src/settings/servicessettingspage.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2009 by Peter Penz <peter.penz@gmx.at>                  *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #include "servicessettingspage.h"
  21
  22 #include <kconfig.h>
  23 #include <kconfiggroup.h>
  24 #include <kdesktopfileactions.h>
  25 #include <kicon.h>
  26 #include <klocale.h>
  27 #include <knewstuff2/engine.h>
  28 #include <kservice.h>
  29 #include <kservicetypetrader.h>
  30 #include <kstandarddirs.h>
  31
  32 #include <QEvent>
  33 #include <QLabel>
  34 #include <QListWidget>
  35 #include <QPushButton>
  36 #include <QVBoxLayout>
  37
  38 ServicesSettingsPage::ServicesSettingsPage(QWidget* parent) :
  39     SettingsPageBase(parent),
  40     m_initialized(false),
  41     m_servicesList(0)
  42 {
  43     QVBoxLayout* topLayout = new QVBoxLayout(this);
  44
  45     QLabel* label = new QLabel(i18nc("@label:textbox",
  46                                      "Configure which services should "
  47                                      "be shown in the context menu."), this);
  48     label->setWordWrap(true);
  49
  50     m_servicesList = new QListWidget(this);
  51     m_servicesList->setSortingEnabled(true);
  52     m_servicesList->setSelectionMode(QAbstractItemView::NoSelection);
  53     connect(m_servicesList, SIGNAL(itemClicked(QListWidgetItem*)),
  54             this, SIGNAL(changed()));
  55
  56     QPushButton* downloadButton = new QPushButton(i18nc("@action:button", "Download New Services..."));
  57     downloadButton->setIcon(KIcon("get-hot-new-stuff"));
  58     connect(downloadButton, SIGNAL(clicked()), this, SLOT(downloadNewServices()));
  59
  60     topLayout->addWidget(label);
  61     topLayout->addWidget(m_servicesList);
  62     topLayout->addWidget(downloadButton);
  63 }
  64
  65 ServicesSettingsPage::~ServicesSettingsPage()
  66 {
  67 }
  68
  69 void ServicesSettingsPage::applySettings()
  70 {
  71     KConfig config("kservicemenurc", KConfig::NoGlobals);
  72     KConfigGroup showGroup = config.group("Show");
  73
  74     const int count = m_servicesList->count();
  75     for (int i = 0; i < count; ++i) {
  76         QListWidgetItem* item = m_servicesList->item(i);
  77         const bool show = (item->checkState() == Qt::Checked);
  78         const QString service = item->data(Qt::UserRole).toString();
  79         showGroup.writeEntry(service, show);
  80     }
  81
  82     showGroup.sync();
  83 }
  84
  85 void ServicesSettingsPage::restoreDefaults()
  86 {
  87     const int count = m_servicesList->count();
  88     for (int i = 0; i < count; ++i) {
  89         QListWidgetItem* item = m_servicesList->item(i);
  90         item->setCheckState(Qt::Checked);
  91     }
  92 }
  93
  94 bool ServicesSettingsPage::event(QEvent* event)
  95 {
  96     if ((event->type() == QEvent::Polish) && !m_initialized) {
  97         QMetaObject::invokeMethod(this, "loadServices", Qt::QueuedConnection);
  98         m_initialized = true;
  99     }
 100     return SettingsPageBase::event(event);
 101 }
 102
 103 void ServicesSettingsPage::loadServices()
 104 {
 105     const KConfig config("kservicemenurc", KConfig::NoGlobals);
 106     const KConfigGroup showGroup = config.group("Show");
 107
 108     const KService::List entries = KServiceTypeTrader::self()->query("KonqPopupMenu/Plugin");
 109     foreach (const KSharedPtr<KService>& service, entries) {
 110         const QString file = KStandardDirs::locate("services", service->entryPath());
 111         const QList<KServiceAction> serviceActions =
 112                                     KDesktopFileActions::userDefinedServices(file, true);
 113
 114         foreach (const KServiceAction& action, serviceActions) {
 115             const QString service = action.name();
 116             const bool addService = !action.noDisplay()
 117                                     && !action.isSeparator()
 118                                     && !isInServicesList(service);
 119
 120             if (addService) {
 121                 QListWidgetItem* item = new QListWidgetItem(KIcon(action.icon()),
 122                                                             action.text(),
 123                                                             m_servicesList);
 124                 item->setData(Qt::UserRole, service);
 125                 const bool show = showGroup.readEntry(service, true);
 126                 item->setCheckState(show ? Qt::Checked : Qt::Unchecked);
 127             }
 128         }
 129     }
 130 }
 131
 132 void ServicesSettingsPage::downloadNewServices()
 133 {
 134     KNS::Engine khns(this);
 135     khns.init("servicemenu.knsrc");
 136     khns.downloadDialogModal(this);
 137     loadServices();
 138 }
 139
 140 bool ServicesSettingsPage::isInServicesList(const QString& service) const
 141 {
 142     const int count = m_servicesList->count();
 143     for (int i = 0; i < count; ++i) {
 144         QListWidgetItem* item = m_servicesList->item(i);
 145         if (item->data(Qt::UserRole).toString() == service) {
 146             return true;
 147         }
 148     }
 149     return false;
 150 }
 151
 152 #include "servicessettingspage.moc"