Canvas: Fix stupid off-by-one error

diff --git a/src/Canvas/gui_mgr.cxx b/src/Canvas/gui_mgr.cxx
index f11cc3296609aab88e53b4905c8372d7b4fea73e..44cad8bd06f0ac3404555f076a03ca8df481fa49 100644 (file)
--- a/src/Canvas/gui_mgr.cxx
+++ b/src/Canvas/gui_mgr.cxx
@@ -231,7 +231,7 @@ canvas::Placements GUIMgr::addPlacement( const SGPropertyNode* node,
   canvas::Placements placements;
   for( size_t i = 0; i < _elements.size(); ++i )
   {
-    if( placement_index > 0 && static_cast<int>(i) != placement_index )
+    if( placement_index >= 0 && static_cast<int>(i) != placement_index )
       continue;
 
     canvas::WindowPtr window = getWindow(i);