How to Open Second Window in PyQt6

In this PyQt6 article we want to learn How to Open Second Window in PyQt6, so PyQt6 is  popular Python binding for Qt toolkit. it allows developers to create graphical user interfaces  for their Python applications. 

 

 

So first of all you need to install PyQt6 and you can use pip for that.

 

 

This is the complete code for this article

In the above e code we have create a second_window attribute on the MainWindow class and initialize it to None. when open_second_window method is called, it checks if the second_window attribute is None. if it is None, it creates a new SecondWindow object and assigns it to the second_window attribute. if the second_window attribute is not None, it simply shows the existing SecondWindow object.

this should keep the SecondWindow object alive even after the open_second_window method finishes executing, and it allows the window to remain open.

 

 

 

Run the complete code and this will be the result

How to Open Second Window in PyQt6
How to Open Second Window in PyQt6

 

 

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