git-svn-id: svn://db.shs.com.ru/libs@11 a8b55f48-bf90-11e4-a774-851b48703e85

2015-05-05 11:56:43 +00:00
parent d39cc8fef7
commit 591db5f3bd
1 changed files with 1 additions and 0 deletions
--- a/qad_blockview/blockview.cpp
+++ b/qad_blockview/blockview.cpp
@@ -803,6 +803,7 @@ BlockBusItem * BlockView::connectionBus(BlockItem * b0, BlockItem * b1) const {


 QList<BlockBusItem * > BlockView::connectionBuses(BlockItem * b0, BlockItem * b1) const {
+	if (!b0 || !b1) return QList<BlockBusItem * >();
 	QSet<BlockBusItem * > bs0 = b0->connectedBuses().toSet(), bs1 = b1->connectedBuses().toSet();
 	return (bs0 & bs1).values();
 }