def add_fiat_edit(self):
self.fiat_e = AmountEdit(self.fiat_unit)
self.btc_e = self.win.amount_e
grid = self.btc_e.parent()
def fiat_changed():
try:
fiat_amount = Decimal(str(self.fiat_e.text()))
except:
self.btc_e.setText("")
return
exchange_rate = self.exchanger.exchange(Decimal("1.0"),
self.fiat_unit())
if exchange_rate is not None:
btc_amount = fiat_amount / exchange_rate
self.btc_e.setAmount(int(btc_amount * Decimal(100000000)))
self.btc_e.textEdited.emit("")
self.fiat_e.textEdited.connect(fiat_changed)
def btc_changed():
btc_amount = self.btc_e.get_amount()
if btc_amount is None:
self.fiat_e.setText("")
return
fiat_amount = self.exchanger.exchange(
Decimal(btc_amount) / Decimal(100000000), self.fiat_unit())
if fiat_amount is not None:
pos = self.fiat_e.cursorPosition()
self.fiat_e.setText("%.2f" % fiat_amount)
self.fiat_e.setCursorPosition(pos)
self.btc_e.textEdited.connect(btc_changed)
self.btc_e.frozen.connect(
lambda: self.fiat_e.setFrozen(self.btc_e.isReadOnly()))
self.win.send_grid.addWidget(self.fiat_e, 4, 3, Qt.AlignHCenter)
