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Diffstat (limited to 'kdeprint/kmthreadjob.cpp')
-rw-r--r-- | kdeprint/kmthreadjob.cpp | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/kdeprint/kmthreadjob.cpp b/kdeprint/kmthreadjob.cpp new file mode 100644 index 000000000..bc88f2042 --- /dev/null +++ b/kdeprint/kmthreadjob.cpp @@ -0,0 +1,170 @@ +/* + * This file is part of the KDE libraries + * Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License version 2 as published by the Free Software Foundation. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + **/ + +#include "kmthreadjob.h" +#include "kmjob.h" +#include "kmjobmanager.h" + +#include <qfile.h> +#include <qtextstream.h> +#include <qstringlist.h> +#include <kstandarddirs.h> + +#include <errno.h> +#include <sys/types.h> +#include <signal.h> + +#define CHARSEP '$' + +KMThreadJob::KMThreadJob(QObject *parent, const char *name) +: QObject(parent,name) +{ + m_jobs.setAutoDelete(true); +} + +KMThreadJob::~KMThreadJob() +{ +} + +QString KMThreadJob::jobFile() +{ + QString f = locateLocal("data","kdeprint/printjobs"); + return f; +} + +bool KMThreadJob::saveJobs() +{ + QFile f(jobFile()); + if (f.open(IO_WriteOnly)) + { + QTextStream t(&f); + QIntDictIterator<KMJob> it(m_jobs); + for (;it.current();++it) + t << it.current()->id() << CHARSEP << it.current()->name() << CHARSEP << it.current()->printer() << CHARSEP << it.current()->owner() << CHARSEP << it.current()->size() << endl; + return true; + } + return false; +} + +bool KMThreadJob::loadJobs() +{ + QFile f(jobFile()); + if (f.exists() && f.open(IO_ReadOnly)) + { + QTextStream t(&f); + QString line; + + m_jobs.clear(); + while (!t.eof()) + { + line = t.readLine().stripWhiteSpace(); + if (line.isEmpty()) + continue; + QStringList ll = QStringList::split(CHARSEP,line,true); + if (ll.count() == 5) + { + KMJob *job = new KMJob(); + job->setId(ll[0].toInt()); + job->setName(ll[1]); + job->setPrinter(ll[2]); + job->setOwner(ll[3]); + job->setSize(ll[4].toInt()); + job->setState(KMJob::Printing); + job->setType(KMJob::Threaded); + job->setUri("proc:/"+ll[0]); + if (job->id() > 0 && checkJob(job->id())) + m_jobs.insert(job->id(),job); + else + delete job; + } + } + return true; + } + return false; +} + +bool KMThreadJob::checkJob(int ID) +{ + return (kill((pid_t)ID,0) == 0 || errno == EPERM); +} + +KMJob* KMThreadJob::findJob(int ID) +{ + return m_jobs.find(ID); +} + +KMJob* KMThreadJob::findJob(const QString& uri) +{ + if (uri.startsWith("proc:/")) + { + int pid = uri.mid(6).toInt(); + if (pid > 0) + return m_jobs.find(pid); + } + return NULL; +} + +bool KMThreadJob::removeJob(int ID) +{ + if (!checkJob(ID) || kill((pid_t)ID, SIGTERM) == 0) + { + m_jobs.remove(ID); + saveJobs(); + return true; + } + else + return false; +} + +void KMThreadJob::createJob(int ID, const QString& printer, const QString& name, const QString& owner, int size) +{ + KMThreadJob mth(0); + KMJob *job = new KMJob(); + job->setId(ID); + job->setPrinter(printer); + job->setName(name); + job->setOwner(owner); + job->setSize(size); + job->setType(KMJob::Threaded); + mth.createJob(job); +} + +void KMThreadJob::createJob(KMJob *job) +{ + if (job->id() > 0) + { + loadJobs(); + if (!m_jobs.find(job->id())) + { + m_jobs.insert(job->id(),job); + saveJobs(); + } + } +} + +void KMThreadJob::updateManager(KMJobManager *mgr) +{ + loadJobs(); + QIntDictIterator<KMJob> it(m_jobs); + for (;it.current();++it) + { + KMJob *job = new KMJob(*(it.current())); + mgr->addJob(job); + } +} |