[Skim-app-commit] SF.net SVN: skim-app:[7437] trunk/NSScrollView_SKExtensions.m

[hofman]

Revision: 7437
          http://skim-app.svn.sourceforge.net/skim-app/?rev=7437&view=rev
Author:   hofman
Date:     2011-08-20 09:45:22 +0000 (Sat, 20 Aug 2011)

Log Message:
-----------
Make sure that horiziontal scroller using placards are always shown on Lion

Modified Paths:
--------------
    trunk/NSScrollView_SKExtensions.m

Modified: trunk/NSScrollView_SKExtensions.m
===================================================================
--- trunk/NSScrollView_SKExtensions.m   2011-08-19 18:13:44 UTC (rev 7436)
+++ trunk/NSScrollView_SKExtensions.m   2011-08-20 09:45:22 UTC (rev 7437)
@@ -39,7 +39,23 @@
 #import "NSScrollView_SKExtensions.h"
 #import "SKRuntime.h"
 
+#if !defined(MAC_OS_X_VERSION_10_6) || MAC_OS_X_VERSION_MAX_ALLOWED <= 
MAC_OS_X_VERSION_10_6
 
+enum {
+   NSScrollerStyleLegacy,
+   NSScrollerStyleOverlay
+};
+typedef NSInteger NSScrollerStyle;
+
+@interface NSScroller (SKLionDeclarations)
++ (NSScrollerStyle)preferredScrollerStyle;
+- (NSScrollerStyle)scrollerStyle;
+- (void)setScrollerStyle:(NSScrollerStyle)newScrollerStyle;
+@end
+
+#endif
+
+
 @interface SKPlacardView : NSView
 - (void)tile;
 @end
@@ -117,8 +133,12 @@
     if ([newPlacards count] != 0) {
         original_setHasHorizontalScroller(self, 
@selector(setHasHorizontalScroller:), YES);
         original_setAutohidesScrollers(self, 
@selector(setAutohidesScrollers:), NO);
+        if ([NSScroller 
instancesRespondToSelector:@selector(setScrollerStyle:)])
+            [[self horizontalScroller] 
setScrollerStyle:NSScrollerStyleOverlay];
     } else if (placardView) {
         [scrollViewPlacardViews removeObjectForKey:self];
+        if ([NSScroller 
instancesRespondToSelector:@selector(setScrollerStyle:)] && [NSScroller 
respondsToSelector:@selector(preferredScrollerStyle)])
+            [[self horizontalScroller] setScrollerStyle:[NSScroller 
preferredScrollerStyle]];
     }
     [placardView release];
     


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