Ejemplo n.º 1
0
 def show_address(self, wallet, address, keystore=None):
     if keystore is None:
         keystore = wallet.get_keystore()
     if not self.show_address_helper(wallet, address, keystore):
         return
     if type(wallet) is not Standard_Wallet:
         keystore.handler.show_error(
             _('This function is only available for standard wallets when using {}.'
               ).format(self.device))
         return
     if not self.is_mobile_paired():
         keystore.handler.show_error(
             _('This function is only available after pairing your {} with a mobile device.'
               ).format(self.device))
         return
     if not keystore.is_p2pkh():
         keystore.handler.show_error(
             _('This function is only available for p2pkh keystores when using {}.'
               ).format(self.device))
         return
     change, index = wallet.get_address_index(address)
     keypath = '%s/%d/%d' % (keystore.derivation, change, index)
     xpub = self.get_client(keystore)._get_xpub(keypath)
     verify_request_payload = {
         "type": 'p2pkh',
         "echo": xpub['echo'],
     }
     self.comserver_post_notification(verify_request_payload)
Ejemplo n.º 2
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 def create_menu(self, position):
     item = self.itemAt(position)
     if not item:
         return
     addr = str(item.text(1))
     req = self.wallet.receive_requests.get(addr)
     if req is None:
         self.update()
         return
     column = self.currentColumn()
     column_title = self.headerItem().text(column)
     column_data = item.text(column)
     menu = QMenu(self)
     menu.addAction(
         _("Copy {}").format(column_title),
         lambda: self.parent.app.clipboard().setText(column_data))
     menu.addAction(
         _("Copy URI"), lambda: self.parent.view_and_paste(
             'URI', '', self.parent.get_request_URI(addr)))
     menu.addAction(_("Save as BIP70 file"),
                    lambda: self.parent.export_payment_request(addr))
     menu.addAction(_("Delete"),
                    lambda: self.parent.delete_payment_request(addr))
     run_hook('receive_list_menu', menu, addr)
     menu.exec_(self.viewport().mapToGlobal(position))
Ejemplo n.º 3
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    def make_cypherseed(self, img, rawnoise, calibration=False, is_seed=True):
        img = img.convertToFormat(QImage.Format_Mono)
        p = QPainter()
        p.begin(img)
        p.setCompositionMode(26)  #xor
        p.drawImage(0, 0, rawnoise)
        p.end()
        cypherseed = self.pixelcode_2x2(img)
        cypherseed = QBitmap.fromImage(cypherseed)
        cypherseed = cypherseed.scaled(self.f_size, Qt.KeepAspectRatio)
        cypherseed = self.overlay_marks(cypherseed, True, calibration)

        if not is_seed:
            self.filename = _('custom_secret') + '_'
            self.was = _('Custom secret')
        else:
            self.filename = self.wallet_name + '_' + _('seed') + '_'
            self.was = self.wallet_name + ' ' + _('seed')

        if self.has_extension:
            self.ext_warning(self.c_dialog)

        if not calibration:
            self.toPdf(QImage(cypherseed))
            QDesktopServices.openUrl(
                QUrl.fromLocalFile(
                    os.path.abspath(self.base_dir + self.filename +
                                    self.version + '_' + self.code_id +
                                    '.pdf')))
            cypherseed.save(self.base_dir + self.filename + self.version +
                            '_' + self.code_id + '.png')
            self.bcrypt(self.c_dialog)
        return cypherseed
Ejemplo n.º 4
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 def dbb_load_backup(self, show_msg=True):
     backups = self.hid_send_encrypt(b'{"backup":"list"}')
     if 'error' in backups:
         raise Exception(backups['error']['message'])
     try:
         f = self.handler.win.query_choice(_("Choose a backup file:"),
                                           backups['backup'])
     except Exception:
         return False  # Back button pushed
     key = self.backup_password_dialog()
     if key is None:
         raise Exception('Canceled by user')
     key = self.stretch_key(key)
     if show_msg:
         self.handler.show_message(
             _("Loading backup...") + "\n\n" +
             _("To continue, touch the Digital Bitbox's light for 3 seconds."
               ) + "\n\n" +
             _("To cancel, briefly touch the light or wait for the timeout."
               ))
     msg = ('{"seed":{"source": "backup", "key": "%s", "filename": "%s"}}' %
            (key, backups['backup'][f])).encode('utf8')
     hid_reply = self.hid_send_encrypt(msg)
     self.handler.finished()
     if 'error' in hid_reply:
         raise Exception(hid_reply['error']['message'])
     return True
Ejemplo n.º 5
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    def __init__(self, parent):
        super(MatrixDialog, self).__init__(parent)
        self.setWindowTitle(_("Trezor Matrix Recovery"))
        self.num = 9
        self.loop = QEventLoop()

        vbox = QVBoxLayout(self)
        vbox.addWidget(WWLabel(MATRIX_RECOVERY))

        grid = QGridLayout()
        grid.setSpacing(0)
        self.char_buttons = []
        for y in range(3):
            for x in range(3):
                button = QPushButton('?')
                button.clicked.connect(partial(self.process_key, ord('1') + y * 3 + x))
                grid.addWidget(button, 3 - y, x)
                self.char_buttons.append(button)
        vbox.addLayout(grid)

        self.backspace_button = QPushButton("<=")
        self.backspace_button.clicked.connect(partial(self.process_key, Qt.Key_Backspace))
        self.cancel_button = QPushButton(_("Cancel"))
        self.cancel_button.clicked.connect(partial(self.process_key, Qt.Key_Escape))
        buttons = Buttons(self.backspace_button, self.cancel_button)
        vbox.addSpacing(40)
        vbox.addLayout(buttons)
        self.refresh()
        self.show()
Ejemplo n.º 6
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    def __init__(self, parent):
        super(CharacterDialog, self).__init__(parent)
        self.setWindowTitle(_("KeepKey Seed Recovery"))
        self.character_pos = 0
        self.word_pos = 0
        self.loop = QEventLoop()
        self.word_help = QLabel()
        self.char_buttons = []

        vbox = QVBoxLayout(self)
        vbox.addWidget(WWLabel(CHARACTER_RECOVERY))
        hbox = QHBoxLayout()
        hbox.addWidget(self.word_help)
        for i in range(4):
            char_button = CharacterButton('*')
            char_button.setMaximumWidth(36)
            self.char_buttons.append(char_button)
            hbox.addWidget(char_button)
        self.accept_button = CharacterButton(_("Accept Word"))
        self.accept_button.clicked.connect(partial(self.process_key, 32))
        self.rejected.connect(partial(self.loop.exit, 1))
        hbox.addWidget(self.accept_button)
        hbox.addStretch(1)
        vbox.addLayout(hbox)

        self.finished_button = QPushButton(_("Seed Entered"))
        self.cancel_button = QPushButton(_("Cancel"))
        self.finished_button.clicked.connect(
            partial(self.process_key, Qt.Key_Return))
        self.cancel_button.clicked.connect(self.rejected)
        buttons = Buttons(self.finished_button, self.cancel_button)
        vbox.addSpacing(40)
        vbox.addLayout(buttons)
        self.refresh()
        self.show()
Ejemplo n.º 7
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    def is_noise(self, txt):
        if (len(txt) >= 34):
            try:
                int(txt, 16)
            except:
                self.user_input = False
                return False
            else:
                id = self.code_hashid(txt[:-3])
                if (txt[-3:].upper() == id.upper()):
                    self.code_id = id
                    self.user_input = True
                    return True
                else:
                    return False
        else:

            if (len(txt) > 0 and txt[0] == '0'):
                self.d.show_message(''.join([
                    "<b>",
                    _("Warning: "), "</b>",
                    _("Revealers starting with 0 had a vulnerability and are not supported."
                      )
                ]),
                                    rich_text=True)
            self.user_input = False
            return False
Ejemplo n.º 8
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    def save_current_masternode(self, as_new=False):
        """Save the masternode that is being viewed.

        If as_new is True, a new masternode will be created.
        """
        delegate_privkey = str(self.masternode_editor.delegate_key_edit.text())
        if not delegate_privkey:
            QMessageBox.warning(self, _('Warning'),
                                _('Delegate private key is empty.'))
            return

        try:
            delegate_pubkey = self.manager.import_masternode_delegate(
                delegate_privkey)
        except Exception:
            # Show an error if the private key is invalid and not an empty string.
            if delegate_privkey:
                QMessageBox.warning(
                    self, _('Warning'),
                    _('Ignoring invalid delegate private key.'))
            delegate_pubkey = ''

        alias = str(self.masternode_editor.alias_edit.text())
        # Construct a new masternode.
        if as_new:
            kwargs = self.masternode_editor.get_masternode_args()
            kwargs['delegate_key'] = delegate_pubkey
            del kwargs['vin']
            self.mapper.revert()
            self.masternodes_widget.add_masternode(
                MasternodeAnnounce(**kwargs))
        else:
            self.mapper.submit()
        self.manager.save()
        self.masternodes_widget.select_masternode(alias)
Ejemplo n.º 9
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    def sign_announce(self, alias):
        """Sign an announce for alias. This is called by SignAnnounceWidget."""
        pw = None
        if self.manager.wallet.has_password():
            pw = self.gui.password_dialog(msg=_(
                'Please enter your password to activate masternode "%s".' %
                alias))
            if pw is None:
                return

        self.sign_announce_widget.sign_button.setEnabled(False)

        def sign_thread():
            return self.manager.sign_announce(alias, pw)

        def on_sign_successful(mn):
            self.print_msg('Successfully signed Masternode Announce.')
            self.send_announce(alias)

        # Proceed to broadcasting the announcement, or re-enable the button.
        def on_sign_error(err):
            self.print_error('Error signing MasternodeAnnounce:')
            # Print traceback information to error log.
            self.print_error(''.join(traceback.format_tb(err[2])))
            self.print_error(''.join(
                traceback.format_exception_only(err[0], err[1])))
            self.sign_announce_widget.sign_button.setEnabled(True)

        util.WaitingDialog(self, _('Signing Masternode Announce...'),
                           sign_thread, on_sign_successful, on_sign_error)
Ejemplo n.º 10
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 def get_library_not_available_message(self) -> str:
     if hasattr(self, 'libraries_available_message'):
         message = self.libraries_available_message
     else:
         message = _("Missing libraries for {}.").format(self.name)
     message += '\n' + _("Make sure you install it with python3")
     return message
Ejemplo n.º 11
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 def toggle_passphrase(self):
     if self.features.passphrase_protection:
         self.msg = _("Confirm on your {} device to disable passphrases")
     else:
         self.msg = _("Confirm on your {} device to enable passphrases")
     enabled = not self.features.passphrase_protection
     self.apply_settings(use_passphrase=enabled)
Ejemplo n.º 12
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    def create_proposal(self):
        manager = self.parent.masternode_manager

        try:
            proposal = self.create_proposal_from_widgets()
        except Exception as e:
            return QMessageBox.critical(self, _('Error'), _(str(e)))

        pw = None
        if manager.wallet.has_password():
            pw = self.parent.password_dialog(msg=_(
                'Please enter your password to create a budget proposal.'))
            if pw is None:
                return

        manager.add_proposal(proposal)

        def sign_done(proposal, tx):
            print_error('proposal tx sign done: %s' % proposal.proposal_name)
            if tx:
                label = _('Budget Proposal Tx: ') + proposal.proposal_name
                self.parent.broadcast_transaction(tx, label)
                self.parent.masternode_manager.save()

        self.create_proposal_tx(proposal, pw, sign_done)
Ejemplo n.º 13
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    def update(self, proposals, main_window):
        item = self.currentItem()
        current_proposal = item.data(ProposalsModel.TXID,
                                     Qt.UserRole).toString() if item else None

        self.model.set_proposals(proposals)
        self.clear()
        row_count = self.model.rowCount()
        if row_count < 1:
            return
        for r in range(row_count):
            get_data = lambda col, row=r: self.model.data(
                self.model.index(row, col))
            name = _(str(get_data(ProposalsModel.NAME).toString()))
            url = _(str(get_data(ProposalsModel.URL).toString()))
            yes_count = str(get_data(ProposalsModel.YES_COUNT).toString())
            no_count = str(get_data(ProposalsModel.NO_COUNT).toString())
            start_block = str(get_data(ProposalsModel.START_BLOCK).toString())
            end_block = str(get_data(ProposalsModel.END_BLOCK).toString())
            amount = str(get_data(ProposalsModel.AMOUNT).toString())
            address = str(get_data(ProposalsModel.ADDRESS).toString())
            txid = str(get_data(ProposalsModel.TXID).toString())
            display_txid = '%s...%s' % (txid[0:8], txid[-8:])

            item = QTreeWidgetItem([
                name, url, yes_count, no_count, start_block, end_block, amount,
                address, display_txid
            ])
            item.setFont(ProposalsModel.START_BLOCK,
                         QFont(util.MONOSPACE_FONT))
            item.setFont(ProposalsModel.END_BLOCK, QFont(util.MONOSPACE_FONT))
            item.setFont(ProposalsModel.ADDRESS, QFont(util.MONOSPACE_FONT))
            item.setFont(ProposalsModel.TXID, QFont(util.MONOSPACE_FONT))

            if name:
                item.setData(ProposalsModel.NAME, Qt.UserRole, name)
            if txid:
                item.setData(ProposalsModel.TXID, Qt.UserRole, txid)

            is_my_proposal = False
            if main_window.masternode_manager.get_proposal(name) is not None:
                is_my_proposal = True
            if is_my_proposal:
                item.setBackground(ProposalsModel.NAME,
                                   QBrush(QColor(MY_PROPOSAL_COLOR)))
                item.setToolTip(ProposalsModel.NAME,
                                _('You created this proposal.'))

            is_my_address = main_window.wallet.is_mine(address)
            if is_my_address:
                item.setBackground(ProposalsModel.ADDRESS,
                                   QBrush(QColor(MY_ADDRESS_COLOR)))
                item.setToolTip(ProposalsModel.ADDRESS,
                                _('You own this address.'))

            self.addTopLevelItem(item)

            if current_proposal == name:
                self.setCurrentItem(item)
Ejemplo n.º 14
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 def __init__(self, text="", allow_multi=False):
     ButtonsTextEdit.__init__(self, text)
     self.allow_multi = allow_multi
     self.setReadOnly(0)
     self.addButton(":icons/file.png", self.file_input, _("Read file"))
     icon = ":icons/qrcode.png"
     self.addButton(icon, self.qr_input, _("Read QR code"))
     run_hook('scan_text_edit', self)
Ejemplo n.º 15
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 def set_pin(self, remove):
     if remove:
         self.msg = _("Confirm on your {} device to disable PIN protection")
     elif self.features.pin_protection:
         self.msg = _("Confirm on your {} device to change your PIN")
     else:
         self.msg = _("Confirm on your {} device to set a PIN")
     self.change_pin(remove)
Ejemplo n.º 16
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 def export(self):
     name = 'signed_%s.txn' % (self.tx.txid()[0:8]) if self.tx.is_complete() else 'unsigned.txn'
     fileName = self.main_window.getSaveFileName(_("Select where to save your signed transaction"), name, "*.txn")
     if fileName:
         with open(fileName, "w+") as f:
             f.write(json.dumps(self.tx.as_dict(), indent=4) + '\n')
         self.show_message(_("Transaction exported successfully"))
         self.saved = True
Ejemplo n.º 17
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 def on_vote_successful(result):
     errmsg, res = result
     if res:
         QMessageBox.information(self, _('Success'),
                                 _('Successfully voted'))
     else:
         QMessageBox.critical(self, _('Error Voting'), _(errmsg))
     self.proposals_widget.editor.vote_button.setEnabled(True)
Ejemplo n.º 18
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 def ext_warning(self, dialog):
     dialog.show_message(''.join([
         "<b>",
         _("Warning: "), "</b>",
         _("your seed extension will not be included in the encrypted backup."
           )
     ]),
                         rich_text=True)
     dialog.close()
Ejemplo n.º 19
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 def setup_device(self, device_info, wizard, purpose):
     devmgr = self.device_manager()
     device_id = device_info.device.id_
     client = devmgr.client_by_id(device_id)
     if client is None:
         raise Exception(_('Failed to create a client for this device.') + '\n' +
                         _('Make sure it is in the correct state.'))
     client.handler = self.create_handler(wizard)
     client.get_xpub("m/44'/5'", 'standard') # TODO replace by direct derivation once Nano S > 1.1
Ejemplo n.º 20
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 def on_update(self):
     self.wallet = self.parent.wallet
     item = self.currentItem()
     current_address = item.data(0, Qt.UserRole) if item else None
     if self.show_change == 1:
         addr_list = self.wallet.get_receiving_addresses()
     elif self.show_change == 2:
         addr_list = self.wallet.get_change_addresses()
     else:
         addr_list = self.wallet.get_addresses()
     self.clear()
     fx = self.parent.fx
     for address in addr_list:
         num = self.wallet.get_address_history_len(address)
         label = self.wallet.labels.get(address, '')
         c, u, x = self.wallet.get_addr_balance(address)
         balance = c + u + x
         is_used_and_empty = self.wallet.is_used(address) and balance == 0
         if self.show_used == 1 and (balance or is_used_and_empty):
             continue
         if self.show_used == 2 and balance == 0:
             continue
         if self.show_used == 3 and not is_used_and_empty:
             continue
         balance_text = self.parent.format_amount(balance, whitespaces=True)
         # create item
         if fx and fx.get_fiat_address_config():
             rate = fx.exchange_rate()
             fiat_balance = fx.value_str(balance, rate)
             address_item = SortableTreeWidgetItem(['', address, label, balance_text, fiat_balance, "%d"%num])
         else:
             address_item = SortableTreeWidgetItem(['', address, label, balance_text, "%d"%num])
         # align text and set fonts
         for i in range(address_item.columnCount()):
             address_item.setTextAlignment(i, Qt.AlignVCenter)
             if i not in (0, 2):
                 address_item.setFont(i, QFont(MONOSPACE_FONT))
         if fx and fx.get_fiat_address_config():
             address_item.setTextAlignment(4, Qt.AlignRight | Qt.AlignVCenter)
         # setup column 0
         if self.wallet.is_change(address):
             address_item.setText(0, _('change'))
             address_item.setBackground(0, ColorScheme.YELLOW.as_color(True))
         else:
             address_item.setText(0, _('receiving'))
             address_item.setBackground(0, ColorScheme.GREEN.as_color(True))
         address_item.setData(0, Qt.UserRole, address)  # column 0; independent from address column
         # setup column 1
         if self.wallet.is_frozen(address):
             address_item.setBackground(1, ColorScheme.BLUE.as_color(True))
         if self.wallet.is_beyond_limit(address):
             address_item.setBackground(1, ColorScheme.RED.as_color(True))
         # add item
         self.addChild(address_item)
         if address == current_address:
             self.setCurrentItem(address_item)
Ejemplo n.º 21
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 def create_toolbar_buttons(self):
     self.period_combo = QComboBox()
     self.start_button = QPushButton('-')
     self.start_button.pressed.connect(self.select_start_date)
     self.start_button.setEnabled(False)
     self.end_button = QPushButton('-')
     self.end_button.pressed.connect(self.select_end_date)
     self.end_button.setEnabled(False)
     self.period_combo.addItems([_('All'), _('Custom')])
     self.period_combo.activated.connect(self.on_combo)
Ejemplo n.º 22
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 def __init__(self, parent=None):
     MyTreeWidget.__init__(self, parent, self.create_menu, [
         _('Address'),
         _('Label'),
         _('Amount'),
         _('Height'),
         _('Output point')
     ], 1)
     self.setSelectionMode(QAbstractItemView.ExtendedSelection)
     self.setSortingEnabled(True)
Ejemplo n.º 23
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 def get_tooltip(self, pos, fee_rate):
     mempool = self.config.use_mempool_fees()
     target, estimate = self.config.get_fee_text(pos, self.dyn, mempool,
                                                 fee_rate)
     if self.dyn:
         return _('Target') + ': ' + target + '\n' + _(
             'Current rate') + ': ' + estimate
     else:
         return _('Fixed rate') + ': ' + target + '\n' + _(
             'Estimate') + ': ' + estimate
Ejemplo n.º 24
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 def delete_current_masternode(self):
     """Delete the masternode that is being viewed."""
     mn = self.selected_masternode()
     if QMessageBox.question(
             self, _('Delete'),
             _('Do you want to remove the masternode configuration for') +
             ' %s?' % mn.alias, QMessageBox.Yes | QMessageBox.No,
             QMessageBox.No) == QMessageBox.Yes:
         self.masternodes_widget.remove_masternode(mn.alias)
         self.masternodes_widget.view.selectRow(0)
Ejemplo n.º 25
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 def wipe_device():
     wallet = window.wallet
     if wallet and sum(wallet.get_balance()):
         title = _("Confirm Device Wipe")
         msg = _("Are you SURE you want to wipe the device?\n"
                 "Your wallet still has Cadex coins in it!")
         if not self.question(
                 msg, title=title, icon=QMessageBox.Critical):
             return
     invoke_client('wipe_device', unpair_after=True)
Ejemplo n.º 26
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 def show_qr(self):
     text = bfh(str(self.tx))
     text = base_encode(text, base=43)
     try:
         self.main_window.show_qrcode(text, 'Transaction', parent=self)
     except qrcode.exceptions.DataOverflowError:
         self.show_error(_('Failed to display QR code.') + '\n' +
                         _('Transaction is too large in size.'))
     except Exception as e:
         self.show_error(_('Failed to display QR code.') + '\n' + str(e))
Ejemplo n.º 27
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    def __init__(self, parent=None):
        super(ProposalsTreeWidget, self).__init__(parent, self.create_menu, [
            _('Name'),
            _('URL'),
            _('Yes Votes'),
            _('No Votes'),
            _('Start Block'),
            _('End Block'),
            _('Amount'),
            _('Address'),
            _('Fee Tx')
        ], 0)

        header = self.header()
        header.setResizeMode(ProposalsModel.NAME, QHeaderView.ResizeToContents)
        header.setResizeMode(ProposalsModel.URL, QHeaderView.Stretch)
        header.setResizeMode(ProposalsModel.YES_COUNT,
                             QHeaderView.ResizeToContents)
        header.setResizeMode(ProposalsModel.NO_COUNT,
                             QHeaderView.ResizeToContents)
        header.setResizeMode(ProposalsModel.ADDRESS,
                             QHeaderView.ResizeToContents)
        header.setResizeMode(ProposalsModel.TXID, QHeaderView.ResizeToContents)

        self.model = ProposalsModel()
Ejemplo n.º 28
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 def __init__(self, parent=None):
     super(ProposalsModel, self).__init__(parent)
     self.proposals = []
     headers = [
         {
             Qt.DisplayRole: _('Name'),
         },
         {
             Qt.DisplayRole: _('URL'),
         },
         {
             Qt.DisplayRole: _('Yes Votes'),
         },
         {
             Qt.DisplayRole: _('No Votes'),
         },
         {
             Qt.DisplayRole: _('Start Block'),
         },
         {
             Qt.DisplayRole: _('End Block'),
         },
         {
             Qt.DisplayRole: _('Amount'),
         },
         {
             Qt.DisplayRole: _('Address'),
         },
         {
             Qt.DisplayRole: _('Fee Tx'),
         },
     ]
     for d in headers:
         d[Qt.EditRole] = d[Qt.DisplayRole]
     self.headers = headers
Ejemplo n.º 29
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    def __init__(self, parent=None):
        super(MasternodeEditor, self).__init__(parent)

        self.alias_edit = QLineEdit()
        self.alias_edit.setPlaceholderText(
            _('Enter a name for this masternode'))

        self.vin_edit = PrevOutWidget()

        self.addr_edit = NetworkAddressWidget()
        self.delegate_key_edit = QLineEdit()
        self.delegate_key_edit.setFont(QFont(util.MONOSPACE_FONT))
        self.delegate_key_edit.setPlaceholderText(
            _('Your masternode\'s private key'))
        self.protocol_version_edit = QLineEdit()
        self.protocol_version_edit.setText('70201')

        self.status_edit = QLineEdit()
        self.status_edit.setPlaceholderText(_('Masternode status'))
        self.status_edit.setReadOnly(True)

        form = QFormLayout()
        form.addRow(_('Alias:'), self.alias_edit)
        form.addRow(_('Status:'), self.status_edit)
        form.addRow(_('Collateral KDX Output:'), self.vin_edit)
        form.addRow(_('Masternode Private Key:'), self.delegate_key_edit)
        form.addRow(_('Address:'), self.addr_edit)
        form.addRow(_('Protocol Version:'), self.protocol_version_edit)

        self.setLayout(form)
Ejemplo n.º 30
0
    def add_io(self, vbox):
        if self.tx.locktime > 0:
            vbox.addWidget(QLabel("LockTime: %d\n" % self.tx.locktime))

        vbox.addWidget(QLabel(_("Inputs") + ' (%d)'%len(self.tx.inputs())))
        ext = QTextCharFormat()
        rec = QTextCharFormat()
        rec.setBackground(QBrush(ColorScheme.GREEN.as_color(background=True)))
        rec.setToolTip(_("Wallet receive address"))
        chg = QTextCharFormat()
        chg.setBackground(QBrush(ColorScheme.YELLOW.as_color(background=True)))
        chg.setToolTip(_("Wallet change address"))

        def text_format(addr):
            if self.wallet.is_mine(addr):
                return chg if self.wallet.is_change(addr) else rec
            return ext

        def format_amount(amt):
            return self.main_window.format_amount(amt, whitespaces=True)

        i_text = QTextEdit()
        i_text.setFont(QFont(MONOSPACE_FONT))
        i_text.setReadOnly(True)
        i_text.setMaximumHeight(100)
        cursor = i_text.textCursor()
        for x in self.tx.inputs():
            if x['type'] == 'coinbase':
                cursor.insertText('coinbase')
            else:
                prevout_hash = x.get('prevout_hash')
                prevout_n = x.get('prevout_n')
                cursor.insertText(prevout_hash + ":%-4d " % prevout_n, ext)
                addr = self.wallet.get_txin_address(x)
                if addr is None:
                    addr = ''
                cursor.insertText(addr, text_format(addr))
                if x.get('value'):
                    cursor.insertText(format_amount(x['value']), ext)
            cursor.insertBlock()

        vbox.addWidget(i_text)
        vbox.addWidget(QLabel(_("Outputs") + ' (%d)'%len(self.tx.outputs())))
        o_text = QTextEdit()
        o_text.setFont(QFont(MONOSPACE_FONT))
        o_text.setReadOnly(True)
        o_text.setMaximumHeight(100)
        cursor = o_text.textCursor()
        for addr, v in self.tx.get_outputs():
            cursor.insertText(addr, text_format(addr))
            if v is not None:
                cursor.insertText('\t', ext)
                cursor.insertText(format_amount(v), ext)
            cursor.insertBlock()
        vbox.addWidget(o_text)