src/settings/servicessettingspage.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2009-2010 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 "dolphin_versioncontrolsettings.h"
  23
  24 #include <kconfig.h>
  25 #include <kconfiggroup.h>
  26 #include <kdesktopfileactions.h>
  27 #include <kicon.h>
  28 #include <klocale.h>
  29 #include <kmessagebox.h>
  30 #include <knewstuff3/knewstuffbutton.h>
  31 #include <kservice.h>
  32 #include <kservicetypetrader.h>
  33 #include <kstandarddirs.h>
  34
  35 #include <QCheckBox>
  36 #include <QEvent>
  37 #include <QGridLayout>
  38 #include <QGroupBox>
  39 #include <QLabel>
  40 #include <QListWidget>
  41 #include <QPushButton>
  42
  43 ServicesSettingsPage::ServicesSettingsPage(QWidget* parent) :
  44     SettingsPageBase(parent),
  45     m_initialized(false),
  46     m_servicesList(0),
  47     m_vcsGroupBox(0),
  48     m_vcsPluginsMap(),
  49     m_enabledVcsPlugins()
  50 {
  51     QVBoxLayout* topLayout = new QVBoxLayout(this);
  52
  53     QLabel* label = new QLabel(i18nc("@label:textbox",
  54                                      "Configure which services should "
  55                                      "be shown in the context menu."), this);
  56     label->setWordWrap(true);
  57
  58     m_servicesList = new QListWidget(this);
  59     m_servicesList->setSortingEnabled(true);
  60     m_servicesList->setSelectionMode(QAbstractItemView::NoSelection);
  61     connect(m_servicesList, SIGNAL(itemClicked(QListWidgetItem*)),
  62             this, SIGNAL(changed()));
  63
  64     KNS3::Button* downloadButton = new KNS3::Button(i18nc("@action:button", "Download New Services..."),
  65                                                     "servicemenu.knsrc",
  66                                                     this);
  67     connect(downloadButton, SIGNAL(dialogFinished(KNS3::Entry::List)), this, SLOT(loadServices()));
  68
  69     m_vcsGroupBox = new QGroupBox(i18nc("@title:group", "Version Control Systems"), this);
  70     // Only show the version control group box, if a version
  71     // control system could be found (see loadVersionControlSystems())
  72     m_vcsGroupBox->hide();
  73
  74     topLayout->addWidget(label);
  75     topLayout->addWidget(m_servicesList);
  76     topLayout->addWidget(downloadButton);
  77     topLayout->addWidget(m_vcsGroupBox);
  78
  79     m_enabledVcsPlugins = VersionControlSettings::enabledPlugins();
  80 }
  81
  82 ServicesSettingsPage::~ServicesSettingsPage()
  83 {
  84 }
  85
  86 void ServicesSettingsPage::applySettings()
  87 {
  88     // Apply service menu settings
  89     KConfig config("kservicemenurc", KConfig::NoGlobals);
  90     KConfigGroup showGroup = config.group("Show");
  91
  92     const int count = m_servicesList->count();
  93     for (int i = 0; i < count; ++i) {
  94         QListWidgetItem* item = m_servicesList->item(i);
  95         const bool show = (item->checkState() == Qt::Checked);
  96         const QString service = item->data(Qt::UserRole).toString();
  97         showGroup.writeEntry(service, show);
  98     }
  99
 100     showGroup.sync();
 101
 102     // Apply version control settings
 103     QStringList enabledPlugins;
 104     QMap<QString, QCheckBox*>::const_iterator it = m_vcsPluginsMap.constBegin();
 105     while (it != m_vcsPluginsMap.constEnd()) {
 106         if (it.value()->isChecked()) {
 107             enabledPlugins.append(it.key());
 108         }
 109         ++it;
 110     }
 111
 112     if (m_enabledVcsPlugins != enabledPlugins) {
 113         VersionControlSettings::setEnabledPlugins(enabledPlugins);
 114         VersionControlSettings::self()->writeConfig();
 115
 116         KMessageBox::information(window(),
 117                                  i18nc("@info", "Dolphin must be restarted to apply the "
 118                                                 "updated version control systems settings."),
 119                                  QString(), // default title
 120                                  QLatin1String("ShowVcsRestartInformation"));
 121     }
 122 }
 123
 124 void ServicesSettingsPage::restoreDefaults()
 125 {
 126     const int count = m_servicesList->count();
 127     for (int i = 0; i < count; ++i) {
 128         QListWidgetItem* item = m_servicesList->item(i);
 129         item->setCheckState(Qt::Checked);
 130     }
 131 }
 132
 133 bool ServicesSettingsPage::event(QEvent* event)
 134 {
 135     if ((event->type() == QEvent::Polish) && !m_initialized) {
 136         QMetaObject::invokeMethod(this, "loadServices", Qt::QueuedConnection);
 137         QMetaObject::invokeMethod(this, "loadVersionControlSystems", Qt::QueuedConnection);
 138         m_initialized = true;
 139     }
 140     return SettingsPageBase::event(event);
 141 }
 142
 143 void ServicesSettingsPage::loadServices()
 144 {
 145     const KConfig config("kservicemenurc", KConfig::NoGlobals);
 146     const KConfigGroup showGroup = config.group("Show");
 147
 148     const KService::List entries = KServiceTypeTrader::self()->query("KonqPopupMenu/Plugin");
 149     foreach (const KSharedPtr<KService>& service, entries) {
 150         const QString file = KStandardDirs::locate("services", service->entryPath());
 151         const QList<KServiceAction> serviceActions =
 152                                     KDesktopFileActions::userDefinedServices(file, true);
 153
 154         foreach (const KServiceAction& action, serviceActions) {
 155             const QString service = action.name();
 156             const bool addService = !action.noDisplay()
 157                                     && !action.isSeparator()
 158                                     && !isInServicesList(service);
 159
 160             if (addService) {
 161                 QListWidgetItem* item = new QListWidgetItem(KIcon(action.icon()),
 162                                                             action.text(),
 163                                                             m_servicesList);
 164                 item->setData(Qt::UserRole, service);
 165                 const bool show = showGroup.readEntry(service, true);
 166                 item->setCheckState(show ? Qt::Checked : Qt::Unchecked);
 167             }
 168         }
 169     }
 170 }
 171
 172 void ServicesSettingsPage::loadVersionControlSystems()
 173 {
 174     const QStringList enabledPlugins = VersionControlSettings::enabledPlugins();
 175
 176     // Create a checkbox for each available version control plugin
 177     const KService::List pluginServices = KServiceTypeTrader::self()->query("FileViewVersionControlPlugin");
 178     for (KService::List::ConstIterator it = pluginServices.constBegin(); it != pluginServices.constEnd(); ++it) {
 179         const QString pluginName = (*it)->name();
 180         QCheckBox* checkBox = new QCheckBox(pluginName, m_vcsGroupBox);
 181         checkBox->setChecked(enabledPlugins.contains(pluginName));
 182         connect(checkBox, SIGNAL(clicked()), this, SIGNAL(changed()));
 183         connect(checkBox, SIGNAL(clicked()), this, SLOT(feffi()));
 184         m_vcsPluginsMap.insert(pluginName, checkBox);
 185     }
 186
 187     // Add the checkboxes into a grid layout of 2 columns
 188     QGridLayout* layout = new QGridLayout(m_vcsGroupBox);
 189     const int maxRows = (m_vcsPluginsMap.count() + 1) / 2;
 190
 191     int index = 0;
 192     QMap<QString, QCheckBox*>::const_iterator it = m_vcsPluginsMap.constBegin();
 193     while (it != m_vcsPluginsMap.constEnd()) {
 194         const int column = index / maxRows;
 195         const int row = index % maxRows;
 196         layout->addWidget(it.value(), row, column);
 197         ++it;
 198         ++index;
 199     }
 200
 201     m_vcsGroupBox->setVisible(!m_vcsPluginsMap.isEmpty());
 202 }
 203
 204 bool ServicesSettingsPage::isInServicesList(const QString& service) const
 205 {
 206     const int count = m_servicesList->count();
 207     for (int i = 0; i < count; ++i) {
 208         QListWidgetItem* item = m_servicesList->item(i);
 209         if (item->data(Qt::UserRole).toString() == service) {
 210             return true;
 211         }
 212     }
 213     return false;
 214 }
 215
 216 #include "servicessettingspage.moc"