Move wait_for_expose member variable from class Fl_X to class Fl_Window_Driver.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11653 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 8 insertions, 0 deletions

diff --git a/src/Fl_Window_Driver.cxx b/src/Fl_Window_Driver.cxx
index b5ba4c556..13a90f8f0 100644
--- a/src/Fl_Window_Driver.cxx
+++ b/src/Fl_Window_Driver.cxx
@@ -240,6 +240,14 @@ int Fl_Window_Driver::set_cursor(const Fl_RGB_Image*, int, int) {
   return 0;
 }
 
+void Fl_Window_Driver::wait_for_expose() {
+  if (!shown()) return;
+  Fl_X *i = Fl_X::i(pWindow);
+  while (!i || wait_for_expose_value) {
+    Fl::wait();
+  }
+}
+
 //
 // End of "$Id$".
 //