Mercurial Repositories > eric / file comparison
comparison: eric6/WebBrowser/UserAgent/UserAgentMenu.py
eric6/WebBrowser/UserAgent/UserAgentMenu.py
- changeset 6942
- 2602857055c5
- parent 6645
- ad476851d7e0
- child 7229
- 53054eb5b15a
equal
deleted
inserted
replaced
| 6941:f99d60d6b59b | 6942:2602857055c5 |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2010 - 2019 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a menu to select the user agent string. | |
| 8 """ | |
| 9 | |
| 10 from __future__ import unicode_literals | |
| 11 | |
| 12 from PyQt5.QtCore import QXmlStreamReader, QFile, QIODevice | |
| 13 from PyQt5.QtWidgets import QMenu, QAction, QActionGroup, QInputDialog, \ | |
| 14 QLineEdit | |
| 15 | |
| 16 from E5Gui import E5MessageBox | |
| 17 | |
| 18 | |
| 19 class UserAgentMenu(QMenu): | |
| 20 """ | |
| 21 Class implementing a menu to select the user agent string. | |
| 22 """ | |
| 23 def __init__(self, title, url=None, parent=None): | |
| 24 """ | |
| 25 Constructor | |
| 26 | |
| 27 @param title title of the menu (string) | |
| 28 @param url URL to set user agent for (QUrl) | |
| 29 @param parent reference to the parent widget (QWidget) | |
| 30 """ | |
| 31 super(UserAgentMenu, self).__init__(title, parent) | |
| 32 | |
| 33 self.__manager = None | |
| 34 self.__url = url | |
| 35 if self.__url: | |
| 36 if self.__url.isValid(): | |
| 37 from WebBrowser.WebBrowserWindow import WebBrowserWindow | |
| 38 self.__manager = WebBrowserWindow.userAgentsManager() | |
| 39 else: | |
| 40 self.__url = None | |
| 41 | |
| 42 self.aboutToShow.connect(self.__populateMenu) | |
| 43 | |
| 44 def __populateMenu(self): | |
| 45 """ | |
| 46 Private slot to populate the menu. | |
| 47 """ | |
| 48 self.aboutToShow.disconnect(self.__populateMenu) | |
| 49 | |
| 50 self.__actionGroup = QActionGroup(self) | |
| 51 | |
| 52 # add default action | |
| 53 self.__defaultUserAgent = QAction(self) | |
| 54 self.__defaultUserAgent.setText(self.tr("Default")) | |
| 55 self.__defaultUserAgent.setCheckable(True) | |
| 56 self.__defaultUserAgent.triggered.connect( | |
| 57 self.__switchToDefaultUserAgent) | |
| 58 if self.__url: | |
| 59 self.__defaultUserAgent.setChecked( | |
| 60 self.__manager.userAgentForUrl(self.__url) == "") | |
| 61 else: | |
| 62 from WebBrowser.WebBrowserPage import WebBrowserPage | |
| 63 self.__defaultUserAgent.setChecked( | |
| 64 WebBrowserPage.userAgent() == "") | |
| 65 self.addAction(self.__defaultUserAgent) | |
| 66 self.__actionGroup.addAction(self.__defaultUserAgent) | |
| 67 isChecked = self.__defaultUserAgent.isChecked() | |
| 68 | |
| 69 # add default extra user agents | |
| 70 isChecked = self.__addDefaultActions() or isChecked | |
| 71 | |
| 72 # add other action | |
| 73 self.addSeparator() | |
| 74 self.__otherUserAgent = QAction(self) | |
| 75 self.__otherUserAgent.setText(self.tr("Other...")) | |
| 76 self.__otherUserAgent.setCheckable(True) | |
| 77 self.__otherUserAgent.triggered.connect( | |
| 78 self.__switchToOtherUserAgent) | |
| 79 self.addAction(self.__otherUserAgent) | |
| 80 self.__actionGroup.addAction(self.__otherUserAgent) | |
| 81 self.__otherUserAgent.setChecked(not isChecked) | |
| 82 | |
| 83 def __switchToDefaultUserAgent(self): | |
| 84 """ | |
| 85 Private slot to set the default user agent. | |
| 86 """ | |
| 87 if self.__url: | |
| 88 self.__manager.removeUserAgent(self.__url.host()) | |
| 89 else: | |
| 90 from WebBrowser.WebBrowserPage import WebBrowserPage | |
| 91 WebBrowserPage.setUserAgent("") | |
| 92 | |
| 93 def __switchToOtherUserAgent(self): | |
| 94 """ | |
| 95 Private slot to set a custom user agent string. | |
| 96 """ | |
| 97 from WebBrowser.WebBrowserPage import WebBrowserPage | |
| 98 userAgent, ok = QInputDialog.getText( | |
| 99 self, | |
| 100 self.tr("Custom user agent"), | |
| 101 self.tr("User agent:"), | |
| 102 QLineEdit.Normal, | |
| 103 WebBrowserPage.userAgent(resolveEmpty=True)) | |
| 104 if ok: | |
| 105 if self.__url: | |
| 106 self.__manager.setUserAgentForUrl(self.__url, userAgent) | |
| 107 else: | |
| 108 WebBrowserPage.setUserAgent(userAgent) | |
| 109 | |
| 110 def __changeUserAgent(self, act): | |
| 111 """ | |
| 112 Private slot to change the user agent. | |
| 113 | |
| 114 @param act reference to the action that triggered | |
| 115 @type QAction | |
| 116 """ | |
| 117 if self.__url: | |
| 118 self.__manager.setUserAgentForUrl(self.__url, act.data()) | |
| 119 else: | |
| 120 from WebBrowser.WebBrowserPage import WebBrowserPage | |
| 121 WebBrowserPage.setUserAgent(act.data()) | |
| 122 | |
| 123 def __addDefaultActions(self): | |
| 124 """ | |
| 125 Private slot to add the default user agent entries. | |
| 126 | |
| 127 @return flag indicating that a user agent entry is checked (boolean) | |
| 128 """ | |
| 129 from . import UserAgentDefaults_rc # __IGNORE_WARNING__ | |
| 130 defaultUserAgents = QFile(":/UserAgentDefaults.xml") | |
| 131 defaultUserAgents.open(QIODevice.ReadOnly) | |
| 132 | |
| 133 menuStack = [] | |
| 134 isChecked = False | |
| 135 | |
| 136 if self.__url: | |
| 137 currentUserAgentString = self.__manager.userAgentForUrl(self.__url) | |
| 138 else: | |
| 139 from WebBrowser.WebBrowserPage import WebBrowserPage | |
| 140 currentUserAgentString = WebBrowserPage.userAgent() | |
| 141 xml = QXmlStreamReader(defaultUserAgents) | |
| 142 while not xml.atEnd(): | |
| 143 xml.readNext() | |
| 144 if xml.isStartElement() and xml.name() == "separator": | |
| 145 if menuStack: | |
| 146 menuStack[-1].addSeparator() | |
| 147 else: | |
| 148 self.addSeparator() | |
| 149 continue | |
| 150 | |
| 151 if xml.isStartElement() and xml.name() == "useragent": | |
| 152 attributes = xml.attributes() | |
| 153 title = attributes.value("description") | |
| 154 userAgent = attributes.value("useragent") | |
| 155 | |
| 156 act = QAction(self) | |
| 157 act.setText(title) | |
| 158 act.setData(userAgent) | |
| 159 act.setToolTip(userAgent) | |
| 160 act.setCheckable(True) | |
| 161 act.setChecked(userAgent == currentUserAgentString) | |
| 162 act.triggered.connect(lambda: self.__changeUserAgent(act)) | |
| 163 if menuStack: | |
| 164 menuStack[-1].addAction(act) | |
| 165 else: | |
| 166 self.addAction(act) | |
| 167 self.__actionGroup.addAction(act) | |
| 168 isChecked = isChecked or act.isChecked() | |
| 169 | |
| 170 if xml.isStartElement() and xml.name() == "useragentmenu": | |
| 171 attributes = xml.attributes() | |
| 172 title = attributes.value("title") | |
| 173 if title == "v_a_r_i_o_u_s": | |
| 174 title = self.tr("Various") | |
| 175 | |
| 176 menu = QMenu(self) | |
| 177 menu.setTitle(title) | |
| 178 self.addMenu(menu) | |
| 179 menuStack.append(menu) | |
| 180 | |
| 181 if xml.isEndElement() and xml.name() == "useragentmenu": | |
| 182 menuStack.pop() | |
| 183 | |
| 184 if xml.hasError(): | |
| 185 E5MessageBox.critical( | |
| 186 self, | |
| 187 self.tr("Parsing default user agents"), | |
| 188 self.tr( | |
| 189 """<p>Error parsing default user agents.</p><p>{0}</p>""") | |
| 190 .format(xml.errorString())) | |
| 191 | |
| 192 return isChecked |
