thomasv
13 years ago
4 changed files with 346 additions and 244 deletions
@ -0,0 +1,70 @@
|
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from PyQt4.QtGui import * |
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from PyQt4.QtCore import * |
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import PyQt4.QtCore as QtCore |
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import PyQt4.QtGui as QtGui |
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import bmp, pyqrnative, qrscanner |
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class QRCodeWidget(QWidget): |
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def __init__(self, data = None, size=4): |
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QWidget.__init__(self) |
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self.setMinimumSize(210, 210) |
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self.addr = None |
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self.qr = None |
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self.size = size |
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if data: |
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self.set_addr(data) |
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self.update_qr() |
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def set_addr(self, addr): |
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if self.addr != addr: |
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self.addr = addr |
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self.qr = None |
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self.update() |
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def update_qr(self): |
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if self.addr and not self.qr: |
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self.qr = pyqrnative.QRCode(self.size, pyqrnative.QRErrorCorrectLevel.L) |
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self.qr.addData(self.addr) |
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self.qr.make() |
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self.update() |
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def paintEvent(self, e): |
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if not self.addr: |
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return |
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black = QColor(0, 0, 0, 255) |
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white = QColor(255, 255, 255, 255) |
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if not self.qr: |
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qp = QtGui.QPainter() |
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qp.begin(self) |
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qp.setBrush(white) |
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qp.setPen(white) |
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qp.drawRect(0, 0, 198, 198) |
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qp.end() |
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return |
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k = self.qr.getModuleCount() |
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qp = QtGui.QPainter() |
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qp.begin(self) |
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r = qp.viewport() |
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boxsize = min(r.width(), r.height())*0.8/k |
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size = k*boxsize |
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left = (r.width() - size)/2 |
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top = (r.height() - size)/2 |
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for r in range(k): |
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for c in range(k): |
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if self.qr.isDark(r, c): |
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qp.setBrush(black) |
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qp.setPen(black) |
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else: |
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qp.setBrush(white) |
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qp.setPen(white) |
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qp.drawRect(left+c*boxsize, top+r*boxsize, boxsize, boxsize) |
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qp.end() |
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@ -0,0 +1,246 @@
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import re |
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import platform |
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from decimal import Decimal |
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from PyQt4.QtGui import * |
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from PyQt4.QtCore import * |
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import PyQt4.QtCore as QtCore |
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import PyQt4.QtGui as QtGui |
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from electrum_gui.qrcodewidget import QRCodeWidget |
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from electrum_gui import bmp, pyqrnative, qrscanner |
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from electrum_gui.i18n import _ |
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if platform.system() == 'Windows': |
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MONOSPACE_FONT = 'Lucida Console' |
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elif platform.system() == 'Darwin': |
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MONOSPACE_FONT = 'Monaco' |
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else: |
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MONOSPACE_FONT = 'monospace' |
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class QR_Window(QWidget): |
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def __init__(self, exchanger): |
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QWidget.__init__(self) |
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self.exchanger = exchanger |
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self.setWindowTitle('Electrum - '+_('Invoice')) |
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self.setMinimumSize(800, 250) |
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self.address = '' |
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self.labe = '' |
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self.amount = 0 |
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self.setFocusPolicy(QtCore.Qt.NoFocus) |
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main_box = QHBoxLayout() |
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self.qrw = QRCodeWidget() |
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main_box.addWidget(self.qrw, 1) |
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vbox = QVBoxLayout() |
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main_box.addLayout(vbox) |
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self.address_label = QLabel("") |
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#self.address_label.setFont(QFont(MONOSPACE_FONT)) |
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vbox.addWidget(self.address_label) |
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self.label_label = QLabel("") |
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vbox.addWidget(self.label_label) |
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self.amount_label = QLabel("") |
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vbox.addWidget(self.amount_label) |
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vbox.addStretch(1) |
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self.setLayout(main_box) |
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def set_content(self, addr, label, amount, currency): |
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self.address = addr |
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address_text = "<span style='font-size: 18pt'>%s</span>" % addr if addr else "" |
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self.address_label.setText(address_text) |
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if currency == 'BTC': currency = None |
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amount_text = '' |
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if amount: |
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if currency: |
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self.amount = Decimal(amount) / self.exchanger.exchange(1, currency) if currency else amount |
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else: |
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self.amount = Decimal(amount) |
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self.amount = self.amount.quantize(Decimal('1.0000')) |
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if currency: |
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amount_text += "<span style='font-size: 18pt'>%s %s</span><br/>" % (amount, currency) |
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amount_text += "<span style='font-size: 21pt'>%s</span> <span style='font-size: 16pt'>BTC</span> " % str(self.amount) |
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self.amount_label.setText(amount_text) |
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self.label = label |
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label_text = "<span style='font-size: 21pt'>%s</span>" % label if label else "" |
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self.label_label.setText(label_text) |
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msg = 'bitcoin:'+self.address |
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if self.amount is not None: |
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msg += '?amount=%s'%(str( self.amount)) |
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if self.label is not None: |
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msg += '&label=%s'%(self.label) |
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elif self.label is not None: |
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msg += '?label=%s'%(self.label) |
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self.qrw.set_addr( msg ) |
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def get_info(): |
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return 'Point of Sale', _('Show QR code window and amounts requested for each address. Add menu item to request amount.') |
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def init(wallet): |
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wallet.requested_amounts = wallet.config.get('requested_amounts',{}) |
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def init_gui(gui): |
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gui.qr_window = None |
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enabled = False |
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def is_enabled(): |
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return False |
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def toggle(gui): |
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global enabled |
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enabled = not enabled |
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toggle_QR_window(gui, enabled) |
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if enabled: |
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gui.wallet.set_hook('item_changed', item_changed) |
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gui.wallet.set_hook('current_item_changed', recv_changed) |
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gui.wallet.set_hook('receive_menu', receive_menu) |
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gui.wallet.set_hook('update_receive_item', update_receive_item) |
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gui.wallet.set_hook('timer_actions', timer_actions) |
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gui.wallet.set_hook('close_main_window', close_main_window) |
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else: |
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gui.wallet.unset_hook('item_changed', item_changed) |
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gui.wallet.unset_hook('current_item_changed', recv_changed) |
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gui.wallet.unset_hook('receive_menu', receive_menu) |
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gui.wallet.unset_hook('update_receive_item', update_receive_item) |
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gui.wallet.unset_hook('timer_actions', timer_actions) |
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gui.wallet.unset_hook('close_main_window', close_main_window) |
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return enabled |
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def toggle_QR_window(self, show): |
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if show and not self.qr_window: |
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self.qr_window = QR_Window(self.exchanger) |
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self.qr_window.setVisible(True) |
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self.qr_window_geometry = self.qr_window.geometry() |
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item = self.receive_list.currentItem() |
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if item: |
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address = str(item.text(1)) |
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label = self.wallet.labels.get(address) |
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amount, currency = self.wallet.requested_amounts.get(address, (None, None)) |
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self.qr_window.set_content( address, label, amount, currency ) |
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elif show and self.qr_window and not self.qr_window.isVisible(): |
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self.qr_window.setVisible(True) |
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self.qr_window.setGeometry(self.qr_window_geometry) |
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elif not show and self.qr_window and self.qr_window.isVisible(): |
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self.qr_window_geometry = self.qr_window.geometry() |
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self.qr_window.setVisible(False) |
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#self.print_button.setHidden(self.qr_window is None or not self.qr_window.isVisible()) |
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self.receive_list.setColumnHidden(2, self.qr_window is None or not self.qr_window.isVisible()) |
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#self.receive_list.setColumnWidth(1, 200) |
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def item_changed(self, item, column): |
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if column == 4: |
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address = str( item.text(0) ) |
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text = str( item.text(column) ) |
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try: |
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seq = self.wallet.get_address_index(address) |
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index = seq[-1] |
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except: |
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print "cannot get index" |
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return |
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text = text.strip().upper() |
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print text |
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m = re.match('^(\d+(|\.\d*))\s*(|BTC|EUR|USD|GBP|CNY|JPY|RUB|BRL)$', text) |
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if m: |
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amount = m.group(1) |
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currency = m.group(3) |
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if not currency: |
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currency = 'BTC' |
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else: |
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currency = currency.upper() |
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self.wallet.requested_amounts[address] = (amount, currency) |
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self.wallet.config.set_key('requested_amounts', self.wallet.requested_amounts, True) |
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label = self.wallet.labels.get(address) |
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if label is None: |
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label = self.merchant_name + ' - %04d'%(index+1) |
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self.wallet.labels[address] = label |
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if self.qr_window: |
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self.qr_window.set_content( address, label, amount, currency ) |
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else: |
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item.setText(column,'') |
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if address in self.wallet.requested_amounts: |
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self.wallet.requested_amounts.pop(address) |
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self.update_receive_item(self.receive_list.currentItem()) |
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def recv_changed(self, a): |
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if a is not None and self.qr_window and self.qr_window.isVisible(): |
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address = str(a.text(0)) |
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label = self.wallet.labels.get(address) |
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try: |
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amount, currency = self.wallet.requested_amounts.get(address, (None, None)) |
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except: |
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amount, currency = None, None |
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self.qr_window.set_content( address, label, amount, currency ) |
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def edit_amount(self): |
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l = self.receive_list |
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item = l.currentItem() |
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item.setFlags(Qt.ItemIsEditable|Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled) |
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l.editItem( item, 4 ) |
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item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsUserCheckable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled) |
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def receive_menu(self, menu): |
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menu.addAction(_("Request amount"), lambda: edit_amount(self)) |
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def update_receive_item(self, address, item): |
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try: |
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amount, currency = self.wallet.requested_amounts.get(address, (None, None)) |
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except: |
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print "cannot get requested amount", address, self.wallet.requested_amounts.get(address) |
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amount, currency = None, None |
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amount_str = amount + (' ' + currency if currency else '') if amount is not None else '' |
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item.setData(4,0,amount_str) |
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def close_main_window(self): |
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if self.qr_window: |
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self.qr_window.close() |
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self.qr_window = None |
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def timer_actions(self): |
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if self.qr_window: |
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self.qr_window.qrw.update_qr() |
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