#!/usr/bin/env python # # Electrum - lightweight Bitcoin client # Copyright (C) 2012 thomasv@gitorious # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see . import sys, time, datetime, re, threading from electrum_nvc.i18n import _, set_language from electrum_nvc.util import print_error, print_msg from electrum_nvc.plugins import run_hook import os.path, json, ast, traceback import shutil try: import PyQt4 except Exception: sys.exit("Error: Could not import PyQt4 on Linux systems, you may try 'sudo apt-get install python-qt4'") from PyQt4.QtGui import * from PyQt4.QtCore import * import PyQt4.QtCore as QtCore from electrum_nvc import WalletStorage, Wallet from electrum_nvc.i18n import _ from electrum_nvc.bitcoin import MIN_RELAY_TX_FEE try: import icons_rc except Exception: sys.exit("Error: Could not import icons_rc.py, please generate it with: 'pyrcc4 icons.qrc -o gui/qt/icons_rc.py'") from util import * from main_window import ElectrumWindow from electrum_nvc.plugins import init_plugins class OpenFileEventFilter(QObject): def __init__(self, windows): self.windows = windows super(OpenFileEventFilter, self).__init__() def eventFilter(self, obj, event): if event.type() == QtCore.QEvent.FileOpen: if len(self.windows) >= 1: self.windows[0].set_url(event.url().toEncoded()) return True return False class ElectrumGui: def __init__(self, config, network, app=None): self.network = network self.config = config self.windows = [] self.efilter = OpenFileEventFilter(self.windows) if app is None: self.app = QApplication(sys.argv) self.app.installEventFilter(self.efilter) init_plugins(self) def build_tray_menu(self): m = QMenu() m.addAction(_("Show/Hide"), self.show_or_hide) m.addAction(_("Dark/Light"), self.toggle_tray_icon) m.addSeparator() m.addAction(_("Exit Electrum"), self.close) self.tray.setContextMenu(m) def toggle_tray_icon(self): self.dark_icon = not self.dark_icon self.config.set_key("dark_icon", self.dark_icon, True) icon = QIcon(":icons/electrum_dark_icon.png") if self.dark_icon else QIcon(':icons/electrum_light_icon.png') self.tray.setIcon(icon) def show_or_hide(self): self.tray_activated(QSystemTrayIcon.DoubleClick) def tray_activated(self, reason): if reason == QSystemTrayIcon.DoubleClick: if self.current_window.isMinimized() or self.current_window.isHidden(): self.current_window.show() self.current_window.raise_() else: self.current_window.hide() def close(self): self.current_window.close() def go_full(self): self.config.set_key('lite_mode', False, True) self.lite_window.hide() self.main_window.show() self.main_window.raise_() self.current_window = self.main_window def go_lite(self): self.config.set_key('lite_mode', True, True) self.main_window.hide() self.lite_window.show() self.lite_window.raise_() self.current_window = self.lite_window def init_lite(self): import lite_window if not self.check_qt_version(): if self.config.get('lite_mode') is True: msg = "Electrum was unable to load the 'Lite GUI' because it needs Qt version >= 4.7.\nChanging your config to use the 'Classic' GUI" QMessageBox.warning(None, "Could not start Lite GUI.", msg) self.config.set_key('lite_mode', False, True) sys.exit(0) self.lite_window = None return actuator = lite_window.MiniActuator(self.main_window) actuator.load_theme() self.lite_window = lite_window.MiniWindow(actuator, self.go_full, self.config) driver = lite_window.MiniDriver(self.main_window, self.lite_window) def check_qt_version(self): qtVersion = qVersion() return int(qtVersion[0]) >= 4 and int(qtVersion[2]) >= 7 def set_url(self, uri): self.current_window.pay_from_URI(uri) def main(self, url): storage = WalletStorage(self.config) if storage.file_exists: wallet = Wallet(storage) action = wallet.get_action() else: action = 'new' if action is not None: import installwizard wizard = installwizard.InstallWizard(self.config, self.network, storage) wallet = wizard.run(action) if not wallet: exit() else: wallet.start_threads(self.network) # init tray self.dark_icon = self.config.get("dark_icon", False) icon = QIcon(":icons/electrum_dark_icon.png") if self.dark_icon else QIcon(':icons/electrum_light_icon.png') self.tray = QSystemTrayIcon(icon, None) self.tray.setToolTip('Electrum') self.tray.activated.connect(self.tray_activated) self.build_tray_menu() self.tray.show() # main window self.main_window = w = ElectrumWindow(self.config, self.network, self) self.current_window = self.main_window #lite window self.init_lite() # initial configuration if self.config.get('hide_gui') is True and self.tray.isVisible(): self.main_window.hide() self.lite_window.hide() else: if self.config.get('lite_mode') is True: self.go_lite() else: self.go_full() # plugins that need to change the GUI do it here run_hook('init') w.load_wallet(wallet) s = Timer() s.start() self.windows.append(w) if url: self.set_url(url) w.app = self.app w.connect_slots(s) w.update_wallet() self.app.exec_() # clipboard persistence # see http://www.mail-archive.com/pyqt@riverbankcomputing.com/msg17328.html event = QtCore.QEvent(QtCore.QEvent.Clipboard) self.app.sendEvent(self.app.clipboard(), event) wallet.stop_threads()