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// KeyUtil.hh for FbTk
// Copyright (c) 2003 Henrik Kinnunen (fluxgen at users.sourceforge.net)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
// $Id: KeyUtil.hh,v 1.1 2003/09/06 15:46:00 fluxgen Exp $
#ifndef FBTK_KEYUTIL_HH
#define FBTK_KEYUTIL_HH
namespace FbTk {
class KeyUtil {
public:
/**
Strip out modifiers we want to ignore
@return the cleaned state number
*/
static unsigned int cleanMods(unsigned int mods) {
if (!s_init)
init();
//remove numlock, capslock and scrolllock
return mods & (~s_capslock_mod & ~s_numlock_mod & ~s_scrolllock_mod);
}
static int capslockMod() { if (!s_init) init(); return s_capslock_mod; }
static int numlockMod() { if (!s_init) init(); return s_numlock_mod; }
static int scrolllockMod() { if (!s_init) init(); return s_scrolllock_mod; }
/// so one can force a reinit of modifiers
static void init();
private:
static int s_capslock_mod, s_numlock_mod, s_scrolllock_mod; ///< modifiers
static bool s_init;
};
} // end namespace FbTk
#endif // FBTK_KEYUTIL_HH
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