Include a stripped-down version of FLTK in tree and add a USE_INCLUDED_FLTK option to build against it.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4603 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/fltk/src/Fl_Menu_global.cxx b/common/fltk/src/Fl_Menu_global.cxx
new file mode 100644
index 0000000..c5d5a76
--- /dev/null
+++ b/common/fltk/src/Fl_Menu_global.cxx
@@ -0,0 +1,60 @@
+//
+// "$Id: Fl_Menu_global.cxx 7903 2010-11-28 21:06:39Z matt $"
+//
+// Global menu shortcut code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998-2010 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems on the following page:
+//
+//     http://www.fltk.org/str.php
+//
+
+// Make all the shortcuts in this menu global.
+// Currently only one menu at a time and you cannot destruct the menu,
+// is this sufficient?
+
+#include <FL/Fl.H>
+#include <FL/Fl_Menu_.H>
+
+static Fl_Menu_* the_widget;
+
+static int handler(int e) {
+  if (e != FL_SHORTCUT || Fl::modal()) return 0;
+  Fl::first_window(the_widget->window());
+  return the_widget->handle(e);
+}
+
+/**
+  Make the shortcuts for this menu work no matter what window has the
+  focus when you type it.  This is done by using 
+  Fl::add_handler().  This Fl_Menu_ widget does not
+  have to be visible (ie the window it is in can be hidden, or it does
+  not have to be put in a window at all).
+  <P>Currently there can be only one global()menu.  Setting a new
+  one will replace the old one.  There is no way to remove the 
+  global() setting (so don't destroy the widget!)
+*/
+void Fl_Menu_::global() {
+  if (!the_widget) Fl::add_handler(handler);
+  the_widget = this;
+}
+
+//
+// End of "$Id: Fl_Menu_global.cxx 7903 2010-11-28 21:06:39Z matt $".
+//