translation update and bug fixes

README.md

@@ -1,5 +1,5 @@
 # Toxygen 
-Toxygen is cross-platform [Tox](https://tox.chat/) client written on Python
+Toxygen is cross-platform [Tox](https://tox.chat/) client written in Python3
 
 [![Release](https://img.shields.io/github/release/xveduk/toxygen.svg?style=flat)](https://github.com/xveduk/toxygen/releases/latest)
 [![Open issues](https://img.shields.io/github/issues/xveduk/toxygen.svg?style=flat)](https://github.com/xveduk/toxygen/issues)
@@ -15,10 +15,16 @@ Toxygen is cross-platform [Tox](https://tox.chat/) client written on Python
 - [x] 1v1 messages
 - [x] File transfers
 - [x] Audio
+- [x] Plugins support
 - [x] Chat history
+- [x] Emoticons
+- [x] Stickers
 - [x] Screenshots
 - [x] Name lookups (toxme.io support)
+- [x] Save file encryption
 - [x] Profile import and export
+- [x] Faux offline messaging
+- [x] Faux offline file transfers
 - [x] Inline images
 - [x] Message splitting
 - [x] Proxy support
@@ -31,13 +37,10 @@ Toxygen is cross-platform [Tox](https://tox.chat/) client written on Python
 - [x] Typing notifications
 - [x] Changing nospam
 - [x] File resuming
-- [x] Save file encryption
-- [x] Plugins support
 - [x] Read receipts
-- [x] Faux offline messaging
 - [ ] Video
-- [ ] Group chats
 - [ ] Desktop sharing
+- [ ] Group chats
 
 ###Downloads
 [Releases](https://github.com/xveduk/toxygen/releases)

docs/compile.md

@@ -3,14 +3,8 @@
 You can compile Toxygen using [PyInstaller](http://www.pyinstaller.org/)
 
 Install PyInstaller: 
-``pip install pyinstaller``
+``pip3 install pyinstaller``
-
-On Linux:
-
-``pyinstaller --windowed main.py``
-
-On Windows:
 
 ``pyinstaller --windowed --icon images/icon.ico main.py``
 
-Don't forget to copy /images/, /sounds/, /translations/, /styles/, to /dist/main/
+Don't forget to copy /images/, /sounds/, /translations/, /styles/, /smileys/, /stickers/ (and /libs/libtox.dll on Windows) to /dist/main/

docs/contributing.md

@@ -1,5 +1,3 @@
-
-
 #Issues
 
 Help us find all bugs in Toxygen! Please provide following info:
@@ -15,8 +13,8 @@ Want to see new feature in Toxygen? [Ask for it!](https://github.com/xveduk/toxy
 
 Developer? Feel free to open pull request. Our dev team is small so we glad to get help. 
 Don't know what to do? Improve UI, fix [issues](https://github.com/xveduk/toxygen/issues) or implement features from our TODO list.
-You can find our TODO's in code and [here](/README.md). Also you can implement plugins for Toxygen.
+You can find our TODO's in code, issues list and [here](/README.md). Also you can implement [plugins](/docs/plugins.md) for Toxygen.
 
 #Translations
 
-Help us translate Toxygen! Translate can be created using pyside-lupdate and QT Linguist.
+Help us translate Toxygen! Translation can be created using pyside-lupdate (``pyside-lupdate toxygen.pro``) and QT Linguist.

docs/install.md

@@ -7,9 +7,9 @@
 
 ### Windows
 
-1. [Download and install latest Python 2.7](https://www.python.org/downloads/windows/)
+1. [Download and install latest Python 3.4](https://www.python.org/downloads/windows/)
 2. [Install PySide](https://pypi.python.org/pypi/PySide/1.2.4) (recommended) or [PyQt4](https://riverbankcomputing.com/software/pyqt/download)
-3. Install PyAudio: ``python -m pip install pyaudio``
+3. Install PyAudio: ``pip3 install pyaudio``
 4. [Download toxygen](https://github.com/xveduk/toxygen/archive/master.zip)
 5. Unpack archive  
 6. Download latest libtox.dll build, download latest libsodium.a build, put it into \src\libs\
@@ -28,21 +28,21 @@
 
 Dependencies:
 
-1. Install Python2.7: 
+1. Install latest Python3.4: 
-``sudo apt-get install python2.7``
+``sudo apt-get install python3``
 2. [Install PySide](https://wiki.qt.io/PySide_Binaries_Linux) (recommended) or [PyQt4](https://riverbankcomputing.com/software/pyqt/download)
 3. Install [toxcore](https://github.com/irungentoo/toxcore/blob/master/INSTALL.md) with toxav support in your system (install in /usr/lib/)
 4. Install PyAudio: 
 ```bash
 sudo apt-get install portaudio19-dev
-sudo pip install pyaudio
+sudo apt-get install python3-pyaudio
 ```
 Toxygen:
 
 1. [Download toxygen](https://github.com/xveduk/toxygen/archive/master.zip)
 2. Unpack archive 
 3. Run app:
-``python main.py``
+``python3 main.py``
 
 ## Compile Toxygen
 Check [compile.md](/docs/compile.md) for more info

docs/plugin_api.md

@@ -1,6 +1,6 @@
 #Plugins API
 
-In Toxygen plugin is single python module (.py file) and directory with data associated with it. 
+In Toxygen plugin is single python (supported Python 3.0 - 3.4) module (.py file) and directory with data associated with it. 
 Every module must contain one class derived from PluginSuperClass defined in [plugin_super_class.py](/src/plugins/plugin_super_class.py). Instance of this class will be created by PluginLoader class (defined in [plugin_support.py](/src/plugin_support.py) ). This class can enable/disable plugins and send data to it. 
 
 Every plugin has it's own full name and unique short name (1-5 symbols). Main app can get it using special methods. 
@@ -37,11 +37,11 @@ Other methods:
 
 About import:
 
-import statement will not work in case you import module that wasn't previously imported by main program and user use precompiled binary. It's recommended to use imp module and dynamic import instead.
+import statement will not work in case you import module that wasn't previously imported by main program and user use precompiled binary. It's recommended to use dynamic import instead.
 
 About GUI:
 
-It's strictly recommended to support both PySide and PyQt4 in GUI.
+It's strictly recommended to support both PySide and PyQt4 in GUI. Plugin can not have GUI at all.
 
 Exceptions:
 

docs/plugins.md

@@ -1,6 +1,6 @@
 #Plugins
 
-Toxygen is the first [Tox](https://tox.chat/) client with plugins support. Plugin is Python module (.py file) and directory with plugin's data which provide some additional functionality. 
+Toxygen is the first [Tox](https://tox.chat/) client with plugins support. Plugin is Python 3.4 module (.py file) and directory with plugin's data which provide some additional functionality. 
 
 #How to write plugin
 
@@ -10,9 +10,11 @@ Check [Plugin API](/docs/plugin_api.md) for more info
 
 Toxygen comes without preinstalled plugins.
 
-1. Put plugin and directory with it's data into /src/plugins/
+1. Put plugin and directory with its data into /src/plugins/
 2. Restart Toxygen
 
+##Note: /src/plugins/ should contain plugin_super_class.py and __init__.py
+
 #Plugins list
 
 WARNING: It is unsecure to install plugin not from this list!

docs/smileys_and_stickers.md

@@ -1,6 +1,6 @@
 #Smileys
 
-Toxygen support smileys. Smiley is small picture which replaces some combination of symbols. If you want to create your own smiley pack, create directory in src/smileys/. This directory must contain images with smileys and config.json. Example of config.json:
+Toxygen support smileys. Smiley is small picture which replaces some symbol or combination of symbols. If you want to create your own smiley pack, create directory in src/smileys/. This directory must contain images with smileys and config.json. Example of config.json:
 
 {":)": "one.png", ":(": "two.png"}
 

src/avwidgets.py

@@ -65,7 +65,7 @@ class IncomingCallWidget(widgets.CenteredWidget):
                 QtCore.QThread.__init__(self)
 
             def run(self):
-                class AudioFile(object):
+                class AudioFile:
                     chunk = 1024
 
                     def __init__(self, fl):

src/bootstrap.py

@@ -1,7 +1,7 @@
 import random
 
 
-class Node(object):
+class Node:
     def __init__(self, ip, port, tox_key, rand):
         self._ip, self._port, self._tox_key, self.rand = ip, port, tox_key, rand
 
@@ -75,13 +75,9 @@ def node_generator():
         "5625A62618CB4FCA70E147A71B29695F38CC65FF0CBD68AD46254585BE564802",
         "31910C0497D347FF160D6F3A6C0E317BAFA71E8E03BC4CBB2A185C9D4FB8B31E"
     ]
-    for i in xrange(len(ips)):
+    for i in range(len(ips)):
         nodes.append(Node(ips[i], ports[i], ids[i], random.randint(0, 1000000)))
     arr = sorted(nodes, key=lambda x: x.rand)[:4]
     for elem in arr:
         yield elem.get_data()
 
-
-if __name__ == "__main__":
-    for elem in node_generator():
-        print str(elem)

src/callbacks.py

@@ -43,7 +43,7 @@ def self_connection_status(tox_link):
     Current user changed connection status (offline, UDP, TCP)
     """
     def wrapped(tox, connection, user_data):
-        print 'Connection status: ', str(connection)
+        print('Connection status: ', str(connection))
         profile = Profile.get_instance()
         if profile.status is None:
             status = tox_link.self_get_status()
@@ -62,7 +62,7 @@ def friend_status(tox, friend_num, new_status, user_data):
     """
     Check friend's status (none, busy, away)
     """
-    print "Friend's #{} status changed! New status: {}".format(friend_num, new_status)
+    print("Friend's #{} status changed! New status: {}".format(friend_num, new_status))
     profile = Profile.get_instance()
     friend = profile.get_friend_by_number(friend_num)
     if friend.status is None and Settings.get_instance()['sound_notifications'] and profile.status != TOX_USER_STATUS['BUSY']:
@@ -76,7 +76,7 @@ def friend_connection_status(tox, friend_num, new_status, user_data):
     """
     Check friend's connection status (offline, udp, tcp)
     """
-    print "Friend #{} connection status: {}".format(friend_num, new_status)
+    print("Friend #{} connection status: {}".format(friend_num, new_status))
     profile = Profile.get_instance()
     friend = profile.get_friend_by_number(friend_num)
     if new_status == TOX_CONNECTION['NONE']:
@@ -94,7 +94,7 @@ def friend_name(tox, friend_num, name, size, user_data):
     Friend changed his name
     """
     profile = Profile.get_instance()
-    print 'New name: ', friend_num, name
+    print('New name: ', friend_num, name)
     invoke_in_main_thread(profile.new_name, friend_num, name)
 
 
@@ -106,7 +106,7 @@ def friend_status_message(tox, friend_num, status_message, size, user_data):
     profile = Profile.get_instance()
     friend = profile.get_friend_by_number(friend_num)
     invoke_in_main_thread(friend.set_status_message, status_message)
-    print 'User #{} has new status: {}'.format(friend_num, status_message)
+    print('User #{} has new status: {}'.format(friend_num, status_message))
     invoke_in_main_thread(profile.send_messages, friend_num)
     if profile.get_active_number() == friend_num:
         invoke_in_main_thread(profile.set_active)
@@ -119,11 +119,12 @@ def friend_message(window, tray):
     def wrapped(tox, friend_number, message_type, message, size, user_data):
         profile = Profile.get_instance()
         settings = Settings.get_instance()
+        message = str(message, 'utf-8')
         invoke_in_main_thread(profile.new_message, friend_number, message_type, message)
         if not window.isActiveWindow():
             friend = profile.get_friend_by_number(friend_number)
             if settings['notifications'] and profile.status != TOX_USER_STATUS['BUSY']:
-                invoke_in_main_thread(tray_notification, friend.name, message.decode('utf8'), tray, window)
+                invoke_in_main_thread(tray_notification, friend.name, message, tray, window)
             if settings['sound_notifications'] and profile.status != TOX_USER_STATUS['BUSY']:
                 sound_notification(SOUND_NOTIFICATION['MESSAGE'])
             invoke_in_main_thread(tray.setIcon, QtGui.QIcon(curr_directory() + '/images/icon_new_messages.png'))
@@ -134,12 +135,12 @@ def friend_request(tox, public_key, message, message_size, user_data):
     """
     Called when user get new friend request
     """
-    print 'Friend request'
+    print('Friend request')
     profile = Profile.get_instance()
     key = ''.join(chr(x) for x in public_key[:TOX_PUBLIC_KEY_SIZE])
     tox_id = bin_to_string(key, TOX_PUBLIC_KEY_SIZE)
     if tox_id not in Settings.get_instance()['blocked']:
-        invoke_in_main_thread(profile.process_friend_request, tox_id, message.decode('utf-8'))
+        invoke_in_main_thread(profile.process_friend_request, tox_id, str(message, 'utf-8'))
 
 
 def friend_typing(tox, friend_number, typing, user_data):
@@ -165,11 +166,11 @@ def tox_file_recv(window, tray):
         profile = Profile.get_instance()
         settings = Settings.get_instance()
         if file_type == TOX_FILE_KIND['DATA']:
-            print 'file'
+            print('File')
             try:
-                file_name = unicode(file_name[:file_name_size].decode('utf-8'))
+                file_name = str(file_name[:file_name_size], 'utf-8')
             except:
-                file_name = u'toxygen_file'
+                file_name = 'toxygen_file'
             invoke_in_main_thread(profile.incoming_file_transfer,
                                   friend_number,
                                   file_number,
@@ -184,7 +185,7 @@ def tox_file_recv(window, tray):
                     sound_notification(SOUND_NOTIFICATION['FILE_TRANSFER'])
                 invoke_in_main_thread(tray.setIcon, QtGui.QIcon(curr_directory() + '/images/icon_new_messages.png'))
         else:  # AVATAR
-            print 'Avatar'
+            print ('Avatar')
             invoke_in_main_thread(profile.incoming_avatar,
                                   friend_number,
                                   file_number,
@@ -260,7 +261,7 @@ def call_state(toxav, friend_number, mask, user_data):
     """
     New call state
     """
-    print friend_number, mask
+    print(friend_number, mask)
     if mask == TOXAV_FRIEND_CALL_STATE['FINISHED'] or mask == TOXAV_FRIEND_CALL_STATE['ERROR']:
         invoke_in_main_thread(Profile.get_instance().stop_call, friend_number, True)
     else:
@@ -271,7 +272,7 @@ def call(toxav, friend_number, audio, video, user_data):
     """
     Incoming call from friend
     """
-    print friend_number, audio, video
+    print(friend_number, audio, video)
     invoke_in_main_thread(Profile.get_instance().incoming_call, audio, video, friend_number)
 
 
@@ -279,9 +280,9 @@ def callback_audio(toxav, friend_number, samples, audio_samples_per_channel, aud
     """
     New audio chunk
     """
-    # print audio_samples_per_channel, audio_channels_count, rate
+    # print(audio_samples_per_channel, audio_channels_count, rate)
     Profile.get_instance().call.chunk(
-        ''.join(chr(x) for x in samples[:audio_samples_per_channel * 2 * audio_channels_count]),
+        bytes(samples[:audio_samples_per_channel * 2 * audio_channels_count]),
         audio_channels_count,
         rate)
 

src/calls.py

@@ -13,7 +13,7 @@ CALL_TYPE = {
 }
 
 
-class AV(object):
+class AV:
 
     def __init__(self, toxav):
         self._toxav = toxav
@@ -30,7 +30,7 @@ class AV(object):
         self._audio_rate = 8000
         self._audio_channels = 1
         self._audio_duration = 60
-        self._audio_sample_count = self._audio_rate * self._audio_channels * self._audio_duration / 1000
+        self._audio_sample_count = self._audio_rate * self._audio_channels * self._audio_duration // 1000
 
     def __contains__(self, friend_number):
         return friend_number in self._calls

src/contact.py

@@ -7,7 +7,7 @@ except ImportError:
 from toxcore_enums_and_consts import TOX_PUBLIC_KEY_SIZE
 
 
-class Contact(object):
+class Contact:
     """
     Class encapsulating TOX contact
     Properties: name (alias of contact or name), status_message, status (connection status)
@@ -36,7 +36,7 @@ class Contact(object):
         return self._name
 
     def set_name(self, value):
-        self._name = value.decode('utf-8')
+        self._name = str(value, 'utf-8')
         self._widget.name.setText(self._name)
         self._widget.name.repaint()
 
@@ -50,7 +50,7 @@ class Contact(object):
         return self._status_message
 
     def set_status_message(self, value):
-        self._status_message = value.decode('utf-8')
+        self._status_message = str(value, 'utf-8')
         self._widget.status_message.setText(self._status_message)
         self._widget.status_message.repaint()
 

src/file_transfers.py

@@ -121,7 +121,7 @@ class SendTransfer(FileTransfer):
         super(SendTransfer, self).__init__(path, tox, friend_number, size)
         self.state = TOX_FILE_TRANSFER_STATE['OUTGOING_NOT_STARTED']
         self._file_number = tox.file_send(friend_number, kind, size, file_id,
-                                          basename(path).encode('utf-8') if path else '')
+                                          bytes(basename(path), 'utf-8') if path else b'')
 
     def send_chunk(self, position, size):
         """
@@ -167,7 +167,8 @@ class SendFromBuffer(FileTransfer):
         super(SendFromBuffer, self).__init__(None, tox, friend_number, len(data))
         self.state = TOX_FILE_TRANSFER_STATE['OUTGOING_NOT_STARTED']
         self._data = data
-        self._file_number = tox.file_send(friend_number, TOX_FILE_KIND['DATA'], len(data), None, file_name)
+        self._file_number = tox.file_send(friend_number, TOX_FILE_KIND['DATA'],
+                                          len(data), None, bytes(file_name, 'utf-8'))
 
     def get_data(self):
         return self._data
@@ -229,7 +230,7 @@ class ReceiveTransfer(FileTransfer):
             data = bytearray(data)
             if self._file_size < position:
                 self._file.seek(0, 2)
-                self._file.write('\0' * (position - self._file_size))
+                self._file.write(b'\0' * (position - self._file_size))
             self._file.seek(position)
             self._file.write(data)
             l = len(data)
@@ -246,7 +247,7 @@ class ReceiveToBuffer(FileTransfer):
 
     def __init__(self, tox, friend_number, size, file_number):
         super(ReceiveToBuffer, self).__init__(None, tox, friend_number, size, file_number)
-        self._data = ''
+        self._data = bytes()
         self._data_size = 0
 
     def get_data(self):
@@ -257,12 +258,11 @@ class ReceiveToBuffer(FileTransfer):
             self._creation_time = time()
         if data is None:
             self.state = TOX_FILE_TRANSFER_STATE['FINISHED']
-            self.signal()
         else:
-            data = ''.join(chr(x) for x in data)
+            data = bytes(data)
             l = len(data)
             if self._data_size < position:
-                self._data += ('\0' * (position - self._data_size))
+                self._data += (b'\0' * (position - self._data_size))
             self._data = self._data[:position] + data + self._data[position + l:]
             if position + l > self._data_size:
                 self._data_size = position + l
@@ -281,20 +281,23 @@ class ReceiveAvatar(ReceiveTransfer):
         super(ReceiveAvatar, self).__init__(path + '.tmp', tox, friend_number, size, file_number)
         if size > self.MAX_AVATAR_SIZE:
             self.send_control(TOX_FILE_CONTROL['CANCEL'])
+            self._file.close()
             remove(path + '.tmp')
         elif not size:
             self.send_control(TOX_FILE_CONTROL['CANCEL'])
             self._file.close()
             if exists(path):
                 remove(path)
+            self._file.close()
             remove(path + '.tmp')
         elif exists(path):
             hash = self.get_file_id()
-            with open(path) as fl:
+            with open(path, 'rb') as fl:
                 data = fl.read()
             existing_hash = Tox.hash(data)
             if hash == existing_hash:
                 self.send_control(TOX_FILE_CONTROL['CANCEL'])
+                self._file.close()
                 remove(path + '.tmp')
             else:
                 self.send_control(TOX_FILE_CONTROL['RESUME'])
@@ -309,5 +312,3 @@ class ReceiveAvatar(ReceiveTransfer):
                 chdir(dirname(avatar_path))
                 remove(avatar_path)
             rename(self._path, avatar_path)
-
-

src/friend.py

@@ -2,6 +2,7 @@ import contact
 from messages import *
 from history import *
 import util
+import file_transfers as ft
 
 
 class Friend(contact.Contact):
@@ -55,12 +56,12 @@ class Friend(contact.Contact):
         """
         if (first_time and self._history_loaded) or (not hasattr(self, '_message_getter')):
             return
-        data = self._message_getter.get(PAGE_SIZE)
+        data = list(self._message_getter.get(PAGE_SIZE))
         if data is not None and len(data):
             data.reverse()
         else:
             return
-        data = map(lambda tupl: TextMessage(*tupl), data)
+        data = list(map(lambda tupl: TextMessage(*tupl), data))
         self._corr = data + self._corr
         self._history_loaded = True
 
@@ -69,10 +70,8 @@ class Friend(contact.Contact):
         Get data to save in db
         :return: list of unsaved messages or []
         """
-        if hasattr(self, '_message_getter'):
+        messages = list(filter(lambda x: x.get_type() <= 1, self._corr))
-            del self._message_getter
+        return list(map(lambda x: x.get_data(), messages[-self._unsaved_messages:])) if self._unsaved_messages else []
-        messages = filter(lambda x: x.get_type() <= 1, self._corr)
-        return map(lambda x: x.get_data(), messages[-self._unsaved_messages:]) if self._unsaved_messages else []
 
     def get_corr(self):
         return self._corr[:]
@@ -86,35 +85,56 @@ class Friend(contact.Contact):
             self._unsaved_messages += 1
 
     def get_last_message_text(self):
-        messages = filter(lambda x: x.get_type() <= 1 and x.get_owner() != MESSAGE_OWNER['FRIEND'], self._corr)
+        messages = list(filter(lambda x: x.get_type() <= 1 and x.get_owner() != MESSAGE_OWNER['FRIEND'], self._corr))
         if messages:
             return messages[-1].get_data()[0]
         else:
             return ''
 
-    def unsent_messages(self):
+    def get_unsent_messages(self):
         """
         :return list of unsent messages
         """
         messages = filter(lambda x: x.get_owner() == MESSAGE_OWNER['NOT_SENT'], self._corr)
-        return messages
+        return list(messages)
+
+    def get_unsent_messages_for_saving(self):
+        """
+        :return list of unsent messages for saving
+        """
+        messages = filter(lambda x: x.get_type() <= 1 and x.get_owner() == MESSAGE_OWNER['NOT_SENT'], self._corr)
+        return list(map(lambda x: x.get_data(), messages))
+
+    def delete_message(self, time):
+        elem = list(filter(lambda x: type(x) is TextMessage and x.get_data()[2] == time, self._corr))[0]
+        tmp = list(filter(lambda x: x.get_type() <= 1, self._corr))
+        if elem in tmp[-self._unsaved_messages:]:
+            self._unsaved_messages -= 1
+        self._corr.remove(elem)
 
     def mark_as_sent(self):
         try:
-            message = filter(lambda x: x.get_owner() == MESSAGE_OWNER['NOT_SENT'], self._corr)[0]
+            message = list(filter(lambda x: x.get_owner() == MESSAGE_OWNER['NOT_SENT'], self._corr))[0]
             message.mark_as_sent()
         except Exception as ex:
             util.log('Mark as sent ex: ' + str(ex))
 
-    def clear_corr(self):
+    def clear_corr(self, save_unsent=False):
         """
         Clear messages list
         """
         if hasattr(self, '_message_getter'):
             del self._message_getter
         # don't delete data about active file transfer
-        self._corr = filter(lambda x: x.get_type() in (2, 3) and x.get_status() >= 2, self._corr)
+        if not save_unsent:
+            self._corr = list(filter(lambda x: x.get_type() in (2, 3) and
+                                               x.get_status() in ft.ACTIVE_FILE_TRANSFERS, self._corr))
             self._unsaved_messages = 0
+        else:
+            self._corr = list(filter(lambda x: (x.get_type() in (2, 3) and x.get_status() in ft.ACTIVE_FILE_TRANSFERS)
+                                     or (x.get_type() <= 1 and x.get_owner() == MESSAGE_OWNER['NOT_SENT']),
+                                     self._corr))
+            self._unsaved_messages = len(self.get_unsent_messages())
 
     def get_curr_text(self):
         return self._curr_text
@@ -133,8 +153,8 @@ class Friend(contact.Contact):
         Update status of active transfer and load inline if needed
         """
         try:
-            tr = filter(lambda x: x.get_type() == MESSAGE_TYPE['FILE_TRANSFER'] and x.is_active(file_number),
+            tr = list(filter(lambda x: x.get_type() == MESSAGE_TYPE['FILE_TRANSFER'] and x.is_active(file_number),
-                        self._corr)[0]
+                        self._corr))[0]
             tr.set_status(status)
             i = self._corr.index(tr)
             if inline:  # inline was loaded
@@ -148,10 +168,10 @@ class Friend(contact.Contact):
         return messages
 
     def clear_unsent_files(self):
-        self._corr = filter(lambda x: type(x) is not UnsentFile, self._corr)
+        self._corr = list(filter(lambda x: type(x) is not UnsentFile, self._corr))
 
     def delete_one_unsent_file(self, time):
-        self._corr = filter(lambda x: not (type(x) is UnsentFile and x.get_data()[2] == time), self._corr)
+        self._corr = list(filter(lambda x: not (type(x) is UnsentFile and x.get_data()[2] == time), self._corr))
 
     # -----------------------------------------------------------------------------------------------------------------
     # Alias support

src/history.py

@@ -15,7 +15,7 @@ MESSAGE_OWNER = {
 }
 
 
-class History(object):
+class History:
 
     def __init__(self, name):
         self._name = name
@@ -45,7 +45,7 @@ class History(object):
             path = settings.ProfileHelper.get_path() + self._name + '.hstr'
             with open(path, 'rb') as fin:
                 data = fin.read()
-            data = encr.pass_encrypt(data)
+            data = encr.pass_encrypt(bytes(data))
             with open(path, 'wb') as fout:
                 fout.write(data)
 
@@ -132,6 +132,19 @@ class History(object):
             db.close()
         pass
 
+    def delete_message(self, tox_id, time):
+        chdir(settings.ProfileHelper.get_path())
+        db = connect(self._name + '.hstr')
+        try:
+            cursor = db.cursor()
+            cursor.execute('DELETE FROM id' + tox_id + ' WHERE unix_time = ' + str(time) + ';')
+            db.commit()
+        except:
+            db.rollback()
+            raise
+        finally:
+            db.close()
+
     def delete_messages(self, tox_id):
         chdir(settings.ProfileHelper.get_path())
         db = connect(self._name + '.hstr')
@@ -148,7 +161,7 @@ class History(object):
     def messages_getter(self, tox_id):
         return History.MessageGetter(self._name, tox_id)
 
-    class MessageGetter(object):
+    class MessageGetter:
         def __init__(self, name, tox_id):
             chdir(settings.ProfileHelper.get_path())
             self._db = connect(name + '.hstr')

src/libtox.py

@@ -1,15 +1,16 @@
 from platform import system
 from ctypes import CDLL
+import util
 
 
-class LibToxCore(object):
+class LibToxCore:
 
     def __init__(self):
         if system() == 'Linux':
             # libtoxcore and libsodium must be installed in your os
             self._libtoxcore = CDLL('libtoxcore.so')
         elif system() == 'Windows':
-            self._libtoxcore = CDLL('libs/libtox.dll')
+            self._libtoxcore = CDLL(util.curr_directory() + '/libs/libtox.dll')
         else:
             raise OSError('Unknown system.')
 
@@ -17,7 +18,7 @@ class LibToxCore(object):
         return self._libtoxcore.__getattr__(item)
 
 
-class LibToxAV(object):
+class LibToxAV:
 
     def __init__(self):
         if system() == 'Linux':
@@ -25,7 +26,7 @@ class LibToxAV(object):
             self._libtoxav = CDLL('libtoxav.so')
         elif system() == 'Windows':
             # on Windows av api is in libtox.dll
-            self._libtoxav = CDLL('libs/libtox.dll')
+            self._libtoxav = CDLL(util.curr_directory() + '/libs/libtox.dll')
         else:
             raise OSError('Unknown system.')
 
@@ -33,7 +34,7 @@ class LibToxAV(object):
         return self._libtoxav.__getattr__(item)
 
 
-class LibToxEncryptSave(object):
+class LibToxEncryptSave:
 
     def __init__(self):
         if system() == 'Linux':
@@ -41,7 +42,7 @@ class LibToxEncryptSave(object):
             self._lib_tox_encrypt_save = CDLL('libtoxencryptsave.so')
         elif system() == 'Windows':
             # on Windows profile encryption api is in libtox.dll
-            self._lib_tox_encrypt_save = CDLL('libs/libtox.dll')
+            self._lib_tox_encrypt_save = CDLL(util.curr_directory() + '/libs/libtox.dll')
         else:
             raise OSError('Unknown system.')
 

src/list_items.py

@@ -7,7 +7,7 @@ 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
 from widgets import DataLabel, create_menu
-import cgi
+import html as h
 import smileys
 import settings
 
@@ -70,7 +70,7 @@ class MessageEdit(QtGui.QTextBrowser):
         self.setLineWrapColumnOrWidth(self.lineWrapColumnOrWidth())
 
     def decoratedText(self, text):
-        text = cgi.escape(text)  # replace < and >
+        text = h.escape(text)  # replace < and >
         exp = QtCore.QRegExp(
             '('
             '(?:\\b)((www\\.)|(http[s]?|ftp)://)'
@@ -121,14 +121,15 @@ class MessageItem(QtGui.QWidget):
         font.setPointSize(10)
         font.setBold(False)
         self.time.setFont(font)
-
+        self._time = time
         if not sent:
             movie = QtGui.QMovie(curr_directory() + '/images/spinner.gif')
             self.time.setMovie(movie)
             movie.start()
-            self.t = time
+            self.t = True
         else:
-            self.time.setText(time)
+            self.time.setText(convert_time(time))
+            self.t = False
 
         self.message = MessageEdit(text, parent.width() - 150, message_type, self)
         if message_type != TOX_MESSAGE_TYPE['NORMAL']:
@@ -138,10 +139,23 @@ class MessageItem(QtGui.QWidget):
         self.message.setGeometry(QtCore.QRect(100, 0, parent.width() - 150, self.message.height()))
         self.setFixedHeight(self.message.height())
 
+    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)
+            parent_position = self.time.mapToGlobal(QtCore.QPoint(0, 0))
+            self.listMenu.move(parent_position)
+            self.listMenu.show()
+
+    def delete(self):
+        pr = profile.Profile.get_instance()
+        pr.delete_message(self._time)
+
     def mark_as_sent(self):
-        if hasattr(self, 't'):
+        if self.t:
-            self.time.setText(self.t)
+            self.time.setText(convert_time(self._time))
-            del self.t
+            self.t = False
             return True
         return False
 
@@ -303,14 +317,14 @@ class FileTransferItem(QtGui.QListWidget):
         self.file_name.setGeometry(QtCore.QRect(210, 7, width - 420, 20))
         font.setPointSize(12)
         self.file_name.setFont(font)
-        file_size = size / 1024
+        file_size = size // 1024
         if not file_size:
             file_size = '{}B'.format(size)
         elif file_size >= 1024:
-            file_size = '{}MB'.format(file_size / 1024)
+            file_size = '{}MB'.format(file_size // 1024)
         else:
             file_size = '{}KB'.format(file_size)
-        file_data = u'{} {}'.format(file_size, file_name)
+        file_data = '{} {}'.format(file_size, file_name)
         self.file_name.setText(file_data)
         self.file_name.setToolTip(file_name)
         self.saved_name = file_name
@@ -435,7 +449,7 @@ class InlineImageItem(QtGui.QScrollArea):
         self.setWidget(self._image_label)
         self._image_label.setScaledContents(False)
         self._pixmap = QtGui.QPixmap()
-        self._pixmap.loadFromData(QtCore.QByteArray(data), "PNG")
+        self._pixmap.loadFromData(data, 'PNG')
         self._max_size = width - 30
         self._resize_needed = not (self._pixmap.width() <= self._max_size)
         self._full_size = not self._resize_needed

src/loginscreen.py

@@ -83,7 +83,7 @@ class LoginScreen(CenteredWidget):
 
     def create_profile(self):
         self.type = 1
-        self.name = self.new_name.toPlainText()
+        self.name = self.new_name.text()
         self.close()
 
     def load_ex_profile(self):

src/main.py

@@ -11,14 +11,13 @@ from profile import tox_factory
 from callbacks import init_callbacks
 from util import curr_directory
 import styles.style
-import locale
 import toxencryptsave
 from passwordscreen import PasswordScreen
 import profile
 from plugin_support import PluginLoader
 
 
-class Toxygen(object):
+class Toxygen:
 
     def __init__(self, path_or_uri=None):
         super(Toxygen, self).__init__()
@@ -62,8 +61,8 @@ class Toxygen(object):
         encrypt_save = toxencryptsave.LibToxEncryptSave()
 
         if self.path is not None:
-            path = os.path.dirname(self.path.encode(locale.getpreferredencoding())) + '/'
+            path = os.path.dirname(self.path) + '/'
-            name = os.path.basename(self.path.encode(locale.getpreferredencoding()))[:-4]
+            name = os.path.basename(self.path)[:-4]
             data = ProfileHelper(path, name).open_profile()
             if encrypt_save.is_data_encrypted(data):
                 data = self.enter_pass(data)
@@ -94,10 +93,11 @@ class Toxygen(object):
                 if not _login.t:
                     return
                 elif _login.t == 1:  # create new profile
+                    _login.name = _login.name.strip()
                     name = _login.name if _login.name else 'toxygen_user'
                     self.tox = tox_factory()
-                    self.tox.self_set_name(_login.name if _login.name else 'Toxygen User')
+                    self.tox.self_set_name(bytes(_login.name, 'utf-8') if _login.name else b'Toxygen User')
-                    self.tox.self_set_status_message('Toxing on Toxygen')
+                    self.tox.self_set_status_message(b'Toxing on Toxygen')
                     ProfileHelper(Settings.get_default_path(), name).save_profile(self.tox.get_savedata())
                     path = Settings.get_default_path()
                     settings = Settings(name)
@@ -112,7 +112,6 @@ class Toxygen(object):
                     self.tox = tox_factory(data, settings)
             else:
                 path, name = auto_profile
-                path = path.encode(locale.getpreferredencoding())
                 data = ProfileHelper(path, name).open_profile()
                 if encrypt_save.is_data_encrypted(data):
                     data = self.enter_pass(data)
@@ -283,7 +282,7 @@ class Toxygen(object):
                     self.tox.bootstrap(*data)
             except:
                 pass
-            for _ in xrange(10):
+            for _ in range(10):
                 if self.stop:
                     return
                 self.msleep(1000)
@@ -322,7 +321,7 @@ class Toxygen(object):
                 self.toxav.iterate()
                 self.msleep(self.toxav.iteration_interval())
 
-    class Login(object):
+    class Login:
 
         def __init__(self, arr):
             self.arr = arr

src/mainscreen.py

@@ -499,7 +499,7 @@ class MainWindow(QtGui.QMainWindow):
         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 = u'{} {}'.format(user, friend.name)
+        user = '{} {}'.format(user, friend.name)
 
         def save_note(text):
             if friend.tox_id in s['notes']:

src/mainscreen_widgets.py

@@ -99,7 +99,6 @@ class ScreenShotWindow(QtGui.QWidget):
         if self.rubberband.isVisible():
             self.rubberband.hide()
             rect = self.rubberband.geometry()
-            print rect
             if rect.width() and rect.height():
                 p = QtGui.QPixmap.grabWindow(QtGui.QApplication.desktop().winId(),
                                              rect.x() + 4,
@@ -110,7 +109,7 @@ class ScreenShotWindow(QtGui.QWidget):
                 buffer = QtCore.QBuffer(byte_array)
                 buffer.open(QtCore.QIODevice.WriteOnly)
                 p.save(buffer, 'PNG')
-                Profile.get_instance().send_screenshot(str(byte_array.data()))
+                Profile.get_instance().send_screenshot(bytes(byte_array.data()))
             self.close()
 
     def keyPressEvent(self, event):
@@ -132,12 +131,14 @@ class SmileyWindow(QtGui.QWidget):
         inst = smileys.SmileyLoader.get_instance()
         self.data = inst.get_smileys()
         count = len(self.data)
+        if not count:
+            self.close()
         self.page_size = int(pow(count / 8, 0.5) + 1) * 8  # smileys per page
         if count % self.page_size == 0:
-            self.page_count = count / self.page_size
+            self.page_count = count // self.page_size
         else:
-            self.page_count = int(count / float(self.page_size) + 0.5)
+            self.page_count = round(count / self.page_size + 0.5)
-        self.page = 0
+        self.page = -1
         self.radio = []
         self.parent = parent
         for i in range(self.page_count):  # buttons with smileys
@@ -145,13 +146,13 @@ class SmileyWindow(QtGui.QWidget):
             elem.setGeometry(QtCore.QRect(i * 20 + 5, 180, 20, 20))
             elem.clicked.connect(lambda i=i: self.checked(i))
             self.radio.append(elem)
-        width = max(self.page_count * 20 + 30, (self.page_size + 5) * 8 / 10)
+        width = max(self.page_count * 20 + 30, (self.page_size + 5) * 8 // 10)
         self.setMaximumSize(width, 200)
         self.setMinimumSize(width, 200)
         self.buttons = []
         for i in range(self.page_size):  # pages - radio buttons
             b = QtGui.QPushButton(self)
-            b.setGeometry(QtCore.QRect((i / 8) * 20 + 5, (i % 8) * 20, 20, 20))
+            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)
         self.checked(0)

src/menu.py

@@ -258,7 +258,7 @@ class ProfileSettings(CenteredWidget):
 
     def closeEvent(self, event):
         profile = Profile.get_instance()
-        profile.set_name(self.nick.text().encode('utf-8'))
+        profile.set_name(self.nick.text())
         profile.set_status_message(self.status_message.text().encode('utf-8'))
         profile.set_status(self.status.currentIndex())
 
@@ -306,7 +306,7 @@ class NetworkSettings(CenteredWidget):
         self.udp.setChecked(settings['udp_enabled'])
         self.proxy.setChecked(settings['proxy_type'])
         self.proxyip.setText(settings['proxy_host'])
-        self.proxyport.setText(unicode(settings['proxy_port']))
+        self.proxyport.setText(str(settings['proxy_port']))
         self.http.setChecked(settings['proxy_type'] == 1)
         self.warning = QtGui.QLabel(self)
         self.warning.setGeometry(QtCore.QRect(5, 270, 290, 60))
@@ -360,45 +360,51 @@ class PrivacySettings(CenteredWidget):
 
     def initUI(self):
         self.setObjectName("privacySettings")
-        self.resize(350, 550)
+        self.resize(370, 600)
-        self.setMinimumSize(QtCore.QSize(350, 550))
+        self.setMinimumSize(QtCore.QSize(370, 600))
-        self.setMaximumSize(QtCore.QSize(350, 550))
+        self.setMaximumSize(QtCore.QSize(370, 600))
         self.saveHistory = QtGui.QCheckBox(self)
-        self.saveHistory.setGeometry(QtCore.QRect(10, 20, 291, 22))
+        self.saveHistory.setGeometry(QtCore.QRect(10, 20, 350, 22))
+        self.saveUnsentOnly = QtGui.QCheckBox(self)
+        self.saveUnsentOnly.setGeometry(QtCore.QRect(10, 60, 350, 22))
+
         self.fileautoaccept = QtGui.QCheckBox(self)
-        self.fileautoaccept.setGeometry(QtCore.QRect(10, 60, 271, 22))
+        self.fileautoaccept.setGeometry(QtCore.QRect(10, 100, 350, 22))
 
         self.typingNotifications = QtGui.QCheckBox(self)
-        self.typingNotifications.setGeometry(QtCore.QRect(10, 100, 350, 30))
+        self.typingNotifications.setGeometry(QtCore.QRect(10, 140, 350, 30))
         self.inlines = QtGui.QCheckBox(self)
-        self.inlines.setGeometry(QtCore.QRect(10, 140, 350, 30))
+        self.inlines.setGeometry(QtCore.QRect(10, 180, 350, 30))
         self.auto_path = QtGui.QLabel(self)
-        self.auto_path.setGeometry(QtCore.QRect(10, 190, 350, 30))
+        self.auto_path.setGeometry(QtCore.QRect(10, 230, 350, 30))
         self.path = QtGui.QPlainTextEdit(self)
-        self.path.setGeometry(QtCore.QRect(10, 225, 330, 45))
+        self.path.setGeometry(QtCore.QRect(10, 265, 330, 45))
         self.change_path = QtGui.QPushButton(self)
-        self.change_path.setGeometry(QtCore.QRect(10, 280, 330, 30))
+        self.change_path.setGeometry(QtCore.QRect(10, 320, 350, 30))
         settings = Settings.get_instance()
         self.typingNotifications.setChecked(settings['typing_notifications'])
         self.fileautoaccept.setChecked(settings['allow_auto_accept'])
         self.saveHistory.setChecked(settings['save_history'])
         self.inlines.setChecked(settings['allow_inline'])
+        self.saveUnsentOnly.setChecked(settings['save_unsent_only'])
+        self.saveUnsentOnly.setEnabled(settings['save_history'])
+        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.setGeometry(QtCore.QRect(10, 320, 330, 30))
+        self.block_user_label.setGeometry(QtCore.QRect(10, 360, 350, 30))
         self.block_id = QtGui.QPlainTextEdit(self)
-        self.block_id.setGeometry(QtCore.QRect(10, 350, 330, 30))
+        self.block_id.setGeometry(QtCore.QRect(10, 390, 350, 30))
         self.block = QtGui.QPushButton(self)
-        self.block.setGeometry(QtCore.QRect(10, 390, 330, 30))
+        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.setGeometry(QtCore.QRect(10, 430, 330, 30))
+        self.blocked_users_label.setGeometry(QtCore.QRect(10, 470, 350, 30))
         self.comboBox = QtGui.QComboBox(self)
-        self.comboBox.setGeometry(QtCore.QRect(10, 460, 330, 30))
+        self.comboBox.setGeometry(QtCore.QRect(10, 500, 350, 30))
         self.comboBox.addItems(settings['blocked'])
         self.unblock = QtGui.QPushButton(self)
-        self.unblock.setGeometry(QtCore.QRect(10, 500, 330, 30))
+        self.unblock.setGeometry(QtCore.QRect(10, 540, 350, 30))
         self.unblock.clicked.connect(lambda: self.unblock_user())
         self.retranslateUi()
         QtCore.QMetaObject.connectSlotsByName(self)
@@ -415,6 +421,12 @@ class PrivacySettings(CenteredWidget):
         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))
+
+    def update(self, new_state):
+        self.saveUnsentOnly.setEnabled(new_state)
+        if not new_state:
+            self.saveUnsentOnly.setChecked(False)
 
     def unblock_user(self):
         if not self.comboBox.count():
@@ -429,6 +441,7 @@ class PrivacySettings(CenteredWidget):
         settings = Settings.get_instance()
         settings['typing_notifications'] = self.typingNotifications.isChecked()
         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",
@@ -444,6 +457,21 @@ class PrivacySettings(CenteredWidget):
                 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:
+                Profile.get_instance().clear_history(None, True)
+                settings['save_unsent_only'] = self.saveUnsentOnly.isChecked()
+        else:
+            settings['save_unsent_only'] = self.saveUnsentOnly.isChecked()
         settings['auto_accept_path'] = self.path.toPlainText()
         settings['allow_inline'] = self.inlines.isChecked()
         settings.save()
@@ -650,13 +678,13 @@ class AudioSettings(CenteredWidget):
         p = pyaudio.PyAudio()
         settings = Settings.get_instance()
         self.in_indexes, self.out_indexes = [], []
-        for i in xrange(p.get_device_count()):
+        for i in range(p.get_device_count()):
             device = p.get_device_info_by_index(i)
             if device["maxInputChannels"]:
-                self.input.addItem(unicode(device["name"]))
+                self.input.addItem(str(device["name"]))
                 self.in_indexes.append(i)
             if device["maxOutputChannels"]:
-                self.output.addItem(unicode(device["name"]))
+                self.output.addItem(str(device["name"]))
                 self.out_indexes.append(i)
         self.input.setCurrentIndex(self.in_indexes.index(settings.audio['input']))
         self.output.setCurrentIndex(self.out_indexes.index(settings.audio['output']))
@@ -728,7 +756,7 @@ class PluginsSettings(CenteredWidget):
     def update_list(self):
         self.comboBox.clear()
         data = self.pl_loader.get_plugins_list()
-        self.comboBox.addItems(map(lambda x: x[0], data))
+        self.comboBox.addItems(list(map(lambda x: x[0], data)))
         self.data = data
 
     def show_data(self):

src/messages.py

@@ -9,7 +9,7 @@ MESSAGE_TYPE = {
 }
 
 
-class Message(object):
+class Message:
 
     def __init__(self, message_type, owner, time):
         self._time = time

src/notifications.py

@@ -35,7 +35,7 @@ def tray_notification(title, text, tray, window):
         tray.connect(tray, QtCore.SIGNAL("messageClicked()"), message_clicked)
 
 
-class AudioFile(object):
+class AudioFile:
     chunk = 1024
 
     def __init__(self, fl):

src/passwordscreen.py

@@ -57,8 +57,9 @@ class PasswordScreen(CenteredWidget):
             try:
                 self._encrypt.set_password(self.password.text())
                 new_data = self._encrypt.pass_decrypt(self._data[0])
-            except Exception:
+            except Exception as ex:
                 self.warning.setVisible(True)
+                print('Decryption error:', ex)
             else:
                 self._data[0] = new_data
                 self.close()

src/plugin_support.py

@@ -1,15 +1,17 @@
 import util
 import profile
 import os
-import imp
+import importlib
 import inspect
 import plugins.plugin_super_class as pl
 import toxencryptsave
+import sys
 
 
 class PluginLoader(util.Singleton):
 
     def __init__(self, tox, settings):
+        super().__init__()
         self._profile = profile.Profile.get_instance()
         self._settings = settings
         self._plugins = {}  # dict. key - plugin unique short name, value - tuple (plugin instance, is active)
@@ -32,13 +34,15 @@ class PluginLoader(util.Singleton):
         if not os.path.exists(path):
             util.log('Plugin dir not found')
             return
+        else:
+            sys.path.append(path)
         files = [f for f in os.listdir(path) if os.path.isfile(os.path.join(path, f))]
         for fl in files:
             if fl in ('plugin_super_class.py', '__init__.py') or not fl.endswith('.py'):
                 continue
             name = fl[:-3]  # module name without .py
             try:
-                module = imp.load_source('plugins.' + name, path + fl)  # import plugin
+                module = importlib.import_module(name)  # import plugin
             except ImportError:
                 util.log('Import error in module ' + name)
                 continue
@@ -47,8 +51,8 @@ class PluginLoader(util.Singleton):
                 continue
             for elem in dir(module):
                 obj = getattr(module, elem)
-                if inspect.isclass(obj) and issubclass(obj, pl.PluginSuperClass):  # looking for plugin class in module
+                if inspect.isclass(obj) and hasattr(obj, 'is_plugin') and obj.is_plugin:  # looking for plugin class in module
-                    print 'Plugin', elem
+                    print('Plugin', elem)
                     try:  # create instance of plugin class
                         inst = obj(self._tox, self._profile, self._settings, self._encr)
                         autostart = inst.get_short_name() in self._settings['plugins']
@@ -147,6 +151,6 @@ class PluginLoader(util.Singleton):
         """
         App is closing, stop all plugins
         """
-        for key in self._plugins.keys():
+        for key in list(self._plugins.keys()):
             self._plugins[key][0].close()
             del self._plugins[key]

src/plugins/plugin_super_class.py

@@ -26,13 +26,14 @@ def log(name, data):
     :param data: data for saving in log
     """
     with open(path_to_data(name) + 'logs.txt', 'a') as fl:
-        fl.write(str(data) + '\n')
+        fl.write(bytes(data, 'utf-8') + b'\n')
 
 
-class PluginSuperClass(object):
+class PluginSuperClass:
     """
     Superclass for all plugins. Plugin is python module with at least one class derived from PluginSuperClass.
     """
+    is_plugin = True
 
     def __init__(self, name, short_name, tox=None, profile=None, settings=None, encrypt_save=None):
         """
@@ -159,9 +160,9 @@ class PluginSuperClass(object):
         """
         This method loads settings of plugin and returns raw data
         """
-        with open(path_to_data(self._short_name) + 'settings.json') as fl:
+        with open(path_to_data(self._short_name) + 'settings.json', 'rb') as fl:
             data = fl.read()
-        return data
+        return str(data, 'utf-8')
 
     def save_settings(self, data):
         """
@@ -169,7 +170,7 @@ class PluginSuperClass(object):
         :param data: string with data
         """
         with open(path_to_data(self._short_name) + 'settings.json', 'wb') as fl:
-            fl.write(data)
+            fl.write(bytes(data, 'utf-8'))
 
     # -----------------------------------------------------------------------------------------------------------------
     # Callbacks
@@ -212,8 +213,10 @@ class PluginSuperClass(object):
             data = ''
         try:
             return self._tox.friend_send_lossless_packet(friend_number,
+                                                         bytes([ord(x) for x in
                                                                 chr(len(self._short_name) + LOSSLESS_FIRST_BYTE) +
-                                                         self._short_name + str(data))
+                                                                self._short_name + str(data)
+                                                                ]))
         except:
             return False
 
@@ -228,7 +231,9 @@ class PluginSuperClass(object):
             data = ''
         try:
             return self._tox.friend_send_lossy_packet(friend_number,
+                                                      bytes([ord(x) for x in
                                                              chr(len(self._short_name) + LOSSY_FIRST_BYTE) +
-                                                      self._short_name + str(data))
+                                                             self._short_name + str(data)
+                                                             ]))
         except:
             return False

src/profile.py

@@ -7,7 +7,7 @@ from friend import *
 from settings import *
 from toxcore_enums_and_consts import *
 from ctypes import *
-from util import curr_time, log, Singleton, curr_directory, convert_time
+from util import log, Singleton, curr_directory
 from tox_dns import tox_dns
 from history import *
 from file_transfers import *
@@ -26,10 +26,12 @@ class Profile(contact.Contact, Singleton):
         :param tox: tox instance
         :param screen: ref to main screen
         """
-        super(Profile, self).__init__(tox.self_get_name(),
+        contact.Contact.__init__(self,
+                                 tox.self_get_name(),
                                  tox.self_get_status_message(),
                                  screen.user_info,
                                  tox.self_get_address())
+        Singleton.__init__(self)
         self._screen = screen
         self._messages = screen.messages
         self._tox = tox
@@ -45,10 +47,8 @@ class Profile(contact.Contact, Singleton):
         self._friends, self._active_friend = [], -1
         for i in data:  # creates list of friends
             tox_id = tox.friend_get_public_key(i)
-            if not self._history.friend_exists_in_db(tox_id):
-                self._history.add_friend_to_db(tox_id)
             try:
-                alias = filter(lambda x: x[0] == tox_id, aliases)[0][1]
+                alias = list(filter(lambda x: x[0] == tox_id, aliases))[0][1]
             except:
                 alias = ''
             item = self.create_friend_item()
@@ -77,17 +77,18 @@ class Profile(contact.Contact, Singleton):
             self._tox.self_set_status(status)
 
     def set_name(self, value):
+        if self.name == value:
+            return
         tmp = self.name
-        super(Profile, self).set_name(value)
+        super(Profile, self).set_name(value.encode('utf-8'))
         self._tox.self_set_name(self._name.encode('utf-8'))
-        if tmp != value:
         message = QtGui.QApplication.translate("MainWindow", 'User {} is now known as {}', None,
                                                QtGui.QApplication.UnicodeUTF8)
         message = message.format(tmp, value)
         for friend in self._friends:
             friend.append_message(InfoMessage(message, time.time()))
         if self._active_friend + 1:
-                self.create_message_item(message, curr_time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
+            self.create_message_item(message, time.time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
             self._messages.scrollToBottom()
 
     def set_status_message(self, value):
@@ -131,7 +132,7 @@ class Profile(contact.Contact, Singleton):
         self.filtration(self._show_online, self._filter_string)
 
     def get_friend_by_number(self, num):
-        return filter(lambda x: x.number == num, self._friends)[0]
+        return list(filter(lambda x: x.number == num, self._friends))[0]
 
     def get_friend(self, num):
         return self._friends[num]
@@ -178,7 +179,7 @@ class Profile(contact.Contact, Singleton):
                     if message.get_type() <= 1:
                         data = message.get_data()
                         self.create_message_item(data[0],
-                                                 convert_time(data[2]),
+                                                 data[2],
                                                  data[1],
                                                  data[3])
                     elif message.get_type() == MESSAGE_TYPE['FILE_TRANSFER']:
@@ -192,13 +193,13 @@ class Profile(contact.Contact, Singleton):
                                 ft.set_state_changed_handler(item.update)
                                 ft.signal()
                             except:
-                                print 'Incoming not started transfer - no info found'
+                                print('Incoming not started transfer - no info found')
                     elif message.get_type() == MESSAGE_TYPE['INLINE']:  # inline
                         self.create_inline_item(message.get_data())
                     else:  # info message
                         data = message.get_data()
                         self.create_message_item(data[0],
-                                                 convert_time(data[2]),
+                                                 data[2],
                                                  '',
                                                  data[3])
                 self._messages.scrollToBottom()
@@ -222,8 +223,9 @@ class Profile(contact.Contact, Singleton):
             self._screen.account_avatar.setScaledContents(False)
             self._screen.account_avatar.setPixmap(pixmap.scaled(64, 64, QtCore.Qt.KeepAspectRatio))
             self._screen.account_avatar.repaint()  # comment?
-        except:  # no friend found. ignore
+        except Exception as ex:  # no friend found. ignore
-            log('Incorrect friend value: ' + str(value))
+            log('Friend value: ' + str(value))
+            log('Error: ' + str(ex))
             raise
 
     active_friend = property(get_active, set_active)
@@ -244,14 +246,14 @@ class Profile(contact.Contact, Singleton):
         friend = self.get_friend_by_number(number)
         tmp = friend.name
         friend.set_name(name)
-        name = name.decode('utf-8')
+        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 = message.format(tmp, name)
             friend.append_message(InfoMessage(message, time.time()))
             friend.actions = True
             if number == self.get_active_number():
-                self.create_message_item(message, curr_time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
+                self.create_message_item(message, time.time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
                 self._messages.scrollToBottom()
             self.set_active(None)
 
@@ -277,7 +279,7 @@ class Profile(contact.Contact, Singleton):
             if friend_number == self.get_active_number():
                 self.update()
         except Exception as ex:
-            print 'Exception in file sending: ' + str(ex)
+            print('Exception in file sending: ' + str(ex))
 
     def friend_exit(self, friend_number):
         """
@@ -324,10 +326,11 @@ class Profile(contact.Contact, Singleton):
         """
         friend = self.get_friend_by_number(friend_number)
         friend.load_corr()
-        messages = friend.unsent_messages()
+        messages = friend.get_unsent_messages()
         try:
             for message in messages:
                 self.split_and_send(friend_number, message.get_data()[-1], message.get_data()[0].encode('utf-8'))
+                friend.inc_receipts()
         except:
             pass
 
@@ -362,15 +365,16 @@ class Profile(contact.Contact, Singleton):
         :param message: text of message
         """
         if friend_num == self.get_active_number():  # add message to list
-            self.create_message_item(message.decode('utf-8'), curr_time(), MESSAGE_OWNER['FRIEND'], message_type)
+            t = time.time()
+            self.create_message_item(message, t, MESSAGE_OWNER['FRIEND'], message_type)
             self._messages.scrollToBottom()
             self._friends[self._active_friend].append_message(
-                TextMessage(message.decode('utf-8'), MESSAGE_OWNER['FRIEND'], time.time(), message_type))
+                TextMessage(message, MESSAGE_OWNER['FRIEND'], t, message_type))
         else:
             friend = self.get_friend_by_number(friend_num)
             friend.inc_messages()
             friend.append_message(
-                TextMessage(message.decode('utf-8'), MESSAGE_OWNER['FRIEND'], time.time(), message_type))
+                TextMessage(message, MESSAGE_OWNER['FRIEND'], time.time(), message_type))
             if not friend.visibility:
                 self.update_filtration()
 
@@ -392,10 +396,17 @@ class Profile(contact.Contact, Singleton):
             friend.inc_receipts()
             if friend.status is not None:
                 self.split_and_send(friend.number, message_type, text.encode('utf-8'))
-            self.create_message_item(text, curr_time(), MESSAGE_OWNER['NOT_SENT'], message_type)
+            t = time.time()
+            self.create_message_item(text, t, MESSAGE_OWNER['NOT_SENT'], message_type)
             self._screen.messageEdit.clear()
             self._messages.scrollToBottom()
-            friend.append_message(TextMessage(text, MESSAGE_OWNER['NOT_SENT'], time.time(), message_type))
+            friend.append_message(TextMessage(text, MESSAGE_OWNER['NOT_SENT'], t, message_type))
+
+    def delete_message(self, time):
+        friend = self._friends[self._active_friend]
+        friend.delete_message(time)
+        self._history.delete_message(friend.tox_id, time)
+        self.update()
 
     # -----------------------------------------------------------------------------------------------------------------
     # History support
@@ -405,35 +416,39 @@ class Profile(contact.Contact, Singleton):
         """
         Save history to db
         """
+        s = Settings.get_instance()
         if hasattr(self, '_history'):
-            if Settings.get_instance()['save_history']:
+            if s['save_history']:
                 for friend in self._friends:
-                    messages = friend.get_corr_for_saving()
                     if not self._history.friend_exists_in_db(friend.tox_id):
                         self._history.add_friend_to_db(friend.tox_id)
+                    if not s['save_unsent_only']:
+                        messages = friend.get_corr_for_saving()
+                    else:
+                        messages = friend.get_unsent_messages_for_saving()
+                        self._history.delete_messages(friend.tox_id)
                     self._history.save_messages_to_db(friend.tox_id, messages)
-                    unsent_messages = friend.unsent_messages()
+                    unsent_messages = friend.get_unsent_messages()
                     unsent_time = unsent_messages[0].get_data()[2] if len(unsent_messages) else time.time() + 1
                     self._history.update_messages(friend.tox_id, unsent_time)
             self._history.save()
             del self._history
 
-    def clear_history(self, num=None):
+    def clear_history(self, num=None, save_unsent=False):
         """
         Clear chat history
         """
         if num is not None:
             friend = self._friends[num]
-            friend.clear_corr()
+            friend.clear_corr(save_unsent)
             if self._history.friend_exists_in_db(friend.tox_id):
                 self._history.delete_messages(friend.tox_id)
                 self._history.delete_friend_from_db(friend.tox_id)
         else:  # clear all history
-            for number in xrange(len(self._friends)):
+            for number in range(len(self._friends)):
-                self.clear_history(number)
+                self.clear_history(number, save_unsent)
         if num is None or num == self.get_active_number():
-            self._messages.clear()
+            self.update()
-            self._messages.repaint()
 
     def load_history(self):
         """
@@ -450,7 +465,7 @@ class Profile(contact.Contact, Singleton):
             if message.get_type() <= 1:  # text message
                 data = message.get_data()
                 self.create_message_item(data[0],
-                                         convert_time(data[2]),
+                                         data[2],
                                          data[1],
                                          data[3],
                                          False)
@@ -465,13 +480,13 @@ class Profile(contact.Contact, Singleton):
                         ft.set_state_changed_handler(item.update)
                         ft.signal()
                     except:
-                        print 'Incoming not started transfer - no info found'
+                        print('Incoming not started transfer - no info found')
             elif message.get_type() == MESSAGE_TYPE['INLINE']:  # inline
                 self.create_inline_item(message.get_data())
             else:  # info message
                 data = message.get_data()
                 self.create_message_item(data[0],
-                                         convert_time(data[2]),
+                                         data[2],
                                          '',
                                          data[3])
 
@@ -558,11 +573,11 @@ class Profile(contact.Contact, Singleton):
         Set new alias for friend
         """
         friend = self._friends[num]
-        name = friend.name.encode('utf-8')
+        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 = dialog.format(name.decode('utf-8'))
+        dialog = dialog.format(name)
         title = QtGui.QApplication.translate('MainWindow',
                                              'Set alias',
                                              None, QtGui.QApplication.UnicodeUTF8)
@@ -570,28 +585,29 @@ class Profile(contact.Contact, Singleton):
                                               title,
                                               dialog,
                                               QtGui.QLineEdit.Normal,
-                                              name.decode('utf-8'))
+                                              name)
         if ok:
             settings = Settings.get_instance()
             aliases = settings['friends_aliases']
             if text:
-                friend.name = text.encode('utf-8')
+                friend.name = bytes(text, 'utf-8')
                 try:
-                    index = map(lambda x: x[0], aliases).index(friend.tox_id)
+                    index = list(map(lambda x: x[0], aliases)).index(friend.tox_id)
                     aliases[index] = (friend.tox_id, text)
                 except:
                     aliases.append((friend.tox_id, text))
                 friend.set_alias(text)
             else:  # use default name
-                friend.name = self._tox.friend_get_name(friend.number).encode('utf-8')
+                friend.name = bytes(self._tox.friend_get_name(friend.number), 'utf-8')
                 friend.set_alias('')
                 try:
-                    index = map(lambda x: x[0], aliases).index(friend.tox_id)
+                    index = list(map(lambda x: x[0], aliases)).index(friend.tox_id)
                     del aliases[index]
                 except:
                     pass
             settings.save()
-            self.set_active()
+        if num == self.get_active_number():
+            self.update()
 
     def friend_public_key(self, num):
         return self._friends[num].tox_id
@@ -604,7 +620,7 @@ class Profile(contact.Contact, Singleton):
         friend = self._friends[num]
         settings = Settings.get_instance()
         try:
-            index = map(lambda x: x[0], settings['friends_aliases']).index(friend.tox_id)
+            index = list(map(lambda x: x[0], settings['friends_aliases'])).index(friend.tox_id)
             del settings['friends_aliases'][index]
         except:
             pass
@@ -755,6 +771,8 @@ class Profile(contact.Contact, Singleton):
         if hasattr(self, '_call'):
             self._call.stop()
             del self._call
+        for i in range(len(self._friends)):
+            del self._friends[0]
 
     # -----------------------------------------------------------------------------------------------------------------
     # File transfers support
@@ -905,7 +923,7 @@ class Profile(contact.Contact, Singleton):
         self.send_inline(data, 'toxygen_inline.png')
 
     def send_sticker(self, path):
-        with open(path) as fl:
+        with open(path, 'rb') as fl:
             data = fl.read()
         self.send_inline(data, 'sticker.png')
 
@@ -948,7 +966,7 @@ class Profile(contact.Contact, Singleton):
             self.update()
             return
         elif friend.status is None and is_resend:
-            print 'Error in sending'
+            print('Error in sending')
             raise RuntimeError()
         st = SendTransfer(path, self._tox, friend_number)
         self._file_transfers[(friend_number, st.get_file_number())] = st
@@ -976,6 +994,7 @@ class Profile(contact.Contact, Singleton):
                     self.get_friend_by_number(friend_number).load_avatar()
                     self.set_active(None)
                 elif type(transfer) is ReceiveToBuffer:  # inline image
+                    print('inline')
                     inline = InlineImage(transfer.get_data())
                     i = self.get_friend_by_number(friend_number).update_transfer_data(file_number,
                                                                                       TOX_FILE_TRANSFER_STATE['FINISHED'],
@@ -1005,6 +1024,7 @@ class Profile(contact.Contact, Singleton):
                 if type(transfer) is not SendAvatar:
                     if type(transfer) is SendFromBuffer and Settings.get_instance()['allow_inline']:  # inline
                         inline = InlineImage(transfer.get_data())
+                        print('inline')
                         i = self.get_friend_by_number(friend_number).update_transfer_data(file_number,
                                                                                           TOX_FILE_TRANSFER_STATE[
                                                                                               'FINISHED'],
@@ -1082,7 +1102,7 @@ class Profile(contact.Contact, Singleton):
                 text = QtGui.QApplication.translate("incoming_call", "Outgoing audio call", None,
                                                     QtGui.QApplication.UnicodeUTF8)
             self._friends[self._active_friend].append_message(InfoMessage(text, time.time()))
-            self.create_message_item(text, curr_time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
+            self.create_message_item(text, time.time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
             self._messages.scrollToBottom()
         elif num in self._call:  # finish or cancel call if you call with active friend
             self.stop_call(num, False)
@@ -1102,7 +1122,7 @@ class Profile(contact.Contact, Singleton):
         self._incoming_calls.add(friend_number)
         if friend_number == self.get_active_number():
             self._screen.incoming_call()
-            self.create_message_item(text, curr_time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
+            self.create_message_item(text, time.time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
             self._messages.scrollToBottom()
         else:
             friend.actions = True
@@ -1136,7 +1156,7 @@ class Profile(contact.Contact, Singleton):
         friend = self.get_friend_by_number(friend_number)
         friend.append_message(InfoMessage(text, time.time()))
         if friend_number == self.get_active_number():
-            self.create_message_item(text, curr_time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
+            self.create_message_item(text, time.time(), '', MESSAGE_TYPE['INFO_MESSAGE'])
             self._messages.scrollToBottom()
 
 
@@ -1151,7 +1171,7 @@ def tox_factory(data=None, settings=None):
     tox_options = Tox.options_new()
     tox_options.contents.udp_enabled = settings['udp_enabled']
     tox_options.contents.proxy_type = settings['proxy_type']
-    tox_options.contents.proxy_host = settings['proxy_host']
+    tox_options.contents.proxy_host = bytes(settings['proxy_host'], 'UTF-8')
     tox_options.contents.proxy_port = settings['proxy_port']
     tox_options.contents.start_port = settings['start_port']
     tox_options.contents.end_port = settings['end_port']

src/settings.py

@@ -8,13 +8,14 @@ from toxencryptsave import LibToxEncryptSave
 import smileys
 
 
-class Settings(Singleton, dict):
+class Settings(dict, Singleton):
     """
     Settings of current profile + global app settings
     """
 
     def __init__(self, name):
-        self.path = ProfileHelper.get_path() + unicode(name) + '.json'
+        Singleton.__init__(self)
+        self.path = ProfileHelper.get_path() + str(name) + '.json'
         self.name = name
         if os.path.isfile(self.path):
             with open(self.path, 'rb') as fl:
@@ -23,7 +24,7 @@ class Settings(Singleton, dict):
             try:
                 if inst.is_data_encrypted(data):
                     data = inst.pass_decrypt(data)
-                info = json.loads(data)
+                info = json.loads(str(data, 'utf-8'))
             except Exception as ex:
                 info = Settings.get_default_settings()
                 log('Parsing settings error: ' + str(ex))
@@ -45,7 +46,7 @@ class Settings(Singleton, dict):
                 data = fl.read()
             auto = json.loads(data)
             if 'path' in auto and 'name' in auto:
-                return unicode(auto['path']), unicode(auto['name'])
+                return str(auto['path']), str(auto['name'])
         return '', ''
 
     @staticmethod
@@ -54,8 +55,8 @@ class Settings(Singleton, dict):
         with open(p) as fl:
             data = fl.read()
         data = json.loads(data)
-        data['path'] = unicode(path.decode(locale.getpreferredencoding()))
+        data['path'] = str(path)
-        data['name'] = unicode(name)
+        data['name'] = str(name)
         with open(p, 'w') as fl:
             fl.write(json.dumps(data))
 
@@ -73,7 +74,7 @@ class Settings(Singleton, dict):
 
     @staticmethod
     def is_active_profile(path, name):
-        path = path.decode(locale.getpreferredencoding()) + name + '.tox'
+        path = path + name + '.tox'
         settings = Settings.get_default_path() + 'toxygen.json'
         if os.path.isfile(settings):
             with open(settings) as fl:
@@ -121,7 +122,8 @@ class Settings(Singleton, dict):
             'x': 400,
             'y': 400,
             'message_font_size': 14,
-            'unread_color': 'red'
+            'unread_color': 'red',
+            'save_unsent_only': False
         }
 
     @staticmethod
@@ -136,7 +138,7 @@ class Settings(Singleton, dict):
         default = Settings.get_default_settings()
         for key in default:
             if key not in self:
-                print key
+                print(key)
                 self[key] = default[key]
         self.save()
 
@@ -144,7 +146,9 @@ class Settings(Singleton, dict):
         text = json.dumps(self)
         inst = LibToxEncryptSave.get_instance()
         if inst.has_password():
-            text = inst.pass_encrypt(text)
+            text = bytes(inst.pass_encrypt(bytes(text, 'utf-8')))
+        else:
+            text = bytes(text, 'utf-8')
         with open(self.path, 'wb') as fl:
             fl.write(text)
 
@@ -155,7 +159,7 @@ class Settings(Singleton, dict):
                 data = fl.read()
             app_settings = json.loads(data)
             try:
-                app_settings['active_profile'].remove(unicode(ProfileHelper.get_path() + self.name + '.tox'))
+                app_settings['active_profile'].remove(str(ProfileHelper.get_path() + self.name + '.tox'))
             except:
                 pass
             data = json.dumps(app_settings)
@@ -176,7 +180,7 @@ class Settings(Singleton, dict):
         if 'active_profile' not in app_settings:
             app_settings['active_profile'] = []
         profile_path = ProfileHelper.get_path()
-        app_settings['active_profile'].append(unicode(profile_path + str(self.name) + '.tox'))
+        app_settings['active_profile'].append(str(profile_path + str(self.name) + '.tox'))
         data = json.dumps(app_settings)
         with open(path, 'w') as fl:
             fl.write(data)
@@ -199,7 +203,7 @@ class ProfileHelper(Singleton):
     Class with methods for search, load and save profiles
     """
     def __init__(self, path, name):
-        path = path.decode(locale.getpreferredencoding())
+        Singleton.__init__(self)
         self._path = path + name + '.tox'
         self._directory = path
         # create /avatars if not exists:
@@ -224,7 +228,7 @@ class ProfileHelper(Singleton):
             data = inst.pass_encrypt(data)
         with open(self._path, 'wb') as fl:
             fl.write(data)
-        print 'Profile saved successfully'
+        print('Profile saved successfully')
 
     def export_profile(self, new_path):
         new_path += os.path.basename(self._path)
@@ -232,7 +236,7 @@ class ProfileHelper(Singleton):
             data = fin.read()
         with open(new_path, 'wb') as fout:
             fout.write(data)
-        print 'Profile exported successfully'
+        print('Profile exported successfully')
 
     @staticmethod
     def find_profiles():

src/smileys.py

@@ -14,6 +14,7 @@ class SmileyLoader(util.Singleton):
     """
 
     def __init__(self, settings):
+        super().__init__()
         self._settings = settings
         self._curr_pack = None  # current pack name
         self._smileys = {}  # smileys dict. key - smiley (str), value - path to image (str)
@@ -29,22 +30,22 @@ class SmileyLoader(util.Singleton):
             self._curr_pack = pack_name
             path = self.get_smileys_path() + 'config.json'
             try:
-                with open(path) as fl:
+                with open(path, encoding='utf8') as fl:
                     self._smileys = json.loads(fl.read())
                     fl.seek(0)
                     tmp = json.loads(fl.read(), object_pairs_hook=OrderedDict)
-                print 'Smiley pack {} loaded'.format(pack_name)
+                print('Smiley pack {} loaded'.format(pack_name))
                 keys, values, self._list = [], [], []
                 for key, value in tmp.items():
                     value = self.get_smileys_path() + value
                     if value not in values:
                         keys.append(key)
                         values.append(value)
-                self._list = zip(keys, values)
+                self._list = list(zip(keys, values))
             except Exception as ex:
                 self._smileys = {}
                 self._list = []
-                print 'Smiley pack {} was not loaded. Error: {}'.format(pack_name, ex)
+                print('Smiley pack {} was not loaded. Error: {}'.format(pack_name, ex))
 
     def get_smileys_path(self):
         return util.curr_directory() + '/smileys/' + self._curr_pack + '/'
@@ -54,7 +55,7 @@ class SmileyLoader(util.Singleton):
         return [x[1] for x in os.walk(d)][0]
 
     def get_smileys(self):
-        return self._list[:]
+        return list(self._list)
 
     def add_smileys_to_text(self, text, edit):
         """
@@ -69,7 +70,7 @@ class SmileyLoader(util.Singleton):
         for i in range(len(arr)):
             if arr[i] in self._smileys:
                 file_name = self._smileys[arr[i]]  # image name
-                arr[i] = u'<img title=\"{}\" src=\"{}\" />'.format(arr[i], file_name)
+                arr[i] = '<img title=\"{}\" src=\"{}\" />'.format(arr[i], file_name)
                 if file_name.endswith('.gif'):  # animated smiley
                     edit.addAnimation(QtCore.QUrl(file_name), self.get_smileys_path() + file_name)
         return ' '.join(arr)
@@ -85,6 +86,6 @@ def sticker_loader():
     for key in keys:
         path = d + key + '/'
         files = filter(lambda f: f.endswith('.png'), os.listdir(path))
-        files = map(lambda f: unicode(path + f), files)
+        files = map(lambda f: str(path + f), files)
         result.extend(files)
     return result

src/smileys/starwars/config.json

@@ -0,0 +1 @@
+{":darthmaul:": "darthmaul.png", ":darthsidious:": "darthsidious.png", ":y-wing:": "y-wing.png", ":samjackson:": "samjackson.png", ":confused:": "confused.png", ":sith:": "sith.png", ":sad:": "sad.png", ":jango:": "jango.png", ":tongue:": "tongue.png", ":wink:": "wink.png", ":chewie:": "chewie.png", ":boba:": "boba.png", ":c3p0:": "c3p0.png", ":stormtrooper:": "stormtrooper.png", ":smile:": "smile.png", ":tape:": "tape.png", ":mad:": "mad.png", ":shocked:": "shocked.png", ":jedi:": "jedi.png", ":jarjarbinks:": "jarjarbinks.png", ":dualsith:": "dualsith.png", ":r2d2:": "r2d2.png", ":grin:": "grin.png", ":x-wing:": "x-wing.png", ":leia:": "leia.png", ":happy:": "happy.png", ":jedi2:": "jedi2.png", ":ackbar:": "ackbar.png", ":deathstar:": "deathstar.png", ":darthvader:": "darthvader.png", ":masteryoda:": "masteryoda.png", ":anim:": "anim.gif"}

src/tox.py

@@ -23,15 +23,15 @@ class ToxOptions(Structure):
 
 
 def string_to_bin(tox_id):
-    return c_char_p(tox_id.decode('hex')) if tox_id is not None else None
+    return c_char_p(bytes.fromhex(tox_id)) if tox_id is not None else None
 
 
 def bin_to_string(raw_id, length):
-    res = ''.join('{:02x}'.format(ord(raw_id[i])) for i in xrange(length))
+    res = ''.join('{:02x}'.format(ord(raw_id[i])) for i in range(length))
     return res.upper()
 
 
-class Tox(object):
+class Tox:
 
     libtoxcore = LibToxCore()
     
@@ -382,7 +382,7 @@ class Tox(object):
         if name is None:
             name = create_string_buffer(self.self_get_name_size())
         Tox.libtoxcore.tox_self_get_name(self._tox_pointer, name)
-        return name.value.decode('utf8')
+        return str(name.value, 'utf-8')
 
     def self_set_status_message(self, status_message):
         """
@@ -430,7 +430,7 @@ class Tox(object):
         if status_message is None:
             status_message = create_string_buffer(self.self_get_status_message_size())
         Tox.libtoxcore.tox_self_get_status_message(self._tox_pointer, status_message)
-        return status_message.value.decode('utf8')
+        return str(status_message.value, 'utf-8')
 
     def self_set_status(self, status):
         """
@@ -688,7 +688,7 @@ class Tox(object):
                                            byref(tox_err_friend_query))
         tox_err_friend_query = tox_err_friend_query.value
         if tox_err_friend_query == TOX_ERR_FRIEND_QUERY['OK']:
-            return name.value.decode('utf8')
+            return str(name.value, 'utf-8')
         elif tox_err_friend_query == TOX_ERR_FRIEND_QUERY['NULL']:
             raise ArgumentError('The pointer parameter for storing the query result (name, message) was NULL. Unlike'
                                 ' the `_self_` variants of these functions, which have no effect when a parameter is'
@@ -752,7 +752,7 @@ class Tox(object):
                                                      byref(tox_err_friend_query))
         tox_err_friend_query = tox_err_friend_query.value
         if tox_err_friend_query == TOX_ERR_FRIEND_QUERY['OK']:
-            return status_message.value.decode('utf8')
+            return str(status_message.value, 'utf-8')
         elif tox_err_friend_query == TOX_ERR_FRIEND_QUERY['NULL']:
             raise ArgumentError('The pointer parameter for storing the query result (name, message) was NULL. Unlike'
                                 ' the `_self_` variants of these functions, which have no effect when a parameter is'
@@ -1200,7 +1200,9 @@ class Tox(object):
         """
         tox_err_file_send = c_int()
         result = self.libtoxcore.tox_file_send(self._tox_pointer, c_uint32(friend_number), c_uint32(kind),
-                                               c_uint64(file_size), string_to_bin(file_id), c_char_p(filename),
+                                               c_uint64(file_size),
+                                               string_to_bin(file_id),
+                                               c_char_p(filename),
                                                c_size_t(len(filename)), byref(tox_err_file_send))
         tox_err_file_send = tox_err_file_send.value
         if tox_err_file_send == TOX_ERR_FILE_SEND['OK']:

src/tox_dns.py

@@ -1,5 +1,5 @@
 import json
-import urllib2
+import urllib.request
 from util import log
 
 
@@ -20,10 +20,10 @@ def tox_dns(email):
 
 
 def send_request(url, data):
-    req = urllib2.Request(url)
+    req = urllib.request.Request(url)
     req.add_header('Content-Type', 'application/json')
-    response = urllib2.urlopen(req, json.dumps(data))
+    response = urllib.request.urlopen(req, bytes(json.dumps(data), 'utf-8'))
-    res = json.loads(response.read())
+    res = json.loads(str(response.read(), 'utf-8'))
     if not res['c']:
         return res['tox_id']
     else:

src/toxav.py

@@ -4,7 +4,7 @@ from libtox import LibToxAV
 from toxav_enums import *
 
 
-class ToxAV(object):
+class ToxAV:
     """
     The ToxAV instance type. Each ToxAV instance can be bound to only one Tox instance, and Tox instance can have only
     one ToxAV instance. One must make sure to close ToxAV instance prior closing Tox instance otherwise undefined

src/toxencryptsave.py

@@ -39,6 +39,7 @@ class LibToxEncryptSave(util.Singleton):
     libtoxencryptsave = libtox.LibToxEncryptSave()
 
     def __init__(self):
+        super().__init__()
         self._passphrase = None
 
     def set_password(self, passphrase):
@@ -50,7 +51,7 @@ class LibToxEncryptSave(util.Singleton):
     def is_data_encrypted(self, data):
         func = self.libtoxencryptsave.tox_is_data_encrypted
         func.restype = c_bool
-        result = func(c_char_p(data))
+        result = func(c_char_p(bytes(data)))
         return result
 
     def pass_encrypt(self, data):
@@ -63,7 +64,7 @@ class LibToxEncryptSave(util.Singleton):
         tox_err_encryption = c_int()
         self.libtoxencryptsave.tox_pass_encrypt(c_char_p(data),
                                                 c_size_t(len(data)),
-                                                c_char_p(self._passphrase),
+                                                c_char_p(bytes(self._passphrase, 'utf-8')),
                                                 c_size_t(len(self._passphrase)),
                                                 out,
                                                 byref(tox_err_encryption))
@@ -86,9 +87,9 @@ class LibToxEncryptSave(util.Singleton):
         """
         out = create_string_buffer(len(data) - TOX_PASS_ENCRYPTION_EXTRA_LENGTH)
         tox_err_decryption = c_int()
-        self.libtoxencryptsave.tox_pass_decrypt(c_char_p(data),
+        self.libtoxencryptsave.tox_pass_decrypt(c_char_p(bytes(data)),
                                                 c_size_t(len(data)),
-                                                c_char_p(self._passphrase),
+                                                c_char_p(bytes(self._passphrase, 'utf-8')),
                                                 c_size_t(len(self._passphrase)),
                                                 out,
                                                 byref(tox_err_decryption))

src/translations/en_GB.ts

@@ -26,7 +26,7 @@
 <context>
     <name>Callback</name>
     <message>
-        <location filename="callbacks.py" line="182"/>
+        <location filename="callbacks.py" line="183"/>
         <source>File from</source>
         <translation type="unfinished"></translation>
     </message>
@@ -129,13 +129,13 @@ can produce IP leak</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="profile.py" line="725"/>
+        <location filename="profile.py" line="743"/>
         <source>User {} wants to add you to contact list. Message:
 {}</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="profile.py" line="727"/>
+        <location filename="profile.py" line="745"/>
         <source>Friend request</source>
         <translation></translation>
     </message>
@@ -175,7 +175,7 @@ can produce IP leak</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="profile.py" line="565"/>
+        <location filename="profile.py" line="582"/>
         <source>Enter new alias for friend {} or leave empty to use friend&apos;s name:</source>
         <translation>Enter new alias for friend {} or leave empty to use friend&apos;s name:</translation>
     </message>
@@ -190,7 +190,7 @@ can produce IP leak</source>
         <translation type="obsolete">Find contact</translation>
     </message>
     <message>
-        <location filename="profile.py" line="697"/>
+        <location filename="profile.py" line="715"/>
         <source>Friend added</source>
         <translation>Friend added</translation>
     </message>
@@ -202,12 +202,12 @@ Version: </source>
 Version:</translation>
     </message>
     <message>
-        <location filename="profile.py" line="698"/>
+        <location filename="profile.py" line="716"/>
         <source>Friend added without sending friend request</source>
         <translation>Friend added without sending friend request</translation>
     </message>
     <message>
-        <location filename="list_items.py" line="464"/>
+        <location filename="list_items.py" line="484"/>
         <source>Choose folder</source>
         <translation>Choose folder</translation>
     </message>
@@ -267,55 +267,60 @@ Version:</translation>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="84"/>
+        <location filename="widgets.py" line="83"/>
         <source>Copy link location</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="87"/>
+        <location filename="widgets.py" line="86"/>
         <source>Copy</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="90"/>
+        <location filename="widgets.py" line="89"/>
         <source>Select all</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="93"/>
+        <location filename="widgets.py" line="92"/>
         <source>Delete</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="96"/>
+        <location filename="widgets.py" line="95"/>
         <source>Paste</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="99"/>
+        <location filename="widgets.py" line="98"/>
         <source>Cut</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="102"/>
+        <location filename="widgets.py" line="101"/>
         <source>Undo</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="105"/>
+        <location filename="widgets.py" line="104"/>
         <source>Redo</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="126"/>
+        <location filename="widgets.py" line="125"/>
         <source>Save</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="profile.py" line="250"/>
+        <location filename="profile.py" line="254"/>
         <source>User {} is now known as {}</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="list_items.py" line="145"/>
+        <source>Delete message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>MenuWindow</name>
@@ -335,32 +340,32 @@ Version:</translation>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="247"/>
+        <location filename="mainscreen_widgets.py" line="248"/>
         <source>Send screenshot</source>
         <translation type="unfinished">Send screenshot</translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="248"/>
+        <location filename="mainscreen_widgets.py" line="249"/>
         <source>Send file</source>
         <translation type="unfinished">Send file</translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="249"/>
+        <location filename="mainscreen_widgets.py" line="250"/>
         <source>Send audio message</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="250"/>
+        <location filename="mainscreen_widgets.py" line="251"/>
         <source>Send video message</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="251"/>
+        <location filename="mainscreen_widgets.py" line="252"/>
         <source>Add smiley</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="252"/>
+        <location filename="mainscreen_widgets.py" line="253"/>
         <source>Send sticker</source>
         <translation type="unfinished"></translation>
     </message>
@@ -381,12 +386,12 @@ Version:</translation>
 <context>
     <name>PluginWindow</name>
     <message>
-        <location filename="plugins/plugin_super_class.py" line="130"/>
+        <location filename="plugins/plugin_super_class.py" line="132"/>
         <source>List of commands for plugin {}</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="plugins/plugin_super_class.py" line="131"/>
+        <location filename="plugins/plugin_super_class.py" line="133"/>
         <source>No commands available</source>
         <translation type="unfinished"></translation>
     </message>
@@ -394,42 +399,42 @@ Version:</translation>
 <context>
     <name>PluginsForm</name>
     <message>
-        <location filename="menu.py" line="697"/>
+        <location filename="menu.py" line="737"/>
         <source>Plugins</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="698"/>
+        <location filename="menu.py" line="738"/>
         <source>Open selected plugin</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="711"/>
+        <location filename="menu.py" line="751"/>
         <source>No GUI found for this plugin</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="727"/>
+        <location filename="menu.py" line="767"/>
         <source>No description available</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="743"/>
+        <location filename="menu.py" line="783"/>
         <source>Disable plugin</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="745"/>
+        <location filename="menu.py" line="785"/>
         <source>Enable plugin</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="735"/>
+        <location filename="menu.py" line="775"/>
         <source>No plugins found</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="712"/>
+        <location filename="menu.py" line="752"/>
         <source>Error</source>
         <translation type="unfinished"></translation>
     </message>
@@ -555,17 +560,17 @@ Version:</translation>
 <context>
     <name>audioSettingsForm</name>
     <message>
-        <location filename="menu.py" line="654"/>
+        <location filename="menu.py" line="694"/>
         <source>Audio settings</source>
         <translation>Audio settings</translation>
     </message>
     <message>
-        <location filename="menu.py" line="655"/>
+        <location filename="menu.py" line="695"/>
         <source>Input device:</source>
         <translation>Input device:</translation>
     </message>
     <message>
-        <location filename="menu.py" line="656"/>
+        <location filename="menu.py" line="696"/>
         <source>Output device:</source>
         <translation>Output device:</translation>
     </message>
@@ -573,32 +578,32 @@ Version:</translation>
 <context>
     <name>incoming_call</name>
     <message>
-        <location filename="profile.py" line="1098"/>
+        <location filename="profile.py" line="1120"/>
         <source>Incoming video call</source>
         <translation>Incoming video call</translation>
     </message>
     <message>
-        <location filename="profile.py" line="1101"/>
+        <location filename="profile.py" line="1123"/>
         <source>Incoming audio call</source>
         <translation>Incoming audio call</translation>
     </message>
     <message>
-        <location filename="profile.py" line="1081"/>
+        <location filename="profile.py" line="1103"/>
         <source>Outgoing video call</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="profile.py" line="1084"/>
+        <location filename="profile.py" line="1106"/>
         <source>Outgoing audio call</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="profile.py" line="1130"/>
+        <location filename="profile.py" line="1152"/>
         <source>Call declined</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="profile.py" line="1132"/>
+        <location filename="profile.py" line="1154"/>
         <source>Call finished</source>
         <translation type="unfinished"></translation>
     </message>
@@ -606,50 +611,55 @@ Version:</translation>
 <context>
     <name>interfaceForm</name>
     <message>
-        <location filename="menu.py" line="572"/>
+        <location filename="menu.py" line="602"/>
         <source>Interface settings</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="573"/>
+        <location filename="menu.py" line="603"/>
         <source>Theme:</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="574"/>
+        <location filename="menu.py" line="604"/>
         <source>Language:</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="575"/>
+        <location filename="menu.py" line="605"/>
         <source>Smileys</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="576"/>
+        <location filename="menu.py" line="606"/>
         <source>Smiley pack:</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="577"/>
+        <location filename="menu.py" line="607"/>
         <source>Mirror mode</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="578"/>
+        <location filename="menu.py" line="608"/>
         <source>Messages font size:</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="589"/>
+        <location filename="menu.py" line="629"/>
         <source>Restart app to apply settings</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="590"/>
+        <location filename="menu.py" line="630"/>
         <source>Restart required</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="menu.py" line="609"/>
+        <source>Select unread messages notification color</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>login</name>
@@ -694,7 +704,7 @@ Version:</translation>
         <translation></translation>
     </message>
     <message>
-        <location filename="main.py" line="125"/>
+        <location filename="main.py" line="124"/>
         <source>Looks like other instance of Toxygen uses this profile! Continue?</source>
         <translation></translation>
     </message>
@@ -707,22 +717,22 @@ Version:</translation>
 <context>
     <name>notificationsForm</name>
     <message>
-        <location filename="menu.py" line="489"/>
+        <location filename="menu.py" line="517"/>
         <source>Notification settings</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="490"/>
+        <location filename="menu.py" line="518"/>
         <source>Enable notifications</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="491"/>
+        <location filename="menu.py" line="519"/>
         <source>Enable call&apos;s sound</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="492"/>
+        <location filename="menu.py" line="520"/>
         <source>Enable sound notifications</source>
         <translation></translation>
     </message>
@@ -730,72 +740,72 @@ Version:</translation>
 <context>
     <name>privacySettings</name>
     <message>
-        <location filename="menu.py" line="407"/>
+        <location filename="menu.py" line="413"/>
         <source>Privacy settings</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="408"/>
+        <location filename="menu.py" line="414"/>
         <source>Save chat history</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="409"/>
+        <location filename="menu.py" line="415"/>
         <source>Allow file auto accept</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="410"/>
+        <location filename="menu.py" line="416"/>
         <source>Send typing notifications</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="411"/>
+        <location filename="menu.py" line="417"/>
         <source>Auto accept default path:</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="412"/>
+        <location filename="menu.py" line="418"/>
         <source>Change</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="413"/>
+        <location filename="menu.py" line="419"/>
         <source>Allow inlines</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="436"/>
+        <location filename="menu.py" line="464"/>
         <source>Chat history</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="439"/>
+        <location filename="menu.py" line="467"/>
         <source>History will be cleaned! Continue?</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="menu.py" line="415"/>
+        <location filename="menu.py" line="421"/>
         <source>Blocked users:</source>
         <translation>Blocked users:</translation>
     </message>
     <message>
-        <location filename="menu.py" line="416"/>
+        <location filename="menu.py" line="422"/>
         <source>Unblock</source>
         <translation>Unblock</translation>
     </message>
     <message>
-        <location filename="menu.py" line="417"/>
+        <location filename="menu.py" line="423"/>
         <source>Block user</source>
         <translation>Block user</translation>
     </message>
     <message>
-        <location filename="menu.py" line="423"/>
+        <location filename="menu.py" line="435"/>
         <source>Add to friend list</source>
         <translation>Add to friend list</translation>
     </message>
     <message>
-        <location filename="menu.py" line="424"/>
+        <location filename="menu.py" line="436"/>
         <source>Do you want to add this user to friend list?</source>
         <translation>Do you want to add this user to friend list?</translation>
     </message>
@@ -805,40 +815,45 @@ Version:</translation>
         <translation type="obsolete">Block by TOX ID:</translation>
     </message>
     <message>
-        <location filename="menu.py" line="414"/>
+        <location filename="menu.py" line="420"/>
         <source>Block by public key:</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="menu.py" line="424"/>
+        <source>Save unsent messages only</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>tray</name>
     <message>
-        <location filename="main.py" line="173"/>
+        <location filename="main.py" line="172"/>
         <source>Open Toxygen</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="main.py" line="182"/>
+        <location filename="main.py" line="181"/>
         <source>Exit</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="main.py" line="174"/>
+        <location filename="main.py" line="173"/>
         <source>Set status</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="main.py" line="175"/>
+        <location filename="main.py" line="174"/>
         <source>Online</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="main.py" line="176"/>
+        <location filename="main.py" line="175"/>
         <source>Away</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="main.py" line="177"/>
+        <location filename="main.py" line="176"/>
         <source>Busy</source>
         <translation type="unfinished"></translation>
     </message>

src/translations/fr_FR.ts

@@ -26,7 +26,7 @@
 <context>
     <name>Callback</name>
     <message>
-        <location filename="callbacks.py" line="182"/>
+        <location filename="callbacks.py" line="183"/>
         <source>File from</source>
         <translation type="unfinished"></translation>
     </message>
@@ -129,13 +129,13 @@ can produce IP leak</source>
         <translation>À propos du programme</translation>
     </message>
     <message>
-        <location filename="profile.py" line="725"/>
+        <location filename="profile.py" line="743"/>
         <source>User {} wants to add you to contact list. Message:
 {}</source>
         <translation>L&apos;Utilisateur {} veut vout rajouter à sa liste de contacts. Message : {}</translation>
     </message>
     <message>
-        <location filename="profile.py" line="727"/>
+        <location filename="profile.py" line="745"/>
         <source>Friend request</source>
         <translation>Demande d&apos;amis</translation>
     </message>
@@ -180,7 +180,7 @@ can produce IP leak</source>
         <translation>Retirer un ami</translation>
     </message>
     <message>
-        <location filename="profile.py" line="565"/>
+        <location filename="profile.py" line="582"/>
         <source>Enter new alias for friend {} or leave empty to use friend&apos;s name:</source>
         <translation>Entrez un nouvel alias pour l&apos;ami {} ou laissez vide pour garder son nom de base :</translation>
     </message>
@@ -195,7 +195,7 @@ can produce IP leak</source>
         <translation type="obsolete">Trouver le contact</translation>
     </message>
     <message>
-        <location filename="profile.py" line="697"/>
+        <location filename="profile.py" line="715"/>
         <source>Friend added</source>
         <translation>Ami rajouté</translation>
     </message>
@@ -207,12 +207,12 @@ Version: </source>
 Version :</translation>
     </message>
     <message>
-        <location filename="profile.py" line="698"/>
+        <location filename="profile.py" line="716"/>
         <source>Friend added without sending friend request</source>
         <translation>Ami rajouté sans avoir envoyé de demande</translation>
     </message>
     <message>
-        <location filename="list_items.py" line="464"/>
+        <location filename="list_items.py" line="484"/>
         <source>Choose folder</source>
         <translation>Choisir le dossier</translation>
     </message>
@@ -272,55 +272,60 @@ Version :</translation>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="84"/>
+        <location filename="widgets.py" line="83"/>
         <source>Copy link location</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="87"/>
+        <location filename="widgets.py" line="86"/>
         <source>Copy</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="90"/>
+        <location filename="widgets.py" line="89"/>
         <source>Select all</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="93"/>
+        <location filename="widgets.py" line="92"/>
         <source>Delete</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="96"/>
+        <location filename="widgets.py" line="95"/>
         <source>Paste</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="99"/>
+        <location filename="widgets.py" line="98"/>
         <source>Cut</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="102"/>
+        <location filename="widgets.py" line="101"/>
         <source>Undo</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="105"/>
+        <location filename="widgets.py" line="104"/>
         <source>Redo</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="widgets.py" line="126"/>
+        <location filename="widgets.py" line="125"/>
         <source>Save</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="profile.py" line="250"/>
+        <location filename="profile.py" line="254"/>
         <source>User {} is now known as {}</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="list_items.py" line="145"/>
+        <source>Delete message</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>MenuWindow</name>
@@ -340,32 +345,32 @@ Version :</translation>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="247"/>
+        <location filename="mainscreen_widgets.py" line="248"/>
         <source>Send screenshot</source>
         <translation type="unfinished">Envoyer une capture d&apos;écran</translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="248"/>
+        <location filename="mainscreen_widgets.py" line="249"/>
         <source>Send file</source>
         <translation type="unfinished">Envoyer le fichier</translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="249"/>
+        <location filename="mainscreen_widgets.py" line="250"/>
         <source>Send audio message</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="250"/>
+        <location filename="mainscreen_widgets.py" line="251"/>
         <source>Send video message</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="251"/>
+        <location filename="mainscreen_widgets.py" line="252"/>
         <source>Add smiley</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="252"/>
+        <location filename="mainscreen_widgets.py" line="253"/>
         <source>Send sticker</source>
         <translation type="unfinished"></translation>
     </message>
@@ -386,12 +391,12 @@ Version :</translation>
 <context>
     <name>PluginWindow</name>
     <message>
-        <location filename="plugins/plugin_super_class.py" line="130"/>
+        <location filename="plugins/plugin_super_class.py" line="132"/>
         <source>List of commands for plugin {}</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="plugins/plugin_super_class.py" line="131"/>
+        <location filename="plugins/plugin_super_class.py" line="133"/>
         <source>No commands available</source>
         <translation type="unfinished"></translation>
     </message>
@@ -399,42 +404,42 @@ Version :</translation>
 <context>
     <name>PluginsForm</name>
     <message>
-        <location filename="menu.py" line="697"/>
+        <location filename="menu.py" line="737"/>
         <source>Plugins</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="698"/>
+        <location filename="menu.py" line="738"/>
         <source>Open selected plugin</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="711"/>
+        <location filename="menu.py" line="751"/>
         <source>No GUI found for this plugin</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="727"/>
+        <location filename="menu.py" line="767"/>
         <source>No description available</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="743"/>
+        <location filename="menu.py" line="783"/>
         <source>Disable plugin</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="745"/>
+        <location filename="menu.py" line="785"/>
         <source>Enable plugin</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="735"/>
+        <location filename="menu.py" line="775"/>
         <source>No plugins found</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="712"/>
+        <location filename="menu.py" line="752"/>
         <source>Error</source>
         <translation type="unfinished"></translation>
     </message>
@@ -560,17 +565,17 @@ Version :</translation>
 <context>
     <name>audioSettingsForm</name>
     <message>
-        <location filename="menu.py" line="654"/>
+        <location filename="menu.py" line="694"/>
         <source>Audio settings</source>
         <translation>Paramètres audio</translation>
     </message>
     <message>
-        <location filename="menu.py" line="655"/>
+        <location filename="menu.py" line="695"/>
         <source>Input device:</source>
         <translation>Péripherique d&apos;entrée :</translation>
     </message>
     <message>
-        <location filename="menu.py" line="656"/>
+        <location filename="menu.py" line="696"/>
         <source>Output device:</source>
         <translation>Péripherique de sortie :</translation>
     </message>
@@ -578,32 +583,32 @@ Version :</translation>
 <context>
     <name>incoming_call</name>
     <message>
-        <location filename="profile.py" line="1098"/>
+        <location filename="profile.py" line="1120"/>
         <source>Incoming video call</source>
         <translation>Appel vidéo entrant</translation>
     </message>
     <message>
-        <location filename="profile.py" line="1101"/>
+        <location filename="profile.py" line="1123"/>
         <source>Incoming audio call</source>
         <translation>Appel audio entrant</translation>
     </message>
     <message>
-        <location filename="profile.py" line="1081"/>
+        <location filename="profile.py" line="1103"/>
         <source>Outgoing video call</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="profile.py" line="1084"/>
+        <location filename="profile.py" line="1106"/>
         <source>Outgoing audio call</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="profile.py" line="1130"/>
+        <location filename="profile.py" line="1152"/>
         <source>Call declined</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="profile.py" line="1132"/>
+        <location filename="profile.py" line="1154"/>
         <source>Call finished</source>
         <translation type="unfinished"></translation>
     </message>
@@ -611,50 +616,55 @@ Version :</translation>
 <context>
     <name>interfaceForm</name>
     <message>
-        <location filename="menu.py" line="572"/>
+        <location filename="menu.py" line="602"/>
         <source>Interface settings</source>
         <translation>Paramêtres de l&apos;interface</translation>
     </message>
     <message>
-        <location filename="menu.py" line="573"/>
+        <location filename="menu.py" line="603"/>
         <source>Theme:</source>
         <translation>Thème :</translation>
     </message>
     <message>
-        <location filename="menu.py" line="574"/>
+        <location filename="menu.py" line="604"/>
         <source>Language:</source>
         <translation>Langue :</translation>
     </message>
     <message>
-        <location filename="menu.py" line="575"/>
+        <location filename="menu.py" line="605"/>
         <source>Smileys</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="576"/>
+        <location filename="menu.py" line="606"/>
         <source>Smiley pack:</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="577"/>
+        <location filename="menu.py" line="607"/>
         <source>Mirror mode</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="578"/>
+        <location filename="menu.py" line="608"/>
         <source>Messages font size:</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="589"/>
+        <location filename="menu.py" line="629"/>
         <source>Restart app to apply settings</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="menu.py" line="590"/>
+        <location filename="menu.py" line="630"/>
         <source>Restart required</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="menu.py" line="609"/>
+        <source>Select unread messages notification color</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>login</name>
@@ -699,7 +709,7 @@ Version :</translation>
         <translation>toxygen</translation>
     </message>
     <message>
-        <location filename="main.py" line="125"/>
+        <location filename="main.py" line="124"/>
         <source>Looks like other instance of Toxygen uses this profile! Continue?</source>
         <translation>Il semble qu&apos;une autre instance de Toxygen utilise ce profil ! Continuer ?</translation>
     </message>
@@ -712,22 +722,22 @@ Version :</translation>
 <context>
     <name>notificationsForm</name>
     <message>
-        <location filename="menu.py" line="489"/>
+        <location filename="menu.py" line="517"/>
         <source>Notification settings</source>
         <translation>Paramêtres de notification</translation>
     </message>
     <message>
-        <location filename="menu.py" line="490"/>
+        <location filename="menu.py" line="518"/>
         <source>Enable notifications</source>
         <translation>Activer les notifications</translation>
     </message>
     <message>
-        <location filename="menu.py" line="491"/>
+        <location filename="menu.py" line="519"/>
         <source>Enable call&apos;s sound</source>
         <translation>Activer les sons d&apos;appel</translation>
     </message>
     <message>
-        <location filename="menu.py" line="492"/>
+        <location filename="menu.py" line="520"/>
         <source>Enable sound notifications</source>
         <translation>Activer les sons de notifications</translation>
     </message>
@@ -735,72 +745,72 @@ Version :</translation>
 <context>
     <name>privacySettings</name>
     <message>
-        <location filename="menu.py" line="407"/>
+        <location filename="menu.py" line="413"/>
         <source>Privacy settings</source>
         <translation>Paramêtres de confidentialité</translation>
     </message>
     <message>
-        <location filename="menu.py" line="408"/>
+        <location filename="menu.py" line="414"/>
         <source>Save chat history</source>
         <translation>Sauvegarder l&apos;historique de chat</translation>
     </message>
     <message>
-        <location filename="menu.py" line="409"/>
+        <location filename="menu.py" line="415"/>
         <source>Allow file auto accept</source>
         <translation>Autoriser les fichier automatiquement</translation>
     </message>
     <message>
-        <location filename="menu.py" line="410"/>
+        <location filename="menu.py" line="416"/>
         <source>Send typing notifications</source>
         <translation>Notifier la frappe</translation>
     </message>
     <message>
-        <location filename="menu.py" line="411"/>
+        <location filename="menu.py" line="417"/>
         <source>Auto accept default path:</source>
         <translation>Chemin d&apos;accès des fichiers acceptés automatiquement :</translation>
     </message>
     <message>
-        <location filename="menu.py" line="412"/>
+        <location filename="menu.py" line="418"/>
         <source>Change</source>
         <translation>Modifier</translation>
     </message>
     <message>
-        <location filename="menu.py" line="413"/>
+        <location filename="menu.py" line="419"/>
         <source>Allow inlines</source>
         <translation>Activer l&apos;auto-réception</translation>
     </message>
     <message>
-        <location filename="menu.py" line="436"/>
+        <location filename="menu.py" line="464"/>
         <source>Chat history</source>
         <translation>Historique de chat</translation>
     </message>
     <message>
-        <location filename="menu.py" line="439"/>
+        <location filename="menu.py" line="467"/>
         <source>History will be cleaned! Continue?</source>
         <translation>L&apos;Historique va être nettoyé ! Confirmer ?</translation>
     </message>
     <message>
-        <location filename="menu.py" line="415"/>
+        <location filename="menu.py" line="421"/>
         <source>Blocked users:</source>
         <translation>Utilisateurs bloqués :</translation>
     </message>
     <message>
-        <location filename="menu.py" line="416"/>
+        <location filename="menu.py" line="422"/>
         <source>Unblock</source>
         <translation>Débloquer</translation>
     </message>
     <message>
-        <location filename="menu.py" line="417"/>
+        <location filename="menu.py" line="423"/>
         <source>Block user</source>
         <translation>Bloquer l&apos;utilisateur</translation>
     </message>
     <message>
-        <location filename="menu.py" line="423"/>
+        <location filename="menu.py" line="435"/>
         <source>Add to friend list</source>
         <translation>Ajouter à la liste des amis</translation>
     </message>
     <message>
-        <location filename="menu.py" line="424"/>
+        <location filename="menu.py" line="436"/>
         <source>Do you want to add this user to friend list?</source>
         <translation>Voulez vous rajouter cet utilisateur à votre liste d&apos;amis ?</translation>
     </message>
@@ -810,40 +820,45 @@ Version :</translation>
         <translation type="obsolete">Bloquer l&apos;ID TOX :</translation>
     </message>
     <message>
-        <location filename="menu.py" line="414"/>
+        <location filename="menu.py" line="420"/>
         <source>Block by public key:</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="menu.py" line="424"/>
+        <source>Save unsent messages only</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>tray</name>
     <message>
-        <location filename="main.py" line="173"/>
+        <location filename="main.py" line="172"/>
         <source>Open Toxygen</source>
         <translation>Ouvrir Toxygen</translation>
     </message>
     <message>
-        <location filename="main.py" line="182"/>
+        <location filename="main.py" line="181"/>
         <source>Exit</source>
         <translation>Quitter</translation>
     </message>
     <message>
-        <location filename="main.py" line="174"/>
+        <location filename="main.py" line="173"/>
         <source>Set status</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="main.py" line="175"/>
+        <location filename="main.py" line="174"/>
         <source>Online</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="main.py" line="176"/>
+        <location filename="main.py" line="175"/>
         <source>Away</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="main.py" line="177"/>
+        <location filename="main.py" line="176"/>
         <source>Busy</source>
         <translation type="unfinished"></translation>
     </message>

src/translations/ru_RU.ts

@@ -27,7 +27,7 @@
 <context>
     <name>Callback</name>
     <message>
-        <location filename="callbacks.py" line="182"/>
+        <location filename="callbacks.py" line="183"/>
         <source>File from</source>
         <translation>Файл от</translation>
     </message>
@@ -132,14 +132,14 @@ can produce IP leak</source>
         <translation>О программе</translation>
     </message>
     <message>
-        <location filename="profile.py" line="725"/>
+        <location filename="profile.py" line="743"/>
         <source>User {} wants to add you to contact list. Message:
 {}</source>
         <translation>Пользователь {} хочет добавить Вас в список контактов. Сообщение:
 {}</translation>
     </message>
     <message>
-        <location filename="profile.py" line="727"/>
+        <location filename="profile.py" line="745"/>
         <source>Friend request</source>
         <translation>Запрос на добавление в друзья</translation>
     </message>
@@ -179,7 +179,7 @@ can produce IP leak</source>
         <translation>Удалить друга</translation>
     </message>
     <message>
-        <location filename="profile.py" line="565"/>
+        <location filename="profile.py" line="582"/>
         <source>Enter new alias for friend {} or leave empty to use friend&apos;s name:</source>
         <translation>Введите новый псевдоним для друга {} или оставьте пустым для использования его имени:</translation>
     </message>
@@ -194,7 +194,7 @@ can produce IP leak</source>
         <translation type="obsolete">Найти контакт</translation>
     </message>
     <message>
-        <location filename="profile.py" line="697"/>
+        <location filename="profile.py" line="715"/>
         <source>Friend added</source>
         <translation>Друг добавлен</translation>
     </message>
@@ -205,12 +205,12 @@ Version: </source>
         <translation>Toxygen - клиент для мессенджера Tox, написанный на Python. Версия: </translation>
     </message>
     <message>
-        <location filename="profile.py" line="698"/>
+        <location filename="profile.py" line="716"/>
         <source>Friend added without sending friend request</source>
         <translation>Друг добавлен без отправки запроса на добавление в друзья</translation>
     </message>
     <message>
-        <location filename="list_items.py" line="464"/>
+        <location filename="list_items.py" line="484"/>
         <source>Choose folder</source>
         <translation>Выбрать папку</translation>
     </message>
@@ -270,55 +270,60 @@ Version: </source>
         <translation>Заметки о пользователе</translation>
     </message>
     <message>
-        <location filename="widgets.py" line="84"/>
+        <location filename="widgets.py" line="83"/>
         <source>Copy link location</source>
         <translation>Копировать адрес ссылки</translation>
     </message>
     <message>
-        <location filename="widgets.py" line="87"/>
+        <location filename="widgets.py" line="86"/>
         <source>Copy</source>
         <translation>Копировать</translation>
     </message>
     <message>
-        <location filename="widgets.py" line="90"/>
+        <location filename="widgets.py" line="89"/>
         <source>Select all</source>
         <translation>Выделить всё</translation>
     </message>
     <message>
-        <location filename="widgets.py" line="93"/>
+        <location filename="widgets.py" line="92"/>
         <source>Delete</source>
         <translation>Удалить</translation>
     </message>
     <message>
-        <location filename="widgets.py" line="96"/>
+        <location filename="widgets.py" line="95"/>
         <source>Paste</source>
         <translation>Вставить</translation>
     </message>
     <message>
-        <location filename="widgets.py" line="99"/>
+        <location filename="widgets.py" line="98"/>
         <source>Cut</source>
         <translation>Вырезать</translation>
     </message>
     <message>
-        <location filename="widgets.py" line="102"/>
+        <location filename="widgets.py" line="101"/>
         <source>Undo</source>
         <translation>Отменить</translation>
     </message>
     <message>
-        <location filename="widgets.py" line="105"/>
+        <location filename="widgets.py" line="104"/>
         <source>Redo</source>
         <translation>Повторить</translation>
     </message>
     <message>
-        <location filename="widgets.py" line="126"/>
+        <location filename="widgets.py" line="125"/>
         <source>Save</source>
         <translation>Сохранить</translation>
     </message>
     <message>
-        <location filename="profile.py" line="250"/>
+        <location filename="profile.py" line="254"/>
         <source>User {} is now known as {}</source>
         <translation>Пользователь {} сейчас известен как {}</translation>
     </message>
+    <message>
+        <location filename="list_items.py" line="145"/>
+        <source>Delete message</source>
+        <translation>Удалить сообщение</translation>
+    </message>
 </context>
 <context>
     <name>MenuWindow</name>
@@ -338,32 +343,32 @@ Version: </source>
         <translation>Остановить запись</translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="247"/>
+        <location filename="mainscreen_widgets.py" line="248"/>
         <source>Send screenshot</source>
         <translation>Отправить снимок экрана</translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="248"/>
+        <location filename="mainscreen_widgets.py" line="249"/>
         <source>Send file</source>
         <translation>Отправить файл</translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="249"/>
+        <location filename="mainscreen_widgets.py" line="250"/>
         <source>Send audio message</source>
         <translation>Отправить аудиосообщение</translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="250"/>
+        <location filename="mainscreen_widgets.py" line="251"/>
         <source>Send video message</source>
         <translation>Отправить видеосообщение</translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="251"/>
+        <location filename="mainscreen_widgets.py" line="252"/>
         <source>Add smiley</source>
         <translation>Добавить смайлик</translation>
     </message>
     <message>
-        <location filename="mainscreen_widgets.py" line="252"/>
+        <location filename="mainscreen_widgets.py" line="253"/>
         <source>Send sticker</source>
         <translation>Отправить стикер</translation>
     </message>
@@ -384,12 +389,12 @@ Version: </source>
 <context>
     <name>PluginWindow</name>
     <message>
-        <location filename="plugins/plugin_super_class.py" line="130"/>
+        <location filename="plugins/plugin_super_class.py" line="132"/>
         <source>List of commands for plugin {}</source>
         <translation>Список команд для плагина {}</translation>
     </message>
     <message>
-        <location filename="plugins/plugin_super_class.py" line="131"/>
+        <location filename="plugins/plugin_super_class.py" line="133"/>
         <source>No commands available</source>
         <translation>Команды не найдены</translation>
     </message>
@@ -397,42 +402,42 @@ Version: </source>
 <context>
     <name>PluginsForm</name>
     <message>
-        <location filename="menu.py" line="697"/>
+        <location filename="menu.py" line="737"/>
         <source>Plugins</source>
         <translation>Плагины</translation>
     </message>
     <message>
-        <location filename="menu.py" line="698"/>
+        <location filename="menu.py" line="738"/>
         <source>Open selected plugin</source>
         <translation>Открыть выбранный плагин</translation>
     </message>
     <message>
-        <location filename="menu.py" line="711"/>
+        <location filename="menu.py" line="751"/>
         <source>No GUI found for this plugin</source>
         <translation>GUI для данного плагина не найден</translation>
     </message>
     <message>
-        <location filename="menu.py" line="727"/>
+        <location filename="menu.py" line="767"/>
         <source>No description available</source>
         <translation>Описание недоступно</translation>
     </message>
     <message>
-        <location filename="menu.py" line="743"/>
+        <location filename="menu.py" line="783"/>
         <source>Disable plugin</source>
         <translation>Отключить плагин</translation>
     </message>
     <message>
-        <location filename="menu.py" line="745"/>
+        <location filename="menu.py" line="785"/>
         <source>Enable plugin</source>
         <translation>Включить плагин</translation>
     </message>
     <message>
-        <location filename="menu.py" line="735"/>
+        <location filename="menu.py" line="775"/>
         <source>No plugins found</source>
         <translation>Плагины не найдены</translation>
     </message>
     <message>
-        <location filename="menu.py" line="712"/>
+        <location filename="menu.py" line="752"/>
         <source>Error</source>
         <translation>Ошибка</translation>
     </message>
@@ -563,17 +568,17 @@ Version: </source>
 <context>
     <name>audioSettingsForm</name>
     <message>
-        <location filename="menu.py" line="654"/>
+        <location filename="menu.py" line="694"/>
         <source>Audio settings</source>
         <translation>Настройки аудио</translation>
     </message>
     <message>
-        <location filename="menu.py" line="655"/>
+        <location filename="menu.py" line="695"/>
         <source>Input device:</source>
         <translation>Устройство ввода:</translation>
     </message>
     <message>
-        <location filename="menu.py" line="656"/>
+        <location filename="menu.py" line="696"/>
         <source>Output device:</source>
         <translation>Устройство вывода:</translation>
     </message>
@@ -581,32 +586,32 @@ Version: </source>
 <context>
     <name>incoming_call</name>
     <message>
-        <location filename="profile.py" line="1098"/>
+        <location filename="profile.py" line="1120"/>
         <source>Incoming video call</source>
         <translation>Входящий видеозвонок</translation>
     </message>
     <message>
-        <location filename="profile.py" line="1101"/>
+        <location filename="profile.py" line="1123"/>
         <source>Incoming audio call</source>
         <translation>Входящий аудиозвонок</translation>
     </message>
     <message>
-        <location filename="profile.py" line="1081"/>
+        <location filename="profile.py" line="1103"/>
         <source>Outgoing video call</source>
         <translation>Исходящий видеозвонок</translation>
     </message>
     <message>
-        <location filename="profile.py" line="1084"/>
+        <location filename="profile.py" line="1106"/>
         <source>Outgoing audio call</source>
         <translation>Исходящий аудиозвонок</translation>
     </message>
     <message>
-        <location filename="profile.py" line="1130"/>
+        <location filename="profile.py" line="1152"/>
         <source>Call declined</source>
         <translation>Звонок отменен</translation>
     </message>
     <message>
-        <location filename="profile.py" line="1132"/>
+        <location filename="profile.py" line="1154"/>
         <source>Call finished</source>
         <translation>Звонок завершен</translation>
     </message>
@@ -614,50 +619,55 @@ Version: </source>
 <context>
     <name>interfaceForm</name>
     <message>
-        <location filename="menu.py" line="572"/>
+        <location filename="menu.py" line="602"/>
         <source>Interface settings</source>
         <translation>Настройки интерфейса</translation>
     </message>
     <message>
-        <location filename="menu.py" line="573"/>
+        <location filename="menu.py" line="603"/>
         <source>Theme:</source>
         <translation>Тема:</translation>
     </message>
     <message>
-        <location filename="menu.py" line="574"/>
+        <location filename="menu.py" line="604"/>
         <source>Language:</source>
         <translation>Язык:</translation>
     </message>
     <message>
-        <location filename="menu.py" line="575"/>
+        <location filename="menu.py" line="605"/>
         <source>Smileys</source>
         <translation>Смайлики</translation>
     </message>
     <message>
-        <location filename="menu.py" line="576"/>
+        <location filename="menu.py" line="606"/>
         <source>Smiley pack:</source>
         <translation>Набор смайликов</translation>
     </message>
     <message>
-        <location filename="menu.py" line="577"/>
+        <location filename="menu.py" line="607"/>
         <source>Mirror mode</source>
         <translation>Зеркальный режим</translation>
     </message>
     <message>
-        <location filename="menu.py" line="578"/>
+        <location filename="menu.py" line="608"/>
         <source>Messages font size:</source>
         <translation>Размер шрифта сообщений:</translation>
     </message>
     <message>
-        <location filename="menu.py" line="589"/>
+        <location filename="menu.py" line="629"/>
         <source>Restart app to apply settings</source>
         <translation>Для применения настроек необходимо перезапустить приложение</translation>
     </message>
     <message>
-        <location filename="menu.py" line="590"/>
+        <location filename="menu.py" line="630"/>
         <source>Restart required</source>
         <translation>Требуется перезапуск</translation>
     </message>
+    <message>
+        <location filename="menu.py" line="609"/>
+        <source>Select unread messages notification color</source>
+        <translation>Цвет уведомления о сообщении</translation>
+    </message>
 </context>
 <context>
     <name>login</name>
@@ -702,7 +712,7 @@ Version: </source>
         <translation>toxygen</translation>
     </message>
     <message>
-        <location filename="main.py" line="125"/>
+        <location filename="main.py" line="124"/>
         <source>Looks like other instance of Toxygen uses this profile! Continue?</source>
         <translation>Похоже, что этот профиль используется другим экземпляром Toxygen! Продолжить?</translation>
     </message>
@@ -715,22 +725,22 @@ Version: </source>
 <context>
     <name>notificationsForm</name>
     <message>
-        <location filename="menu.py" line="489"/>
+        <location filename="menu.py" line="517"/>
         <source>Notification settings</source>
         <translation>Настройки уведомлений</translation>
     </message>
     <message>
-        <location filename="menu.py" line="490"/>
+        <location filename="menu.py" line="518"/>
         <source>Enable notifications</source>
         <translation>Включить уведомления</translation>
     </message>
     <message>
-        <location filename="menu.py" line="491"/>
+        <location filename="menu.py" line="519"/>
         <source>Enable call&apos;s sound</source>
         <translation>Включить звук звонка</translation>
     </message>
     <message>
-        <location filename="menu.py" line="492"/>
+        <location filename="menu.py" line="520"/>
         <source>Enable sound notifications</source>
         <translation>Включить звуковые уведомления
 </translation>
@@ -739,72 +749,72 @@ Version: </source>
 <context>
     <name>privacySettings</name>
     <message>
-        <location filename="menu.py" line="407"/>
+        <location filename="menu.py" line="413"/>
         <source>Privacy settings</source>
         <translation>Настройки приватности</translation>
     </message>
     <message>
-        <location filename="menu.py" line="408"/>
+        <location filename="menu.py" line="414"/>
         <source>Save chat history</source>
         <translation>Сохранять историю переписки</translation>
     </message>
     <message>
-        <location filename="menu.py" line="409"/>
+        <location filename="menu.py" line="415"/>
         <source>Allow file auto accept</source>
         <translation>Разрешить автополучение файлов</translation>
     </message>
     <message>
-        <location filename="menu.py" line="410"/>
+        <location filename="menu.py" line="416"/>
         <source>Send typing notifications</source>
         <translation>Посылать уведомления о наборе текста</translation>
     </message>
     <message>
-        <location filename="menu.py" line="411"/>
+        <location filename="menu.py" line="417"/>
         <source>Auto accept default path:</source>
         <translation>Путь автоприема файлов:</translation>
     </message>
     <message>
-        <location filename="menu.py" line="412"/>
+        <location filename="menu.py" line="418"/>
         <source>Change</source>
         <translation>Изменить</translation>
     </message>
     <message>
-        <location filename="menu.py" line="413"/>
+        <location filename="menu.py" line="419"/>
         <source>Allow inlines</source>
         <translation>Разрешать инлайны</translation>
     </message>
     <message>
-        <location filename="menu.py" line="436"/>
+        <location filename="menu.py" line="464"/>
         <source>Chat history</source>
         <translation>История чата</translation>
     </message>
     <message>
-        <location filename="menu.py" line="439"/>
+        <location filename="menu.py" line="467"/>
         <source>History will be cleaned! Continue?</source>
         <translation>История переписки будет очищена! Продолжить?</translation>
     </message>
     <message>
-        <location filename="menu.py" line="415"/>
+        <location filename="menu.py" line="421"/>
         <source>Blocked users:</source>
         <translation>Заблокированные пользователи:</translation>
     </message>
     <message>
-        <location filename="menu.py" line="416"/>
+        <location filename="menu.py" line="422"/>
         <source>Unblock</source>
         <translation>Разблокировать</translation>
     </message>
     <message>
-        <location filename="menu.py" line="417"/>
+        <location filename="menu.py" line="423"/>
         <source>Block user</source>
         <translation>Заблокировать пользователя</translation>
     </message>
     <message>
-        <location filename="menu.py" line="423"/>
+        <location filename="menu.py" line="435"/>
         <source>Add to friend list</source>
         <translation>Добавить в список друзей</translation>
     </message>
     <message>
-        <location filename="menu.py" line="424"/>
+        <location filename="menu.py" line="436"/>
         <source>Do you want to add this user to friend list?</source>
         <translation>Добавить этого пользователя в список друзей?</translation>
     </message>
@@ -814,40 +824,45 @@ Version: </source>
         <translation type="obsolete">Блокировать по TOX ID:</translation>
     </message>
     <message>
-        <location filename="menu.py" line="414"/>
+        <location filename="menu.py" line="420"/>
         <source>Block by public key:</source>
         <translation>Блокировать по публичному ключу</translation>
     </message>
+    <message>
+        <location filename="menu.py" line="424"/>
+        <source>Save unsent messages only</source>
+        <translation>Сохранять только неотправленные сообщения</translation>
+    </message>
 </context>
 <context>
     <name>tray</name>
     <message>
-        <location filename="main.py" line="173"/>
+        <location filename="main.py" line="172"/>
         <source>Open Toxygen</source>
         <translation>Открыть Toxygen</translation>
     </message>
     <message>
-        <location filename="main.py" line="182"/>
+        <location filename="main.py" line="181"/>
         <source>Exit</source>
         <translation>Выход</translation>
     </message>
     <message>
-        <location filename="main.py" line="174"/>
+        <location filename="main.py" line="173"/>
         <source>Set status</source>
         <translation>Изменить статус</translation>
     </message>
     <message>
-        <location filename="main.py" line="175"/>
+        <location filename="main.py" line="174"/>
         <source>Online</source>
         <translation>Онлайн</translation>
     </message>
     <message>
-        <location filename="main.py" line="176"/>
+        <location filename="main.py" line="175"/>
         <source>Away</source>
         <translation>Нет на месте</translation>
     </message>
     <message>
-        <location filename="main.py" line="177"/>
+        <location filename="main.py" line="176"/>
         <source>Busy</source>
         <translation>Занят</translation>
     </message>

src/util.py

@@ -26,12 +26,11 @@ def convert_time(t):
     return '%02d:%02d' % (h, m)
 
 
-class Singleton(object):
+class Singleton:
+    _instance = None
 
-    def __new__(cls, *args, **kwargs):
+    def __init__(self):
-        if not hasattr(cls, '_instance'):
+        self.__class__._instance = self
-            cls._instance = super(Singleton, cls).__new__(cls, *args, **kwargs)
-        return cls._instance
 
     @classmethod
     def get_instance(cls):

src/widgets.py

@@ -8,12 +8,11 @@ class DataLabel(QtGui.QLabel):
     """
     Label with elided text
     """
-
+    def setText(self, text):
-    def paintEvent(self, event):
+        text = ''.join(c if c <= '\u10FFFF' else '\u25AF' for c in text)
-        painter = QtGui.QPainter(self)
         metrics = QtGui.QFontMetrics(self.font())
-        text = metrics.elidedText(self.text(), QtCore.Qt.ElideRight, self.width())
+        text = metrics.elidedText(text, QtCore.Qt.ElideRight, self.width())
-        painter.drawText(self.rect(), self.alignment(), text)
+        super().setText(text)
 
 
 class CenteredWidget(QtGui.QWidget):