From c45fc090d9482d0d4615950fe543d51ec9127287 Mon Sep 17 00:00:00 2001
From: Matthias Kuhn <matthias@opengis.ch>
Date: Tue, 20 Oct 2015 16:39:08 +0200
Subject: [PATCH] Do not index geometryless layers for snapping

With a lot of geometryless layers in a project reindexing on every mousemove
makes the UI unresponsive and brings up a "indexing layers" dialog with
progress bar repeatedly.
---
 src/core/qgssnappingutils.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/core/qgssnappingutils.cpp b/src/core/qgssnappingutils.cpp
index c33f46f7393..5deef02b734 100644
--- a/src/core/qgssnappingutils.cpp
+++ b/src/core/qgssnappingutils.cpp
@@ -88,6 +88,8 @@ QgsPointLocator* QgsSnappingUtils::temporaryLocatorForLayer( QgsVectorLayer* vl,
 
 bool QgsSnappingUtils::willUseIndex( QgsVectorLayer* vl ) const
 {
+  if ( vl->geometryType() == QGis::NoGeometry )
+    return false;
   if ( mStrategy == IndexAlwaysFull )
     return true;
   else if ( mStrategy == IndexNeverFull )