Pleaz.... im on the Basics!!

I need to connect a Dialog Widget from a main Widget from a button cilcked() signal .If my signal is :
openMyform()
what do i do to make the Dialog visible ??
This is a very basic question.

Try these Tutorials first
http://www.digitalfanatics.org/projects/qt_tutorial/
http://www.digitalfanatics.org/proje...chapter05.html
http://www.digitalfanatics.org/proje...chapter07.html

And read the FAQ.