diff -r 4e8b98454baa -r 800c432b34c8 eric7/WebBrowser/Tools/WebIconLoader.py
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/eric7/WebBrowser/Tools/WebIconLoader.py Sat May 15 18:45:04 2021 +0200
@@ -0,0 +1,71 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2016 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing an object to load web site icons.
+"""
+
+from PyQt5.QtCore import pyqtSignal, pyqtSlot, QObject
+from PyQt5.QtGui import QIcon, QPixmap, QImage
+from PyQt5.QtNetwork import QNetworkRequest, QSslConfiguration
+
+try:
+ from PyQt5.QtNetwork import QSslConfiguration # __IGNORE_WARNING__
+ SSL_AVAILABLE = True
+except ImportError:
+ SSL_AVAILABLE = False
+
+import WebBrowser.WebBrowserWindow
+
+
+class WebIconLoader(QObject):
+ """
+ Class implementing a loader for web site icons.
+
+ @signal iconLoaded(icon) emitted when the icon has been loaded
+ @signal sslConfiguration(config) emitted to pass the SSL data
+ @signal clearSslConfiguration() emitted to clear stored SSL data
+ """
+ iconLoaded = pyqtSignal(QIcon)
+ if SSL_AVAILABLE:
+ sslConfiguration = pyqtSignal(QSslConfiguration)
+ clearSslConfiguration = pyqtSignal()
+
+ def __init__(self, url, parent=None):
+ """
+ Constructor
+
+ @param url URL to fetch the icon from
+ @type QUrl
+ @param parent reference to the parent object
+ @type QObject
+ """
+ super().__init__(parent)
+
+ networkManager = (
+ WebBrowser.WebBrowserWindow.WebBrowserWindow.networkManager()
+ )
+ self.__reply = networkManager.get(QNetworkRequest(url))
+ self.__reply.finished.connect(self.__finished)
+
+ @pyqtSlot()
+ def __finished(self):
+ """
+ Private slot handling the downloaded icon.
+ """
+ # ignore any errors and emit an empty icon in this case
+ data = self.__reply.readAll()
+ icon = QIcon(QPixmap.fromImage(QImage.fromData(data)))
+ self.iconLoaded.emit(icon)
+
+ if SSL_AVAILABLE:
+ if self.__reply.url().scheme().lower() == "https":
+ sslConfiguration = self.__reply.sslConfiguration()
+ self.sslConfiguration.emit(sslConfiguration)
+ else:
+ self.clearSslConfiguration.emit()
+
+ self.__reply.deleteLater()
+ self.__reply = None
