QtWindow
QtWindow is a fundamental class within the Qt framework, serving as the base class for all user interface windows. It represents a top-level window, meaning it's not contained within another window and typically has its own frame, title bar, and system buttons (minimize, maximize, close). QtWindow inherits from QWidget, which provides the basic functionality for all visual elements in Qt applications.
As a QWidget subclass, QtWindow supports event handling, painting, and geometry management. It provides methods for
When a QtWindow is created, it is initially hidden. It becomes visible when its show() method is