Connecting a NumericUpDown and TrackBar

 
using System;
using System.Windows.Forms;
//To make it work, build a form with one NumericUpDown named NumericUpDown
//and one trackbar named TrackbarUpDown.
namespace Trackbar
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void numericUpDown1_ValueChanged(object sender, EventArgs e)
{
NumericUpDown numUpDn = (NumericUpDown)sender;
string tBarName = numUpDn.Name.Replace("Numeric", "Trackbar");
foreach (Control tbar in Controls)
{
if (tbar.GetType() == typeof(TrackBar))
{
if (tbar.Name == tBarName)
{
//The next will NOT work. The tbar does not have the Value property!
tbar.Value = numUpDn.Value; 
}
}
}
}
private void trackBar1_Scroll(object sender, EventArgs e)
{
TrackBar tbar = (TrackBar)sender;
string numUpDnName = tbar.Name.Replace("Trackbar","Numeric"); //Changing names
foreach (Control numupdn in Controls)
{
if (numupdn.GetType() == typeof(NumericUpDown))
{
if (numupdn.Name == numUpDnName)
{
numupdn.Text = tbar.Value.ToString();
}
}
}
}
}
}