SPREAD for ASP.NETデモアプリケーション

using System;
using System.Data;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.Configuration;

public partial class clientgethiddenvalue : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        string js = "var spid='" + FpSpread1.ClientID + "';";
        js += "var rdoid='" + RadioButtonList1.ClientID + "';";
        ClientScript.RegisterStartupScript(this.GetType(), "onStartUpScript", js, true);

        if (IsPostBack) return;

        // データ連結
        DataSet ds = new DataSet();
        ds.ReadXml(MapPath("../App_Data/data.xml"));
        FpSpread1.DataSource = ds;
        
        FarPoint.Web.Spread.SheetView sheet = FpSpread1.Sheets[0];

        // SPREAD初期化
        InitSpread(FpSpread1.Sheets[0]);
    }

    private void InitSpread(FarPoint.Web.Spread.SheetView sheet)
    {
        // SPREAD設定
        sheet.FpSpread.CommandBar.Visible = false;
        sheet.FpSpread.CssClass = "spreadStyle";
        sheet.FpSpread.ShowFocusRectangle = true;
        sheet.FpSpread.UseClipboard = false;

        // フォントサイズの設定
        sheet.DefaultStyle.Font.Size = FontUnit.Parse("80%");
        sheet.ColumnHeader.DefaultStyle.Font.Size = FontUnit.Parse("80%");
        sheet.RowHeader.DefaultStyle.Font.Size = FontUnit.Parse("80%");
        sheet.SheetCorner.DefaultStyle.Font.Size = FontUnit.Parse("80%");

        // シート設定
        sheet.PageSize = sheet.RowCount;
        sheet.OperationMode = FarPoint.Web.Spread.OperationMode.SingleSelect;

        // 列幅の設定
        sheet.Columns[0].Width = 36;
        sheet.Columns[1].Width = 88;
        sheet.Columns[2].Width = 100;
        sheet.Columns[3].Width = 80;
        sheet.Columns[4].Width = 36;
        sheet.Columns[5].Width = 46;
        sheet.Columns[6].Width = 49;
        sheet.Columns[7].Width = 71;
        sheet.Columns[8].Width = 181;

        // 縦方向の揃え位置を中央に設定
        sheet.DefaultStyle.VerticalAlign = VerticalAlign.Middle;

        // 「カナ」を非表示
        sheet.Columns[2].Visible = false;
    }

    protected void RadioButtonList1_SelectedIndexChanged(object sender, EventArgs e)
    {
        // クライアント側の変更を確定
        FpSpread1.SaveChanges();

        if (RadioButtonList1.SelectedValue == "1")
        {
            FpSpread1.ActiveSheetView.Columns[2].Visible = false;
        }
        else
        {
            FpSpread1.ActiveSheetView.Columns[2].Visible = true;
        }
    }
}

Partial Public Class clientgethiddenvalue
    Inherits System.Web.UI.Page

    Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
        Dim js As String = "var spid='" + FpSpread1.ClientID & "';"
        js += "var rdoid='" + RadioButtonList1.ClientID & "';"
        ClientScript.RegisterStartupScript(Me.GetType(), "onStartUpScript", js, True)

        If IsPostBack Then
            Return
        End If

        ' データ連結
        Dim ds As New System.Data.DataSet()
        ds.ReadXml(MapPath("../App_Data/data.xml"))
        FpSpread1.DataSource = ds

        ' SPREAD初期化
        InitSpread(FpSpread1.Sheets(0))
    End Sub

    Private Sub InitSpread(ByVal sheet As FarPoint.Web.Spread.SheetView)
        ' SPREAD設定
        sheet.FpSpread.CommandBar.Visible = False
        sheet.FpSpread.CssClass = "spreadStyle"
        sheet.FpSpread.ShowFocusRectangle = True
        sheet.FpSpread.UseClipboard = False

        ' フォントサイズの設定
        sheet.DefaultStyle.Font.Size = FontUnit.Parse("80%")
        sheet.ColumnHeader.DefaultStyle.Font.Size = FontUnit.Parse("80%")
        sheet.RowHeader.DefaultStyle.Font.Size = FontUnit.Parse("80%")
        sheet.SheetCorner.DefaultStyle.Font.Size = FontUnit.Parse("80%")

        ' シート設定
        sheet.PageSize = sheet.RowCount
        sheet.OperationMode = FarPoint.Web.Spread.OperationMode.SingleSelect

        ' 列幅の設定
        sheet.Columns(0).Width = 36
        sheet.Columns(1).Width = 88
        sheet.Columns(2).Width = 100
        sheet.Columns(3).Width = 80
        sheet.Columns(4).Width = 36
        sheet.Columns(5).Width = 46
        sheet.Columns(6).Width = 49
        sheet.Columns(7).Width = 71
        sheet.Columns(8).Width = 181

        ' 縦方向の揃え位置を中央に設定
        sheet.DefaultStyle.VerticalAlign = VerticalAlign.Middle

        ' 「カナ」を非表示
        sheet.Columns(2).Visible = False
    End Sub

    Protected Sub RadioButtonList1_SelectedIndexChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles RadioButtonList1.SelectedIndexChanged
        ' クライアント側の変更を確定
        FpSpread1.SaveChanges()

        If RadioButtonList1.SelectedValue = "1" Then
            FpSpread1.ActiveSheetView.Columns(2).Visible = False
        Else
            FpSpread1.ActiveSheetView.Columns(2).Visible = True
        End If
    End Sub
End Class

<%@ Page MasterPageFile="~/MasterPage.master" Language="c#" AutoEventWireup="true" 
         Inherits="clientgethiddenvalue" CodeFile="clientgethiddenvalue.aspx.cs" %>

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

<asp:Content ID="Content1" ContentPlaceHolderID="HeaderPlaceHolder1" Runat="Server">
    <script type="text/javascript">
        function spGetvalue() {
            var spread = document.getElementById(spid);
            if (spread.GetColCount() > 8) {
                alert("値を取得するには「カナ」列を非表示にしてください");
                return
            }
            var row = spread.GetActiveRow();
            if (row == -1) {
                alert("対象行を選択してください。");
                return
            }
            var disp = spread.GetHiddenValue(row, "カナ");
            alert(disp);
        }
    </script>
</asp:Content>

<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" runat="server">
    <input id="Button1" type="button" value="クライアント側で選択行の非表示列の値取得" onclick="spGetvalue()" />
    <asp:RadioButtonList ID="RadioButtonList1" runat="server" AutoPostBack="True" 
        onselectedindexchanged="RadioButtonList1_SelectedIndexChanged" 
        RepeatColumns="2">
        <asp:ListItem Selected="True" Value="1">「カナ」列を非表示</asp:ListItem>
        <asp:ListItem Value="0">「カナ」列を表示</asp:ListItem>
    </asp:RadioButtonList>
    <farpoint:FpSpread ID="FpSpread1" runat="server" BorderColor="#A0A0A0" BorderStyle="Solid"
        BorderWidth="1px">
        <CommandBar BackColor="#F6F6F6" ButtonFaceColor="Control" ButtonHighlightColor="ControlLightLight"
            ButtonShadowColor="ControlDark" />
        <Sheets>
            <farpoint:SheetView SheetName="Sheet1">
            </farpoint:SheetView>
        </Sheets>
    </farpoint:FpSpread>
</asp:Content>