working with checkbox in asp.net and sql server

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SQL-Server-2008R2

hi i'm begginer in asp.net and have a problem like this:
i have a register form to student that get name family and student code that is unique for each student i want have 4 checkbox for lesson1level1 ,lesson2level1 ,lesson1level2 , lesson2level2 that have a condition:if a student didn't have level 1 for each lesson he or she can't select level2 how i can do this code in asp.net and sql server?

Posted 31-May-15 9:11am

12me

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gggustafson 31-May-15 22:37pm

what have you tried?

12me 3-Jun-15 14:46pm

i have 2 table one get registeration field like name family and auth code that is unique for very person and course table that for every auth code has lesson 1 level 1 and lesson 2 level 1 and ....i want relate registartion form to database that can detect for every student what lessones he or she can choose

VishwaKL 1-Jun-15 5:19am

use panel and have check box inside the panel and depends on the conditions enable and disable the check box

12me 2-Jun-15 0:31am

please get an example to me

gggustafson 3-Jun-15 15:03pm

is this homework?

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Rashmikants Monpara · Answer 1 · 2015-06-01T03:10:00

Solution 1

use checkbox checkedchanged event and assign condition

Posted 1-Jun-15 3:10am

Rashmikants Monpara

Comments

12me 2-Jun-15 0:31am

please get an example to me

[no name] 2-Jun-15 2:16am

Hi Please Try It

In Asp page
------------------

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
Lession 1<asp:CheckBox ID="chk1" runat="server" AutoPostBack="true" OnCheckedChanged="chk1_CheckedChanged" />
Lession 2<asp:CheckBox ID="chk2" runat="server"/>
Lession 3<asp:CheckBox ID="chk3" runat="server"/>
Lession 4<asp:CheckBox ID="chk4" runat="server" />
</div>
</form>
</body>
</html>

In Cs Page
-------------------
protected void Page_Load(object sender, EventArgs e)
{

}
protected void chk1_CheckedChanged(object sender, EventArgs e)
{
if (chk1.Checked == true)
{
chk2.Enabled = false;
chk3.Enabled = false;
chk4.Enabled = false;
}
else
{
chk2.Enabled = true;
chk3.Enabled = true;
chk4.Enabled = true;
}
}

12me 3-Jun-15 14:23pm

but there is a difficult it meanes if student did'nt get lesson 1 at level 1 he or she did'nt get lesson1 at level 2 but can get lesson 2 level 1.how i can write this one?