[gjc] add happy dialog to inform about tracebacks only if we have verbose on and user does not run from terminal or started X11 with startx

src/gajim.py

@@ -71,10 +71,10 @@ for o, a in opts:
 		sys.exit()
 	elif o in ('-v', '--verbose'):
 		gajim.verbose = True
+		import gtkexcepthook
 	elif o in ('-p', '--profile'): # gajim --profile name
 		profile = a
 
-
 config_filename = os.path.expanduser('~/.gajim/config')
 if os.name == 'nt':
 	try:

src/gtkexcepthook.py

@@ -0,0 +1,76 @@
+import sys
+import traceback
+
+import gtk
+import pango
+
+from common import i18n
+from cStringIO import StringIO
+
+
+i18n.init()
+_ = i18n._
+APP = i18n.APP
+_exception_in_progress = False
+
+def _info(type, value, tb):
+	global _exception_in_progress
+	if _exception_in_progress:
+		# Exceptions have piled up, so we use the default exception
+		# handler for such exceptions
+		_excepthook_save(type, value, tb)
+		return
+
+	_exception_in_progress = True
+
+	dialog = gtk.MessageDialog(parent = None,
+					flags = 0,
+					type = gtk.MESSAGE_WARNING,
+					buttons = gtk.BUTTONS_CLOSE,
+					message_format = _('A programming error has been detected'))
+
+	dialog.format_secondary_text(
+		_('It probably is not fatal, but should be reported '
+			'to the developers nonetheless.'))
+	dialog.set_default_response(gtk.RESPONSE_CLOSE)
+
+	# Details
+	textview = gtk.TextView()
+	textview.set_editable(False)
+	textview.modify_font(pango.FontDescription('Monospace'))
+	sw = gtk.ScrolledWindow()
+	sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
+	sw.add(textview)
+	frame = gtk.Frame()
+	frame.set_shadow_type(gtk.SHADOW_IN)
+	frame.add(sw)
+	frame.set_border_width(6)
+	textbuffer = textview.get_buffer()
+	trace = StringIO()
+	traceback.print_exception(type, value, tb, None, trace)
+	textbuffer.set_text(trace.getvalue())
+	textview.set_size_request(
+		gtk.gdk.screen_width() / 3,
+		gtk.gdk.screen_height() / 4)
+	expander = gtk.Expander(_('Details'))
+	expander.add(frame)
+	dialog.vbox.add(expander)
+
+	dialog.set_position(gtk.WIN_POS_CENTER)
+
+	dialog.show_all()
+	dialog.run()
+	dialog.destroy()
+	_exception_in_progress = False
+	
+if not sys.stderr.isatty(): # gdb/kdm etc if we use startx this is not True
+	#FIXME: maybe always show dialog?
+	_excepthook_save = sys.excepthook
+	sys.excepthook = _info
+
+# this is just to assist testing (python gtkexcepthook.py)
+if __name__ == '__main__':
+	_excepthook_save = sys.excepthook
+	sys.excepthook = _info
+	print x # this always tracebacks
+