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 clearselection : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

        string js = "var spid='" + FpSpread1.ClientID + "';";
        ClientScript.RegisterStartupScript(this.GetType(), "onStartUpScript", js, true);

        if (IsPostBack) return;

        // SPREADの設定
        InitSpread(FpSpread1);

        // シートの設定
        InitSheet(FpSpread1.Sheets[0]);
    }

    private void InitSpread(FarPoint.Web.Spread.FpSpread spread)
    {
        // データ連結
        DataSet ds = new DataSet();
        ds.ReadXml(MapPath("../App_Data/data.xml"));
        spread.DataSource = ds;

        // SPREAD設定
        spread.CommandBar.Visible = false;
        spread.CssClass = "spreadStyle";
        spread.UseClipboard = false;
    }

    private void InitSheet(FarPoint.Web.Spread.SheetView sheet)
    {
        // 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.SelectionBackColor = System.Drawing.Color.Gray;

        // 列幅の設定
        sheet.Columns[0].Width = 36;
        sheet.Columns[1].Width = 88;
        sheet.Columns[2].Width = 91;
        sheet.Columns[3].Width = 80;
        sheet.Columns[4].Width = 36;
        sheet.Columns[5].Width = 46;
        sheet.Columns[6].Width = 49;
        sheet.Columns[7].Width = 80;
        sheet.Columns[8].Width = 181;

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

    protected void Button1_Click(object sender, EventArgs e)
    {
        // クライアント側の変更を確定
        FpSpread1.SaveChanges();

        // 選択範囲をクリア
        FpSpread1.ActiveSheetView.ActiveRow = -1;
        FpSpread1.ActiveSheetView.ActiveColumn = -1;
        FpSpread1.ActiveSheetView.SelectionModel.ClearSelection();     
    }
}

Partial Public Class clearselection
    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 & "';"
        ClientScript.RegisterStartupScript(Me.GetType(), "onStartUpScript", js, True)

        If IsPostBack Then
            Return
        End If

        ' SPREADの設定
        InitSpread(FpSpread1)

        ' シートの設定
        InitSheet(FpSpread1.Sheets(0))
    End Sub

    Private Sub InitSpread(ByVal spread As FarPoint.Web.Spread.FpSpread)
        ' データ連結
        Dim ds As New System.Data.DataSet()
        ds.ReadXml(MapPath("../App_Data/data.xml"))
        spread.DataSource = ds

        ' SPREAD設定
        spread.CommandBar.Visible = False
        spread.CssClass = "spreadStyle"
        spread.UseClipboard = False
    End Sub

    Private Sub InitSheet(ByVal sheet As FarPoint.Web.Spread.SheetView)
        ' 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.SelectionBackColor = System.Drawing.Color.Gray

        ' 列幅の設定
        sheet.Columns(0).Width = 36
        sheet.Columns(1).Width = 88
        sheet.Columns(2).Width = 91
        sheet.Columns(3).Width = 80
        sheet.Columns(4).Width = 36
        sheet.Columns(5).Width = 46
        sheet.Columns(6).Width = 49
        sheet.Columns(7).Width = 80
        sheet.Columns(8).Width = 181

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

    Protected Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click
        ' クライアント側の変更を確定
        FpSpread1.SaveChanges()

        ' 選択範囲をクリア
        FpSpread1.ActiveSheetView.ActiveRow = -1
        FpSpread1.ActiveSheetView.ActiveColumn = -1
        FpSpread1.ActiveSheetView.SelectionModel.ClearSelection()
    End Sub
End Class

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

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

<asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" runat="server">
    <script type="text/javascript">
　　    function ClearFunction()
　　    {
　　　　    var spread = document.getElementById(spid); 
　　　　    spread.ClearSelection(); // 表示されているすべての選択領域を選択解除します。
　　    }
    </script>
    <asp:Button ID="Button1" runat="server" Text="選択範囲クリア（サーバー処理）" onclick="Button1_Click" style="width: 200px;" />
    <input id="Button2" type="button" value="選択範囲クリア（クライアント処理）" onclick="ClearFunction()" style="width: 200px;" />
    <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>