Quote Originally Posted by wysota View Post
No, I'm assuming you already have such an object somewhere.

Let's make a deal - if you keep ignoring my questions, I will start ignoring yours.
I don't ignore, I answered by the question "I need have to initialize object of MainWindow class, right?". That means I don't have an instance of the main window which launched the dialog and I understand the difference between a class and an instance of a class. I think so.

But I feel we are going around.