From f00901534ac60a13091b2865f34435e7d2d2aac8 Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Mon, 9 Nov 2015 10:25:16 +0000
Subject: Mac OS: fixed bad window resizing when presence of sub-sub-window and
 window resized by top border.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@10898 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/Fl_cocoa.mm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/Fl_cocoa.mm b/src/Fl_cocoa.mm
index 2b060a019..f68a1c3a6 100644
--- a/src/Fl_cocoa.mm
+++ b/src/Fl_cocoa.mm
@@ -1351,7 +1351,10 @@ static FLWindowDelegate *flwindowdelegate_instance = nil;
   if (window->as_gl_window()) Fl_X::i(window)->in_windowDidResize(true);
   update_e_xy_and_e_xy_root(nsw);
   window->resize((int)pt2.x, (int)pt2.y, (int)r.size.width, (int)r.size.height);
-  [nsw recursivelySendToSubwindows:@selector(checkSubwindowFrame)];
+  if ([[nsw childWindows] count]) {
+    [nsw recursivelySendToSubwindows:@selector(setSubwindowFrame)];
+    [nsw recursivelySendToSubwindows:@selector(checkSubwindowFrame)];
+  }
   if (window->as_gl_window()) Fl_X::i(window)->in_windowDidResize(false);
   fl_unlock_function();
 }
-- 
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