<html
xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Enable/Disable
Checkbox in Gridview based on condtion in Asp.net</title>
</head>
<body>
<form
id="form1"
runat="server">
<div>
<asp:GridView
ID="gvDetails"
AutoGenerateColumns="false"
CellPadding="5"
runat="server"
OnRowDataBound="gvDetails_RowDataBound">
<Columns>
<asp:TemplateField>
<ItemTemplate>
<asp:CheckBox
ID="chkSelect"
runat="server"
/>
</ItemTemplate>
</asp:TemplateField>
<asp:BoundField
HeaderText="UserId"
DataField="UserId"
/>
<asp:BoundField
HeaderText="UserName"
DataField="UserName"
/>
<asp:BoundField
HeaderText="Education"
DataField="Education"
/>
<asp:BoundField
HeaderText="Location"
DataField="Location"
/>
</Columns>
<HeaderStyle
BackColor="#df5015"
Font-Bold="true"
ForeColor="White"
/>
</asp:GridView>
</div>
</form>
</body>
</html>
C#
--------
using
System;
using
System.Data;
using
System.Data.SqlClient;
using
System.Web.UI.WebControls;
protected
void
Page_Load(object
sender, EventArgs
e)
{
if
(!IsPostBack)
{
BindGridviewData();
}
}
protected
void
BindGridviewData()
{
DataTable
dt = new
DataTable();
dt.Columns.Add("UserId",
typeof(Int32));
dt.Columns.Add("UserName",
typeof(string));
dt.Columns.Add("Education",
typeof(string));
dt.Columns.Add("Location",
typeof(string));
DataRow
dtrow = dt.NewRow();
//
Create New Row
dtrow["UserId"]
= 1;
//Bind
Data to Columns
dtrow["UserName"]
= "Sujoy Santra";
dtrow["Education"]
= "MCA";
dtrow["Location"]
= "KOLKATA";
dt.Rows.Add(dtrow);
dtrow
= dt.NewRow();
//
Create New Row
dtrow["UserId"]
= 2;
//Bind
Data to Columns
dtrow["UserName"]
= "Soumi Das";
dtrow["Education"]
= "BA";
dtrow["Location"]
= "KOLKATA";
dt.Rows.Add(dtrow);
dtrow
= dt.NewRow();
//
Create New Row
dtrow["UserId"]
= 3;
//Bind
Data to Columns
dtrow["UserName"]
= "Sayani Santra";
dtrow["Education"]
= "KG1";
dtrow["Location"]
= "BAKHRAHAT";
dt.Rows.Add(dtrow);
gvDetails.DataSource
= dt;
gvDetails.DataBind();
}
protected
void
gvDetails_RowDataBound(object
sender, GridViewRowEventArgs
e)
{
if
(e.Row.RowType ==
DataControlRowType.DataRow)
{
CheckBox
chk =
(CheckBox)e.Row.FindControl("chkSelect");
if
(e.Row.Cells[4].Text ==
"BAKHRAHAT")
{
chk.Enabled
= false;
}
else
{
chk.Enabled
= true;
}
}
}
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