def makeBundleForClass():
cb = currentBundle()
def bundleForClass(cls):
return cb
return selector(bundleForClass, isClassMethod=True)
def _add_convenience_methods(super_class, name, type_dict):
"""
Add additional methods to the type-dict of subclass 'name' of
'super_class'.
CONVENIENCE_METHODS is a global variable containing a mapping from
an Objective-C selector to a Python method name and implementation.
CLASS_METHODS is a global variable containing a mapping from
class name to a list of Python method names and implementation.
Matching entries from both mappings are added to the 'type_dict'.
"""
if type_dict.get("__objc_python_subclass__"):
if "bundleForClass" not in type_dict:
cb = currentBundle()
def bundleForClass(cls):
return cb
type_dict["bundleForClass"] = selector(bundleForClass, isClassMethod=True)
if "__bundle_hack__" in type_dict:
import warnings
warnings.warn("__bundle_hack__ is not necessary in PyObjC 1.3+ / py2app 0.1.8+", DeprecationWarning)
look_at_super = super_class is not None and super_class.__name__ != "Object"
owner = {}
for k, sel in type_dict.items():
if not isinstance(sel, selector):
continue
#
# Handle some common exceptions to the usual rules:
#
sel = sel.selector
if sel in CONVENIENCE_METHODS:
v = CONVENIENCE_METHODS[sel]
for nm, value in v:
if nm in type_dict and isinstance(type_dict[nm], selector):
# Clone attributes of already existing version
t = type_dict[nm]
v = selector(value, selector=t.selector, signature=t.signature, isClassMethod=t.isClassMethod)
type_dict[nm] = v
elif look_at_super and hasattr(super_class, nm):
# Skip, inherit the implementation from a super_class
pass
elif nm not in type_dict or _canOverride(nm, owner, sel):
type_dict[nm] = value
owner[nm] = sel
if name in CLASS_METHODS:
for nm, value in CLASS_METHODS[name]:
type_dict[nm] = value
if name == "NSObject":
class kvc(object):
"""
Key-Value-Coding accessor for Cocoa objects.
Both attribute access and dict-like indexing will attempt to
access the requested item through Key-Value-Coding.
"""
__slots__ = ("__object",)
def __init__(self, value):
self.__object = value
def __repr__(self):
return "<KVC accessor for %r>" % (self.__object,)
def __getattr__(self, key):
try:
return self.__object.valueForKey_(key)
except KeyError, msg:
if hasattr(msg, "_pyobjc_info_") and msg._pyobjc_info_["name"] == "NSUnknownKeyException":
raise AttributeError(key)
raise
def __setattr__(self, key, value):
if not key.startswith("_"):
return self.__object.setValue_forKey_(value, key)
else:
super(kvc, self).__setattr__(key, value)
def __getitem__(self, key):
if not isinstance(key, (str, unicode)):
raise TypeError("Key must be string")
return self.__object.valueForKey_(key)
def __setitem__(self, key, value):
if not isinstance(key, (str, unicode)):
raise TypeError("Key must be string")
return self.__object.setValue_forKey_(value, key)
type_dict["_"] = property(kvc)
def add_convenience_methods(super_class, name, type_dict):
"""
Add additional methods to the type-dict of subclass 'name' of
'super_class'.
_CONVENIENCE_METHODS is a global variable containing a mapping from
an Objective-C selector to a Python method name and implementation.
CLASS_METHODS is a global variable containing a mapping from
class name to a list of Python method names and implementation.
Matching entries from both mappings are added to the 'type_dict'.
"""
if type_dict.get('__objc_python_subclass__'):
if 'bundleForClass' not in type_dict:
cb = currentBundle()
def bundleForClass(cls):
return cb
type_dict['bundleForClass'] = selector(bundleForClass, isClassMethod=True)
look_at_super = (super_class is not None and super_class.__name__ != 'Object')
for k, sel in list(type_dict.items()):
if not isinstance(sel, selector):
continue
#
# Handle some common exceptions to the usual rules:
#
sel = sel.selector
if sel in _CONVENIENCE_METHODS:
v = _CONVENIENCE_METHODS[sel]
for nm, value in v:
if nm in type_dict and isinstance(type_dict[nm], selector):
# Clone attributes of already existing version
t = type_dict[nm]
v = selector(value, selector=t.selector,
signature=t.signature, isClassMethod=t.isClassMethod)
type_dict[nm] = v
elif look_at_super and hasattr(super_class, nm):
# Skip, inherit the implementation from a super_class
pass
elif nm not in type_dict:
type_dict[nm] = value
if name in CLASS_METHODS:
for nm, value in CLASS_METHODS[name]:
type_dict[nm] = value
if name == 'NSObject':
class kvc (object):
"""
Key-Value-Coding accessor for Cocoa objects.
Both attribute access and dict-like indexing will attempt to
access the requested item through Key-Value-Coding.
"""
__slots__ = ('__object',)
def __init__(self, value):
self.__object = value
def __repr__(self):
return "<KVC accessor for %r>"%(self.__object,)
def __getattr__(self, key):
try:
return self.__object.valueForKey_(key)
except KeyError as msg:
if hasattr(msg, '_pyobjc_info_') and msg._pyobjc_info_['name'] == 'NSUnknownKeyException':
raise AttributeError(key)
raise
def __setattr__(self, key, value):
if not key.startswith('_'):
return self.__object.setValue_forKey_(value, key)
else:
super(kvc, self).__setattr__(key, value)
def __getitem__(self, key):
if not isinstance(key, STR_TYPES):
raise TypeError("Key must be string")
return self.__object.valueForKey_(key)
def __setitem__(self, key, value):
if not isinstance(key, STR_TYPES):
raise TypeError("Key must be string")
return self.__object.setValue_forKey_(value, key)
type_dict['_'] = property(kvc)
def add_convenience_methods(super_class, name, type_dict):
"""
Add additional methods to the type-dict of subclass 'name' of
'super_class'.
_CONVENIENCE_METHODS is a global variable containing a mapping from
an Objective-C selector to a Python method name and implementation.
CLASS_METHODS is a global variable containing a mapping from
class name to a list of Python method names and implementation.
Matching entries from both mappings are added to the 'type_dict'.
"""
if type_dict.get('__objc_python_subclass__'):
if 'bundleForClass' not in type_dict:
cb = currentBundle()
def bundleForClass(cls):
return cb
type_dict['bundleForClass'] = selector(bundleForClass,
isClassMethod=True)
look_at_super = (super_class is not None
and super_class.__name__ != 'Object')
for k, sel in list(type_dict.items()):
if not isinstance(sel, selector):
continue
#
# Handle some common exceptions to the usual rules:
#
sel = sel.selector
if sel in _CONVENIENCE_METHODS:
v = _CONVENIENCE_METHODS[sel]
for nm, value in v:
if nm in type_dict and isinstance(type_dict[nm], selector):
# Clone attributes of already existing version
t = type_dict[nm]
v = selector(value,
selector=t.selector,
signature=t.signature,
isClassMethod=t.isClassMethod)
type_dict[nm] = v
elif look_at_super and hasattr(super_class, nm):
# Skip, inherit the implementation from a super_class
pass
elif nm not in type_dict:
type_dict[nm] = value
if name in CLASS_METHODS:
for nm, value in CLASS_METHODS[name]:
type_dict[nm] = value
if name == 'NSObject':
class kvc(object):
"""
Key-Value-Coding accessor for Cocoa objects.
Both attribute access and dict-like indexing will attempt to
access the requested item through Key-Value-Coding.
"""
__slots__ = ('__object', )
def __init__(self, value):
self.__object = value
def __repr__(self):
return "<KVC accessor for %r>" % (self.__object, )
def __getattr__(self, key):
try:
return self.__object.valueForKey_(key)
except KeyError as msg:
if hasattr(
msg, '_pyobjc_info_'
) and msg._pyobjc_info_['name'] == 'NSUnknownKeyException':
raise AttributeError(key)
raise
def __setattr__(self, key, value):
if not key.startswith('_'):
return self.__object.setValue_forKey_(value, key)
else:
super(kvc, self).__setattr__(key, value)
def __getitem__(self, key):
if not isinstance(key, STR_TYPES):
raise TypeError("Key must be string")
return self.__object.valueForKey_(key)
def __setitem__(self, key, value):
if not isinstance(key, STR_TYPES):
raise TypeError("Key must be string")
return self.__object.setValue_forKey_(value, key)
type_dict['_'] = property(kvc)
def makeBundleForClass():
cb = currentBundle()
def bundleForClass(cls):
return cb
return selector(bundleForClass, isClassMethod=True)