spread for ASP.NET 10.0 数据行20条时，行单选正常，行过大时（500），选择延迟,

Richard.Ma

环境：VS2019、VB.NET、Spread for ASP.NET 10.0
现象：数据行20条时，行单选机能正常，
   数据行过大时（500），行单选后，7-8秒才反应
   ★机能不能使用分页
前台页面
TestDemo.aspx

<%@ Page Language="vb" AutoEventWireup="false" CodeBehind="TestDemo.aspx.vb" Inherits="CheckBoxCellDemo.TestDemo" %>

<%@ Register Assembly="FarPoint.Web.Spread" Namespace="FarPoint.Web.Spread" TagPrefix="FarPoint" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<title></title>
<script language="javascript" type="text/javascript" src="js/jquery-3.4.1.js"></script>
<script language="javascript" type="text/javascript">
      window.onload = init;
      var spHeader;
      var spDetail;
      function init() {
         spHeader = document.getElementById("spHeader");
      }

      function spHeader_MoveClick() {
         var row;

         if (document.all) {
            row = spHeader.ActiveRow;
         }
         else {
            row = spHeader.GetActiveRow();
         }

         for (var i = 0; i < spHeader.GetRowCount(); i++) {
            if (i == row) {
                  continue;
            }
            else {
                  spHeader.SetValue(i, 0, false, true);
            }
         }

         for (var i = 0; i < spDetail.GetRowCount(); i++) {
            spDetail.SetValue(i, 0, false, true);
         }
      }

</script>
</head>
<body>
<form id="form1" runat="server">
      <asp

anel ID="

anel1" runat="server">
         行数：
         <asp:RadioButton ID="rdo50" runat="server" Text="20" GroupName="rowCount"  AutoPostBack="true"/>
         <asp:RadioButton ID="rdo500" runat="server" Text="500"  GroupName="rowCount" AutoPostBack="true"  />
      </asp

anel>
      <div>
         <FarPoint:FpSpread ID="spHeader" runat="server" BorderColor="#A0A0A0" BorderStyle="Solid" BorderWidth="1px" Height="300" Width="400">
            <CommandBar BackColor="#F6F6F6" ButtonFaceColor="Control" ButtonHighlightColor="ControlLightLight" ButtonShadowColor="ControlDark" Visible="false"></CommandBar>
            <Sheets>
                  <FarPoint:SheetView SheetName="Sheet1"></FarPoint:SheetView>
            </Sheets>
         </FarPoint:FpSpread>
      </div>
      <br />

</form>
</body>
</html>

后台代码
TestDemo.aspx.vb

Public Class TestDemo
Inherits System.Web.UI.Page

Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
      If Not IsPostBack Then
         DataBing(20)
      End If
End Sub

Private Sub DataBing(ByRef rowCount As Integer)

      spHeader.ActiveSheetView.RowCount = 0
      'spDetail.ActiveSheetView.RowCount = 0

      Dim ck As New FarPoint.Web.Spread.CheckBoxCellType
      ck.AutoPostBack = False
      ck.OnClientClick = "spHeader_MoveClick();"
      spHeader.ActiveSheetView.AllowPage = False
      spHeader.ActiveSheetView.RowCount = rowCount
      spHeader.ActiveSheetView.ColumnCount = 6
      For row As Integer = 0 To spHeader.ActiveSheetView.RowCount - 1
         spHeader.ActiveSheetView.Cells(row, 0).CellType = ck
      Next

End Sub

Protected Sub rdo50_CheckedChanged(sender As Object, e As EventArgs)
      DataBing(20)
End Sub

Protected Sub rdo500_CheckedChanged(sender As Object, e As EventArgs)
      DataBing(500)
End Sub
End Class

画面现象

image.png574609374.png