use nullptr here

src/lib/adblock/adblockmanager.h

@@ -53,7 +53,7 @@ class FALKON_EXPORT AdBlockManager : public QObject
     Q_OBJECT
 
 public:
-    AdBlockManager(QObject* parent = 0);
+    AdBlockManager(QObject* parent = nullptr);
     ~AdBlockManager();
 
     void load();

src/lib/app/autosaver.h

@@ -28,7 +28,7 @@ class FALKON_EXPORT AutoSaver : public QObject
     Q_OBJECT
 
 public:
-    explicit AutoSaver(QObject* parent = 0);
+    explicit AutoSaver(QObject* parent = nullptr);
 
     // Emits save() if timer is running. Call this from destructor.
     void saveIfNecessary();

src/lib/autofill/autofill.h

@@ -48,7 +48,7 @@ class FALKON_EXPORT AutoFill : public QObject
     Q_OBJECT
 
 public:
-    explicit AutoFill(QObject* parent = 0);
+    explicit AutoFill(QObject* parent = nullptr);
 
     PasswordManager* passwordManager() const;
     void loadSettings();

src/lib/bookmarks/bookmarksexport/bookmarksexporter.h

@@ -29,7 +29,7 @@ class FALKON_EXPORT BookmarksExporter : public QObject
     Q_OBJECT
 
 public:
-    explicit BookmarksExporter(QObject* parent = 0);
+    explicit BookmarksExporter(QObject* parent = nullptr);
     virtual ~BookmarksExporter();
 
     bool error() const;

src/lib/bookmarks/bookmarksexport/htmlexporter.h

@@ -27,7 +27,7 @@ class BookmarkItem;
 class HtmlExporter : public BookmarksExporter
 {
 public:
-    explicit HtmlExporter(QObject* parent = 0);
+    explicit HtmlExporter(QObject* parent = nullptr);
 
     QString name() const override;
     QString getPath(QWidget* parent) override;

src/lib/bookmarks/bookmarksimport/bookmarksimporter.h

@@ -31,7 +31,7 @@ class FALKON_EXPORT BookmarksImporter : public QObject
     Q_OBJECT
 
 public:
-    explicit BookmarksImporter(QObject* parent = 0);
+    explicit BookmarksImporter(QObject* parent = nullptr);
     virtual ~BookmarksImporter();
 
     bool error() const;

src/lib/bookmarks/bookmarksimport/chromeimporter.h

@@ -26,7 +26,7 @@
 class FALKON_EXPORT ChromeImporter : public BookmarksImporter
 {
 public:
-    explicit ChromeImporter(QObject* parent = 0);
+    explicit ChromeImporter(QObject* parent = nullptr);
 
     QString description() const override;
     QString standardPath() const override;

src/lib/bookmarks/bookmarksimport/firefoximporter.h

@@ -26,7 +26,7 @@
 class FALKON_EXPORT FirefoxImporter : public BookmarksImporter
 {
 public:
-    explicit FirefoxImporter(QObject* parent = 0);
+    explicit FirefoxImporter(QObject* parent = nullptr);
     ~FirefoxImporter();
 
     QString description() const override;

src/lib/bookmarks/bookmarksimport/htmlimporter.h

@@ -25,7 +25,7 @@
 class FALKON_EXPORT HtmlImporter : public BookmarksImporter
 {
 public:
-    explicit HtmlImporter(QObject* parent = 0);
+    explicit HtmlImporter(QObject* parent = nullptr);
 
     QString description() const override;
     QString standardPath() const override;

src/lib/bookmarks/bookmarksimport/ieimporter.h

@@ -25,7 +25,7 @@
 class IeImporter : public BookmarksImporter
 {
 public:
-    explicit IeImporter(QObject* parent = 0);
+    explicit IeImporter(QObject* parent = nullptr);
 
     QString description() const override;
     QString standardPath() const override;

src/lib/bookmarks/bookmarksimport/operaimporter.h

@@ -26,7 +26,7 @@
 class FALKON_EXPORT OperaImporter : public BookmarksImporter
 {
 public:
-    explicit OperaImporter(QObject* parent = 0);
+    explicit OperaImporter(QObject* parent = nullptr);
 
     QString description() const override;
     QString standardPath() const override;

src/lib/bookmarks/bookmarksmodel.h

@@ -48,7 +48,7 @@ public:
         MaxRole = SidebarExpandedRole
     };
 
-    explicit BookmarksModel(BookmarkItem* root, Bookmarks* bookmarks, QObject* parent = 0);
+    explicit BookmarksModel(BookmarkItem* root, Bookmarks* bookmarks, QObject* parent = nullptr);
 
     void addBookmark(BookmarkItem* parent, int row, BookmarkItem* item);
     void removeBookmark(BookmarkItem* item);

src/lib/cookies/cookiejar.h

@@ -32,7 +32,7 @@ class FALKON_EXPORT CookieJar : public QObject
     Q_OBJECT
 
 public:
-    explicit CookieJar(QObject* parent = 0);
+    explicit CookieJar(QObject* parent = nullptr);
     ~CookieJar();
 
     void loadSettings();

src/lib/navigation/completer/locationcompleter.h

@@ -36,7 +36,7 @@ class FALKON_EXPORT LocationCompleter : public QObject
 {
     Q_OBJECT
 public:
-    explicit LocationCompleter(QObject* parent = 0);
+    explicit LocationCompleter(QObject* parent = nullptr);
 
     void setMainWindow(BrowserWindow* window);
     void setLocationBar(LocationBar* locationBar);

src/lib/navigation/completer/locationcompletermodel.h

@@ -44,7 +44,7 @@ public:
         SearchSuggestionRole
     };
 
-    explicit LocationCompleterModel(QObject* parent = 0);
+    explicit LocationCompleterModel(QObject* parent = nullptr);
 
     void setCompletions(const QList<QStandardItem*> &items);
     void addCompletions(const QList<QStandardItem*> &items);

src/lib/notifications/desktopnotificationsfactory.h

@@ -37,7 +37,7 @@ class FALKON_EXPORT DesktopNotificationsFactory : public QObject
 public:
     enum Type { DesktopNative, PopupWidget };
 
-    explicit DesktopNotificationsFactory(QObject* parent = 0);
+    explicit DesktopNotificationsFactory(QObject* parent = nullptr);
 
     void loadSettings();
 

src/lib/opensearch/opensearchengine.h

@@ -74,7 +74,7 @@ public:
     Q_PROPERTY(bool valid READ isValid)
     Q_PROPERTY(QNetworkAccessManager* networkAccessManager READ networkAccessManager WRITE setNetworkAccessManager)
 
-    OpenSearchEngine(QObject* parent = 0);
+    OpenSearchEngine(QObject* parent = nullptr);
     ~OpenSearchEngine();
 
     QString name() const;

src/lib/opensearch/searchenginesmanager.h

@@ -35,7 +35,7 @@ class FALKON_EXPORT SearchEnginesManager : public QObject
 {
     Q_OBJECT
 public:
-    explicit SearchEnginesManager(QObject* parent = 0);
+    explicit SearchEnginesManager(QObject* parent = nullptr);
 
     struct Engine {
         QString name;

src/lib/other/updater.h

@@ -31,7 +31,7 @@ class FALKON_EXPORT Updater : public QObject
 {
     Q_OBJECT
 public:
-    explicit Updater(BrowserWindow* window, QObject* parent = 0);
+    explicit Updater(BrowserWindow* window, QObject* parent = nullptr);
 
     struct FALKON_EXPORT Version {
         bool isValid;

src/lib/other/useragentmanager.h

@@ -30,7 +30,7 @@ class FALKON_EXPORT UserAgentManager : QObject
     Q_OBJECT
 
 public:
-    explicit UserAgentManager(QObject* parent = 0);
+    explicit UserAgentManager(QObject* parent = nullptr);
 
     void loadSettings();
 

src/lib/plugins/plugins.h

@@ -78,7 +78,7 @@ public:
         bool operator==(const Plugin &other) const;
     };
 
-    explicit Plugins(QObject* parent = 0);
+    explicit Plugins(QObject* parent = nullptr);
 
     QList<Plugin> availablePlugins();
 

src/lib/plugins/speeddial.h

@@ -48,7 +48,7 @@ public:
         }
     };
 
-    explicit SpeedDial(QObject* parent = 0);
+    explicit SpeedDial(QObject* parent = nullptr);
     ~SpeedDial();
 
     void loadSettings();

src/lib/tools/aesinterface.h

@@ -36,7 +36,7 @@ class FALKON_EXPORT AesInterface : public QObject
 public:
     static const int VERSION;
 
-    explicit AesInterface(QObject* parent = 0);
+    explicit AesInterface(QObject* parent = nullptr);
     ~AesInterface();
 
     bool isOk();

src/lib/tools/delayedfilewatcher.h

@@ -29,8 +29,8 @@ class FALKON_EXPORT DelayedFileWatcher : public QFileSystemWatcher
     Q_OBJECT
 
 public:
-    explicit DelayedFileWatcher(QObject* parent = 0);
-    explicit DelayedFileWatcher(const QStringList &paths, QObject* parent = 0);
+    explicit DelayedFileWatcher(QObject* parent = nullptr);
+    explicit DelayedFileWatcher(const QStringList &paths, QObject* parent = nullptr);
 
 Q_SIGNALS:
     void delayedDirectoryChanged(const QString &path);

src/lib/tools/enhancedmenu.h

@@ -54,9 +54,9 @@ class FALKON_EXPORT Action : public QAction
 {
     Q_OBJECT
 public:
-    explicit Action(QObject* parent = 0);
-    explicit Action(const QString &text, QObject* parent = 0);
-    explicit Action(const QIcon &icon, const QString &text, QObject* parent = 0);
+    explicit Action(QObject* parent = nullptr);
+    explicit Action(const QString &text, QObject* parent = nullptr);
+    explicit Action(const QIcon &icon, const QString &text, QObject* parent = nullptr);
 
 Q_SIGNALS:
     void ctrlTriggered();

src/lib/tools/pagethumbnailer.h

@@ -32,7 +32,7 @@ class FALKON_EXPORT PageThumbnailer : public QObject
     Q_OBJECT
 
 public:
-    explicit PageThumbnailer(QObject* parent = 0);
+    explicit PageThumbnailer(QObject* parent = nullptr);
     ~PageThumbnailer();
 
     void setSize(const QSize &size);

src/lib/tools/sqldatabase.h

@@ -57,7 +57,7 @@ class FALKON_EXPORT SqlDatabase : public QObject
     Q_OBJECT
 
 public:
-    explicit SqlDatabase(QObject* parent = 0);
+    explicit SqlDatabase(QObject* parent = nullptr);
     ~SqlDatabase();
 
     // Returns database connection for current thread

src/lib/webengine/webpage.h

@@ -43,7 +43,7 @@ public:
         SafeJsWorld = QWebEngineScript::ApplicationWorld
     };
 
-    explicit WebPage(QObject* parent = 0);
+    explicit WebPage(QObject* parent = nullptr);
     ~WebPage();
 
     WebView *view() const;