def _edit_sample_button_fired(self):
se = SampleEntry(db=self.manager.db)
sam = self.selected_samples
se.edit_sample(sam.name,
self.selected_projects,
sam.material)
def _add_sample_button_fired(self):
sam = SampleEntry(db=self.manager.db)
sam.add_sample(self.selected_projects)