Update main.py

Add more clarity to the code

Author: ocryptocode

projects/Browser/main.py

@@ -4,46 +4,58 @@
 from PyQt5.QtWebEngineWidgets import *
 import sys
 
-
+# Define the main window class
 class MainWindow(QMainWindow):
     def __init__(self):
         super(MainWindow, self).__init__()
+        
+        # Create a QWebEngineView widget
         self.browser = QWebEngineView()
         self.browser.setUrl(QUrl("http://www.google.com"))
         self.setCentralWidget(self.browser)
+        
+        # Show the window maximized
         self.showMaximized()
+        
+        # Create a navigation toolbar
         navbar = QToolBar()
         navbar.adjustSize()
         self.addToolBar(navbar)
+        
+        # Add a back button to the toolbar
         back_btn = QAction("⮜", self)
         back_btn.triggered.connect(self.browser.back)
         navbar.addAction(back_btn)
-
+        
+        # Add a forward button to the toolbar
         forward_btn = QAction("⮞", self)
         forward_btn.triggered.connect(self.browser.forward)
         navbar.addAction(forward_btn)
-
+        
+        # Add a reload button to the toolbar
         reload_btn = QAction("⟳", self)
         reload_btn.triggered.connect(self.browser.reload)
         navbar.addAction(reload_btn)
-
+        
+        # Add a URL bar to the toolbar
         self.url_bar = QLineEdit()
         self.url_bar.returnPressed.connect(self.open_url)
         navbar.addWidget(self.url_bar)
+        
+        # Update the URL bar when the browser URL changes
         self.browser.urlChanged.connect(self.update_url)
 
+    # Load the URL entered in the URL bar
     def open_url(self):
         url = self.url_bar.text()
         self.browser.setUrl(QUrl(url))
 
+    # Update the URL bar when the browser URL changes
     def update_url(self, q):
         self.url_bar.setText(q.toString())
 
-
+# Create the application and main window
 app = QApplication(sys.argv)
-
 QApplication.setApplicationName("EFFLUX browser")
-
 window = MainWindow()
-
 app.exec_()