Find and activate an application's window

Question

Assume that notepad.exe is opening and the it\'s window is inactive. I will write an application to activate it. How to make?

Update: The window title i

Answer 1

You have to use combination of these -

Toggle Process.StartInfo.WindowStyle = ProcessWindowStyle.Hidden at runtime

and

Bring another processes Window to foreground when it has ShowInTaskbar = false

You need to find the class of the window and do a search on it. Read more about it here.

Just for info, Notepad's class name is "Notepad" (without quotes). You can verify it using Spy++.

Note: You cannot activate a window of an app if it was run with no window. Read more options in API here.