clang-tidy: use-modernize-nullptr run

applets/kicker/plugin/computermodel.cpp

@@ -255,7 +255,7 @@ bool ComputerModel::trigger(int row, const QString &actionId, const QVariant &ar
         const QUrl &url = m_filteredPlacesModel->url(sourceIndex);
 
         if (url.isValid()) {
-            new KRun(url, 0);
+            new KRun(url, nullptr);
 
             return true;
         }
@@ -297,5 +297,5 @@ void ComputerModel::onSetupDone(Solid::ErrorType error, QVariant errorData, cons
 
     Q_ASSERT(access);
 
-    new KRun(QUrl::fromLocalFile(access->filePath()), 0);
+    new KRun(QUrl::fromLocalFile(access->filePath()), nullptr);
 }

applets/kicker/plugin/fileentry.cpp

@@ -108,7 +108,7 @@ bool FileEntry::run(const QString& actionId, const QVariant &argument)
     }
 
     if (actionId.isEmpty()) {
-        new KRun(m_fileItem->url(), 0);
+        new KRun(m_fileItem->url(), nullptr);
 
         return true;
     } else {

applets/kicker/plugin/forwardingmodel.cpp

@@ -159,13 +159,13 @@ QString ForwardingModel::labelForRow(int row)
 AbstractModel* ForwardingModel::modelForRow(int row)
 {
     if (!m_sourceModel) {
-        return 0;
+        return nullptr;
     }
 
     AbstractModel *abstractModel = qobject_cast<AbstractModel *>(m_sourceModel);
 
     if (!abstractModel) {
-        return 0;
+        return nullptr;
     }
 
     return abstractModel->modelForRow(row);
@@ -261,5 +261,5 @@ void ForwardingModel::disconnectSignals()
         return;
     }
 
-    disconnect(m_sourceModel, 0, this, 0);
+    disconnect(m_sourceModel, nullptr, this, nullptr);
 }

applets/kicker/plugin/menuentryeditor.cpp

@@ -51,7 +51,7 @@ void MenuEntryEditor::edit(const QString& entryPath, const QString& menuId)
         const QString &fileName = entryUrl.fileName();
 
         if (appsDir.exists(fileName)) {
-            KPropertiesDialog::showDialog(entryUrl, 0, false);
+            KPropertiesDialog::showDialog(entryUrl, nullptr, false);
         } else {
             if (!appsDir.exists()) {
                 if (!QDir::root().mkpath(appsPath)) {

applets/kicker/plugin/placeholdermodel.cpp

@@ -228,7 +228,7 @@ AbstractModel* PlaceholderModel::modelForRow(int row)
         return abstractModel->modelForRow(rowToSourceRow(row));
 
     } else {
-        return 0;
+        return nullptr;
     }
 }
 
@@ -361,7 +361,7 @@ void PlaceholderModel::disconnectSignals()
         return;
     }
 
-    disconnect(m_sourceModel, 0, this, 0);
+    disconnect(m_sourceModel, nullptr, this, nullptr);
 }
 
 int PlaceholderModel::dropPlaceholderIndex() const

applets/kimpanel/backend/ibus/ibus15/app.cpp

@@ -182,10 +182,10 @@ App::App(int &argc, char* argv[]): QGuiApplication(argc, argv)
     ,m_eventFilter(new XcbEventFilter)
     ,m_init(false)
     ,m_bus(ibus_bus_new ())
-    ,m_impanel(0)
+    ,m_impanel(nullptr)
     ,m_keyboardGrabbed(false)
     ,m_doGrab(false)
-    ,m_syms(0)
+    ,m_syms(nullptr)
     ,m_watcher(new QDBusServiceWatcher(this))
 {
     m_syms = xcb_key_symbols_alloc(QX11Info::connection());
@@ -268,7 +268,7 @@ void App::keyRelease(const xcb_key_release_event_t* event)
         release = true;
     else {
         auto cookie = xcb_get_modifier_mapping(QX11Info::connection());
-        auto reply = xcb_get_modifier_mapping_reply(QX11Info::connection(), cookie, NULL);
+        auto reply = xcb_get_modifier_mapping_reply(QX11Info::connection(), cookie, nullptr);
         if (reply) {
             auto keycodes = xcb_get_modifier_mapping_keycodes(reply);
             for (int i = 0; i < reply->keycodes_per_modifier; i++) {
@@ -308,7 +308,7 @@ void App::init()
                                         "NameAcquired",
                                         "/org/freedesktop/DBus",
                                         IBUS_SERVICE_PANEL, G_DBUS_SIGNAL_FLAGS_NONE,
-                                        name_acquired_cb, this, NULL);
+                                        name_acquired_cb, this, nullptr);
 
     g_dbus_connection_signal_subscribe (connection,
                                         "org.freedesktop.DBus",
@@ -316,7 +316,7 @@ void App::init()
                                         "NameLost",
                                         "/org/freedesktop/DBus",
                                         IBUS_SERVICE_PANEL, G_DBUS_SIGNAL_FLAGS_NONE,
-                                        name_lost_cb, this, NULL);
+                                        name_lost_cb, this, nullptr);
 
     ibus_bus_request_name (m_bus, IBUS_SERVICE_PANEL, IBUS_BUS_NAME_FLAG_ALLOW_REPLACEMENT | IBUS_BUS_NAME_FLAG_REPLACE_EXISTING);
     m_init = true;
@@ -338,7 +338,7 @@ void App::nameLost()
     if (m_impanel) {
         g_object_unref(m_impanel);
     }
-    m_impanel = NULL;
+    m_impanel = nullptr;
 }
 
 QByteArray App::normalizeIconName(const QByteArray& icon) const
@@ -418,7 +418,7 @@ bool App::grabXKeyboard() {
     auto w = QX11Info::appRootWindow();
     auto cookie = xcb_grab_keyboard(QX11Info::connection(), false, w, XCB_CURRENT_TIME,
                                     XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC);
-    auto reply = xcb_grab_keyboard_reply(QX11Info::connection(), cookie, NULL);
+    auto reply = xcb_grab_keyboard_reply(QX11Info::connection(), cookie, nullptr);
 
     if (reply && reply->status == XCB_GRAB_STATUS_SUCCESS) {
         m_keyboardGrabbed = true;
@@ -456,14 +456,14 @@ void App::clean()
 {
     if (m_impanel) {
         g_object_unref(m_impanel);
-        m_impanel = 0;
+        m_impanel = nullptr;
     }
 
     if (m_bus) {
         g_signal_handlers_disconnect_by_func(m_bus, (gpointer) ibus_disconnected_cb, this);
         g_signal_handlers_disconnect_by_func(m_bus, (gpointer) ibus_connected_cb, this);
         g_object_unref(m_bus);
-        m_bus = 0;
+        m_bus = nullptr;
     }
     ungrabKey();
 }

applets/kimpanel/backend/ibus/ibus15/enginemanager.cpp

@@ -22,7 +22,7 @@
 
 #define THRESHOLD 256
 
-EngineManager::EngineManager() : m_engines(0), m_length(0)
+EngineManager::EngineManager() : m_engines(nullptr), m_length(0)
 {
 
 }

applets/kimpanel/backend/ibus/ibus15/propertymanager.cpp

@@ -20,7 +20,7 @@
 #include "propertymanager.h"
 #include <QByteArray>
 
-PropertyManager::PropertyManager() : m_props(0)
+PropertyManager::PropertyManager() : m_props(nullptr)
 {
 
 }
@@ -43,7 +43,7 @@ void PropertyManager::setProperties(IBusPropList* props)
 IBusProperty* PropertyManager::property(const QByteArray& key)
 {
     if (!m_props)
-        return NULL;
+        return nullptr;
 
     return searchList(key, m_props);
 }
@@ -51,7 +51,7 @@ IBusProperty* PropertyManager::property(const QByteArray& key)
 IBusProperty* PropertyManager::searchList(const QByteArray& key, IBusPropList* props)
 {
     if (!props)
-        return NULL;
+        return nullptr;
 
     int i = 0;
     while (true) {
@@ -67,7 +67,7 @@ IBusProperty* PropertyManager::searchList(const QByteArray& key, IBusPropList* p
         }
         i++;
     }
-    return NULL;
+    return nullptr;
 }
 
 void PropertyManager::updateProperty(IBusProperty* prop)

applets/pager/plugin/pagermodel.cpp

@@ -477,7 +477,7 @@ void PagerModel::moveWindow(int window, double x, double y, int targetItemId, in
     dest = QPointF(qMax(dest.x(), qreal(0.0)), qMax(dest.y(), qreal(0.0)));
 
     // Use _NET_MOVERESIZE_WINDOW rather than plain move, so that the WM knows this is a pager request.
-    NETRootInfo info(QX11Info::connection(), 0);
+    NETRootInfo info(QX11Info::connection(), nullptr);
     const int flags = (0x20 << 12) | (0x03 << 8) | 1; // From tool, x/y, northwest gravity.
 
     if (!KWindowSystem::mapViewport()) {
@@ -591,7 +591,7 @@ void PagerModel::drop(QMimeData *mimeData, int itemId)
             }
 
             for (const auto &id : ids) {
-                QStringList activities = KWindowInfo(id, 0, NET::WM2Activities).activities();
+                QStringList activities = KWindowInfo(id, nullptr, NET::WM2Activities).activities();
 
                 if (!activities.contains(newActivity)) {
                     KWindowSystem::setOnActivities(id, activities << newActivity);

containments/desktop/plugins/folder/autotests/foldermodeltest.cpp

@@ -65,7 +65,7 @@ void FolderModelTest::init()
 void FolderModelTest::cleanup()
 {
     delete m_folderDir;
-    m_folderDir = 0;
+    m_folderDir = nullptr;
     delete m_folderModel;
     m_folderModel = nullptr;
 }

containments/desktop/plugins/folder/labelgenerator.cpp

@@ -53,7 +53,7 @@ void LabelGenerator::setFolderModel(FolderModel *folderModel)
 {
     if (m_folderModel.data() != folderModel) {
         if (m_folderModel.data()) {
-            disconnect(m_folderModel.data(), 0, this, 0);
+            disconnect(m_folderModel.data(), nullptr, this, nullptr);
         }
 
         m_folderModel = folderModel;

imports/activitymanager/sortedactivitiesmodel.cpp

@@ -443,7 +443,7 @@ void SortedActivitiesModel::onBackgroundsUpdated(const QStringList &activities)
 
 void SortedActivitiesModel::onWindowAdded(WId window)
 {
-    KWindowInfo info(window, 0, NET::WM2Activities);
+    KWindowInfo info(window, nullptr, NET::WM2Activities);
     const QStringList activities = info.activities();
 
     if (activities.isEmpty() || activities.contains("00000000-0000-0000-0000-000000000000")) return;

kaccess/kaccess.cpp

@@ -982,9 +982,9 @@ void KAccessApp::noClicked()
 
 void KAccessApp::dialogClosed()
 {
-    if (dialog != 0)
+    if (dialog != nullptr)
         dialog->deleteLater();
-    dialog = 0;
+    dialog = nullptr;
 
     requestedFeatures = features;
 }

kaccess/kaccess.h

@@ -117,7 +117,7 @@ class VisualBell : public QWidget
 public:
 
     VisualBell(int pause)
-        : QWidget((QWidget*)0, Qt::X11BypassWindowManagerHint), _pause(pause)
+        : QWidget((QWidget*)nullptr, Qt::X11BypassWindowManagerHint), _pause(pause)
     {}
 
 

kcms/autostart/autostart.cpp

@@ -451,10 +451,10 @@ void Autostart::slotChangeStartup( ScriptStartItem* item, int index )
 
 void Autostart::slotSelectionChanged()
 {
-    const bool hasItems = ( dynamic_cast<AutoStartItem*>( widget->listCMD->currentItem() )!=0 ) ;
+    const bool hasItems = ( dynamic_cast<AutoStartItem*>( widget->listCMD->currentItem() )!=nullptr ) ;
     widget->btnRemove->setEnabled(hasItems);
 
-    const bool isDesktopItem = (dynamic_cast<DesktopStartItem*>(widget->listCMD->currentItem() ) != 0) ;
+    const bool isDesktopItem = (dynamic_cast<DesktopStartItem*>(widget->listCMD->currentItem() ) != nullptr) ;
     widget->btnProperties->setEnabled(isDesktopItem);
     widget->btnAdvanced->setEnabled(isDesktopItem) ;
 }

kcms/baloo/fileexcludefilters.cpp

@@ -71,7 +71,7 @@ const char* const s_defaultFileExcludeFilters[] = {
     "*.elc",   // Emacs Lisp
 
     // end of list
-    0
+    nullptr
 };
 
 const int s_defaultFileExcludeFiltersVersion = 2;
@@ -101,7 +101,7 @@ const char* const s_defaultFolderExcludeFilters[] = {
     "lost+found",
 
     // end of list
-    0
+    nullptr
 };
 
 const int s_defaultFolderExcludeFiltersVersion = 1;
@@ -135,7 +135,7 @@ const char* const s_sourceCodeMimeTypes[] = {
     "application/x-tex",
 
     // end of list
-    0
+    nullptr
 };
 const int s_sourceCodeMimeTypesVersion = 1;
 }

kcms/baloo/folderselectionwidget.cpp

@@ -273,7 +273,7 @@ void FolderSelectionWidget::slotRemoveButtonClicked()
 
 void FolderSelectionWidget::slotCurrentItemChanged(QListWidgetItem* current, QListWidgetItem*)
 {
-    m_removeButton->setEnabled(current != 0);
+    m_removeButton->setEnabled(current != nullptr);
 }
 
 void FolderSelectionWidget::showMessage(const QString& message)

kcms/baloo/folderselectionwidget.h

@@ -30,7 +30,7 @@ class FolderSelectionWidget : public QWidget
 {
     Q_OBJECT
 public:
-    explicit FolderSelectionWidget(QWidget* parent = 0, Qt::WindowFlags f = 0);
+    explicit FolderSelectionWidget(QWidget* parent = nullptr, Qt::WindowFlags f = nullptr);
 
     void setDirectoryList(QStringList includeDirs, QStringList exclude);
     QStringList includeFolders() const;

kcms/colors/scmeditorcolors.cpp

@@ -88,7 +88,7 @@ void SchemeEditorColors::setupColorTable()
         if (i > 8 && i < 18)
         {
             // Inactive Text row through Positive Text role all need a varies button
-            QPushButton * variesButton = new QPushButton(NULL);
+            QPushButton * variesButton = new QPushButton(nullptr);
             variesButton->setText(i18n("Varies"));
             variesButton->setObjectName(QString::number(i));
             connect(variesButton, &QPushButton::clicked, this, &SchemeEditorColors::variesClicked);