Use nullptr

application.h

@@ -42,7 +42,7 @@ namespace KHC {
         void activate(const QStringList& args, const QString &workingDirectory);
 
     private:
-      MainWindow *mMainWindow;
+      MainWindow *mMainWindow = nullptr;
       QUrl mOpen;
       QCommandLineParser mCmdParser;
   };

bookmarkowner.h

@@ -44,7 +44,7 @@ class BookmarkOwner : public QObject, public KBookmarkOwner
     void openUrl( const QUrl& url );
 
   private:
-    View *mView;
+    View *const mView;
 };
 
 }

docentry.h

@@ -123,8 +123,8 @@ namespace KHC {
       QString mKhelpcenterSpecial;
 
       List mChildren;
-      DocEntry *mParent;
-      DocEntry *mNextSibling;
+      DocEntry *mParent = nullptr;
+      DocEntry *mNextSibling = nullptr;
 
       int mWeight;
       bool mSearchEnabled : 1;

fontdialog.h

@@ -34,7 +34,7 @@ namespace KHC {
     Q_OBJECT
     
     public:
-      explicit FontDialog( QWidget *parent );
+      explicit FontDialog( QWidget *parent = nullptr);
 
     protected Q_SLOTS:
       virtual void slotOk();
@@ -47,16 +47,16 @@ namespace KHC {
       void load();
       void save();
 
-      QSpinBox *m_minFontSize;
-      QSpinBox *m_medFontSize;
-      QFontComboBox *m_standardFontCombo;
-      QFontComboBox *m_fixedFontCombo;
-      QFontComboBox *m_serifFontCombo;
-      QFontComboBox *m_sansSerifFontCombo;
-      QFontComboBox *m_italicFontCombo;
-      QFontComboBox *m_fantasyFontCombo;
-      KComboBox *m_defaultEncoding;
-      QSpinBox *m_fontSizeAdjustement;
+      QSpinBox *m_minFontSize = nullptr;
+      QSpinBox *m_medFontSize = nullptr;
+      QFontComboBox *m_standardFontCombo = nullptr;
+      QFontComboBox *m_fixedFontCombo = nullptr;
+      QFontComboBox *m_serifFontCombo = nullptr;
+      QFontComboBox *m_sansSerifFontCombo = nullptr;
+      QFontComboBox *m_italicFontCombo = nullptr;
+      QFontComboBox *m_fantasyFontCombo = nullptr;
+      KComboBox *m_defaultEncoding = nullptr;
+      QSpinBox *m_fontSizeAdjustement = nullptr;
   };
 
 }

grantleeformatter.h

@@ -43,7 +43,7 @@ class GlossaryEntry;
 
     private:
       struct Private;
-      Private *d;
+      Private *const d;
   };
 
 }

history.h

@@ -106,8 +106,8 @@ class History : public QObject
     int m_goMenuHistoryStartPos;
     int m_goMenuHistoryCurrentPos;
   public:
-    KToolBarPopupAction *m_backAction;
-    KToolBarPopupAction *m_forwardAction;
+    KToolBarPopupAction *m_backAction = nullptr;
+    KToolBarPopupAction *m_forwardAction = nullptr;
 };
 
 }

infotree.h

@@ -29,16 +29,16 @@ namespace KHC
   {
     Q_OBJECT
     public:
-      explicit InfoTree( QObject *parent );
+      explicit InfoTree( QObject *parent = nullptr);
 
       void build( NavigatorItem  *parentItem ) override;
 
     private:
       void parseInfoDirFile( const QString &fileName );
 
-      NavigatorItem *m_parentItem;
-      NavigatorItem *m_alphabItem;
-      NavigatorItem *m_categoryItem;
+      NavigatorItem *m_parentItem = nullptr;
+      NavigatorItem *m_alphabItem = nullptr;
+      NavigatorItem *m_categoryItem = nullptr;
   };
 }
 

mainwindow.h

@@ -118,13 +118,13 @@ class MainWindow : public KXmlGuiWindow
 private:
     void updateFontScaleActions();
 
-    QSplitter *mSplitter;
-    View *mDoc;
-    Navigator *mNavigator;
+    QSplitter *mSplitter = nullptr;
+    View *mDoc = nullptr;
+    Navigator *mNavigator = nullptr;
 
-    QAction *mLastSearchAction;
-    QAction *mCopyText;
-    LogDialog *mLogDialog;
+    QAction *mLastSearchAction = nullptr;
+    QAction *mCopyText = nullptr;
+    LogDialog *mLogDialog = nullptr;
 };
 
 }

navigator.h

@@ -109,26 +109,26 @@ class Navigator : public QWidget
     void insertPlugins();
     void hideSearch();
 
-    QTreeWidget *mContentsTree;
-    Glossary *mGlossaryTree;
+    QTreeWidget *mContentsTree = nullptr;
+    Glossary *mGlossaryTree = nullptr;
 
-    SearchWidget *mSearchWidget;
+    SearchWidget *mSearchWidget = nullptr;
 
-    QTabWidget *mTabWidget;
+    QTabWidget *mTabWidget = nullptr;
 
-    KLineEdit *mSearchEdit;
+    KLineEdit *mSearchEdit = nullptr;
 
-    SearchEngine *mSearchEngine;
+    SearchEngine *mSearchEngine = nullptr;
 
-    View *mView;
+    View *mView = nullptr;
 
     QUrl mHomeUrl;
     
-    bool mSelected;
+    bool mSelected = false;
 
     DocEntry::List mIndexingQueue;
-    KProcess *mIndexingProc;
-    QProgressBar *mIndexingBar;
+    KProcess *mIndexingProc = nullptr;
+    QProgressBar *mIndexingBar = nullptr;
     QTimer mIndexingTimer;
 };
 

navigatorappitem.h

@@ -44,7 +44,7 @@ class NavigatorAppItem : public NavigatorItem
   private:
     void scheduleTOCBuild();
 
-    TOC *mToc;
+    TOC *mToc = nullptr;
     
     static QMap< QString,NavigatorAppItem* > s_menuItemsMap;
     

navigatoritem.h

@@ -50,7 +50,7 @@ class NavigatorItem : public QTreeWidgetItem
   private:
     void init( DocEntry * );
 
-    DocEntry *mEntry;
+    DocEntry *mEntry = nullptr;
     bool mAutoDeleteDocEntry;
 };
 

plugintraverser.h

@@ -41,11 +41,11 @@ namespace KHC {
       DocEntryTraverser *createChild( DocEntry *entry ) override;
 
   private:
-    QTreeWidget *mListView;
-    NavigatorItem *mParentItem;
-    NavigatorItem *mCurrentItem;
+    QTreeWidget *mListView = nullptr;
+    NavigatorItem *mParentItem = nullptr;
+    NavigatorItem *mCurrentItem = nullptr;
 
-    Navigator *mNavigator;
+    Navigator *mNavigator = nullptr;
   };
 }
 

scopeitem.h

@@ -43,7 +43,7 @@ class ScopeItem : public QTreeWidgetItem
   private:
     void init() { setCheckState(0, Qt::Checked); }
 
-    DocEntry *mEntry;
+    DocEntry *mEntry = nullptr;
 };
 
 }

searchengine.h

@@ -68,10 +68,10 @@ class SearchTraverser : public QObject, public DocEntryTraverser
   private:
     const int mMaxLevel;
 
-    SearchEngine *mEngine;
+    SearchEngine *mEngine = nullptr;
     int mLevel;
 
-    DocEntry *mEntry;
+    DocEntry *mEntry = nullptr;
     QString mJobData;
 
     QList<QPair<DocEntry *, QString> > mResults;

searchhandler.h

@@ -55,9 +55,9 @@ namespace KHC {
       void slotJobData( KIO::Job *, const QByteArray &data );
 
     protected:
-      DocEntry *mEntry;
-      KProcess *mProcess;
-      KIO::Job *mKioJob;
+      DocEntry *mEntry = nullptr;
+      KProcess *mProcess = nullptr;
+      KIO::Job *mKioJob = nullptr;
       QString mCmd;
       QString mResult;
       QString mError;

searchwidget.h

@@ -76,12 +76,12 @@ class SearchWidget : public QWidget
     void scopeClicked( QTreeWidgetItem* );
 
   private:
-    SearchEngine *mEngine;
+    SearchEngine *mEngine = nullptr;
 
-    QComboBox *mMethodCombo;
-    QComboBox *mPagesCombo;
-    QComboBox *mScopeCombo;
-    QTreeWidget *mScopeListView;
+    QComboBox *mMethodCombo = nullptr;
+    QComboBox *mPagesCombo = nullptr;
+    QComboBox *mScopeCombo = nullptr;
+    QTreeWidget *mScopeListView = nullptr;
 
     int mScopeCount;
 };

toc.h

@@ -65,7 +65,7 @@ class TOC : public QObject
 		QString m_cacheFile;
 		QString m_sourceFile;
 
-		NavigatorItem *m_parentItem;
+        NavigatorItem *m_parentItem = nullptr;
 		static bool m_alreadyWarned;
 };
 

view.h

@@ -99,8 +99,8 @@ class View : public KHTMLPart
 
     int m_fontScaleStepping;
 
-    GrantleeFormatter *mGrantleeFormatter;
-    KActionCollection *mActionCollection;
+    GrantleeFormatter *mGrantleeFormatter = nullptr;
+    KActionCollection *mActionCollection = nullptr;
     QString mCopyURL;
     void reloadPage();
 };