Bring outline view branch up to date with trunk (r3279:r3306).

1 files changed, 45 insertions, 0 deletions

diff --git a/Source/SPTableView.m b/Source/SPTableView.m
index d678fef3..9139bb79 100644
--- a/Source/SPTableView.m
+++ b/Source/SPTableView.m
@@ -34,10 +34,34 @@
 
 @end
 
+@interface SPTableView (PrivateAPI)
+
+- (void)_doubleClickAction;
+
+@end
+
+
 @implementation SPTableView
 
 @synthesize tabEditingDisabled;
 
+- (id) init
+{
+	if ((self = [super init])) {
+		emptyDoubleClickAction = NULL;
+	}
+	return self;
+}
+
+- (void) awakeFromNib
+{
+	[super setDoubleAction:@selector(_doubleClickAction)];
+	if ([NSTableView instancesRespondToSelector:@selector(awakeFromNib)])
+		[super awakeFromNib];
+}
+
+#pragma mark -
+
 /**
  * Right-click at row will select that row before ordering out the contextual menu
  * if not more than one row is selected.
@@ -193,4 +217,25 @@
 	}
 }
 
+- (void)setEmptyDoubleClickAction:(SEL)aSelector
+{
+	emptyDoubleClickAction = aSelector;
+}
+
+@end
+
+
+@implementation SPTableView (PrivateAPI)
+
+/**
+ * On a double click, determine whether the action was in the empty area
+ * of the current table; if so, perform the assigned emptyDoubleClick action.
+ */
+- (void)_doubleClickAction
+{
+	if ([super clickedRow] == -1 && [super clickedColumn] == -1 && emptyDoubleClickAction) {
+		[[self delegate] performSelector:emptyDoubleClickAction];
+	}
+}
+
 @end