From aa32510430d6a5e58cb456faeb072d9f189872fe Mon Sep 17 00:00:00 2001
From: Christian Ehrlicher <ch.ehrlicher@gmx.de>
Date: Sun, 2 Dec 2018 14:11:13 +0100
Subject: Cleanup Widgets examples - nullptr

Cleanup the widgets examples - replace 0 with nullptr

Change-Id: Id4bf119b9a41f6d10117f3a613a6e604128fa196
Reviewed-by: Konstantin Shegunov <kshegunov@gmail.com>
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Reviewed-by: Paul Wicking <paul.wicking@qt.io>
---
 examples/widgets/animation/stickman/graphicsview.cpp | 4 +++-
 examples/widgets/animation/stickman/graphicsview.h   | 2 +-
 examples/widgets/animation/stickman/lifecycle.cpp    | 7 +++----
 examples/widgets/animation/stickman/stickman.cpp     | 3 +--
 4 files changed, 8 insertions(+), 8 deletions(-)

(limited to 'examples/widgets/animation/stickman')

diff --git a/examples/widgets/animation/stickman/graphicsview.cpp b/examples/widgets/animation/stickman/graphicsview.cpp
index 9cb57fcd9e..7058e15345 100644
--- a/examples/widgets/animation/stickman/graphicsview.cpp
+++ b/examples/widgets/animation/stickman/graphicsview.cpp
@@ -55,7 +55,9 @@
 #include <QtWidgets/QGraphicsScene>
 #include <QtWidgets/QGraphicsView>
 
-GraphicsView::GraphicsView(QWidget *parent) : QGraphicsView(parent), m_editor(0) {}
+GraphicsView::GraphicsView(QWidget *parent)
+    : QGraphicsView(parent), m_editor(nullptr)
+{}
 
 void GraphicsView::keyPressEvent(QKeyEvent *e)
 {
diff --git a/examples/widgets/animation/stickman/graphicsview.h b/examples/widgets/animation/stickman/graphicsview.h
index 56396bb780..361fee219d 100644
--- a/examples/widgets/animation/stickman/graphicsview.h
+++ b/examples/widgets/animation/stickman/graphicsview.h
@@ -58,7 +58,7 @@ class GraphicsView: public QGraphicsView
 {
     Q_OBJECT
 public:
-    GraphicsView(QWidget *parent = 0);
+    GraphicsView(QWidget *parent = nullptr);
 
 protected:
     void resizeEvent(QResizeEvent *event) override;
diff --git a/examples/widgets/animation/stickman/lifecycle.cpp b/examples/widgets/animation/stickman/lifecycle.cpp
index 5d4c406b2e..046e3f4cd1 100644
--- a/examples/widgets/animation/stickman/lifecycle.cpp
+++ b/examples/widgets/animation/stickman/lifecycle.cpp
@@ -175,9 +175,8 @@ void LifeCycle::addActivity(const QString &fileName, Qt::Key key, QObject *sende
     QState *state = makeState(m_alive, fileName);
     m_alive->addTransition(new KeyPressTransition(m_keyReceiver, key, state));
 
-    if((sender != NULL) || (signal != NULL)) {
+    if (sender || signal)
         m_alive->addTransition(sender, signal, state);
-    }
 }
 
 QState *LifeCycle::makeState(QState *parentState, const QString &animationFileName)
@@ -192,7 +191,7 @@ QState *LifeCycle::makeState(QState *parentState, const QString &animationFileNa
     }
 
     const int frameCount = animation.totalFrames();
-    QState *previousState = 0;
+    QState *previousState = nullptr;
     for (int i=0; i<frameCount; ++i) {
         animation.setCurrentFrame(i);
 
@@ -204,7 +203,7 @@ QState *LifeCycle::makeState(QState *parentState, const QString &animationFileNa
 //! [1]
 
         frameState->setObjectName(QString::fromLatin1("frame %0").arg(i));
-        if (previousState == 0)
+        if (previousState == nullptr)
             topLevel->setInitialState(frameState);
         else
 //! [2]
diff --git a/examples/widgets/animation/stickman/stickman.cpp b/examples/widgets/animation/stickman/stickman.cpp
index 8b183d87d5..5725f64eec 100644
--- a/examples/widgets/animation/stickman/stickman.cpp
+++ b/examples/widgets/animation/stickman/stickman.cpp
@@ -176,8 +176,7 @@ Node *StickMan::node(int idx) const
 {
     if (idx >= 0 && idx < NodeCount)
         return m_nodes[idx];
-    else
-        return 0;
+    return nullptr;
 }
 
 void StickMan::timerEvent(QTimerEvent *)
-- 
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