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)
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)
class Plugin(BasePlugin):
def fullname(self):
return "Exchange rates"
def description(self):
return """exchange rates, retrieved from blockchain.info, CoinDesk, or Coinbase"""
def __init__(self, a, b):
BasePlugin.__init__(self, a, b)
self.currencies = [self.fiat_unit()]
self.exchanges = [self.config.get('use_exchange', "Blockchain")]
self.exchanger = None
@hook
def init_qt(self, gui):
self.gui = gui
self.win = self.gui.main_window
self.win.connect(self.win, SIGNAL("refresh_currencies()"),
self.win.update_status)
self.btc_rate = Decimal("0.0")
self.resp_hist = {}
self.tx_list = {}
if self.exchanger is None:
# Do price discovery
self.exchanger = Exchanger(self)
self.exchanger.start()
self.gui.exchanger = self.exchanger #
self.add_fiat_edit()
self.win.update_status()
def close(self):
self.exchanger.stop()
self.exchanger = None
self.win.tabs.removeTab(1)
self.win.tabs.insertTab(1, self.win.create_send_tab(), _('Send'))
self.win.update_status()
def set_currencies(self, currency_options):
self.currencies = sorted(currency_options)
self.win.emit(SIGNAL("refresh_currencies()"))
self.win.emit(SIGNAL("refresh_currencies_combo()"))
@hook
def get_fiat_balance_text(self, btc_balance, r):
# return balance as: 1.23 USD
r[0] = self.create_fiat_balance_text(Decimal(btc_balance) / 100000000)
def get_fiat_price_text(self, r):
# return BTC price as: 123.45 USD
r[0] = self.create_fiat_balance_text(1)
quote = r[0]
if quote:
r[0] = "%s" % quote
@hook
def get_fiat_status_text(self, btc_balance, r2):
# return status as: (1.23 USD) 1 BTC~123.45 USD
text = ""
r = {}
self.get_fiat_price_text(r)
quote = r.get(0)
if quote:
price_text = "1 BTC~%s" % quote
fiat_currency = quote[-3:]
btc_price = self.btc_rate
fiat_balance = Decimal(btc_price) * (Decimal(btc_balance) /
100000000)
balance_text = "(%.2f %s)" % (fiat_balance, fiat_currency)
text = " " + balance_text + " " + price_text + " "
r2[0] = text
def create_fiat_balance_text(self, btc_balance):
quote_currency = self.fiat_unit()
self.exchanger.use_exchange = self.config.get("use_exchange",
"Blockchain")
cur_rate = self.exchanger.exchange(Decimal("1.0"), quote_currency)
if cur_rate is None:
quote_text = ""
else:
quote_balance = btc_balance * Decimal(cur_rate)
self.btc_rate = cur_rate
quote_text = "%.2f %s" % (quote_balance, quote_currency)
return quote_text
@hook
def load_wallet(self, wallet):
self.wallet = wallet
tx_list = {}
for item in self.wallet.get_tx_history(
self.wallet.storage.get("current_account", None)):
tx_hash, conf, is_mine, value, fee, balance, timestamp = item
tx_list[tx_hash] = {
'value': value,
'timestamp': timestamp,
'balance': balance
}
self.tx_list = tx_list
self.cur_exchange = self.config.get('use_exchange', "Blockchain")
threading.Thread(target=self.request_history_rates, args=()).start()
def requires_settings(self):
return True
def request_history_rates(self):
if self.config.get('history_rates') != "checked":
return
if not self.tx_list:
return
try:
mintimestr = datetime.datetime.fromtimestamp(
int(
min(self.tx_list.items(), key=lambda x: x[1]['timestamp'])
[1]['timestamp'])).strftime('%Y-%m-%d')
except Exception:
return
maxtimestr = datetime.datetime.now().strftime('%Y-%m-%d')
if self.cur_exchange == "CoinDesk":
try:
self.resp_hist = self.exchanger.get_json(
'api.coindesk.com',
"/v1/bpi/historical/close.json?start=" + mintimestr +
"&end=" + maxtimestr)
except Exception:
return
elif self.cur_exchange == "Winkdex":
try:
self.resp_hist = self.exchanger.get_json(
'winkdex.com', "/api/v0/series?start_time=1342915200"
)['series'][0]['results']
except Exception:
return
elif self.cur_exchange == "BitcoinVenezuela":
cur_currency = self.fiat_unit()
if cur_currency == "VEF":
try:
self.resp_hist = self.exchanger.get_json(
'api.bitcoinvenezuela.com',
"/historical/index.php?coin=BTC")['VEF_BTC']
except Exception:
return
elif cur_currency == "ARS":
try:
self.resp_hist = self.exchanger.get_json(
'api.bitcoinvenezuela.com',
"/historical/index.php?coin=BTC")['ARS_BTC']
except Exception:
return
else:
return
self.win.need_update.set()
@hook
def history_tab_update(self):
if self.config.get('history_rates') != "checked":
return
if not self.resp_hist:
return
self.win.is_edit = True
self.win.history_list.setColumnCount(6)
self.win.history_list.setHeaderLabels([
'',
_('Date'),
_('Description'),
_('Amount'),
_('Balance'),
_('Fiat Amount')
])
root = self.win.history_list.invisibleRootItem()
childcount = root.childCount()
for i in range(childcount):
item = root.child(i)
try:
tx_info = self.tx_list[str(
item.data(0, Qt.UserRole).toPyObject())]
except Exception:
newtx = self.wallet.get_tx_history()
v = newtx[[x[0] for x in newtx].index(
str(item.data(0, Qt.UserRole).toPyObject()))][3]
tx_info = {'timestamp': int(time.time()), 'value': v}
pass
tx_time = int(tx_info['timestamp'])
if self.cur_exchange == "CoinDesk":
tx_time_str = datetime.datetime.fromtimestamp(
tx_time).strftime('%Y-%m-%d')
try:
tx_fiat_val = "%.2f %s" % (
Decimal(str(tx_info['value'])) / 100000000 *
Decimal(self.resp_hist['bpi'][tx_time_str]), "USD")
except KeyError:
tx_fiat_val = "%.2f %s" % (self.btc_rate * Decimal(
str(tx_info['value'])) / 100000000, "USD")
elif self.cur_exchange == "Winkdex":
tx_time_str = datetime.datetime.fromtimestamp(
tx_time).strftime('%Y-%m-%d') + "T16:00:00-04:00"
try:
tx_rate = self.resp_hist[[
x['timestamp'] for x in self.resp_hist
].index(tx_time_str)]['price']
tx_fiat_val = "%.2f %s" % (Decimal(tx_info['value']) /
100000000 * Decimal(tx_rate) /
Decimal("100.0"), "USD")
except ValueError:
tx_fiat_val = "%.2f %s" % (self.btc_rate * Decimal(
tx_info['value']) / 100000000, "USD")
except KeyError:
tx_fiat_val = _("No data")
elif self.cur_exchange == "BitcoinVenezuela":
tx_time_str = datetime.datetime.fromtimestamp(
tx_time).strftime('%Y-%m-%d')
try:
num = self.resp_hist[tx_time_str].replace(',', '')
tx_fiat_val = "%.2f %s" % (Decimal(str(tx_info['value'])) /
100000000 * Decimal(num),
cur_currency)
except KeyError:
tx_fiat_val = _("No data")
tx_fiat_val = " " * (12 - len(tx_fiat_val)) + tx_fiat_val
item.setText(5, tx_fiat_val)
item.setFont(5, QFont(MONOSPACE_FONT))
if Decimal(str(tx_info['value'])) < 0:
item.setForeground(5, QBrush(QColor("#BC1E1E")))
for i, width in enumerate(self.win.column_widths['history']):
self.win.history_list.setColumnWidth(i, width)
self.win.history_list.setColumnWidth(4, 140)
self.win.history_list.setColumnWidth(5, 120)
self.win.is_edit = False
def settings_widget(self, window):
return EnterButton(_('Settings'), self.settings_dialog)
def settings_dialog(self):
d = QDialog()
d.setWindowTitle("Settings")
layout = QGridLayout(d)
layout.addWidget(QLabel(_('Exchange rate API: ')), 0, 0)
layout.addWidget(QLabel(_('Currency: ')), 1, 0)
layout.addWidget(QLabel(_('History Rates: ')), 2, 0)
combo = QComboBox()
combo_ex = QComboBox()
hist_checkbox = QCheckBox()
hist_checkbox.setEnabled(False)
hist_checkbox.setChecked(
self.config.get('history_rates', 'unchecked') != 'unchecked')
ok_button = QPushButton(_("OK"))
def on_change(x):
try:
cur_request = str(self.currencies[x])
except Exception:
return
if cur_request != self.fiat_unit():
self.config.set_key('currency', cur_request, True)
cur_exchange = self.config.get('use_exchange', "Blockchain")
if (cur_exchange, cur_request) in EXCH_SUPPORT_HIST:
hist_checkbox.setEnabled(True)
else:
disable_check()
self.win.update_status()
try:
self.fiat_button
except:
pass
else:
self.fiat_button.setText(cur_request)
def disable_check():
hist_checkbox.setChecked(False)
hist_checkbox.setEnabled(False)
def on_change_ex(x):
cur_request = str(self.exchanges[x])
if cur_request != self.config.get('use_exchange', "Blockchain"):
self.config.set_key('use_exchange', cur_request, True)
self.currencies = []
combo.clear()
self.exchanger.query_rates.set()
cur_currency = self.fiat_unit()
if (cur_request, cur_currency) in EXCH_SUPPORT_HIST:
hist_checkbox.setEnabled(True)
else:
disable_check()
set_currencies(combo)
self.win.update_status()
def on_change_hist(checked):
if checked:
self.config.set_key('history_rates', 'checked')
self.request_history_rates()
else:
self.config.set_key('history_rates', 'unchecked')
self.win.history_list.setHeaderLabels([
'',
_('Date'),
_('Description'),
_('Amount'),
_('Balance')
])
self.win.history_list.setColumnCount(5)
for i, width in enumerate(self.win.column_widths['history']):
self.win.history_list.setColumnWidth(i, width)
def set_hist_check(hist_checkbox):
cur_exchange = self.config.get('use_exchange', "Blockchain")
hist_checkbox.setEnabled(
cur_exchange in ["CoinDesk", "Winkdex", "BitcoinVenezuela"])
def set_currencies(combo):
try:
combo.blockSignals(True)
current_currency = self.fiat_unit()
combo.clear()
except Exception:
return
combo.addItems(self.currencies)
try:
index = self.currencies.index(current_currency)
except Exception:
index = 0
combo.blockSignals(False)
combo.setCurrentIndex(index)
def set_exchanges(combo_ex):
try:
combo_ex.clear()
except Exception:
return
combo_ex.addItems(self.exchanges)
try:
index = self.exchanges.index(
self.config.get('use_exchange', "Blockchain"))
except Exception:
index = 0
combo_ex.setCurrentIndex(index)
def ok_clicked():
if self.config.get('use_exchange',
"Blockchain") in ["CoinDesk", "itBit"]:
self.exchanger.query_rates.set()
d.accept()
set_exchanges(combo_ex)
set_currencies(combo)
set_hist_check(hist_checkbox)
combo.currentIndexChanged.connect(on_change)
combo_ex.currentIndexChanged.connect(on_change_ex)
hist_checkbox.stateChanged.connect(on_change_hist)
combo.connect(self.win, SIGNAL('refresh_currencies_combo()'),
lambda: set_currencies(combo))
combo_ex.connect(d, SIGNAL('refresh_exchanges_combo()'),
lambda: set_exchanges(combo_ex))
ok_button.clicked.connect(lambda: ok_clicked())
layout.addWidget(combo, 1, 1)
layout.addWidget(combo_ex, 0, 1)
layout.addWidget(hist_checkbox, 2, 1)
layout.addWidget(ok_button, 3, 1)
if d.exec_():
return True
else:
return False
def fiat_unit(self):
return self.config.get("currency", "EUR")
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)
class Plugin(BasePlugin):
def fullname(self):
return "Exchange rates"
def description(self):
return """exchange rates, retrieved from blockchain.info, CoinDesk, or Coinbase"""
def __init__(self,a,b):
BasePlugin.__init__(self,a,b)
self.currencies = [self.fiat_unit()]
self.exchanges = [self.config.get('use_exchange', "Blockchain")]
self.exchanger = None
@hook
def init_qt(self, gui):
self.gui = gui
self.win = self.gui.main_window
self.win.connect(self.win, SIGNAL("refresh_currencies()"), self.win.update_status)
self.btc_rate = Decimal("0.0")
self.resp_hist = {}
self.tx_list = {}
if self.exchanger is None:
# Do price discovery
self.exchanger = Exchanger(self)
self.exchanger.start()
self.gui.exchanger = self.exchanger #
self.add_fiat_edit()
self.win.update_status()
def close(self):
self.exchanger.stop()
self.exchanger = None
self.win.tabs.removeTab(1)
self.win.tabs.insertTab(1, self.win.create_send_tab(), _('Send'))
self.win.update_status()
def set_currencies(self, currency_options):
self.currencies = sorted(currency_options)
self.win.emit(SIGNAL("refresh_currencies()"))
self.win.emit(SIGNAL("refresh_currencies_combo()"))
@hook
def get_fiat_balance_text(self, btc_balance, r):
# return balance as: 1.23 USD
r[0] = self.create_fiat_balance_text(Decimal(btc_balance) / 100000000)
def get_fiat_price_text(self, r):
# return BTC price as: 123.45 USD
r[0] = self.create_fiat_balance_text(1)
quote = r[0]
if quote:
r[0] = "%s"%quote
@hook
def get_fiat_status_text(self, btc_balance, r2):
# return status as: (1.23 USD) 1 BTC~123.45 USD
text = ""
r = {}
self.get_fiat_price_text(r)
quote = r.get(0)
if quote:
price_text = "1 BTC~%s"%quote
fiat_currency = quote[-3:]
btc_price = self.btc_rate
fiat_balance = Decimal(btc_price) * (Decimal(btc_balance)/100000000)
balance_text = "(%.2f %s)" % (fiat_balance,fiat_currency)
text = " " + balance_text + " " + price_text + " "
r2[0] = text
def create_fiat_balance_text(self, btc_balance):
quote_currency = self.fiat_unit()
self.exchanger.use_exchange = self.config.get("use_exchange", "Blockchain")
cur_rate = self.exchanger.exchange(Decimal("1.0"), quote_currency)
if cur_rate is None:
quote_text = ""
else:
quote_balance = btc_balance * Decimal(cur_rate)
self.btc_rate = cur_rate
quote_text = "%.2f %s" % (quote_balance, quote_currency)
return quote_text
@hook
def load_wallet(self, wallet):
self.wallet = wallet
tx_list = {}
for item in self.wallet.get_tx_history(self.wallet.storage.get("current_account", None)):
tx_hash, conf, is_mine, value, fee, balance, timestamp = item
tx_list[tx_hash] = {'value': value, 'timestamp': timestamp, 'balance': balance}
self.tx_list = tx_list
self.cur_exchange = self.config.get('use_exchange', "Blockchain")
threading.Thread(target=self.request_history_rates, args=()).start()
def requires_settings(self):
return True
def request_history_rates(self):
if self.config.get('history_rates') != "checked":
return
if not self.tx_list:
return
try:
mintimestr = datetime.datetime.fromtimestamp(int(min(self.tx_list.items(), key=lambda x: x[1]['timestamp'])[1]['timestamp'])).strftime('%Y-%m-%d')
except Exception:
return
maxtimestr = datetime.datetime.now().strftime('%Y-%m-%d')
if self.cur_exchange == "CoinDesk":
try:
self.resp_hist = self.exchanger.get_json('api.coindesk.com', "/v1/bpi/historical/close.json?start=" + mintimestr + "&end=" + maxtimestr)
except Exception:
return
elif self.cur_exchange == "Winkdex":
try:
self.resp_hist = self.exchanger.get_json('winkdex.com', "/api/v0/series?start_time=1342915200")['series'][0]['results']
except Exception:
return
elif self.cur_exchange == "BitcoinVenezuela":
cur_currency = self.fiat_unit()
if cur_currency == "VEF":
try:
self.resp_hist = self.exchanger.get_json('api.bitcoinvenezuela.com', "/historical/index.php?coin=BTC")['VEF_BTC']
except Exception:
return
elif cur_currency == "ARS":
try:
self.resp_hist = self.exchanger.get_json('api.bitcoinvenezuela.com', "/historical/index.php?coin=BTC")['ARS_BTC']
except Exception:
return
else:
return
self.win.need_update.set()
@hook
def history_tab_update(self):
if self.config.get('history_rates') != "checked":
return
if not self.resp_hist:
return
self.win.is_edit = True
self.win.history_list.setColumnCount(6)
self.win.history_list.setHeaderLabels( [ '', _('Date'), _('Description') , _('Amount'), _('Balance'), _('Fiat Amount')] )
root = self.win.history_list.invisibleRootItem()
childcount = root.childCount()
for i in range(childcount):
item = root.child(i)
try:
tx_info = self.tx_list[str(item.data(0, Qt.UserRole).toPyObject())]
except Exception:
newtx = self.wallet.get_tx_history()
v = newtx[[x[0] for x in newtx].index(str(item.data(0, Qt.UserRole).toPyObject()))][3]
tx_info = {'timestamp':int(time.time()), 'value': v }
pass
tx_time = int(tx_info['timestamp'])
if self.cur_exchange == "CoinDesk":
tx_time_str = datetime.datetime.fromtimestamp(tx_time).strftime('%Y-%m-%d')
try:
tx_fiat_val = "%.2f %s" % (Decimal(str(tx_info['value'])) / 100000000 * Decimal(self.resp_hist['bpi'][tx_time_str]), "USD")
except KeyError:
tx_fiat_val = "%.2f %s" % (self.btc_rate * Decimal(str(tx_info['value']))/100000000 , "USD")
elif self.cur_exchange == "Winkdex":
tx_time_str = datetime.datetime.fromtimestamp(tx_time).strftime('%Y-%m-%d') + "T16:00:00-04:00"
try:
tx_rate = self.resp_hist[[x['timestamp'] for x in self.resp_hist].index(tx_time_str)]['price']
tx_fiat_val = "%.2f %s" % (Decimal(tx_info['value']) / 100000000 * Decimal(tx_rate)/Decimal("100.0"), "USD")
except ValueError:
tx_fiat_val = "%.2f %s" % (self.btc_rate * Decimal(tx_info['value'])/100000000 , "USD")
except KeyError:
tx_fiat_val = _("No data")
elif self.cur_exchange == "BitcoinVenezuela":
tx_time_str = datetime.datetime.fromtimestamp(tx_time).strftime('%Y-%m-%d')
try:
num = self.resp_hist[tx_time_str].replace(',','')
tx_fiat_val = "%.2f %s" % (Decimal(str(tx_info['value'])) / 100000000 * Decimal(num), cur_currency)
except KeyError:
tx_fiat_val = _("No data")
tx_fiat_val = " "*(12-len(tx_fiat_val)) + tx_fiat_val
item.setText(5, tx_fiat_val)
item.setFont(5, QFont(MONOSPACE_FONT))
if Decimal(str(tx_info['value'])) < 0:
item.setForeground(5, QBrush(QColor("#BC1E1E")))
for i, width in enumerate(self.win.column_widths['history']):
self.win.history_list.setColumnWidth(i, width)
self.win.history_list.setColumnWidth(4, 140)
self.win.history_list.setColumnWidth(5, 120)
self.win.is_edit = False
def settings_widget(self, window):
return EnterButton(_('Settings'), self.settings_dialog)
def settings_dialog(self):
d = QDialog()
d.setWindowTitle("Settings")
layout = QGridLayout(d)
layout.addWidget(QLabel(_('Exchange rate API: ')), 0, 0)
layout.addWidget(QLabel(_('Currency: ')), 1, 0)
layout.addWidget(QLabel(_('History Rates: ')), 2, 0)
combo = QComboBox()
combo_ex = QComboBox()
hist_checkbox = QCheckBox()
hist_checkbox.setEnabled(False)
hist_checkbox.setChecked(self.config.get('history_rates', 'unchecked') != 'unchecked')
ok_button = QPushButton(_("OK"))
def on_change(x):
try:
cur_request = str(self.currencies[x])
except Exception:
return
if cur_request != self.fiat_unit():
self.config.set_key('currency', cur_request, True)
cur_exchange = self.config.get('use_exchange', "Blockchain")
if (cur_exchange, cur_request) in EXCH_SUPPORT_HIST:
hist_checkbox.setEnabled(True)
else:
disable_check()
self.win.update_status()
try:
self.fiat_button
except:
pass
else:
self.fiat_button.setText(cur_request)
def disable_check():
hist_checkbox.setChecked(False)
hist_checkbox.setEnabled(False)
def on_change_ex(x):
cur_request = str(self.exchanges[x])
if cur_request != self.config.get('use_exchange', "Blockchain"):
self.config.set_key('use_exchange', cur_request, True)
self.currencies = []
combo.clear()
self.exchanger.query_rates.set()
cur_currency = self.fiat_unit()
if (cur_request, cur_currency) in EXCH_SUPPORT_HIST:
hist_checkbox.setEnabled(True)
else:
disable_check()
set_currencies(combo)
self.win.update_status()
def on_change_hist(checked):
if checked:
self.config.set_key('history_rates', 'checked')
self.request_history_rates()
else:
self.config.set_key('history_rates', 'unchecked')
self.win.history_list.setHeaderLabels( [ '', _('Date'), _('Description') , _('Amount'), _('Balance')] )
self.win.history_list.setColumnCount(5)
for i,width in enumerate(self.win.column_widths['history']):
self.win.history_list.setColumnWidth(i, width)
def set_hist_check(hist_checkbox):
cur_exchange = self.config.get('use_exchange', "Blockchain")
hist_checkbox.setEnabled(cur_exchange in ["CoinDesk", "Winkdex", "BitcoinVenezuela"])
def set_currencies(combo):
try:
combo.blockSignals(True)
current_currency = self.fiat_unit()
combo.clear()
except Exception:
return
combo.addItems(self.currencies)
try:
index = self.currencies.index(current_currency)
except Exception:
index = 0
combo.blockSignals(False)
combo.setCurrentIndex(index)
def set_exchanges(combo_ex):
try:
combo_ex.clear()
except Exception:
return
combo_ex.addItems(self.exchanges)
try:
index = self.exchanges.index(self.config.get('use_exchange', "Blockchain"))
except Exception:
index = 0
combo_ex.setCurrentIndex(index)
def ok_clicked():
if self.config.get('use_exchange', "Blockchain") in ["CoinDesk", "itBit"]:
self.exchanger.query_rates.set()
d.accept();
set_exchanges(combo_ex)
set_currencies(combo)
set_hist_check(hist_checkbox)
combo.currentIndexChanged.connect(on_change)
combo_ex.currentIndexChanged.connect(on_change_ex)
hist_checkbox.stateChanged.connect(on_change_hist)
combo.connect(self.win, SIGNAL('refresh_currencies_combo()'), lambda: set_currencies(combo))
combo_ex.connect(d, SIGNAL('refresh_exchanges_combo()'), lambda: set_exchanges(combo_ex))
ok_button.clicked.connect(lambda: ok_clicked())
layout.addWidget(combo,1,1)
layout.addWidget(combo_ex,0,1)
layout.addWidget(hist_checkbox,2,1)
layout.addWidget(ok_button,3,1)
if d.exec_():
return True
else:
return False
def fiat_unit(self):
return self.config.get("currency", "EUR")
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)