@@ -89,6 +89,7 @@ Command Line

                             [default: dot]

       -n, --no-filter       assume input is already filtered into xdot format (use

                             e.g. dot -Txdot)

+      -g GEOMETRY           default window size in form WxH

     Shortcuts:

       Up, Down, Left, Right     scroll

@@ -1964,7 +1964,7 @@ class DotWindow(Gtk.Window):

     base_title = 'Dot Viewer'

-    def __init__(self, widget=None):

+    def __init__(self, widget=None, width=512, height=512):

         Gtk.Window.__init__(self)

         self.graph = Graph()

@@ -1972,7 +1972,7 @@ class DotWindow(Gtk.Window):

         window = self

         window.set_title(self.base_title)

-        window.set_default_size(512, 512)

+        window.set_default_size(width, height)

         vbox = Gtk.VBox()

         window.add(vbox)

@@ -2165,12 +2165,23 @@ Shortcuts:

         '-n', '--no-filter',

         action='store_const', const=None, dest='filter',

         help='assume input is already filtered into xdot format (use e.g. dot -Txdot)')

+    parser.add_option(

+        '-g', None,

+        action='store', dest='geometry',

+        help='default window size in form WxH')

     (options, args) = parser.parse_args(sys.argv[1:])

     if len(args) > 1:

         parser.error('incorrect number of arguments')

-    win = DotWindow()

+    width = height = 512

+    if options.geometry:

+        try:

+            width,height = (int(i) for i in options.geometry.split('x'))

+        except ValueError:

+            parser.error('invalid window geometry')

+

+    win = DotWindow(width=width, height=height)

     win.connect('delete-event', Gtk.main_quit)

     win.set_filter(options.filter)

     if len(args) >= 1: