From cfe5cfdac3ee86437aec2e6f0be47d6b60ba28b1 Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Wed, 17 Mar 2010 20:47:47 +0000
Subject: Added trick to force loading of Fl_Gl_Device_Plugin whenever fltk_gl
 is loaded.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@7290 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/Fl_Gl_Device_Plugin.cxx | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'src/Fl_Gl_Device_Plugin.cxx')

diff --git a/src/Fl_Gl_Device_Plugin.cxx b/src/Fl_Gl_Device_Plugin.cxx
index 23cd84470..86ea7f0f1 100644
--- a/src/Fl_Gl_Device_Plugin.cxx
+++ b/src/Fl_Gl_Device_Plugin.cxx
@@ -29,8 +29,15 @@ static void print_gl_window(Fl_Virtual_Printer *printer, Fl_Gl_Window *glw, int
   _XGC *save_gc = fl_gc;
   const int bytesperpixel = 3;
 #endif
-  glw->redraw();
   fl_gc = NULL;
+#ifdef WIN32
+  Fl::check();
+  Fl_Window *win = (Fl_Window*)glw;
+  while( win->window() ) win = win->window();
+  win->redraw();
+#else
+  glw->redraw();
+#endif
   Fl::check();
   glw->make_current();
   // select front buffer as our source for pixel data
@@ -109,3 +116,6 @@ public:
 
 static Fl_Gl_Device_Plugin Gl_Device_Plugin;
 
+// The purpose of this variable, used in Fl_Gl_Window.cxx, is only to force this file to be loaded
+// whenever Fl_Gl_Window.cxx is loaded, that is, whenever fltk_gl is.
+FL_EXPORT int fl_gl_load_plugin = 0;
-- 
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