From: azv <azv@opencascade.com>
Date: Thu, 5 Sep 2019 07:37:30 +0000 (+0300)
Subject: Fix crash on selection of result of empty part.
X-Git-Tag: VEDF2019Lot4~6
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=a5e8dd0b6eae6660f0d10e659b2b604a4bbed65b;p=modules%2Fshaper.git

Fix crash on selection of result of empty part.
---

diff --git a/src/ModuleBase/ModuleBase_WidgetSelector.cpp b/src/ModuleBase/ModuleBase_WidgetSelector.cpp
index b0c30bb74..7d701aaf5 100644
--- a/src/ModuleBase/ModuleBase_WidgetSelector.cpp
+++ b/src/ModuleBase/ModuleBase_WidgetSelector.cpp
@@ -149,11 +149,13 @@ bool ModuleBase_WidgetSelector::acceptSubShape(const GeomShapePtr& theShape,
   if (aShape.get()) {
     // Check that the selection corresponds to selection type
     TopoDS_Shape aTopoShape = aShape->impl<TopoDS_Shape>();
-    aShapeType = aTopoShape.ShapeType();
-    // for compounds check sub-shapes: it may be compound of needed type:
-    // Booleans may produce compounds of Solids
-    if (aShapeType == TopAbs_COMPOUND) {
-      aShapeType = ModuleBase_Tools::getCompoundSubType(aTopoShape);
+    if (!aTopoShape.IsNull()) {
+      aShapeType = aTopoShape.ShapeType();
+      // for compounds check sub-shapes: it may be compound of needed type:
+      // Booleans may produce compounds of Solids
+      if (aShapeType == TopAbs_COMPOUND) {
+        aShapeType = ModuleBase_Tools::getCompoundSubType(aTopoShape);
+      }
     }
   }