From 2445797e45f5e90eb5fd04c6678245e35dc72b10 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Thu, 7 Nov 2019 14:28:20 +0100
Subject: Reorganise use of virtual member function
 Fl_Surface_Device::end_current()

---
 FL/Fl_Device.H | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'FL')

diff --git a/FL/Fl_Device.H b/FL/Fl_Device.H
index 3a31a49b7..0c3476590 100644
--- a/FL/Fl_Device.H
+++ b/FL/Fl_Device.H
@@ -73,7 +73,7 @@ class FL_EXPORT Fl_Surface_Device {
 protected:
   /* Some drawing surfaces (e.g., Fl_XXX_Image_Surface_Driver) re-implement this.
    Gets called each time a surface ceases to be the current drawing surface. */
-  virtual void end_current() {}
+  virtual void end_current() { surface_ = 0;}
   /** Constructor that sets the graphics driver to use for the created surface. */
   Fl_Surface_Device(Fl_Graphics_Driver *graphics_driver) {pGraphicsDriver = graphics_driver; }
   /** Sets the graphics driver of this drawing surface. */
-- 
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