Initialize pointer

app/configdialog.cpp

@@ -46,11 +46,10 @@ ConfigDialog::ConfigDialog(QWidget *parent)
 {
     setFaceType(KPageDialog::List);
 
-    QWidget *widget;
     KPageWidgetItem *pageItem;
 
     // General
-    widget = setupPage(mGeneralConfigPage);
+    QWidget *widget = setupPage(mGeneralConfigPage);
 
     mWrapNavigationBehaviorGroup = new InvisibleButtonGroup(widget);
     mWrapNavigationBehaviorGroup->setObjectName(QStringLiteral("kcfg_NavigationEndNotification"));

app/fullscreencontent.cpp

@@ -97,7 +97,7 @@ public:
     }
 
 private:
-    QBoxLayout *mLayout;
+    QBoxLayout *const mLayout;
 };
 
 FullScreenContent::FullScreenContent(QObject *parent, GvCore *gvCore)

lib/datewidget.cpp

@@ -37,13 +37,13 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA
 namespace Gwenview
 {
 struct DateWidgetPrivate {
-    DateWidget *q;
+    DateWidget *q = nullptr;
 
     QDate mDate;
-    KDatePicker *mDatePicker;
-    StatusBarToolButton *mPreviousButton;
-    StatusBarToolButton *mDateButton;
-    StatusBarToolButton *mNextButton;
+    KDatePicker *mDatePicker = nullptr;
+    StatusBarToolButton *mPreviousButton = nullptr;
+    StatusBarToolButton *mDateButton = nullptr;
+    StatusBarToolButton *mNextButton = nullptr;
 
     void setupDatePicker()
     {

lib/disabledactionshortcutmonitor.cpp

@@ -33,7 +33,7 @@ namespace Gwenview
 class DisabledActionShortcutMonitorPrivate
 {
 public:
-    QShortcut *mShortcut;
+    QShortcut *mShortcut = nullptr;
 };
 
 DisabledActionShortcutMonitor::DisabledActionShortcutMonitor(QAction *action, QWidget *parent)

lib/document/jpegdocumentloadedimpl.cpp

@@ -33,7 +33,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 namespace Gwenview
 {
 struct JpegDocumentLoadedImplPrivate {
-    JpegContent *mJpegContent;
+    JpegContent *mJpegContent = nullptr;
 };
 
 JpegDocumentLoadedImpl::JpegDocumentLoadedImpl(Document *doc, JpegContent *jpegContent)

lib/mpris2/lockscreenwatcher.cpp

@@ -39,8 +39,6 @@ inline QString screenSaverServiceName()
 
 LockScreenWatcher::LockScreenWatcher(QObject *parent)
     : QObject(parent)
-    , mScreenSaverInterface(nullptr)
-    , mLocked(false)
 {
     auto screenLockServiceWatcher = new QDBusServiceWatcher(this);
     connect(screenLockServiceWatcher, &QDBusServiceWatcher::serviceOwnerChanged, this, &LockScreenWatcher::onScreenSaverServiceOwnerChanged);

lib/mpris2/lockscreenwatcher.h

@@ -50,8 +50,8 @@ private:
     void onServiceOwnerQueried();
 
 private:
-    OrgFreedesktopScreenSaverInterface *mScreenSaverInterface;
-    bool mLocked;
+    OrgFreedesktopScreenSaverInterface *mScreenSaverInterface = nullptr;
+    bool mLocked = false;
 };
 
 }

lib/mpris2/mprismediaplayer2.h

@@ -72,7 +72,7 @@ private:
     void onFullScreenActionToggled(bool checked);
 
 private:
-    QAction *mFullScreenAction;
+    QAction *const mFullScreenAction;
 };
 
 }

lib/placetreemodel.cpp

@@ -56,7 +56,6 @@ namespace Gwenview
 
 struct Node {
     Node()
-        : model(nullptr)
     {
     }
 
@@ -79,8 +78,8 @@ using NodeHash = QHash<QUrl, Node *>;
 using NodeHashMap = QMap<SortedDirModel *, NodeHash *>;
 
 struct PlaceTreeModelPrivate {
-    PlaceTreeModel *q;
-    KFilePlacesModel *mPlacesModel;
+    PlaceTreeModel *q = nullptr;
+    KFilePlacesModel *mPlacesModel = nullptr;
     QList<SortedDirModel *> mDirModels;
     mutable NodeHashMap mNodes;
 

lib/slideshow.cpp

@@ -82,8 +82,8 @@ struct SlideShowPrivate {
     QUrl mCurrentUrl;
     QUrl mLastShuffledUrl;
 
-    QAction *mLoopAction;
-    QAction *mRandomAction;
+    QAction *mLoopAction = nullptr;
+    QAction *mRandomAction = nullptr;
 
     QUrl findNextUrl()
     {