Beforing asking SPTableView's delegate if we can right-click a particular row, remember to check that the delegate actually implements the method we are using. Fixes an issue when right-clicking an index in the table structure view, spotted by Hans.

1 files changed, 6 insertions, 1 deletions

diff --git a/Source/SPTableView.m b/Source/SPTableView.m
index d1aa5700..fd9c09d0 100644
--- a/Source/SPTableView.m
+++ b/Source/SPTableView.m
@@ -137,7 +137,12 @@
  */
 - (void)rightMouseDown:(NSEvent *)event
 {
-	if ([[self delegate] tableView:self shouldSelectRow:[self rowAtPoint:[self convertPoint:[event locationInWindow] fromView:nil]]]) {
+	if ([[self delegate] respondsToSelector:@selector(tableView:shouldSelectRow:)]) {
+		if ([[self delegate] tableView:self shouldSelectRow:[self rowAtPoint:[self convertPoint:[event locationInWindow] fromView:nil]]]) {
+			[super rightMouseDown:event];
+		}
+	}
+	else {
 		[super rightMouseDown:event];
 	}
 }