How Can I Group Combo Box Item On Label

Question

1.00/5 (1 vote)

See more:

SQL-Server-2008R2

in My wpf application,i have 5 Combo-box (CB), and each CB bind 10 item (A,B,C,D,E,F,G,H,I,J) AND also have dynamic generated label (which will show group of combo box item).
so question is that when user select all combobox item then its show as grouping of this selected item.

example :

You are select

A
B
D
F
G
from combobox.

Posted 1-Nov-14 0:30am

mukesh mourya

Add a Solution

2 solutions

Solution 1

XML

<html>
<body>
<form name="form2" method="post" action="">
<select name="select1">
<optgroup id="optg1">
    <option id="opt1_1">first</option>
    <option>second</option>
    <option>third</option>
</optgroup>
<optgroup id="optg2">
    <option>first item in second group </option>
    <option id="opt2_2">second item in second group </option>
    <option>third item in second group </option>
</optgroup>
<script language="JavaScript">
    document.getElementById("optg1").label = "first group";
    document.getElementById("optg2").label = "second group";
</script>
</select>
</form>
</body>
</html>

Posted 12-Nov-14 18:10pm

vinuvasahanponniah

Add a Solution

Add your solution here

Treat my content as plain text, not as HTML

Preview 0

…

Existing Members

Sign in to your account

...or Join us

Download, Vote, Comment, Publish.

Your Email
Password
Forgot your password?

Your Email
This email is in use. Do you need your password?
Optional Password

I have read and agree to the Terms of Service and Privacy Policy
Please subscribe me to the CodeProject newsletters

When answering a question please:

Read the question carefully.
Understand that English isn't everyone's first language so be lenient of bad spelling and grammar.
If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem. Insults are not welcome.
Don't tell someone to read the manual. Chances are they have and don't get it. Provide an answer or move on to the next question.

Let's work to help developers, not make them feel stupid.

This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

mukesh mourya · Accepted Answer · 2014-12-24T07:22:00

Solution 2

In first Collect All Combo box selected Value in List then Grouping that

C#

var grouped = stuList.GroupBy(s => s.CollectedValue, m => m.count).Select(group => new { Cloth = group.Key,Total = group.Sum() });
                               listcal.ItemsSource = grouped;

Posted 24-Dec-14 7:22am

mukesh mourya