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/FL/Fl_Timer.H b/common/fltk/FL/Fl_Timer.H
new file mode 100644
index 0000000..952273f
--- /dev/null
+++ b/common/fltk/FL/Fl_Timer.H
@@ -0,0 +1,87 @@
+//
+// "$Id: Fl_Timer.H 7903 2010-11-28 21:06:39Z matt $"
+//
+// Timer header file 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
+//
+
+/* \file
+   Fl_Timer widget . */
+
+#ifndef Fl_Timer_H
+#define Fl_Timer_H
+
+#ifndef Fl_Widget_H
+#include "Fl_Widget.H"
+#endif
+
+// values for type():
+#define FL_NORMAL_TIMER		0
+#define FL_VALUE_TIMER		1
+#define FL_HIDDEN_TIMER		2
+
+/**
+  This is provided only to emulate the Forms Timer widget.  It works by
+  making a timeout callback every 1/5 second.  This is wasteful and
+  inaccurate if you just want something to happen a fixed time in the
+  future.  You should directly call 
+  Fl::add_timeout() instead.
+*/
+class FL_EXPORT Fl_Timer : public Fl_Widget {
+  static void stepcb(void *);
+  void step();
+  char on, direction_;
+  double delay, total;
+  long lastsec,lastusec;
+protected:
+  void draw();
+public:
+  int handle(int);
+  Fl_Timer(uchar t,int x,int y,int w,int h, const char *l);
+  ~Fl_Timer();
+  void value(double);
+  /** See void Fl_Timer::value(double)  */
+  double value() const {return delay>0.0?delay:0.0;}
+  /**
+    Gets or sets the direction of the timer.  If the direction is zero
+    then the timer will count up, otherwise it will count down from the
+    initial value().
+  */
+  char direction() const {return direction_;}
+  /**
+    Gets or sets the direction of the timer.  If the direction is zero
+    then the timer will count up, otherwise it will count down from the
+    initial value().
+  */
+  void direction(char d) {direction_ = d;}
+  /**    Gets or sets whether the timer is suspended.  */
+  char suspended() const {return !on;}
+  void suspended(char d);
+};
+
+#endif
+
+//
+// End of "$Id: Fl_Timer.H 7903 2010-11-28 21:06:39Z matt $".
+//
+