vccontent=" + "'" + scontent + "'" + "";64
DataTable ds = rd.ExecuteDataTable(sselect, "votecontent");65
int iVtid = Convert.ToInt32(ds.Rows[0]["vcid"]);66
return iVtid;67
}68
#endregion69
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DataList 绑定事件#region DataList 绑定事件72
/**//// <summary>73
/// DataList 绑定事件74
/// </summary>75
/// <param name="sender"></param>76
/// <param name="e"></param>77
protected void dlVote_ItemDataBound(object sender, DataListItemEventArgs e)78
{79
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem || e.Item.ItemType == ListItemType.EditItem)80
{81
RadioButtonList rbt = (RadioButtonList)e.Item.FindControl("rbtVote");82
Label lb = (Label)e.Item.FindControl("lbId");83
CheckBoxList cbl=(CheckBoxList)e.Item.FindControl("cblVote");84
//判断 是否显示 visbis 85
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int iVtid = Int32.Parse(lb.Text);87
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string sSql = "select * from VoteContent where vcallow=1 and vtid=" + iVtid;89
string sType = getType(iVtid);90
ArrayList al = rd.ExecuteArrayList(sSql);91
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if (al.Count > 0)93
{94
for (int i = 0; i < al.Count; i++)95
{96
if ("Radio".Equals(getType(iVtid)))97
{98
rbt.Items.Add(new ListItem(((Hashtable)al[i])["vccontent"].ToString().Trim(), ((Hashtable)al[i])["vcid"].ToString().Trim()));99
}100
else101
{102
cbl.Items.Add(new ListItem(((Hashtable)al[i])["vccontent"].ToString().Trim(), ((Hashtable)al[i])["vcid"].ToString().Trim()));103
}104
}105
}106
}107
}108
#endregion109
ItemCommand 事件#region ItemCommand 事件110
/**//// <summary>111
/// ItemCommand 事件112
/// </summary>113
/// <param name="source"></param>114
/// <param name="e"></param>115
protected void dlVote_ItemCommand(object source, DataListCommandEventArgs e)116
{117
if (e.CommandName == "Add")118
{119
RadioButtonList rbt = (RadioButtonList)e.Item.FindControl("rbtVote");120
CheckBoxList cbl = (CheckBoxList)e.Item.FindControl("cblVote");121
Label lb = (Label)e.Item.FindControl("lbId");122
int iVtid = Int32.Parse(lb.Text);123
string sType = getType(iVtid);124
string IP = Request.ServerVariables["Remote_Addr"];125
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if ("Radio".Equals(sType))127
{128
for (int i = 0; i < rbt.Items.Count; i++)129
{130
if (rbt.Items[i].Selected)131
{132
int ivcid = int.Parse(rbt.Text);133
string sUpdate = "update voteContent set quantity=quantity+1 where vcid='" + ivcid + "'";134
string sInsert = "insert into VoteUser(vuip,vcid) values('" + IP + "','" + ivcid + "')";135
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rd.ExecuteSql(sUpdate);137
rd.ExecuteSql(sInsert);138
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Response.Write("<script>alert('谢谢投票');</script>");140
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Response.Redirect("VoteIndex.aspx");142
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}144
}145
}146
else147
{148
for (int i = 0; i < cbl.Items.Count; i++)149
{150
if (cbl.Items[i].Selected)151
{152
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int ivcid = int.Parse(cbl.Text);154
string sUpdate = "update voteContent set quantity=quantity+1 where vcid='" + ivcid + "'";155
string sInsert = "insert into VoteUser(vuip,vcid) values('" + IP + "','" + ivcid + "')";156
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rd.ExecuteSql(sUpdate);158
rd.ExecuteSql(sInsert);159
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Response.Write("<script>alert('谢谢投票');</script>");161
Response.Redirect("VoteIndex.aspx");162
}163
}164
}165
}166
else167
{168
Label lb = (Label)e.Item.FindControl("lbId");169
int iVtid = Int32.Parse(lb.Text);170
Response.Redirect("Displayed.aspx?vtid=" + iVtid + "");171
}172
}173
#endregion174
}175
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