Mercurial Repositories > eric / file comparison
comparison: Helpviewer/Network/NetworkAccessManagerProxy.py
Helpviewer/Network/NetworkAccessManagerProxy.py
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- de9c2efb9d02
- child 13
- 1af94a91f439
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2009 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a network access manager proxy for web pages. | |
| 8 """ | |
| 9 | |
| 10 from PyQt4.QtCore import SIGNAL | |
| 11 from PyQt4.QtNetwork import QNetworkAccessManager | |
| 12 | |
| 13 class NetworkAccessManagerProxy(QNetworkAccessManager): | |
| 14 """ | |
| 15 Class implementing a network access manager proxy for web pages. | |
| 16 """ | |
| 17 primaryManager = None | |
| 18 | |
| 19 def __init__(self, parent = None): | |
| 20 """ | |
| 21 Constructor | |
| 22 | |
| 23 @param parent reference to the parent object (QObject) | |
| 24 """ | |
| 25 QNetworkAccessManager.__init__(self, parent) | |
| 26 self.__webPage = None | |
| 27 | |
| 28 def setWebPage(self, page): | |
| 29 """ | |
| 30 Public method to set the reference to a web page. | |
| 31 | |
| 32 @param page reference to the web page object (HelpWebPage) | |
| 33 """ | |
| 34 assert page is not None | |
| 35 self.__webPage = page | |
| 36 | |
| 37 def setPrimaryNetworkAccessManager(self, manager): | |
| 38 """ | |
| 39 Public method to set the primary network access manager. | |
| 40 | |
| 41 @param manager reference to the network access manager object | |
| 42 (QNetworkAccessManager) | |
| 43 """ | |
| 44 assert manager is not None | |
| 45 if self.__class__.primaryManager is None: | |
| 46 self.__class__.primaryManager = manager | |
| 47 self.setCookieJar(self.__class__.primaryManager.cookieJar()) | |
| 48 # do not steal ownership | |
| 49 self.cookieJar().setParent(self.__class__.primaryManager) | |
| 50 | |
| 51 self.connect(self, | |
| 52 SIGNAL('sslErrors(QNetworkReply *, const QList<QSslError> &)'), | |
| 53 self.__class__.primaryManager, | |
| 54 SIGNAL('sslErrors(QNetworkReply *, const QList<QSslError> &)')) | |
| 55 self.connect(self, | |
| 56 SIGNAL('proxyAuthenticationRequired(const QNetworkProxy &, QAuthenticator *)'), | |
| 57 self.__class__.primaryManager, | |
| 58 SIGNAL('proxyAuthenticationRequired(const QNetworkProxy &, QAuthenticator *)')) | |
| 59 self.connect(self, | |
| 60 SIGNAL('authenticationRequired(QNetworkReply *, QAuthenticator *)'), | |
| 61 self.__class__.primaryManager, | |
| 62 SIGNAL('authenticationRequired(QNetworkReply *, QAuthenticator *)')) | |
| 63 self.connect(self, SIGNAL("finished(QNetworkReply *)"), | |
| 64 self.__class__.primaryManager, SIGNAL("finished(QNetworkReply *)")) | |
| 65 | |
| 66 def createRequest(self, op, request, outgoingData = None): | |
| 67 """ | |
| 68 Protected method to create a request. | |
| 69 | |
| 70 @param op the operation to be performed (QNetworkAccessManager.Operation) | |
| 71 @param request reference to the request object (QNetworkRequest) | |
| 72 @param outgoingData reference to an IODevice containing data to be sent | |
| 73 (QIODevice) | |
| 74 @return reference to the created reply object (QNetworkReply) | |
| 75 """ | |
| 76 if self.primaryManager is not None and \ | |
| 77 self.__webPage is not None: | |
| 78 pageRequest = request | |
| 79 self.__webPage.populateNetworkRequest(pageRequest) | |
| 80 return self.primaryManager.createRequest(op, request, outgoingData) | |
| 81 | |
| 82 return QNetworkAccessManager.createRequest(self, op, request, outgoingData) |
