From d141fcddcdb6a6df8e6b6da90a79c7228f98f27f Mon Sep 17 00:00:00 2001
From: preble <preble@gmail.com>
Date: Sun, 10 Oct 2010 16:12:18 -0400
Subject: [PATCH] Added option-drag for copy.

---
 IJInventoryView.m | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/IJInventoryView.m b/IJInventoryView.m
index 139cc5c..91c994b 100644
--- a/IJInventoryView.m
+++ b/IJInventoryView.m
@@ -215,8 +215,9 @@ const static CGFloat cellOffset = 40;
 	
 	NSImage *image = item.image;
 	
-	// Now clear out item:
-	[delegate inventoryView:self removeItemAtIndex:itemIndex];
+	// Now clear out item, if the option key isn't down (option for copy):
+	if (([theEvent modifierFlags] & NSAlternateKeyMask) == 0)
+		[delegate inventoryView:self removeItemAtIndex:itemIndex];
 	
 	NSPoint dragPoint = NSMakePoint(pointInView.x - image.size.width*0.5, pointInView.y - image.size.height*0.5);