3 # Electrum - lightweight Bitcoin client
4 # Copyright (C) 2012 thomasv@gitorious
6 # This program is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 import sys, time, datetime, re, threading
20 from electrum.i18n import _, set_language
21 from electrum.util import print_error, print_msg
22 import os.path, json, ast, traceback
30 sys.exit("Error: Could not import PyQt4 on Linux systems, you may try 'sudo apt-get install python-qt4'")
32 from PyQt4.QtGui import *
33 from PyQt4.QtCore import *
34 import PyQt4.QtCore as QtCore
36 from electrum import transaction
37 from qt_util import MyTreeWidget
39 class TxDialog(QDialog):
41 def __init__(self, tx, parent):
43 tx_dict = tx.as_dict()
45 self.wallet = parent.wallet
47 QDialog.__init__(self)
48 self.setMinimumWidth(600)
49 self.setWindowTitle(_('Transaction'))
55 vbox.addWidget(QLabel("Transaction ID:"))
56 self.tx_hash_e = QLineEdit()
57 self.tx_hash_e.setReadOnly(True)
58 vbox.addWidget(self.tx_hash_e)
59 self.status_label = QLabel()
60 vbox.addWidget(self.status_label)
62 self.date_label = QLabel()
63 vbox.addWidget(self.date_label)
64 self.amount_label = QLabel()
65 vbox.addWidget(self.amount_label)
66 self.fee_label = QLabel()
67 vbox.addWidget(self.fee_label)
73 buttons = QHBoxLayout()
74 vbox.addLayout( buttons )
78 self.sign_button = b = QPushButton(_("Sign"))
79 b.clicked.connect(self.sign)
82 self.broadcast_button = b = QPushButton(_("Broadcast"))
83 b.clicked.connect(self.broadcast)
87 self.save_button = b = QPushButton(_("Save"))
88 b.clicked.connect(self.save)
91 cancelButton = QPushButton(_("Close"))
92 cancelButton.clicked.connect(lambda: self.done(0))
93 buttons.addWidget(cancelButton)
101 tx_dict = self.tx.as_dict()
102 input_info = json.loads(tx_dict["input_info"])
103 self.parent.sign_raw_transaction(self.tx, input_info)
108 fileName = self.parent.getSaveFileName(_("Select where to save your signed transaction"), 'signed_%s.txn' % (self.tx.hash()[0:8]), "*.txn")
110 with open(fileName, "w+") as f:
111 f.write(json.dumps(self.tx.as_dict(),indent=4) + '\n')
112 self.show_message(_("Transaction saved successfully"))
117 tx_hash = self.tx.hash()
119 is_relevant, is_mine, v, fee = self.wallet.get_tx_value(self.tx)
121 if self.tx.is_complete:
122 status = "Status: Signed"
123 self.sign_button.hide()
125 if tx_hash in self.wallet.transactions.keys():
126 conf, timestamp = self.wallet.verifier.get_confirmations(tx_hash)
128 time_str = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
131 status = "Status: %d confirmations"%conf
132 self.broadcast_button.hide()
136 self.broadcast_button.show()
138 status = "Status: Unsigned"
140 self.sign_button.show()
141 self.broadcast_button.hide()
143 self.tx_hash_e.setText(tx_hash)
144 self.status_label.setText(status)
146 if time_str is not None:
147 self.date_label.setText("Date: %s"%time_str)
148 self.date_label.show()
150 self.date_label.hide()
155 self.amount_label.setText("Amount sent: %s"% self.parent.format_amount(v-fee) + ' ' + self.parent.base_unit())
156 self.fee_label.setText("Transaction fee: %s"% self.parent.format_amount(fee) + ' ' + self.parent.base_unit())
158 self.amount_label.setText("Amount sent: %s"% self.parent.format_amount(v) + ' ' + self.parent.base_unit())
159 self.fee_label.setText("Transaction fee: unknown")
161 self.amount_label.setText("Amount received: %s"% self.parent.format_amount(v) + ' ' + self.parent.base_unit())
163 self.amount_label.setText("Transaction unrelated to your wallet")
166 def exec_menu(self, position,l):
167 item = l.itemAt(position)
169 addr = unicode(item.text(0))
171 menu.addAction(_("Copy to clipboard"), lambda: self.parent.app.clipboard().setText(addr))
172 menu.exec_(l.viewport().mapToGlobal(position))
175 def add_io(self, vbox):
177 vbox.addWidget(QLabel(_("Inputs")))
178 lines = map(lambda x: x.get('address') , self.tx.inputs )
180 i_text = QTextEdit('\n'.join(lines))
181 i_text.setReadOnly(True)
182 i_text.setMaximumHeight(100)
183 vbox.addWidget(i_text)
185 vbox.addWidget(QLabel(_("Outputs")))
186 lines = map(lambda x: x[0] + u'\t\t' + self.parent.format_amount(x[1]), self.tx.outputs)
189 o_text.setText('\n'.join(lines))
190 o_text.setReadOnly(True)
191 o_text.setMaximumHeight(100)
192 vbox.addWidget(o_text)
198 result, result_message = self.wallet.sendtx( self.tx )
200 self.show_message("Transaction successfully sent: %s" % (result_message))
204 self.show_message("There was a problem sending your transaction:\n %s" % (result_message))
206 def show_message(self, msg):
207 QMessageBox.information(self, _('Message'), msg, _('OK'))