From 9ef14d23629627c4227c956b336373935a3ded91 Mon Sep 17 00:00:00 2001
From: Romulo Pinho <romulo.pinho@lyon.unicancer.fr>
Date: Thu, 18 Oct 2012 09:37:37 +0200
Subject: [PATCH] VV panning: middlebutton = left button + shift

- a change made specially for mac owners and their mice-without-middle-button issues... ;-)
---
 vv/vvInteractorStyleNavigator.cxx | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/vv/vvInteractorStyleNavigator.cxx b/vv/vvInteractorStyleNavigator.cxx
index 712e069..ac37a8f 100644
--- a/vv/vvInteractorStyleNavigator.cxx
+++ b/vv/vvInteractorStyleNavigator.cxx
@@ -249,7 +249,10 @@ void vvInteractorStyleNavigator::OnLeftButtonDown()
 
   // Redefine this button to handle pick
   this->GrabFocus(this->EventCallbackCommand);
-  if (!this->Interactor->GetShiftKey() && !this->Interactor->GetControlKey()) {
+  if (this->Interactor->GetShiftKey()) {
+    this->OnMiddleButtonDown();
+  }
+  else if (!this->Interactor->GetControlKey()) {
     this->StartPick();
   }
 
@@ -271,6 +274,9 @@ void vvInteractorStyleNavigator::OnLeftButtonUp()
       this->ReleaseFocus();
     }
     break;
+  case VTKIS_PAN:
+    this->OnMiddleButtonUp();
+    break;
   }
 
   // Call parent to handle all other states and perform additional work
-- 
2.47.1