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KDEUI

kuiserverjobtracker.cpp

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00001 /*  This file is part of the KDE project
00002     Copyright (C) 2008 Rafael Fernández López <ereslibre@kde.org>
00003     Copyright (C) 2007 Kevin Ottens <ervin@kde.org>
00004 
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License version 2 as published by the Free Software Foundation.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public License
00015     along with this library; see the file COPYING.LIB.  If not, write to
00016     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017     Boston, MA 02110-1301, USA.
00018 
00019 */
00020 
00021 #include "kuiserverjobtracker.h"
00022 #include "kuiserverjobtracker_p.h"
00023 
00024 #include "jobviewiface.h"
00025 
00026 #include <klocale.h>
00027 #include <kdebug.h>
00028 #include <ktoolinvocation.h>
00029 #include <kcomponentdata.h>
00030 #include <kaboutdata.h>
00031 #include <kjob.h>
00032 
00033 K_GLOBAL_STATIC(KSharedUiServerProxy, serverProxy)
00034 
00035 class KUiServerJobTracker::Private
00036 {
00037 public:
00038     Private() { }
00039 
00040     QHash<KJob*, org::kde::JobView*> progressJobView;
00041 };
00042 
00043 KUiServerJobTracker::KUiServerJobTracker(QObject *parent)
00044     : KJobTrackerInterface(parent), d(new Private)
00045 {
00046 
00047 }
00048 
00049 KUiServerJobTracker::~KUiServerJobTracker()
00050 {
00051     if (!d->progressJobView.isEmpty()) {
00052         qWarning() << "A KUiServerJobTracker instance contains"
00053                    << d->progressJobView.size() << "stalled jobs";
00054     }
00055 
00056     delete d;
00057 }
00058 
00059 void KUiServerJobTracker::registerJob(KJob *job)
00060 {
00061     // Already registered job?
00062     if (d->progressJobView.contains(job)) {
00063         return;
00064     }
00065 
00066     KComponentData componentData = KGlobal::mainComponent();
00067 
00068     QDBusReply<QDBusObjectPath> reply = serverProxy->uiserver().requestView(componentData.aboutData()->programName(),
00069                                                                             componentData.aboutData()->appName(),
00070                                                                             job->capabilities());
00071 
00072     // If we got a valid reply, register the interface for later usage.
00073     if (reply.isValid()) {
00074         org::kde::JobView *jobView = new org::kde::JobView("org.kde.JobViewServer",
00075                                                            reply.value().path(),
00076                                                            QDBusConnection::sessionBus());
00077 
00078         QObject::connect(jobView, SIGNAL(cancelRequested()), job,
00079                          SLOT(kill()));
00080         QObject::connect(jobView, SIGNAL(suspendRequested()), job,
00081                          SLOT(suspend()));
00082         QObject::connect(jobView, SIGNAL(resumeRequested()), job,
00083                          SLOT(resume()));
00084 
00085         d->progressJobView.insert(job, jobView);
00086     }
00087 
00088     KJobTrackerInterface::registerJob(job);
00089 }
00090 
00091 void KUiServerJobTracker::unregisterJob(KJob *job)
00092 {
00093     KJobTrackerInterface::unregisterJob(job);
00094 
00095     if (!d->progressJobView.contains(job)) {
00096         return;
00097     }
00098 
00099     org::kde::JobView *jobView = d->progressJobView.take(job);
00100 
00101     if (job->error()) {
00102         jobView->terminate(job->errorText());
00103     } else {
00104         jobView->terminate(QString());
00105     }
00106 
00107     delete jobView;
00108 }
00109 
00110 void KUiServerJobTracker::finished(KJob *job)
00111 {
00112     if (!d->progressJobView.contains(job)) {
00113         return;
00114     }
00115 
00116     org::kde::JobView *jobView = d->progressJobView.take(job);
00117 
00118     if (job->error()) {
00119         jobView->terminate(job->errorText());
00120     } else {
00121         jobView->terminate(QString());
00122     }
00123 }
00124 
00125 void KUiServerJobTracker::suspended(KJob *job)
00126 {
00127     if (!d->progressJobView.contains(job)) {
00128         return;
00129     }
00130 
00131     org::kde::JobView *jobView = d->progressJobView[job];
00132 
00133     jobView->setSuspended(true);
00134 }
00135 
00136 void KUiServerJobTracker::resumed(KJob *job)
00137 {
00138     if (!d->progressJobView.contains(job)) {
00139         return;
00140     }
00141 
00142     org::kde::JobView *jobView = d->progressJobView[job];
00143 
00144     jobView->setSuspended(false);
00145 }
00146 
00147 void KUiServerJobTracker::description(KJob *job, const QString &title,
00148                                       const QPair<QString, QString> &field1,
00149                                       const QPair<QString, QString> &field2)
00150 {
00151     if (!d->progressJobView.contains(job)) {
00152         return;
00153     }
00154 
00155     org::kde::JobView *jobView = d->progressJobView[job];
00156 
00157     jobView->setInfoMessage(title);
00158 
00159     if (field1.first.isNull() || field1.second.isNull()) {
00160         jobView->clearDescriptionField(0);
00161     } else {
00162         jobView->setDescriptionField(0, field1.first, field1.second);
00163     }
00164 
00165     if (field2.first.isNull() || field2.second.isNull()) {
00166         jobView->clearDescriptionField(1);
00167     } else {
00168         jobView->setDescriptionField(1, field2.first, field2.second);
00169     }
00170 }
00171 
00172 void KUiServerJobTracker::infoMessage(KJob *job, const QString &plain, const QString &rich)
00173 {
00174     Q_UNUSED(rich)
00175 
00176     if (!d->progressJobView.contains(job)) {
00177         return;
00178     }
00179 
00180     org::kde::JobView *jobView = d->progressJobView[job];
00181 
00182     jobView->setInfoMessage(plain);
00183 }
00184 
00185 void KUiServerJobTracker::totalAmount(KJob *job, KJob::Unit unit, qulonglong amount)
00186 {
00187     if (!d->progressJobView.contains(job)) {
00188         return;
00189     }
00190 
00191     org::kde::JobView *jobView = d->progressJobView[job];
00192 
00193     switch (unit) {
00194     case KJob::Bytes:
00195         jobView->setTotalAmount(amount, "bytes");
00196         break;
00197     case KJob::Files:
00198         jobView->setTotalAmount(amount, "files");
00199         break;
00200     case KJob::Directories:
00201         jobView->setTotalAmount(amount, "dirs");
00202         break;
00203     default:
00204         break;
00205     }
00206 }
00207 
00208 void KUiServerJobTracker::processedAmount(KJob *job, KJob::Unit unit, qulonglong amount)
00209 {
00210     if (!d->progressJobView.contains(job)) {
00211         return;
00212     }
00213 
00214     org::kde::JobView *jobView = d->progressJobView[job];
00215 
00216     switch (unit) {
00217     case KJob::Bytes:
00218         jobView->setProcessedAmount(amount, "bytes");
00219         break;
00220     case KJob::Files:
00221         jobView->setProcessedAmount(amount, "files");
00222         break;
00223     case KJob::Directories:
00224         jobView->setProcessedAmount(amount, "dirs");
00225         break;
00226     default:
00227         break;
00228     }
00229 }
00230 
00231 void KUiServerJobTracker::percent(KJob *job, unsigned long percent)
00232 {
00233     if (!d->progressJobView.contains(job)) {
00234         return;
00235     }
00236 
00237     org::kde::JobView *jobView = d->progressJobView[job];
00238 
00239     jobView->setPercent(percent);
00240 }
00241 
00242 void KUiServerJobTracker::speed(KJob *job, unsigned long value)
00243 {
00244     if (!d->progressJobView.contains(job)) {
00245         return;
00246     }
00247 
00248     org::kde::JobView *jobView = d->progressJobView[job];
00249 
00250     jobView->setSpeed(value);
00251 }
00252 
00253 KSharedUiServerProxy::KSharedUiServerProxy()
00254     : m_uiserver("org.kde.JobViewServer", "/JobViewServer", QDBusConnection::sessionBus())
00255 {
00256     if (!QDBusConnection::sessionBus().interface()->isServiceRegistered("org.kde.JobViewServer"))
00257     {
00258         QString error;
00259         int ret = KToolInvocation::startServiceByDesktopPath("kuiserver.desktop",
00260                                                              QStringList(), &error);
00261         if (ret > 0)
00262         {
00263             kError() << "Couldn't start kuiserver from kuiserver.desktop: " << error << endl;
00264         }
00265     }
00266 
00267     if (!QDBusConnection::sessionBus().interface()->isServiceRegistered("org.kde.JobViewServer"))
00268         kDebug() << "The application kuiserver is STILL NOT REGISTERED";
00269     else
00270         kDebug() << "kuiserver registered";
00271 }
00272 
00273 KSharedUiServerProxy::~KSharedUiServerProxy()
00274 {
00275 }
00276 
00277 org::kde::JobViewServer &KSharedUiServerProxy::uiserver()
00278 {
00279     return m_uiserver;
00280 }
00281 
00282 #include "kuiserverjobtracker.moc"
00283 #include "kuiserverjobtracker_p.moc"

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