some broken dialogs fixed

.travis.yml

@@ -1,14 +1,14 @@
 language: python
 python:
-  - "3.4"
+  - "3.5"
+  - "3.6"
 before_install:
   - sudo apt-get update
   - sudo apt-get install -y checkinstall build-essential
   - sudo apt-get install portaudio19-dev
   - sudo apt-get install libconfig-dev libvpx-dev check -qq
+  - sudo apt-get install -y python3-pyqt5
 install:
-  - pip install PySide --no-index --find-links https://parkin.github.io/python-wheelhouse/;
-  - python ~/virtualenv/python${TRAVIS_PYTHON_VERSION}/bin/pyside_postinstall.py -install
   - pip install pyaudio
 before_script:
 # OPUS

setup.py

@@ -11,7 +11,7 @@ version = program_version + '.0'
 MODULES = []
 
 if system() in ('Windows', 'Darwin'):
-    MODULES = ['PyAudio', 'PySide']
+    MODULES = ['PyAudio', 'PyQt5']
 else:
     try:
         import pyaudio
@@ -58,7 +58,8 @@ setup(name='Toxygen',
       include_package_data=True,
       classifiers=[
           'Programming Language :: Python :: 3 :: Only',
-          'Programming Language :: Python :: 3.4',
+          'Programming Language :: Python :: 3.5',
+          'Programming Language :: Python :: 3.6',
       ],
       entry_points={
           'console_scripts': ['toxygen=toxygen.main:main'],

toxygen/avwidgets.py

@@ -1,7 +1,4 @@
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtCore, QtGui, QtWidgets
 import widgets
 import profile
 import util
@@ -17,7 +14,7 @@ class IncomingCallWidget(widgets.CenteredWidget):
         super(IncomingCallWidget, self).__init__()
         self.setWindowFlags(QtCore.Qt.CustomizeWindowHint | QtCore.Qt.WindowTitleHint | QtCore.Qt.WindowStaysOnTopHint)
         self.resize(QtCore.QSize(500, 270))
-        self.avatar_label = QtGui.QLabel(self)
+        self.avatar_label = QtWidgets.QLabel(self)
         self.avatar_label.setGeometry(QtCore.QRect(10, 20, 64, 64))
         self.avatar_label.setScaledContents(False)
         self.name = widgets.DataLabel(self)
@@ -30,11 +27,11 @@ class IncomingCallWidget(widgets.CenteredWidget):
         self.call_type = widgets.DataLabel(self)
         self.call_type.setGeometry(QtCore.QRect(90, 55, 300, 25))
         self.call_type.setFont(font)
-        self.accept_audio = QtGui.QPushButton(self)
+        self.accept_audio = QtWidgets.QPushButton(self)
         self.accept_audio.setGeometry(QtCore.QRect(20, 100, 150, 150))
-        self.accept_video = QtGui.QPushButton(self)
+        self.accept_video = QtWidgets.QPushButton(self)
         self.accept_video.setGeometry(QtCore.QRect(170, 100, 150, 150))
-        self.decline = QtGui.QPushButton(self)
+        self.decline = QtWidgets.QPushButton(self)
         self.decline.setGeometry(QtCore.QRect(320, 100, 150, 150))
         pixmap = QtGui.QPixmap(util.curr_directory() + '/images/accept_audio.png')
         icon = QtGui.QIcon(pixmap)
@@ -116,15 +113,14 @@ class AudioMessageRecorder(widgets.CenteredWidget):
 
     def __init__(self, friend_number, name):
         super(AudioMessageRecorder, self).__init__()
-        self.label = QtGui.QLabel(self)
+        self.label = QtWidgets.QLabel(self)
         self.label.setGeometry(QtCore.QRect(10, 20, 250, 20))
-        text = QtGui.QApplication.translate("MenuWindow", "Send audio message to friend {}", None, QtGui.QApplication.UnicodeUTF8)
+        text = QtWidgets.QApplication.translate("MenuWindow", "Send audio message to friend {}")
         self.label.setText(text.format(name))
-        self.record = QtGui.QPushButton(self)
+        self.record = QtWidgets.QPushButton(self)
         self.record.setGeometry(QtCore.QRect(20, 100, 150, 150))
 
-        self.record.setText(QtGui.QApplication.translate("MenuWindow", "Start recording", None,
-                                                         QtGui.QApplication.UnicodeUTF8))
+        self.record.setText(QtWidgets.QApplication.translate("MenuWindow", "Start recording"))
         self.record.clicked.connect(self.start_or_stop_recording)
         self.recording = False
         self.friend_num = friend_number
@@ -132,8 +128,7 @@ class AudioMessageRecorder(widgets.CenteredWidget):
     def start_or_stop_recording(self):
         if not self.recording:
             self.recording = True
-            self.record.setText(QtGui.QApplication.translate("MenuWindow", "Stop recording", None,
-                                                             QtGui.QApplication.UnicodeUTF8))
+            self.record.setText(QtWidgets.QApplication.translate("MenuWindow", "Stop recording"))
         else:
             self.close()
 

toxygen/basecontact.py

@@ -1,8 +1,5 @@
 from settings import *
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtCore, QtGui
 from toxcore_enums_and_consts import TOX_PUBLIC_KEY_SIZE
 
 

toxygen/callbacks.py

@@ -1,7 +1,4 @@
-try:
-    from PySide import QtCore
-except ImportError:
-    from PyQt4 import QtCore
+from PyQt5 import QtCore, QtGui, QtWidgets
 from notifications import *
 from settings import Settings
 from profile import Profile
@@ -225,7 +222,7 @@ def tox_file_recv(window, tray):
             if not window.isActiveWindow():
                 friend = profile.get_friend_by_number(friend_number)
                 if settings['notifications'] and profile.status != TOX_USER_STATUS['BUSY'] and not settings.locked:
-                    file_from = QtGui.QApplication.translate("Callback", "File from", None, QtGui.QApplication.UnicodeUTF8)
+                    file_from = QtWidgets.QApplication.translate("Callback", "File from")
                     invoke_in_main_thread(tray_notification, file_from + ' ' + friend.name, file_name, tray, window)
                 if settings['sound_notifications'] and profile.status != TOX_USER_STATUS['BUSY']:
                     sound_notification(SOUND_NOTIFICATION['FILE_TRANSFER'])

toxygen/contact.py

@@ -1,7 +1,4 @@
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtCore, QtGui
 from history import *
 import basecontact
 import util

toxygen/file_transfers.py

@@ -4,11 +4,7 @@ from os import remove, rename, chdir
 from time import time, sleep
 from tox import Tox
 import settings
-try:
-    from PySide import QtCore
-except ImportError:
-    from PyQt4 import QtCore
-    QtCore.Signal = QtCore.pyqtSignal
+from PyQt5 import QtCore
 
 
 TOX_FILE_TRANSFER_STATE = {
@@ -38,12 +34,12 @@ def is_inline(file_name):
 
 class StateSignal(QtCore.QObject):
 
-    signal = QtCore.Signal(int, float, int)  # state, progress, time in sec
+    signal = QtCore.pyqtSignal(int, float, int)  # state, progress, time in sec
 
 
 class TransferFinishedSignal(QtCore.QObject):
 
-    signal = QtCore.Signal(int, int)  # friend number, file number
+    signal = QtCore.pyqtSignal(int, int)  # friend number, file number
 
 
 class FileTransfer(QtCore.QObject):

toxygen/items_factory.py

@@ -1,7 +1,4 @@
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtWidgets, QtCore
 from list_items import *
 
 
@@ -13,7 +10,7 @@ class ItemsFactory:
 
     def friend_item(self):
         item = ContactItem()
-        elem = QtGui.QListWidgetItem(self._friends)
+        elem = QtWidgets.QListWidgetItem(self._friends)
         elem.setSizeHint(QtCore.QSize(250, item.height()))
         self._friends.addItem(elem)
         self._friends.setItemWidget(elem, item)
@@ -23,7 +20,7 @@ class ItemsFactory:
         item = MessageItem(text, time, name, sent, message_type, self._messages)
         if pixmap is not None:
             item.set_avatar(pixmap)
-        elem = QtGui.QListWidgetItem()
+        elem = QtWidgets.QListWidgetItem()
         elem.setSizeHint(QtCore.QSize(self._messages.width(), item.height()))
         if append:
             self._messages.addItem(elem)
@@ -33,7 +30,7 @@ class ItemsFactory:
         return item
 
     def inline_item(self, data, append):
-        elem = QtGui.QListWidgetItem()
+        elem = QtWidgets.QListWidgetItem()
         item = InlineImageItem(data, self._messages.width(), elem)
         elem.setSizeHint(QtCore.QSize(self._messages.width(), item.height()))
         if append:
@@ -49,7 +46,7 @@ class ItemsFactory:
                               name,
                               time,
                               self._messages.width())
-        elem = QtGui.QListWidgetItem()
+        elem = QtWidgets.QListWidgetItem()
         elem.setSizeHint(QtCore.QSize(self._messages.width() - 30, 34))
         if append:
             self._messages.addItem(elem)
@@ -61,7 +58,7 @@ class ItemsFactory:
     def file_transfer_item(self, data, append):
         data.append(self._messages.width())
         item = FileTransferItem(*data)
-        elem = QtGui.QListWidgetItem()
+        elem = QtWidgets.QListWidgetItem()
         elem.setSizeHint(QtCore.QSize(self._messages.width() - 30, 34))
         if append:
             self._messages.addItem(elem)

toxygen/list_items.py

@@ -1,9 +1,5 @@
 from toxcore_enums_and_consts import *
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
-    QtCore.Slot = QtCore.pyqtSlot
+from PyQt5 import QtCore, QtGui, QtWidgets
 import profile
 from file_transfers import TOX_FILE_TRANSFER_STATE, PAUSED_FILE_TRANSFERS, DO_NOT_SHOW_ACCEPT_BUTTON, ACTIVE_FILE_TRANSFERS, SHOW_PROGRESS_BAR
 from util import curr_directory, convert_time, curr_time
@@ -14,7 +10,7 @@ import settings
 import re
 
 
-class MessageEdit(QtGui.QTextBrowser):
+class MessageEdit(QtWidgets.QTextBrowser):
 
     def __init__(self, text, width, message_type, parent=None):
         super(MessageEdit, self).__init__(parent)
@@ -46,7 +42,7 @@ class MessageEdit(QtGui.QTextBrowser):
 
     def contextMenuEvent(self, event):
         menu = create_menu(self.createStandardContextMenu(event.pos()))
-        quote = menu.addAction(QtGui.QApplication.translate("MainWindow", 'Quote selected text', None, QtGui.QApplication.UnicodeUTF8))
+        quote = menu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Quote selected text'))
         quote.triggered.connect(self.quote_text)
         text = self.textCursor().selection().toPlainText()
         if not text:
@@ -55,7 +51,7 @@ class MessageEdit(QtGui.QTextBrowser):
             import plugin_support
             submenu = plugin_support.PluginLoader.get_instance().get_message_menu(menu, text)
             if len(submenu):
-                plug = menu.addMenu(QtGui.QApplication.translate("MainWindow", 'Plugins', None, QtGui.QApplication.UnicodeUTF8))
+                plug = menu.addMenu(QtWidgets.QApplication.translate("MainWindow", 'Plugins'))
                 plug.addActions(submenu)
         menu.popup(event.globalPos())
         menu.exec_(event.globalPos())
@@ -123,12 +119,12 @@ class MessageEdit(QtGui.QTextBrowser):
         return text
 
 
-class MessageItem(QtGui.QWidget):
+class MessageItem(QtWidgets.QWidget):
     """
     Message in messages list
     """
     def __init__(self, text, time, user='', sent=True, message_type=TOX_MESSAGE_TYPE['NORMAL'], parent=None):
-        QtGui.QWidget.__init__(self, parent)
+        QtWidgets.QWidget.__init__(self, parent)
         self.name = DataLabel(self)
         self.name.setGeometry(QtCore.QRect(2, 2, 95, 23))
         self.name.setTextFormat(QtCore.Qt.PlainText)
@@ -139,7 +135,7 @@ class MessageItem(QtGui.QWidget):
         self.name.setFont(font)
         self.name.setText(user)
 
-        self.time = QtGui.QLabel(self)
+        self.time = QtWidgets.QLabel(self)
         self.time.setGeometry(QtCore.QRect(parent.width() - 60, 0, 50, 25))
         font.setPointSize(10)
         font.setBold(False)
@@ -164,9 +160,9 @@ class MessageItem(QtGui.QWidget):
 
     def mouseReleaseEvent(self, event):
         if event.button() == QtCore.Qt.RightButton and event.x() > self.time.x():
-            self.listMenu = QtGui.QMenu()
-            delete_item = self.listMenu.addAction(QtGui.QApplication.translate("MainWindow", 'Delete message', None, QtGui.QApplication.UnicodeUTF8))
-            self.connect(delete_item, QtCore.SIGNAL("triggered()"), self.delete)
+            self.listMenu = QtWidgets.QMenu()
+            delete_item = self.listMenu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Delete message'))
+            delete_item.triggered.connect(self.delete)
             parent_position = self.time.mapToGlobal(QtCore.QPoint(0, 0))
             self.listMenu.move(parent_position)
             self.listMenu.show()
@@ -216,16 +212,16 @@ class MessageItem(QtGui.QWidget):
         return text
 
 
-class ContactItem(QtGui.QWidget):
+class ContactItem(QtWidgets.QWidget):
     """
     Contact in friends list
     """
 
     def __init__(self, parent=None):
-        QtGui.QWidget.__init__(self, parent)
+        QtWidgets.QWidget.__init__(self, parent)
         mode = settings.Settings.get_instance()['compact_mode']
         self.setBaseSize(QtCore.QSize(250, 40 if mode else 70))
-        self.avatar_label = QtGui.QLabel(self)
+        self.avatar_label = QtWidgets.QLabel(self)
         size = 32 if mode else 64
         self.avatar_label.setGeometry(QtCore.QRect(3, 4, size, size))
         self.avatar_label.setScaledContents(False)
@@ -248,14 +244,14 @@ class ContactItem(QtGui.QWidget):
         self.messages.setGeometry(QtCore.QRect(20 if mode else 52, 20 if mode else 50, 30, 20))
 
 
-class StatusCircle(QtGui.QWidget):
+class StatusCircle(QtWidgets.QWidget):
     """
     Connection status
     """
     def __init__(self, parent):
-        QtGui.QWidget.__init__(self, parent)
+        QtWidgets.QWidget.__init__(self, parent)
         self.setGeometry(0, 0, 32, 32)
-        self.label = QtGui.QLabel(self)
+        self.label = QtWidgets.QLabel(self)
         self.label.setGeometry(QtCore.QRect(0, 0, 32, 32))
         self.unread = False
 
@@ -281,12 +277,12 @@ class StatusCircle(QtGui.QWidget):
         self.label.setPixmap(pixmap)
 
 
-class UnreadMessagesCount(QtGui.QWidget):
+class UnreadMessagesCount(QtWidgets.QWidget):
 
     def __init__(self, parent=None):
         super(UnreadMessagesCount, self).__init__(parent)
         self.resize(30, 20)
-        self.label = QtGui.QLabel(self)
+        self.label = QtWidgets.QLabel(self)
         self.label.setGeometry(QtCore.QRect(0, 0, 30, 20))
         self.label.setVisible(False)
         font = QtGui.QFont()
@@ -308,11 +304,11 @@ class UnreadMessagesCount(QtGui.QWidget):
             self.label.setVisible(False)
 
 
-class FileTransferItem(QtGui.QListWidget):
+class FileTransferItem(QtWidgets.QListWidget):
 
     def __init__(self, file_name, size, time, user, friend_number, file_number, state, width, parent=None):
 
-        QtGui.QListWidget.__init__(self, parent)
+        QtWidgets.QListWidget.__init__(self, parent)
         self.resize(QtCore.QSize(width, 34))
         if state == TOX_FILE_TRANSFER_STATE['CANCELLED']:
             self.setStyleSheet('QListWidget { border: 1px solid #B40404; }')
@@ -332,14 +328,14 @@ class FileTransferItem(QtGui.QListWidget):
         self.name.setFont(font)
         self.name.setText(user)
 
-        self.time = QtGui.QLabel(self)
+        self.time = QtWidgets.QLabel(self)
         self.time.setGeometry(QtCore.QRect(width - 60, 7, 50, 25))
         font.setPointSize(10)
         font.setBold(False)
         self.time.setFont(font)
         self.time.setText(convert_time(time))
 
-        self.cancel = QtGui.QPushButton(self)
+        self.cancel = QtWidgets.QPushButton(self)
         self.cancel.setGeometry(QtCore.QRect(width - 125, 2, 30, 30))
         pixmap = QtGui.QPixmap(curr_directory() + '/images/decline.png')
         icon = QtGui.QIcon(pixmap)
@@ -349,7 +345,7 @@ class FileTransferItem(QtGui.QListWidget):
         self.cancel.clicked.connect(lambda: self.cancel_transfer(friend_number, file_number))
         self.cancel.setStyleSheet('QPushButton:hover { border: 1px solid #3A3939; background-color: none;}')
 
-        self.accept_or_pause = QtGui.QPushButton(self)
+        self.accept_or_pause = QtWidgets.QPushButton(self)
         self.accept_or_pause.setGeometry(QtCore.QRect(width - 170, 2, 30, 30))
         if state == TOX_FILE_TRANSFER_STATE['INCOMING_NOT_STARTED']:
             self.accept_or_pause.setVisible(True)
@@ -366,7 +362,7 @@ class FileTransferItem(QtGui.QListWidget):
 
         self.accept_or_pause.setStyleSheet('QPushButton:hover { border: 1px solid #3A3939; background-color: none}')
 
-        self.pb = QtGui.QProgressBar(self)
+        self.pb = QtWidgets.QProgressBar(self)
         self.pb.setGeometry(QtCore.QRect(100, 7, 100, 20))
         self.pb.setValue(0)
         self.pb.setStyleSheet('QProgressBar { background-color: #302F2F; }')
@@ -387,7 +383,7 @@ class FileTransferItem(QtGui.QListWidget):
         self.file_name.setText(file_data)
         self.file_name.setToolTip(file_name)
         self.saved_name = file_name
-        self.time_left = QtGui.QLabel(self)
+        self.time_left = QtWidgets.QLabel(self)
         self.time_left.setGeometry(QtCore.QRect(width - 92, 7, 30, 20))
         font.setPointSize(10)
         self.time_left.setFont(font)
@@ -405,10 +401,10 @@ class FileTransferItem(QtGui.QListWidget):
 
     def accept_or_pause_transfer(self, friend_number, file_number, size):
         if self.state == TOX_FILE_TRANSFER_STATE['INCOMING_NOT_STARTED']:
-            directory = QtGui.QFileDialog.getExistingDirectory(self,
-                                                               QtGui.QApplication.translate("MainWindow", 'Choose folder', None, QtGui.QApplication.UnicodeUTF8),
+            directory = QtWidgets.QFileDialog.getExistingDirectory(self,
+                                                               QtWidgets.QApplication.translate("MainWindow", 'Choose folder'),
                                                                curr_directory(),
-                                                               QtGui.QFileDialog.ShowDirsOnly | QtGui.QFileDialog.DontUseNativeDialog)
+                                                               QtWidgets.QFileDialog.ShowDirsOnly | QtWidgets.QFileDialog.DontUseNativeDialog)
             self.pb.setVisible(True)
             if directory:
                 pr = profile.Profile.get_instance()
@@ -432,8 +428,7 @@ class FileTransferItem(QtGui.QListWidget):
         self.accept_or_pause.setIcon(icon)
         self.accept_or_pause.setIconSize(QtCore.QSize(30, 30))
 
-    @QtCore.Slot(int, float, int)
-    def update(self, state, progress, time):
+    def update_transfer_state(self, state, progress, time):
         self.pb.setValue(int(progress * 100))
         if time + 1:
             m, s = divmod(time, 60)
@@ -496,14 +491,14 @@ class UnsentFileItem(FileTransferItem):
         pr.cancel_not_started_transfer(self._time)
 
 
-class InlineImageItem(QtGui.QScrollArea):
+class InlineImageItem(QtWidgets.QScrollArea):
 
     def __init__(self, data, width, elem):
 
-        QtGui.QScrollArea.__init__(self)
+        QtWidgets.QScrollArea.__init__(self)
         self.setFocusPolicy(QtCore.Qt.NoFocus)
         self._elem = elem
-        self._image_label = QtGui.QLabel(self)
+        self._image_label = QtWidgets.QLabel(self)
         self._image_label.raise_()
         self.setWidget(self._image_label)
         self._image_label.setScaledContents(False)
@@ -537,12 +532,11 @@ class InlineImageItem(QtGui.QScrollArea):
             self._full_size = not self._full_size
             self._elem.setSizeHint(QtCore.QSize(self.width(), self.height()))
         elif event.button() == QtCore.Qt.RightButton:  # save inline
-            directory = QtGui.QFileDialog.getExistingDirectory(self,
-                                                               QtGui.QApplication.translate("MainWindow",
-                                                                                            'Choose folder', None,
-                                                                                            QtGui.QApplication.UnicodeUTF8),
+            directory = QtWidgets.QFileDialog.getExistingDirectory(self,
+                                                               QtWidgets.QApplication.translate("MainWindow",
+                                                                                            'Choose folder'),
                                                                curr_directory(),
-                                                               QtGui.QFileDialog.ShowDirsOnly | QtGui.QFileDialog.DontUseNativeDialog)
+                                                               QtWidgets.QFileDialog.ShowDirsOnly | QtWidgets.QFileDialog.DontUseNativeDialog)
             if directory:
                 fl = QtCore.QFile(directory + '/toxygen_inline_' + curr_time().replace(':', '_') + '.png')
                 self._pixmap.save(fl, 'PNG')

toxygen/loginscreen.py

@@ -1,9 +1,4 @@
-# -*- coding: utf-8 -*-
-
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtWidgets, QtCore
 from widgets import *
 
 
@@ -31,25 +26,25 @@ class LoginScreen(CenteredWidget):
         self.resize(400, 200)
         self.setMinimumSize(QtCore.QSize(400, 200))
         self.setMaximumSize(QtCore.QSize(400, 200))
-        self.new_profile = QtGui.QPushButton(self)
+        self.new_profile = QtWidgets.QPushButton(self)
         self.new_profile.setGeometry(QtCore.QRect(20, 150, 171, 27))
         self.new_profile.clicked.connect(self.create_profile)
-        self.label = QtGui.QLabel(self)
+        self.label = QtWidgets.QLabel(self)
         self.label.setGeometry(QtCore.QRect(20, 70, 101, 17))
         self.new_name = NickEdit(self)
         self.new_name.setGeometry(QtCore.QRect(20, 100, 171, 31))
-        self.load_profile = QtGui.QPushButton(self)
+        self.load_profile = QtWidgets.QPushButton(self)
         self.load_profile.setGeometry(QtCore.QRect(220, 150, 161, 27))
         self.load_profile.clicked.connect(self.load_ex_profile)
-        self.default = QtGui.QCheckBox(self)
+        self.default = QtWidgets.QCheckBox(self)
         self.default.setGeometry(QtCore.QRect(220, 110, 131, 22))
-        self.groupBox = QtGui.QGroupBox(self)
+        self.groupBox = QtWidgets.QGroupBox(self)
         self.groupBox.setGeometry(QtCore.QRect(210, 40, 181, 151))
-        self.comboBox = QtGui.QComboBox(self.groupBox)
+        self.comboBox = QtWidgets.QComboBox(self.groupBox)
         self.comboBox.setGeometry(QtCore.QRect(10, 30, 161, 27))
-        self.groupBox_2 = QtGui.QGroupBox(self)
+        self.groupBox_2 = QtWidgets.QGroupBox(self)
         self.groupBox_2.setGeometry(QtCore.QRect(10, 40, 191, 151))
-        self.toxygen = QtGui.QLabel(self)
+        self.toxygen = QtWidgets.QLabel(self)
         self.groupBox.raise_()
         self.groupBox_2.raise_()
         self.comboBox.raise_()
@@ -71,15 +66,15 @@ class LoginScreen(CenteredWidget):
         QtCore.QMetaObject.connectSlotsByName(self)
 
     def retranslateUi(self):
-        self.new_name.setPlaceholderText(QtGui.QApplication.translate("login", "Profile name", None, QtGui.QApplication.UnicodeUTF8))
-        self.setWindowTitle(QtGui.QApplication.translate("login", "Log in", None, QtGui.QApplication.UnicodeUTF8))
-        self.new_profile.setText(QtGui.QApplication.translate("login", "Create", None, QtGui.QApplication.UnicodeUTF8))
-        self.label.setText(QtGui.QApplication.translate("login", "Profile name:", None, QtGui.QApplication.UnicodeUTF8))
-        self.load_profile.setText(QtGui.QApplication.translate("login", "Load profile", None, QtGui.QApplication.UnicodeUTF8))
-        self.default.setText(QtGui.QApplication.translate("login", "Use as default", None, QtGui.QApplication.UnicodeUTF8))
-        self.groupBox.setTitle(QtGui.QApplication.translate("login", "Load existing profile", None, QtGui.QApplication.UnicodeUTF8))
-        self.groupBox_2.setTitle(QtGui.QApplication.translate("login", "Create new profile", None, QtGui.QApplication.UnicodeUTF8))
-        self.toxygen.setText(QtGui.QApplication.translate("login", "toxygen", None, QtGui.QApplication.UnicodeUTF8))
+        self.new_name.setPlaceholderText(QtWidgets.QApplication.translate("login", "Profile name"))
+        self.setWindowTitle(QtWidgets.QApplication.translate("login", "Log in"))
+        self.new_profile.setText(QtWidgets.QApplication.translate("login", "Create"))
+        self.label.setText(QtWidgets.QApplication.translate("login", "Profile name:"))
+        self.load_profile.setText(QtWidgets.QApplication.translate("login", "Load profile"))
+        self.default.setText(QtWidgets.QApplication.translate("login", "Use as default"))
+        self.groupBox.setTitle(QtWidgets.QApplication.translate("login", "Load existing profile"))
+        self.groupBox_2.setTitle(QtWidgets.QApplication.translate("login", "Create new profile"))
+        self.toxygen.setText(QtWidgets.QApplication.translate("login", "toxygen"))
 
     def create_profile(self):
         self.type = 1

toxygen/main.py

@@ -2,10 +2,7 @@ import sys
 from loginscreen import LoginScreen
 import profile
 from settings import *
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtCore, QtGui, QtWidgets
 from bootstrap import node_generator
 from mainscreen import MainWindow
 from callbacks import init_callbacks, stop, start
@@ -39,7 +36,7 @@ class Toxygen:
         tmp = [data]
         p = PasswordScreen(toxes.ToxES.get_instance(), tmp)
         p.show()
-        self.app.connect(self.app, QtCore.SIGNAL("lastWindowClosed()"), self.app, QtCore.SLOT("quit()"))
+        self.app.lastWindowClosed.connect(self.app.quit)
         self.app.exec_()
         if tmp[0] == data:
             raise SystemExit()
@@ -50,7 +47,7 @@ class Toxygen:
         """
         Main function of app. loads login screen if needed and starts main screen
         """
-        app = QtGui.QApplication(sys.argv)
+        app = QtWidgets.QApplication(sys.argv)
         app.setWindowIcon(QtGui.QIcon(curr_directory() + '/images/icon.png'))
         self.app = app
 
@@ -92,7 +89,6 @@ class Toxygen:
                 _login = self.Login(profiles)
                 ls.update_on_close(_login.login_screen_close)
                 ls.show()
-                app.connect(app, QtCore.SIGNAL("lastWindowClosed()"), app, QtCore.SLOT("quit()"))
                 app.exec_()
                 if not _login.t:
                     return
@@ -101,40 +97,35 @@ class Toxygen:
                     name = _login.name if _login.name else 'toxygen_user'
                     pr = map(lambda x: x[1], ProfileHelper.find_profiles())
                     if name in list(pr):
-                        msgBox = QtGui.QMessageBox()
+                        msgBox = QtWidgets.QMessageBox()
                         msgBox.setWindowTitle(
-                            QtGui.QApplication.translate("MainWindow", "Error", None, QtGui.QApplication.UnicodeUTF8))
-                        text = (QtGui.QApplication.translate("MainWindow",
-                                                             'Profile with this name already exists',
-                                                             None, QtGui.QApplication.UnicodeUTF8))
+                            QtWidgets.QApplication.translate("MainWindow", "Error"))
+                        text = (QtWidgets.QApplication.translate("MainWindow",
+                                                             'Profile with this name already exists'))
                         msgBox.setText(text)
                         msgBox.exec_()
                         return
                     self.tox = profile.tox_factory()
                     self.tox.self_set_name(bytes(_login.name, 'utf-8') if _login.name else b'Toxygen User')
                     self.tox.self_set_status_message(b'Toxing on Toxygen')
-                    reply = QtGui.QMessageBox.question(None,
+                    reply = QtWidgets.QMessageBox.question(None,
                                                        'Profile {}'.format(name),
-                                                       QtGui.QApplication.translate("login",
-                                                                                    'Do you want to set profile password?',
-                                                                                    None,
-                                                                                    QtGui.QApplication.UnicodeUTF8),
-                                                       QtGui.QMessageBox.Yes,
-                                                       QtGui.QMessageBox.No)
-                    if reply == QtGui.QMessageBox.Yes:
+                                                       QtWidgets.QApplication.translate("login",
+                                                                                    'Do you want to set profile password?'),
+                                                           QtWidgets.QMessageBox.Yes,
+                                                           QtWidgets.QMessageBox.No)
+                    if reply == QtWidgets.QMessageBox.Yes:
                         set_pass = SetProfilePasswordScreen(encrypt_save)
                         set_pass.show()
-                        self.app.connect(self.app, QtCore.SIGNAL("lastWindowClosed()"), self.app, QtCore.SLOT("quit()"))
+                        self.app.lastWindowClosed.connect(self.app.quit)
                         self.app.exec_()
-                    reply = QtGui.QMessageBox.question(None,
+                    reply = QtWidgets.QMessageBox.question(None,
                                                        'Profile {}'.format(name),
-                                                       QtGui.QApplication.translate("login",
-                                                                                    'Do you want to save profile in default folder? If no, profile will be saved in program folder',
-                                                                                    None,
-                                                                                    QtGui.QApplication.UnicodeUTF8),
-                                                       QtGui.QMessageBox.Yes,
-                                                       QtGui.QMessageBox.No)
-                    if reply == QtGui.QMessageBox.Yes:
+                                                       QtWidgets.QApplication.translate("login",
+                                                                                    'Do you want to save profile in default folder? If no, profile will be saved in program folder'),
+                                                       QtWidgets.QMessageBox.Yes,
+                                                           QtWidgets.QMessageBox.No)
+                    if reply == QtWidgets.QMessageBox.Yes:
                         path = Settings.get_default_path()
                     else:
                         path = curr_directory() + '/'
@@ -143,11 +134,9 @@ class Toxygen:
                     except Exception as ex:
                         print(str(ex))
                         log('Profile creation exception: ' + str(ex))
-                        msgBox = QtGui.QMessageBox()
-                        msgBox.setText(QtGui.QApplication.translate("login",
-                                                                    'Profile saving error! Does Toxygen have permission to write to this directory?',
-                                                                    None,
-                                                                    QtGui.QApplication.UnicodeUTF8))
+                        msgBox = QtWidgets.QMessageBox()
+                        msgBox.setText(QtWidgets.QApplication.translate("login",
+                                                                    'Profile saving error! Does Toxygen have permission to write to this directory?'))
                         msgBox.exec_()
                         return
                     path = Settings.get_default_path()
@@ -173,12 +162,12 @@ class Toxygen:
                 self.tox = profile.tox_factory(data, settings)
 
         if Settings.is_active_profile(path, name):  # profile is in use
-            reply = QtGui.QMessageBox.question(None,
+            reply = QtWidgets.QMessageBox.question(None,
                                                'Profile {}'.format(name),
-                                               QtGui.QApplication.translate("login", 'Other instance of Toxygen uses this profile or profile was not properly closed. Continue?', None, QtGui.QApplication.UnicodeUTF8),
-                                               QtGui.QMessageBox.Yes,
-                                               QtGui.QMessageBox.No)
-            if reply != QtGui.QMessageBox.Yes:
+                                               QtWidgets.QApplication.translate("login", 'Other instance of Toxygen uses this profile or profile was not properly closed. Continue?'),
+                                                   QtWidgets.QMessageBox.Yes,
+                                                   QtWidgets.QMessageBox.No)
+            if reply != QtWidgets.QMessageBox.Yes:
                 return
         else:
             settings.set_active_profile()
@@ -190,21 +179,21 @@ class Toxygen:
         app.translator = translator
 
         # tray icon
-        self.tray = QtGui.QSystemTrayIcon(QtGui.QIcon(curr_directory() + '/images/icon.png'))
+        self.tray = QtWidgets.QSystemTrayIcon(QtGui.QIcon(curr_directory() + '/images/icon.png'))
         self.tray.setObjectName('tray')
 
         self.ms = MainWindow(self.tox, self.reset, self.tray)
         app.aboutToQuit.connect(self.ms.close_window)
 
-        class Menu(QtGui.QMenu):
+        class Menu(QtWidgets.QMenu):
 
             def newStatus(self, status):
                 if not Settings.get_instance().locked:
                     profile.Profile.get_instance().set_status(status)
-                    self.aboutToShow()
+                    self.aboutToShowHandler()
                     self.hide()
 
-            def aboutToShow(self):
+            def aboutToShowHandler(self):
                 status = profile.Profile.get_instance().status
                 act = self.act
                 if status is None or Settings.get_instance().locked:
@@ -218,24 +207,24 @@ class Toxygen:
                 self.actions()[2].setVisible(not Settings.get_instance().locked)
 
             def languageChange(self, *args, **kwargs):
-                self.actions()[0].setText(QtGui.QApplication.translate('tray', 'Open Toxygen', None, QtGui.QApplication.UnicodeUTF8))
-                self.actions()[1].setText(QtGui.QApplication.translate('tray', 'Set status', None, QtGui.QApplication.UnicodeUTF8))
-                self.actions()[2].setText(QtGui.QApplication.translate('tray', 'Exit', None, QtGui.QApplication.UnicodeUTF8))
-                self.act.actions()[0].setText(QtGui.QApplication.translate('tray', 'Online', None, QtGui.QApplication.UnicodeUTF8))
-                self.act.actions()[1].setText(QtGui.QApplication.translate('tray', 'Away', None, QtGui.QApplication.UnicodeUTF8))
-                self.act.actions()[2].setText(QtGui.QApplication.translate('tray', 'Busy', None, QtGui.QApplication.UnicodeUTF8))
+                self.actions()[0].setText(QtWidgets.QApplication.translate('tray', 'Open Toxygen'))
+                self.actions()[1].setText(QtWidgets.QApplication.translate('tray', 'Set status'))
+                self.actions()[2].setText(QtWidgets.QApplication.translate('tray', 'Exit'))
+                self.act.actions()[0].setText(QtWidgets.QApplication.translate('tray', 'Online'))
+                self.act.actions()[1].setText(QtWidgets.QApplication.translate('tray', 'Away'))
+                self.act.actions()[2].setText(QtWidgets.QApplication.translate('tray', 'Busy'))
 
         m = Menu()
-        show = m.addAction(QtGui.QApplication.translate('tray', 'Open Toxygen', None, QtGui.QApplication.UnicodeUTF8))
-        sub = m.addMenu(QtGui.QApplication.translate('tray', 'Set status', None, QtGui.QApplication.UnicodeUTF8))
-        onl = sub.addAction(QtGui.QApplication.translate('tray', 'Online', None, QtGui.QApplication.UnicodeUTF8))
-        away = sub.addAction(QtGui.QApplication.translate('tray', 'Away', None, QtGui.QApplication.UnicodeUTF8))
-        busy = sub.addAction(QtGui.QApplication.translate('tray', 'Busy', None, QtGui.QApplication.UnicodeUTF8))
+        show = m.addAction(QtWidgets.QApplication.translate('tray', 'Open Toxygen'))
+        sub = m.addMenu(QtWidgets.QApplication.translate('tray', 'Set status'))
+        onl = sub.addAction(QtWidgets.QApplication.translate('tray', 'Online'))
+        away = sub.addAction(QtWidgets.QApplication.translate('tray', 'Away'))
+        busy = sub.addAction(QtWidgets.QApplication.translate('tray', 'Busy'))
         onl.setCheckable(True)
         away.setCheckable(True)
         busy.setCheckable(True)
         m.act = sub
-        exit = m.addAction(QtGui.QApplication.translate('tray', 'Exit', None, QtGui.QApplication.UnicodeUTF8))
+        exit = m.addAction(QtWidgets.QApplication.translate('tray', 'Exit'))
 
         def show_window():
             s = Settings.get_instance()
@@ -258,7 +247,7 @@ class Toxygen:
                     self.p.show()
 
         def tray_activated(reason):
-            if reason == QtGui.QSystemTrayIcon.DoubleClick:
+            if reason == QtWidgets.QSystemTrayIcon.DoubleClick:
                 show_window()
 
         def close_app():
@@ -266,12 +255,12 @@ class Toxygen:
                 settings.closing = True
                 self.ms.close()
 
-        m.connect(show, QtCore.SIGNAL("triggered()"), show_window)
-        m.connect(exit, QtCore.SIGNAL("triggered()"), close_app)
-        m.connect(m, QtCore.SIGNAL("aboutToShow()"), lambda: m.aboutToShow())
-        sub.connect(onl, QtCore.SIGNAL("triggered()"), lambda: m.newStatus(0))
-        sub.connect(away, QtCore.SIGNAL("triggered()"), lambda: m.newStatus(1))
-        sub.connect(busy, QtCore.SIGNAL("triggered()"), lambda: m.newStatus(2))
+        show.triggered.connect(show_window)
+        exit.triggered.connect(close_app)
+        m.aboutToShow.connect(lambda: m.aboutToShowHandler())
+        onl.triggered.connect(lambda: m.newStatus(0))
+        away.triggered.connect(lambda: m.newStatus(1))
+        busy.triggered.connect(lambda: m.newStatus(2))
 
         self.tray.setContextMenu(m)
         self.tray.show()
@@ -287,15 +276,13 @@ class Toxygen:
                     updater.download(version)
                     updating = True
                 else:
-                    reply = QtGui.QMessageBox.question(None,
+                    reply = QtWidgets.QMessageBox.question(None,
                                                        'Toxygen',
-                                                       QtGui.QApplication.translate("login",
-                                                                                    'Update for Toxygen was found. Download and install it?',
-                                                                                    None,
-                                                                                    QtGui.QApplication.UnicodeUTF8),
-                                                       QtGui.QMessageBox.Yes,
-                                                       QtGui.QMessageBox.No)
-                    if reply == QtGui.QMessageBox.Yes:
+                                                       QtWidgets.QApplication.translate("login",
+                                                                                    'Update for Toxygen was found. Download and install it?'),
+                                                           QtWidgets.QMessageBox.Yes,
+                                                           QtWidgets.QMessageBox.No)
+                    if reply == QtWidgets.QMessageBox.Yes:
                         updater.download(version)
                         updating = True
 
@@ -323,7 +310,7 @@ class Toxygen:
         if self.uri is not None:
             self.ms.add_contact(self.uri)
 
-        app.connect(app, QtCore.SIGNAL("lastWindowClosed()"), app, QtCore.SLOT("quit()"))
+        app.lastWindowClosed.connect(app.quit)
         app.exec_()
 
         self.init.stop = True

toxygen/mainscreen.py

@@ -1,7 +1,7 @@
 from menu import *
 from profile import *
 from list_items import *
-from widgets import MultilineEdit, LineEdit, ComboBox
+from widgets import MultilineEdit, ComboBox
 import plugin_support
 from mainscreen_widgets import *
 import settings
@@ -9,7 +9,7 @@ import platform
 import toxes
 
 
-class MainWindow(QtGui.QMainWindow, Singleton):
+class MainWindow(QtWidgets.QMainWindow, Singleton):
 
     def __init__(self, tox, reset, tray):
         super().__init__()
@@ -23,7 +23,7 @@ class MainWindow(QtGui.QMainWindow, Singleton):
             self.ws = WelcomeScreen()
 
     def setup_menu(self, Form):
-        box = QtGui.QHBoxLayout()
+        box = QtWidgets.QHBoxLayout()
         box.setContentsMargins(0, 0, 0, 0)
         box.setAlignment(QtCore.Qt.AlignLeft)
         self.profile_button = MainMenuButton(Form)
@@ -36,37 +36,37 @@ class MainWindow(QtGui.QMainWindow, Singleton):
         box.addWidget(self.about_button)
         box.setSpacing(0)
 
-        self.menuProfile = QtGui.QMenu()
+        self.menuProfile = QtWidgets.QMenu()
         self.menuProfile.setObjectName("menuProfile")
-        self.menuSettings = QtGui.QMenu()
+        self.menuSettings = QtWidgets.QMenu()
         self.menuSettings.setObjectName("menuSettings")
-        self.menuPlugins = QtGui.QMenu()
+        self.menuPlugins = QtWidgets.QMenu()
         self.menuPlugins.setObjectName("menuPlugins")
-        self.menuAbout = QtGui.QMenu()
+        self.menuAbout = QtWidgets.QMenu()
         self.menuAbout.setObjectName("menuAbout")
 
-        self.actionAdd_friend = QtGui.QAction(Form)
+        self.actionAdd_friend = QtWidgets.QAction(Form)
         self.actionAdd_friend.setObjectName("actionAdd_friend")
-        self.actionprofilesettings = QtGui.QAction(Form)
+        self.actionprofilesettings = QtWidgets.QAction(Form)
         self.actionprofilesettings.setObjectName("actionprofilesettings")
-        self.actionPrivacy_settings = QtGui.QAction(Form)
+        self.actionPrivacy_settings = QtWidgets.QAction(Form)
         self.actionPrivacy_settings.setObjectName("actionPrivacy_settings")
-        self.actionInterface_settings = QtGui.QAction(Form)
+        self.actionInterface_settings = QtWidgets.QAction(Form)
         self.actionInterface_settings.setObjectName("actionInterface_settings")
-        self.actionNotifications = QtGui.QAction(Form)
+        self.actionNotifications = QtWidgets.QAction(Form)
         self.actionNotifications.setObjectName("actionNotifications")
-        self.actionNetwork = QtGui.QAction(Form)
+        self.actionNetwork = QtWidgets.QAction(Form)
         self.actionNetwork.setObjectName("actionNetwork")
-        self.actionAbout_program = QtGui.QAction(Form)
+        self.actionAbout_program = QtWidgets.QAction(Form)
         self.actionAbout_program.setObjectName("actionAbout_program")
-        self.updateSettings = QtGui.QAction(Form)
-        self.actionSettings = QtGui.QAction(Form)
+        self.updateSettings = QtWidgets.QAction(Form)
+        self.actionSettings = QtWidgets.QAction(Form)
         self.actionSettings.setObjectName("actionSettings")
-        self.audioSettings = QtGui.QAction(Form)
-        self.pluginData = QtGui.QAction(Form)
-        self.importPlugin = QtGui.QAction(Form)
-        self.reloadPlugins = QtGui.QAction(Form)
-        self.lockApp = QtGui.QAction(Form)
+        self.audioSettings = QtWidgets.QAction(Form)
+        self.pluginData = QtWidgets.QAction(Form)
+        self.importPlugin = QtWidgets.QAction(Form)
+        self.reloadPlugins = QtWidgets.QAction(Form)
+        self.lockApp = QtWidgets.QAction(Form)
         self.menuProfile.addAction(self.actionAdd_friend)
         self.menuProfile.addAction(self.actionSettings)
         self.menuProfile.addAction(self.lockApp)
@@ -113,37 +113,37 @@ class MainWindow(QtGui.QMainWindow, Singleton):
         return super(MainWindow, self).event(event)
 
     def retranslateUi(self):
-        self.lockApp.setText(QtGui.QApplication.translate("MainWindow", "Lock", None, QtGui.QApplication.UnicodeUTF8))
-        self.plugins_button.setText(QtGui.QApplication.translate("MainWindow", "Plugins", None, QtGui.QApplication.UnicodeUTF8))
-        self.pluginData.setText(QtGui.QApplication.translate("MainWindow", "List of plugins", None, QtGui.QApplication.UnicodeUTF8))
-        self.profile_button.setText(QtGui.QApplication.translate("MainWindow", "Profile", None, QtGui.QApplication.UnicodeUTF8))
-        self.settings_button.setText(QtGui.QApplication.translate("MainWindow", "Settings", None, QtGui.QApplication.UnicodeUTF8))
-        self.about_button.setText(QtGui.QApplication.translate("MainWindow", "About", None, QtGui.QApplication.UnicodeUTF8))
-        self.actionAdd_friend.setText(QtGui.QApplication.translate("MainWindow", "Add contact", None, QtGui.QApplication.UnicodeUTF8))
-        self.actionprofilesettings.setText(QtGui.QApplication.translate("MainWindow", "Profile", None, QtGui.QApplication.UnicodeUTF8))
-        self.actionPrivacy_settings.setText(QtGui.QApplication.translate("MainWindow", "Privacy", None, QtGui.QApplication.UnicodeUTF8))
-        self.actionInterface_settings.setText(QtGui.QApplication.translate("MainWindow", "Interface", None, QtGui.QApplication.UnicodeUTF8))
-        self.actionNotifications.setText(QtGui.QApplication.translate("MainWindow", "Notifications", None, QtGui.QApplication.UnicodeUTF8))
-        self.actionNetwork.setText(QtGui.QApplication.translate("MainWindow", "Network", None, QtGui.QApplication.UnicodeUTF8))
-        self.actionAbout_program.setText(QtGui.QApplication.translate("MainWindow", "About program", None, QtGui.QApplication.UnicodeUTF8))
-        self.actionSettings.setText(QtGui.QApplication.translate("MainWindow", "Settings", None, QtGui.QApplication.UnicodeUTF8))
-        self.audioSettings.setText(QtGui.QApplication.translate("MainWindow", "Audio", None, QtGui.QApplication.UnicodeUTF8))
-        self.updateSettings.setText(QtGui.QApplication.translate("MainWindow", "Updates", None, QtGui.QApplication.UnicodeUTF8))
-        self.contact_name.setPlaceholderText(QtGui.QApplication.translate("MainWindow", "Search", None, QtGui.QApplication.UnicodeUTF8))
-        self.sendMessageButton.setToolTip(QtGui.QApplication.translate("MainWindow", "Send message", None, QtGui.QApplication.UnicodeUTF8))
-        self.callButton.setToolTip(QtGui.QApplication.translate("MainWindow", "Start audio call with friend", None, QtGui.QApplication.UnicodeUTF8))
+        self.lockApp.setText(QtWidgets.QApplication.translate("MainWindow", "Lock"))
+        self.plugins_button.setText(QtWidgets.QApplication.translate("MainWindow", "Plugins"))
+        self.pluginData.setText(QtWidgets.QApplication.translate("MainWindow", "List of plugins"))
+        self.profile_button.setText(QtWidgets.QApplication.translate("MainWindow", "Profile"))
+        self.settings_button.setText(QtWidgets.QApplication.translate("MainWindow", "Settings"))
+        self.about_button.setText(QtWidgets.QApplication.translate("MainWindow", "About"))
+        self.actionAdd_friend.setText(QtWidgets.QApplication.translate("MainWindow", "Add contact"))
+        self.actionprofilesettings.setText(QtWidgets.QApplication.translate("MainWindow", "Profile"))
+        self.actionPrivacy_settings.setText(QtWidgets.QApplication.translate("MainWindow", "Privacy"))
+        self.actionInterface_settings.setText(QtWidgets.QApplication.translate("MainWindow", "Interface"))
+        self.actionNotifications.setText(QtWidgets.QApplication.translate("MainWindow", "Notifications"))
+        self.actionNetwork.setText(QtWidgets.QApplication.translate("MainWindow", "Network"))
+        self.actionAbout_program.setText(QtWidgets.QApplication.translate("MainWindow", "About program"))
+        self.actionSettings.setText(QtWidgets.QApplication.translate("MainWindow", "Settings"))
+        self.audioSettings.setText(QtWidgets.QApplication.translate("MainWindow", "Audio"))
+        self.updateSettings.setText(QtWidgets.QApplication.translate("MainWindow", "Updates"))
+        self.contact_name.setPlaceholderText(QtWidgets.QApplication.translate("MainWindow", "Search"))
+        self.sendMessageButton.setToolTip(QtWidgets.QApplication.translate("MainWindow", "Send message"))
+        self.callButton.setToolTip(QtWidgets.QApplication.translate("MainWindow", "Start audio call with friend"))
         self.online_contacts.clear()
-        self.online_contacts.addItem(QtGui.QApplication.translate("MainWindow", "All", None, QtGui.QApplication.UnicodeUTF8))
-        self.online_contacts.addItem(QtGui.QApplication.translate("MainWindow", "Online", None, QtGui.QApplication.UnicodeUTF8))
-        self.online_contacts.addItem(QtGui.QApplication.translate("MainWindow", "Online first", None, QtGui.QApplication.UnicodeUTF8))
-        self.online_contacts.addItem(QtGui.QApplication.translate("MainWindow", "Name", None, QtGui.QApplication.UnicodeUTF8))
-        self.online_contacts.addItem(QtGui.QApplication.translate("MainWindow", "Online and by name", None, QtGui.QApplication.UnicodeUTF8))
-        self.online_contacts.addItem(QtGui.QApplication.translate("MainWindow", "Online first and by name", None, QtGui.QApplication.UnicodeUTF8))
+        self.online_contacts.addItem(QtWidgets.QApplication.translate("MainWindow", "All"))
+        self.online_contacts.addItem(QtWidgets.QApplication.translate("MainWindow", "Online"))
+        self.online_contacts.addItem(QtWidgets.QApplication.translate("MainWindow", "Online first"))
+        self.online_contacts.addItem(QtWidgets.QApplication.translate("MainWindow", "Name"))
+        self.online_contacts.addItem(QtWidgets.QApplication.translate("MainWindow", "Online and by name"))
+        self.online_contacts.addItem(QtWidgets.QApplication.translate("MainWindow", "Online first and by name"))
         ind = Settings.get_instance()['sorting']
         d = {0: 0, 1: 1, 2: 2, 3: 4, 1 | 4: 4, 2 | 4: 5}
         self.online_contacts.setCurrentIndex(d[ind])
-        self.importPlugin.setText(QtGui.QApplication.translate("MainWindow", "Import plugin", None, QtGui.QApplication.UnicodeUTF8))
-        self.reloadPlugins.setText(QtGui.QApplication.translate("MainWindow", "Reload plugins", None, QtGui.QApplication.UnicodeUTF8))
+        self.importPlugin.setText(QtWidgets.QApplication.translate("MainWindow", "Import plugin"))
+        self.reloadPlugins.setText(QtWidgets.QApplication.translate("MainWindow", "Reload plugins"))
 
     def setup_right_bottom(self, Form):
         Form.resize(650, 60)
@@ -155,7 +155,7 @@ class MainWindow(QtGui.QMainWindow, Singleton):
         font.setFamily(settings.Settings.get_instance()['font'])
         self.messageEdit.setFont(font)
 
-        self.sendMessageButton = QtGui.QPushButton(Form)
+        self.sendMessageButton = QtWidgets.QPushButton(Form)
         self.sendMessageButton.setGeometry(QtCore.QRect(565, 3, 60, 55))
         self.sendMessageButton.setObjectName("sendMessageButton")
 
@@ -178,7 +178,7 @@ class MainWindow(QtGui.QMainWindow, Singleton):
 
     def setup_left_center_menu(self, Form):
         Form.resize(270, 25)
-        self.search_label = QtGui.QLabel(Form)
+        self.search_label = QtWidgets.QLabel(Form)
         self.search_label.setGeometry(QtCore.QRect(3, 2, 20, 20))
         pixmap = QtGui.QPixmap()
         pixmap.load(curr_directory() + '/images/search.png')
@@ -202,7 +202,7 @@ class MainWindow(QtGui.QMainWindow, Singleton):
         Form.setMinimumSize(QtCore.QSize(270, 75))
         Form.setMaximumSize(QtCore.QSize(270, 75))
         Form.setBaseSize(QtCore.QSize(270, 75))
-        self.avatar_label = Form.avatar_label = QtGui.QLabel(Form)
+        self.avatar_label = Form.avatar_label = QtWidgets.QLabel(Form)
         self.avatar_label.setGeometry(QtCore.QRect(5, 5, 64, 64))
         self.avatar_label.setScaledContents(False)
         self.avatar_label.setAlignment(QtCore.Qt.AlignCenter)
@@ -230,7 +230,7 @@ class MainWindow(QtGui.QMainWindow, Singleton):
 
     def setup_right_top(self, Form):
         Form.resize(650, 75)
-        self.account_avatar = QtGui.QLabel(Form)
+        self.account_avatar = QtWidgets.QLabel(Form)
         self.account_avatar.setGeometry(QtCore.QRect(10, 5, 64, 64))
         self.account_avatar.setScaledContents(False)
         self.account_name = DataLabel(Form)
@@ -249,16 +249,16 @@ class MainWindow(QtGui.QMainWindow, Singleton):
         font.setBold(False)
         self.account_status.setFont(font)
         self.account_status.setObjectName("account_status")
-        self.callButton = QtGui.QPushButton(Form)
+        self.callButton = QtWidgets.QPushButton(Form)
         self.callButton.setGeometry(QtCore.QRect(550, 5, 50, 50))
         self.callButton.setObjectName("callButton")
         self.callButton.clicked.connect(lambda: self.profile.call_click(True))
-        self.videocallButton = QtGui.QPushButton(Form)
+        self.videocallButton = QtWidgets.QPushButton(Form)
         self.videocallButton.setGeometry(QtCore.QRect(550, 5, 50, 50))
         self.videocallButton.setObjectName("videocallButton")
         self.videocallButton.clicked.connect(lambda: self.profile.call_click(True, True))
         self.update_call_state('call')
-        self.typing = QtGui.QLabel(Form)
+        self.typing = QtWidgets.QLabel(Form)
         self.typing.setGeometry(QtCore.QRect(500, 25, 50, 30))
         pixmap = QtGui.QPixmap(QtCore.QSize(50, 30))
         pixmap.load(curr_directory() + '/images/typing.png')
@@ -268,20 +268,19 @@ class MainWindow(QtGui.QMainWindow, Singleton):
         QtCore.QMetaObject.connectSlotsByName(Form)
 
     def setup_left_center(self, widget):
-        self.friends_list = QtGui.QListWidget(widget)
+        self.friends_list = QtWidgets.QListWidget(widget)
         self.friends_list.setObjectName("friends_list")
         self.friends_list.setGeometry(0, 0, 270, 310)
         self.friends_list.clicked.connect(self.friend_click)
         self.friends_list.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
-        self.friends_list.connect(self.friends_list, QtCore.SIGNAL("customContextMenuRequested(QPoint)"),
-                                  self.friend_right_click)
-        self.friends_list.setVerticalScrollMode(QtGui.QAbstractItemView.ScrollPerPixel)
+        self.friends_list.customContextMenuRequested.connect(self.friend_right_click)
+        self.friends_list.setVerticalScrollMode(QtWidgets.QAbstractItemView.ScrollPerPixel)
         self.friends_list.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOn)
         self.friends_list.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
         self.friends_list.verticalScrollBar().setContextMenuPolicy(QtCore.Qt.NoContextMenu)
 
     def setup_right_center(self, widget):
-        self.messages = QtGui.QListWidget(widget)
+        self.messages = QtWidgets.QListWidget(widget)
         self.messages.setGeometry(0, 0, 620, 310)
         self.messages.setObjectName("messages")
         self.messages.setSpacing(1)
@@ -295,8 +294,8 @@ class MainWindow(QtGui.QMainWindow, Singleton):
                 self.profile.load_history()
                 self.messages.verticalScrollBar().setValue(1)
         self.messages.verticalScrollBar().valueChanged.connect(load)
-        self.messages.setVerticalScrollMode(QtGui.QAbstractItemView.ScrollPerPixel)
-        self.messages.setSelectionMode(QtGui.QAbstractItemView.ExtendedSelection)
+        self.messages.setVerticalScrollMode(QtWidgets.QAbstractItemView.ScrollPerPixel)
+        self.messages.setSelectionMode(QtWidgets.QAbstractItemView.ExtendedSelection)
 
     def initUI(self, tox):
         self.setMinimumSize(920, 500)
@@ -304,15 +303,15 @@ class MainWindow(QtGui.QMainWindow, Singleton):
         self.setGeometry(s['x'], s['y'], s['width'], s['height'])
         self.setWindowTitle('Toxygen')
         os.chdir(curr_directory() + '/images/')
-        menu = QtGui.QWidget()
-        main = QtGui.QWidget()
-        grid = QtGui.QGridLayout()
-        search = QtGui.QWidget()
-        name = QtGui.QWidget()
-        info = QtGui.QWidget()
-        main_list = QtGui.QWidget()
-        messages = QtGui.QWidget()
-        message_buttons = QtGui.QWidget()
+        menu = QtWidgets.QWidget()
+        main = QtWidgets.QWidget()
+        grid = QtWidgets.QGridLayout()
+        search = QtWidgets.QWidget()
+        name = QtWidgets.QWidget()
+        info = QtWidgets.QWidget()
+        main_list = QtWidgets.QWidget()
+        messages = QtWidgets.QWidget()
+        message_buttons = QtWidgets.QWidget()
         self.setup_left_center_menu(search)
         self.setup_left_top(name)
         self.setup_right_center(messages)
@@ -369,9 +368,9 @@ class MainWindow(QtGui.QMainWindow, Singleton):
                 s['width'] = self.width()
                 s['height'] = self.height()
                 s.save()
-                QtGui.QApplication.closeAllWindows()
+                QtWidgets.QApplication.closeAllWindows()
                 event.accept()
-        elif QtGui.QSystemTrayIcon.isSystemTrayAvailable():
+        elif QtWidgets.QSystemTrayIcon.isSystemTrayAvailable():
             event.ignore()
             self.hide()
 
@@ -401,13 +400,13 @@ class MainWindow(QtGui.QMainWindow, Singleton):
         self.profile.update()
 
     def keyPressEvent(self, event):
-        if event.key() == QtCore.Qt.Key_Escape and QtGui.QSystemTrayIcon.isSystemTrayAvailable():
+        if event.key() == QtCore.Qt.Key_Escape and QtWidgets.QSystemTrayIcon.isSystemTrayAvailable():
             self.hide()
         elif event.key() == QtCore.Qt.Key_C and event.modifiers() & QtCore.Qt.ControlModifier and self.messages.selectedIndexes():
             rows = list(map(lambda x: self.messages.row(x), self.messages.selectedItems()))
             indexes = (rows[0] - self.messages.count(), rows[-1] - self.messages.count())
             s = self.profile.export_history(self.profile.active_friend, True, indexes)
-            clipboard = QtGui.QApplication.clipboard()
+            clipboard = QtWidgets.QApplication.clipboard()
             clipboard.setText(s)
         elif event.key() == QtCore.Qt.Key_Z and event.modifiers() & QtCore.Qt.ControlModifier and self.messages.selectedIndexes():
             self.messages.clearSelection()
@@ -422,9 +421,9 @@ class MainWindow(QtGui.QMainWindow, Singleton):
 
     def about_program(self):
         import util
-        msgBox = QtGui.QMessageBox()
-        msgBox.setWindowTitle(QtGui.QApplication.translate("MainWindow", "About", None, QtGui.QApplication.UnicodeUTF8))
-        text = (QtGui.QApplication.translate("MainWindow", 'Toxygen is Tox client written on Python.\nVersion: ', None, QtGui.QApplication.UnicodeUTF8))
+        msgBox = QtWidgets.QMessageBox()
+        msgBox.setWindowTitle(QtWidgets.QApplication.translate("MainWindow", "About"))
+        text = (QtWidgets.QApplication.translate("MainWindow", 'Toxygen is Tox client written on Python.\nVersion: '))
         msgBox.setText(text + util.program_version + '\nGitHub: https://github.com/toxygen-project/toxygen/')
         msgBox.exec_()
 
@@ -471,22 +470,19 @@ class MainWindow(QtGui.QMainWindow, Singleton):
 
     def import_plugin(self):
         import util
-        directory = QtGui.QFileDialog.getExistingDirectory(self,
-                                                           QtGui.QApplication.translate("MainWindow", 'Choose folder with plugin',
-                                                                                        None,
-                                                                                        QtGui.QApplication.UnicodeUTF8),
+        directory = QtWidgets.QFileDialog.getExistingDirectory(self,
+                                                           QtWidgets.QApplication.translate("MainWindow", 'Choose folder with plugin'),
                                                            util.curr_directory(),
-                                                           QtGui.QFileDialog.ShowDirsOnly | QtGui.QFileDialog.DontUseNativeDialog)
+                                                           QtWidgets.QFileDialog.ShowDirsOnly | QtWidgets.QFileDialog.DontUseNativeDialog)
         if directory:
             src = directory + '/'
             dest = curr_directory() + '/plugins/'
             util.copy(src, dest)
-            msgBox = QtGui.QMessageBox()
+            msgBox = QtWidgets.QMessageBox()
             msgBox.setWindowTitle(
-                QtGui.QApplication.translate("MainWindow", "Restart Toxygen", None, QtGui.QApplication.UnicodeUTF8))
+                QtWidgets.QApplication.translate("MainWindow", "Restart Toxygen"))
             msgBox.setText(
-                QtGui.QApplication.translate("MainWindow", 'Plugin will be loaded after restart', None,
-                                             QtGui.QApplication.UnicodeUTF8))
+                QtWidgets.QApplication.translate("MainWindow", 'Plugin will be loaded after restart'))
             msgBox.exec_()
 
     def lock_app(self):
@@ -494,12 +490,11 @@ class MainWindow(QtGui.QMainWindow, Singleton):
             Settings.get_instance().locked = True
             self.hide()
         else:
-            msgBox = QtGui.QMessageBox()
+            msgBox = QtWidgets.QMessageBox()
             msgBox.setWindowTitle(
-                QtGui.QApplication.translate("MainWindow", "Cannot lock app", None, QtGui.QApplication.UnicodeUTF8))
+                QtWidgets.QApplication.translate("MainWindow", "Cannot lock app"))
             msgBox.setText(
-                QtGui.QApplication.translate("MainWindow", 'Error. Profile password is not set.', None,
-                                             QtGui.QApplication.UnicodeUTF8))
+                QtWidgets.QApplication.translate("MainWindow", 'Error. Profile password is not set.'))
             msgBox.exec_()
 
     def show_menu(self):
@@ -522,8 +517,8 @@ class MainWindow(QtGui.QMainWindow, Singleton):
     def send_file(self):
         self.menu.hide()
         if self.profile.active_friend + 1:
-            choose = QtGui.QApplication.translate("MainWindow", 'Choose file', None, QtGui.QApplication.UnicodeUTF8)
-            name = QtGui.QFileDialog.getOpenFileName(self, choose, options=QtGui.QFileDialog.DontUseNativeDialog)
+            choose = QtWidgets.QApplication.translate("MainWindow", 'Choose file')
+            name = QtWidgets.QFileDialog.getOpenFileName(self, choose, options=QtWidgets.QFileDialog.DontUseNativeDialog)
             if name[0]:
                 self.profile.send_file(name[0])
 
@@ -588,44 +583,43 @@ class MainWindow(QtGui.QMainWindow, Singleton):
             return
         settings = Settings.get_instance()
         allowed = friend.tox_id in settings['auto_accept_from_friends']
-        auto = QtGui.QApplication.translate("MainWindow", 'Disallow auto accept', None, QtGui.QApplication.UnicodeUTF8) if allowed else QtGui.QApplication.translate("MainWindow", 'Allow auto accept', None, QtGui.QApplication.UnicodeUTF8)
+        auto = QtWidgets.QApplication.translate("MainWindow", 'Disallow auto accept') if allowed else QtWidgets.QApplication.translate("MainWindow", 'Allow auto accept')
         if item is not None:
-            self.listMenu = QtGui.QMenu()
-            set_alias_item = self.listMenu.addAction(QtGui.QApplication.translate("MainWindow", 'Set alias', None, QtGui.QApplication.UnicodeUTF8))
+            self.listMenu = QtWidgets.QMenu()
+            set_alias_item = self.listMenu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Set alias'))
 
-            history_menu = self.listMenu.addMenu(QtGui.QApplication.translate("MainWindow", 'Chat history', None, QtGui.QApplication.UnicodeUTF8))
-            clear_history_item = history_menu.addAction(QtGui.QApplication.translate("MainWindow", 'Clear history', None, QtGui.QApplication.UnicodeUTF8))
-            export_to_text_item = history_menu.addAction(QtGui.QApplication.translate("MainWindow", 'Export as text', None, QtGui.QApplication.UnicodeUTF8))
-            export_to_html_item = history_menu.addAction(QtGui.QApplication.translate("MainWindow", 'Export as HTML', None, QtGui.QApplication.UnicodeUTF8))
+            history_menu = self.listMenu.addMenu(QtWidgets.QApplication.translate("MainWindow", 'Chat history'))
+            clear_history_item = history_menu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Clear history'))
+            export_to_text_item = history_menu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Export as text'))
+            export_to_html_item = history_menu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Export as HTML'))
 
-            copy_menu = self.listMenu.addMenu(QtGui.QApplication.translate("MainWindow", 'Copy', None, QtGui.QApplication.UnicodeUTF8))
-            copy_name_item = copy_menu.addAction(QtGui.QApplication.translate("MainWindow", 'Name', None, QtGui.QApplication.UnicodeUTF8))
-            copy_status_item = copy_menu.addAction(QtGui.QApplication.translate("MainWindow", 'Status message', None, QtGui.QApplication.UnicodeUTF8))
-            copy_key_item = copy_menu.addAction(QtGui.QApplication.translate("MainWindow", 'Public key', None, QtGui.QApplication.UnicodeUTF8))
+            copy_menu = self.listMenu.addMenu(QtWidgets.QApplication.translate("MainWindow", 'Copy'))
+            copy_name_item = copy_menu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Name'))
+            copy_status_item = copy_menu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Status message'))
+            copy_key_item = copy_menu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Public key'))
 
             auto_accept_item = self.listMenu.addAction(auto)
-            remove_item = self.listMenu.addAction(QtGui.QApplication.translate("MainWindow", 'Remove friend', None, QtGui.QApplication.UnicodeUTF8))
-            block_item = self.listMenu.addAction(QtGui.QApplication.translate("MainWindow", 'Block friend', None, QtGui.QApplication.UnicodeUTF8))
-            notes_item = self.listMenu.addAction(QtGui.QApplication.translate("MainWindow", 'Notes', None, QtGui.QApplication.UnicodeUTF8))
+            remove_item = self.listMenu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Remove friend'))
+            block_item = self.listMenu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Block friend'))
+            notes_item = self.listMenu.addAction(QtWidgets.QApplication.translate("MainWindow", 'Notes'))
 
             plugins_loader = plugin_support.PluginLoader.get_instance()
             if plugins_loader is not None:
                 submenu = plugins_loader.get_menu(self.listMenu, num)
                 if len(submenu):
-                    plug = self.listMenu.addMenu(QtGui.QApplication.translate("MainWindow", 'Plugins', None, QtGui.QApplication.UnicodeUTF8))
+                    plug = self.listMenu.addMenu(QtWidgets.QApplication.translate("MainWindow", 'Plugins'))
                     plug.addActions(submenu)
-            self.connect(set_alias_item, QtCore.SIGNAL("triggered()"), lambda: self.set_alias(num))
-            self.connect(remove_item, QtCore.SIGNAL("triggered()"), lambda: self.remove_friend(num))
-            self.connect(block_item, QtCore.SIGNAL("triggered()"), lambda: self.block_friend(num))
-            self.connect(copy_key_item, QtCore.SIGNAL("triggered()"), lambda: self.copy_friend_key(num))
-            self.connect(clear_history_item, QtCore.SIGNAL("triggered()"), lambda: self.clear_history(num))
-            self.connect(auto_accept_item, QtCore.SIGNAL("triggered()"), lambda: self.auto_accept(num, not allowed))
-            self.connect(notes_item, QtCore.SIGNAL("triggered()"), lambda: self.show_note(friend))
-            self.connect(copy_name_item, QtCore.SIGNAL("triggered()"), lambda: self.copy_name(friend))
-            self.connect(copy_status_item, QtCore.SIGNAL("triggered()"), lambda: self.copy_status(friend))
-            self.connect(export_to_text_item, QtCore.SIGNAL("triggered()"), lambda: self.export_history(num))
-            self.connect(export_to_html_item, QtCore.SIGNAL("triggered()"),
-                         lambda: self.export_history(num, False))
+            set_alias_item.triggered.connect(lambda: self.set_alias(num))
+            remove_item.triggered.connect(lambda: self.remove_friend(num))
+            block_item.triggered.connect(lambda: self.block_friend(num))
+            copy_key_item.triggered.connect(lambda: self.copy_friend_key(num))
+            clear_history_item.triggered.connect(lambda: self.clear_history(num))
+            auto_accept_item.triggered.connect(lambda: self.auto_accept(num, not allowed))
+            notes_item.triggered.connect(lambda: self.show_note(friend))
+            copy_name_item.triggered.connect(lambda: self.copy_name(friend))
+            copy_status_item.triggered.connect(lambda: self.copy_status(friend))
+            export_to_text_item.triggered.connect(lambda: self.export_history(num))
+            export_to_html_item.triggered.connect(lambda: self.export_history(num, False))
             parent_position = self.friends_list.mapToGlobal(QtCore.QPoint(0, 0))
             self.listMenu.move(parent_position + pos)
             self.listMenu.show()
@@ -633,7 +627,7 @@ class MainWindow(QtGui.QMainWindow, Singleton):
     def show_note(self, friend):
         s = Settings.get_instance()
         note = s['notes'][friend.tox_id] if friend.tox_id in s['notes'] else ''
-        user = QtGui.QApplication.translate("MainWindow", 'Notes about user', None, QtGui.QApplication.UnicodeUTF8)
+        user = QtWidgets.QApplication.translate("MainWindow", 'Notes about user')
         user = '{} {}'.format(user, friend.name)
 
         def save_note(text):
@@ -647,12 +641,11 @@ class MainWindow(QtGui.QMainWindow, Singleton):
 
     def export_history(self, num, as_text=True):
         s = self.profile.export_history(num, as_text)
-        directory = QtGui.QFileDialog.getExistingDirectory(None,
-                                                           QtGui.QApplication.translate("MainWindow", 'Choose folder',
-                                                                                        None,
-                                                                                        QtGui.QApplication.UnicodeUTF8),
+        directory = QtWidgets.QFileDialog.getExistingDirectory(None,
+                                                           QtWidgets.QApplication.translate("MainWindow",
+                                                                                            'Choose folder'),
                                                            curr_directory(),
-                                                           QtGui.QFileDialog.ShowDirsOnly | QtGui.QFileDialog.DontUseNativeDialog)
+                                                           QtWidgets.QFileDialog.ShowDirsOnly | QtWidgets.QFileDialog.DontUseNativeDialog)
 
         if directory:
             name = 'exported_history_{}.{}'.format(convert_time(time.time()), 'txt' if as_text else 'html')
@@ -671,15 +664,15 @@ class MainWindow(QtGui.QMainWindow, Singleton):
 
     def copy_friend_key(self, num):
         tox_id = self.profile.friend_public_key(num)
-        clipboard = QtGui.QApplication.clipboard()
+        clipboard = QtWidgets.QApplication.clipboard()
         clipboard.setText(tox_id)
 
     def copy_name(self, friend):
-        clipboard = QtGui.QApplication.clipboard()
+        clipboard = QtWidgets.QApplication.clipboard()
         clipboard.setText(friend.name)
 
     def copy_status(self, friend):
-        clipboard = QtGui.QApplication.clipboard()
+        clipboard = QtWidgets.QApplication.clipboard()
         clipboard.setText(friend.status_message)
 
     def clear_history(self, num):

toxygen/mainscreen_widgets.py

@@ -1,14 +1,11 @@
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtCore, QtGui, QtWidgets
 from widgets import RubberBand, create_menu, QRightClickButton, CenteredWidget, LineEdit
 from profile import Profile
 import smileys
 import util
 
 
-class MessageArea(QtGui.QPlainTextEdit):
+class MessageArea(QtWidgets.QPlainTextEdit):
     """User types messages here"""
 
     def __init__(self, parent, form):
@@ -20,7 +17,7 @@ class MessageArea(QtGui.QPlainTextEdit):
 
     def keyPressEvent(self, event):
         if event.matches(QtGui.QKeySequence.Paste):
-            mimeData = QtGui.QApplication.clipboard().mimeData()
+            mimeData = QtWidgets.QApplication.clipboard().mimeData()
             if mimeData.hasUrls():
                 for url in mimeData.urls():
                     self.pasteEvent(url.toString())
@@ -67,14 +64,14 @@ class MessageArea(QtGui.QPlainTextEdit):
             e.ignore()
 
     def pasteEvent(self, text=None):
-        text = text or QtGui.QApplication.clipboard().text()
+        text = text or QtWidgets.QApplication.clipboard().text()
         if text.startswith('file://'):
             self.parent.profile.send_file(text[7:])
         else:
             self.insertPlainText(text)
 
 
-class ScreenShotWindow(QtGui.QWidget):
+class ScreenShotWindow(QtWidgets.QWidget):
 
     def __init__(self, parent):
         super(ScreenShotWindow, self).__init__()
@@ -84,6 +81,8 @@ class ScreenShotWindow(QtGui.QWidget):
         self.showFullScreen()
         self.setWindowOpacity(0.5)
         self.rubberband = RubberBand()
+        self.rubberband.setWindowFlags(self.rubberband.windowFlags() | QtCore.Qt.FramelessWindowHint)
+        self.rubberband.setAttribute(QtCore.Qt.WA_TranslucentBackground)
 
     def closeEvent(self, *args):
         if self.parent.isHidden():
@@ -93,7 +92,7 @@ class ScreenShotWindow(QtGui.QWidget):
         self.origin = event.pos()
         self.rubberband.setGeometry(QtCore.QRect(self.origin, QtCore.QSize()))
         self.rubberband.show()
-        QtGui.QWidget.mousePressEvent(self, event)
+        QtWidgets.QWidget.mousePressEvent(self, event)
 
     def mouseMoveEvent(self, event):
         if self.rubberband.isVisible():
@@ -109,11 +108,12 @@ class ScreenShotWindow(QtGui.QWidget):
             self.rubberband.hide()
             rect = self.rubberband.geometry()
             if rect.width() and rect.height():
-                p = QtGui.QPixmap.grabWindow(QtGui.QApplication.desktop().winId(),
-                                             rect.x() + 4,
-                                             rect.y() + 4,
-                                             rect.width() - 8,
-                                             rect.height() - 8)
+                screen = QtWidgets.QApplication.primaryScreen()
+                p = screen.grabWindow(0,
+                                      rect.x() + 4,
+                                      rect.y() + 4,
+                                      rect.width() - 8,
+                                      rect.height() - 8)
                 byte_array = QtCore.QByteArray()
                 buffer = QtCore.QBuffer(byte_array)
                 buffer.open(QtCore.QIODevice.WriteOnly)
@@ -129,7 +129,7 @@ class ScreenShotWindow(QtGui.QWidget):
             super(ScreenShotWindow, self).keyPressEvent(event)
 
 
-class SmileyWindow(QtGui.QWidget):
+class SmileyWindow(QtWidgets.QWidget):
     """
     Smiley selection window
     """
@@ -151,7 +151,7 @@ class SmileyWindow(QtGui.QWidget):
         self.radio = []
         self.parent = parent
         for i in range(self.page_count):  # buttons with smileys
-            elem = QtGui.QRadioButton(self)
+            elem = QtWidgets.QRadioButton(self)
             elem.setGeometry(QtCore.QRect(i * 20 + 5, 180, 20, 20))
             elem.clicked.connect(lambda i=i: self.checked(i))
             self.radio.append(elem)
@@ -160,7 +160,7 @@ class SmileyWindow(QtGui.QWidget):
         self.setMinimumSize(width, 200)
         self.buttons = []
         for i in range(self.page_size):  # pages - radio buttons
-            b = QtGui.QPushButton(self)
+            b = QtWidgets.QPushButton(self)
             b.setGeometry(QtCore.QRect((i // 8) * 20 + 5, (i % 8) * 20, 20, 20))
             b.clicked.connect(lambda i=i: self.clicked(i))
             self.buttons.append(b)
@@ -190,7 +190,7 @@ class SmileyWindow(QtGui.QWidget):
         self.close()
 
 
-class MenuButton(QtGui.QPushButton):
+class MenuButton(QtWidgets.QPushButton):
 
     def __init__(self, parent, enter):
         super(MenuButton, self).__init__(parent)
@@ -201,7 +201,7 @@ class MenuButton(QtGui.QPushButton):
         super(MenuButton, self).enterEvent(event)
 
 
-class DropdownMenu(QtGui.QWidget):
+class DropdownMenu(QtWidgets.QWidget):
 
     def __init__(self, parent):
         super(DropdownMenu, self).__init__(parent)
@@ -213,20 +213,20 @@ class DropdownMenu(QtGui.QWidget):
         self.screenshotButton.setGeometry(QtCore.QRect(0, 60, 60, 60))
         self.screenshotButton.setObjectName("screenshotButton")
 
-        self.fileTransferButton = QtGui.QPushButton(self)
+        self.fileTransferButton = QtWidgets.QPushButton(self)
         self.fileTransferButton.setGeometry(QtCore.QRect(60, 60, 60, 60))
         self.fileTransferButton.setObjectName("fileTransferButton")
 
-        self.audioMessageButton = QtGui.QPushButton(self)
+        self.audioMessageButton = QtWidgets.QPushButton(self)
         self.audioMessageButton.setGeometry(QtCore.QRect(120, 60, 60, 60))
 
-        self.smileyButton = QtGui.QPushButton(self)
+        self.smileyButton = QtWidgets.QPushButton(self)
         self.smileyButton.setGeometry(QtCore.QRect(0, 0, 60, 60))
 
-        self.videoMessageButton = QtGui.QPushButton(self)
+        self.videoMessageButton = QtWidgets.QPushButton(self)
         self.videoMessageButton.setGeometry(QtCore.QRect(120, 0, 60, 60))
 
-        self.stickerButton = QtGui.QPushButton(self)
+        self.stickerButton = QtWidgets.QPushButton(self)
         self.stickerButton.setGeometry(QtCore.QRect(60, 0, 60, 60))
 
         pixmap = QtGui.QPixmap(util.curr_directory() + '/images/file.png')
@@ -254,16 +254,16 @@ class DropdownMenu(QtGui.QWidget):
         self.stickerButton.setIcon(icon)
         self.stickerButton.setIconSize(QtCore.QSize(55, 55))
 
-        self.screenshotButton.setToolTip(QtGui.QApplication.translate("MenuWindow", "Send screenshot", None, QtGui.QApplication.UnicodeUTF8))
-        self.fileTransferButton.setToolTip(QtGui.QApplication.translate("MenuWindow", "Send file", None, QtGui.QApplication.UnicodeUTF8))
-        self.audioMessageButton.setToolTip(QtGui.QApplication.translate("MenuWindow", "Send audio message", None, QtGui.QApplication.UnicodeUTF8))
-        self.videoMessageButton.setToolTip(QtGui.QApplication.translate("MenuWindow", "Send video message", None, QtGui.QApplication.UnicodeUTF8))
-        self.smileyButton.setToolTip(QtGui.QApplication.translate("MenuWindow", "Add smiley", None, QtGui.QApplication.UnicodeUTF8))
-        self.stickerButton.setToolTip(QtGui.QApplication.translate("MenuWindow", "Send sticker", None, QtGui.QApplication.UnicodeUTF8))
+        self.screenshotButton.setToolTip(QtWidgets.QApplication.translate("MenuWindow", "Send screenshot"))
+        self.fileTransferButton.setToolTip(QtWidgets.QApplication.translate("MenuWindow", "Send file"))
+        self.audioMessageButton.setToolTip(QtWidgets.QApplication.translate("MenuWindow", "Send audio message"))
+        self.videoMessageButton.setToolTip(QtWidgets.QApplication.translate("MenuWindow", "Send video message"))
+        self.smileyButton.setToolTip(QtWidgets.QApplication.translate("MenuWindow", "Add smiley"))
+        self.stickerButton.setToolTip(QtWidgets.QApplication.translate("MenuWindow", "Send sticker"))
 
         self.fileTransferButton.clicked.connect(parent.send_file)
         self.screenshotButton.clicked.connect(parent.send_screenshot)
-        self.connect(self.screenshotButton, QtCore.SIGNAL("rightClicked()"), lambda: parent.send_screenshot(True))
+        self.screenshotButton.rightClicked.connect(lambda: parent.send_screenshot(True))
         self.smileyButton.clicked.connect(parent.send_smiley)
         self.stickerButton.clicked.connect(parent.send_sticker)
 
@@ -276,11 +276,11 @@ class DropdownMenu(QtGui.QWidget):
         return False
 
 
-class StickerItem(QtGui.QWidget):
+class StickerItem(QtWidgets.QWidget):
 
     def __init__(self, fl):
         super(StickerItem, self).__init__()
-        self._image_label = QtGui.QLabel(self)
+        self._image_label = QtWidgets.QLabel(self)
         self.path = fl
         self.pixmap = QtGui.QPixmap()
         self.pixmap.load(fl)
@@ -290,7 +290,7 @@ class StickerItem(QtGui.QWidget):
         self._image_label.setPixmap(self.pixmap)
 
 
-class StickerWindow(QtGui.QWidget):
+class StickerWindow(QtWidgets.QWidget):
     """Sticker selection window"""
 
     def __init__(self, parent):
@@ -298,16 +298,16 @@ class StickerWindow(QtGui.QWidget):
         self.setWindowFlags(QtCore.Qt.FramelessWindowHint)
         self.setMaximumSize(250, 200)
         self.setMinimumSize(250, 200)
-        self.list = QtGui.QListWidget(self)
+        self.list = QtWidgets.QListWidget(self)
         self.list.setGeometry(QtCore.QRect(0, 0, 250, 200))
         self.arr = smileys.sticker_loader()
         for sticker in self.arr:
             item = StickerItem(sticker)
-            elem = QtGui.QListWidgetItem()
+            elem = QtWidgets.QListWidgetItem()
             elem.setSizeHint(QtCore.QSize(250, item.height()))
             self.list.addItem(elem)
             self.list.setItemWidget(elem, item)
-        self.list.setVerticalScrollMode(QtGui.QAbstractItemView.ScrollPerPixel)
+        self.list.setVerticalScrollMode(QtWidgets.QAbstractItemView.ScrollPerPixel)
         self.list.setSpacing(3)
         self.list.clicked.connect(self.click)
         self.parent = parent
@@ -329,56 +329,44 @@ class WelcomeScreen(CenteredWidget):
         self.setMinimumSize(250, 200)
         self.center()
         self.setAttribute(QtCore.Qt.WA_DeleteOnClose)
-        self.text = QtGui.QTextBrowser(self)
+        self.text = QtWidgets.QTextBrowser(self)
         self.text.setGeometry(QtCore.QRect(0, 0, 250, 170))
         self.text.setOpenExternalLinks(True)
-        self.checkbox = QtGui.QCheckBox(self)
+        self.checkbox = QtWidgets.QCheckBox(self)
         self.checkbox.setGeometry(QtCore.QRect(5, 170, 240, 30))
-        self.checkbox.setText(QtGui.QApplication.translate('WelcomeScreen', "Don't show again",
-                                                           None, QtGui.QApplication.UnicodeUTF8))
-        self.setWindowTitle(QtGui.QApplication.translate('WelcomeScreen', 'Tip of the day',
-                                                         None, QtGui.QApplication.UnicodeUTF8))
+        self.checkbox.setText(QtWidgets.QApplication.translate('WelcomeScreen', "Don't show again"))
+        self.setWindowTitle(QtWidgets.QApplication.translate('WelcomeScreen', 'Tip of the day'))
         import random
         num = random.randint(0, 10)
         if num == 0:
-            text = QtGui.QApplication.translate('WelcomeScreen', 'Press Esc if you want hide app to tray.',
-                                                None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate('WelcomeScreen', 'Press Esc if you want hide app to tray.')
         elif num == 1:
-            text = QtGui.QApplication.translate('WelcomeScreen',
-                                                'Right click on screenshot button hides app to tray during screenshot.',
-                                                None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate('WelcomeScreen',
+                                                'Right click on screenshot button hides app to tray during screenshot.')
         elif num == 2:
-            text = QtGui.QApplication.translate('WelcomeScreen',
-                                                'You can use Tox over Tor. For more info read <a href="https://wiki.tox.chat/users/tox_over_tor_tot">this post</a>',
-                                                None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate('WelcomeScreen',
+                                                'You can use Tox over Tor. For more info read <a href="https://wiki.tox.chat/users/tox_over_tor_tot">this post</a>')
         elif num == 3:
-            text = QtGui.QApplication.translate('WelcomeScreen',
-                                                'Use Settings -> Interface to customize interface.',
-                                                None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate('WelcomeScreen',
+                                                'Use Settings -> Interface to customize interface.')
         elif num == 4:
-            text = QtGui.QApplication.translate('WelcomeScreen',
-                                                'Set profile password via Profile -> Settings. Password allows Toxygen encrypt your history and settings.',
-                                                None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate('WelcomeScreen',
+                                                'Set profile password via Profile -> Settings. Password allows Toxygen encrypt your history and settings.')
         elif num == 5:
-            text = QtGui.QApplication.translate('WelcomeScreen',
-                                                'Since v0.1.3 Toxygen supports plugins. <a href="https://github.com/xveduk/toxygen/blob/master/docs/plugins.md">Read more</a>',
-                                                None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate('WelcomeScreen',
+                                                'Since v0.1.3 Toxygen supports plugins. <a href="https://github.com/xveduk/toxygen/blob/master/docs/plugins.md">Read more</a>')
         elif num in (6, 7):
-            text = QtGui.QApplication.translate('WelcomeScreen',
-                                                'Toxygen supports faux offline messages and file transfers. Send message or file to offline friend and he will get it later.',
-                                                None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate('WelcomeScreen',
+                                                'Toxygen supports faux offline messages and file transfers. Send message or file to offline friend and he will get it later.')
         elif num == 8:
-            text = QtGui.QApplication.translate('WelcomeScreen',
-                                                'Delete single message in chat: make right click on spinner or message time and choose "Delete" in menu',
-                                                None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate('WelcomeScreen',
+                                                'Delete single message in chat: make right click on spinner or message time and choose "Delete" in menu')
         elif num == 9:
-            text = QtGui.QApplication.translate('WelcomeScreen',
-                                                'Use right click on inline image to save it',
-                                                None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate('WelcomeScreen',
+                                                'Use right click on inline image to save it')
         else:
-            text = QtGui.QApplication.translate('WelcomeScreen',
-                                                'Set new NoSpam to avoid spam friend requests: Profile -> Settings -> Set new NoSpam.',
-                                                None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate('WelcomeScreen',
+                                                'Set new NoSpam to avoid spam friend requests: Profile -> Settings -> Set new NoSpam.')
         self.text.setHtml(text)
         self.checkbox.stateChanged.connect(self.not_show)
         QtCore.QTimer.singleShot(1000, self.show)
@@ -390,7 +378,7 @@ class WelcomeScreen(CenteredWidget):
         s.save()
 
 
-class MainMenuButton(QtGui.QPushButton):
+class MainMenuButton(QtWidgets.QPushButton):
 
     def __init__(self, *args):
         super().__init__(*args)
@@ -402,16 +390,18 @@ class MainMenuButton(QtGui.QPushButton):
         super().setText(text)
 
 
-class ClickableLabel(QtGui.QLabel):
+class ClickableLabel(QtWidgets.QLabel):
+
+    clicked = QtCore.pyqtSignal()
 
     def __init__(self, *args):
         super().__init__(*args)
 
     def mouseReleaseEvent(self, ev):
-        self.emit(QtCore.SIGNAL('clicked()'))
+        self.clicked.emit()
 
 
-class SearchScreen(QtGui.QWidget):
+class SearchScreen(QtWidgets.QWidget):
 
     def __init__(self, messages, width, *args):
         super().__init__(*args)
@@ -429,23 +419,23 @@ class SearchScreen(QtGui.QWidget):
         self.search_button.setScaledContents(False)
         self.search_button.setAlignment(QtCore.Qt.AlignCenter)
         self.search_button.setPixmap(pixmap)
-        self.connect(self.search_button, QtCore.SIGNAL('clicked()'), self.search)
+        self.search_button.clicked.connect(self.search)
 
         font = QtGui.QFont()
         font.setPointSize(32)
         font.setBold(True)
 
-        self.prev_button = QtGui.QPushButton(self)
+        self.prev_button = QtWidgets.QPushButton(self)
         self.prev_button.setGeometry(width - 120, 0, 40, 40)
         self.prev_button.clicked.connect(self.prev)
         self.prev_button.setText('\u25B2')
 
-        self.next_button = QtGui.QPushButton(self)
+        self.next_button = QtWidgets.QPushButton(self)
         self.next_button.setGeometry(width - 80, 0, 40, 40)
         self.next_button.clicked.connect(self.next)
         self.next_button.setText('\u25BC')
 
-        self.close_button = QtGui.QPushButton(self)
+        self.close_button = QtWidgets.QPushButton(self)
         self.close_button.setGeometry(width - 40, 0, 40, 40)
         self.close_button.clicked.connect(self.close)
         self.close_button.setText('×')
@@ -458,8 +448,7 @@ class SearchScreen(QtGui.QWidget):
         self.retranslateUi()
 
     def retranslateUi(self):
-        self.search_text.setPlaceholderText(QtGui.QApplication.translate("MainWindow", "Search", None,
-                                                                         QtGui.QApplication.UnicodeUTF8))
+        self.search_text.setPlaceholderText(QtWidgets.QApplication.translate("MainWindow", "Search"))
 
     def show(self):
         super().show()
@@ -515,15 +504,11 @@ class SearchScreen(QtGui.QWidget):
 
     @staticmethod
     def not_found(text):
-        mbox = QtGui.QMessageBox()
-        mbox_text = QtGui.QApplication.translate("MainWindow",
-                                                 'Text "{}" was not found',
-                                                 None,
-                                                 QtGui.QApplication.UnicodeUTF8)
+        mbox = QtWidgets.QMessageBox()
+        mbox_text = QtWidgets.QApplication.translate("MainWindow",
+                                                     'Text "{}" was not found')
 
         mbox.setText(mbox_text.format(text))
-        mbox.setWindowTitle(QtGui.QApplication.translate("MainWindow",
-                                                         'Not found',
-                                                         None,
-                                                         QtGui.QApplication.UnicodeUTF8))
+        mbox.setWindowTitle(QtWidgets.QApplication.translate("MainWindow",
+                                                             'Not found'))
         mbox.exec_()

toxygen/menu.py

@@ -1,7 +1,4 @@
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtCore, QtGui, QtWidgets
 from settings import *
 from profile import Profile
 from util import curr_directory, copy
@@ -23,7 +20,7 @@ class AddContact(CenteredWidget):
     def initUI(self, tox_id):
         self.setObjectName('AddContact')
         self.resize(568, 306)
-        self.sendRequestButton = QtGui.QPushButton(self)
+        self.sendRequestButton = QtWidgets.QPushButton(self)
         self.sendRequestButton.setGeometry(QtCore.QRect(50, 270, 471, 31))
         self.sendRequestButton.setMinimumSize(QtCore.QSize(0, 0))
         self.sendRequestButton.setBaseSize(QtCore.QSize(0, 0))
@@ -33,7 +30,7 @@ class AddContact(CenteredWidget):
         self.tox_id.setGeometry(QtCore.QRect(50, 40, 471, 27))
         self.tox_id.setObjectName("lineEdit")
         self.tox_id.setText(tox_id)
-        self.label = QtGui.QLabel(self)
+        self.label = QtWidgets.QLabel(self)
         self.label.setGeometry(QtCore.QRect(50, 10, 80, 20))
         self.error_label = DataLabel(self)
         self.error_label.setGeometry(QtCore.QRect(120, 10, 420, 20))
@@ -44,10 +41,10 @@ class AddContact(CenteredWidget):
         self.error_label.setFont(font)
         self.error_label.setStyleSheet("QLabel { color: #BC1C1C; }")
         self.label.setObjectName("label")
-        self.message_edit = QtGui.QTextEdit(self)
+        self.message_edit = QtWidgets.QTextEdit(self)
         self.message_edit.setGeometry(QtCore.QRect(50, 110, 471, 151))
         self.message_edit.setObjectName("textEdit")
-        self.message = QtGui.QLabel(self)
+        self.message = QtWidgets.QLabel(self)
         self.message.setGeometry(QtCore.QRect(50, 70, 101, 31))
         self.message.setFont(font)
         self.message.setObjectName("label_2")
@@ -73,11 +70,11 @@ class AddContact(CenteredWidget):
             self.error_label.setText(send)
 
     def retranslateUi(self):
-        self.setWindowTitle(QtGui.QApplication.translate('AddContact', "Add contact", None, QtGui.QApplication.UnicodeUTF8))
-        self.sendRequestButton.setText(QtGui.QApplication.translate("Form", "Send request", None, QtGui.QApplication.UnicodeUTF8))
-        self.label.setText(QtGui.QApplication.translate('AddContact', "TOX ID:", None, QtGui.QApplication.UnicodeUTF8))
-        self.message.setText(QtGui.QApplication.translate('AddContact', "Message:", None, QtGui.QApplication.UnicodeUTF8))
-        self.tox_id.setPlaceholderText(QtGui.QApplication.translate('AddContact', "TOX ID or public key of contact", None, QtGui.QApplication.UnicodeUTF8))
+        self.setWindowTitle(QtWidgets.QApplication.translate('AddContact', "Add contact"))
+        self.sendRequestButton.setText(QtWidgets.QApplication.translate("Form", "Send request"))
+        self.label.setText(QtWidgets.QApplication.translate('AddContact', "TOX ID:"))
+        self.message.setText(QtWidgets.QApplication.translate('AddContact', "Message:"))
+        self.tox_id.setPlaceholderText(QtWidgets.QApplication.translate('AddContact', "TOX ID or public key of contact"))
 
 
 class ProfileSettings(CenteredWidget):
@@ -95,12 +92,12 @@ class ProfileSettings(CenteredWidget):
         self.nick.setGeometry(QtCore.QRect(30, 60, 350, 27))
         profile = Profile.get_instance()
         self.nick.setText(profile.name)
-        self.status = QtGui.QComboBox(self)
+        self.status = QtWidgets.QComboBox(self)
         self.status.setGeometry(QtCore.QRect(400, 60, 200, 27))
         self.status_message = LineEdit(self)
         self.status_message.setGeometry(QtCore.QRect(30, 130, 350, 27))
         self.status_message.setText(profile.status_message)
-        self.label = QtGui.QLabel(self)
+        self.label = QtWidgets.QLabel(self)
         self.label.setGeometry(QtCore.QRect(40, 30, 91, 25))
         font = QtGui.QFont()
         font.setFamily(Settings.get_instance()['font'])
@@ -108,59 +105,59 @@ class ProfileSettings(CenteredWidget):
         font.setWeight(75)
         font.setBold(True)
         self.label.setFont(font)
-        self.label_2 = QtGui.QLabel(self)
+        self.label_2 = QtWidgets.QLabel(self)
         self.label_2.setGeometry(QtCore.QRect(40, 100, 100, 25))
         self.label_2.setFont(font)
-        self.label_3 = QtGui.QLabel(self)
+        self.label_3 = QtWidgets.QLabel(self)
         self.label_3.setGeometry(QtCore.QRect(40, 180, 100, 25))
         self.label_3.setFont(font)
-        self.tox_id = QtGui.QLabel(self)
+        self.tox_id = QtWidgets.QLabel(self)
         self.tox_id.setGeometry(QtCore.QRect(15, 210, 685, 21))
         font.setPointSize(10)
         self.tox_id.setFont(font)
         s = profile.tox_id
         self.tox_id.setText(s)
-        self.copyId = QtGui.QPushButton(self)
+        self.copyId = QtWidgets.QPushButton(self)
         self.copyId.setGeometry(QtCore.QRect(40, 250, 180, 30))
         self.copyId.clicked.connect(self.copy)
-        self.export = QtGui.QPushButton(self)
+        self.export = QtWidgets.QPushButton(self)
         self.export.setGeometry(QtCore.QRect(230, 250, 180, 30))
         self.export.clicked.connect(self.export_profile)
-        self.new_nospam = QtGui.QPushButton(self)
+        self.new_nospam = QtWidgets.QPushButton(self)
         self.new_nospam.setGeometry(QtCore.QRect(420, 250, 180, 30))
         self.new_nospam.clicked.connect(self.new_no_spam)
-        self.copy_pk = QtGui.QPushButton(self)
+        self.copy_pk = QtWidgets.QPushButton(self)
         self.copy_pk.setGeometry(QtCore.QRect(40, 300, 180, 30))
         self.copy_pk.clicked.connect(self.copy_public_key)
-        self.new_avatar = QtGui.QPushButton(self)
+        self.new_avatar = QtWidgets.QPushButton(self)
         self.new_avatar.setGeometry(QtCore.QRect(230, 300, 180, 30))
-        self.delete_avatar = QtGui.QPushButton(self)
+        self.delete_avatar = QtWidgets.QPushButton(self)
         self.delete_avatar.setGeometry(QtCore.QRect(420, 300, 180, 30))
         self.delete_avatar.clicked.connect(self.reset_avatar)
         self.new_avatar.clicked.connect(self.set_avatar)
-        self.profilepass = QtGui.QLabel(self)
+        self.profilepass = QtWidgets.QLabel(self)
         self.profilepass.setGeometry(QtCore.QRect(40, 340, 300, 30))
         font.setPointSize(18)
         self.profilepass.setFont(font)
         self.password = LineEdit(self)
         self.password.setGeometry(QtCore.QRect(40, 380, 300, 30))
-        self.password.setEchoMode(QtGui.QLineEdit.EchoMode.Password)
-        self.leave_blank = QtGui.QLabel(self)
+        self.password.setEchoMode(QtWidgets.QLineEdit.Password)
+        self.leave_blank = QtWidgets.QLabel(self)
         self.leave_blank.setGeometry(QtCore.QRect(350, 380, 300, 30))
         self.confirm_password = LineEdit(self)
         self.confirm_password.setGeometry(QtCore.QRect(40, 420, 300, 30))
-        self.confirm_password.setEchoMode(QtGui.QLineEdit.EchoMode.Password)
-        self.set_password = QtGui.QPushButton(self)
+        self.confirm_password.setEchoMode(QtWidgets.QLineEdit.Password)
+        self.set_password = QtWidgets.QPushButton(self)
         self.set_password.setGeometry(QtCore.QRect(40, 470, 300, 30))
         self.set_password.clicked.connect(self.new_password)
-        self.not_match = QtGui.QLabel(self)
+        self.not_match = QtWidgets.QLabel(self)
         self.not_match.setGeometry(QtCore.QRect(350, 420, 300, 30))
         self.not_match.setVisible(False)
         self.not_match.setStyleSheet('QLabel { color: #BC1C1C; }')
-        self.warning = QtGui.QLabel(self)
+        self.warning = QtWidgets.QLabel(self)
         self.warning.setGeometry(QtCore.QRect(40, 510, 500, 30))
         self.warning.setStyleSheet('QLabel { color: #BC1C1C; }')
-        self.default = QtGui.QPushButton(self)
+        self.default = QtWidgets.QPushButton(self)
         self.default.setGeometry(QtCore.QRect(40, 550, 620, 30))
         path, name = Settings.get_auto_profile()
         self.auto = path + name == ProfileHelper.get_path() + Settings.get_instance().name
@@ -173,30 +170,30 @@ class ProfileSettings(CenteredWidget):
         QtCore.QMetaObject.connectSlotsByName(self)
 
     def retranslateUi(self):
-        self.export.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Export profile", None, QtGui.QApplication.UnicodeUTF8))
-        self.setWindowTitle(QtGui.QApplication.translate("ProfileSettingsForm", "Profile settings", None, QtGui.QApplication.UnicodeUTF8))
-        self.label.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Name:", None, QtGui.QApplication.UnicodeUTF8))
-        self.label_2.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Status:", None, QtGui.QApplication.UnicodeUTF8))
-        self.label_3.setText(QtGui.QApplication.translate("ProfileSettingsForm", "TOX ID:", None, QtGui.QApplication.UnicodeUTF8))
-        self.copyId.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Copy TOX ID", None, QtGui.QApplication.UnicodeUTF8))
-        self.new_avatar.setText(QtGui.QApplication.translate("ProfileSettingsForm", "New avatar", None, QtGui.QApplication.UnicodeUTF8))
-        self.delete_avatar.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Reset avatar", None, QtGui.QApplication.UnicodeUTF8))
-        self.new_nospam.setText(QtGui.QApplication.translate("ProfileSettingsForm", "New NoSpam", None, QtGui.QApplication.UnicodeUTF8))
-        self.profilepass.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Profile password", None, QtGui.QApplication.UnicodeUTF8))
-        self.password.setPlaceholderText(QtGui.QApplication.translate("ProfileSettingsForm", "Password (at least 8 symbols)", None, QtGui.QApplication.UnicodeUTF8))
-        self.confirm_password.setPlaceholderText(QtGui.QApplication.translate("ProfileSettingsForm", "Confirm password", None, QtGui.QApplication.UnicodeUTF8))
-        self.set_password.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Set password", None, QtGui.QApplication.UnicodeUTF8))
-        self.not_match.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Passwords do not match", None, QtGui.QApplication.UnicodeUTF8))
-        self.leave_blank.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Leaving blank will reset current password", None, QtGui.QApplication.UnicodeUTF8))
-        self.warning.setText(QtGui.QApplication.translate("ProfileSettingsForm", "There is no way to recover lost passwords", None, QtGui.QApplication.UnicodeUTF8))
-        self.status.addItem(QtGui.QApplication.translate("ProfileSettingsForm", "Online", None, QtGui.QApplication.UnicodeUTF8))
-        self.status.addItem(QtGui.QApplication.translate("ProfileSettingsForm", "Away", None, QtGui.QApplication.UnicodeUTF8))
-        self.status.addItem(QtGui.QApplication.translate("ProfileSettingsForm", "Busy", None, QtGui.QApplication.UnicodeUTF8))
-        self.copy_pk.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Copy public key", None, QtGui.QApplication.UnicodeUTF8))
+        self.export.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Export profile"))
+        self.setWindowTitle(QtWidgets.QApplication.translate("ProfileSettingsForm", "Profile settings"))
+        self.label.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Name:"))
+        self.label_2.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Status:"))
+        self.label_3.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "TOX ID:"))
+        self.copyId.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Copy TOX ID"))
+        self.new_avatar.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "New avatar"))
+        self.delete_avatar.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Reset avatar"))
+        self.new_nospam.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "New NoSpam"))
+        self.profilepass.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Profile password"))
+        self.password.setPlaceholderText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Password (at least 8 symbols)"))
+        self.confirm_password.setPlaceholderText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Confirm password"))
+        self.set_password.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Set password"))
+        self.not_match.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Passwords do not match"))
+        self.leave_blank.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Leaving blank will reset current password"))
+        self.warning.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "There is no way to recover lost passwords"))
+        self.status.addItem(QtWidgets.QApplication.translate("ProfileSettingsForm", "Online"))
+        self.status.addItem(QtWidgets.QApplication.translate("ProfileSettingsForm", "Away"))
+        self.status.addItem(QtWidgets.QApplication.translate("ProfileSettingsForm", "Busy"))
+        self.copy_pk.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Copy public key"))
         if self.auto:
-            self.default.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Mark as not default profile", None, QtGui.QApplication.UnicodeUTF8))
+            self.default.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Mark as not default profile"))
         else:
-            self.default.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Mark as default profile", None, QtGui.QApplication.UnicodeUTF8))
+            self.default.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Mark as default profile"))
 
     def auto_profile(self):
         if self.auto:
@@ -205,12 +202,10 @@ class ProfileSettings(CenteredWidget):
             Settings.set_auto_profile(ProfileHelper.get_path(), Settings.get_instance().name)
         self.auto = not self.auto
         if self.auto:
-            self.default.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Mark as not default profile", None,
-                                                              QtGui.QApplication.UnicodeUTF8))
+            self.default.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Mark as not default profile"))
         else:
             self.default.setText(
-                QtGui.QApplication.translate("ProfileSettingsForm", "Mark as default profile", None,
-                                             QtGui.QApplication.UnicodeUTF8))
+                QtWidgets.QApplication.translate("ProfileSettingsForm", "Mark as default profile"))
 
     def new_password(self):
         if self.password.text() == self.confirm_password.text():
@@ -220,16 +215,14 @@ class ProfileSettings(CenteredWidget):
                 self.close()
             else:
                 self.not_match.setText(
-                    QtGui.QApplication.translate("ProfileSettingsForm", "Password must be at least 8 symbols", None,
-                                                 QtGui.QApplication.UnicodeUTF8))
+                    QtWidgets.QApplication.translate("ProfileSettingsForm", "Password must be at least 8 symbols"))
             self.not_match.setVisible(True)
         else:
-            self.not_match.setText(QtGui.QApplication.translate("ProfileSettingsForm", "Passwords do not match", None,
-                                                                QtGui.QApplication.UnicodeUTF8))
+            self.not_match.setText(QtWidgets.QApplication.translate("ProfileSettingsForm", "Passwords do not match"))
             self.not_match.setVisible(True)
 
     def copy(self):
-        clipboard = QtGui.QApplication.clipboard()
+        clipboard = QtWidgets.QApplication.clipboard()
         profile = Profile.get_instance()
         clipboard.setText(profile.tox_id)
         pixmap = QtGui.QPixmap(curr_directory() + '/images/accept.png')
@@ -238,7 +231,7 @@ class ProfileSettings(CenteredWidget):
         self.copyId.setIconSize(QtCore.QSize(10, 10))
 
     def copy_public_key(self):
-        clipboard = QtGui.QApplication.clipboard()
+        clipboard = QtWidgets.QApplication.clipboard()
         profile = Profile.get_instance()
         clipboard.setText(profile.tox_id[:64])
         pixmap = QtGui.QPixmap(curr_directory() + '/images/accept.png')
@@ -253,13 +246,13 @@ class ProfileSettings(CenteredWidget):
         Profile.get_instance().reset_avatar()
 
     def set_avatar(self):
-        choose = QtGui.QApplication.translate("ProfileSettingsForm", "Choose avatar", None, QtGui.QApplication.UnicodeUTF8)
-        name = QtGui.QFileDialog.getOpenFileName(self, choose, None, 'Images (*.png)',
-                                                 options=QtGui.QFileDialog.DontUseNativeDialog)
+        choose = QtWidgets.QApplication.translate("ProfileSettingsForm", "Choose avatar")
+        name = QtWidgets.QFileDialog.getOpenFileName(self, choose, None, None, 'Images (*.png)',
+                                                     QtWidgets.QFileDialog.DontUseNativeDialog)
         if name[0]:
             bitmap = QtGui.QPixmap(name[0])
-            bitmap.scaled(QtCore.QSize(128, 128), aspectMode=QtCore.Qt.KeepAspectRatio,
-                          mode=QtCore.Qt.SmoothTransformation)
+            bitmap.scaled(128, 128, QtCore.Qt.KeepAspectRatio,
+                          QtCore.Qt.SmoothTransformation)
 
             byte_array = QtCore.QByteArray()
             buffer = QtCore.QBuffer(byte_array)
@@ -268,25 +261,22 @@ class ProfileSettings(CenteredWidget):
             Profile.get_instance().set_avatar(bytes(byte_array.data()))
 
     def export_profile(self):
-        directory = QtGui.QFileDialog.getExistingDirectory(options=QtGui.QFileDialog.DontUseNativeDialog,
-                                                           dir=curr_directory()) + '/'
+        directory = QtWidgets.QFileDialog.getExistingDirectory(self, '', curr_directory() + '/',
+                                                               QtWidgets.QFileDialog.ShowDirsOnly | QtWidgets.QFileDialog.DontUseNativeDialog)
+
         if directory != '/':
-            reply = QtGui.QMessageBox.question(None,
-                                               QtGui.QApplication.translate("ProfileSettingsForm",
-                                                                            'Use new path',
-                                                                            None,
-                                                                            QtGui.QApplication.UnicodeUTF8),
-                                               QtGui.QApplication.translate("ProfileSettingsForm",
-                                                                            'Do you want to move your profile to this location?',
-                                                                            None,
-                                                                            QtGui.QApplication.UnicodeUTF8),
-                                               QtGui.QMessageBox.Yes,
-                                               QtGui.QMessageBox.No)
+            reply = QtWidgets.QMessageBox.question(None,
+                                               QtWidgets.QApplication.translate("ProfileSettingsForm",
+                                                                                'Use new path'),
+                                               QtWidgets.QApplication.translate("ProfileSettingsForm",
+                                                                                'Do you want to move your profile to this location?'),
+                                               QtWidgets.QMessageBox.Yes,
+                                               QtWidgets.QMessageBox.No)
             settings = Settings.get_instance()
             settings.export(directory)
             profile = Profile.get_instance()
             profile.export_db(directory)
-            ProfileHelper.get_instance().export_profile(directory, reply == QtGui.QMessageBox.Yes)
+            ProfileHelper.get_instance().export_profile(directory, reply == QtWidgets.QMessageBox.Yes)
 
     def closeEvent(self, event):
         profile = Profile.get_instance()
@@ -309,15 +299,15 @@ class NetworkSettings(CenteredWidget):
         self.setMinimumSize(QtCore.QSize(300, 330))
         self.setMaximumSize(QtCore.QSize(300, 330))
         self.setBaseSize(QtCore.QSize(300, 330))
-        self.ipv = QtGui.QCheckBox(self)
+        self.ipv = QtWidgets.QCheckBox(self)
         self.ipv.setGeometry(QtCore.QRect(20, 10, 97, 22))
         self.ipv.setObjectName("ipv")
-        self.udp = QtGui.QCheckBox(self)
+        self.udp = QtWidgets.QCheckBox(self)
         self.udp.setGeometry(QtCore.QRect(150, 10, 97, 22))
         self.udp.setObjectName("udp")
-        self.proxy = QtGui.QCheckBox(self)
+        self.proxy = QtWidgets.QCheckBox(self)
         self.proxy.setGeometry(QtCore.QRect(20, 40, 97, 22))
-        self.http = QtGui.QCheckBox(self)
+        self.http = QtWidgets.QCheckBox(self)
         self.http.setGeometry(QtCore.QRect(20, 70, 97, 22))
         self.proxy.setObjectName("proxy")
         self.proxyip = LineEdit(self)
@@ -326,11 +316,11 @@ class NetworkSettings(CenteredWidget):
         self.proxyport = LineEdit(self)
         self.proxyport.setGeometry(QtCore.QRect(40, 190, 231, 27))
         self.proxyport.setObjectName("proxyport")
-        self.label = QtGui.QLabel(self)
+        self.label = QtWidgets.QLabel(self)
         self.label.setGeometry(QtCore.QRect(40, 100, 66, 17))
-        self.label_2 = QtGui.QLabel(self)
+        self.label_2 = QtWidgets.QLabel(self)
         self.label_2.setGeometry(QtCore.QRect(40, 165, 66, 17))
-        self.reconnect = QtGui.QPushButton(self)
+        self.reconnect = QtWidgets.QPushButton(self)
         self.reconnect.setGeometry(QtCore.QRect(40, 230, 231, 30))
         self.reconnect.clicked.connect(self.restart_core)
         settings = Settings.get_instance()
@@ -340,7 +330,7 @@ class NetworkSettings(CenteredWidget):
         self.proxyip.setText(settings['proxy_host'])
         self.proxyport.setText(str(settings['proxy_port']))
         self.http.setChecked(settings['proxy_type'] == 1)
-        self.warning = QtGui.QLabel(self)
+        self.warning = QtWidgets.QLabel(self)
         self.warning.setGeometry(QtCore.QRect(5, 270, 290, 60))
         self.warning.setStyleSheet('QLabel { color: #BC1C1C; }')
         self.retranslateUi()
@@ -349,16 +339,15 @@ class NetworkSettings(CenteredWidget):
         QtCore.QMetaObject.connectSlotsByName(self)
 
     def retranslateUi(self):
-        self.setWindowTitle(QtGui.QApplication.translate("NetworkSettings", "Network settings", None, QtGui.QApplication.UnicodeUTF8))
-        self.ipv.setText(QtGui.QApplication.translate("Form", "IPv6", None, QtGui.QApplication.UnicodeUTF8))
-        self.udp.setText(QtGui.QApplication.translate("Form", "UDP", None, QtGui.QApplication.UnicodeUTF8))
-        self.proxy.setText(QtGui.QApplication.translate("Form", "Proxy", None, QtGui.QApplication.UnicodeUTF8))
-        self.label.setText(QtGui.QApplication.translate("Form", "IP:", None, QtGui.QApplication.UnicodeUTF8))
-        self.label_2.setText(QtGui.QApplication.translate("Form", "Port:", None, QtGui.QApplication.UnicodeUTF8))
-        self.reconnect.setText(QtGui.QApplication.translate("NetworkSettings", "Restart TOX core", None, QtGui.QApplication.UnicodeUTF8))
-        self.http.setText(QtGui.QApplication.translate("Form", "HTTP", None, QtGui.QApplication.UnicodeUTF8))
-        self.warning.setText(QtGui.QApplication.translate("Form", "WARNING:\nusing proxy with enabled UDP\ncan produce IP leak",
-                                                          None, QtGui.QApplication.UnicodeUTF8))
+        self.setWindowTitle(QtWidgets.QApplication.translate("NetworkSettings", "Network settings"))
+        self.ipv.setText(QtWidgets.QApplication.translate("Form", "IPv6"))
+        self.udp.setText(QtWidgets.QApplication.translate("Form", "UDP"))
+        self.proxy.setText(QtWidgets.QApplication.translate("Form", "Proxy"))
+        self.label.setText(QtWidgets.QApplication.translate("Form", "IP:"))
+        self.label_2.setText(QtWidgets.QApplication.translate("Form", "Port:"))
+        self.reconnect.setText(QtWidgets.QApplication.translate("NetworkSettings", "Restart TOX core"))
+        self.http.setText(QtWidgets.QApplication.translate("Form", "HTTP"))
+        self.warning.setText(QtWidgets.QApplication.translate("Form", "WARNING:\nusing proxy with enabled UDP\ncan produce IP leak"))
 
     def activate(self):
         bl = self.proxy.isChecked()
@@ -395,23 +384,23 @@ class PrivacySettings(CenteredWidget):
         self.resize(370, 600)
         self.setMinimumSize(QtCore.QSize(370, 600))
         self.setMaximumSize(QtCore.QSize(370, 600))
-        self.saveHistory = QtGui.QCheckBox(self)
+        self.saveHistory = QtWidgets.QCheckBox(self)
         self.saveHistory.setGeometry(QtCore.QRect(10, 20, 350, 22))
-        self.saveUnsentOnly = QtGui.QCheckBox(self)
+        self.saveUnsentOnly = QtWidgets.QCheckBox(self)
         self.saveUnsentOnly.setGeometry(QtCore.QRect(10, 60, 350, 22))
 
-        self.fileautoaccept = QtGui.QCheckBox(self)
+        self.fileautoaccept = QtWidgets.QCheckBox(self)
         self.fileautoaccept.setGeometry(QtCore.QRect(10, 100, 350, 22))
 
-        self.typingNotifications = QtGui.QCheckBox(self)
+        self.typingNotifications = QtWidgets.QCheckBox(self)
         self.typingNotifications.setGeometry(QtCore.QRect(10, 140, 350, 30))
-        self.inlines = QtGui.QCheckBox(self)
+        self.inlines = QtWidgets.QCheckBox(self)
         self.inlines.setGeometry(QtCore.QRect(10, 180, 350, 30))
-        self.auto_path = QtGui.QLabel(self)
+        self.auto_path = QtWidgets.QLabel(self)
         self.auto_path.setGeometry(QtCore.QRect(10, 230, 350, 30))
-        self.path = QtGui.QPlainTextEdit(self)
+        self.path = QtWidgets.QPlainTextEdit(self)
         self.path.setGeometry(QtCore.QRect(10, 265, 350, 45))
-        self.change_path = QtGui.QPushButton(self)
+        self.change_path = QtWidgets.QPushButton(self)
         self.change_path.setGeometry(QtCore.QRect(10, 320, 350, 30))
         settings = Settings.get_instance()
         self.typingNotifications.setChecked(settings['typing_notifications'])
@@ -423,37 +412,37 @@ class PrivacySettings(CenteredWidget):
         self.saveHistory.stateChanged.connect(self.update)
         self.path.setPlainText(settings['auto_accept_path'] or curr_directory())
         self.change_path.clicked.connect(self.new_path)
-        self.block_user_label = QtGui.QLabel(self)
+        self.block_user_label = QtWidgets.QLabel(self)
         self.block_user_label.setGeometry(QtCore.QRect(10, 360, 350, 30))
-        self.block_id = QtGui.QPlainTextEdit(self)
+        self.block_id = QtWidgets.QPlainTextEdit(self)
         self.block_id.setGeometry(QtCore.QRect(10, 390, 350, 30))
-        self.block = QtGui.QPushButton(self)
+        self.block = QtWidgets.QPushButton(self)
         self.block.setGeometry(QtCore.QRect(10, 430, 350, 30))
         self.block.clicked.connect(lambda: Profile.get_instance().block_user(self.block_id.toPlainText()) or self.close())
-        self.blocked_users_label = QtGui.QLabel(self)
+        self.blocked_users_label = QtWidgets.QLabel(self)
         self.blocked_users_label.setGeometry(QtCore.QRect(10, 470, 350, 30))
-        self.comboBox = QtGui.QComboBox(self)
+        self.comboBox = QtWidgets.QComboBox(self)
         self.comboBox.setGeometry(QtCore.QRect(10, 500, 350, 30))
         self.comboBox.addItems(settings['blocked'])
-        self.unblock = QtGui.QPushButton(self)
+        self.unblock = QtWidgets.QPushButton(self)
         self.unblock.setGeometry(QtCore.QRect(10, 540, 350, 30))
         self.unblock.clicked.connect(lambda: self.unblock_user())
         self.retranslateUi()
         QtCore.QMetaObject.connectSlotsByName(self)
 
     def retranslateUi(self):
-        self.setWindowTitle(QtGui.QApplication.translate("privacySettings", "Privacy settings", None, QtGui.QApplication.UnicodeUTF8))
-        self.saveHistory.setText(QtGui.QApplication.translate("privacySettings", "Save chat history", None, QtGui.QApplication.UnicodeUTF8))
-        self.fileautoaccept.setText(QtGui.QApplication.translate("privacySettings", "Allow file auto accept", None, QtGui.QApplication.UnicodeUTF8))
-        self.typingNotifications.setText(QtGui.QApplication.translate("privacySettings", "Send typing notifications", None, QtGui.QApplication.UnicodeUTF8))
-        self.auto_path.setText(QtGui.QApplication.translate("privacySettings", "Auto accept default path:", None, QtGui.QApplication.UnicodeUTF8))
-        self.change_path.setText(QtGui.QApplication.translate("privacySettings", "Change", None, QtGui.QApplication.UnicodeUTF8))
-        self.inlines.setText(QtGui.QApplication.translate("privacySettings", "Allow inlines", None, QtGui.QApplication.UnicodeUTF8))
-        self.block_user_label.setText(QtGui.QApplication.translate("privacySettings", "Block by public key:", None, QtGui.QApplication.UnicodeUTF8))
-        self.blocked_users_label.setText(QtGui.QApplication.translate("privacySettings", "Blocked users:", None, QtGui.QApplication.UnicodeUTF8))
-        self.unblock.setText(QtGui.QApplication.translate("privacySettings", "Unblock", None, QtGui.QApplication.UnicodeUTF8))
-        self.block.setText(QtGui.QApplication.translate("privacySettings", "Block user", None, QtGui.QApplication.UnicodeUTF8))
-        self.saveUnsentOnly.setText(QtGui.QApplication.translate("privacySettings", "Save unsent messages only", None, QtGui.QApplication.UnicodeUTF8))
+        self.setWindowTitle(QtWidgets.QApplication.translate("privacySettings", "Privacy settings"))
+        self.saveHistory.setText(QtWidgets.QApplication.translate("privacySettings", "Save chat history"))
+        self.fileautoaccept.setText(QtWidgets.QApplication.translate("privacySettings", "Allow file auto accept"))
+        self.typingNotifications.setText(QtWidgets.QApplication.translate("privacySettings", "Send typing notifications"))
+        self.auto_path.setText(QtWidgets.QApplication.translate("privacySettings", "Auto accept default path:"))
+        self.change_path.setText(QtWidgets.QApplication.translate("privacySettings", "Change"))
+        self.inlines.setText(QtWidgets.QApplication.translate("privacySettings", "Allow inlines"))
+        self.block_user_label.setText(QtWidgets.QApplication.translate("privacySettings", "Block by public key:"))
+        self.blocked_users_label.setText(QtWidgets.QApplication.translate("privacySettings", "Blocked users:"))
+        self.unblock.setText(QtWidgets.QApplication.translate("privacySettings", "Unblock"))
+        self.block.setText(QtWidgets.QApplication.translate("privacySettings", "Block user"))
+        self.saveUnsentOnly.setText(QtWidgets.QApplication.translate("privacySettings", "Save unsent messages only"))
 
     def update(self, new_state):
         self.saveUnsentOnly.setEnabled(new_state)
@@ -463,10 +452,10 @@ class PrivacySettings(CenteredWidget):
     def unblock_user(self):
         if not self.comboBox.count():
             return
-        title = QtGui.QApplication.translate("privacySettings", "Add to friend list", None, QtGui.QApplication.UnicodeUTF8)
-        info = QtGui.QApplication.translate("privacySettings", "Do you want to add this user to friend list?", None, QtGui.QApplication.UnicodeUTF8)
-        reply = QtGui.QMessageBox.question(None, title, info, QtGui.QMessageBox.Yes, QtGui.QMessageBox.No)
-        Profile.get_instance().unblock_user(self.comboBox.currentText(), reply == QtGui.QMessageBox.Yes)
+        title = QtWidgets.QApplication.translate("privacySettings", "Add to friend list")
+        info = QtWidgets.QApplication.translate("privacySettings", "Do you want to add this user to friend list?")
+        reply = QtWidgets.QMessageBox.question(None, title, info, QtWidgets.QMessageBox.Yes, QtWidgets.QMessageBox.No)
+        Profile.get_instance().unblock_user(self.comboBox.currentText(), reply == QtWidgets.QMessageBox.Yes)
         self.close()
 
     def closeEvent(self, event):
@@ -475,31 +464,27 @@ class PrivacySettings(CenteredWidget):
         settings['allow_auto_accept'] = self.fileautoaccept.isChecked()
 
         if settings['save_history'] and not self.saveHistory.isChecked():  # clear history
-            reply = QtGui.QMessageBox.question(None,
-                                               QtGui.QApplication.translate("privacySettings",
-                                                                            'Chat history',
-                                                                            None, QtGui.QApplication.UnicodeUTF8),
-                                               QtGui.QApplication.translate("privacySettings",
-                                                                            'History will be cleaned! Continue?',
-                                                                            None, QtGui.QApplication.UnicodeUTF8),
-                                               QtGui.QMessageBox.Yes,
-                                               QtGui.QMessageBox.No)
-            if reply == QtGui.QMessageBox.Yes:
+            reply = QtWidgets.QMessageBox.question(None,
+                                               QtWidgets.QApplication.translate("privacySettings",
+                                                                            'Chat history'),
+                                               QtWidgets.QApplication.translate("privacySettings",
+                                                                            'History will be cleaned! Continue?'),
+                                               QtWidgets.QMessageBox.Yes,
+                                               QtWidgets.QMessageBox.No)
+            if reply == QtWidgets.QMessageBox.Yes:
                 Profile.get_instance().clear_history()
                 settings['save_history'] = self.saveHistory.isChecked()
         else:
             settings['save_history'] = self.saveHistory.isChecked()
         if self.saveUnsentOnly.isChecked() and not settings['save_unsent_only']:
-            reply = QtGui.QMessageBox.question(None,
-                                               QtGui.QApplication.translate("privacySettings",
-                                                                            'Chat history',
-                                                                            None, QtGui.QApplication.UnicodeUTF8),
-                                               QtGui.QApplication.translate("privacySettings",
-                                                                            'History will be cleaned! Continue?',
-                                                                            None, QtGui.QApplication.UnicodeUTF8),
-                                               QtGui.QMessageBox.Yes,
-                                               QtGui.QMessageBox.No)
-            if reply == QtGui.QMessageBox.Yes:
+            reply = QtWidgets.QMessageBox.question(None,
+                                               QtWidgets.QApplication.translate("privacySettings",
+                                                                            'Chat history'),
+                                               QtWidgets.QApplication.translate("privacySettings",
+                                                                            'History will be cleaned! Continue?'),
+                                               QtWidgets.QMessageBox.Yes,
+                                               QtWidgets.QMessageBox.No)
+            if reply == QtWidgets.QMessageBox.Yes:
                 Profile.get_instance().clear_history(None, True)
                 settings['save_unsent_only'] = self.saveUnsentOnly.isChecked()
         else:
@@ -509,7 +494,8 @@ class PrivacySettings(CenteredWidget):
         settings.save()
 
     def new_path(self):
-        directory = QtGui.QFileDialog.getExistingDirectory(options=QtGui.QFileDialog.DontUseNativeDialog) + '/'
+        directory = QtWidgets.QFileDialog.getExistingDirectory(self, '', curr_directory() + '/',
+                                                               QtWidgets.QFileDialog.ShowDirsOnly | QtWidgets.QFileDialog.DontUseNativeDialog) + '/'
         if directory != '/':
             self.path.setPlainText(directory)
 
@@ -527,11 +513,11 @@ class NotificationsSettings(CenteredWidget):
         self.resize(350, 180)
         self.setMinimumSize(QtCore.QSize(350, 180))
         self.setMaximumSize(QtCore.QSize(350, 180))
-        self.enableNotifications = QtGui.QCheckBox(self)
+        self.enableNotifications = QtWidgets.QCheckBox(self)
         self.enableNotifications.setGeometry(QtCore.QRect(10, 20, 340, 18))
-        self.callsSound = QtGui.QCheckBox(self)
+        self.callsSound = QtWidgets.QCheckBox(self)
         self.callsSound.setGeometry(QtCore.QRect(10, 120, 340, 18))
-        self.soundNotifications = QtGui.QCheckBox(self)
+        self.soundNotifications = QtWidgets.QCheckBox(self)
         self.soundNotifications.setGeometry(QtCore.QRect(10, 70, 340, 18))
         font = QtGui.QFont()
         s = Settings.get_instance()
@@ -547,10 +533,10 @@ class NotificationsSettings(CenteredWidget):
         QtCore.QMetaObject.connectSlotsByName(self)
 
     def retranslateUi(self):
-        self.setWindowTitle(QtGui.QApplication.translate("notificationsForm", "Notification settings", None, QtGui.QApplication.UnicodeUTF8))
-        self.enableNotifications.setText(QtGui.QApplication.translate("notificationsForm", "Enable notifications", None, QtGui.QApplication.UnicodeUTF8))
-        self.callsSound.setText(QtGui.QApplication.translate("notificationsForm", "Enable call\'s sound", None, QtGui.QApplication.UnicodeUTF8))
-        self.soundNotifications.setText(QtGui.QApplication.translate("notificationsForm", "Enable sound notifications", None, QtGui.QApplication.UnicodeUTF8))
+        self.setWindowTitle(QtWidgets.QApplication.translate("notificationsForm", "Notification settings"))
+        self.enableNotifications.setText(QtWidgets.QApplication.translate("notificationsForm", "Enable notifications"))
+        self.callsSound.setText(QtWidgets.QApplication.translate("notificationsForm", "Enable call\'s sound"))
+        self.soundNotifications.setText(QtWidgets.QApplication.translate("notificationsForm", "Enable sound notifications"))
 
     def closeEvent(self, *args, **kwargs):
         settings = Settings.get_instance()
@@ -571,7 +557,7 @@ class InterfaceSettings(CenteredWidget):
         self.setObjectName("interfaceForm")
         self.setMinimumSize(QtCore.QSize(400, 650))
         self.setMaximumSize(QtCore.QSize(400, 650))
-        self.label = QtGui.QLabel(self)
+        self.label = QtWidgets.QLabel(self)
         self.label.setGeometry(QtCore.QRect(30, 10, 370, 20))
         settings = Settings.get_instance()
         font = QtGui.QFont()
@@ -579,7 +565,7 @@ class InterfaceSettings(CenteredWidget):
         font.setBold(True)
         font.setFamily(settings['font'])
         self.label.setFont(font)
-        self.themeSelect = QtGui.QComboBox(self)
+        self.themeSelect = QtWidgets.QComboBox(self)
         self.themeSelect.setGeometry(QtCore.QRect(30, 40, 120, 30))
         list_of_themes = ['dark']
         self.themeSelect.addItems(list_of_themes)
@@ -589,26 +575,26 @@ class InterfaceSettings(CenteredWidget):
         else:
             index = 0
         self.themeSelect.setCurrentIndex(index)
-        self.lang_choose = QtGui.QComboBox(self)
+        self.lang_choose = QtWidgets.QComboBox(self)
         self.lang_choose.setGeometry(QtCore.QRect(30, 110, 120, 30))
         supported = sorted(Settings.supported_languages().keys(), reverse=True)
         for key in supported:
             self.lang_choose.insertItem(0, key)
             if settings['language'] == key:
                 self.lang_choose.setCurrentIndex(0)
-        self.lang = QtGui.QLabel(self)
+        self.lang = QtWidgets.QLabel(self)
         self.lang.setGeometry(QtCore.QRect(30, 80, 370, 20))
         self.lang.setFont(font)
-        self.mirror_mode = QtGui.QCheckBox(self)
+        self.mirror_mode = QtWidgets.QCheckBox(self)
         self.mirror_mode.setGeometry(QtCore.QRect(30, 160, 370, 20))
         self.mirror_mode.setChecked(settings['mirror_mode'])
-        self.smileys = QtGui.QCheckBox(self)
+        self.smileys = QtWidgets.QCheckBox(self)
         self.smileys.setGeometry(QtCore.QRect(30, 190, 120, 20))
         self.smileys.setChecked(settings['smileys'])
-        self.smiley_pack_label = QtGui.QLabel(self)
+        self.smiley_pack_label = QtWidgets.QLabel(self)
         self.smiley_pack_label.setGeometry(QtCore.QRect(30, 230, 370, 20))
         self.smiley_pack_label.setFont(font)
-        self.smiley_pack = QtGui.QComboBox(self)
+        self.smiley_pack = QtWidgets.QComboBox(self)
         self.smiley_pack.setGeometry(QtCore.QRect(30, 260, 160, 30))
         sm = smileys.SmileyLoader.get_instance()
         self.smiley_pack.addItems(sm.get_packs_list())
@@ -617,39 +603,39 @@ class InterfaceSettings(CenteredWidget):
         except:
             ind = sm.get_packs_list().index('default')
         self.smiley_pack.setCurrentIndex(ind)
-        self.messages_font_size_label = QtGui.QLabel(self)
+        self.messages_font_size_label = QtWidgets.QLabel(self)
         self.messages_font_size_label.setGeometry(QtCore.QRect(30, 300, 370, 20))
         self.messages_font_size_label.setFont(font)
-        self.messages_font_size = QtGui.QComboBox(self)
+        self.messages_font_size = QtWidgets.QComboBox(self)
         self.messages_font_size.setGeometry(QtCore.QRect(30, 330, 160, 30))
         self.messages_font_size.addItems([str(x) for x in range(10, 19)])
         self.messages_font_size.setCurrentIndex(settings['message_font_size'] - 10)
 
-        self.unread = QtGui.QPushButton(self)
+        self.unread = QtWidgets.QPushButton(self)
         self.unread.setGeometry(QtCore.QRect(30, 470, 340, 30))
         self.unread.clicked.connect(self.select_color)
 
-        self.compact_mode = QtGui.QCheckBox(self)
+        self.compact_mode = QtWidgets.QCheckBox(self)
         self.compact_mode.setGeometry(QtCore.QRect(30, 380, 370, 20))
         self.compact_mode.setChecked(settings['compact_mode'])
 
-        self.close_to_tray = QtGui.QCheckBox(self)
+        self.close_to_tray = QtWidgets.QCheckBox(self)
         self.close_to_tray.setGeometry(QtCore.QRect(30, 410, 370, 20))
         self.close_to_tray.setChecked(settings['close_to_tray'])
 
-        self.show_avatars = QtGui.QCheckBox(self)
+        self.show_avatars = QtWidgets.QCheckBox(self)
         self.show_avatars.setGeometry(QtCore.QRect(30, 440, 370, 20))
         self.show_avatars.setChecked(settings['show_avatars'])
 
-        self.choose_font = QtGui.QPushButton(self)
+        self.choose_font = QtWidgets.QPushButton(self)
         self.choose_font.setGeometry(QtCore.QRect(30, 510, 340, 30))
         self.choose_font.clicked.connect(self.new_font)
 
-        self.import_smileys = QtGui.QPushButton(self)
+        self.import_smileys = QtWidgets.QPushButton(self)
         self.import_smileys.setGeometry(QtCore.QRect(30, 550, 340, 30))
         self.import_smileys.clicked.connect(self.import_sm)
 
-        self.import_stickers = QtGui.QPushButton(self)
+        self.import_stickers = QtWidgets.QPushButton(self)
         self.import_stickers.setGeometry(QtCore.QRect(30, 590, 340, 30))
         self.import_stickers.clicked.connect(self.import_st)
 
@@ -657,29 +643,27 @@ class InterfaceSettings(CenteredWidget):
         QtCore.QMetaObject.connectSlotsByName(self)
 
     def retranslateUi(self):
-        self.show_avatars.setText(QtGui.QApplication.translate("interfaceForm", "Show avatars in chat", None, QtGui.QApplication.UnicodeUTF8))
-        self.setWindowTitle(QtGui.QApplication.translate("interfaceForm", "Interface settings", None, QtGui.QApplication.UnicodeUTF8))
-        self.label.setText(QtGui.QApplication.translate("interfaceForm", "Theme:", None, QtGui.QApplication.UnicodeUTF8))
-        self.lang.setText(QtGui.QApplication.translate("interfaceForm", "Language:", None, QtGui.QApplication.UnicodeUTF8))
-        self.smileys.setText(QtGui.QApplication.translate("interfaceForm", "Smileys", None, QtGui.QApplication.UnicodeUTF8))
-        self.smiley_pack_label.setText(QtGui.QApplication.translate("interfaceForm", "Smiley pack:", None, QtGui.QApplication.UnicodeUTF8))
-        self.mirror_mode.setText(QtGui.QApplication.translate("interfaceForm", "Mirror mode", None, QtGui.QApplication.UnicodeUTF8))
-        self.messages_font_size_label.setText(QtGui.QApplication.translate("interfaceForm", "Messages font size:", None, QtGui.QApplication.UnicodeUTF8))
-        self.unread.setText(QtGui.QApplication.translate("interfaceForm", "Select unread messages notification color", None, QtGui.QApplication.UnicodeUTF8))
-        self.compact_mode.setText(QtGui.QApplication.translate("interfaceForm", "Compact contact list", None, QtGui.QApplication.UnicodeUTF8))
-        self.import_smileys.setText(QtGui.QApplication.translate("interfaceForm", "Import smiley pack", None, QtGui.QApplication.UnicodeUTF8))
-        self.import_stickers.setText(QtGui.QApplication.translate("interfaceForm", "Import sticker pack", None, QtGui.QApplication.UnicodeUTF8))
-        self.close_to_tray.setText(QtGui.QApplication.translate("interfaceForm", "Close to tray", None, QtGui.QApplication.UnicodeUTF8))
-        self.choose_font.setText(QtGui.QApplication.translate("interfaceForm", "Select font", None, QtGui.QApplication.UnicodeUTF8))
+        self.show_avatars.setText(QtWidgets.QApplication.translate("interfaceForm", "Show avatars in chat"))
+        self.setWindowTitle(QtWidgets.QApplication.translate("interfaceForm", "Interface settings"))
+        self.label.setText(QtWidgets.QApplication.translate("interfaceForm", "Theme:"))
+        self.lang.setText(QtWidgets.QApplication.translate("interfaceForm", "Language:"))
+        self.smileys.setText(QtWidgets.QApplication.translate("interfaceForm", "Smileys"))
+        self.smiley_pack_label.setText(QtWidgets.QApplication.translate("interfaceForm", "Smiley pack:"))
+        self.mirror_mode.setText(QtWidgets.QApplication.translate("interfaceForm", "Mirror mode"))
+        self.messages_font_size_label.setText(QtWidgets.QApplication.translate("interfaceForm", "Messages font size:"))
+        self.unread.setText(QtWidgets.QApplication.translate("interfaceForm", "Select unread messages notification color"))
+        self.compact_mode.setText(QtWidgets.QApplication.translate("interfaceForm", "Compact contact list"))
+        self.import_smileys.setText(QtWidgets.QApplication.translate("interfaceForm", "Import smiley pack"))
+        self.import_stickers.setText(QtWidgets.QApplication.translate("interfaceForm", "Import sticker pack"))
+        self.close_to_tray.setText(QtWidgets.QApplication.translate("interfaceForm", "Close to tray"))
+        self.choose_font.setText(QtWidgets.QApplication.translate("interfaceForm", "Select font"))
 
     def import_st(self):
-        directory = QtGui.QFileDialog.getExistingDirectory(self,
-                                                           QtGui.QApplication.translate("MainWindow",
-                                                                                        'Choose folder with sticker pack',
-                                                                                        None,
-                                                                                        QtGui.QApplication.UnicodeUTF8),
-                                                           curr_directory(),
-                                                           QtGui.QFileDialog.ShowDirsOnly | QtGui.QFileDialog.DontUseNativeDialog)
+        directory = QtWidgets.QFileDialog.getExistingDirectory(self,
+                                                               QtWidgets.QApplication.translate("MainWindow",
+                                                                                                'Choose folder with sticker pack'),
+                                                               curr_directory(),
+                                                               QtWidgets.QFileDialog.ShowDirsOnly | QtWidgets.QFileDialog.DontUseNativeDialog)
 
         if directory:
             src = directory + '/'
@@ -687,13 +671,11 @@ class InterfaceSettings(CenteredWidget):
             copy(src, dest)
 
     def import_sm(self):
-        directory = QtGui.QFileDialog.getExistingDirectory(self,
-                                                           QtGui.QApplication.translate("MainWindow",
-                                                                                        'Choose folder with smiley pack',
-                                                                                        None,
-                                                                                        QtGui.QApplication.UnicodeUTF8),
+        directory = QtWidgets.QFileDialog.getExistingDirectory(self,
+                                                           QtWidgets.QApplication.translate("MainWindow",
+                                                                                        'Choose folder with smiley pack'),
                                                            curr_directory(),
-                                                           QtGui.QFileDialog.ShowDirsOnly | QtGui.QFileDialog.DontUseNativeDialog)
+                                                           QtWidgets.QFileDialog.ShowDirsOnly | QtWidgets.QFileDialog.DontUseNativeDialog)
 
         if directory:
             src = directory + '/'
@@ -702,21 +684,19 @@ class InterfaceSettings(CenteredWidget):
 
     def new_font(self):
         settings = Settings.get_instance()
-        font, ok = QtGui.QFontDialog.getFont(QtGui.QFont(settings['font'], 10), self)
+        font, ok = QtWidgets.QFontDialog.getFont(QtGui.QFont(settings['font'], 10), self)
         if ok:
             settings['font'] = font.family()
             settings.save()
-            msgBox = QtGui.QMessageBox()
-            text = QtGui.QApplication.translate("interfaceForm", 'Restart app to apply settings', None,
-                                                QtGui.QApplication.UnicodeUTF8)
-            msgBox.setWindowTitle(QtGui.QApplication.translate("interfaceForm", 'Restart required', None,
-                                                               QtGui.QApplication.UnicodeUTF8))
+            msgBox = QtWidgets.QMessageBox()
+            text = QtWidgets.QApplication.translate("interfaceForm", 'Restart app to apply settings')
+            msgBox.setWindowTitle(QtWidgets.QApplication.translate("interfaceForm", 'Restart required'))
             msgBox.setText(text)
             msgBox.exec_()
 
     def select_color(self):
         settings = Settings.get_instance()
-        col = QtGui.QColorDialog.getColor(settings['unread_color'])
+        col = QtWidgets.QColorDialog.getColor(QtGui.QColor(settings['unread_color']))
 
         if col.isValid():
             name = col.name()
@@ -745,7 +725,7 @@ class InterfaceSettings(CenteredWidget):
             settings['language'] = language
             text = self.lang_choose.currentText()
             path = Settings.supported_languages()[text]
-            app = QtGui.QApplication.instance()
+            app = QtWidgets.QApplication.instance()
             app.removeTranslator(app.translator)
             app.translator.load(curr_directory() + '/translations/' + path)
             app.installTranslator(app.translator)
@@ -753,11 +733,9 @@ class InterfaceSettings(CenteredWidget):
         Profile.get_instance().update()
         settings.save()
         if restart:
-            msgBox = QtGui.QMessageBox()
-            text = QtGui.QApplication.translate("interfaceForm", 'Restart app to apply settings', None,
-                                                QtGui.QApplication.UnicodeUTF8)
-            msgBox.setWindowTitle(QtGui.QApplication.translate("interfaceForm", 'Restart required', None,
-                                                               QtGui.QApplication.UnicodeUTF8))
+            msgBox = QtWidgets.QMessageBox()
+            text = QtWidgets.QApplication.translate("interfaceForm", 'Restart app to apply settings')
+            msgBox.setWindowTitle(QtWidgets.QApplication.translate("interfaceForm", 'Restart required'))
             msgBox.setText(text)
             msgBox.exec_()
 
@@ -778,9 +756,9 @@ class AudioSettings(CenteredWidget):
         self.resize(400, 150)
         self.setMinimumSize(QtCore.QSize(400, 150))
         self.setMaximumSize(QtCore.QSize(400, 150))
-        self.in_label = QtGui.QLabel(self)
+        self.in_label = QtWidgets.QLabel(self)
         self.in_label.setGeometry(QtCore.QRect(25, 5, 350, 20))
-        self.out_label = QtGui.QLabel(self)
+        self.out_label = QtWidgets.QLabel(self)
         self.out_label.setGeometry(QtCore.QRect(25, 65, 350, 20))
         settings = Settings.get_instance()
         font = QtGui.QFont()
@@ -789,9 +767,9 @@ class AudioSettings(CenteredWidget):
         font.setFamily(settings['font'])
         self.in_label.setFont(font)
         self.out_label.setFont(font)
-        self.input = QtGui.QComboBox(self)
+        self.input = QtWidgets.QComboBox(self)
         self.input.setGeometry(QtCore.QRect(25, 30, 350, 30))
-        self.output = QtGui.QComboBox(self)
+        self.output = QtWidgets.QComboBox(self)
         self.output.setGeometry(QtCore.QRect(25, 90, 350, 30))
         p = pyaudio.PyAudio()
         self.in_indexes, self.out_indexes = [], []
@@ -808,9 +786,9 @@ class AudioSettings(CenteredWidget):
         QtCore.QMetaObject.connectSlotsByName(self)
 
     def retranslateUi(self):
-        self.setWindowTitle(QtGui.QApplication.translate("audioSettingsForm", "Audio settings", None, QtGui.QApplication.UnicodeUTF8))
-        self.in_label.setText(QtGui.QApplication.translate("audioSettingsForm", "Input device:", None, QtGui.QApplication.UnicodeUTF8))
-        self.out_label.setText(QtGui.QApplication.translate("audioSettingsForm", "Output device:", None, QtGui.QApplication.UnicodeUTF8))
+        self.setWindowTitle(QtWidgets.QApplication.translate("audioSettingsForm", "Audio settings"))
+        self.in_label.setText(QtWidgets.QApplication.translate("audioSettingsForm", "Input device:"))
+        self.out_label.setText(QtWidgets.QApplication.translate("audioSettingsForm", "Output device:"))
 
     def closeEvent(self, event):
         settings = Settings.get_instance()
@@ -834,15 +812,15 @@ class PluginsSettings(CenteredWidget):
         self.resize(400, 210)
         self.setMinimumSize(QtCore.QSize(400, 210))
         self.setMaximumSize(QtCore.QSize(400, 210))
-        self.comboBox = QtGui.QComboBox(self)
+        self.comboBox = QtWidgets.QComboBox(self)
         self.comboBox.setGeometry(QtCore.QRect(30, 10, 340, 30))
-        self.label = QtGui.QLabel(self)
+        self.label = QtWidgets.QLabel(self)
         self.label.setGeometry(QtCore.QRect(30, 40, 340, 90))
         self.label.setWordWrap(True)
-        self.button = QtGui.QPushButton(self)
+        self.button = QtWidgets.QPushButton(self)
         self.button.setGeometry(QtCore.QRect(30, 130, 340, 30))
         self.button.clicked.connect(self.button_click)
-        self.open = QtGui.QPushButton(self)
+        self.open = QtWidgets.QPushButton(self)
         self.open.setGeometry(QtCore.QRect(30, 170, 340, 30))
         self.open.clicked.connect(self.open_plugin)
         self.pl_loader = plugin_support.PluginLoader.get_instance()
@@ -851,8 +829,8 @@ class PluginsSettings(CenteredWidget):
         self.show_data()
 
     def retranslateUi(self):
-        self.setWindowTitle(QtGui.QApplication.translate('PluginsForm', "Plugins", None, QtGui.QApplication.UnicodeUTF8))
-        self.open.setText(QtGui.QApplication.translate('PluginsForm', "Open selected plugin", None, QtGui.QApplication.UnicodeUTF8))
+        self.setWindowTitle(QtWidgets.QApplication.translate('PluginsForm', "Plugins"))
+        self.open.setText(QtWidgets.QApplication.translate('PluginsForm', "Open selected plugin"))
 
     def open_plugin(self):
         ind = self.comboBox.currentIndex()
@@ -862,11 +840,9 @@ class PluginsSettings(CenteredWidget):
             self.window = window
             self.window.show()
         else:
-            msgBox = QtGui.QMessageBox()
-            text = QtGui.QApplication.translate("PluginsForm", 'No GUI found for this plugin', None,
-                                                QtGui.QApplication.UnicodeUTF8)
-            msgBox.setWindowTitle(QtGui.QApplication.translate("PluginsForm", 'Error', None,
-                                                               QtGui.QApplication.UnicodeUTF8))
+            msgBox = QtWidgets.QMessageBox()
+            text = QtWidgets.QApplication.translate("PluginsForm", 'No GUI found for this plugin')
+            msgBox.setWindowTitle(QtWidgets.QApplication.translate("PluginsForm", 'Error'))
             msgBox.setText(text)
             msgBox.exec_()
 
@@ -880,16 +856,16 @@ class PluginsSettings(CenteredWidget):
         ind = self.comboBox.currentIndex()
         if len(self.data):
             plugin = self.data[ind]
-            descr = plugin[2] or QtGui.QApplication.translate("PluginsForm", "No description available", None, QtGui.QApplication.UnicodeUTF8)
+            descr = plugin[2] or QtWidgets.QApplication.translate("PluginsForm", "No description available")
             self.label.setText(descr)
             if plugin[1]:
-                self.button.setText(QtGui.QApplication.translate("PluginsForm", "Disable plugin", None, QtGui.QApplication.UnicodeUTF8))
+                self.button.setText(QtWidgets.QApplication.translate("PluginsForm", "Disable plugin"))
             else:
-                self.button.setText(QtGui.QApplication.translate("PluginsForm", "Enable plugin", None, QtGui.QApplication.UnicodeUTF8))
+                self.button.setText(QtWidgets.QApplication.translate("PluginsForm", "Enable plugin"))
         else:
             self.open.setVisible(False)
             self.button.setVisible(False)
-            self.label.setText(QtGui.QApplication.translate("PluginsForm", "No plugins found", None, QtGui.QApplication.UnicodeUTF8))
+            self.label.setText(QtWidgets.QApplication.translate("PluginsForm", "No plugins found"))
 
     def button_click(self):
         ind = self.comboBox.currentIndex()
@@ -897,9 +873,9 @@ class PluginsSettings(CenteredWidget):
         self.pl_loader.toggle_plugin(plugin[-1])
         plugin[1] = not plugin[1]
         if plugin[1]:
-            self.button.setText(QtGui.QApplication.translate("PluginsForm", "Disable plugin", None, QtGui.QApplication.UnicodeUTF8))
+            self.button.setText(QtWidgets.QApplication.translate("PluginsForm", "Disable plugin"))
         else:
-            self.button.setText(QtGui.QApplication.translate("PluginsForm", "Enable plugin", None, QtGui.QApplication.UnicodeUTF8))
+            self.button.setText(QtWidgets.QApplication.translate("PluginsForm", "Enable plugin"))
 
 
 class UpdateSettings(CenteredWidget):
@@ -917,7 +893,7 @@ class UpdateSettings(CenteredWidget):
         self.resize(400, 150)
         self.setMinimumSize(QtCore.QSize(400, 120))
         self.setMaximumSize(QtCore.QSize(400, 120))
-        self.in_label = QtGui.QLabel(self)
+        self.in_label = QtWidgets.QLabel(self)
         self.in_label.setGeometry(QtCore.QRect(25, 5, 350, 20))
         settings = Settings.get_instance()
         font = QtGui.QFont()
@@ -925,9 +901,9 @@ class UpdateSettings(CenteredWidget):
         font.setBold(True)
         font.setFamily(settings['font'])
         self.in_label.setFont(font)
-        self.autoupdate = QtGui.QComboBox(self)
+        self.autoupdate = QtWidgets.QComboBox(self)
         self.autoupdate.setGeometry(QtCore.QRect(25, 30, 350, 30))
-        self.button = QtGui.QPushButton(self)
+        self.button = QtWidgets.QPushButton(self)
         self.button.setGeometry(QtCore.QRect(25, 70, 350, 30))
         self.button.setEnabled(settings['update'])
         self.button.clicked.connect(self.update_client)
@@ -937,12 +913,12 @@ class UpdateSettings(CenteredWidget):
         QtCore.QMetaObject.connectSlotsByName(self)
 
     def retranslateUi(self):
-        self.setWindowTitle(QtGui.QApplication.translate("updateSettingsForm", "Update settings", None, QtGui.QApplication.UnicodeUTF8))
-        self.in_label.setText(QtGui.QApplication.translate("updateSettingsForm", "Select update mode:", None, QtGui.QApplication.UnicodeUTF8))
-        self.button.setText(QtGui.QApplication.translate("updateSettingsForm", "Update Toxygen", None, QtGui.QApplication.UnicodeUTF8))
-        self.autoupdate.addItem(QtGui.QApplication.translate("updateSettingsForm", "Disabled", None, QtGui.QApplication.UnicodeUTF8))
-        self.autoupdate.addItem(QtGui.QApplication.translate("updateSettingsForm", "Manual", None, QtGui.QApplication.UnicodeUTF8))
-        self.autoupdate.addItem(QtGui.QApplication.translate("updateSettingsForm", "Auto", None, QtGui.QApplication.UnicodeUTF8))
+        self.setWindowTitle(QtWidgets.QApplication.translate("updateSettingsForm", "Update settings"))
+        self.in_label.setText(QtWidgets.QApplication.translate("updateSettingsForm", "Select update mode:"))
+        self.button.setText(QtWidgets.QApplication.translate("updateSettingsForm", "Update Toxygen"))
+        self.autoupdate.addItem(QtWidgets.QApplication.translate("updateSettingsForm", "Disabled"))
+        self.autoupdate.addItem(QtWidgets.QApplication.translate("updateSettingsForm", "Manual"))
+        self.autoupdate.addItem(QtWidgets.QApplication.translate("updateSettingsForm", "Auto"))
 
     def closeEvent(self, event):
         settings = Settings.get_instance()
@@ -951,34 +927,29 @@ class UpdateSettings(CenteredWidget):
 
     def update_client(self):
         if not updater.connection_available():
-            msgBox = QtGui.QMessageBox()
+            msgBox = QtWidgets.QMessageBox()
             msgBox.setWindowTitle(
-                QtGui.QApplication.translate("updateSettingsForm", "Error", None,
-                                             QtGui.QApplication.UnicodeUTF8))
-            text = (QtGui.QApplication.translate("updateSettingsForm", 'Problems with internet connection', None,
-                                                 QtGui.QApplication.UnicodeUTF8))
+                QtWidgets.QApplication.translate("updateSettingsForm", "Error"))
+            text = (QtWidgets.QApplication.translate("updateSettingsForm", 'Problems with internet connection'))
             msgBox.setText(text)
             msgBox.exec_()
             return
         if not updater.updater_available():
-            msgBox = QtGui.QMessageBox()
+            msgBox = QtWidgets.QMessageBox()
             msgBox.setWindowTitle(
-                QtGui.QApplication.translate("updateSettingsForm", "Error", None,
-                                             QtGui.QApplication.UnicodeUTF8))
-            text = (QtGui.QApplication.translate("updateSettingsForm", 'Updater not found', None,
-                                                 QtGui.QApplication.UnicodeUTF8))
+                QtWidgets.QApplication.translate("updateSettingsForm", "Error"))
+            text = (QtWidgets.QApplication.translate("updateSettingsForm", 'Updater not found'))
             msgBox.setText(text)
             msgBox.exec_()
             return
         version = updater.check_for_updates()
         if version is not None:
             updater.download(version)
-            QtGui.QApplication.closeAllWindows()
+            QtWidgets.QApplication.closeAllWindows()
         else:
-            msgBox = QtGui.QMessageBox()
+            msgBox = QtWidgets.QMessageBox()
             msgBox.setWindowTitle(
-                QtGui.QApplication.translate("updateSettingsForm", "No updates found", None, QtGui.QApplication.UnicodeUTF8))
-            text = (QtGui.QApplication.translate("updateSettingsForm", 'Toxygen is up to date', None,
-                                                 QtGui.QApplication.UnicodeUTF8))
+                QtWidgets.QApplication.translate("updateSettingsForm", "No updates found"))
+            text = (QtWidgets.QApplication.translate("updateSettingsForm", 'Toxygen is up to date'))
             msgBox.setText(text)
             msgBox.exec_()

toxygen/notifications.py

@@ -1,7 +1,4 @@
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtCore, QtWidgets
 from util import curr_directory
 import wave
 import pyaudio
@@ -23,16 +20,16 @@ def tray_notification(title, text, tray, window):
     :param tray: ref to tray icon
     :param window: main window
     """
-    if QtGui.QSystemTrayIcon.isSystemTrayAvailable():
+    if QtWidgets.QSystemTrayIcon.isSystemTrayAvailable():
         if len(text) > 30:
             text = text[:27] + '...'
-        tray.showMessage(title, text, QtGui.QSystemTrayIcon.NoIcon, 3000)
-        QtGui.QApplication.alert(window, 0)
+        tray.showMessage(title, text, QtWidgets.QSystemTrayIcon.NoIcon, 3000)
+        QtWidgets.QApplication.alert(window, 0)
 
         def message_clicked():
             window.setWindowState(window.windowState() & ~QtCore.Qt.WindowMinimized | QtCore.Qt.WindowActive)
             window.activateWindow()
-        tray.connect(tray, QtCore.SIGNAL("messageClicked()"), message_clicked)
+        tray.messageClicked.connect(message_clicked)
 
 
 class AudioFile:

toxygen/passwordscreen.py

@@ -1,8 +1,5 @@
 from widgets import CenteredWidget, LineEdit
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtCore, QtWidgets
 
 
 class PasswordArea(LineEdit):
@@ -10,7 +7,7 @@ class PasswordArea(LineEdit):
     def __init__(self, parent):
         super(PasswordArea, self).__init__(parent)
         self.parent = parent
-        self.setEchoMode(QtGui.QLineEdit.EchoMode.Password)
+        self.setEchoMode(QtWidgets.QLineEdit.Password)
 
     def keyPressEvent(self, event):
         if event.key() == QtCore.Qt.Key_Return:
@@ -31,18 +28,18 @@ class PasswordScreenBase(CenteredWidget):
         self.setMinimumSize(QtCore.QSize(360, 170))
         self.setMaximumSize(QtCore.QSize(360, 170))
 
-        self.enter_pass = QtGui.QLabel(self)
+        self.enter_pass = QtWidgets.QLabel(self)
         self.enter_pass.setGeometry(QtCore.QRect(30, 10, 300, 30))
 
         self.password = PasswordArea(self)
         self.password.setGeometry(QtCore.QRect(30, 50, 300, 30))
 
-        self.button = QtGui.QPushButton(self)
+        self.button = QtWidgets.QPushButton(self)
         self.button.setGeometry(QtCore.QRect(30, 90, 300, 30))
         self.button.setText('OK')
         self.button.clicked.connect(self.button_click)
 
-        self.warning = QtGui.QLabel(self)
+        self.warning = QtWidgets.QLabel(self)
         self.warning.setGeometry(QtCore.QRect(30, 130, 300, 30))
         self.warning.setStyleSheet('QLabel { color: #F70D1A; }')
         self.warning.setVisible(False)
@@ -61,9 +58,9 @@ class PasswordScreenBase(CenteredWidget):
             super(PasswordScreenBase, self).keyPressEvent(event)
 
     def retranslateUi(self):
-        self.setWindowTitle(QtGui.QApplication.translate("pass", "Enter password", None, QtGui.QApplication.UnicodeUTF8))
-        self.enter_pass.setText(QtGui.QApplication.translate("pass", "Password:", None, QtGui.QApplication.UnicodeUTF8))
-        self.warning.setText(QtGui.QApplication.translate("pass", "Incorrect password", None, QtGui.QApplication.UnicodeUTF8))
+        self.setWindowTitle(QtWidgets.QApplication.translate("pass", "Enter password"))
+        self.enter_pass.setText(QtWidgets.QApplication.translate("pass", "Password:"))
+        self.warning.setText(QtWidgets.QApplication.translate("pass", "Incorrect password"))
 
 
 class PasswordScreen(PasswordScreenBase):
@@ -116,37 +113,32 @@ class SetProfilePasswordScreen(CenteredWidget):
         self.setMaximumSize(QtCore.QSize(700, 200))
         self.password = LineEdit(self)
         self.password.setGeometry(QtCore.QRect(40, 10, 300, 30))
-        self.password.setEchoMode(QtGui.QLineEdit.EchoMode.Password)
+        self.password.setEchoMode(QtWidgets.QLineEdit.Password)
         self.confirm_password = LineEdit(self)
         self.confirm_password.setGeometry(QtCore.QRect(40, 50, 300, 30))
-        self.confirm_password.setEchoMode(QtGui.QLineEdit.EchoMode.Password)
-        self.set_password = QtGui.QPushButton(self)
+        self.confirm_password.setEchoMode(QtWidgets.QLineEdit.Password)
+        self.set_password = QtWidgets.QPushButton(self)
         self.set_password.setGeometry(QtCore.QRect(40, 100, 300, 30))
         self.set_password.clicked.connect(self.new_password)
-        self.not_match = QtGui.QLabel(self)
+        self.not_match = QtWidgets.QLabel(self)
         self.not_match.setGeometry(QtCore.QRect(350, 50, 300, 30))
         self.not_match.setVisible(False)
         self.not_match.setStyleSheet('QLabel { color: #BC1C1C; }')
-        self.warning = QtGui.QLabel(self)
+        self.warning = QtWidgets.QLabel(self)
         self.warning.setGeometry(QtCore.QRect(40, 160, 500, 30))
         self.warning.setStyleSheet('QLabel { color: #BC1C1C; }')
 
     def retranslateUi(self):
-        self.setWindowTitle(QtGui.QApplication.translate("PasswordScreen", "Profile password", None,
-                                                              QtGui.QApplication.UnicodeUTF8))
+        self.setWindowTitle(QtWidgets.QApplication.translate("PasswordScreen", "Profile password"))
         self.password.setPlaceholderText(
-            QtGui.QApplication.translate("PasswordScreen", "Password (at least 8 symbols)", None,
-                                         QtGui.QApplication.UnicodeUTF8))
+            QtWidgets.QApplication.translate("PasswordScreen", "Password (at least 8 symbols)"))
         self.confirm_password.setPlaceholderText(
-            QtGui.QApplication.translate("PasswordScreen", "Confirm password", None,
-                                         QtGui.QApplication.UnicodeUTF8))
+            QtWidgets.QApplication.translate("PasswordScreen", "Confirm password"))
         self.set_password.setText(
-            QtGui.QApplication.translate("PasswordScreen", "Set password", None, QtGui.QApplication.UnicodeUTF8))
-        self.not_match.setText(QtGui.QApplication.translate("PasswordScreen", "Passwords do not match", None,
-                                                            QtGui.QApplication.UnicodeUTF8))
+            QtWidgets.QApplication.translate("PasswordScreen", "Set password"))
+        self.not_match.setText(QtWidgets.QApplication.translate("PasswordScreen", "Passwords do not match"))
         self.warning.setText(
-            QtGui.QApplication.translate("PasswordScreen", "There is no way to recover lost passwords", None,
-                                         QtGui.QApplication.UnicodeUTF8))
+            QtWidgets.QApplication.translate("PasswordScreen", "There is no way to recover lost passwords"))
 
     def new_password(self):
         if self.password.text() == self.confirm_password.text():
@@ -155,10 +147,8 @@ class SetProfilePasswordScreen(CenteredWidget):
                 self.close()
             else:
                 self.not_match.setText(
-                    QtGui.QApplication.translate("PasswordScreen", "Password must be at least 8 symbols", None,
-                                                 QtGui.QApplication.UnicodeUTF8))
+                    QtWidgets.QApplication.translate("PasswordScreen", "Password must be at least 8 symbols"))
             self.not_match.setVisible(True)
         else:
-            self.not_match.setText(QtGui.QApplication.translate("PasswordScreen", "Passwords do not match", None,
-                                                                QtGui.QApplication.UnicodeUTF8))
+            self.not_match.setText(QtWidgets.QApplication.translate("PasswordScreen", "Passwords do not match"))
             self.not_match.setVisible(True)

toxygen/plugins/plugin_super_class.py

@@ -1,8 +1,5 @@
 import os
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtCore, QtWidgets
 
 
 MAX_SHORT_NAME_LENGTH = 5
@@ -137,10 +134,10 @@ class PluginSuperClass:
         :param command: string with command
         """
         if command == 'help':
-            msgbox = QtGui.QMessageBox()
-            title = QtGui.QApplication.translate("PluginWindow", "List of commands for plugin {}", None, QtGui.QApplication.UnicodeUTF8)
+            msgbox = QtWidgets.QMessageBox()
+            title = QtWidgets.QApplication.translate("PluginWindow", "List of commands for plugin {}")
             msgbox.setWindowTitle(title.format(self._name))
-            msgbox.setText(QtGui.QApplication.translate("PluginWindow", "No commands available", None, QtGui.QApplication.UnicodeUTF8))
+            msgbox.setText(QtWidgets.QApplication.translate("PluginWindow", "No commands available"))
             msgbox.exec_()
 
     # -----------------------------------------------------------------------------------------------------------------
@@ -151,7 +148,7 @@ class PluginSuperClass:
         """
         This method loads translations for GUI
         """
-        app = QtGui.QApplication.instance()
+        app = QtWidgets.QApplication.instance()
         langs = self._settings.supported_languages()
         curr_lang = self._settings['language']
         if curr_lang in langs:

toxygen/profile.py

@@ -1,8 +1,5 @@
 from list_items import *
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtGui, QtWidgets
 from friend import *
 from settings import *
 from toxcore_enums_and_consts import *
@@ -96,8 +93,7 @@ class Profile(basecontact.BaseContact, Singleton):
         tmp = self.name
         super(Profile, self).set_name(value.encode('utf-8'))
         self._tox.self_set_name(self._name.encode('utf-8'))
-        message = QtGui.QApplication.translate("MainWindow", 'User {} is now known as {}', None,
-                                               QtGui.QApplication.UnicodeUTF8)
+        message = QtWidgets.QApplication.translate("MainWindow", 'User {} is now known as {}')
         message = message.format(tmp, value)
         for friend in self._contacts:
             friend.append_message(InfoMessage(message, time.time()))
@@ -245,7 +241,7 @@ class Profile(basecontact.BaseContact, Singleton):
                         if message.get_status() in ACTIVE_FILE_TRANSFERS:  # active file transfer
                             try:
                                 ft = self._file_transfers[(message.get_friend_number(), message.get_file_number())]
-                                ft.set_state_changed_handler(item.update)
+                                ft.set_state_changed_handler(item.update_transfer_state)
                                 ft.signal()
                             except:
                                 print('Incoming not started transfer - no info found')
@@ -311,7 +307,7 @@ class Profile(basecontact.BaseContact, Singleton):
         friend.set_name(name)
         name = str(name, 'utf-8')
         if friend.name == name and tmp != name:
-            message = QtGui.QApplication.translate("MainWindow", 'User {} is now known as {}', None, QtGui.QApplication.UnicodeUTF8)
+            message = QtWidgets.QApplication.translate("MainWindow", 'User {} is now known as {}')
             message = message.format(tmp, name)
             friend.append_message(InfoMessage(message, time.time()))
             friend.actions = True
@@ -565,7 +561,7 @@ class Profile(basecontact.BaseContact, Singleton):
                 if message.get_status() in ACTIVE_FILE_TRANSFERS:  # active file transfer
                     try:
                         ft = self._file_transfers[(message.get_friend_number(), message.get_file_number())]
-                        ft.set_state_changed_handler(item.update)
+                        ft.set_state_changed_handler(item.update_transfer_state)
                         ft.signal()
                     except:
                         print('Incoming not started transfer - no info found')
@@ -662,17 +658,15 @@ class Profile(basecontact.BaseContact, Singleton):
         """
         friend = self._contacts[num]
         name = friend.name
-        dialog = QtGui.QApplication.translate('MainWindow',
-                                              "Enter new alias for friend {} or leave empty to use friend's name:",
-                                              None, QtGui.QApplication.UnicodeUTF8)
+        dialog = QtWidgets.QApplication.translate('MainWindow',
+                                              "Enter new alias for friend {} or leave empty to use friend's name:")
         dialog = dialog.format(name)
-        title = QtGui.QApplication.translate('MainWindow',
-                                             'Set alias',
-                                             None, QtGui.QApplication.UnicodeUTF8)
+        title = QtWidgets.QApplication.translate('MainWindow',
+                                             'Set alias')
         text, ok = QtGui.QInputDialog.getText(None,
                                               title,
                                               dialog,
-                                              QtGui.QLineEdit.Normal,
+                                              QtWidgets.QLineEdit.Normal,
                                               name)
         if ok:
             settings = Settings.get_instance()
@@ -797,9 +791,9 @@ class Profile(basecontact.BaseContact, Singleton):
                     raise Exception('TOX DNS lookup failed')
             if len(tox_id) == TOX_PUBLIC_KEY_SIZE * 2:  # public key
                 self.add_friend(tox_id)
-                msgBox = QtGui.QMessageBox()
-                msgBox.setWindowTitle(QtGui.QApplication.translate("MainWindow", "Friend added", None, QtGui.QApplication.UnicodeUTF8))
-                text = (QtGui.QApplication.translate("MainWindow", 'Friend added without sending friend request', None, QtGui.QApplication.UnicodeUTF8))
+                msgBox = QtWidgets.QMessageBox()
+                msgBox.setWindowTitle(QtWidgets.QApplication.translate("MainWindow", "Friend added"))
+                text = (QtWidgets.QApplication.translate("MainWindow", 'Friend added without sending friend request'))
                 msgBox.setText(text)
                 msgBox.exec_()
             else:
@@ -825,11 +819,11 @@ class Profile(basecontact.BaseContact, Singleton):
         :param message: message
         """
         try:
-            text = QtGui.QApplication.translate('MainWindow', 'User {} wants to add you to contact list. Message:\n{}', None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate('MainWindow', 'User {} wants to add you to contact list. Message:\n{}')
             info = text.format(tox_id, message)
-            fr_req = QtGui.QApplication.translate('MainWindow', 'Friend request', None, QtGui.QApplication.UnicodeUTF8)
-            reply = QtGui.QMessageBox.question(None, fr_req, info, QtGui.QMessageBox.Yes, QtGui.QMessageBox.No)
-            if reply == QtGui.QMessageBox.Yes:  # accepted
+            fr_req = QtWidgets.QApplication.translate('MainWindow', 'Friend request')
+            reply = QtWidgets.QMessageBox.question(None, fr_req, info, QtWidgets.QMessageBox.Yes, QtWidgets.QMessageBox.No)
+            if reply == QtWidgets.QMessageBox.Yes:  # accepted
                 self.add_friend(tox_id)
                 data = self._tox.get_savedata()
                 ProfileHelper.get_instance().save_profile(data)
@@ -941,7 +935,7 @@ class Profile(basecontact.BaseContact, Singleton):
         if friend_number == self.get_active_number():
             item = self.create_file_transfer_item(tm)
             if accepted:
-                self._file_transfers[(friend_number, file_number)].set_state_changed_handler(item.update)
+                self._file_transfers[(friend_number, file_number)].set_state_changed_handler(item.update_transfer_state)
             self._messages.scrollToBottom()
         else:
             friend.actions = True
@@ -1030,7 +1024,7 @@ class Profile(basecontact.BaseContact, Singleton):
         self._file_transfers[(friend_number, file_number)] = rt
         self._tox.file_control(friend_number, file_number, TOX_FILE_CONTROL['RESUME'])
         if item is not None:
-            rt.set_state_changed_handler(item.update)
+            rt.set_state_changed_handler(item.update_transfer_state)
         self.get_friend_by_number(friend_number).update_transfer_data(file_number,
                                                                       TOX_FILE_TRANSFER_STATE['RUNNING'])
 
@@ -1069,7 +1063,7 @@ class Profile(basecontact.BaseContact, Singleton):
                              st.get_file_number())
         item = self.create_file_transfer_item(tm)
         friend.append_message(tm)
-        st.set_state_changed_handler(item.update)
+        st.set_state_changed_handler(item.update_transfer_state)
         self._messages.scrollToBottom()
 
     def send_file(self, path, number=None, is_resend=False, file_id=None):
@@ -1102,7 +1096,7 @@ class Profile(basecontact.BaseContact, Singleton):
                              st.get_file_number())
         if friend_number == self.get_active_number():
             item = self.create_file_transfer_item(tm)
-            st.set_state_changed_handler(item.update)
+            st.set_state_changed_handler(item.update_transfer_state)
             self._messages.scrollToBottom()
         self._contacts[friend_number].append_message(tm)
 
@@ -1118,7 +1112,6 @@ class Profile(basecontact.BaseContact, Singleton):
         """
         self._file_transfers[(friend_number, file_number)].send_chunk(position, size)
 
-    @QtCore.Slot(int, int)
     def transfer_finished(self, friend_number, file_number):
         transfer = self._file_transfers[(friend_number, file_number)]
         t = type(transfer)
@@ -1135,7 +1128,7 @@ class Profile(basecontact.BaseContact, Singleton):
             if friend_number == self.get_active_number():
                 count = self._messages.count()
                 if count + i + 1 >= 0:
-                    elem = QtGui.QListWidgetItem()
+                    elem = QtWidgets.QListWidgetItem()
                     item = InlineImageItem(transfer.get_data(), self._messages.width(), elem)
                     elem.setSizeHint(QtCore.QSize(self._messages.width(), item.height()))
                     self._messages.insertItem(count + i + 1, elem)
@@ -1205,11 +1198,9 @@ class Profile(basecontact.BaseContact, Singleton):
             self._call(num, audio, video)
             self._screen.active_call()
             if video:
-                text = QtGui.QApplication.translate("incoming_call", "Outgoing video call", None,
-                                                    QtGui.QApplication.UnicodeUTF8)
+                text = QtWidgets.QApplication.translate("incoming_call", "Outgoing video call")
             else:
-                text = QtGui.QApplication.translate("incoming_call", "Outgoing audio call", None,
-                                                    QtGui.QApplication.UnicodeUTF8)
+                text = QtWidgets.QApplication.translate("incoming_call", "Outgoing audio call")
             self.get_curr_friend().append_message(InfoMessage(text, time.time()))
             self.create_message_item(text, time.time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
             self._messages.scrollToBottom()
@@ -1224,11 +1215,9 @@ class Profile(basecontact.BaseContact, Singleton):
             return
         friend = self.get_friend_by_number(friend_number)
         if video:
-            text = QtGui.QApplication.translate("incoming_call", "Incoming video call", None,
-                                                QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate("incoming_call", "Incoming video call")
         else:
-            text = QtGui.QApplication.translate("incoming_call", "Incoming audio call", None,
-                                                QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate("incoming_call", "Incoming audio call")
         friend.append_message(InfoMessage(text, time.time()))
         self._incoming_calls.add(friend_number)
         if friend_number == self.get_active_number():
@@ -1259,9 +1248,9 @@ class Profile(basecontact.BaseContact, Singleton):
         """
         if friend_number in self._incoming_calls:
             self._incoming_calls.remove(friend_number)
-            text = QtGui.QApplication.translate("incoming_call", "Call declined", None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate("incoming_call", "Call declined")
         else:
-            text = QtGui.QApplication.translate("incoming_call", "Call finished", None, QtGui.QApplication.UnicodeUTF8)
+            text = QtWidgets.QApplication.translate("incoming_call", "Call finished")
         self._screen.call_finished()
         self._call.finish_call(friend_number, by_friend)  # finish or decline call
         if hasattr(self, '_call_widget'):

toxygen/smileys.py

@@ -2,10 +2,7 @@ import util
 import json
 import os
 from collections import OrderedDict
-try:
-    from PySide import QtCore
-except ImportError:
-    from PyQt4 import QtCore
+from PyQt5 import QtCore
 
 
 class SmileyLoader(util.Singleton):

toxygen/styles/style.py

@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 
 try:
-    from PySide import QtCore
+    from PyQt5 import QtCore
 except ImportError:
     from PyQt4 import QtCore
 

toxygen/tox_dns.py

@@ -2,10 +2,7 @@ import json
 import urllib.request
 from util import log
 import settings
-try:
-    from PySide import QtNetwork, QtCore
-except:
-    from PyQt4 import QtNetwork, QtCore
+from PyQt5 import QtNetwork, QtCore
 
 
 def tox_dns(email):

toxygen/updater.py

@@ -3,10 +3,7 @@ import os
 import settings
 import platform
 import urllib
-try:
-    from PySide import QtNetwork, QtCore
-except ImportError:
-    from PyQt4 import QtNetwork, QtCore
+from PyQt5 import QtNetwork, QtCore
 import subprocess
 
 

toxygen/widgets.py

@@ -1,10 +1,7 @@
-try:
-    from PySide import QtCore, QtGui
-except ImportError:
-    from PyQt4 import QtCore, QtGui
+from PyQt5 import QtCore, QtGui, QtWidgets
 
 
-class DataLabel(QtGui.QLabel):
+class DataLabel(QtWidgets.QLabel):
     """
     Label with elided text
     """
@@ -15,14 +12,14 @@ class DataLabel(QtGui.QLabel):
         super().setText(text)
 
 
-class ComboBox(QtGui.QComboBox):
+class ComboBox(QtWidgets.QComboBox):
 
     def __init__(self, *args):
         super().__init__(*args)
-        self.view().setSizePolicy(QtGui.QSizePolicy.MinimumExpanding, QtGui.QSizePolicy.Expanding)
+        self.view().setSizePolicy(QtWidgets.QSizePolicy.MinimumExpanding, QtWidgets.QSizePolicy.Expanding)
 
 
-class CenteredWidget(QtGui.QWidget):
+class CenteredWidget(QtWidgets.QWidget):
 
     def __init__(self):
         super(CenteredWidget, self).__init__()
@@ -30,12 +27,12 @@ class CenteredWidget(QtGui.QWidget):
 
     def center(self):
         qr = self.frameGeometry()
-        cp = QtGui.QDesktopWidget().availableGeometry().center()
+        cp = QtWidgets.QDesktopWidget().availableGeometry().center()
         qr.moveCenter(cp)
         self.move(qr.topLeft())
 
 
-class LineEdit(QtGui.QLineEdit):
+class LineEdit(QtWidgets.QLineEdit):
 
     def __init__(self, parent=None):
         super(LineEdit, self).__init__(parent)
@@ -46,25 +43,27 @@ class LineEdit(QtGui.QLineEdit):
         del menu
 
 
-class QRightClickButton(QtGui.QPushButton):
+class QRightClickButton(QtWidgets.QPushButton):
     """
     Button with right click support
     """
 
+    rightClicked = QtCore.pyqtSignal()
+
     def __init__(self, parent):
         super(QRightClickButton, self).__init__(parent)
 
     def mousePressEvent(self, event):
         if event.button() == QtCore.Qt.RightButton:
-            self.emit(QtCore.SIGNAL("rightClicked()"))
+            self.rightClicked.emit()
         else:
             super(QRightClickButton, self).mousePressEvent(event)
 
 
-class RubberBand(QtGui.QRubberBand):
+class RubberBand(QtWidgets.QRubberBand):
 
     def __init__(self):
-        super(RubberBand, self).__init__(QtGui.QRubberBand.Rectangle, None)
+        super(RubberBand, self).__init__(QtWidgets.QRubberBand.Rectangle, None)
         self.setPalette(QtGui.QPalette(QtCore.Qt.transparent))
         self.pen = QtGui.QPen(QtCore.Qt.blue, 4)
         self.pen.setStyle(QtCore.Qt.SolidLine)
@@ -86,29 +85,21 @@ def create_menu(menu):
         text = action.text()
         if 'Link Location' in text:
             text = text.replace('Copy &Link Location',
-                                QtGui.QApplication.translate("MainWindow", "Copy link location", None,
-                                                             QtGui.QApplication.UnicodeUTF8))
+                                QtWidgets.QApplication.translate("MainWindow", "Copy link location"))
         elif '&Copy' in text:
-            text = text.replace('&Copy', QtGui.QApplication.translate("MainWindow", "Copy", None,
-                                                                      QtGui.QApplication.UnicodeUTF8))
+            text = text.replace('&Copy', QtWidgets.QApplication.translate("MainWindow", "Copy"))
         elif 'All' in text:
-            text = text.replace('Select All', QtGui.QApplication.translate("MainWindow", "Select all", None,
-                                                                           QtGui.QApplication.UnicodeUTF8))
+            text = text.replace('Select All', QtWidgets.QApplication.translate("MainWindow", "Select all"))
         elif 'Delete' in text:
-            text = text.replace('Delete', QtGui.QApplication.translate("MainWindow", "Delete", None,
-                                                                       QtGui.QApplication.UnicodeUTF8))
+            text = text.replace('Delete', QtWidgets.QApplication.translate("MainWindow", "Delete"))
         elif '&Paste' in text:
-            text = text.replace('&Paste', QtGui.QApplication.translate("MainWindow", "Paste", None,
-                                                                       QtGui.QApplication.UnicodeUTF8))
+            text = text.replace('&Paste', QtWidgets.QApplication.translate("MainWindow", "Paste"))
         elif 'Cu&t' in text:
-            text = text.replace('Cu&t', QtGui.QApplication.translate("MainWindow", "Cut", None,
-                                                                     QtGui.QApplication.UnicodeUTF8))
+            text = text.replace('Cu&t', QtWidgets.QApplication.translate("MainWindow", "Cut"))
         elif '&Undo' in text:
-            text = text.replace('&Undo', QtGui.QApplication.translate("MainWindow", "Undo", None,
-                                                                      QtGui.QApplication.UnicodeUTF8))
+            text = text.replace('&Undo', QtWidgets.QApplication.translate("MainWindow", "Undo"))
         elif '&Redo' in text:
-            text = text.replace('&Redo', QtGui.QApplication.translate("MainWindow", "Redo", None,
-                                                                      QtGui.QApplication.UnicodeUTF8))
+            text = text.replace('&Redo', QtWidgets.QApplication.translate("MainWindow", "Redo"))
         else:
             menu.removeAction(action)
             continue
@@ -124,12 +115,12 @@ class MultilineEdit(CenteredWidget):
         self.setMinimumSize(QtCore.QSize(350, 200))
         self.setMaximumSize(QtCore.QSize(350, 200))
         self.setWindowTitle(title)
-        self.edit = QtGui.QTextEdit(self)
+        self.edit = QtWidgets.QTextEdit(self)
         self.edit.setGeometry(QtCore.QRect(0, 0, 350, 150))
         self.edit.setText(text)
-        self.button = QtGui.QPushButton(self)
+        self.button = QtWidgets.QPushButton(self)
         self.button.setGeometry(QtCore.QRect(0, 150, 350, 50))
-        self.button.setText(QtGui.QApplication.translate("MainWindow", "Save", None, QtGui.QApplication.UnicodeUTF8))
+        self.button.setText(QtWidgets.QApplication.translate("MainWindow", "Save"))
         self.button.clicked.connect(self.button_click)
         self.center()
         self.save = save