回答編集履歴
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追記追加
test
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@@ -73,3 +73,335 @@
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どうしても CheckBox と Label を切り替えて表示したいということであれば、GridView の RowDataBound イベントのハンドラで処置するなどもう一工夫必要ですが、ASPX ページのコードの可読性は格段に上がるはずです。
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**【追記】**
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サンプルを作ったのでアップしておきます。Result クラスは上のものから簡略化しました。.aspx のコードで、GridView1 が文字列で表示、GridView2 が CheckBox と Label を切り替えて表示するようにしています。
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**ビジネスロジック**
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```
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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public class Result
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{
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public string Name { get; set; }
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public string App1 { get; set; }
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public string App2 { get; set; }
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public string App3 { get; set; }
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}
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public class BusinessLogic
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{
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public List<Result> GetResults()
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{
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List<Result> results = new List<Result>()
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{
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new Result() { Name = "ユーザー１", App1 = "チェック未", App2 = "申請不可", App3 = "チェック未" },
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new Result() { Name = "ユーザー２", App1 = "チェック済", App2 = "チェック未", App3 = "申請済" },
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new Result() { Name = "ユーザー３", App1 = "チェック未", App2 = "チェック済", App3 = "チェック済" }
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};
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return results;
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}
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}
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```
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**.aspx**
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```
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<%@ Page Language="C#" AutoEventWireup="true"
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CodeFile="0022-GridViewCheckBox.aspx.cs"
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Inherits="_0022_GridViewCheckBox" %>
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<!DOCTYPE html>
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head runat="server">
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
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<title></title>
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</head>
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<body>
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<form id="form1" runat="server">
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<asp:ObjectDataSource ID="ObjectDataSource1"
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runat="server" SelectMethod="GetResults"
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TypeName="BusinessLogic">
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</asp:ObjectDataSource>
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<asp:GridView ID="GridView1" runat="server"
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AutoGenerateColumns="False"
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DataSourceID="ObjectDataSource1">
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<Columns>
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<asp:BoundField DataField="Name" HeaderText="ユーザー名" />
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<asp:BoundField DataField="App1" HeaderText="申請項目1" />
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<asp:BoundField DataField="App2" HeaderText="申請項目2" />
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<asp:BoundField DataField="App3" HeaderText="申請項目3" />
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</Columns>
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</asp:GridView>
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<asp:GridView ID="GridView2" runat="server"
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AutoGenerateColumns="False"
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DataSourceID="ObjectDataSource1">
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<Columns>
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<asp:BoundField DataField="Name" HeaderText="ユーザー名" />
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<asp:TemplateField HeaderText="申請項目1">
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<ItemTemplate>
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<asp:CheckBox ID="CheckBox1" runat="server"
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Visible='<%# CheckBoxVisible((string)Eval("App1")) %>'
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Checked='<%# IsChecked((string)Eval("App1")) %>' />
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<asp:Label ID="Label1" runat="server" Text='<%# Eval("App1") %>'
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Visible='<%# LabelVisible((string)Eval("App1")) %>'>
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</asp:Label>
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</ItemTemplate>
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</asp:TemplateField>
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<asp:TemplateField HeaderText="申請項目2">
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<ItemTemplate>
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<asp:CheckBox ID="CheckBox2" runat="server"
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Visible='<%# CheckBoxVisible((string)Eval("App2")) %>'
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Checked='<%# IsChecked((string)Eval("App2")) %>' />
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<asp:Label ID="Label2" runat="server" Text='<%# Eval("App2") %>'
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Visible='<%# LabelVisible((string)Eval("App2")) %>'>
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</asp:Label>
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</ItemTemplate>
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</asp:TemplateField>
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<asp:TemplateField HeaderText="申請項目3">
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<ItemTemplate>
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<asp:CheckBox ID="CheckBox3" runat="server"
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Visible='<%# CheckBoxVisible((string)Eval("App3")) %>'
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Checked='<%# IsChecked((string)Eval("App3")) %>' />
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<asp:Label ID="Label3" runat="server" Text='<%# Eval("App3") %>'
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Visible='<%# LabelVisible((string)Eval("App3")) %>'>
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</asp:Label>
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</ItemTemplate>
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</asp:TemplateField>
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</Columns>
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</asp:GridView>
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</form>
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</body>
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</html>
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```
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**.aspx.cs**
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```
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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using System.Web.UI;
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using System.Web.UI.WebControls;
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public partial class _0022_GridViewCheckBox : System.Web.UI.Page
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{
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protected void Page_Load(object sender, EventArgs e)
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{
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}
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protected bool LabelVisible(string str)
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{
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if (str == "チェック未" || str == "チェック済")
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{
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return false;
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}
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return true;
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}
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protected bool CheckBoxVisible(string str)
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{
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if (str == "チェック未" || str == "チェック済")
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{
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return true;
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}
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return false;
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}
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protected bool IsChecked(string str)
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{
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if (str == "チェック未")
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{
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return false;
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}
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if (str == "チェック済")
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{
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return true;
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}
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return false;
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}
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}
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```
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