def fiat_to_btc(self, fiat_amount):
if not fiat_amount:
return ''
rate = self.fx.exchange_rate()
if not rate:
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)
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 data(self, index, role=Qt.DisplayRole):
if not index.isValid():
return None
if role not in [
Qt.EditRole, Qt.DisplayRole, Qt.ToolTipRole, Qt.FontRole
]:
return None
data = None
p = self.proposals[index.row()]
c = index.column()
if c == self.NAME:
data = p.proposal_name
elif c == self.URL:
data = p.proposal_url
elif c == self.YES_COUNT:
data = p.yes_count
elif c == self.NO_COUNT:
data = p.no_count
elif c == self.START_BLOCK:
data = p.start_block
if role == Qt.FontRole:
data = util.MONOSPACE_FONT
elif c == self.END_BLOCK:
data = p.end_block
if role == Qt.FontRole:
data = util.MONOSPACE_FONT
elif c == self.AMOUNT:
data = p.payment_amount
if role in [Qt.DisplayRole, Qt.EditRole]:
data = format_satoshis_plain(data)
elif c == self.ADDRESS:
data = p.address
if role == Qt.FontRole:
data = util.MONOSPACE_FONT
elif c == self.TXID:
data = p.fee_txid
if role == Qt.FontRole:
data = util.MONOSPACE_FONT
return QVariant(data)
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