* Source/GNUmakefile: Add GSXibLoading.m file to GNUmakefile.

* Source/GSXibLoading.m: Add some classes which I found
	are relevant to Xib loading: IBAccessibilityAttribute,
	IBUserDefinedRuntimeAttributesPlaceholder.



git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@34846 72102866-910b-0410-8b05-ffd578937521

Source/GSXibLoading.m

@@ -0,0 +1,94 @@
+#import <Foundation/NSObject.h>
+#import <Foundation/NSKeyedArchiver.h>
+
+@interface IBUserDefinedRuntimeAttributesPlaceholder : NSObject <NSCoding>
+{
+  NSString *typeIdentifier;
+  NSString *keyPath;
+  id value;
+}
+
+- (void) setTypeIdentifier: (NSString *)type;
+- (NSString *) typeIdentifier;
+
+- (void) setKeyPath: (NSString *)keyPath;
+- (NSString *) keyPath;
+
+- (void) setValue: (id)value;
+- (id) value;
+
+@end
+
+@interface IBAccessibilityAttribute : NSObject <NSCoding>
+@end
+
+@implementation IBUserDefinedRuntimeAttributesPlaceholder
+
+- (void) encodeWithCoder: (NSCoder *)coder
+{
+  if([coder allowsKeyedCoding])
+    {
+      [coder encodeObject: typeIdentifier
+		   forKey: @"typeIdentifier"];
+      [coder encodeObject: keyPath
+		   forKey: @"keyPath"];
+      [coder encodeObject: value 
+		   forKey: @"value"];
+    }
+}
+
+- (id) initWithCoder: (NSCoder *)coder
+{
+  if([coder allowsKeyedCoding])
+    {
+      [self setTypeIdentifier: [coder decodeObjectForKey: @"typeIdentifier"]];
+      [self setKeyPath: [coder decodeObjectForKey: @"keyPath"]];
+      [self setValue: [coder decodeObjectForKey: @"value"]];
+    }
+  return self;
+}
+
+- (void) setTypeIdentifier: (NSString *)type
+{
+  ASSIGN(typeIdentifier, type);
+}
+
+- (NSString *) typeIdentifier
+{
+  return typeIdentifier;
+}
+
+- (void) setKeyPath: (NSString *)kpath
+{
+  ASSIGN(keyPath, kpath);
+}
+
+- (NSString *) keyPath
+{
+  return keyPath;
+}
+
+- (void) setValue: (id)val
+{
+  ASSIGN(value, val);
+}
+
+- (id) value
+{
+  return value;
+}
+
+@end
+
+@implementation IBAccessibilityAttribute
+
+- (void) encodeWithCoder: (NSCoder *)coder
+{
+}
+
+- (id) initWithCoder: (NSCoder *)coder
+{
+  return self;
+}
+
+@end