Add System Driver and Window Driver.

Adding two new driver types for each platform. Fl_..._System_Drivers exist once per application and provide an interface for to file and filename handling, timers, locking, multithreading, etc. .

 The Fl_..._Window_Driver class is instantiated once for every window in the system and corresponds closely to (and actually inherits from) Fl_X. The difference now is, that there is one Fl_X/Fl_Window_Driver base class, and one platform version that derives from it.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11193 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

2 files changed, 76 insertions, 0 deletions

diff --git a/src/drivers/Posix/Fl_Posix_System_Driver.cxx b/src/drivers/Posix/Fl_Posix_System_Driver.cxx
new file mode 100644
index 000000000..0a11e03aa
--- /dev/null
+++ b/src/drivers/Posix/Fl_Posix_System_Driver.cxx
@@ -0,0 +1,26 @@
+//
+// "$Id$"
+//
+// Definition of Apple Darwin system driver.
+//
+// Copyright 1998-2016 by Bill Spitzak and others.
+//
+// This library is free software. Distribution and use rights are outlined in
+// the file "COPYING" which should have been included with this file.  If this
+// file is missing or damaged, see the license at:
+//
+//     http://www.fltk.org/COPYING.php
+//
+// Please report all bugs and problems on the following page:
+//
+//     http://www.fltk.org/str.php
+//
+
+
+#include "../../config_lib.h"
+#include "Fl_Posix_System_Driver.h"
+
+
+//
+// End of "$Id$".
+//
diff --git a/src/drivers/Posix/Fl_Posix_System_Driver.h b/src/drivers/Posix/Fl_Posix_System_Driver.h
new file mode 100644
index 000000000..1b688d705
--- /dev/null
+++ b/src/drivers/Posix/Fl_Posix_System_Driver.h
@@ -0,0 +1,50 @@
+//
+// "$Id: quartz.H 11017 2016-01-20 21:40:12Z matt $"
+//
+// Definition of Posix system driver
+// for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 2010-2016 by Bill Spitzak and others.
+//
+// This library is free software. Distribution and use rights are outlined in
+// the file "COPYING" which should have been included with this file.  If this
+// file is missing or damaged, see the license at:
+//
+//     http://www.fltk.org/COPYING.php
+//
+// Please report all bugs and problems on the following page:
+//
+//     http://www.fltk.org/str.php
+//
+
+/**
+ \file Fl_Posix_System_Driver.h
+ \brief Definition of Posix system driver.
+ */
+
+#ifndef FL_POSIX_SYSTEM_DRIVER_H
+#define FL_POSIX_SYSTEM_DRIVER_H
+
+#include <FL/Fl_System_Driver.H>
+
+/*
+ Move everything here that manages the system interface.
+
+ There is excatly one system driver.
+
+ - filename and pathname management
+ - directory and file access
+ - system time and system timer
+ - multithreading
+ */
+
+class Fl_Posix_System_Driver : public Fl_System_Driver
+{
+public:
+};
+
+#endif // FL_POSIX_SYSTEM_DRIVER_H
+
+//
+// End of "$Id: quartz.H 11017 2016-01-20 21:40:12Z matt $".
+//