Re: [Pyobjc-dev] Re: [ pyobjc-Bugs-679748 ] NSMutableString gets converted to Python string

[Bob I. <bo...@re...>]

On Monday, Feb 3, 2003, at 17:20 America/New_York, Bill Bumgarner wrote:

> On Monday, Feb 3, 2003, at 17:16 US/Eastern, Bob Ippolito wrote:
>> What about this:
>> class UnicodeNSStringWrapper(unicode):
>> 	def __new__(clazz, myNSString):
>> 		s =  
>> unicode.__new__(somethingToConvertNSStringInstanceToPyUnicodeObject(my 
>> NSString))
>> 		s._objc = myNSString
>> 		return s
>> 	def __getattr__(self, attr):
>> 		try:
>> 			return getattr(self._objc, attr)
>> 		except:
>> 			raise AttributeError, '%r object has no attribute %r' %  
>> (self.__class__.__name__, self._objc)
>>
>> It should do anything that unicode() will do, just like the str  
>> subclass I posted a bit ago.. and you don't lose any of the NSString  
>> functionality.
>
> Given that I have to write  
> somethingToConvertNSStringInstanceToPyUnicodeObject() anyway, I'll do  
> so first, plug it into this and see what happens.   (This old had ObjC  
> programmer sometimes has to be beaten around the head with the obvious  
> elegant path that only Python can offer.)

PyObject *somethingToConvertNSStringInstanceToPyUnicodeObject(NSString  
*myNSString) {
	const char *s;
	if (myNSString == nil)
		return NULL;
	s = [myNSString UTF8String];
	return PyUnicode_Decode(s, strlen(s), "utf-8", NULL);
}

not sure about the NULL for errors, but that just about does it!

-bob