SF.net SVN: fclient: [565] trunk/fclient/src/fclient/config.py

[<jU...@us...>]

Revision: 565
          http://fclient.svn.sourceforge.net/fclient/?rev=565&view=rev
Author:   jUrner
Date:     2008-07-08 09:47:26 -0700 (Tue, 08 Jul 2008)

Log Message:
-----------
experimental ..add a global object registry

Modified Paths:
--------------
    trunk/fclient/src/fclient/config.py

Modified: trunk/fclient/src/fclient/config.py
===================================================================
--- trunk/fclient/src/fclient/config.py	2008-07-08 15:58:43 UTC (rev 564)
+++ trunk/fclient/src/fclient/config.py	2008-07-08 16:47:26 UTC (rev 565)
@@ -5,6 +5,7 @@
 	
 import atexit
 import os
+import weakref 
 from PyQt4 import QtCore
 
 from .lib import fcp2
@@ -16,7 +17,37 @@
 FclientAppName = 'fclient'
 
 SettingsDir = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'settings')
+
 #**********************************************************************************
+# looks like QObject.findChild() does not always work. docs mention troubles
+# with MSVC 6 where you should use qFindChild(). can not test this. so keep
+# a dict for lookups...
+#**********************************************************************************
+IdViewWidget = 'ViewWidget'
+IdViewLoggerWidget = 'ViewLoggerWidget'
+IdViewConnectionWidget = 'ViewConnectionWidget'
+
+
+class ObjectRegistry(weakref.WeakValueDictionary):
+	"""global object registry
+	
+	use the registry to register and retrieve ui objects previously registerd by their object ids (Id*).
+	ObjectRegistry is actually a WeakValueDictionary. so use as a dict
+	"""
+	
+	def register(self, obj):
+		"""regisdters an object in the registry
+		@param obj: (QObject) object to register
+		@note: QObject.objectName() is taken as id. ids have to be unique throughout the runtime of the gui
+		"""
+		ido = str(obj.objectName())
+		if ido in self:
+			raise ValueError('ui object already registered: %s' % ido)
+		self[ido] = obj
+
+
+ObjectRegistry = ObjectRegistry()	
+#**********************************************************************************
 #
 #**********************************************************************************
 class ConfigSettings(settingsbase.SettingsBase):
@@ -67,8 +98,12 @@
 #**********************************************************************************
 class Config(object):
 	
+	_UiObjRegistry = weakref.WeakValueDictionary()	
+	
+	
 	def __init__(self, parent):
-		
+			
+				
 		self.fcpClient = fcp2.Client()						# global fcp client
 		self.settings = Settings()							# global settings class
 		self.configSettings = ConfigSettings()		# settings of the config
@@ -79,15 +114,12 @@
 				
 		atexit.register(self.close)
 		
-		
 	def close(self):
 		self.settings.dumpSettings(None, self.configSettings)
 		
-		
+#**********************************************************************************
+#
+#**********************************************************************************		
+
 	
-	
-s = Config(None)		
 		
-		
-	
-		


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