'''
Created on 1 févr. 2014
@author: inso
'''
from ..gen_resources.mainwindow_uic import Ui_MainWindow
from ..gen_resources.about_uic import Ui_AboutPopup
from ..gen_resources.homescreen_uic import Ui_HomeScreenWidget
from PyQt5.QtWidgets import QMainWindow, QAction, QFileDialog, QProgressBar, \
QMessageBox, QLabel, QComboBox, QDialog
from PyQt5.QtCore import QSignalMapper, QObject, QThread, \
pyqtSlot, pyqtSignal, QDate, QDateTime, QTimer, QUrl
from PyQt5.QtGui import QIcon, QDesktopServices
from .process_cfg_account import ProcessConfigureAccount
from .transfer import TransferMoneyDialog
from .currency_tab import CurrencyTabWidget
from .contact import ConfigureContactDialog
from .import_account import ImportAccountDialog
from .certification import CertificationDialog
from .password_asker import PasswordAskerDialog
from ..tools.exceptions import NoPeerAvailable
from .homescreen import HomeScreenWidget
from ..core.account import Account
from ..__init__ import __version__
import logging
import requests
class Loader(QObject):
def __init__(self, app):
super().__init__()
self.app = app
self.account_name = ""
loaded = pyqtSignal()
connection_error = pyqtSignal(str)
def set_account_name(self, name):
self.account_name = name
@pyqtSlot()
def load(self):
if self.account_name != "":
try:
account = self.app.get_account(self.account_name)
self.app.change_current_account(account)
except requests.exceptions.RequestException as e:
self.connection_error.emit(str(e))
self.loaded.emit()
except NoPeerAvailable as e:
self.connection_error.emit(str(e))
self.loaded.emit()
self.loaded.emit()
class MainWindow(QMainWindow, Ui_MainWindow):
'''
classdocs
'''
def __init__(self, app):
'''
Constructor
'''
# Set up the user interface from Designer.
super().__init__()
self.setupUi(self)
self.app = app
self.password_asker = None
self.initialized = False
self.busybar = QProgressBar(self.statusbar)
self.busybar.setMinimum(0)
self.busybar.setMaximum(0)
self.busybar.setValue(-1)
self.statusbar.addWidget(self.busybar)
self.busybar.hide()
self.combo_referential = QComboBox(self)
self.combo_referential.setEnabled(False)
self.combo_referential.currentTextChanged.connect(self.referential_changed)
self.status_label = QLabel("", self)
self.label_time = QLabel("", self)
self.statusbar.addPermanentWidget(self.status_label, 1)
self.statusbar.addPermanentWidget(self.label_time)
self.statusbar.addPermanentWidget(self.combo_referential)
self.update_time()
self.loader_thread = QThread()
self.loader = Loader(self.app)
self.loader.moveToThread(self.loader_thread)
self.loader.loaded.connect(self.loader_finished)
self.loader.loaded.connect(self.loader_thread.quit)
self.loader.connection_error.connect(self.display_error)
self.loader_thread.started.connect(self.loader.load)
self.homescreen = HomeScreenWidget(self.app)
self.centralWidget().layout().addWidget(self.homescreen)
self.homescreen.button_new.clicked.connect(self.open_add_account_dialog)
self.homescreen.button_import.clicked.connect(self.import_account)
self.open_ucoin_info = lambda: QDesktopServices.openUrl(QUrl("http://ucoin.io/theoretical/"))
self.homescreen.button_info.clicked.connect(self.open_ucoin_info)
#TODO: There are too much refresh() calls on startup
self.refresh()
def open_add_account_dialog(self):
dialog = ProcessConfigureAccount(self.app, None)
result = dialog.exec_()
if result == QDialog.Accepted:
self.action_change_account(self.app.current_account.name)
@pyqtSlot()
def loader_finished(self):
self.refresh()
self.busybar.hide()
self.app.disconnect()
self.app.monitor.start_watching()
@pyqtSlot(str)
def display_error(self, error):
QMessageBox.critical(self, ":(",
error,
QMessageBox.Ok)
@pyqtSlot(str)
def referential_changed(self, text):
if self.app.current_account:
self.app.current_account.set_display_referential(text)
if self.currencies_tabwidget.currentWidget():
self.currencies_tabwidget.currentWidget().referential_changed()
@pyqtSlot()
def update_time(self):
date = QDate.currentDate()
self.label_time.setText("{0}".format(date.toString("dd/MM/yyyy")))
next_day = date.addDays(1)
current_time = QDateTime().currentDateTime().toMSecsSinceEpoch()
next_time = QDateTime(next_day).toMSecsSinceEpoch()
timer = QTimer()
timer.timeout.connect(self.update_time)
timer.start(next_time - current_time)
@pyqtSlot()
def delete_contact(self):
contact = self.sender().data()
self.app.current_account.contacts.remove(contact)
self.refresh_contacts()
@pyqtSlot()
def edit_contact(self):
index = self.sender().data()
dialog = ConfigureContactDialog(self.app.current_account, self, None, index)
result = dialog.exec_()
if result == QDialog.Accepted:
self.window().refresh_contacts()
def action_change_account(self, account_name):
def loading_progressed(value, maximum):
logging.debug("Busybar : {:} : {:}".format(value, maximum))
self.busybar.setValue(value)
self.busybar.setMaximum(maximum)
self.app.current_account = None
self.refresh()
self.app.loading_progressed.connect(loading_progressed)
self.busybar.setMinimum(0)
self.busybar.setMaximum(0)
self.busybar.setValue(-1)
self.busybar.show()
self.status_label.setText("Loading account {0}".format(account_name))
self.loader.set_account_name(account_name)
self.loader_thread.start(QThread.LowPriority)
self.homescreen.button_new.hide()
self.homescreen.button_import.hide()
def open_transfer_money_dialog(self):
dialog = TransferMoneyDialog(self.app.current_account,
self.password_asker)
dialog.accepted.connect(self.refresh_wallets)
if dialog.exec_() == QDialog.Accepted:
currency_tab = self.currencies_tabwidget.currentWidget()
currency_tab.table_history.model().invalidate()
def open_certification_dialog(self):
dialog = CertificationDialog(self.app.current_account,
self.password_asker)
dialog.exec_()
def open_add_contact_dialog(self):
dialog = ConfigureContactDialog(self.app.current_account, self)
result = dialog.exec_()
if result == QDialog.Accepted:
self.window().refresh_contacts()
def open_configure_account_dialog(self):
dialog = ProcessConfigureAccount(self.app, self.app.current_account)
result = dialog.exec_()
if result == QDialog.Accepted:
self.action_change_account(self.app.current_account.name)
def open_about_popup(self):
"""
Open about popup window
"""
aboutDialog = QDialog(self)
aboutUi = Ui_AboutPopup()
aboutUi.setupUi(aboutDialog)
latest = self.app.latest_version()
version_info = ""
version_url = ""
if not latest[0]:
version_info = "Latest release : {version}" \
.format(version='.'.join(latest[1]))
version_url = latest[2]
new_version_text = """
<p><b>{version_info}</b></p>
<p><a href={version_url}>Download link</a></p>
""".format(version_info=version_info,
version_url=version_url)
text = """
<h1>Cutecoin</h1>
<p>Python/Qt uCoin client</p>
<p>Version : {:}</p>
{new_version_text}
<p>License : MIT</p>
<p><b>Authors</b></p>
<p>inso</p>
<p>vit</p>
<p>canercandan</p>
""".format(__version__,
new_version_text=new_version_text)
aboutUi.label.setText(text)
aboutDialog.show()
def refresh_wallets(self):
currency_tab = self.currencies_tabwidget.currentWidget()
if currency_tab:
currency_tab.refresh_wallets()
def refresh_communities(self):
self.currencies_tabwidget.clear()
if self.app.current_account:
for community in self.app.current_account.communities:
try:
tab_currency = CurrencyTabWidget(self.app, community,
self.password_asker,
self.status_label)
tab_currency.refresh()
self.currencies_tabwidget.addTab(tab_currency,
QIcon(":/icons/currency_icon"),
community.name)
except NoPeerAvailable as e:
QMessageBox.critical(self, "Could not join {0}".format(community.currency),
str(e),
QMessageBox.Ok)
continue
except requests.exceptions.RequestException as e:
QMessageBox.critical(self, ":(",
str(e),
QMessageBox.Ok)
def refresh_accounts(self):
self.menu_change_account.clear()
signal_mapper = QSignalMapper(self)
for account_name in sorted(self.app.accounts.keys()):
action = QAction(account_name, self)
self.menu_change_account.addAction(action)
signal_mapper.setMapping(action, account_name)
action.triggered.connect(signal_mapper.map)
signal_mapper.mapped[str].connect(self.action_change_account)
def refresh_contacts(self):
self.menu_contacts_list.clear()
if self.app.current_account:
for index, contact in enumerate(self.app.current_account.contacts):
contact_menu = self.menu_contacts_list.addMenu(contact['name'])
edit_action = contact_menu.addAction("Edit")
edit_action.triggered.connect(self.edit_contact)
edit_action.setData(index)
delete_action = contact_menu.addAction("Delete")
delete_action.setData(contact)
delete_action.triggered.connect(self.delete_contact)
def set_as_default_account(self):
self.app.default_account = self.app.current_account.name
logging.debug(self.app.current_account)
self.app.save(self.app.current_account)
self.action_set_as_default.setEnabled(False)
def refresh(self):
'''
Refresh main window
When the selected account changes, all the widgets
in the window have to be refreshed
'''
logging.debug("Refresh started")
self.refresh_accounts()
if self.app.current_account is None:
self.currencies_tabwidget.hide()
self.homescreen.show()
self.setWindowTitle("CuteCoin {0}".format(__version__))
self.menu_contacts.setEnabled(False)
self.menu_actions.setEnabled(False)
self.action_configure_parameters.setEnabled(False)
self.action_set_as_default.setEnabled(False)
self.combo_referential.setEnabled(False)
self.status_label.setText("")
self.password_asker = None
else:
self.currencies_tabwidget.show()
self.homescreen.hide()
self.action_set_as_default.setEnabled(self.app.current_account.name
!= self.app.default_account)
self.password_asker = PasswordAskerDialog(self.app.current_account)
self.combo_referential.blockSignals(True)
self.combo_referential.clear()
self.combo_referential.addItems(sorted(Account.referentials.keys()))
self.combo_referential.setEnabled(True)
self.combo_referential.blockSignals(False)
self.combo_referential.setCurrentText(self.app.current_account.referential)
self.menu_contacts.setEnabled(True)
self.action_configure_parameters.setEnabled(True)
self.menu_actions.setEnabled(True)
self.password_asker = PasswordAskerDialog(self.app.current_account)
self.setWindowTitle("CuteCoin {0} - Account : {1}".format(__version__,
self.app.current_account.name))
self.refresh_communities()
self.refresh_wallets()
self.refresh_contacts()
def import_account(self):
dialog = ImportAccountDialog(self.app, self)
dialog.accepted.connect(self.refresh)
dialog.exec_()
def export_account(self):
selected_file = QFileDialog.getSaveFileName(self,
"Export an account",
"",
"All account files (*.acc)")
path = ""
if selected_file[0][-4:] == ".acc":
path = selected_file[0]
else:
path = selected_file[0] + ".acc"
self.app.export_account(path, self.app.current_account)
def closeEvent(self, event):
if self.app.current_account:
self.app.save_cache(self.app.current_account)
self.app.save_persons()
self.loader.deleteLater()
self.loader_thread.deleteLater()
super().closeEvent(event)
def showEvent(self, event):
super().showEvent(event)
if not self.initialized:
if self.app.default_account != "":
logging.debug("Loading default account")
self.action_change_account(self.app.default_account)
self.initialized = True