Use one file per class.

src/XMPPPresence.m

@@ -0,0 +1,70 @@
+#import "XMPPPresence.h"
+
+@implementation XMPPPresence
++ presence
+{
+	return [[[self alloc] init] autorelease];
+}
+
++ presenceWithID: (OFString*)ID_
+{
+	return [[[self alloc] initWithID: ID_] autorelease];
+}
+
++ presenceWithType: (OFString*)type_
+{
+	return [[[self alloc] initWithType: type_] autorelease];
+}
+
++ presenceWithType: (OFString*)type_
+		ID: (OFString*)ID_
+{
+	return [[[self alloc] initWithType: type_
+					ID: ID_] autorelease];
+}
+
+- init
+{
+	return [self initWithType: nil
+			       ID: nil];
+}
+
+- initWithID: (OFString*)ID_
+{
+	return [self initWithType: nil
+			       ID: ID_];
+}
+
+- initWithType: (OFString*)type_
+{
+	return [self initWithType: type_
+			       ID: nil];
+}
+
+- initWithType: (OFString*)type_
+	    ID: (OFString*)ID_
+{
+	return [super initWithName: @"presence"
+			      type: type_
+				ID: ID_];
+}
+
+- (void)addShow: (OFString*)show
+{
+	[self addChild: [OFXMLElement elementWithName: @"show"
+					  stringValue: show]];
+}
+
+- (void)addStatus: (OFString*)status
+{
+	[self addChild: [OFXMLElement elementWithName: @"status"
+					  stringValue: status]];
+}
+
+- (void)addPriority: (int8_t)priority
+{
+	OFString* prio = [OFString stringWithFormat: @"%" @PRId8, priority];
+	[self addChild: [OFXMLElement elementWithName: @"priority"
+					  stringValue: prio]];
+}
+@end