projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 6f1a3f9c RD |
1 | #---------------------------------------------------------------------------- |
| 2 | # Name: objutils.py | |
| 3 | # Purpose: Object Utilities | |
| 4 | # | |
| 5 | # Author: Alan Mullendore | |
| 6 | # | |
| 7 | # Created: 5/10/05 | |
| 8 | # CVS-ID: $Id$ | |
| 9 | # Copyright: (c) 2004-2005 ActiveGrid, Inc. | |
| 10 | # License: wxWindows License | |
| 11 | #---------------------------------------------------------------------------- | |
| 12 | ||
| 13 | import logging | |
| 14 | import traceback | |
| 15 | import sys | |
| 16 | import os | |
| 17 | ||
| 18 | import xmlmarshaller | |
| 19 | ||
| 20 | def defaultLoad(fileObject, knownTypes=None): | |
| 21 | xml = fileObject.read() | |
| 22 | loadedObject = xmlmarshaller.unmarshal(xml, knownTypes=knownTypes) | |
| 23 | if hasattr(fileObject, 'name'): | |
| 24 | loadedObject.fileName = os.path.abspath(fileObject.name) | |
| 25 | loadedObject.initialize() | |
| 26 | return loadedObject | |
| 27 | ||
| 28 | def defaultSave(fileObject, objectToSave, knownTypes=None, withEncoding=1, encoding='utf-8'): | |
| 29 | xml = xmlmarshaller.marshal(objectToSave, prettyPrint=True, knownTypes=knownTypes, withEncoding=withEncoding, encoding=encoding) | |
| 30 | fileObject.write(xml) | |
| 31 | fileObject.flush() | |
| 32 | ||
| 33 | def clone(objectToClone, knownTypes=None, encoding='utf-8'): | |
| 34 | xml = xmlmarshaller.marshal(objectToClone, prettyPrint=True, knownTypes=knownTypes, encoding=encoding) | |
| 35 | clonedObject = xmlmarshaller.unmarshal(xml, knownTypes=knownTypes) | |
| 36 | if hasattr(objectToClone, 'fileName'): | |
| 37 | clonedObject.fileName = objectToClone.fileName | |
| 38 | try: | |
| 39 | clonedObject.initialize() | |
| 40 | except AttributeError: | |
| 41 | pass | |
| 42 | return clonedObject | |
| 43 | ||
| 44 | def classForName(className): | |
| 45 | pathList = className.split('.') | |
| 46 | moduleName = '.'.join(pathList[:-1]) | |
| 47 | code = __import__(moduleName) | |
| 48 | for name in pathList[1:]: | |
| 49 | code = code.__dict__[name] | |
| 50 | return code | |
| 51 | ||
| 52 | def hasattrignorecase(object, name): | |
| 53 | namelow = name.lower() | |
| 54 | for attr in dir(object): | |
| 55 | if attr.lower() == namelow: | |
| 56 | return True | |
| 57 | for attr in dir(object): | |
| 58 | if attr.lower() == '_' + namelow: | |
| 59 | return True | |
| 60 | return False | |
| 61 | ||
| 62 | def setattrignorecase(object, name, value): | |
| 63 | namelow = name.lower() | |
| 64 | for attr in object.__dict__: | |
| 65 | if attr.lower() == namelow: | |
| 66 | object.__dict__[attr] = value | |
| 67 | return | |
| 68 | object.__dict__[name] = value | |
| 69 | ||
| 70 | def getattrignorecase(object, name): | |
| 71 | namelow = name.lower() | |
| 72 | for attr in object.__dict__: | |
| 73 | if attr.lower() == namelow: | |
| 74 | return object.__dict__[attr] | |
| 75 | return object.__dict__[name] | |
| 76 | ||
| 77 | def hasPropertyValue(obj, attr): | |
| 78 | hasProp = False | |
| 79 | try: | |
| 80 | prop = obj.__class__.__dict__[attr] | |
| 81 | if (isinstance(prop, property)): | |
| 82 | hasProp = hasattr(obj, attr) | |
| 83 | if (hasProp): | |
| 84 | # It's a property and it has a value but sometimes we don't want it. | |
| 85 | # If there is a _hasattr method execute it and the | |
| 86 | # result will tell us whether to include this value | |
| 87 | try: | |
| 88 | hasProp = obj._hasattr(attr) | |
| 89 | except: | |
| 90 | pass | |
| 91 | except KeyError: | |
| 92 | pass | |
| 93 | return hasProp |