Use nullptr instead of 0

YACReader/bookmarks_dialog.h

@@ -31,7 +31,7 @@ protected:
     //QPropertyAnimation * animation;
 
 public:
-    BookmarksDialog(QWidget *parent = 0);
+    BookmarksDialog(QWidget *parent = nullptr);
 
 public slots:
     void setBookmarks(const Bookmarks &bookmarks);

YACReader/goto_dialog.h

@@ -11,7 +11,7 @@ class GoToDialog : public QDialog
 {
     Q_OBJECT
 public:
-    GoToDialog(QWidget *parent = 0);
+    GoToDialog(QWidget *parent = nullptr);
 
 private:
     QLabel *numPagesLabel;

YACReader/goto_flow.h

@@ -29,7 +29,7 @@ class GoToFlow : public GoToFlowWidget
 {
     Q_OBJECT
 public:
-    GoToFlow(QWidget *parent = 0, FlowType flowType = CoverFlowLike);
+    GoToFlow(QWidget *parent = nullptr, FlowType flowType = CoverFlowLike);
     ~GoToFlow();
     bool ready; //comic is ready for read.
 private:

YACReader/goto_flow_gl.h

@@ -16,7 +16,7 @@ class GoToFlowGL : public GoToFlowWidget
 {
     Q_OBJECT
 public:
-    GoToFlowGL(QWidget *parent = 0, FlowType flowType = CoverFlowLike);
+    GoToFlowGL(QWidget *parent = nullptr, FlowType flowType = CoverFlowLike);
     ~GoToFlowGL();
     void reset();
     void centerSlide(int slide);

YACReader/goto_flow_toolbar.h

@@ -24,7 +24,7 @@ private:
     void paintEvent(QPaintEvent *);
 
 public:
-    GoToFlowToolBar(QWidget *parent = 0);
+    GoToFlowToolBar(QWidget *parent = nullptr);
 
 public slots:
     void setPage(int pageNumber);

YACReader/goto_flow_widget.h

@@ -19,7 +19,7 @@ protected:
     GoToFlowToolBar *toolBar;
 
 public:
-    GoToFlowWidget(QWidget *paret = 0);
+    GoToFlowWidget(QWidget *paret = nullptr);
     virtual ~GoToFlowWidget() = 0;
 public slots:
     virtual void reset() = 0;

YACReader/main_window_viewer.cpp

@@ -952,7 +952,7 @@ void MainWindowViewer::saveImage()
         QFileInfo fi(pathFile);
         currentDirectoryImgDest = fi.absolutePath();
         const QPixmap *p = viewer->pixmap();
-        if (p != NULL)
+        if (p != nullptr)
             p->save(pathFile);
     }
 }

YACReader/notifications_label_widget.cpp

@@ -68,7 +68,7 @@ void NotificationsLabelWidget::setText(const QString &text)
 void NotificationsLabelWidget::updatePosition()
 {
     QWidget *parent = dynamic_cast<QWidget *>(this->parent());
-    if (parent == 0) {
+    if (parent == nullptr) {
         return;
     }
     move(QPoint((parent->geometry().size().width() - this->width()) / 2, (parent->geometry().size().height() - this->height()) / 2));

YACReader/options_dialog.cpp

@@ -174,7 +174,7 @@ OptionsDialog::OptionsDialog(QWidget *parent)
 
 void OptionsDialog::findFolder()
 {
-    QString s = QFileDialog::getExistingDirectory(0, tr("Comics directory"), ".");
+    QString s = QFileDialog::getExistingDirectory(nullptr, tr("Comics directory"), ".");
     if (!s.isEmpty()) {
         pathEdit->setText(s);
     }

YACReader/options_dialog.h

@@ -17,7 +17,7 @@ class OptionsDialog : public YACReaderOptionsDialog
 {
     Q_OBJECT
 public:
-    OptionsDialog(QWidget *parent = 0);
+    OptionsDialog(QWidget *parent = nullptr);
 
 private:
     //QLabel * pathLabel;

YACReader/page_label_widget.cpp

@@ -34,7 +34,7 @@ PageLabelWidget::PageLabelWidget(QWidget *parent)
 
     setFixedSize(labelSize);
 
-    if (parent != 0)
+    if (parent != nullptr)
         move(QPoint((parent->geometry().size().width() - this->width()), -this->height()));
 
     layout->addWidget(textLabel, 0, Qt::AlignCenter);
@@ -45,7 +45,7 @@ void PageLabelWidget::show()
 {
     if (this->pos().y() <= 0 && animation->state() != QPropertyAnimation::Running) {
         QWidget *parent = dynamic_cast<QWidget *>(this->parent());
-        if (parent == 0) {
+        if (parent == nullptr) {
             return;
         }
 
@@ -63,7 +63,7 @@ void PageLabelWidget::hide()
 {
     if (this->pos().y() >= 0 && animation->state() != QPropertyAnimation::Running) {
         QWidget *parent = dynamic_cast<QWidget *>(this->parent());
-        if (parent == 0) {
+        if (parent == nullptr) {
             return;
         }
         //connect(animation,SIGNAL(finished()),this,SLOT(setHidden()));
@@ -88,7 +88,7 @@ void PageLabelWidget::paintEvent(QPaintEvent *)
 void PageLabelWidget::updatePosition()
 {
     QWidget *parent = dynamic_cast<QWidget *>(this->parent());
-    if (parent == 0) {
+    if (parent == nullptr) {
         return;
     }
 

YACReader/render.cpp

@@ -365,7 +365,7 @@ void PageRender::run()
 //-----------------------------------------------------------------------------
 
 Render::Render()
-    : comic(0), doublePage(false), doubleMangaPage(false), currentIndex(0), numLeftPages(4), numRightPages(4), loadedComic(false), imageRotation(0)
+    : comic(nullptr), doublePage(false), doubleMangaPage(false), currentIndex(0), numLeftPages(4), numRightPages(4), loadedComic(false), imageRotation(0)
 {
     int size = numLeftPages + numRightPages + 1;
     currentPageBufferedIndex = numLeftPages;
@@ -381,13 +381,13 @@ Render::Render()
 
 Render::~Render()
 {
-    if (comic != 0) {
+    if (comic != nullptr) {
         comic->moveToThread(QApplication::instance()->thread());
         comic->deleteLater();
     }
 
     foreach (PageRender *pr, pageRenders)
-        if (pr != 0) {
+        if (pr != nullptr) {
             if (pr->wait())
                 delete pr;
         }
@@ -480,7 +480,7 @@ QPixmap *Render::getCurrentDoublePage()
             leftpage.setY(rightsize.rheight());
             break;
         default:
-            return NULL;
+            return nullptr;
         }
         QPixmap *page = new QPixmap(totalWidth, totalHeight);
         QPainter painter(page);
@@ -488,7 +488,7 @@ QPixmap *Render::getCurrentDoublePage()
         painter.drawImage(QRect(rightpage, rightsize), *buffer[currentPageBufferedIndex + 1]);
         return page;
     } else {
-        return NULL;
+        return nullptr;
     }
 }
 
@@ -530,7 +530,7 @@ QPixmap *Render::getCurrentDoubleMangaPage()
             leftpage.setY(rightsize.rheight());
             break;
         default:
-            return NULL;
+            return nullptr;
         }
         QPixmap *page = new QPixmap(totalWidth, totalHeight);
         QPainter painter(page);
@@ -538,7 +538,7 @@ QPixmap *Render::getCurrentDoubleMangaPage()
         painter.drawImage(QRect(leftpage, leftsize), *buffer[currentPageBufferedIndex + 1]);
         return page;
     } else {
-        return NULL;
+        return nullptr;
     }
 }
 
@@ -607,7 +607,7 @@ void Render::setRotation(int degrees)
 
 void Render::setComic(Comic *c)
 {
-    if (comic != 0) {
+    if (comic != nullptr) {
         comic->moveToThread(QApplication::instance()->thread());
         comic->disconnect();
         comic->deleteLater();
@@ -642,7 +642,7 @@ void Render::update()
 void Render::load(const QString &path, int atPage)
 {
     createComic(path);
-    if (comic != 0) {
+    if (comic != nullptr) {
         loadComic(path, atPage);
         startLoad();
     }
@@ -673,7 +673,7 @@ void Render::load(const QString &path, const ComicDB &comicDB)
         }
     }
     createComic(path);
-    if (comic != 0) {
+    if (comic != nullptr) {
         loadComic(path, comicDB);
         startLoad();
     }
@@ -684,7 +684,7 @@ void Render::createComic(const QString &path)
     previousIndex = currentIndex = 0;
     pagesEmited.clear();
 
-    if (comic != 0) {
+    if (comic != nullptr) {
         //comic->moveToThread(QApplication::instance()->thread());
         comic->invalidate();
 
@@ -694,7 +694,7 @@ void Render::createComic(const QString &path)
     //comic->moveToThread(QApplication::instance()->thread());
     comic = FactoryComic::newComic(path);
 
-    if (comic == NULL) //archivo no encontrado o no válido
+    if (comic == nullptr) //archivo no encontrado o no válido
     {
         emit errorOpening();
         reset();
@@ -841,7 +841,7 @@ unsigned int Render::numPages()
 
 bool Render::hasLoadedComic()
 {
-    if (comic != 0)
+    if (comic != nullptr)
         return comic->loaded();
     return false;
 }
@@ -920,7 +920,7 @@ void Render::updateBuffer()
             //renders
             PageRender *pr = pageRenders.front();
             pageRenders.pop_front();
-            if (pr != 0) {
+            if (pr != nullptr) {
                 if (pr->wait())
                     delete pr;
             }
@@ -942,7 +942,7 @@ void Render::updateBuffer()
                 //renders
                 PageRender *pr = pageRenders.back();
                 pageRenders.pop_back();
-                if (pr != 0) {
+                if (pr != nullptr) {
                     if (pr->wait())
                         delete pr;
                 }
@@ -951,7 +951,7 @@ void Render::updateBuffer()
                 //images
                 buffer.push_front(new QImage());
                 QImage *p = buffer.back();
-                if (p != 0)
+                if (p != nullptr)
                     delete p;
                 buffer.pop_back();
             }

YACReader/shortcuts_dialog.h

@@ -9,7 +9,7 @@ class ShortcutsDialog : public QDialog
 {
     Q_OBJECT
 public:
-    ShortcutsDialog(QWidget *parent = 0);
+    ShortcutsDialog(QWidget *parent = nullptr);
 
 private:
     QTextEdit *shortcuts;

YACReader/viewer.cpp

@@ -29,7 +29,7 @@ Viewer::Viewer(QWidget *parent)
       doublePage(false),
       doubleMangaPage(false),
       zoom(100),
-      currentPage(0),
+      currentPage(nullptr),
       wheelStop(false),
       direction(1),
       drag(false),
@@ -145,7 +145,7 @@ Viewer::~Viewer()
     delete bd;
     delete notificationsLabel;
     delete mglass;
-    if (currentPage != 0)
+    if (currentPage != nullptr)
         delete currentPage;
 }
 
@@ -286,7 +286,7 @@ void Viewer::updatePage()
         else {
             currentPage = render->getCurrentDoubleMangaPage();
         }
-        if (currentPage == NULL) {
+        if (currentPage == nullptr) {
             currentPage = render->getCurrentPage();
         }
     } else {
@@ -318,7 +318,7 @@ void Viewer::updatePage()
 void Viewer::updateContentSize()
 {
     //there is an image to resize
-    if (currentPage != 0 && !currentPage->isNull()) {
+    if (currentPage != nullptr && !currentPage->isNull()) {
         QSize pagefit;
         YACReader::FitMode fitmode = Configuration::getConfiguration().getFitMode();
         switch (fitmode) {

YACReader/viewer.h

@@ -170,7 +170,7 @@ private:
     void scrollTo(int x, int y);
 
 public:
-    Viewer(QWidget *parent = 0);
+    Viewer(QWidget *parent = nullptr);
     ~Viewer();
     void toggleFullScreen();
     const QPixmap *pixmap();

YACReader/width_slider.h

@@ -14,7 +14,7 @@ private:
     QSlider *slider;
 
 public:
-    YACReaderSlider(QWidget *parent = 0);
+    YACReaderSlider(QWidget *parent = nullptr);
     void show();
 
 protected:
@@ -37,7 +37,7 @@ private:
     YACReaderSlider *widget;
 
 public:
-    YACReaderSliderAction(QWidget *parent = 0);
+    YACReaderSliderAction(QWidget *parent = nullptr);
 
 public slots:
     void updateText(int value);

YACReader/yacreader_local_client.h

@@ -10,7 +10,7 @@ class YACReaderLocalClient : public QObject
 {
     Q_OBJECT
 public:
-    explicit YACReaderLocalClient(QObject *parent = 0);
+    explicit YACReaderLocalClient(QObject *parent = nullptr);
     ~YACReaderLocalClient();
 signals:
     void finished();