53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
//
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// Keyboard state routines for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 1998-2021 by Bill Spitzak and others.
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//
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// This library is free software. Distribution and use rights are outlined in
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// the file "COPYING" which should have been included with this file. If this
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// file is missing or damaged, see the license at:
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//
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// https://www.fltk.org/COPYING.php
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//
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// Please see the following page on how to report bugs and issues:
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//
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// https://www.fltk.org/bugs.php
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//
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#include <config.h>
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#if !defined(FL_DOXYGEN)
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// Return the current state of a key. This is the X version. I identify
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// keys (mostly) by the X keysym. So this turns the keysym into a keycode
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// and looks it up in the X key bit vector, which Fl_x.cxx keeps track of.
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#include <FL/Fl.H>
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#include "drivers/X11/Fl_X11_Screen_Driver.H"
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#include <FL/platform.H> // for fl_display
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extern char fl_key_vector[32]; // in Fl_x.cxx
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int Fl_X11_Screen_Driver::event_key(int k) {
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if (k > FL_Button && k <= FL_Button+8)
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return Fl::event_state(8<<(k-FL_Button));
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int i;
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# ifdef __sgi
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// get some missing PC keyboard keys:
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if (k == FL_Meta_L) i = 147;
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else if (k == FL_Meta_R) i = 148;
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else if (k == FL_Menu) i = 149;
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else
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# endif
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i = XKeysymToKeycode(fl_display, k);
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if (i==0) return 0;
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return fl_key_vector[i/8] & (1 << (i%8));
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}
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int Fl_X11_Screen_Driver::get_key(int k) {
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fl_open_display();
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XQueryKeymap(fl_display, fl_key_vector);
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return event_key(k);
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}
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#endif // FL_DOXYGEN
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