87 lines
2.3 KiB
C++
87 lines
2.3 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2012 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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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 GNU
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* 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; see the file COPYING. If not, write to
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* the 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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#include "mountpoints.h"
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#include <QtCore/QSocketNotifier>
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#include <QtCore/QFile>
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#include <QtCore/QStringList>
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#ifdef ENABLE_KDE_SUPPORT
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#include <KDE/KGlobal>
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K_GLOBAL_STATIC(MountPoints, instance)
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#endif
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MountPoints * MountPoints::self()
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{
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#ifdef ENABLE_KDE_SUPPORT
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return instance;
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#else
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static MountPoints *instance=0;
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if(!instance) {
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instance=new MountPoints;
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}
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return instance;
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#endif
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}
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MountPoints::MountPoints()
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: token(0)
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{
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mounts=new QFile("/proc/mounts", this);
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if (mounts && mounts->open(QIODevice::ReadOnly)) {
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QSocketNotifier *notifier = new QSocketNotifier(mounts->handle(), QSocketNotifier::Exception, mounts);
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connect(notifier, SIGNAL(activated(int)), this, SLOT(updateMountPoints()));
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updateMountPoints();
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} else if (mounts) {
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mounts->deleteLater();
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mounts=0;
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}
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}
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void MountPoints::updateMountPoints()
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{
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QSet<QString> entries;
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QFile f("/proc/mounts");
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if (f.open(QIODevice::ReadOnly|QIODevice::Text)) {
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QStringList lines=QString(f.readAll()).split("\n");
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foreach (const QString &l, lines) {
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QStringList parts = l.split(' ');
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if (parts.size()>=2) {
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entries.insert(QString(parts.at(1)).replace("\\040", " "));
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}
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}
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}
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if (entries!=current) {
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token++;
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current=entries;
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emit updated();
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}
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}
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bool MountPoints::isMounted(const QString &mp) const
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{
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return current.contains(mp);
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}
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