Add a Settings service class

gui/mainFrame.py

@@ -113,6 +113,7 @@ class MainFrame(wx.Frame):
 
     def ExitApp(self, evt):
         try:
+            service.Settings.getInstance().saveAll()
             self.Close()
         except PyDeadObjectError:
             pass

service/__init__.py

@@ -3,4 +3,5 @@ from service.fit import Fit
 from service.attribute import Attribute
 from service.character import Character
 from service.damagePattern import DamagePattern
-import service.prefetch
+from service.settings import Settings
+import service.prefetch

service/settings.py

@@ -0,0 +1,90 @@
+#===============================================================================
+# Copyright (C) 2010 Diego Duclos
+#
+# This file is part of pyfa.
+#
+# pyfa is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# pyfa is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with pyfa.  If not, see <http://www.gnu.org/licenses/>.
+#===============================================================================
+
+import cPickle
+import os.path
+import config
+
+class SettingsProvider():
+    BASE_PATH = os.path.join(config.homePath, "settings")
+    settings = {}
+    _instance = None
+    @classmethod
+    def getInstance(cls):
+        if cls._instance == None:
+            cls.instance = Settings()
+
+        return cls.instance
+
+    def __init__(self):
+        if not os.path.exists(self.BASE_PATH):
+            os.mkdir(self.BASE_PATH);
+
+    def getSettings(self, area, defaults=None):
+        s = self.settings.get(area)
+        if s is None:
+            p = os.path.join(self.BASE_PATH, area)
+            if not os.path.exists(p):
+                return
+
+            f = open(p, "rb")
+            info = cPickle.load(f)
+            self.settings[area] = s = Settings(p, info)
+
+        return s
+
+    def saveAll(self):
+        for settings in self.settings.itervalues():
+            settings.save()
+
+class Settings():
+    def __init__(self, location, info):
+        self.location = location
+        self.info = info
+
+    def save(self):
+        f = open(self.location, "wb")
+        cPickle.dump(self.info, f, cPickle.HIGHEST_PROTOCOL)
+
+    def __getitem__(self, k):
+        return self.info[k]
+
+    def __setitem__(self, k, v):
+        self.info[k] = v
+
+    def __iter__(self):
+        return self.info.__iter__()
+
+    def iterkeys(self):
+        return self.info.iterkeys()
+
+    def itervalues(self):
+        return self.info.itervalues()
+
+    def iteritems(self):
+        return self.info.iteritems()
+
+    def keys(self):
+        return self.info.keys()
+
+    def values(self):
+        return self.info.values()
+
+    def items(self):
+        return self.info.items()