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Moved text conversion classes to separate bundle

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@10755 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
fedor 2001-08-21 14:52:00 +00:00
parent 9b9c1ae290
commit 60a7ef53c8
22 changed files with 409 additions and 844 deletions
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72
Source/NSAttributedString.m
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@ -30,6 +30,8 @@
#include <Foundation/NSString.h>
#include <Foundation/NSRange.h>
#include <Foundation/NSBundle.h>
#include <Foundation/NSFileManager.h>
#include <AppKit/NSAttributedString.h>
#include <AppKit/NSParagraphStyle.h>
#include <AppKit/NSTextAttachment.h>
@ -99,6 +101,62 @@ static inline void cache_init ()
}
}
/* Return the class that handles format from the first bundle it finds */
static
Class converter_bundles(NSString *format, BOOL producer)
{
Class converter_class = Nil;
NSEnumerator *benum;
NSString *dpath;
/* Find the bundle paths */
benum = [NSStandardLibraryPaths() objectEnumerator];
while ((dpath = [benum nextObject]))
{
NSEnumerator *direnum;
NSString *path;
dpath = [dpath stringByAppendingPathComponent: @"Bundles"];
dpath = [dpath stringByAppendingPathComponent: @"TextConverters"];
if ([[NSFileManager defaultManager] fileExistsAtPath: dpath])
direnum = [[NSFileManager defaultManager] enumeratorAtPath: dpath];
else
direnum = nil;
while (direnum && (path = [direnum nextObject]))
{
Class bclass;
NSString *full_path;
NSBundle *aBundle;
if ([[path pathExtension] isEqual: @"bundle"] == NO)
continue;
full_path = [dpath stringByAppendingPathComponent: path];
aBundle = [NSBundle bundleWithPath: full_path];
if (aBundle && ((bclass = [aBundle principalClass])))
{
if ([bclass respondsToSelector:
@selector(classForFormat:producer:)])
{
converter_class = (Class)[bclass classForFormat: format
producer: producer];
}
else
{
NSString *converter_name;
if (producer)
converter_name = [format stringByAppendingString: @"Producer"];
else
converter_name = [format stringByAppendingString: @"Consumer"];
converter_class = [aBundle classNamed: converter_name];
}
}
if (converter_class)
break;
}
if (converter_class)
break;
}
return converter_class;
}
/*
Return a suitable converter for the text format supplied as argument.
If producer is YES a class capable of writting that format is returned,
@ -118,10 +176,9 @@ static Class converter_class(NSString *format, BOOL producer)
found = [p_classes objectForKey: format];
if (found == Nil)
{
if ([format isEqual: @"RTF"])
found = NSClassFromString(@"RTFProducer");
else if ([format isEqual: @"RTFD"])
found = NSClassFromString(@"RTFDProducer");
found = converter_bundles(format, producer);
if (found != Nil)
NSDebugLog(@"Found converter %@ for format %@", found, format);
if (found != Nil)
[p_classes setObject: found forKey: format];
}
@ -135,10 +192,9 @@ static Class converter_class(NSString *format, BOOL producer)
found = [c_classes objectForKey: format];
if (found == Nil)
{
if ([format isEqual: @"RTF"])
found = NSClassFromString(@"RTFConsumer");
else if ([format isEqual: @"RTFD"])
found = NSClassFromString(@"RTFDConsumer");
found = converter_bundles(format, producer);
if (found != Nil)
NSDebugLog(@"Found converter %@ for format %@", found, format);
if (found != Nil)
[c_classes setObject: found forKey: format];
}