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# vim:sw=4:et
"""A generic way to handle errors in GUI applications.
This module also contains a ErrorHandlerAspect, which can be easely attached
to a class' method and will raise the error dialog when the method exits with
an exception.
"""
import gtk
import sys
import pdb
from gaphor.i18n import _
def error_handler(message=None, exc_info=None):
exc_type, exc_value, exc_traceback = exc_info or sys.exc_info()
if not exc_type:
return
if not message:
message = _('An error occured.')
buttons = gtk.BUTTONS_OK
message = '%s\n\nTechnical details:\n\t%s\n\t%s' % (message, exc_type, exc_value)
if __debug__ and sys.stdin.isatty():
buttons = gtk.BUTTONS_YES_NO
message += _('\n\nDo you want to debug?\n(Gaphor should have been started from the command line)')
dialog = gtk.MessageDialog(None,
gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT,
gtk.MESSAGE_ERROR,
buttons, message)
answer = dialog.run()
dialog.destroy()
if answer == gtk.RESPONSE_YES:
pdb.post_mortem(exc_traceback)
# vim:sw=4:et:ai
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