GridView的 OnRowDataBound 事件用法

 <asp:GridView ID="RptUsers" runat="server" AutoGenerateColumns="False" Width="99%"
         CssClass="data_table" AllowPaging="false" OnPageIndexChanging="RptUsers_PageIndexChanging"
         OnRowCommand="RptUsers_RowCommand" onrowdatabound="RptUsers_RowDataBound" >
         <AlternatingRowStyle BackColor="#fafafa" />
         <EmptyDataRowStyle HorizontalAlign="Left" />
         <PagerStyle HorizontalAlign="left" />
         <RowStyle HorizontalAlign="Left" />
         <HeaderStyle HorizontalAlign="Left" />
         <Columns>
             <asp:TemplateField HeaderText="选择" Visible="false" HeaderStyle-Wrap="false">
                 <HeaderTemplate>
                     <input id="cbSelAll" onclick="SelectedAllChk(this.checked);" type="checkbox">
                 </HeaderTemplate>
                 <ItemTemplate>
                     <%#GetInputTagHtml(Convert.ToInt32(Eval("Id")))%>
                     <asp:HiddenField ID="HFId" runat="server" Value='<%# Eval("Id") %>' />
                 </ItemTemplate>
                 <ItemStyle Wrap="False" HorizontalAlign="left" />
             </asp:TemplateField>
             <asp:TemplateField HeaderText="序号" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                     <%# (this.AspNetPager1.CurrentPageIndex - ) * this.AspNetPager1.PageSize + Container.DataItemIndex + %>
                 </ItemTemplate>
                 <ItemStyle Wrap="False" HorizontalAlign="left" />
             </asp:TemplateField>
             <asp:TemplateField HeaderText="投票名称" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                     <%#Eval("Name")%>
                 </ItemTemplate>
                 <ItemStyle Wrap="true" HorizontalAlign="left" />
             </asp:TemplateField>
             <asp:TemplateField HeaderText="主办单位" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                     <%# Eval("Organizer")%>
                 </ItemTemplate>
                 <ItemStyle Wrap="true" HorizontalAlign="left" />
             </asp:TemplateField>
             <asp:TemplateField HeaderText="创建者" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                     <%#GetUserName(Convert.ToInt32(Eval("Creater")))%>
                 </ItemTemplate>
             </asp:TemplateField>
             <asp:TemplateField HeaderText="开始时间" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                     <%# GetDateStr(Eval("StartTime").ToString()) %>
                 </ItemTemplate>
             </asp:TemplateField>
             <asp:TemplateField HeaderText="结束时间" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                     <%# GetDateStr(Eval("EndTime").ToString())%>
                 </ItemTemplate>
                 <ItemStyle Wrap="False" HorizontalAlign="left" />
             </asp:TemplateField>
             <asp:TemplateField HeaderText="创建时间" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                     <%#Convert.ToDateTime(Eval("CreateTime").ToString()).ToString("yyyy-MM-dd")%>
                 </ItemTemplate>
                 <ItemStyle Wrap="False" HorizontalAlign="left" />
             </asp:TemplateField>
             <asp:TemplateField HeaderText="投票类型" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                     <%#GetActiveType(Eval("ActiveType").ToString())%>
                 </ItemTemplate>
             </asp:TemplateField>
             <asp:TemplateField HeaderText="投票IP限制" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                     <%#GetIPLimitType(Eval("IPLimitType").ToString())%>
                 </ItemTemplate>
             </asp:TemplateField>
             <asp:TemplateField HeaderText="游客投票" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                     <%#GetUserLimitType(Eval("UserLimitType").ToString())%>
                 </ItemTemplate>
             </asp:TemplateField>
             <asp:TemplateField HeaderText="开启状态" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                     <%# GetStateStr(Eval("States").ToString())%>
                 </ItemTemplate>
             </asp:TemplateField>
             <asp:TemplateField HeaderText="操作" HeaderStyle-Wrap="false">
                 <ItemTemplate>
                      <%# GetOperateStr(Eval("ActiveType").ToString(), Eval("Id").ToString())%>
                     <a href='/admin/ActivityInfo/ActivityInfoAdd.aspx?action=edit&id=<%#Eval("Id") %>'>编辑</a>
                     <asp:LinkButton ID="lkbtnOpen" CommandName="lkbtnOpen" runat="server" CommandArgument='<%# Eval("Id") %>'>开启</asp:LinkButton>
                     <asp:HiddenField ID="hid_states" runat="server" Value='<%# Eval("States") %>' />
                     <asp:LinkButton ID="lkbtnVote" CommandName="lkbtnVote" runat="server" CommandArgument='<%# Eval("Id") %>'>投票数据同步</asp:LinkButton>
                     <asp:LinkButton ID="lkbDelete" CommandName="lkbDelete" runat="server" CommandArgument='<%# Eval("Id") %>' OnClientClick="return confirm('您将清除此投票项目的投票数据，确认删除吗？');">删除</asp:LinkButton>
                     <a href="javascript:void(0)" onclick="manageWorkVoteInfo(<%#Eval("Id") %>)">投票统计</a>
                 </ItemTemplate>
                 <ItemStyle Wrap="False" HorizontalAlign="left" />
             </asp:TemplateField>
         </Columns>
         <EmptyDataTemplate>
             <img src="/images/no_data.gif" />
         </EmptyDataTemplate>
     </asp:GridView>

 protected void RptUsers_RowCommand(object sender, GridViewCommandEventArgs e)
     {
         //删除
         if (e.CommandName.Equals("lkbDelete"))
         {
             try
             {
                 Dictionary<string, object> searchConditions = new Dictionary<string, object>();
                 searchConditions.Add("States",);
                 searchConditions.Add("ActivityId", Convert.ToInt32(e.CommandArgument.ToString()));

                 IList<WorkInfo> workInfo_list = ServiceFactory.WorkInfoService.QueryWorkInfo(searchConditions);
                 if (workInfo_list.Count > )
                 {
                     JSUtil.MessageBox("该投票下面有图文作品，请先删除图片作品！");
                     return;
                 }

                 ActivityInfo model_activeInfo = ServiceFactory.ActivityInfoService.GetById(Convert.ToInt32(e.CommandArgument.ToString()));
                 string imgpath =model_activeInfo==null?"": model_activeInfo.ImgPath;
                 ActivityInfo activity = model_activeInfo;
                 //ServiceFactory.ActivityInfoService.Delete(Convert.ToInt32(e.CommandArgument.ToString()));
                 IOHelper.DeleteFile(Server.MapPath(imgpath));
                 UserInfo user=ServiceFactory.UserInfoService.GetById(int.Parse(activity.Creater));
                 IDictionary<string, object> param = new Dictionary<string, object>();
                 param.Add("Activity", activity.Id);
                 param.Add("AdminId", user.Id);
                 //投票活动和管理员授权列表
                 IList<RelationAdminActivityInfo> res = ServiceFactory.RelationAdminActivityInfoService.QueryConditions(param);
                 if (res != null && res.Count > )
                 {
                     foreach(var item in res)
                     {
                         ServiceFactory.RelationAdminActivityInfoService.Delete(item.Id);
                     }
                 }
                 //删除投票活动 20161216
                 ServiceFactory.ActivityInfoService.Delete(Convert.ToInt32(e.CommandArgument.ToString()));

                 JSUtil.MessageBox("删除成功！");
                 BindData();
             }
             catch
             {
                 JSUtil.MessageBox("删除失败，请稍后再试！");
             }
         }
         //投票同步
         else if (e.CommandName.Equals("lkbtnVote"))//作品数和投票数数据同步
         {
             try
             {
                 int votecount = ;
                 ActivityInfo activity = ServiceFactory.ActivityInfoService.GetById(int.Parse(e.CommandArgument.ToString()));
                 //图文投票
                 if (activity.ActiveType == )
                 {
                     Dictionary<string, object> searchConditions = new Dictionary<string, object>();
                     searchConditions.Add("States", );
                     searchConditions.Add("ActivityId", Convert.ToInt32(e.CommandArgument.ToString()));
                     IList<WorkInfo> workInfo_list = ServiceFactory.WorkInfoService.QueryWorkInfo(searchConditions);
                     if (workInfo_list != null && workInfo_list.Count > )
                     {
                         for (int i = ; i < workInfo_list.Count; i++)
                         {
                             votecount += workInfo_list[i].TotalVoteCount;
                         }
                     }
                     activity.VoteCount = votecount; //投票数
                     activity.WorkCount = workInfo_list.Count;//作品数
                     ServiceFactory.ActivityInfoService.Update(activity);
                 }
                 else //文字投票 ToDo
                 {
                 }
                 JSUtil.MessageBox("同步成功！");
                 BindData();
             }
             catch
             {
                 JSUtil.MessageBox("同步失败，请稍后再试！");
             }
         }

         //开启
         else if (e.CommandName.Equals("lkbtnOpen"))//开启
         {
             try
             {
                 ActivityInfo activity = ServiceFactory.ActivityInfoService.GetById(int.Parse(e.CommandArgument.ToString()));
                 if (activity.States == )
                 {
                     activity.States = ;
                     activity.UpdateTime = DateTime.Now;
                 }
                 else
                 {
                     activity.States = ;
                     activity.UpdateTime = DateTime.Now;
                 }
                 ServiceFactory.ActivityInfoService.Update(activity);
                 JSUtil.MessageBox("操作成功！");
                 BindData();
             }
             catch
             {
                 JSUtil.MessageBox("操作失败，请稍后再试！");
             }
         }
     }

 protected void RptUsers_RowDataBound(object sender, GridViewRowEventArgs e)
     {
         if (e.Row.RowType == DataControlRowType.DataRow)
         {
             //用FindControl方法找到模板中的Label控件
             HiddenField HiddenField = (HiddenField)e.Row.FindControl("hid_states");// 0不开启 1 开启
             LinkButton lkbtnOpen = (LinkButton)e.Row.FindControl("lkbtnOpen"); //开启按钮
             if (HiddenField.Value == "")
             {
                 lkbtnOpen.Text = "开启";
             }
             else
             {
                 lkbtnOpen.Text = "关闭";
             }
         }
     }