X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=sope-core%2FNGExtensions%2FNGExtensions%2FNGCalendarDateRange.h;h=c86488b1462f3dbef0c60839d4a6fe3c88d9deb9;hb=07ae473e63a67e2cd55a1ee1f002ff8558250652;hp=9724ee96c233d20e7f74778736661e8b824c7eb8;hpb=4d91b8d73b64594d7d5c49ba480cfbadd44852c3;p=sope

diff --git a/sope-core/NGExtensions/NGExtensions/NGCalendarDateRange.h b/sope-core/NGExtensions/NGExtensions/NGCalendarDateRange.h
index 9724ee96..c86488b1 100644
--- a/sope-core/NGExtensions/NGExtensions/NGCalendarDateRange.h
+++ b/sope-core/NGExtensions/NGExtensions/NGCalendarDateRange.h
@@ -24,6 +24,7 @@
 
 #import <Foundation/NSObject.h>
 #import <Foundation/NSArray.h>
+#import <Foundation/NSDate.h>
 
 @class NSString, NSCalendarDate;
 
@@ -57,6 +58,8 @@
 - (BOOL)containsDate:(NSCalendarDate *)date;
 - (BOOL)containsDateRange:(NGCalendarDateRange *)_range;
 
+- (NSTimeInterval)duration;
+
 @end
 
 @interface NSArray(NGCalendarDateRanges)