Another round of replacing 0 with nullptr

This time based on grepping to also include documentation, tests and
examples previously missed by the automatic tool.

Change-Id: Ied1703f4bcc470fbc275f759ed5b7c588a5c4e9f
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>

7 files changed, 19 insertions, 19 deletions

diff --git a/tests/auto/widgets/dialogs/qcolordialog/tst_qcolordialog.cpp b/tests/auto/widgets/dialogs/qcolordialog/tst_qcolordialog.cpp
index 413b865f04..c329ca9f3e 100644
--- a/tests/auto/widgets/dialogs/qcolordialog/tst_qcolordialog.cpp
+++ b/tests/auto/widgets/dialogs/qcolordialog/tst_qcolordialog.cpp
@@ -58,7 +58,7 @@ class TestNativeDialog : public QColorDialog
 public:
     QWidget *m_activeModalWidget;
 
-    TestNativeDialog(QWidget *parent = 0)
+    TestNativeDialog(QWidget *parent = nullptr)
         : QColorDialog(parent), m_activeModalWidget(0)
     {
         QTimer::singleShot(1, this, SLOT(test_activeModalWidgetSignal()));
diff --git a/tests/auto/widgets/dialogs/qdialog/tst_qdialog.cpp b/tests/auto/widgets/dialogs/qdialog/tst_qdialog.cpp
index 266ed0de05..cc613b8218 100644
--- a/tests/auto/widgets/dialogs/qdialog/tst_qdialog.cpp
+++ b/tests/auto/widgets/dialogs/qdialog/tst_qdialog.cpp
@@ -98,7 +98,7 @@ void tst_QDialog::getSetCheck()
 class ToolDialog : public QDialog
 {
 public:
-    ToolDialog(QWidget *parent = 0)
+    ToolDialog(QWidget *parent = nullptr)
         : QDialog(parent, Qt::Tool), mWasActive(false), mWasModalWindow(false), tId(-1) {}
 
     bool wasActive() const { return mWasActive; }
diff --git a/tests/auto/widgets/dialogs/qerrormessage/tst_qerrormessage.cpp b/tests/auto/widgets/dialogs/qerrormessage/tst_qerrormessage.cpp
index a4204da20e..49ecc7305d 100644
--- a/tests/auto/widgets/dialogs/qerrormessage/tst_qerrormessage.cpp
+++ b/tests/auto/widgets/dialogs/qerrormessage/tst_qerrormessage.cpp
@@ -44,7 +44,7 @@ void tst_QErrorMessage::dontShowAgain()
 {
     QString plainString = QLatin1String("foo");
     QString htmlString = QLatin1String("foo<br>bar");
-    QCheckBox *checkBox = 0;
+    QCheckBox *checkBox = nullptr;
 
     QErrorMessage errorMessageDialog(0);
 
@@ -92,7 +92,7 @@ void tst_QErrorMessage::dontShowCategoryAgain()
 {
     QString htmlString = QLatin1String("foo<br>bar");
     QString htmlString2 = QLatin1String("foo2<br>bar2");
-    QCheckBox *checkBox = 0;
+    QCheckBox *checkBox = nullptr;
 
     QErrorMessage errorMessageDialog(0);
 
diff --git a/tests/auto/widgets/dialogs/qfiledialog/tst_qfiledialog.cpp b/tests/auto/widgets/dialogs/qfiledialog/tst_qfiledialog.cpp
index 4b9466d3b6..e070f74ae5 100644
--- a/tests/auto/widgets/dialogs/qfiledialog/tst_qfiledialog.cpp
+++ b/tests/auto/widgets/dialogs/qfiledialog/tst_qfiledialog.cpp
@@ -365,7 +365,7 @@ void tst_QFiledialog::filterSelectedSignal()
 
 void tst_QFiledialog::args()
 {
-    QWidget *parent = 0;
+    QWidget *parent = nullptr;
     QString caption = "caption";
     QString directory = QDir::tempPath();
     QString filter = "*.mp3";
diff --git a/tests/auto/widgets/dialogs/qfiledialog2/tst_qfiledialog2.cpp b/tests/auto/widgets/dialogs/qfiledialog2/tst_qfiledialog2.cpp
index 45ed5d7d21..92ca7f005c 100644
--- a/tests/auto/widgets/dialogs/qfiledialog2/tst_qfiledialog2.cpp
+++ b/tests/auto/widgets/dialogs/qfiledialog2/tst_qfiledialog2.cpp
@@ -918,7 +918,7 @@ void tst_QFileDialog2::task239706_editableFilterCombo()
     QVERIFY(QTest::qWaitForWindowExposed(&d));
 
     QList<QComboBox *> comboList = d.findChildren<QComboBox *>();
-    QComboBox *filterCombo = 0;
+    QComboBox *filterCombo = nullptr;
     foreach (QComboBox *combo, comboList) {
         if (combo->objectName() == QString("fileTypeCombo")) {
             filterCombo = combo;
@@ -991,7 +991,7 @@ void tst_QFileDialog2::task251321_sideBarHiddenEntries()
 class MyQSideBar : public QSidebar
 {
 public :
-    MyQSideBar(QWidget *parent = 0) : QSidebar(parent)
+    MyQSideBar(QWidget *parent = nullptr) : QSidebar(parent)
     {}
 
     void removeSelection() {
diff --git a/tests/auto/widgets/dialogs/qwizard/tst_qwizard.cpp b/tests/auto/widgets/dialogs/qwizard/tst_qwizard.cpp
index 3e8a81c33c..b8d2a4617c 100644
--- a/tests/auto/widgets/dialogs/qwizard/tst_qwizard.cpp
+++ b/tests/auto/widgets/dialogs/qwizard/tst_qwizard.cpp
@@ -372,11 +372,11 @@ void tst_QWizard::setButton()
     QVERIFY(qobject_cast<QCheckBox *>(wizard.button(QWizard::CustomButton2)));
     QVERIFY(qobject_cast<QPushButton *>(wizard.button(QWizard::CustomButton1)));
 
-    QVERIFY(toolButton != 0);
+    QVERIFY(toolButton != nullptr);
 
     // resetting the same button does nothing
     wizard.setButton(QWizard::NextButton, toolButton);
-    QVERIFY(toolButton != 0);
+    QVERIFY(toolButton != nullptr);
 
     // revert to default button
     wizard.setButton(QWizard::NextButton, 0);
@@ -470,8 +470,8 @@ public:
     }
 
     void registerField(const QString &name, QWidget *widget,
-                       const char *property = 0,
-                       const char *changedSignal = 0)
+                       const char *property = nullptr,
+                       const char *changedSignal = nullptr)
         { QWizardPage::registerField(name, widget, property, changedSignal); }
 
     QLineEdit *edit1;
@@ -2409,7 +2409,7 @@ void tst_QWizard::sideWidget()
 {
     QWizard wizard;
 
-    wizard.setSideWidget(0);
+    wizard.setSideWidget(nullptr);
     QVERIFY(!wizard.sideWidget());
     QScopedPointer<QWidget> w1(new QWidget(&wizard));
     wizard.setSideWidget(w1.data());
@@ -2417,11 +2417,11 @@ void tst_QWizard::sideWidget()
     QWidget *w2 = new QWidget(&wizard);
     wizard.setSideWidget(w2);
     QCOMPARE(wizard.sideWidget(), w2);
-    QVERIFY(w1->parent() != 0);
+    QVERIFY(w1->parent() != nullptr);
     QCOMPARE(w1->window(), static_cast<QWidget *>(&wizard));
     QCOMPARE(w2->window(), static_cast<QWidget *>(&wizard));
-    w1->setParent(0);
-    wizard.setSideWidget(0);
+    w1->setParent(nullptr);
+    wizard.setSideWidget(nullptr);
     QVERIFY(!wizard.sideWidget());
 }
 
@@ -2498,7 +2498,7 @@ void tst_QWizard::task177716_disableCommitButton()
 class WizardPage_task183550 : public QWizardPage
 {
 public:
-    WizardPage_task183550(QWidget *parent = 0)
+    WizardPage_task183550(QWidget *parent = nullptr)
         : QWizardPage(parent)
         , treeWidget(new QTreeWidget)
         , verticalPolicy(QSizePolicy::MinimumExpanding) {}
diff --git a/tests/auto/widgets/dialogs/qwizard/tst_qwizard_2.cpp b/tests/auto/widgets/dialogs/qwizard/tst_qwizard_2.cpp
index cc48543a76..e090c0d851 100644
--- a/tests/auto/widgets/dialogs/qwizard/tst_qwizard_2.cpp
+++ b/tests/auto/widgets/dialogs/qwizard/tst_qwizard_2.cpp
@@ -41,7 +41,7 @@ class taskQTBUG_25691 : public QWizard
 {
     Q_OBJECT
 public:
-    taskQTBUG_25691( QWidget * parent = 0 );
+    taskQTBUG_25691( QWidget * parent = nullptr );
 
     ~taskQTBUG_25691(void);
 };
@@ -50,7 +50,7 @@ class taskQTBUG_25691Page1 : public QWizardPage
 {
     Q_OBJECT
 public:
-    taskQTBUG_25691Page1( QWidget * parent = 0 );
+    taskQTBUG_25691Page1( QWidget * parent = nullptr );
 
     ~taskQTBUG_25691Page1(void);
 };
@@ -59,7 +59,7 @@ class taskQTBUG_25691Page2 : public QWizardPage
 {
     Q_OBJECT
 public:
-    taskQTBUG_25691Page2( QWidget * parent = 0 );
+    taskQTBUG_25691Page2( QWidget * parent = nullptr );
 
     virtual void initializePage(void) override;