def fiat_to_btc(self, fiat_amount):
if not fiat_amount:
return ''
rate = self.fx.exchange_rate()
if rate.is_nan():
return ''
satoshis = int(pow(10, 8) * Decimal(fiat_amount) / Decimal(rate))
return format_satoshis_plain(satoshis, self.decimal_point())
def get_max_amount(self):
inputs = self.wallet.get_spendable_coins(None, self.electrum_config)
if not inputs:
return ''
addr = str(
self.send_screen.screen.address) or self.wallet.dummy_address()
outputs = [(TYPE_ADDRESS, addr, '!')]
tx = self.wallet.make_unsigned_transaction(inputs, outputs,
self.electrum_config)
amount = tx.output_value()
return format_satoshis_plain(amount, self.decimal_point())
def setAmount(self, amount):
if amount is None:
self.setText(" ") # Space forces repaint in case units changed
else:
self.setText(format_satoshis_plain(amount, self.decimal_point()))
def format_amount_and_units(self, x):
return format_satoshis_plain(
x, self.decimal_point()) + ' ' + self.base_unit