tseparate non-modal window for QR codes (point of sale) - electrum - Electrum Bitcoin wallet
HTML git clone https://git.parazyd.org/electrum
DIR Log
DIR Files
DIR Refs
DIR Submodules
---
DIR commit d5b47fa93e4d1c22f80884120c8857543e5178a6
DIR parent 7601ce56e1ea4b9b8d8d234b9dfa1ae5afdcee6d
HTML Author: thomasv <thomasv@gitorious>
Date: Wed, 28 Nov 2012 15:38:44 +0100
separate non-modal window for QR codes (point of sale)
Diffstat:
M lib/gui_qt.py | 337 ++++++++++++++++++++++---------
M lib/wallet.py | 3 +++
2 files changed, 246 insertions(+), 94 deletions(-)
---
DIR diff --git a/lib/gui_qt.py b/lib/gui_qt.py
t@@ -139,7 +139,7 @@ class QRCodeWidget(QWidget):
def __init__(self, addr):
super(QRCodeWidget, self).__init__()
- self.setGeometry(300, 300, 350, 350)
+ self.setMinimumSize(250, 250)
self.set_addr(addr)
def set_addr(self, addr):
t@@ -149,6 +149,8 @@ class QRCodeWidget(QWidget):
self.qr.make()
def paintEvent(self, e):
+ if not self.addr: return
+
qp = QtGui.QPainter()
qp.begin(self)
boxsize = 6
t@@ -168,6 +170,72 @@ class QRCodeWidget(QWidget):
qp.end()
+
+class QR_Window(QWidget):
+
+ def __init__(self):
+ QWidget.__init__(self)
+ self.setWindowTitle('Bitcoin Electrum')
+ 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)
+
+ vbox = QVBoxLayout()
+ main_box.addLayout(vbox)
+
+ main_box.addStretch(1)
+
+ self.address_label = QLabel("")
+ 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 do_save(self):
+ self.filename = "qrcode.bmp"
+ bmp.save_qrcode(self.qrw.qr, self.filename)
+
+ def set_content(self, addr, label, amount):
+ self.address = addr
+ address_text = "<span style='font-size: 18pt'>%s</span>" % addr if addr else ""
+ self.address_label.setText(address_text)
+
+ self.amount = amount
+ amount_text = "<span style='font-size: 18pt'>%s</span> <span style='font-size: 10pt'>BTC</span> " % format_satoshis(amount) if amount else ""
+ self.amount_label.setText(amount_text)
+
+ self.label = label
+ label_text = "<span style='font-size: 18pt'>%s</span>" % label if label else ""
+ self.label_label.setText(label_text)
+ self.update()
+
+ def update(self):
+ msg = 'bitcoin:'+self.address
+ if self.amount is not None:
+ msg += '?amount=%s'%(str( Decimal(self.amount) /100000000))
+ if self.label is not None:
+ msg += '&label=%s'%(self.label)
+
+ self.qrw.set_addr( msg )
+ self.qrw.repaint()
+
+
+
+
def waiting_dialog(f):
s = Timer()
t@@ -214,6 +282,7 @@ class ElectrumWindow(QMainWindow):
self.detailed_view = config.get('qt_detailed_view', False)
+ self.qr_window = None
self.funds_error = False
self.completions = QStringListModel()
t@@ -241,6 +310,7 @@ class ElectrumWindow(QMainWindow):
QShortcut(QKeySequence("Ctrl+PgDown"), self, lambda: tabs.setCurrentIndex( (tabs.currentIndex() + 1 )%tabs.count() ))
self.connect(self, QtCore.SIGNAL('updatesignal'), self.update_wallet)
+ #self.connect(self, SIGNAL('editamount'), self.edit_amount)
self.history_list.setFocus(True)
# dark magic fix by flatfly; https://bitcointalk.org/index.php?topic=73651.msg959913#msg959913
t@@ -314,10 +384,12 @@ class ElectrumWindow(QMainWindow):
l.setHeaderLabels( [ '', _( 'Date' ), _( 'Description' ) , _('Amount'), _('Balance')] )
self.connect(l, SIGNAL('itemDoubleClicked(QTreeWidgetItem*, int)'), self.tx_label_clicked)
self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), self.tx_label_changed)
+
l.setContextMenuPolicy(Qt.CustomContextMenu)
l.customContextMenuRequested.connect(self.create_history_menu)
return l
+
def create_history_menu(self, position):
self.history_list.selectedIndexes()
item = self.history_list.currentItem()
t@@ -364,6 +436,7 @@ class ElectrumWindow(QMainWindow):
item.setForeground(2, QBrush(QColor('gray')))
self.is_edit=False
+
def edit_label(self, is_recv):
l = self.receive_list if is_recv else self.contacts_list
c = 2 if is_recv else 1
t@@ -372,8 +445,10 @@ class ElectrumWindow(QMainWindow):
l.editItem( item, c )
item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
+
+
def address_label_clicked(self, item, column, l, column_addr, column_label):
- if column==column_label and item.isSelected():
+ if column == column_label and item.isSelected():
addr = unicode( item.text(column_addr) )
label = unicode( item.text(column_label) )
if label in self.wallet.aliases.keys():
t@@ -382,30 +457,44 @@ class ElectrumWindow(QMainWindow):
l.editItem( item, column )
item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled)
+
def address_label_changed(self, item, column, l, column_addr, column_label):
- addr = unicode( item.text(column_addr) )
- text = unicode( item.text(column_label) )
- changed = False
-
- if text:
- if text not in self.wallet.aliases.keys():
- old_addr = self.wallet.labels.get(text)
- if old_addr != addr:
- self.wallet.labels[addr] = text
- changed = True
+
+ if column == column_label:
+ addr = unicode( item.text(column_addr) )
+ text = unicode( item.text(column_label) )
+ changed = False
+
+ if text:
+ if text not in self.wallet.aliases.keys():
+ old_addr = self.wallet.labels.get(text)
+ if old_addr != addr:
+ self.wallet.labels[addr] = text
+ changed = True
+ else:
+ print_error("Error: This is one of your aliases")
+ label = self.wallet.labels.get(addr,'')
+ item.setText(column_label, QString(label))
else:
- print_error("Error: This is one of your aliases")
- label = self.wallet.labels.get(addr,'')
- item.setText(column_label, QString(label))
- else:
- s = self.wallet.labels.get(addr)
- if s:
- self.wallet.labels.pop(addr)
- changed = True
+ s = self.wallet.labels.get(addr)
+ if s:
+ self.wallet.labels.pop(addr)
+ changed = True
- if changed:
- self.update_history_tab()
- self.update_completions()
+ if changed:
+ self.update_history_tab()
+ self.update_completions()
+
+ self.recv_changed(item)
+
+
+ def recv_changed(self, a):
+ "current item changed"
+ if a is not None and self.qr_window:
+ address = str(a.text(1))
+ label = self.wallet.labels.get(address)
+ amount = self.wallet.requested_amounts.get(address)
+ self.qr_window.set_content( address, label, amount )
def update_history_tab(self):
t@@ -711,21 +800,94 @@ class ElectrumWindow(QMainWindow):
def create_receive_tab(self):
- l,w,hbox = self.create_list_tab([_('Flags'), _('Address'), _('Label'), _('Balance'), _('Tx')])
+ l,w,hbox = self.create_list_tab([_('Flags'), _('Address'), _('Label'), _('Requested'), _('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,1,2))
self.connect(l, SIGNAL('itemChanged(QTreeWidgetItem*, int)'), lambda a,b: self.address_label_changed(a,b,l,1,2))
+ self.connect(l, SIGNAL('currentItemChanged(QTreeWidgetItem*, QTreeWidgetItem*)'), lambda a,b: self.recv_changed(a))
self.receive_list = l
self.receive_buttons_hbox = hbox
+ self.qr_button = EnterButton(self.qr_button_text(), self.toggle_QR_window)
+ hbox.addWidget(self.qr_button)
+ self.print_button = EnterButton(_("Print QR"), self.print_qr)
+ self.print_button.setHidden(True)
+ hbox.addWidget(self.print_button)
+
self.details_button = EnterButton(self.details_button_text(), self.toggle_detailed_view)
hbox.addWidget(self.details_button)
hbox.addStretch(1)
return w
+ def print_qr(self):
+ if self.qr_window:
+ self.qr_window.do_save()
+ self.show_message(_("QR code saved to file") + " " + self.qr_window.filename)
+
+
+ def request_amount_dialog(self, address):
+ # pick the first unused address
+ # print "please wait" in qr window
+ # enter amount in usd
+
+ d = QDialog()
+ d.setWindowTitle('Request payment')
+
+ vbox = QVBoxLayout()
+ vbox.addWidget(QLabel(address))
+
+ grid = QGridLayout()
+ grid.setSpacing(8)
+ vbox.addLayout(grid)
+
+ try:
+ index = self.wallet.addresses.index(address)
+ except:
+ return
+
+ label = self.wallet.labels.get(address,'invoice %04d'%(index+1))
+ grid.addWidget(QLabel(_('Label')), 0, 0)
+ label_e = QLineEdit()
+ label_e.setText(label)
+ grid.addWidget(label_e, 0, 1)
+
+ amount_e = QLineEdit()
+ amount_e.textChanged.connect(lambda: numbify(amount_e))
+
+ grid.addWidget(QLabel(_('Amount')), 1, 0)
+ grid.addWidget(amount_e, 1, 1, 1, 3)
+
+ vbox.addLayout(ok_cancel_buttons(d))
+ d.setLayout(vbox)
+
+ amount_e.setFocus()
+ if not d.exec_(): return
+ try:
+ amount = int( Decimal( unicode( amount_e.text())) * 100000000 )
+ except:
+ return
+ self.wallet.requested_amounts[address] = amount
+
+ label = unicode(label_e.text())
+ if label:
+ self.wallet.labels[address] = label
+
+ self.update_receive_item(self.receive_list.currentItem())
+
+ if self.qr_window:
+ self.qr_window.set_content( address, label, amount )
+ #print "raise"
+ #self.raise_()
+ #self.receive_list.currentItem().setFocus(True)
+
+
def details_button_text(self):
return _('Hide details') if self.detailed_view else _('Show details')
+ def qr_button_text(self):
+ return _('Hide QR') if self.qr_window else _('Show QR')
+
+
def toggle_detailed_view(self):
self.detailed_view = not self.detailed_view
self.config.set_key('qt_detailed_view', self.detailed_view, True)
t@@ -759,7 +921,7 @@ class ElectrumWindow(QMainWindow):
addr = unicode(item.text(1))
menu = QMenu()
menu.addAction(_("Copy to Clipboard"), lambda: self.app.clipboard().setText(addr))
- menu.addAction(_("View QR code"),lambda: self.show_address_qrcode(addr))
+ if self.qr_window: menu.addAction(_("Request payment"), lambda: self.request_amount_dialog(addr))
menu.addAction(_("Edit label"), lambda: self.edit_label(True))
menu.addAction(_("Sign message"), lambda: self.sign_message(addr))
t@@ -818,17 +980,42 @@ class ElectrumWindow(QMainWindow):
menu.exec_(self.contacts_list.viewport().mapToGlobal(position))
+ def update_receive_item(self, item):
+ address = str( item.data(1,0).toString() )
+
+ flags = self.wallet.get_address_flags(address)
+ item.setData(0,0,flags)
+
+ label = self.wallet.labels.get(address,'')
+ item.setData(2,0,label)
+
+ amount_str = format_satoshis( self.wallet.requested_amounts.get(address,0) )
+ item.setData(3,0,amount_str)
+
+ c, u = self.wallet.get_addr_balance(address)
+ balance = format_satoshis( c + u, False, self.wallet.num_zeros )
+ item.setData(4,0,balance)
+
+ if address in self.wallet.frozen_addresses:
+ item.setBackgroundColor(1, QColor('lightblue'))
+ elif address in self.wallet.prioritized_addresses:
+ item.setBackgroundColor(1, QColor('lightgreen'))
+
+
def update_receive_tab(self):
l = self.receive_list
+
l.clear()
- l.setColumnHidden(0,not self.detailed_view)
- l.setColumnHidden(3,not self.detailed_view)
- l.setColumnHidden(4,not self.detailed_view)
- l.setColumnWidth(0, 50)
+ l.setColumnHidden(0, not self.detailed_view)
+ l.setColumnHidden(3, self.qr_window is None)
+ l.setColumnHidden(4, not self.detailed_view)
+ l.setColumnHidden(5, not self.detailed_view)
+ l.setColumnWidth(0, 50)
l.setColumnWidth(1, 310)
- l.setColumnWidth(2, 250)
- l.setColumnWidth(3, 130)
- l.setColumnWidth(4, 10)
+ l.setColumnWidth(2, 200)
+ l.setColumnWidth(3, 130)
+ l.setColumnWidth(4, 130)
+ l.setColumnWidth(5, 10)
gap = 0
is_red = False
t@@ -837,7 +1024,6 @@ class ElectrumWindow(QMainWindow):
if self.wallet.is_change(address) and not self.detailed_view:
continue
- label = self.wallet.labels.get(address,'')
n = 0
h = self.wallet.history.get(address,[])
t@@ -859,18 +1045,11 @@ class ElectrumWindow(QMainWindow):
if address in self.wallet.addresses:
gap = 0
- c, u = self.wallet.get_addr_balance(address)
- balance = format_satoshis( c + u, False, self.wallet.num_zeros )
- flags = self.wallet.get_address_flags(address)
- item = QTreeWidgetItem( [ flags, address, label, balance, num_tx] )
-
+ item = QTreeWidgetItem( [ '', address, '', '', '', num_tx] )
item.setFont(0, QFont(MONOSPACE_FONT))
item.setFont(1, QFont(MONOSPACE_FONT))
item.setFont(3, QFont(MONOSPACE_FONT))
- if address in self.wallet.frozen_addresses:
- item.setBackgroundColor(1, QColor('lightblue'))
- elif address in self.wallet.prioritized_addresses:
- item.setBackgroundColor(1, QColor('lightgreen'))
+ self.update_receive_item(item)
if is_red and address in self.wallet.addresses:
item.setBackgroundColor(1, QColor('red'))
l.addTopLevelItem(item)
t@@ -1122,56 +1301,23 @@ class ElectrumWindow(QMainWindow):
d.exec_()
-
- def show_address_qrcode(self,address):
- if not address: return
- d = QDialog(self)
- d.setModal(1)
- d.setWindowTitle(address)
- d.setMinimumSize(270, 350)
- vbox = QVBoxLayout()
- qrw = QRCodeWidget(address)
- vbox.addWidget(qrw)
-
- hbox = QHBoxLayout()
- amount_e = QLineEdit()
- hbox.addWidget(QLabel(_('Amount')))
- hbox.addWidget(amount_e)
- vbox.addLayout(hbox)
-
- #hbox = QHBoxLayout()
- #label_e = QLineEdit()
- #hbox.addWidget(QLabel('Label'))
- #hbox.addWidget(label_e)
- #vbox.addLayout(hbox)
-
- def amount_changed():
- amount = numbify(amount_e)
- #label = str( label_e.getText() )
- if amount is not None:
- qrw.set_addr('bitcoin:%s?amount=%s'%(address,str( Decimal(amount) /100000000)))
- else:
- qrw.set_addr( address )
- qrw.repaint()
-
- def do_save():
- bmp.save_qrcode(qrw.qr, "qrcode.bmp")
- self.show_message(_("QR code saved to file") + " 'qrcode.bmp'")
-
- amount_e.textChanged.connect( amount_changed )
-
- hbox = QHBoxLayout()
- hbox.addStretch(1)
- b = QPushButton(_("Save"))
- b.clicked.connect(do_save)
- hbox.addWidget(b)
- b = QPushButton(_("Close"))
- hbox.addWidget(b)
- b.clicked.connect(d.accept)
-
- vbox.addLayout(hbox)
- d.setLayout(vbox)
- d.exec_()
+ def toggle_QR_window(self):
+ if self.qr_window:
+ self.qr_window.close()
+ self.qr_window = None
+ else:
+ self.qr_window = QR_Window()
+ item = self.receive_list.currentItem()
+ if item:
+ address = str(item.text(1))
+ label = self.wallet.labels.get(address)
+ amount = self.wallet.requested_amounts.get(address)
+ self.qr_window.set_content( address, label, amount )
+ self.qr_window.show()
+
+ self.qr_button.setText(self.qr_button_text())
+ self.print_button.setHidden(self.qr_window is None)
+ self.update_receive_tab()
def question(self, msg):
return QMessageBox.question(self, _('Message'), msg, QMessageBox.Yes | QMessageBox.No, QMessageBox.No) == QMessageBox.Yes
t@@ -1225,9 +1371,12 @@ class ElectrumWindow(QMainWindow):
vbox = QVBoxLayout()
if parent:
- msg = (_('Your wallet is encrypted. Use this dialog to change your password.')+'\n'+_('To disable wallet encryption, enter an empty new password.')) if wallet.use_encryption else _('Your wallet keys are not encrypted')
+ msg = (_('Your wallet is encrypted. Use this dialog to change your password.')+'\n'\
+ +_('To disable wallet encryption, enter an empty new password.')) \
+ if wallet.use_encryption else _('Your wallet keys are not encrypted')
else:
- msg = _("Please choose a password to encrypt your wallet keys.")+'\n'+_("Leave these fields empty if you want to disable encryption.")
+ msg = _("Please choose a password to encrypt your wallet keys.")+'\n'\
+ +_("Leave these fields empty if you want to disable encryption.")
vbox.addWidget(QLabel(msg))
grid = QGridLayout()
DIR diff --git a/lib/wallet.py b/lib/wallet.py
t@@ -75,6 +75,8 @@ class Wallet:
self.history = config.get('addr_history',{}) # address -> list(txid, height)
self.transactions = config.get('transactions',{}) # txid -> deserialised
+ self.requested_amounts = config.get('requested_amounts',{}) # txid -> deserialised
+
# not saved
self.prevout_values = {} # my own transaction outputs
self.spent_outputs = []
t@@ -1009,6 +1011,7 @@ class Wallet:
'prioritized_addresses': self.prioritized_addresses,
'gap_limit': self.gap_limit,
'transactions': self.transactions,
+ 'requested_amounts': self.requested_amounts,
}
for k, v in s.items():
self.config.set_key(k,v)