diff --git a/dataengines/apps/groupsource.cpp b/dataengines/apps/groupsource.cpp
index bf95e695..1aaf69d6 100644
--- a/dataengines/apps/groupsource.cpp
+++ b/dataengines/apps/groupsource.cpp
@@ -1,108 +1,108 @@
 /*
  * Copyright 2009 Chani Armitage <chani@kde.org>
  * Copyright 2011 Marco Martin <mart@kde.org>
  *
  * This program 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 program 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 program; if not, write to the
  * Free Software Foundation, Inc.,
  * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  */
 
 #include "groupsource.h"
 
 #include <KDebug>
 #include <KServiceTypeTrader>
 #include <KSycoca>
 
 GroupSource::GroupSource(const QString &name, QObject *parent)
     : Plasma::DataContainer(parent)
 {
     setObjectName(name);
 
     QStringList split = name.split(':');
     if (split.length() == 2) {
         m_group = split.last();
     }
 
     if (m_group.isEmpty()) {
         m_group = '/';
     }
 
     populate();
     connect(KSycoca::self(), SIGNAL(databaseChanged(QStringList)), this, SLOT(sycocaChanged(QStringList)));
 }
 
 GroupSource::~GroupSource()
 {
 }
 
 void GroupSource::sycocaChanged(const QStringList &changes)
 {
     if (changes.contains("apps") || changes.contains("xdgdata-apps")) {
         populate();
     }
 }
 
 void GroupSource::populate()
 {
     KServiceGroup::Ptr group = KServiceGroup::group(m_group);
 
     removeAllData();
     loadGroup(group);
     checkForUpdate();
 }
 
 void GroupSource::loadGroup(KServiceGroup::Ptr group)
 {
     if (group && group->isValid()) {
         KServiceGroup::List list = group->entries();
 
         for( KServiceGroup::List::ConstIterator it = list.constBegin();
-             it != list.constEnd(); it++) {
+             it != list.constEnd(); ++it) {
             const KSycocaEntry::Ptr p = (*it);
 
             if (p->isType(KST_KService)) {
                 const KService::Ptr service = KService::Ptr::staticCast(p);
 
                 if (!service->noDisplay()) {
                     QString genericName = service->genericName();
                     if (genericName.isNull()) {
                         genericName = service->comment();
                     }
                     QString description;
                     if (!service->genericName().isEmpty() && service->genericName() != service->name()) {
                         description = service->genericName();
                     } else if (!service->comment().isEmpty()) {
                         description = service->comment();
                     }
                     Plasma::DataEngine::Data data;
                     data["iconName"] = service->icon();
                     data["name"] = service->name();
                     data["genericName"] = service->genericName();
                     data["description"] = description;
                     data["storageId"] = service->storageId();
                     data["entryPath"] = service->entryPath();
                     setData(service->storageId(), data);
                 }
 
             } else if (p->isType(KST_KServiceGroup)) {
                 const KServiceGroup::Ptr subGroup = KServiceGroup::Ptr::staticCast(p);
 
                 if (!subGroup->noDisplay() && subGroup->childCount() > 0) {
                     loadGroup(subGroup);
                 }
             }
         }
     }
 }
 
 #include "groupsource.moc"
diff --git a/dataengines/apps/groupssource.cpp b/dataengines/apps/groupssource.cpp
index 5d3db77e..f22b8cac 100644
--- a/dataengines/apps/groupssource.cpp
+++ b/dataengines/apps/groupssource.cpp
@@ -1,105 +1,105 @@
 /*
  * Copyright 2009 Chani Armitage <chani@kde.org>
  * Copyright 2011 Marco Martin <mart@kde.org>
  *
  * This program 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 program 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 program; if not, write to the
  * Free Software Foundation, Inc.,
  * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  */
 
 #include "groupssource.h"
 
 #include <KDebug>
 #include <KServiceTypeTrader>
 #include <KSycoca>
 
 int GroupsSource::s_depth = 0;
 
 GroupsSource::GroupsSource(const QString &name, QObject *parent)
     : Plasma::DataContainer(parent),
       m_maxDepth(-1)
 {
     setObjectName(name);
 
     QStringList split = name.split(':');
     if (split.length() >= 2) {
         m_group = split[1];
     }
     if (split.length() == 3) {
         m_maxDepth = split[2].toInt();
     }
 
     if (m_group.isEmpty()) {
         m_group = '/';
     }
 
     populate();
     connect(KSycoca::self(), SIGNAL(databaseChanged(QStringList)), this, SLOT(sycocaChanged(QStringList)));
 }
 
 GroupsSource::~GroupsSource()
 {
 }
 
 void GroupsSource::sycocaChanged(const QStringList &changes)
 {
     if (changes.contains("apps") || changes.contains("xdgdata-apps")) {
         populate();
     }
 }
 
 void GroupsSource::populate()
 {
     KServiceGroup::Ptr group = KServiceGroup::group(m_group);
 
     s_depth = 0;
     removeAllData();
     loadGroup(group);
     checkForUpdate();
 }
 
 void GroupsSource::loadGroup(KServiceGroup::Ptr group)
 {
     if (m_maxDepth >= 0 && s_depth > m_maxDepth) {
         return;
     }
     ++s_depth;
 
     if (group && group->isValid()) {
         KServiceGroup::List list = group->entries();
 
         for( KServiceGroup::List::ConstIterator it = list.constBegin();
-             it != list.constEnd(); it++) {
+             it != list.constEnd(); ++it) {
             const KSycocaEntry::Ptr p = (*it);
 
             if (p->isType(KST_KServiceGroup)) {
                 const KServiceGroup::Ptr subGroup = KServiceGroup::Ptr::staticCast(p);
 
                 Plasma::DataEngine::Data data;
                 data["iconName"] = subGroup->icon();
                 data["name"] = subGroup->name();
                 data["description"] = subGroup->comment();
                 data["relPath"] = subGroup->relPath();
                 data["display"] = !subGroup->noDisplay();
                 data["childCount"] = subGroup->childCount();
                 setData(subGroup->relPath(), data);
 
                 if (!subGroup->noDisplay() && subGroup->childCount() > 0) {
                     loadGroup(subGroup);
                 }
             }
         }
     }
 }
 
 #include "groupssource.moc"