--- a/plotter/qpreferences.py Mon Feb 04 19:19:57 2008 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,150 +0,0 @@
-import os
-from PyQt4 import QtCore, QtGui, uic
-from tools import AbstractRegister
-
-def fromVariant(v):
- _cvrts = {0: lambda x:None,
- 1: lambda x:x.toBool(),
- 2: lambda x:x.toInt()[0],
- 6: lambda x:x.toDouble()[0],
- 10: lambda x:unicode(x.toString()),
- 12: lambda x:x.toByteArray(),
- 21: lambda x:x.toSize(),
- 22: lambda x:x.toSizeF(),
- 25: lambda x:x.toPoint(),
- 26: lambda x:x.toPointF(),
- 64: lambda x:QtGui.QFont(x),
- 67: lambda x:QtGui.QColor(x),
- }
- t = v.userType()
- return _cvrts[t](v)
-
-class PreferenceMetaclass(type):
- _widgets = {}
- def __init__(cls, name, bases, dct):
- # called at class creation
- super(type, cls).__init__(name, bases, dct)
- if name != "BaseItem":
- ItemRegister().add(cls)
-
-class BaseItem(object):
- #__metaclass__ = PreferenceMetaclass
- _id = 0
- def __init__(self, default=None, name=None, description=None, group=None):
- self._default = default
- self._id = BaseItem._id
- self._name = name
- self._description = description
- self._group = group
- BaseItem._id += 1
-
- def validate(self, value):
- return True
-
- def __get__(self, obj, cls):
- if obj is None: #when called from the class, return the Item itself
- return self
- try:
- return obj.getPref(self._id)
- except Exception, e:
- return None
-
- def __set__(self, obj, value):
- obj.setPref(self._id, value)
-
-class ItemRegister(AbstractRegister):
- _registered_type = BaseItem
- getItem = AbstractRegister.get_class
-
-class PointItem(BaseItem):
- _type = QtCore.QPoint
-
-class SizeItem(BaseItem):
- _type = QtCore.QSize
-
-class ByteArrayItem(BaseItem):
- _type = QtCore.QByteArray
-
-class UnicodeItem(BaseItem):
- _type = unicode
- def validate(self, value):
- return isinstance(value, basestring)
-
-class IntItem(BaseItem):
- _type = int
- def __init__(self, default=None, name=None, description=None, group=None, min=None, max=None):
- BaseItem.__init__(self, default, name, description, group)
- self._min = min
- self._max = max
-
- def validate(self, value):
- try:
- value = self._type(value)
- except:
- return False
- if self._min is not None and value<self._min:
- return False
- if self._max is not None and value>self._max:
- return False
- return True
-
-class ColorItem(BaseItem):
- _type = QtGui.QColor
-
- def validate(self, value):
- try:
- self._type(value)
- return True
- except:
- return False
-
-class AbstractPreferences(QtCore.QObject):
- def __init__(self):
- QtCore.QObject.__init__(self)
- self._settings = QtCore.QSettings(QtCore.QSettings.UserScope,
- self.ORGANISATION, self.APPLICATION)
- self._prefs = {}
- self.groups = []
- keys = []
- for k in dir(self.__class__):
- item = self.getItem(k)
- if isinstance(item, BaseItem):
- keys.append((k,item))
- keys.sort(key=lambda x: x[1]._id)
- for k, item in keys:
- self._prefs[item._id] = k
- if item._group not in self.groups:
- self.groups.append(item._group)
-
- def getItem(self, key):
- return getattr(self.__class__, key)
- #return self._prefs.get(key, None)
-
- def getPref(self, key):
- key = self._prefs.get(key, key)
- default = getattr(self.__class__, key)._default
- if default is not None:
- default = QtCore.QVariant(default)
- else:
- default = QtCore.QVariant()
- val = fromVariant(self._settings.value(key, default))
- return val
-
- def setPref(self, key, value):
- key = self._prefs.get(key, key)
- self._settings.setValue(key, QtCore.QVariant(value))
-
- def keys(self, group=None):
- return [k for k in self._prefs.values() if not k.startswith('_') and self.getItem(k)._group == group]
-
- def getName(self, key):
- item = getattr(self.__class__, key)
- return item._name
-
- def getDescription(self, key):
- item = getattr(self.__class__, key)
- return item._description
-
- def __getitem__(self, key):
- return getattr(self, key)
- 