Mercurial Repositories > eric / file comparison
comparison: eric6/Helpviewer/WebPlugins/WebPluginFactory.py
eric6/Helpviewer/WebPlugins/WebPluginFactory.py
- changeset 6942
- 2602857055c5
- parent 6645
- ad476851d7e0
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| 6941:f99d60d6b59b | 6942:2602857055c5 |
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2012 - 2019 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing the web plug-in factory. | |
| 8 """ | |
| 9 | |
| 10 from __future__ import unicode_literals | |
| 11 | |
| 12 from PyQt5.QtWebKit import QWebPluginFactory | |
| 13 | |
| 14 | |
| 15 class WebPluginFactory(QWebPluginFactory): | |
| 16 """ | |
| 17 Class implementing the web plug-in factory. | |
| 18 """ | |
| 19 def __init__(self, parent=None): | |
| 20 """ | |
| 21 Constructor | |
| 22 | |
| 23 @param parent reference to the parent object (QObject) | |
| 24 """ | |
| 25 super(WebPluginFactory, self).__init__(parent) | |
| 26 | |
| 27 self.__loaded = False | |
| 28 | |
| 29 def create(self, mimeType, url, argumentNames, argumentValues): | |
| 30 """ | |
| 31 Public method to create a plug-in instance for the given MIME type with | |
| 32 the given data. | |
| 33 | |
| 34 @param mimeType MIME type for the plug-in (string) | |
| 35 @param url URL for the plug-in (QUrl) | |
| 36 @param argumentNames list of argument names (list of strings) | |
| 37 @param argumentValues list of argument values (list of strings) | |
| 38 @return reference to the created object (QObject) | |
| 39 """ | |
| 40 if not self.__loaded: | |
| 41 self.__initialize() | |
| 42 | |
| 43 if mimeType in self.__pluginsCache: | |
| 44 return self.__pluginsCache[mimeType].create( | |
| 45 mimeType, url, argumentNames, argumentValues) | |
| 46 else: | |
| 47 return None | |
| 48 | |
| 49 def plugins(self): | |
| 50 """ | |
| 51 Public method to get a list of plug-ins. | |
| 52 | |
| 53 @return list of plug-ins (list of QWebPluginFactory.Plugin) | |
| 54 """ | |
| 55 if not self.__loaded: | |
| 56 self.__initialize() | |
| 57 | |
| 58 plugins = [] | |
| 59 for plugin in self.__plugins.values(): | |
| 60 if not plugin.isAnonymous(): | |
| 61 pluginInfo = plugin.metaPlugin() | |
| 62 plugins.append(pluginInfo) | |
| 63 return plugins | |
| 64 | |
| 65 def refreshPlugins(self): | |
| 66 """ | |
| 67 Public method to refresh the list of supported plug-ins. | |
| 68 """ | |
| 69 self.__initialize() | |
| 70 super(WebPluginFactory, self).refreshPlugins() | |
| 71 | |
| 72 def __initialize(self): | |
| 73 """ | |
| 74 Private method to initialize the factory. | |
| 75 """ | |
| 76 self.__loaded = True | |
| 77 self.__plugins = {} | |
| 78 self.__pluginsCache = {} | |
| 79 | |
| 80 from .ClickToFlash.ClickToFlashPlugin import ClickToFlashPlugin | |
| 81 self.__plugins["ClickToFlash"] = ClickToFlashPlugin() | |
| 82 | |
| 83 for plugin in self.__plugins.values(): | |
| 84 for pluginMimeType in plugin.metaPlugin().mimeTypes: | |
| 85 self.__pluginsCache[pluginMimeType.name] = plugin | |
| 86 | |
| 87 def plugin(self, name): | |
| 88 """ | |
| 89 Public method to get a reference to the named plug-in. | |
| 90 | |
| 91 @param name name of the plug-in (string) | |
| 92 @return reference to the named plug-in | |
| 93 """ | |
| 94 if not self.__loaded: | |
| 95 self.__initialize() | |
| 96 | |
| 97 if name in self.__plugins: | |
| 98 return self.__plugins[name] | |
| 99 | |
| 100 return None |
