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.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: self.fiat_e.setText("%.2f" % fiat_amount) 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.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: self.fiat_e.setText("%.2f"%fiat_amount) 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 BTC-e and other market exchanges""" def __init__(self, a, b): BasePlugin.__init__(self, a, b) self.currencies = [self.fiat_unit()] self.exchanges = [self.config.get('use_exchange', "BTC-e")] def init(self): self.win = self.gui.main_window self.win.connect(self.win, SIGNAL("refresh_currencies()"), self.win.update_status) self.btc_rate = Decimal("0.0") # Do price discovery self.exchanger = Exchanger(self) self.exchanger.start() self.gui.exchanger = self.exchanger # self.add_fiat_edit() def set_currencies(self, currency_options): self.currencies = sorted(currency_options) self.win.emit(SIGNAL("refresh_currencies()")) self.win.emit(SIGNAL("refresh_currencies_combo()")) 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 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 VIA~%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", "BTC-e") 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 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 def requires_settings(self): return True def toggle(self): enabled = BasePlugin.toggle(self) self.win.update_status() self.win.tabs.removeTab(1) new_send_tab = self.gui.main_window.create_send_tab() self.win.tabs.insertTab(1, new_send_tab, _('Send')) if enabled: self.add_fiat_edit() return enabled def close(self): self.exchanger.stop() def history_tab_update(self): if self.config.get('history_rates', 'unchecked') == "checked": cur_exchange = self.config.get('use_exchange', "BTC-e") try: tx_list = self.tx_list except Exception: return try: mintimestr = datetime.datetime.fromtimestamp( int( min(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 cur_exchange == "CoinDesk": try: resp_hist = self.exchanger.get_json( 'api.coindesk.com', "/v1/bpi/historical/close.json?start=" + mintimestr + "&end=" + maxtimestr) except Exception: return elif cur_exchange == "Winkdex": try: resp_hist = self.exchanger.get_json( 'winkdex.com', "/static/data/0_86400_730.json")['prices'] except Exception: return elif cur_exchange == "BitcoinVenezuela": cur_currency = self.fiat_unit() if cur_currency in ("ARS", "EUR", "USD", "VEF"): try: resp_hist = self.exchanger.get_json( 'api.bitcoinvenezuela.com', "/historical/index.php?coin=VIA")[cur_currency + '_VIA'] except Exception: return else: return self.gui.main_window.is_edit = True self.gui.main_window.history_list.setColumnCount(6) self.gui.main_window.history_list.setHeaderLabels([ '', _('Date'), _('Description'), _('Amount'), _('Balance'), _('Fiat Amount') ]) root = self.gui.main_window.history_list.invisibleRootItem() childcount = root.childCount() for i in range(childcount): item = root.child(i) try: tx_info = 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 cur_exchange == "CoinDesk": tx_time_str = datetime.datetime.fromtimestamp( tx_time).strftime('%Y-%m-%d') try: tx_USD_val = "%.2f %s" % ( Decimal(str(tx_info['value'])) / 100000000 * Decimal(resp_hist['bpi'][tx_time_str]), "USD") except KeyError: tx_USD_val = "%.2f %s" % (self.btc_rate * Decimal( str(tx_info['value'])) / 100000000, "USD") elif cur_exchange == "Winkdex": tx_time_str = int(tx_time) - (int(tx_time) % (60 * 60 * 24)) try: tx_rate = resp_hist[[x['x'] for x in resp_hist ].index(tx_time_str)]['y'] tx_USD_val = "%.2f %s" % (Decimal(tx_info['value']) / 100000000 * Decimal(tx_rate), "USD") except ValueError: tx_USD_val = "%.2f %s" % (self.btc_rate * Decimal( tx_info['value']) / 100000000, "USD") elif cur_exchange == "BitcoinVenezuela": tx_time_str = datetime.datetime.fromtimestamp( tx_time).strftime('%Y-%m-%d') try: num = resp_hist[tx_time_str].replace(',', '') tx_BTCVEN_val = "%.2f %s" % ( Decimal(str(tx_info['value'])) / 100000000 * Decimal(num), cur_currency) except KeyError: tx_BTCVEN_val = _("No data") if cur_exchange == "CoinDesk" or cur_exchange == "Winkdex": item.setText(5, tx_USD_val) elif cur_exchange == "BitcoinVenezuela": item.setText(5, tx_BTCVEN_val) if Decimal(str(tx_info['value'])) < 0: item.setForeground(5, QBrush(QColor("#BC1E1E"))) for i, width in enumerate( self.gui.main_window.column_widths['history']): self.gui.main_window.history_list.setColumnWidth(i, width) self.gui.main_window.history_list.setColumnWidth(4, 140) self.gui.main_window.history_list.setColumnWidth(5, 120) self.gui.main_window.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) if self.config.get('history_rates', 'unchecked') == 'unchecked': hist_checkbox.setChecked(False) else: hist_checkbox.setChecked(True) 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', "BTC-e") if cur_request == "USD" and (cur_exchange == "CoinDesk" or cur_exchange == "Winkdex"): hist_checkbox.setEnabled(True) elif cur_request in ("ARS", "EUR", "USD", "VEF") and (cur_exchange == "BitcoinVenezuela"): hist_checkbox.setEnabled(True) else: hist_checkbox.setChecked(False) hist_checkbox.setEnabled(False) 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', "BTC-e"): 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 == "CoinDesk" or cur_request == "Winkdex": if cur_currency == "USD": hist_checkbox.setEnabled(True) else: disable_check() elif cur_request == "BitcoinVenezuela": if cur_currency in ("ARS", "EUR", "USD", "VEF"): hist_checkbox.setEnabled(True) else: disable_check() 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.history_tab_update() else: self.config.set_key('history_rates', 'unchecked') self.gui.main_window.history_list.setHeaderLabels([ '', _('Date'), _('Description'), _('Amount'), _('Balance') ]) self.gui.main_window.history_list.setColumnCount(5) for i, width in enumerate( self.gui.main_window.column_widths['history']): self.gui.main_window.history_list.setColumnWidth(i, width) def set_hist_check(hist_checkbox): cur_exchange = self.config.get('use_exchange', "BTC-e") if cur_exchange == "CoinDesk" or cur_exchange == "Winkdex": hist_checkbox.setEnabled(True) elif cur_exchange == "BitcoinVenezuela": hist_checkbox.setEnabled(True) else: hist_checkbox.setEnabled(False) def set_currencies(combo): current_currency = self.fiat_unit() try: combo.clear() except Exception: return combo.addItems(self.currencies) try: index = self.currencies.index(current_currency) except Exception: index = 0 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', "BTC-e")) except Exception: index = 0 combo_ex.setCurrentIndex(index) def ok_clicked(): 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.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: self.fiat_e.setText("%.2f" % fiat_amount) 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 BTC-e and other market exchanges""" def __init__(self,a,b): BasePlugin.__init__(self,a,b) self.currencies = [self.fiat_unit()] self.exchanges = [self.config.get('use_exchange', "BTC-e")] def init(self): self.win = self.gui.main_window self.win.connect(self.win, SIGNAL("refresh_currencies()"), self.win.update_status) self.btc_rate = Decimal("0.0") # Do price discovery self.exchanger = Exchanger(self) self.exchanger.start() self.gui.exchanger = self.exchanger # self.add_fiat_edit() def set_currencies(self, currency_options): self.currencies = sorted(currency_options) self.win.emit(SIGNAL("refresh_currencies()")) self.win.emit(SIGNAL("refresh_currencies_combo()")) 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 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 VIA~%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", "BTC-e") 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 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 def requires_settings(self): return True def toggle(self): enabled = BasePlugin.toggle(self) self.win.update_status() self.win.tabs.removeTab(1) new_send_tab = self.gui.main_window.create_send_tab() self.win.tabs.insertTab(1, new_send_tab, _('Send')) if enabled: self.add_fiat_edit() return enabled def close(self): self.exchanger.stop() def history_tab_update(self): if self.config.get('history_rates', 'unchecked') == "checked": cur_exchange = self.config.get('use_exchange', "BTC-e") try: tx_list = self.tx_list except Exception: return try: mintimestr = datetime.datetime.fromtimestamp(int(min(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 cur_exchange == "CoinDesk": try: resp_hist = self.exchanger.get_json('api.coindesk.com', "/v1/bpi/historical/close.json?start=" + mintimestr + "&end=" + maxtimestr) except Exception: return elif cur_exchange == "Winkdex": try: resp_hist = self.exchanger.get_json('winkdex.com', "/static/data/0_86400_730.json")['prices'] except Exception: return elif cur_exchange == "BitcoinVenezuela": cur_currency = self.fiat_unit() if cur_currency in ("ARS", "EUR", "USD", "VEF"): try: resp_hist = self.exchanger.get_json('api.bitcoinvenezuela.com', "/historical/index.php?coin=VIA")[cur_currency + '_VIA'] except Exception: return else: return self.gui.main_window.is_edit = True self.gui.main_window.history_list.setColumnCount(6) self.gui.main_window.history_list.setHeaderLabels( [ '', _('Date'), _('Description') , _('Amount'), _('Balance'), _('Fiat Amount')] ) root = self.gui.main_window.history_list.invisibleRootItem() childcount = root.childCount() for i in range(childcount): item = root.child(i) try: tx_info = 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 cur_exchange == "CoinDesk": tx_time_str = datetime.datetime.fromtimestamp(tx_time).strftime('%Y-%m-%d') try: tx_USD_val = "%.2f %s" % (Decimal(str(tx_info['value'])) / 100000000 * Decimal(resp_hist['bpi'][tx_time_str]), "USD") except KeyError: tx_USD_val = "%.2f %s" % (self.btc_rate * Decimal(str(tx_info['value']))/100000000 , "USD") elif cur_exchange == "Winkdex": tx_time_str = int(tx_time) - (int(tx_time) % (60 * 60 * 24)) try: tx_rate = resp_hist[[x['x'] for x in resp_hist].index(tx_time_str)]['y'] tx_USD_val = "%.2f %s" % (Decimal(tx_info['value']) / 100000000 * Decimal(tx_rate), "USD") except ValueError: tx_USD_val = "%.2f %s" % (self.btc_rate * Decimal(tx_info['value'])/100000000 , "USD") elif cur_exchange == "BitcoinVenezuela": tx_time_str = datetime.datetime.fromtimestamp(tx_time).strftime('%Y-%m-%d') try: num = resp_hist[tx_time_str].replace(',','') tx_BTCVEN_val = "%.2f %s" % (Decimal(str(tx_info['value'])) / 100000000 * Decimal(num), cur_currency) except KeyError: tx_BTCVEN_val = _("No data") if cur_exchange == "CoinDesk" or cur_exchange == "Winkdex": item.setText(5, tx_USD_val) elif cur_exchange == "BitcoinVenezuela": item.setText(5, tx_BTCVEN_val) if Decimal(str(tx_info['value'])) < 0: item.setForeground(5, QBrush(QColor("#BC1E1E"))) for i, width in enumerate(self.gui.main_window.column_widths['history']): self.gui.main_window.history_list.setColumnWidth(i, width) self.gui.main_window.history_list.setColumnWidth(4, 140) self.gui.main_window.history_list.setColumnWidth(5, 120) self.gui.main_window.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) if self.config.get('history_rates', 'unchecked') == 'unchecked': hist_checkbox.setChecked(False) else: hist_checkbox.setChecked(True) 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', "BTC-e") if cur_request == "USD" and (cur_exchange == "CoinDesk" or cur_exchange == "Winkdex"): hist_checkbox.setEnabled(True) elif cur_request in ("ARS", "EUR", "USD", "VEF") and (cur_exchange == "BitcoinVenezuela"): hist_checkbox.setEnabled(True) else: hist_checkbox.setChecked(False) hist_checkbox.setEnabled(False) 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', "BTC-e"): 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 == "CoinDesk" or cur_request == "Winkdex": if cur_currency == "USD": hist_checkbox.setEnabled(True) else: disable_check() elif cur_request == "BitcoinVenezuela": if cur_currency in ("ARS", "EUR", "USD", "VEF"): hist_checkbox.setEnabled(True) else: disable_check() 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.history_tab_update() else: self.config.set_key('history_rates', 'unchecked') self.gui.main_window.history_list.setHeaderLabels( [ '', _('Date'), _('Description') , _('Amount'), _('Balance')] ) self.gui.main_window.history_list.setColumnCount(5) for i,width in enumerate(self.gui.main_window.column_widths['history']): self.gui.main_window.history_list.setColumnWidth(i, width) def set_hist_check(hist_checkbox): cur_exchange = self.config.get('use_exchange', "BTC-e") if cur_exchange == "CoinDesk" or cur_exchange == "Winkdex": hist_checkbox.setEnabled(True) elif cur_exchange == "BitcoinVenezuela": hist_checkbox.setEnabled(True) else: hist_checkbox.setEnabled(False) def set_currencies(combo): current_currency = self.fiat_unit() try: combo.clear() except Exception: return combo.addItems(self.currencies) try: index = self.currencies.index(current_currency) except Exception: index = 0 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', "BTC-e")) except Exception: index = 0 combo_ex.setCurrentIndex(index) def ok_clicked(): 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.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: self.fiat_e.setText("%.2f"%fiat_amount) 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)