eric6/Cooperation/CooperationServer.py

Sun, 02 Feb 2020 11:04:32 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sun, 02 Feb 2020 11:04:32 +0100
changeset 7380
c99320e859ca
parent 7360
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child 7780
41420f82c0ac
permissions
-rw-r--r--

Fixed an issue related to showing the application name in the menu bar of Gnome desktop under Wayland.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2010 - 2020 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module implementing the cooperation server.
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8 """
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9
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10
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11 from PyQt5.QtCore import pyqtSignal
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12 from PyQt5.QtNetwork import QTcpServer
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13
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14 from .Connection import Connection
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15
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16 import Preferences
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17
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18
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19 class CooperationServer(QTcpServer):
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20 """
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21 Class implementing the cooperation server.
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22
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23 @signal newConnection(connection) emitted after a new connection was
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24 received (Connection)
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25 """
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26 newConnection = pyqtSignal(Connection)
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27
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28 def __init__(self, address, parent=None):
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29 """
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30 Constructor
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31
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32 @param address address the server should listen on (QHostAddress)
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33 @param parent reference to the parent object (QObject)
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34 """
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35 super(CooperationServer, self).__init__(parent)
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36
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37 self.__address = address
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38
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39 def incomingConnection(self, socketDescriptor):
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40 """
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41 Public method handling an incoming connection.
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42
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43 @param socketDescriptor native socket descriptor (integer)
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44 """
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45 connection = Connection(self)
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46 connection.setSocketDescriptor(socketDescriptor)
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47 self.newConnection.emit(connection)
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48
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49 def startListening(self, port=-1, findFreePort=False):
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50 """
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51 Public method to start listening for new connections.
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52
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53 @param port port to listen on (integer)
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54 @param findFreePort flag indicating to search for a free port
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55 depending on the configuration (boolean)
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56 @return tuple giving a flag indicating success (boolean) and
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57 the port the server listens on
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58 """
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59 res = self.listen(self.__address, port)
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60 if findFreePort and Preferences.getCooperation("TryOtherPorts"):
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61 endPort = port + Preferences.getCooperation("MaxPortsToTry")
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62 while not res and port < endPort:
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63 port += 1
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64 res = self.listen(self.__address, port)
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65 return res, port

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