GridView da Sütun Gizleme
Merhaba arkadaşlar bu makalemizde GridView da önceden gizlenmesi belirlediğimiz sütunu button a tıklayarak gizleyeceğiz.
İlk önce GridView ın AutoGenerateColumns="False" yapın. Sonrasında columns kısmına sütunlarımızı ekleyelim.
Şekil 1
Şekil 2
WebForm1.aspx.cs
using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace gridview_column_hidden
{
public partial class WebForm1 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
bindList();
}
}
protected void bindList()
{
SqlConnection con = new SqlConnection("Data Source=SIRIUS;Initial Catalog=master;User ID=sa;Password=2344;Integrated Security=true");
con.Open();
SqlCommand cmd = new SqlCommand("Select * From dbo.staff", con);
SqlDataAdapter da = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();
da.Fill(ds);
GridView1.DataSource = ds;
GridView1.DataBind();
}
protected void btnHideColumn_Click(object sender, EventArgs e)
{
GridView1.Columns[3].Visible = false;
}
}
}
WebForm.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="gridview_column_hidden.WebForm1" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Button ID="btnHideColumn" runat="server" OnClick="btnHideColumn_Click" Text="Hide Contact Column" />
<br />
<br />
<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" BackColor="White" BorderColor="#3366CC" BorderStyle="None" BorderWidth="1px" CellPadding="4">
<AlternatingRowStyle BackColor="White" ForeColor="#284775" />
<Columns >
<asp:BoundField DataField="Id" HeaderText="Id" />
<asp:BoundField DataField="FirstName" HeaderText="First Name" />
<asp:BoundField DataField="LastName" HeaderText="Last Name" />
<asp:BoundField DataField="Contact" HeaderText="Contact" />
<asp:BoundField DataField="Mail" HeaderText="Mail" />
<asp:TemplateField HeaderText="Staff" ItemStyle-Width="150">
<ItemTemplate>
<asp:Label Text='<%# Eval("Id") %>' runat="server" />
<asp:Label Text='<%# Eval("FirstName") %>' runat="server" />
<asp:Label Text='<%# Eval("LastName") %>' runat="server" />
<asp:Label Text='<%# Eval("Contact") %>' runat="server" />
<asp:Label Text='<%# Eval("Mail") %>' runat="server" />
</ItemTemplate>
<ItemStyle Width="150px"></ItemStyle>
</asp:TemplateField>
</Columns>
<FooterStyle BackColor="#99CCCC" ForeColor="#003399" />
<HeaderStyle BackColor="#003399" Font-Bold="True" ForeColor="#CCCCFF" />
<PagerStyle BackColor="#99CCCC" ForeColor="#003399" HorizontalAlign="Left" />
<RowStyle BackColor="White" ForeColor="#003399" />
<SelectedRowStyle BackColor="#009999" Font-Bold="True" ForeColor="#CCFF99" />
<SortedAscendingCellStyle BackColor="#EDF6F6" />
<SortedAscendingHeaderStyle BackColor="#0D4AC4" />
<SortedDescendingCellStyle BackColor="#D6DFDF" />
<SortedDescendingHeaderStyle BackColor="#002876" />
</asp:GridView>
</div>
</form>
</body>
</html>
Bir makalenin daha sonuna geldik. Bir sonraki makalede görüşmek üzere. Bahadır ŞAHİN