move point of sale mode into plugins

This commit is contained in:
thomasv 2013-03-03 13:50:08 +01:00
parent f1c638c509
commit cd9f366735
4 changed files with 347 additions and 245 deletions

View File

@ -20,7 +20,7 @@ import sys, time, datetime, re
from i18n import _, set_language
from electrum.util import print_error, print_msg
import os.path, json, ast, traceback
from qrcodewidget import QRCodeWidget
try:
import PyQt4
@ -222,136 +222,6 @@ class StatusBarButton(QPushButton):
apply(self.func,())
class QRCodeWidget(QWidget):
def __init__(self, data = None, size=4):
QWidget.__init__(self)
self.setMinimumSize(210, 210)
self.addr = None
self.qr = None
self.size = size
if data:
self.set_addr(data)
self.update_qr()
def set_addr(self, addr):
if self.addr != addr:
self.addr = addr
self.qr = None
self.update()
def update_qr(self):
if self.addr and not self.qr:
self.qr = pyqrnative.QRCode(self.size, pyqrnative.QRErrorCorrectLevel.L)
self.qr.addData(self.addr)
self.qr.make()
self.update()
def paintEvent(self, e):
if not self.addr:
return
black = QColor(0, 0, 0, 255)
white = QColor(255, 255, 255, 255)
if not self.qr:
qp = QtGui.QPainter()
qp.begin(self)
qp.setBrush(white)
qp.setPen(white)
qp.drawRect(0, 0, 198, 198)
qp.end()
return
k = self.qr.getModuleCount()
qp = QtGui.QPainter()
qp.begin(self)
r = qp.viewport()
boxsize = min(r.width(), r.height())*0.8/k
size = k*boxsize
left = (r.width() - size)/2
top = (r.height() - size)/2
for r in range(k):
for c in range(k):
if self.qr.isDark(r, c):
qp.setBrush(black)
qp.setPen(black)
else:
qp.setBrush(white)
qp.setPen(white)
qp.drawRect(left+c*boxsize, top+r*boxsize, boxsize, boxsize)
qp.end()
class QR_Window(QWidget):
def __init__(self, exchanger):
QWidget.__init__(self)
self.exchanger = exchanger
self.setWindowTitle('Electrum - '+_('Invoice'))
self.setMinimumSize(800, 250)
self.address = ''
self.labe = ''
self.amount = 0
self.setFocusPolicy(QtCore.Qt.NoFocus)
main_box = QHBoxLayout()
self.qrw = QRCodeWidget()
main_box.addWidget(self.qrw, 1)
vbox = QVBoxLayout()
main_box.addLayout(vbox)
self.address_label = QLabel("")
self.address_label.setFont(QFont(MONOSPACE_FONT))
vbox.addWidget(self.address_label)
self.label_label = QLabel("")
vbox.addWidget(self.label_label)
self.amount_label = QLabel("")
vbox.addWidget(self.amount_label)
vbox.addStretch(1)
self.setLayout(main_box)
def set_content(self, addr, label, amount, currency):
self.address = addr
address_text = "<span style='font-size: 18pt'>%s</span>" % addr if addr else ""
self.address_label.setText(address_text)
if currency == 'BTC': currency = None
amount_text = ''
if amount:
if currency:
self.amount = Decimal(amount) / self.exchanger.exchange(1, currency) if currency else amount
else:
self.amount = Decimal(amount)
self.amount = self.amount.quantize(Decimal('1.0000'))
if currency:
amount_text += "<span style='font-size: 18pt'>%s %s</span><br/>" % (amount, currency)
amount_text += "<span style='font-size: 21pt'>%s</span> <span style='font-size: 16pt'>BTC</span> " % str(self.amount)
self.amount_label.setText(amount_text)
self.label = label
label_text = "<span style='font-size: 21pt'>%s</span>" % label if label else ""
self.label_label.setText(label_text)
msg = 'bitcoin:'+self.address
if self.amount is not None:
msg += '?amount=%s'%(str( self.amount))
if self.label is not None:
msg += '&label=%s'%(self.label)
elif self.label is not None:
msg += '?label=%s'%(self.label)
self.qrw.set_addr( msg )
@ -404,12 +274,11 @@ class ElectrumWindow(QMainWindow):
self.wallet.interface.register_callback('disconnected', self.update_callback)
self.wallet.interface.register_callback('disconnecting', self.update_callback)
self.receive_tab_mode = config.get('qt_receive_tab_mode', 0)
self.expert_mode = config.get('classic_expert_mode', False)
self.merchant_name = config.get('merchant_name', 'Invoice')
set_language(config.get('language'))
self.qr_window = None
self.funds_error = False
self.completions = QStringListModel()
@ -441,7 +310,6 @@ class ElectrumWindow(QMainWindow):
self.history_list.setFocus(True)
self.exchanger = exchange_rate.Exchanger(self)
self.toggle_QR_window(self.receive_tab_mode == 2)
self.connect(self, SIGNAL("refresh_balance()"), self.update_wallet)
# dark magic fix by flatfly; https://bitcointalk.org/index.php?topic=73651.msg959913#msg959913
@ -464,17 +332,14 @@ class ElectrumWindow(QMainWindow):
def close(self):
QMainWindow.close(self)
if self.qr_window:
self.qr_window.close()
self.qr_window = None
self.wallet.run_hook('close_main_window', (self,))
def connect_slots(self, sender):
self.connect(sender, QtCore.SIGNAL('timersignal'), self.timer_actions)
self.previous_payto_e=''
def timer_actions(self):
if self.qr_window:
self.qr_window.qrw.update_qr()
self.wallet.run_hook('timer_actions', (self,))
if self.payto_e.hasFocus():
return
@ -640,12 +505,6 @@ class ElectrumWindow(QMainWindow):
l.editItem( item, c )
item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
def edit_amount(self):
l = self.receive_list
item = l.currentItem()
item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
l.editItem( item, 3 )
item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
def address_label_clicked(self, item, column, l, column_addr, column_label):
@ -686,53 +545,14 @@ class ElectrumWindow(QMainWindow):
self.update_history_tab()
self.update_completions()
self.recv_changed(item)
self.current_item_changed(item)
if column == 2:
address = str( item.text(column_addr) )
text = str( item.text(3) )
try:
index = self.wallet.addresses.index(address)
except:
return
text = text.strip().upper()
m = re.match('^(\d+(|\.\d*))\s*(|BTC|EUR|USD|GBP|CNY|JPY|RUB|BRL)$', text)
if m:
amount = m.group(1)
currency = m.group(3)
if not currency:
currency = 'BTC'
else:
currency = currency.upper()
self.wallet.requested_amounts[address] = (amount, currency)
label = self.wallet.labels.get(address)
if label is None:
label = self.merchant_name + ' - %04d'%(index+1)
self.wallet.labels[address] = label
if self.qr_window:
self.qr_window.set_content( address, label, amount, currency )
else:
item.setText(3,'')
if address in self.wallet.requested_amounts:
self.wallet.requested_amounts.pop(address)
self.update_receive_item(self.receive_list.currentItem())
self.wallet.run_hook('item_changed',(self, item, column))
def recv_changed(self, a):
"current item changed"
if a is not None and self.qr_window and self.qr_window.isVisible():
address = str(a.text(1))
label = self.wallet.labels.get(address)
try:
amount, currency = self.wallet.requested_amounts.get(address, (None, None))
except:
amount, currency = None, None
self.qr_window.set_content( address, label, amount, currency )
def current_item_changed(self, a):
self.wallet.run_hook('current_item_changed',(self, a))
def update_history_tab(self):
@ -956,10 +776,7 @@ class ElectrumWindow(QMainWindow):
self.show_message(str(e))
return
for cb in self.wallet.plugin_hooks.get('send_tx'):
apply(cb, (wallet, self, tx))
self.wallet.run_hook('send_tx', (wallet, self, tx))
if label:
self.wallet.labels[tx.hash()] = label
@ -1067,12 +884,12 @@ class ElectrumWindow(QMainWindow):
def create_receive_tab(self):
l,w,hbox = self.create_list_tab([ _('Address'), _('Label'), _('Requested'), _('Balance'), _('Tx')])
l,w,hbox = self.create_list_tab([ _('Address'), _('Label'), _(''), _('Balance'), _('Tx')])
l.setContextMenuPolicy(Qt.CustomContextMenu)
l.customContextMenuRequested.connect(self.create_receive_menu)
self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), lambda a, b: self.address_label_clicked(a,b,l,0,1))
self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), lambda a,b: self.address_label_changed(a,b,l,0,1))
self.connect(l, SIGNAL('currentItemChanged(QTreeWidgetItem*, QTreeWidgetItem*)'), lambda a,b: self.recv_changed(a))
self.connect(l, SIGNAL('currentItemChanged(QTreeWidgetItem*, QTreeWidgetItem*)'), lambda a,b: self.current_item_changed(a))
self.receive_list = l
self.receive_buttons_hbox = hbox
hbox.addStretch(1)
@ -1081,21 +898,20 @@ class ElectrumWindow(QMainWindow):
def receive_tab_set_mode(self, i):
self.save_column_widths()
self.receive_tab_mode = i
self.config.set_key('qt_receive_tab_mode', self.receive_tab_mode, True)
self.expert_mode = (i == 1)
self.config.set_key('classic_expert_mode', self.expert_mode, True)
self.wallet.save()
self.update_receive_tab()
self.toggle_QR_window(self.receive_tab_mode == 2)
def save_column_widths(self):
if self.receive_tab_mode == 0:
if not self.expert_mode:
widths = [ self.receive_list.columnWidth(0) ]
else:
widths = []
for i in range(self.receive_list.columnCount() -1):
widths.append(self.receive_list.columnWidth(i))
self.column_widths["receive"][self.receive_tab_mode] = widths
self.column_widths["receive"][self.expert_mode] = widths
self.column_widths["history"] = []
for i in range(self.history_list.columnCount() - 1):
@ -1140,8 +956,6 @@ class ElectrumWindow(QMainWindow):
addr = unicode(item.text(0))
menu = QMenu()
menu.addAction(_("Copy to clipboard"), lambda: self.app.clipboard().setText(addr))
if self.receive_tab_mode == 2:
menu.addAction(_("Request amount"), lambda: self.edit_amount())
menu.addAction(_("QR code"), lambda: ElectrumWindow.show_qrcode("bitcoin:" + addr, _("Address")) )
menu.addAction(_("Edit label"), lambda: self.edit_label(True))
menu.addAction(_("Private key"), lambda: self.view_private_key(addr))
@ -1149,12 +963,13 @@ class ElectrumWindow(QMainWindow):
if addr in self.wallet.imported_keys:
menu.addAction(_("Remove from wallet"), lambda: self.delete_imported_key(addr))
if self.receive_tab_mode == 1:
if self.expert_mode:
t = _("Unfreeze") if addr in self.wallet.frozen_addresses else _("Freeze")
menu.addAction(t, lambda: self.toggle_freeze(addr))
t = _("Unprioritize") if addr in self.wallet.prioritized_addresses else _("Prioritize")
menu.addAction(t, lambda: self.toggle_priority(addr))
self.wallet.run_hook('receive_menu', (self, menu,))
menu.exec_(self.receive_list.viewport().mapToGlobal(position))
@ -1211,19 +1026,13 @@ class ElectrumWindow(QMainWindow):
label = self.wallet.labels.get(address,'')
item.setData(1,0,label)
try:
amount, currency = self.wallet.requested_amounts.get(address, (None, None))
except:
amount, currency = None, None
amount_str = amount + (' ' + currency if currency else '') if amount is not None else ''
item.setData(2,0,amount_str)
self.wallet.run_hook('update_receive_item', (self, address, item))
c, u = self.wallet.get_addr_balance(address)
balance = format_satoshis( c + u, False, self.wallet.num_zeros )
item.setData(3,0,balance)
if self.receive_tab_mode == 1:
if self.expert_mode:
if address in self.wallet.frozen_addresses:
item.setBackgroundColor(0, QColor('lightblue'))
elif address in self.wallet.prioritized_addresses:
@ -1234,14 +1043,13 @@ class ElectrumWindow(QMainWindow):
l = self.receive_list
l.clear()
l.setColumnHidden(2, not self.receive_tab_mode == 2)
l.setColumnHidden(3, self.receive_tab_mode == 0)
l.setColumnHidden(4, not self.receive_tab_mode == 1)
if self.receive_tab_mode == 0:
l.setColumnHidden(3, not self.expert_mode)
l.setColumnHidden(4, not self.expert_mode)
if not self.expert_mode:
width = self.column_widths['receive'][0][0]
l.setColumnWidth(0, width)
else:
for i,width in enumerate(self.column_widths['receive'][self.receive_tab_mode]):
for i,width in enumerate(self.column_widths['receive'][self.expert_mode]):
l.setColumnWidth(i, width)
@ -1651,29 +1459,6 @@ class ElectrumWindow(QMainWindow):
d.exec_()
def toggle_QR_window(self, show):
if show and not self.qr_window:
self.qr_window = QR_Window(self.exchanger)
self.qr_window.setVisible(True)
self.qr_window_geometry = self.qr_window.geometry()
item = self.receive_list.currentItem()
if item:
address = str(item.text(1))
label = self.wallet.labels.get(address)
amount, currency = self.wallet.requested_amounts.get(address, (None, None))
self.qr_window.set_content( address, label, amount, currency )
elif show and self.qr_window and not self.qr_window.isVisible():
self.qr_window.setVisible(True)
self.qr_window.setGeometry(self.qr_window_geometry)
elif not show and self.qr_window and self.qr_window.isVisible():
self.qr_window_geometry = self.qr_window.geometry()
self.qr_window.setVisible(False)
#self.print_button.setHidden(self.qr_window is None or not self.qr_window.isVisible())
self.receive_list.setColumnHidden(2, self.qr_window is None or not self.qr_window.isVisible())
#self.receive_list.setColumnWidth(1, 200)
def question(self, msg):
@ -2141,13 +1926,12 @@ class ElectrumWindow(QMainWindow):
view_label=QLabel(_('Receive Tab') + ':')
grid_ui.addWidget(view_label , 10, 0)
view_combo = QComboBox()
view_combo.addItems([_('Simple'), _('Advanced'), _('Point of Sale')])
view_combo.setCurrentIndex(self.receive_tab_mode)
view_combo.addItems([_('Simple'), _('Advanced')])
view_combo.setCurrentIndex(self.expert_mode)
grid_ui.addWidget(view_combo, 10, 1)
hh = _('This selects the interaction mode of the "Receive" tab.')+' ' + '\n\n' \
+ _('Simple') + ': ' + _('Show only addresses and labels.') + '\n\n' \
+ _('Advanced') + ': ' + _('Show address balances and add extra menu items to freeze/prioritize addresses.') + '\n\n' \
+ _('Point of Sale') + ': ' + _('Show QR code window and amounts requested for each address. Add menu item to request amount.') + '\n\n'
+ _('Advanced') + ': ' + _('Show address balances and add extra menu items to freeze/prioritize addresses.') + '\n\n'
grid_ui.addWidget(HelpButton(hh), 10, 2)

70
gui/qrcodewidget.py Normal file
View File

@ -0,0 +1,70 @@
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import PyQt4.QtCore as QtCore
import PyQt4.QtGui as QtGui
import bmp, pyqrnative, qrscanner
class QRCodeWidget(QWidget):
def __init__(self, data = None, size=4):
QWidget.__init__(self)
self.setMinimumSize(210, 210)
self.addr = None
self.qr = None
self.size = size
if data:
self.set_addr(data)
self.update_qr()
def set_addr(self, addr):
if self.addr != addr:
self.addr = addr
self.qr = None
self.update()
def update_qr(self):
if self.addr and not self.qr:
self.qr = pyqrnative.QRCode(self.size, pyqrnative.QRErrorCorrectLevel.L)
self.qr.addData(self.addr)
self.qr.make()
self.update()
def paintEvent(self, e):
if not self.addr:
return
black = QColor(0, 0, 0, 255)
white = QColor(255, 255, 255, 255)
if not self.qr:
qp = QtGui.QPainter()
qp.begin(self)
qp.setBrush(white)
qp.setPen(white)
qp.drawRect(0, 0, 198, 198)
qp.end()
return
k = self.qr.getModuleCount()
qp = QtGui.QPainter()
qp.begin(self)
r = qp.viewport()
boxsize = min(r.width(), r.height())*0.8/k
size = k*boxsize
left = (r.width() - size)/2
top = (r.height() - size)/2
for r in range(k):
for c in range(k):
if self.qr.isDark(r, c):
qp.setBrush(black)
qp.setPen(black)
else:
qp.setBrush(white)
qp.setPen(white)
qp.drawRect(left+c*boxsize, top+r*boxsize, boxsize, boxsize)
qp.end()

View File

@ -91,7 +91,6 @@ class Wallet:
self.imported_keys = config.get('imported_keys',{})
self.history = config.get('addr_history',{}) # address -> list(txid, height)
self.tx_height = config.get('tx_height',{})
self.requested_amounts = config.get('requested_amounts',{})
self.accounts = config.get('accounts', {}) # this should not include public keys
self.sequences = {}
@ -146,6 +145,10 @@ class Wallet:
if callback in h: h.remove(callback)
self.plugin_hooks[name] = h
def run_hook(self, name, args):
for cb in self.plugin_hooks.get(name,[]):
apply(cb, args)
def init_plugins(self, plugins):
self.plugins = plugins
for p in plugins:
@ -1039,7 +1042,6 @@ class Wallet:
'gap_limit': self.gap_limit,
'transactions': tx,
'tx_height': self.tx_height,
'requested_amounts': self.requested_amounts,
}
for k, v in s.items():
self.config.set_key(k,v)

246
plugins/pointofsale.py Normal file
View File

@ -0,0 +1,246 @@
import re
import platform
from decimal import Decimal
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import PyQt4.QtCore as QtCore
import PyQt4.QtGui as QtGui
from electrum_gui.qrcodewidget import QRCodeWidget
from electrum_gui import bmp, pyqrnative, qrscanner
from electrum_gui.i18n import _
if platform.system() == 'Windows':
MONOSPACE_FONT = 'Lucida Console'
elif platform.system() == 'Darwin':
MONOSPACE_FONT = 'Monaco'
else:
MONOSPACE_FONT = 'monospace'
class QR_Window(QWidget):
def __init__(self, exchanger):
QWidget.__init__(self)
self.exchanger = exchanger
self.setWindowTitle('Electrum - '+_('Invoice'))
self.setMinimumSize(800, 250)
self.address = ''
self.labe = ''
self.amount = 0
self.setFocusPolicy(QtCore.Qt.NoFocus)
main_box = QHBoxLayout()
self.qrw = QRCodeWidget()
main_box.addWidget(self.qrw, 1)
vbox = QVBoxLayout()
main_box.addLayout(vbox)
self.address_label = QLabel("")
#self.address_label.setFont(QFont(MONOSPACE_FONT))
vbox.addWidget(self.address_label)
self.label_label = QLabel("")
vbox.addWidget(self.label_label)
self.amount_label = QLabel("")
vbox.addWidget(self.amount_label)
vbox.addStretch(1)
self.setLayout(main_box)
def set_content(self, addr, label, amount, currency):
self.address = addr
address_text = "<span style='font-size: 18pt'>%s</span>" % addr if addr else ""
self.address_label.setText(address_text)
if currency == 'BTC': currency = None
amount_text = ''
if amount:
if currency:
self.amount = Decimal(amount) / self.exchanger.exchange(1, currency) if currency else amount
else:
self.amount = Decimal(amount)
self.amount = self.amount.quantize(Decimal('1.0000'))
if currency:
amount_text += "<span style='font-size: 18pt'>%s %s</span><br/>" % (amount, currency)
amount_text += "<span style='font-size: 21pt'>%s</span> <span style='font-size: 16pt'>BTC</span> " % str(self.amount)
self.amount_label.setText(amount_text)
self.label = label
label_text = "<span style='font-size: 21pt'>%s</span>" % label if label else ""
self.label_label.setText(label_text)
msg = 'bitcoin:'+self.address
if self.amount is not None:
msg += '?amount=%s'%(str( self.amount))
if self.label is not None:
msg += '&label=%s'%(self.label)
elif self.label is not None:
msg += '?label=%s'%(self.label)
self.qrw.set_addr( msg )
def get_info():
return 'Point of Sale', _('Show QR code window and amounts requested for each address. Add menu item to request amount.')
def init(wallet):
wallet.requested_amounts = wallet.config.get('requested_amounts',{})
def init_gui(gui):
gui.qr_window = None
enabled = False
def is_enabled():
return False
def toggle(gui):
global enabled
enabled = not enabled
toggle_QR_window(gui, enabled)
if enabled:
gui.wallet.set_hook('item_changed', item_changed)
gui.wallet.set_hook('current_item_changed', recv_changed)
gui.wallet.set_hook('receive_menu', receive_menu)
gui.wallet.set_hook('update_receive_item', update_receive_item)
gui.wallet.set_hook('timer_actions', timer_actions)
gui.wallet.set_hook('close_main_window', close_main_window)
else:
gui.wallet.unset_hook('item_changed', item_changed)
gui.wallet.unset_hook('current_item_changed', recv_changed)
gui.wallet.unset_hook('receive_menu', receive_menu)
gui.wallet.unset_hook('update_receive_item', update_receive_item)
gui.wallet.unset_hook('timer_actions', timer_actions)
gui.wallet.unset_hook('close_main_window', close_main_window)
return enabled
def toggle_QR_window(self, show):
if show and not self.qr_window:
self.qr_window = QR_Window(self.exchanger)
self.qr_window.setVisible(True)
self.qr_window_geometry = self.qr_window.geometry()
item = self.receive_list.currentItem()
if item:
address = str(item.text(1))
label = self.wallet.labels.get(address)
amount, currency = self.wallet.requested_amounts.get(address, (None, None))
self.qr_window.set_content( address, label, amount, currency )
elif show and self.qr_window and not self.qr_window.isVisible():
self.qr_window.setVisible(True)
self.qr_window.setGeometry(self.qr_window_geometry)
elif not show and self.qr_window and self.qr_window.isVisible():
self.qr_window_geometry = self.qr_window.geometry()
self.qr_window.setVisible(False)
#self.print_button.setHidden(self.qr_window is None or not self.qr_window.isVisible())
self.receive_list.setColumnHidden(2, self.qr_window is None or not self.qr_window.isVisible())
#self.receive_list.setColumnWidth(1, 200)
def item_changed(self, item, column):
if column == 4:
address = str( item.text(0) )
text = str( item.text(column) )
try:
seq = self.wallet.get_address_index(address)
index = seq[-1]
except:
print "cannot get index"
return
text = text.strip().upper()
print text
m = re.match('^(\d+(|\.\d*))\s*(|BTC|EUR|USD|GBP|CNY|JPY|RUB|BRL)$', text)
if m:
amount = m.group(1)
currency = m.group(3)
if not currency:
currency = 'BTC'
else:
currency = currency.upper()
self.wallet.requested_amounts[address] = (amount, currency)
self.wallet.config.set_key('requested_amounts', self.wallet.requested_amounts, True)
label = self.wallet.labels.get(address)
if label is None:
label = self.merchant_name + ' - %04d'%(index+1)
self.wallet.labels[address] = label
if self.qr_window:
self.qr_window.set_content( address, label, amount, currency )
else:
item.setText(column,'')
if address in self.wallet.requested_amounts:
self.wallet.requested_amounts.pop(address)
self.update_receive_item(self.receive_list.currentItem())
def recv_changed(self, a):
if a is not None and self.qr_window and self.qr_window.isVisible():
address = str(a.text(0))
label = self.wallet.labels.get(address)
try:
amount, currency = self.wallet.requested_amounts.get(address, (None, None))
except:
amount, currency = None, None
self.qr_window.set_content( address, label, amount, currency )
def edit_amount(self):
l = self.receive_list
item = l.currentItem()
item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
l.editItem( item, 4 )
item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
def receive_menu(self, menu):
menu.addAction(_("Request amount"), lambda: edit_amount(self))
def update_receive_item(self, address, item):
try:
amount, currency = self.wallet.requested_amounts.get(address, (None, None))
except:
print "cannot get requested amount", address, self.wallet.requested_amounts.get(address)
amount, currency = None, None
amount_str = amount + (' ' + currency if currency else '') if amount is not None else ''
item.setData(4,0,amount_str)
def close_main_window(self):
if self.qr_window:
self.qr_window.close()
self.qr_window = None
def timer_actions(self):
if self.qr_window:
self.qr_window.qrw.update_qr()