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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     QString programIconName = componentData.aboutData()->programIconName();
00069 
00070     if (programIconName.isEmpty()) {
00071         programIconName = componentData.aboutData()->appName();
00072     }
00073 
00074     QDBusReply<QDBusObjectPath> reply = serverProxy->uiserver().requestView(componentData.aboutData()->programName(),
00075                                                                             programIconName,
00076                                                                             job->capabilities());
00077 
00078     // If we got a valid reply, register the interface for later usage.
00079     if (reply.isValid()) {
00080         org::kde::JobView *jobView = new org::kde::JobView("org.kde.JobViewServer",
00081                                                            reply.value().path(),
00082                                                            QDBusConnection::sessionBus());
00083 
00084         QObject::connect(jobView, SIGNAL(cancelRequested()), job,
00085                          SLOT(kill()));
00086         QObject::connect(jobView, SIGNAL(suspendRequested()), job,
00087                          SLOT(suspend()));
00088         QObject::connect(jobView, SIGNAL(resumeRequested()), job,
00089                          SLOT(resume()));
00090 
00091         d->progressJobView.insert(job, jobView);
00092     }
00093 
00094     KJobTrackerInterface::registerJob(job);
00095 }
00096 
00097 void KUiServerJobTracker::unregisterJob(KJob *job)
00098 {
00099     KJobTrackerInterface::unregisterJob(job);
00100 
00101     if (!d->progressJobView.contains(job)) {
00102         return;
00103     }
00104 
00105     org::kde::JobView *jobView = d->progressJobView.take(job);
00106 
00107     if (job->error()) {
00108         jobView->terminate(job->errorText());
00109     } else {
00110         jobView->terminate(QString());
00111     }
00112 
00113     delete jobView;
00114 }
00115 
00116 void KUiServerJobTracker::finished(KJob *job)
00117 {
00118     if (!d->progressJobView.contains(job)) {
00119         return;
00120     }
00121 
00122     org::kde::JobView *jobView = d->progressJobView.take(job);
00123 
00124     if (job->error()) {
00125         jobView->terminate(job->errorText());
00126     } else {
00127         jobView->terminate(QString());
00128     }
00129 }
00130 
00131 void KUiServerJobTracker::suspended(KJob *job)
00132 {
00133     if (!d->progressJobView.contains(job)) {
00134         return;
00135     }
00136 
00137     org::kde::JobView *jobView = d->progressJobView[job];
00138 
00139     jobView->setSuspended(true);
00140 }
00141 
00142 void KUiServerJobTracker::resumed(KJob *job)
00143 {
00144     if (!d->progressJobView.contains(job)) {
00145         return;
00146     }
00147 
00148     org::kde::JobView *jobView = d->progressJobView[job];
00149 
00150     jobView->setSuspended(false);
00151 }
00152 
00153 void KUiServerJobTracker::description(KJob *job, const QString &title,
00154                                       const QPair<QString, QString> &field1,
00155                                       const QPair<QString, QString> &field2)
00156 {
00157     if (!d->progressJobView.contains(job)) {
00158         return;
00159     }
00160 
00161     org::kde::JobView *jobView = d->progressJobView[job];
00162 
00163     jobView->setInfoMessage(title);
00164 
00165     if (field1.first.isNull() || field1.second.isNull()) {
00166         jobView->clearDescriptionField(0);
00167     } else {
00168         jobView->setDescriptionField(0, field1.first, field1.second);
00169     }
00170 
00171     if (field2.first.isNull() || field2.second.isNull()) {
00172         jobView->clearDescriptionField(1);
00173     } else {
00174         jobView->setDescriptionField(1, field2.first, field2.second);
00175     }
00176 }
00177 
00178 void KUiServerJobTracker::infoMessage(KJob *job, const QString &plain, const QString &rich)
00179 {
00180     Q_UNUSED(rich)
00181 
00182     if (!d->progressJobView.contains(job)) {
00183         return;
00184     }
00185 
00186     org::kde::JobView *jobView = d->progressJobView[job];
00187 
00188     jobView->setInfoMessage(plain);
00189 }
00190 
00191 void KUiServerJobTracker::totalAmount(KJob *job, KJob::Unit unit, qulonglong amount)
00192 {
00193     if (!d->progressJobView.contains(job)) {
00194         return;
00195     }
00196 
00197     org::kde::JobView *jobView = d->progressJobView[job];
00198 
00199     switch (unit) {
00200     case KJob::Bytes:
00201         jobView->setTotalAmount(amount, "bytes");
00202         break;
00203     case KJob::Files:
00204         jobView->setTotalAmount(amount, "files");
00205         break;
00206     case KJob::Directories:
00207         jobView->setTotalAmount(amount, "dirs");
00208         break;
00209     default:
00210         break;
00211     }
00212 }
00213 
00214 void KUiServerJobTracker::processedAmount(KJob *job, KJob::Unit unit, qulonglong amount)
00215 {
00216     if (!d->progressJobView.contains(job)) {
00217         return;
00218     }
00219 
00220     org::kde::JobView *jobView = d->progressJobView[job];
00221 
00222     switch (unit) {
00223     case KJob::Bytes:
00224         jobView->setProcessedAmount(amount, "bytes");
00225         break;
00226     case KJob::Files:
00227         jobView->setProcessedAmount(amount, "files");
00228         break;
00229     case KJob::Directories:
00230         jobView->setProcessedAmount(amount, "dirs");
00231         break;
00232     default:
00233         break;
00234     }
00235 }
00236 
00237 void KUiServerJobTracker::percent(KJob *job, unsigned long percent)
00238 {
00239     if (!d->progressJobView.contains(job)) {
00240         return;
00241     }
00242 
00243     org::kde::JobView *jobView = d->progressJobView[job];
00244 
00245     jobView->setPercent(percent);
00246 }
00247 
00248 void KUiServerJobTracker::speed(KJob *job, unsigned long value)
00249 {
00250     if (!d->progressJobView.contains(job)) {
00251         return;
00252     }
00253 
00254     org::kde::JobView *jobView = d->progressJobView[job];
00255 
00256     jobView->setSpeed(value);
00257 }
00258 
00259 KSharedUiServerProxy::KSharedUiServerProxy()
00260     : m_uiserver("org.kde.JobViewServer", "/JobViewServer", QDBusConnection::sessionBus())
00261 {
00262     if (!QDBusConnection::sessionBus().interface()->isServiceRegistered("org.kde.JobViewServer"))
00263     {
00264         QString error;
00265         int ret = KToolInvocation::startServiceByDesktopPath("kuiserver.desktop",
00266                                                              QStringList(), &error);
00267         if (ret > 0)
00268         {
00269             kError() << "Couldn't start kuiserver from kuiserver.desktop: " << error << endl;
00270         }
00271     }
00272 
00273     if (!QDBusConnection::sessionBus().interface()->isServiceRegistered("org.kde.JobViewServer"))
00274         kDebug() << "The application kuiserver is STILL NOT REGISTERED";
00275     else
00276         kDebug() << "kuiserver registered";
00277 }
00278 
00279 KSharedUiServerProxy::~KSharedUiServerProxy()
00280 {
00281 }
00282 
00283 org::kde::JobViewServer &KSharedUiServerProxy::uiserver()
00284 {
00285     return m_uiserver;
00286 }
00287 
00288 #include "kuiserverjobtracker.moc"
00289 #include "kuiserverjobtracker_p.moc"

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