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84 lines
2.5 KiB
84 lines
2.5 KiB
/* BEGIN_COMMON_COPYRIGHT_HEADER
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* (c)LGPL2+
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*
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* LxQt - a lightweight, Qt based, desktop toolset
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* http://razor-qt.org, http://lxde.org/
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*
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* Copyright: 2010-2011 LxQt team
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* Authors:
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* Hong Jen Yee (PCMan) <pcman.tw@gmail.com>
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*
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* This program or library is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*
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* END_COMMON_COPYRIGHT_HEADER */
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// the following XKB code is taken from numlockx which is licensed under MIT.
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// Copyright (C) 2000-2001 Lubos Lunak <l.lunak@kde.org>
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// Copyright (C) 2001 Oswald Buddenhagen <ossi@kde.org>
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#include <string.h>
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#include <stdlib.h>
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#include <QX11Info>
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#include <X11/Xlib.h>
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#include <X11/XKBlib.h>
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#include <X11/keysym.h>
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/* the XKB stuff is based on code created by Oswald Buddenhagen <ossi@kde.org> */
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static unsigned int xkb_mask_modifier(Display* /*dpy*/, XkbDescPtr xkb, const char *name )
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{
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int i;
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if( !xkb || !xkb->names )
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return 0;
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for( i = 0; i < XkbNumVirtualMods; i++ ) {
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char* modStr = XGetAtomName( xkb->dpy, xkb->names->vmods[i] );
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if( modStr != NULL && strcmp(name, modStr) == 0 ) {
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unsigned int mask;
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XkbVirtualModsToReal( xkb, 1 << i, &mask );
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return mask;
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}
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}
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return 0;
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}
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static unsigned int xkb_numlock_mask(Display* dpy)
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{
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XkbDescPtr xkb;
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if(( xkb = XkbGetKeyboard( dpy, XkbAllComponentsMask, XkbUseCoreKbd )) != NULL ) {
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unsigned int mask = xkb_mask_modifier( dpy, xkb, "NumLock" );
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XkbFreeKeyboard( xkb, 0, True );
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return mask;
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}
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return 0;
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}
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static int xkb_set_on(Display* dpy)
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{
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unsigned int mask;
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mask = xkb_numlock_mask(dpy);
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if( mask == 0 )
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return 0;
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XkbLockModifiers ( dpy, XkbUseCoreKbd, mask, mask);
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return 1;
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}
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void enableNumlock()
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{
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// this currently only works for X11
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if(QX11Info::isPlatformX11())
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xkb_set_on(QX11Info::display());
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}
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