From 8ef208266cacdb596a778867223800a7879925fe Mon Sep 17 00:00:00 2001
From: volayaf <volayaf@881b9c09-3ef8-f3c2-ec3d-21d735c97f4d>
Date: Wed, 18 Apr 2012 09:41:01 +0000
Subject: [PATCH] fixed #5384

git-svn-id: http://sextante.googlecode.com/svn/trunk/soft/bindings/qgis-plugin@118 881b9c09-3ef8-f3c2-ec3d-21d735c97f4d
---
 src/sextante/modeler/ModelerDialog.py | 4 +++-
 src/sextante/modeler/ModelerScene.py  | 5 ++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/sextante/modeler/ModelerDialog.py b/src/sextante/modeler/ModelerDialog.py
index a43d2d4146f..8bf4b05c8b7 100644
--- a/src/sextante/modeler/ModelerDialog.py
+++ b/src/sextante/modeler/ModelerDialog.py
@@ -22,7 +22,9 @@ class ModelerDialog(QtGui.QDialog):
             self.textGroup.setText(alg.group)
             self.textName.setText(alg.name)
             self.repaintModel()
-            self.view.ensureVisible(self.scene.getLastAlgorithmItem())
+            last = self.scene.getLastAlgorithmItem()
+            if last:
+                self.view.ensureVisible(last)
         else:
             self.alg = ModelerAlgorithm()
         self.alg.setModelerView(self)
diff --git a/src/sextante/modeler/ModelerScene.py b/src/sextante/modeler/ModelerScene.py
index 669bf5d199e..7fbcfa26df0 100644
--- a/src/sextante/modeler/ModelerScene.py
+++ b/src/sextante/modeler/ModelerScene.py
@@ -29,7 +29,10 @@ class ModelerScene(QtGui.QGraphicsScene):
         return self.paramItems[-1]
 
     def getLastAlgorithmItem(self):
-        return self.algItems[-1]
+        if self.algItems:
+            return self.algItems[-1]
+        else:
+            return None
 
 
     def getItemsFromAAP(self, aap, isMultiple):