From 00e8e44cf43f423a61c0712499b313e8a2bb1556 Mon Sep 17 00:00:00 2001
From: Matthias Melcher <fltk@matthiasm.com>
Date: Fri, 30 Sep 2011 09:38:35 +0000
Subject: OSX: Fixed screen updates durin DND operations

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@9090 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/Fl_cocoa.mm | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Fl_cocoa.mm b/src/Fl_cocoa.mm
index 67cae882c..876426b43 100644
--- a/src/Fl_cocoa.mm
+++ b/src/Fl_cocoa.mm
@@ -1738,6 +1738,7 @@ static void  q_set_window_title(NSWindow *nsw, const char * name, const char *mi
   int ret = Fl::handle( FL_DND_ENTER, target );
   breakMacEventLoop();
   fl_unlock_function();
+  Fl::flush();
   return ret ? NSDragOperationCopy : NSDragOperationNone;
 }
 - (NSDragOperation)draggingUpdated:(id < NSDraggingInfo >)sender
@@ -1749,6 +1750,10 @@ static void  q_set_window_title(NSWindow *nsw, const char * name, const char *mi
   int ret = Fl::handle( FL_DND_DRAG, target );
   breakMacEventLoop();
   fl_unlock_function();
+  // if the DND started in the same application, Fl::dnd() will not return until 
+  // the the DND operation is finished. The call below causes the drop indicator
+  // to be draw correctly (a full event handling would be better...)
+  Fl::flush();
   return ret ? NSDragOperationCopy : NSDragOperationNone;
 }
 - (BOOL)performDragOperation:(id <NSDraggingInfo>)sender 
-- 
cgit v1.2.3