Mastering GUI Programming with Python

Allowing multiple windows and tabs

In MainWindow.__init__(), delete or comment-out the web view code you just added (going back to the creation of the QWebEngineView object). We're going to move that functionality to a method instead, so that we can create multiple web views in a tabbed interface. We will do this as follows:

1. To begin, we'll replace our QWebEngineView object with a QTabWidget object as our central widget:

        self.tabs = qtw.QTabWidget(            tabsClosable=True, movable=True)        self.tabs.tabCloseRequested.connect(self.tabs.removeTab)        self.new = qtw.QPushButton('New')        self.tabs.setCornerWidget(self.new)        self.setCentralWidget(self.tabs)

This tab widget will have movable and closable tabs, and a New button in the left corner for adding ...