diff --git a/effects/slide/slide.h b/effects/slide/slide.h
--- a/effects/slide/slide.h
+++ b/effects/slide/slide.h
@@ -43,12 +43,12 @@
 
     void reconfigure(ReconfigureFlags) override;
 
-    void prePaintScreen(ScreenPrePaintData& data, int time) override;
-    void paintScreen(int mask, QRegion region, ScreenPaintData& data) override;
+    void prePaintScreen(ScreenPrePaintData &data, int time) override;
+    void paintScreen(int mask, QRegion region, ScreenPaintData &data) override;
     void postPaintScreen() override;
 
-    void prePaintWindow(EffectWindow* w, WindowPrePaintData& data, int time) override;
-    void paintWindow(EffectWindow* w, int mask, QRegion region, WindowPaintData& data) override;
+    void prePaintWindow(EffectWindow *w, WindowPrePaintData &data, int time) override;
+    void paintWindow(EffectWindow *w, int mask, QRegion region, WindowPaintData &data) override;
 
     bool isActive() const override {
         return m_active;
@@ -67,9 +67,9 @@
     bool slideBackground() const;
 
 private Q_SLOTS:
-    void desktopChanged(int old, int current, EffectWindow* with);
-    void windowAdded(EffectWindow* w);
-    void windowDeleted(EffectWindow* w);
+    void desktopChanged(int old, int current, EffectWindow *with);
+    void windowAdded(EffectWindow *w);
+    void windowDeleted(EffectWindow *w);
 
     void numberDesktopsChanged(uint old);
     void numberScreensChanged();
@@ -80,14 +80,14 @@
     int workspaceWidth() const;
     int workspaceHeight() const;
 
-    bool isTranslated(const EffectWindow* w) const;
-    bool isPainted(const EffectWindow* w) const;
+    bool isTranslated(const EffectWindow *w) const;
+    bool isPainted(const EffectWindow *w) const;
 
-    bool shouldForceBlur(const EffectWindow* w) const;
-    bool shouldForceBackgroundContrast(const EffectWindow* w) const;
-    bool shouldElevate(const EffectWindow* w) const;
+    bool shouldForceBlur(const EffectWindow *w) const;
+    bool shouldForceBackgroundContrast(const EffectWindow *w) const;
+    bool shouldElevate(const EffectWindow *w) const;
 
-    void start(int old, int current, EffectWindow* movingWindow = nullptr);
+    void start(int old, int current, EffectWindow *movingWindow = nullptr);
     void stop();
 
 private:
@@ -100,7 +100,7 @@
     TimeLine m_timeLine;
     QPoint m_startPos;
     QPoint m_diff;
-    EffectWindow* m_movingWindow = nullptr;
+    EffectWindow *m_movingWindow = nullptr;
 
     struct {
         int desktop;
diff --git a/effects/slide/slide.cpp b/effects/slide/slide.cpp
--- a/effects/slide/slide.cpp
+++ b/effects/slide/slide.cpp
@@ -71,7 +71,7 @@
     m_slideBackground = SlideConfig::slideBackground();
 }
 
-void SlideEffect::prePaintScreen(ScreenPrePaintData& data, int time)
+void SlideEffect::prePaintScreen(ScreenPrePaintData &data, int time)
 {
     m_timeLine.update(std::chrono::milliseconds(time));
 
@@ -92,7 +92,7 @@
  * @param w Width of the desktop grid
  * @param h Height of the desktop grid
  */
-inline void wrapDiff(QPoint& diff, int w, int h)
+inline void wrapDiff(QPoint &diff, int w, int h)
 {
     if (diff.x() > w/2) {
         diff.setX(diff.x() - w);
@@ -107,7 +107,7 @@
     }
 }
 
-inline QRegion buildClipRegion(const QPoint& pos, int w, int h)
+inline QRegion buildClipRegion(const QPoint &pos, int w, int h)
 {
     const QSize screenSize = effects->virtualScreenSize();
     QRegion r = QRect(pos, screenSize);
@@ -126,9 +126,9 @@
     return r;
 }
 
-void SlideEffect::paintScreen(int mask, QRegion region, ScreenPaintData& data)
+void SlideEffect::paintScreen(int mask, QRegion region, ScreenPaintData &data)
 {
-    if (! m_active) {
+    if (!m_active) {
         effects->paintScreen(mask, region, data);
         return;
     }
@@ -152,7 +152,7 @@
     const QRegion clipRegion = buildClipRegion(currentPos, w, h);
     for (int i = 1; i <= effects->numberOfDesktops(); i++) {
         const QRect desktopGeo = desktopGeometry(i);
-        if (! clipRegion.contains(desktopGeo)) {
+        if (!clipRegion.contains(desktopGeo)) {
             continue;
         }
         visibleDesktops << i;
@@ -167,8 +167,8 @@
     if (m_slideDocks) {
         const auto windows = effects->stackingOrder();
         m_paintCtx.fullscreenWindows.clear();
-        for (EffectWindow* w : windows) {
-            if (! w->isFullScreen()) {
+        for (EffectWindow *w : windows) {
+            if (!w->isFullScreen()) {
                 continue;
             }
             m_paintCtx.fullscreenWindows << w;
@@ -204,7 +204,7 @@
  * Decide whether given window @p w should be transformed/translated.
  * @returns @c true if given window @p w should be transformed, otherwise @c false
  */
-bool SlideEffect::isTranslated(const EffectWindow* w) const
+bool SlideEffect::isTranslated(const EffectWindow *w) const
 {
     if (w->isOnAllDesktops()) {
         if (w->isDock()) {
@@ -226,14 +226,14 @@
  * Decide whether given window @p w should be painted.
  * @returns @c true if given window @p w should be painted, otherwise @c false
  */
-bool SlideEffect::isPainted(const EffectWindow* w) const
+bool SlideEffect::isPainted(const EffectWindow *w) const
 {
     if (w->isOnAllDesktops()) {
         if (w->isDock()) {
-            if (! m_slideDocks) {
+            if (!m_slideDocks) {
                 return m_paintCtx.lastPass;
             }
-            for (const EffectWindow* fw : qAsConst(m_paintCtx.fullscreenWindows)) {
+            for (const EffectWindow *fw : qAsConst(m_paintCtx.fullscreenWindows)) {
                 if (fw->isOnDesktop(m_paintCtx.desktop)
                     && fw->screen() == w->screen()) {
                     return false;
@@ -263,7 +263,7 @@
     return false;
 }
 
-void SlideEffect::prePaintWindow(EffectWindow* w, WindowPrePaintData& data, int time)
+void SlideEffect::prePaintWindow(EffectWindow *w, WindowPrePaintData &data, int time)
 {
     if (m_active) {
         const bool painted = isPainted(w);
@@ -279,7 +279,7 @@
     effects->prePaintWindow(w, data, time);
 }
 
-void SlideEffect::paintWindow(EffectWindow* w, int mask, QRegion region, WindowPaintData& data)
+void SlideEffect::paintWindow(EffectWindow *w, int mask, QRegion region, WindowPaintData &data)
 {
     if (m_active && isTranslated(w)) {
         data += m_paintCtx.translation;
@@ -341,7 +341,7 @@
     return h;
 }
 
-bool SlideEffect::shouldForceBlur(const EffectWindow* w) const
+bool SlideEffect::shouldForceBlur(const EffectWindow *w) const
 {
     // While there is an active fullscreen effect, the blur effect
     // tends to do nothing, i.e. it doesn't blur behind windows.
@@ -364,7 +364,7 @@
     //        if (surf) {
     //            return !surf->blur().isNull();
     //        }
-    const KWayland::Server::SurfaceInterface* surf = w->surface();
+    const KWayland::Server::SurfaceInterface *surf = w->surface();
     if (surf && surf->blur()) {
         return true;
     }
@@ -374,7 +374,7 @@
     return w->hasAlpha();
 }
 
-bool SlideEffect::shouldForceBackgroundContrast(const EffectWindow* w) const
+bool SlideEffect::shouldForceBackgroundContrast(const EffectWindow *w) const
 {
     // While there is an active fullscreen effect, the background
     // contrast effect tends to do nothing, i.e. it doesn't change
@@ -393,7 +393,7 @@
     //        if (surf) {
     //            return !surf->contrast().isNull();
     //        }
-    const KWayland::Server::SurfaceInterface* surf = w->surface();
+    const KWayland::Server::SurfaceInterface *surf = w->surface();
     if (surf && surf->contrast()) {
         return true;
     }
@@ -405,15 +405,15 @@
         && (w->isDock() || w->keepAbove());
 }
 
-bool SlideEffect::shouldElevate(const EffectWindow* w) const
+bool SlideEffect::shouldElevate(const EffectWindow *w) const
 {
     // Static docks(i.e. this effect doesn't slide docks) should be elevated
     // so they can properly animate themselves when an user enters or leaves
     // a virtual desktop with a window in fullscreen mode.
     return w->isDock() && !m_slideDocks;
 }
 
-void SlideEffect::start(int old, int current, EffectWindow* movingWindow)
+void SlideEffect::start(int old, int current, EffectWindow *movingWindow)
 {
     m_movingWindow = movingWindow;
 
@@ -436,7 +436,7 @@
     }
 
     const auto windows = effects->stackingOrder();
-    for (EffectWindow* w : windows) {
+    for (EffectWindow *w : windows) {
         if (shouldForceBlur(w)) {
             w->setData(WindowForceBlurRole, QVariant(true));
             m_forcedRoles.blur << w;
@@ -464,17 +464,17 @@
 
 void SlideEffect::stop()
 {
-    for (EffectWindow* w : m_forcedRoles.blur) {
+    for (EffectWindow *w : m_forcedRoles.blur) {
         w->setData(WindowForceBlurRole, QVariant());
     }
     m_forcedRoles.blur.clear();
 
-    for (EffectWindow* w : m_forcedRoles.backgroundContrast) {
+    for (EffectWindow *w : m_forcedRoles.backgroundContrast) {
         w->setData(WindowForceBackgroundContrastRole, QVariant());
     }
     m_forcedRoles.backgroundContrast.clear();
 
-    for (EffectWindow* w : m_elevatedWindows) {
+    for (EffectWindow *w : m_elevatedWindows) {
         effects->setElevatedWindow(w, false);
     }
     m_elevatedWindows.clear();
@@ -485,7 +485,7 @@
     effects->setActiveFullScreenEffect(nullptr);
 }
 
-void SlideEffect::desktopChanged(int old, int current, EffectWindow* with)
+void SlideEffect::desktopChanged(int old, int current, EffectWindow *with)
 {
     if (effects->activeFullScreenEffect() && effects->activeFullScreenEffect() != this) {
         return;
@@ -495,7 +495,7 @@
 
 void SlideEffect::windowAdded(EffectWindow *w)
 {
-    if (! m_active) {
+    if (!m_active) {
         return;
     }
     if (shouldForceBlur(w)) {
@@ -514,7 +514,7 @@
 
 void SlideEffect::windowDeleted(EffectWindow *w)
 {
-    if (! m_active) {
+    if (!m_active) {
         return;
     }
     if (w == m_movingWindow) {
@@ -528,15 +528,15 @@
 
 void SlideEffect::numberDesktopsChanged(uint)
 {
-    if (! m_active) {
+    if (!m_active) {
         return;
     }
     stop();
 }
 
 void SlideEffect::numberScreensChanged()
 {
-    if (! m_active) {
+    if (!m_active) {
         return;
     }
     stop();
diff --git a/effects/slide/slide_config.h b/effects/slide/slide_config.h
--- a/effects/slide/slide_config.h
+++ b/effects/slide/slide_config.h
@@ -33,7 +33,7 @@
     Q_OBJECT
 
 public:
-    explicit SlideEffectConfig(QWidget *parent = nullptr, const QVariantList& args = QVariantList());
+    explicit SlideEffectConfig(QWidget *parent = nullptr, const QVariantList &args = QVariantList());
     ~SlideEffectConfig();
 
     void save();