showdialog() keyboard offshoot eventuality c#

i wish showdialog() keyboard offshoot eventuality triggered, nonetheless i'm carrying difficulties:

• showdialog() blocks, i can't offshoot triggered event, since retard os.


• i start new thread showdialog() there, nonetheless i nasty exception. i speculation i can't showdialog() any thread.


• i start timer: unbroken 50 milliseconds showdialog() (which nasty penetrate btw, i rather this). nonetheless following timer fires new thread, following i run same problem explained before bullet.

is there way?