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Include GSTextConverter.h. New function converter_class() to load
the class for a given text converter format. Use this function in the RTF methods and use new protocol there. git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@10720 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Fred Kiefer
parent
0eb432b95f
commit
fa8999f56a
1 changed files with 70 additions and 19 deletions
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@ -28,6 +28,8 @@
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <Foundation/NSString.h>
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#include <Foundation/NSRange.h>
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#include <AppKit/NSAttributedString.h>
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#include <AppKit/NSParagraphStyle.h>
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#include <AppKit/NSTextAttachment.h>
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@ -35,11 +37,8 @@
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#include <AppKit/NSColor.h>
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// For the colour name spaces
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#include <AppKit/NSGraphics.h>
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#include <Foundation/NSString.h>
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#include <Foundation/NSRange.h>
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#include "Parsers/rtfConsumer.h"
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#include "Parsers/RTFProducer.h"
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#include <AppKit/GSTextConverter.h>
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/* Cache class pointers to avoid the expensive lookup by string. */
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static Class dictionaryClass = nil;
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@ -100,6 +99,55 @@ static inline void cache_init ()
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}
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}
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/*
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Return a suitable converter for the text format supplied as argument.
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If producer is YES a class capable of writting that format is returned,
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otherwise a class able to read the format is returned.
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*/
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static Class converter_class(NSString *format, BOOL producer)
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{
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static NSMutableDictionary *p_classes = nil;
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static NSMutableDictionary *c_classes = nil;
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Class found;
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if (producer)
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{
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if (p_classes == nil)
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p_classes = [NSMutableDictionary new];
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found = [p_classes objectForKey: format];
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if (found == Nil)
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{
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if ([format isEqual: @"RTF"])
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found = NSClassFromString(@"RTFProducer");
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else if ([format isEqual: @"RTFD"])
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found = NSClassFromString(@"RTFDProducer");
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if (found != Nil)
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[p_classes setObject: found forKey: format];
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}
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return found;
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}
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else
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{
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if (c_classes == nil)
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c_classes = [NSMutableDictionary new];
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found = [c_classes objectForKey: format];
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if (found == Nil)
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{
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if ([format isEqual: @"RTF"])
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found = NSClassFromString(@"RTFConsumer");
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else if ([format isEqual: @"RTFD"])
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found = NSClassFromString(@"RTFDConsumer");
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if (found != Nil)
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[c_classes setObject: found forKey: format];
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}
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return found;
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}
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return Nil;
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}
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@implementation NSAttributedString (AppKit)
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+ (NSAttributedString *) attributedStringWithAttachment:
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@ -476,8 +524,9 @@ documentAttributes: (NSDictionary **)dict
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- (id) initWithRTFDFileWrapper: (NSFileWrapper *)wrapper
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documentAttributes: (NSDictionary **)dict
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{
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NSAttributedString *new = [RTFConsumer parseRTFD: wrapper
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documentAttributes: dict];
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NSAttributedString *new = [converter_class(@"RTFD", NO)
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parseFile: wrapper
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documentAttributes: dict];
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// We do not return self but the newly created object
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RELEASE (self);
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return RETAIN (new);
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@ -486,21 +535,20 @@ documentAttributes: (NSDictionary **)dict
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- (id) initWithRTFD: (NSData*)data
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documentAttributes: (NSDictionary**)dict
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{
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NSFileWrapper *wrapper = [[NSFileWrapper alloc]
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initWithSerializedRepresentation: data];
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NSAttributedString *new = [RTFConsumer parseRTFD: wrapper
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documentAttributes: dict];
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NSAttributedString *new = [converter_class(@"RTFD", NO)
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parseData: data
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documentAttributes: dict];
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// We do not return self but the newly created object
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RELEASE (self);
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RELEASE (wrapper);
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return RETAIN (new);
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}
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- (id) initWithRTF: (NSData *)data
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documentAttributes: (NSDictionary **)dict
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{
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NSAttributedString *new = [RTFConsumer parseRTF: data
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documentAttributes: dict];
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NSAttributedString *new = [converter_class(@"RTF", NO)
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parseData: data
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documentAttributes: dict];
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// We do not return self but the newly created object
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RELEASE (self);
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return RETAIN (new);
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@ -525,22 +573,25 @@ documentAttributes: (NSDictionary **)dict
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- (NSData *) RTFFromRange: (NSRange)range
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documentAttributes: (NSDictionary *)dict
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{
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return [RTFProducer produceRTF: [self attributedSubstringFromRange: range]
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documentAttributes: dict];
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return [converter_class(@"RTF", YES)
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produceDataFrom: [self attributedSubstringFromRange: range]
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documentAttributes: dict];
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}
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- (NSData *) RTFDFromRange: (NSRange)range
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documentAttributes: (NSDictionary *)dict
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{
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return [[RTFProducer produceRTFD: [self attributedSubstringFromRange: range]
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documentAttributes: dict] serializedRepresentation];
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return [converter_class(@"RTFD", YES)
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produceDataFrom: [self attributedSubstringFromRange: range]
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documentAttributes: dict];
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}
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- (NSFileWrapper *) RTFDFileWrapperFromRange: (NSRange)range
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documentAttributes: (NSDictionary *)dict
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{
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return [RTFProducer produceRTFD: [self attributedSubstringFromRange: range]
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documentAttributes: dict];
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return [converter_class(@"RTFD", YES)
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produceFileFrom: [self attributedSubstringFromRange: range]
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documentAttributes: dict];
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}
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@end
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