fltk/src/Fl_get_key.cxx
Greg Ercolano 4f4a8fc3c7 Modifications to all LGPL headers for STR #2685.
(to clarify static exception LGPL by changing license references)



git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@8864 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
2011-07-19 04:49:30 +00:00

61 lines
1.4 KiB
C++

//
// "$Id$"
//
// Keyboard state routines for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2010 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
//
#ifdef WIN32
# include "Fl_get_key_win32.cxx"
#elif defined(__APPLE__)
# include "Fl_get_key_mac.cxx"
#else
// Return the current state of a key. This is the X version. I identify
// keys (mostly) by the X keysym. So this turns the keysym into a keycode
// and looks it up in the X key bit vector, which Fl_x.cxx keeps track of.
# include <FL/Fl.H>
# include <FL/x.H>
extern char fl_key_vector[32]; // in Fl_x.cxx
int Fl::event_key(int k) {
if (k > FL_Button && k <= FL_Button+8)
return Fl::event_state(8<<(k-FL_Button));
int i;
# ifdef __sgi
// get some missing PC keyboard keys:
if (k == FL_Meta_L) i = 147;
else if (k == FL_Meta_R) i = 148;
else if (k == FL_Menu) i = 149;
else
# endif
i = XKeysymToKeycode(fl_display, k);
if (i==0) return 0;
return fl_key_vector[i/8] & (1 << (i%8));
}
int Fl::get_key(int k) {
fl_open_display();
XQueryKeymap(fl_display, fl_key_vector);
return event_key(k);
}
#endif
//
// End of "$Id$".
//