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, parse_url
22 from electrum.plugins import run_hook
23 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 WalletStorage, Wallet
37 from electrum.i18n import _
38 from electrum.bitcoin import MIN_RELAY_TX_FEE
43 sys.exit("Error: Could not import icons_rc.py, please generate it with: 'pyrcc4 icons.qrc -o gui/qt/icons_rc.py'")
46 from main_window import ElectrumWindow
47 from electrum.plugins import init_plugins
50 class OpenFileEventFilter(QObject):
51 def __init__(self, windows):
52 self.windows = windows
53 super(OpenFileEventFilter, self).__init__()
55 def eventFilter(self, obj, event):
56 if event.type() == QtCore.QEvent.FileOpen:
57 if len(self.windows) >= 1:
58 self.windows[0].set_url(event.url().toEncoded())
65 def __init__(self, config, network, app=None):
66 self.network = network
69 self.efilter = OpenFileEventFilter(self.windows)
71 self.app = QApplication(sys.argv)
72 self.app.installEventFilter(self.efilter)
74 self.payment_request = None
77 def build_tray_menu(self):
79 m.addAction(_("Show/Hide"), self.show_or_hide)
80 m.addAction(_("Dark/Light"), self.toggle_tray_icon)
82 m.addAction(_("Exit Electrum"), self.close)
83 self.tray.setContextMenu(m)
85 def toggle_tray_icon(self):
86 self.dark_icon = not self.dark_icon
87 self.config.set_key("dark_icon", self.dark_icon, True)
88 icon = QIcon(":icons/electrum_dark_icon.png") if self.dark_icon else QIcon(':icons/electrum_light_icon.png')
89 self.tray.setIcon(icon)
91 def show_or_hide(self):
92 self.tray_activated(QSystemTrayIcon.DoubleClick)
94 def tray_activated(self, reason):
95 if reason == QSystemTrayIcon.DoubleClick:
96 if self.current_window.isMinimized() or self.current_window.isHidden():
97 self.current_window.show()
98 self.current_window.raise_()
100 self.current_window.hide()
103 self.current_window.close()
108 self.config.set_key('lite_mode', False, True)
109 self.lite_window.hide()
110 self.main_window.show()
111 self.main_window.raise_()
112 self.current_window = self.main_window
115 self.config.set_key('lite_mode', True, True)
116 self.main_window.hide()
117 self.lite_window.show()
118 self.lite_window.raise_()
119 self.current_window = self.lite_window
124 if not self.check_qt_version():
125 if self.config.get('lite_mode') is True:
126 msg = "Electrum was unable to load the 'Lite GUI' because it needs Qt version >= 4.7.\nChanging your config to use the 'Classic' GUI"
127 QMessageBox.warning(None, "Could not start Lite GUI.", msg)
128 self.config.set_key('lite_mode', False, True)
130 self.lite_window = None
133 actuator = lite_window.MiniActuator(self.main_window)
134 actuator.load_theme()
135 self.lite_window = lite_window.MiniWindow(actuator, self.go_full, self.config)
136 driver = lite_window.MiniDriver(self.main_window, self.lite_window)
140 def check_qt_version(self):
141 qtVersion = qVersion()
142 return int(qtVersion[0]) >= 4 and int(qtVersion[2]) >= 7
145 def set_url(self, url):
146 from electrum import util
147 from decimal import Decimal
150 address, amount, label, message, request_url, url = util.parse_url(url)
152 QMessageBox.warning(self.main_window, _('Error'), _('Invalid bitcoin URL'), _('OK'))
157 if self.main_window.base_unit() == 'mBTC':
158 amount = str( 1000* Decimal(amount))
160 amount = str(Decimal(amount))
163 QMessageBox.warning(self.main_window, _('Error'), _('Invalid Amount'), _('OK'))
166 from electrum import paymentrequest
169 self.main_window.set_send(address, amount, label, message)
170 self.lite_window.set_payment_fields(address, amount)
173 def payment_request():
174 self.payment_request = paymentrequest.PaymentRequest(self.config)
175 self.payment_request.read(request_url)
176 if self.payment_request.verify():
177 self.main_window.emit(SIGNAL('payment_request_ok'))
179 self.main_window.emit(SIGNAL('payment_request_error'))
181 threading.Thread(target=payment_request).start()
182 self.main_window.prepare_for_payment_request()
187 storage = WalletStorage(self.config)
188 if storage.file_exists:
189 wallet = Wallet(storage)
190 action = wallet.get_action()
194 if action is not None:
196 wizard = installwizard.InstallWizard(self.config, self.network, storage)
197 wallet = wizard.run(action)
201 wallet.start_threads(self.network)
204 self.dark_icon = self.config.get("dark_icon", False)
205 icon = QIcon(":icons/electrum_dark_icon.png") if self.dark_icon else QIcon(':icons/electrum_light_icon.png')
206 self.tray = QSystemTrayIcon(icon, None)
207 self.tray.setToolTip('Electrum')
208 self.tray.activated.connect(self.tray_activated)
209 self.build_tray_menu()
213 self.main_window = w = ElectrumWindow(self.config, self.network, self)
214 self.current_window = self.main_window
219 # initial configuration
220 if self.config.get('hide_gui') is True and self.tray.isVisible():
221 self.main_window.hide()
222 self.lite_window.hide()
224 if self.config.get('lite_mode') is True:
229 # plugins that need to change the GUI do it here
232 w.load_wallet(wallet)
237 self.windows.append(w)
247 # clipboard persistence
248 # see http://www.mail-archive.com/pyqt@riverbankcomputing.com/msg17328.html
249 event = QtCore.QEvent(QtCore.QEvent.Clipboard)
250 self.app.sendEvent(self.app.clipboard(), event)
252 wallet.stop_threads()