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fc54556ca7
easy kill, doubles as performance optimzation by removing the events handling used by the previous implementation Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
66 lines
1.8 KiB
C++
66 lines
1.8 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 1999, 2000 Matthias Ettrich <ettrich@kde.org>
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Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org>
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Copyright (C) 2012 Martin Gräßlin <mgraesslin@kde.org>
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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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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#include "killwindow.h"
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#include <kstandarddirs.h>
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#include <kdebug.h>
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namespace KWin
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{
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KillWindow::KillWindow(QObject *parent)
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: QObject(parent),
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m_active(false)
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{
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m_xkill = KStandardDirs::findExe("xkill");
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m_proc = new QProcess(this);
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connect(
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m_proc, SIGNAL(stateChanged(QProcess::ProcessState)),
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this, SLOT(slotProcessStateChanged(QProcess::ProcessState))
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);
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}
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KillWindow::~KillWindow()
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{
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m_proc->terminate();
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}
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void KillWindow::start()
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{
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if (m_active) {
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return;
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}
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if (m_xkill.isEmpty()) {
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kWarning(1212) << "xkill not found";
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return;
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}
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m_proc->start(m_xkill);
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m_active = m_proc->waitForStarted(5000);
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}
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void KillWindow::slotProcessStateChanged(QProcess::ProcessState state)
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{
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m_active = (state == QProcess::Running);
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}
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} // namespace
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