workspace/plasma/scriptengines/python/pydataengine.py

   1 #
   2 # Copyright 2008 Simon Edwards <simon@simonzone.com>
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU Library General Public License as
   6 # published by the Free Software Foundation; either version 2, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details
  13 #
  14 # You should have received a copy of the GNU Library General Public
  15 # License along with this program; if not, write to the
  16 # Free Software Foundation, Inc.,
  17 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18 #
  19 from PyQt4.QtCore import *
  20 from PyQt4.QtGui import *
  21 from PyKDE4.plasma import Plasma
  22 import plasma_importer
  23
  24 class PythonDataEngineScript(Plasma.DataEngineScript):
  25     def __init__(self, parent):
  26         Plasma.DataEngineScript.__init__(self,parent)
  27         self.importer = plasma_importer.PlasmaImporter()
  28         self.initialized = False
  29
  30     def init(self):
  31         print("Script Name: " + self.dataEngine().name())
  32
  33         self.m_moduleName = str(self.dataEngine().pluginName())
  34         print("pluginname: " + str(self.dataEngine().pluginName()))
  35         self.plugin_name = str(self.dataEngine().pluginName()).replace('-','_')
  36
  37         self.importer.register_top_level(self.plugin_name, str(self.dataEngine().package().path()))
  38
  39         print("mainscript: " + str(self.dataEngine().package().filePath("mainscript")))
  40         print("package path: " + str(self.dataEngine().package().path()))
  41
  42         # import the code at the file name reported by mainScript()
  43         self.module = __import__(self.plugin_name+'.main')
  44         self.pydataengine = self.module.main.CreateDataEngine(None)
  45         #self.pydataengine.setDataEngine(self.dataEngine())
  46         self.pydataengine.setDataEngineScript(self)
  47         self.pydataengine.init()
  48
  49         self.initialized = True
  50         return True
  51
  52     def __dtor__(self):
  53         print("~PythonDataEngineScript()")
  54         PythonAppletScript.importer.unregister_top_level(self.plugin_name)
  55         self.pydataengine = None
  56
  57     def sources(self):
  58         return self.pydataengine.sources()
  59
  60     def serviceForSource(self,source):
  61         return self.pydataengine.serviceForSource(source)
  62
  63     def sourceRequestEvent(self,name):
  64         return self.pydataengine.sourceRequestEvent(name)
  65
  66     def updateSourceEvent(self,source):
  67         return self.pydataengine.updateSourceEvent(source)
  68
  69 def CreatePlugin(widget_parent, parent, component_data):
  70     return PythonDataEngineScript(parent)