E5Network/E5NetworkIcon.py

changeset 4629
99aaac59be4f
child 4630
7b0e38956b5c
diff -r a33560bd2d2d -r 99aaac59be4f E5Network/E5NetworkIcon.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/E5Network/E5NetworkIcon.py	Tue Dec 29 15:13:23 2015 +0100
@@ -0,0 +1,69 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2015 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing a statusbar icon tracking the network status.
+"""
+
+from __future__ import unicode_literals
+
+from PyQt5.QtCore import pyqtSlot
+from PyQt5.QtNetwork import QNetworkConfigurationManager
+
+from E5Gui.E5ClickableLabel import E5ClickableLabel
+
+import UI.PixmapCache
+
+
+class E5NetworkIcon(E5ClickableLabel):
+    """
+    Class implementing a statusbar icon tracking the network status.
+    """
+    def __init__(self, parent=None):
+        """
+        Constructor
+        
+        @param parent reference to the parent widget
+        @type QWidget
+        """
+        super(E5NetworkIcon, self).__init__(parent)
+        
+        self.__networkManager = QNetworkConfigurationManager(self)
+        self.__onlineStateChanged(self.__networkManager.isOnline())
+        
+        self.__networkManager.onlineStateChanged.connect(
+            self.__onlineStateChanged)
+    
+    @pyqtSlot(bool)
+    def __onlineStateChanged(self, online):
+        """
+        Private slot handling online state changes.
+        
+        @param online flag indicating the online status
+        @type bool
+        """
+        if online:
+            self.setPixmap(UI.PixmapCache.getPixmap("network-online.png"))
+        else:
+            self.setPixmap(UI.PixmapCache.getPixmap("network-offline.png"))
+        
+        tooltip = self.tr("<p>Shows the network status<br/><br/>"
+                         "<b>Network:</b> {0}</p>")
+        
+        if self.__networkManager.isOnline():
+            tooltip = tooltip.format(self.tr("Connected"))
+        else:
+            tooltip = tooltip.format(self.tr("Offline"))
+        
+        self.setToolTip(tooltip)
+    
+    def isOnline(self):
+        """
+        Public method to get the online state.
+        
+        @return online state
+        @rtype bool
+        """
+        return self.__networkManager.isOnline()

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