From: eap <eap@opencascade.com>
Date: Mon, 28 Jan 2013 11:10:54 +0000 (+0000)
Subject: fix GetPreviewData() for the case of only nodes in edition result
X-Git-Tag: pluginMGCleaner~149
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=2949f1214b45760fe981346138d6fab6b8262908;p=modules%2Fsmesh.git

fix GetPreviewData() for the case of only nodes in edition result
---

diff --git a/src/SMESH_I/SMESH_MeshEditor_i.cxx b/src/SMESH_I/SMESH_MeshEditor_i.cxx
index 02539efa5..87e886112 100644
--- a/src/SMESH_I/SMESH_MeshEditor_i.cxx
+++ b/src/SMESH_I/SMESH_MeshEditor_i.cxx
@@ -533,9 +533,6 @@ SMESH::MeshPreviewStruct* SMESH_MeshEditor_i::GetPreviewData()
     else {
       aMeshDS = getEditor().GetMeshDS();
     }
-    int nbEdges = aMeshDS->NbEdges();
-    int nbFaces = aMeshDS->NbFaces();
-    int nbVolum = aMeshDS->NbVolumes();
     myPreviewData = new SMESH::MeshPreviewStruct();
     myPreviewData->nodesXYZ.length(aMeshDS->NbNodes());
 
@@ -545,14 +542,15 @@ SMESH::MeshPreviewStruct* SMESH_MeshEditor_i::GetPreviewData()
       if (TPreviewMesh * aPreviewMesh = dynamic_cast< TPreviewMesh* >( getEditor().GetMesh() )) {
         previewType = aPreviewMesh->myPreviewType;
         switch ( previewType ) {
-        case SMDSAbs_Edge  : nbFaces = nbVolum = 0; break;
-        case SMDSAbs_Face  : nbEdges = nbVolum = 0; break;
-        case SMDSAbs_Volume: nbEdges = nbFaces = 0; break;
+        case SMDSAbs_Edge  : break;
+        case SMDSAbs_Face  : break;
+        case SMDSAbs_Volume: break;
         default:;
+          if ( aMeshDS->GetMeshInfo().NbElements() == 0 ) previewType = SMDSAbs_Node;
         }
       }
 
-    myPreviewData->elementTypes.length(nbEdges + nbFaces + nbVolum);
+    myPreviewData->elementTypes.length( aMeshDS->GetMeshInfo().NbElements( previewType ));
     int i = 0, j = 0;
     SMDS_ElemIteratorPtr itMeshElems = aMeshDS->elementsIterator(previewType);