[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [55339] trunk/blender/source/blender/ editors/mesh/editmesh_tools.c: don' t create empty mesh object when separating if nothing is selected.

[Campbell Barton]

Revision: 55339
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=55339
Author:   campbellbarton
Date:     2013-03-16 16:38:18 +0000 (Sat, 16 Mar 2013)
Log Message:
-----------
don't create empty mesh object when separating if nothing is selected.

Modified Paths:
--------------
    trunk/blender/source/blender/editors/mesh/editmesh_tools.c

Modified: trunk/blender/source/blender/editors/mesh/editmesh_tools.c
===================================================================
--- trunk/blender/source/blender/editors/mesh/editmesh_tools.c	2013-03-16 16:11:50 UTC (rev 55338)
+++ trunk/blender/source/blender/editors/mesh/editmesh_tools.c	2013-03-16 16:38:18 UTC (rev 55339)
@@ -3394,6 +3394,16 @@
 		Base *base = CTX_data_active_base(C);
 		BMEditMesh *em = BMEdit_FromObject(base->object);
 
+		if (type == 0) {
+			if ((em->bm->totvertsel == 0) &&
+			    (em->bm->totedgesel == 0) &&
+			    (em->bm->totfacesel == 0))
+			{
+				BKE_report(op->reports, RPT_ERROR, "Nothing selected");
+				return OPERATOR_CANCELLED;
+			}
+		}
+
 		/* editmode separate */
 		if      (type == 0) retval = mesh_separate_selected(bmain, scene, base, em->bm);
 		else if (type == 1) retval = mesh_separate_material(bmain, scene, base, em->bm);