def open_fileref(self, fileref):
"""Open document specified by a FileRef."""
doc = self.make_file_document(fileref)
if not doc:
raise ApplicationError("The file '%s' is not recognised by %s." % (
fileref.name, Globals.application_name))
doc.set_file(fileref)
try:
doc.read()
except EnvironmentError, e:
raise ApplicationError("Unable to open '%s'." % fileref.name, e)
def _save(self):
for window in self.windows:
window.broadcast('flush')
if self._file == None:
self.get_new_file_name()
try:
self.write()
except EnvironmentError, e:
raise ApplicationError("Unable to save '%s'." % self._file.name, e)
def save_cmd(self):
"""Implements the standard Save command. Writes the document to its
associated file, asking the user for one first if necessary."""
if self._file == None:
self.get_new_file_name()
try:
self.write()
except EnvironmentError, e:
raise ApplicationError("Unable to save '%s'." % self._file.name, e)
def raise_application_error():
raise ApplicationError(
"Your underpants are on fire.",
"Please notify the fire service and proceed in an orderly manner to the nearest exit."
)