====== Opening a Control Panel Applet ======

This code illustrates how to open a control panel applet (e.g. for calibrating the touchscreen, or setting the system's date and time) using C#.

The procedure involves using the [[https://msdn.microsoft.com/en-us/library/system.diagnostics.process(v=vs.110).aspx|Process]] class to execute ''ctlpnl.exe \Windows\cplmain.cpl Number'' where //Number// is an integer value corresponding the control panel applet to open.  Possible values for //Number// are listed below:

^ Applet           ^  Number  ^
| PC Connection    |  0       |
| Dialing          |  1       |
| Keyboard         |  2       |
| Password         |  3       |
| Owner            |  4       |
| Power            |  5       |
| System           |  6       |
| Display          |  7       |
| Mouse            |  8       |
| Stylus           |  9       |
| Volume & Sounds  |  10      |
| Input Panel      |  11      |
| Remove Programs  |  12      |
| Date/Time        |  13      |
| Certificates     |  14      |
| Accessibility    |  15      |



<code csharp>
void OpenApplet(int value)
{
    using (var process = new Process())
    {
        process.StartInfo.FileName = "ctlpnl.exe";
        process.StartInfo.Arguments = @"\Windows\cplmain.cpl " + value.ToString();
        process.Start();
    }
}
</code>

{{ :cuwin:opening_a_control_panel_applet:open_control_panel_applet.mp4?800x450 |}}

{{ :cuwin:opening_a_control_panel_applet:opencontrolpanelapplet.zip |Download Source Code}}

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