From 024bf9dd847d96f15fa4844541be15f493559335 Mon Sep 17 00:00:00 2001
From: Maciej Suminski <maciej.suminski@cern.ch>
Date: Fri, 4 Apr 2014 12:01:30 +0200
Subject: [PATCH] Fixed GAL canvas freeze when ordered twice to change to the
 same GAL canvas (e.g. double F11).

---
 common/draw_panel_gal.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/common/draw_panel_gal.cpp b/common/draw_panel_gal.cpp
index 67550dc3a8..a8c1dc0f67 100644
--- a/common/draw_panel_gal.cpp
+++ b/common/draw_panel_gal.cpp
@@ -194,14 +194,14 @@ void EDA_DRAW_PANEL_GAL::StopDrawing()
 
 void EDA_DRAW_PANEL_GAL::SwitchBackend( GalType aGalType )
 {
-    // Protect from refreshing during backend switch
-    m_pendingRefresh = true;
-    m_refreshTimer.Stop();
-
     // Do not do anything if the currently used GAL is correct
     if( aGalType == m_currentGal && m_gal != NULL )
         return;
 
+    // Prevent refreshing canvas during backend switch
+    m_pendingRefresh = true;
+    m_refreshTimer.Stop();
+
     delete m_gal;
 
     switch( aGalType )