def _new(self):
self._file = ""
self._velat = Velat()
self._load_velat()
class Caillasse(QMainWindow, Ui_caillasse):
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.setupUi(self)
self._settings = QSettings("Free software", "Caillasse", self)
statusbar = QWidget(self)
self.ui_bar = Ui_statusbar()
self.ui_bar.setupUi(statusbar)
self.statusBar().addPermanentWidget(statusbar)
self._file = ""
self._velat = None
self._dirty_balance = False
self._all_expenses_model = ExpensesModel(self._velat, self)
self._all_persons_model = PersonsModel(self._velat, self)
self._all_transfers_model = TransfersModel(self._velat, self)
self.all_expenses.setModel(self._all_expenses_model)
self.all_persons.setModel(self._all_persons_model)
self.all_transfers.setModel(self._all_transfers_model)
_connect(self.actionNew, self._new)
_connect(self.actionLoad, self._load)
_connect(self.actionSave, self._save)
_connect(self.actionSave_copy, self._save_as)
_connect(self.actionNew_person, self._new_person)
_connect(self.actionNew_expense, self._new_expense)
_connect(self.actionNew_transfer, self._new_transfer)
for model in (self._all_expenses_model, self._all_transfers_model):
_connect(model, self._schedule_balance)
self._new()
def _new(self):
self._file = ""
self._velat = Velat()
self._load_velat()
@_balance
def _load(self):
filename = QFileDialog.getOpenFileName(self, "Open file",
os.path.split(self._file)[0], _FILE_FILTER)
if not filename:
return
self._velat = velat.load(filename)
self._load_velat()
self._file = filename
def _load_velat(self):
self._all_persons_model.load(self._velat, self._velat.persons)
self._all_expenses_model.load(self._velat, self._velat.expenses)
self._all_transfers_model.load(self._velat, self._velat.transfers)
def _save(self):
if not self._file:
return self._save_as()
self._velat.save(self._file)
def _save_as(self):
filename = QFileDialog.getSaveFileName(self, "Save as...", self._file,
_FILE_FILTER)
if not filename:
return
self._velat.save(filename)
self._file = filename
def _new_person(self):
self.tabs.setCurrentIndex(0)
self._all_persons_model.new_item(self)
@_balance
def _new_expense(self):
self.tabs.setCurrentIndex(1)
self._all_expenses_model.new_item(self)
@_balance
def _new_transfer(self):
if not self._velat.persons:
QMessageBox.warning(self, "New transfer", "Please create persons "
"before transfers between them")
return
self.tabs.setCurrentIndex(2)
self._all_transfers_model.new_item(self, self._all_persons_model)
def _schedule_balance(self):
self._dirty_balance = True
def _update_totals(self):
solution = self._velat.solve()
self._all_persons_model.update_totals()
