const'ify++

src/attachmenthandler.cpp

@@ -56,7 +56,7 @@ public:
     }
 
     QMap<KJob *, ReceivedInfo> mJobToReceivedInfo;
-    QPointer<QWidget> mParent;
+    QPointer<QWidget> const mParent;
 };
 
 AttachmentHandler::AttachmentHandler(QWidget *parent) : QObject(parent)

src/categoryconfig.cpp

@@ -50,7 +50,7 @@ public:
     }
 
     QColor mDefaultCategoryColor;
-    KCoreConfigSkeleton *config = nullptr;
+    KCoreConfigSkeleton *const config;
 };
 
 QHash<QString, QColor> CategoryConfig::readColors() const

src/freebusymodel/freebusyitem.h

@@ -48,7 +48,7 @@ Q_SIGNALS:
     void freebusyChanged(const KCalendarCore::FreeBusy::Ptr fb);
 
 private:
-    KCalendarCore::Attendee mAttendee;
+    const KCalendarCore::Attendee mAttendee;
     KCalendarCore::FreeBusy::Ptr mFreeBusy;
 
     // This is used for the update timer

src/freebusymodel/freebusyitemmodel.cpp

@@ -69,12 +69,6 @@ private:
 class CalendarSupport::FreeBusyItemModelPrivate
 {
 public:
-    FreeBusyItemModelPrivate()
-        : mForceDownload(false)
-        , mRootData(nullptr)
-    {
-    }
-
     ~FreeBusyItemModelPrivate()
     {
         delete mRootData;

src/printing/calprinter.h

@@ -73,7 +73,7 @@ private:
     Akonadi::ETMCalendar::Ptr mCalendar;
     QWidget *mParent = nullptr;
     KConfig *mConfig = nullptr;
-    bool mUniqItem;
+    const bool mUniqItem;
 };
 
 class CalPrintDialog : public QDialog