8===D~

Makefile

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+all: zip install view
+zip:
+	cd hs-applet; zip -r ../hs-applet.zip .
+
+install:
+	plasmapkg -u hs-applet.zip
+
+view:
+	plasma-windowed hs-applet

hs-applet/contents/code/main.py

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+#!/usr/bin/env python
+# -*- encoding: utf-8 -*-
+from PyQt4.QtCore import Qt, pyqtSignature
+from PyQt4 import QtCore
+from PyQt4.QtGui import QGraphicsLinearLayout, QIcon
+from PyKDE4.plasma import Plasma
+from PyKDE4 import plasmascript
+from urllib2 import urlopen, URLError, HTTPError
+import json
+
+
+INTERVAL = 15
+ 
+class HelloPython(plasmascript.Applet):
+    def __init__(self,parent,args=None):
+        super(HelloPython, self).__init__(parent)
+ 
+    def init(self):
+        self.setHasConfigurationInterface(False)
+        self.setAspectRatioMode(Plasma.IgnoreAspectRatio)
+
+        self.theme = Plasma.Svg(self)
+        self.theme.setImagePath("widgets/background")
+        self.setBackgroundHints(Plasma.Applet.DefaultBackground)
+
+        self.layout = QGraphicsLinearLayout(Qt.Horizontal, self.applet)
+
+        hs_button = Plasma.ToolButton();
+        hs_button.setIcon(QIcon(self.package().path() + "contents/images/syrenka-small.png"))
+        QtCore.QObject.connect(hs_button, QtCore.SIGNAL('clicked()'), self.update_list)
+
+        self.at_list = Plasma.Label(self.applet)
+        self.layout.addItem(self.at_list)
+        self.layout.addItem(hs_button)
+        self.applet.setLayout(self.layout)
+        self.update_list()
+
+        self.resize(125, 125)
+ 
+    def get_user_list(self):
+        try:
+            api_content = urlopen("https://at.hackerspace.pl/api").read()
+        except (URLError, HTTPError):
+            pass        # TODO:
+        users = json.loads(api_content)["users"]
+        return (x["login"] for x in users)
+
+
+    def connectToEngine(self):
+        self.timeEngine = self.dataEngine("time")
+        self.timeEngine.connectSource(self.currentTimezone,
+            self, INTERVAL*6000, Plasma.AlignToMinute)
+
+
+    def update_list(self):
+        self.at_list.setText("\n".join(self.get_user_list()))
+
+
+    @pyqtSignature("dataUpdated(const QString &, const Plasma::DataEngine::Data &)")
+    def dataUpdated(self, sourceName, data):
+
+        self.update_list()
+ 
+
+def CreateApplet(parent):
+    return HelloPython(parent)

hs-applet/metadata.desktop

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+[Desktop Entry]
+Encoding=UTF-8
+Name=hs-applet
+Type=Service
+ServiceTypes=Plasma/Applet
+Icon=chronometer
+X-Plasma-API=python
+X-Plasma-MainScript=code/main.py
+X-Plasma-DefaultSize=125,125
+
+X-KDE-PluginInfo-Author=Papież Polak
+X-KDE-PluginInfo-Email=daz@hackerspace.pl
+X-KDE-PluginInfo-Name=hs-applet2
+X-KDE-PluginInfo-Version=1.0
+X-KDE-PluginInfo-Website=http://plasma.kde.org/
+X-KDE-PluginInfo-Category=Examples
+X-KDE-PluginInfo-Depends=
+X-KDE-PluginInfo-License=GPL
+X-KDE-PluginInfo-EnabledByDefault=true