<div>
<div class="content wysiwyg-content">
What is the best way to have one C# application show and focus to another C# application hidden in the taskbar with a notifyIcon? &nbsp;I would like to do this on startup, if the application is already running then focus to the first instance instead of loading the application again, also the first application was hidden using the controls Hide() method. &nbsp;OS is Windows XP.
</div>
</div>


What is the best way to have one C# application show and focus to another C# application hidden in the taskbar with a notifyIcon?  I would like to do this on startup, if the application is already running then focus to the first instance instead of loading the application again, also the first application was hidden using the controls Hide() method.  OS is Windows XP.

C# show and focus to another application hidden in the taskbar

Most development for the Microsoft platform is done utilizing the technologies supported by the.NET framework. Other development is done using Visual Basic for Applications (VBA) for programs like Access, Excel, Word and Outlook, with PowerShell for scripting, or with SQL for large databases.

Microsoft Development

C# is an object-oriented programming language created in conjunction with Microsoft’s .NET framework. Compilation is usually done into the Microsoft Intermediate Language (MSIL), which is then JIT-compiled to native code (and cached) during execution in the Common Language Runtime (CLR).

Microsoft Windows XP is the sixth release of the NT series of operating systems, and was the first to be marketed in a variety of editions: XP Home and XP Professional, designed for business and power users. The advanced features in XP Professional are generally disabled in Home Edition, but are there and can be activated. There were two 64-bit editions, an embedded edition and a tablet edition.