python-examples: b231b58946ea3784c4d1c86b0766e6d9e01ee145

     1: # Web browser in 20 lines of Python (excluding comments)
     2: # Made by Chris Warburton whilst consulting the example browser of
     3: # PyWebKitGTK by Jan Alonzo <jmalonzo@unpluggable.com>,
     4: # One Laptop Per Child and Red Hat, Inc.
     5: # This is Public Domain. Chop it, mix it, fiddle around, it's meant for
     6: # learning.
     7: 
     8: import gtk, webkit
     9: 
    10: # Define a web browser as a type of window
    11: class WebBrowser(gtk.Window):
    12: 
    13: 	def __init__(self):
    14: 		# Set up the regular window stuff
    15: 		super(WebBrowser, self).__init__()
    16: 
    17: 		# When the window closes we want the program to stop
    18: 		self.connect('destroy', gtk.main_quit)
    19: 
    20: 		# We need 2 things stacked vertically, so make a box which
    21: 		# stacks things vertically, then add it to the window
    22: 		self.vbox = gtk.VBox()
    23: 		self.add(self.vbox)
    24: 
    25: 		# Make a text entry box to input a new address and add it to
    26: 		# the vertically stacking box so that it only expands across
    27: 		self.addressbar = gtk.Entry()
    28: 		self.vbox.pack_start(self.addressbar, expand=False, fill=False)
    29: 		# When an address is entered run "location_entered"
    30: 		self.addressbar.connect('activate', self.location_entered)
    31: 
    32: 		# The page may be too big for the window, so make a box which
    33: 		# can scroll and add it to the vertically stacking box
    34: 		self.scroller = gtk.ScrolledWindow()
    35: 		self.vbox.add(self.scroller)
    36: 
    37: 		# Make the actual page viewer and put it in the scrolling box
    38: 		self.webpage = webkit.WebView()
    39: 		self.scroller.add(self.webpage)
    40: 
    41: 		# Finally make everything visible
    42: 		self.show_all()
    43: 
    44: 	def location_entered(self, addressbar):
    45: 		# This is run when an address is entered and tells the webpage
    46: 		# viewer to load the new address
    47: 		self.webpage.open(addressbar.props.text)
    48: 
    49: # Make one of the web browsers we just defined
    50: webbrowser = WebBrowser()
    51: 
    52: # Run the program
    53: gtk.main()