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119 lines
3.7 KiB
C++
119 lines
3.7 KiB
C++
/*
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* Copyright (C) 2010 Andriy Rysin (rysin@kde.org)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <kdebug.h>
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#include <kconfiggroup.h>
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#include <ksharedconfig.h>
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#include <QtGui/qx11info_x11.h>
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#include <QtGui/QCursor> // WTF? - otherwise compiler complains
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#include <X11/Xlib.h>
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#include <math.h>
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#include "x11_helper.h"
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#include "kcmmisc.h"
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// from numlockx.c
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extern "C" void numlockx_change_numlock_state(Display* dpy, int state);
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#include <X11/XKBlib.h>
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#include <X11/keysym.h>
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// This code is taken from xset utility from XFree 4.3 (http://www.xfree86.org/)
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static
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void set_repeatrate(int delay, double rate)
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{
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if( !X11Helper::xkbSupported(NULL) ) {
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kError() << "Failed to set keyboard repeat rate: xkb is not supported";
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return;
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}
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XkbDescPtr xkb = XkbAllocKeyboard();
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if (xkb) {
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Display* dpy = QX11Info::display();
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int res = XkbGetControls(dpy, XkbRepeatKeysMask, xkb);
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if (res != True) {
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kError() << "Failed to get keyboard repeat controls";
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XkbFreeKeyboard(xkb, 0, true);
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return;
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}
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xkb->ctrls->repeat_delay = delay;
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xkb->ctrls->repeat_interval = (int)floor(1000/rate + 0.5);
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res = XkbSetControls(dpy, XkbRepeatKeysMask, xkb);
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if (res != True) {
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kError() << "Failed to set keyboard repeat controls";
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}
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XkbFreeKeyboard(xkb, 0, true);
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}
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}
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static
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int set_volume(int clickVolumePercent, TriState keyboardRepeatMode)
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{
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XKeyboardState kbd;
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XKeyboardControl kbdc;
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XGetKeyboardControl(QX11Info::display(), &kbd);
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int flags = 0;
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if( clickVolumePercent != -1 ) {
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flags |= KBKeyClickPercent;
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kbdc.key_click_percent = clickVolumePercent;
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}
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if( keyboardRepeatMode != STATE_UNCHANGED ) {
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flags |= KBAutoRepeatMode;
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kbdc.auto_repeat_mode = (keyboardRepeatMode==STATE_ON ? AutoRepeatModeOn : AutoRepeatModeOff);
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}
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return XChangeKeyboardControl(QX11Info::display(), flags, &kbdc);
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}
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void init_keyboard_hardware()
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{
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KConfigGroup config(KSharedConfig::openConfig( "kcminputrc" ), "Keyboard");
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QString keyRepeatStr = config.readEntry("KeyboardRepeating", TriStateHelper::getString(STATE_ON));
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TriState keyRepeat = STATE_UNCHANGED;
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if( keyRepeatStr == "true" || keyRepeatStr == TriStateHelper::getString(STATE_ON) ) {
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keyRepeat = STATE_ON;
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}
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else if( keyRepeatStr == "false" || keyRepeatStr == TriStateHelper::getString(STATE_OFF) ) {
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keyRepeat = STATE_OFF;
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}
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int clickVolumePercent = config.readEntry("ClickVolume", -1);
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if( clickVolumePercent != -1 && keyRepeat != STATE_UNCHANGED ) {
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set_volume(clickVolumePercent, keyRepeat);
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}
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if( keyRepeat == STATE_ON ) {
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int delay_ = config.readEntry("RepeatDelay", 250);
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double rate_ = config.readEntry("RepeatRate", 30.);
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set_repeatrate(delay_, rate_);
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}
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TriState numlockState = TriStateHelper::getTriState( config.readEntry( "NumLock", TriStateHelper::getInt(STATE_UNCHANGED) ) );
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if( numlockState != STATE_UNCHANGED ) {
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numlockx_change_numlock_state(QX11Info::display(), numlockState == STATE_ON );
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}
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}
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