def _open_file(self):
preferences = UIPreferences()
filename = tkfd.askopenfilename(parent=self,
title='Open Chemistry File',
initialdir=preferences.get_openfile_initialdir())
if filename and self._controller.open_file(filename):
preferences.add_recent_file(filename)
preferences.set_openfile_initialdir(os.path.dirname(filename))
preferences.save()
def _save_file_as(self):
if self._controller.is_empty():
self._controller._outputView.write_line("No data to save.")
return
preferences = UIPreferences()
filename = tkfd.asksaveasfilename(parent=self,
title='Save Chemistry File',
initialdir=preferences.get_savefile_initialdir())
if filename and self._controller.save_file_as(filename):
preferences.add_recent_file(filename)
preferences.set_savefile_initialdir(os.path.dirname(filename))
preferences.save()