VcsBase: Modernize headers

* Use pragma once
* Use override
* Remove Q_DECLARE_PRIVATE as that makes no sense for QtCreator

Change-Id: Ic31d4868c172a0b8fcb50cc9a71a6e95639cf84c
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

33 files changed, 170 insertions, 297 deletions

diff --git a/src/plugins/vcsbase/baseannotationhighlighter.cpp b/src/plugins/vcsbase/baseannotationhighlighter.cpp
index 375c501776..8636e527e7 100644
--- a/src/plugins/vcsbase/baseannotationhighlighter.cpp
+++ b/src/plugins/vcsbase/baseannotationhighlighter.cpp
@@ -51,43 +51,31 @@ namespace VcsBase {
 
 class BaseAnnotationHighlighterPrivate
 {
-    BaseAnnotationHighlighter *q_ptr;
-    Q_DECLARE_PUBLIC(BaseAnnotationHighlighter)
 public:
     enum Formats {
         BackgroundFormat // C_TEXT
     };
 
-    BaseAnnotationHighlighterPrivate();
+    BaseAnnotationHighlighterPrivate(BaseAnnotationHighlighter *q_) : q(q_) { }
 
     void updateOtherFormats();
 
     ChangeNumberFormatMap m_changeNumberMap;
     QColor m_background;
+    BaseAnnotationHighlighter *const q;
 };
 
-BaseAnnotationHighlighterPrivate::BaseAnnotationHighlighterPrivate()
-    : q_ptr(0)
-{
-}
-
 void BaseAnnotationHighlighterPrivate::updateOtherFormats()
 {
-    Q_Q(BaseAnnotationHighlighter);
     m_background = q->formatForCategory(BackgroundFormat).brushProperty(QTextFormat::BackgroundBrush).color();
     q->setChangeNumbers(m_changeNumberMap.keys().toSet());
 }
 
-
 BaseAnnotationHighlighter::BaseAnnotationHighlighter(const ChangeNumbers &changeNumbers,
                                                      QTextDocument *document) :
     TextEditor::SyntaxHighlighter(document),
-    d_ptr(new BaseAnnotationHighlighterPrivate())
+    d(new BaseAnnotationHighlighterPrivate(this))
 {
-    d_ptr->q_ptr = this;
-
-    Q_D(BaseAnnotationHighlighter);
-
     static QVector<TextEditor::TextStyle> categories;
     if (categories.isEmpty())
         categories << TextEditor::C_TEXT;
@@ -100,11 +88,11 @@ BaseAnnotationHighlighter::BaseAnnotationHighlighter(const ChangeNumbers &change
 
 BaseAnnotationHighlighter::~BaseAnnotationHighlighter()
 {
+    delete d;
 }
 
 void BaseAnnotationHighlighter::setChangeNumbers(const ChangeNumbers &changeNumbers)
 {
-    Q_D(BaseAnnotationHighlighter);
     d->m_changeNumberMap.clear();
     if (!changeNumbers.isEmpty()) {
         // Assign a color gradient to annotation change numbers. Give
@@ -125,7 +113,6 @@ void BaseAnnotationHighlighter::setChangeNumbers(const ChangeNumbers &changeNumb
 
 void BaseAnnotationHighlighter::highlightBlock(const QString &text)
 {
-    Q_D(BaseAnnotationHighlighter);
     if (text.isEmpty() || d->m_changeNumberMap.empty())
         return;
     const QString change = changeNumber(text);
@@ -136,7 +123,6 @@ void BaseAnnotationHighlighter::highlightBlock(const QString &text)
 
 void BaseAnnotationHighlighter::setFontSettings(const TextEditor::FontSettings &fontSettings)
 {
-    Q_D(BaseAnnotationHighlighter);
     SyntaxHighlighter::setFontSettings(fontSettings);
     d->updateOtherFormats();
 }
diff --git a/src/plugins/vcsbase/baseannotationhighlighter.h b/src/plugins/vcsbase/baseannotationhighlighter.h
index 90c2896991..52f6033223 100644
--- a/src/plugins/vcsbase/baseannotationhighlighter.h
+++ b/src/plugins/vcsbase/baseannotationhighlighter.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef BASEANNOTATIONHIGHLIGHTER_H
-#define BASEANNOTATIONHIGHLIGHTER_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -36,27 +35,26 @@ class BaseAnnotationHighlighterPrivate;
 class VCSBASE_EXPORT BaseAnnotationHighlighter : public TextEditor::SyntaxHighlighter
 {
     Q_OBJECT
-    Q_DECLARE_PRIVATE(BaseAnnotationHighlighter)
+
 public:
     typedef  QSet<QString> ChangeNumbers;
 
     explicit BaseAnnotationHighlighter(const ChangeNumbers &changeNumbers,
                                        QTextDocument *document = 0);
-    virtual ~BaseAnnotationHighlighter();
+    ~BaseAnnotationHighlighter() override;
 
     void setChangeNumbers(const ChangeNumbers &changeNumbers);
 
-    virtual void highlightBlock(const QString &text);
+    virtual void highlightBlock(const QString &text) override;
 
-    virtual void setFontSettings(const TextEditor::FontSettings &fontSettings);
+    virtual void setFontSettings(const TextEditor::FontSettings &fontSettings) override;
 
 private:
     // Implement this to return the change number of a line
     virtual QString changeNumber(const QString &block) const = 0;
 
-    QScopedPointer<BaseAnnotationHighlighterPrivate> d_ptr;
+    BaseAnnotationHighlighterPrivate *const d;
+    friend class BaseAnnotationHighlighterPrivate;
 };
 
 } // namespace VcsBase
-
-#endif // BASEANNOTATIONHIGHLIGHTER_H
diff --git a/src/plugins/vcsbase/basevcseditorfactory.h b/src/plugins/vcsbase/basevcseditorfactory.h
index 4c87bf79ee..555f4bafc0 100644
--- a/src/plugins/vcsbase/basevcseditorfactory.h
+++ b/src/plugins/vcsbase/basevcseditorfactory.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef BASEVCSEDITORFACTORY_H
-#define BASEVCSEDITORFACTORY_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -48,6 +47,3 @@ public:
 };
 
 } // namespace VcsBase
-
-#endif // BASEVCSEDITORFACTORY_H
-
diff --git a/src/plugins/vcsbase/basevcssubmiteditorfactory.cpp b/src/plugins/vcsbase/basevcssubmiteditorfactory.cpp
index b926928acc..a87808448b 100644
--- a/src/plugins/vcsbase/basevcssubmiteditorfactory.cpp
+++ b/src/plugins/vcsbase/basevcssubmiteditorfactory.cpp
@@ -37,10 +37,6 @@ VcsSubmitEditorFactory::VcsSubmitEditorFactory
     addMimeType(parameters->mimeType);
 }
 
-VcsSubmitEditorFactory::~VcsSubmitEditorFactory()
-{
-}
-
 Core::IEditor *VcsSubmitEditorFactory::createEditor()
 {
     return m_editorCreator();
diff --git a/src/plugins/vcsbase/basevcssubmiteditorfactory.h b/src/plugins/vcsbase/basevcssubmiteditorfactory.h
index a34d7e6893..e449aed47d 100644
--- a/src/plugins/vcsbase/basevcssubmiteditorfactory.h
+++ b/src/plugins/vcsbase/basevcssubmiteditorfactory.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef BASEVCSSUBMITEDITORFACTORY_H
-#define BASEVCSSUBMITEDITORFACTORY_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -46,14 +45,11 @@ public:
     typedef std::function<VcsBaseSubmitEditor *()> EditorCreator;
 
     VcsSubmitEditorFactory(const VcsBaseSubmitEditorParameters *parameters, const EditorCreator &editorCreator);
-    ~VcsSubmitEditorFactory();
 
-    Core::IEditor *createEditor();
+    Core::IEditor *createEditor() override;
 
 private:
     EditorCreator m_editorCreator;
 };
 
 } // namespace VcsBase
-
-#endif // BASEVCSSUBMITEDITORFACTORY_H
diff --git a/src/plugins/vcsbase/cleandialog.h b/src/plugins/vcsbase/cleandialog.h
index c474bb171e..889ca495bd 100644
--- a/src/plugins/vcsbase/cleandialog.h
+++ b/src/plugins/vcsbase/cleandialog.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CLEANDIALOG_H
-#define CLEANDIALOG_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -44,19 +43,19 @@ class VCSBASE_EXPORT CleanDialog : public QDialog
 
 public:
     explicit CleanDialog(QWidget *parent = 0);
-    ~CleanDialog();
+    ~CleanDialog() override;
 
-    void setFileList(const QString &workingDirectory, const QStringList &files, const QStringList &ignoredFiles);
+    void setFileList(const QString &workingDirectory, const QStringList &files,
+                     const QStringList &ignoredFiles);
 
 public slots:
-    void accept();
+    void accept() override;
 
-private slots:
+private:
     void slotDoubleClicked(const QModelIndex &);
     void selectAllItems(bool checked);
     void updateSelectAllCheckBox();
 
-private:
     QStringList checkedFiles() const;
     bool promptToDelete();
     void addFile(const QString &workingDirectory, QString fileName, bool checked);
@@ -65,5 +64,3 @@ private:
 };
 
 } // namespace VcsBase
-
-#endif // CLEANDIALOG_H
diff --git a/src/plugins/vcsbase/commonsettingspage.h b/src/plugins/vcsbase/commonsettingspage.h
index a87c15cb23..e0f897f5fb 100644
--- a/src/plugins/vcsbase/commonsettingspage.h
+++ b/src/plugins/vcsbase/commonsettingspage.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef COMMONSETTINGSPAGE_H
-#define COMMONSETTINGSPAGE_H
+#pragma once
 
 #include "commonvcssettings.h"
 
@@ -44,15 +43,14 @@ class CommonSettingsWidget : public QWidget
 
 public:
     explicit CommonSettingsWidget(QWidget *parent = 0);
-    ~CommonSettingsWidget();
+    ~CommonSettingsWidget() override;
 
     CommonVcsSettings settings() const;
     void setSettings(const CommonVcsSettings &s);
 
-private slots:
+private:
     void updatePath();
 
-private:
     Ui::CommonSettingsPage *m_ui;
 };
 
@@ -63,9 +61,9 @@ class CommonOptionsPage : public VcsBaseOptionsPage
 public:
     explicit CommonOptionsPage(QObject *parent = 0);
 
-    QWidget *widget();
-    void apply();
-    void finish();
+    QWidget *widget() override;
+    void apply() override;
+    void finish() override;
 
     CommonVcsSettings settings() const { return m_settings; }
 
@@ -79,5 +77,3 @@ private:
 
 } // namespace Internal
 } // namespace VcsBase
-
-#endif // COMMONSETTINGSPAGE_H
diff --git a/src/plugins/vcsbase/commonvcssettings.h b/src/plugins/vcsbase/commonvcssettings.h
index 99b0300278..70e1969fa4 100644
--- a/src/plugins/vcsbase/commonvcssettings.h
+++ b/src/plugins/vcsbase/commonvcssettings.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef COMMONVCSSETTINGS_H
-#define COMMONVCSSETTINGS_H
+#pragma once
 
 #include <QString>
 
@@ -66,5 +65,3 @@ QDebug operator<<(QDebug, const CommonVcsSettings &);
 
 } // namespace Internal
 } // namespace VcsBase
-
-#endif // COMMONVCSSETTINGS_H
diff --git a/src/plugins/vcsbase/diffandloghighlighter.cpp b/src/plugins/vcsbase/diffandloghighlighter.cpp
index 63006a2009..0bf053f661 100644
--- a/src/plugins/vcsbase/diffandloghighlighter.cpp
+++ b/src/plugins/vcsbase/diffandloghighlighter.cpp
@@ -97,14 +97,25 @@ static inline QTextCharFormat invertedColorFormat(const QTextCharFormat &in)
 // --- DiffAndLogHighlighterPrivate
 class DiffAndLogHighlighterPrivate
 {
-    DiffAndLogHighlighter *q_ptr;
-    Q_DECLARE_PUBLIC(DiffAndLogHighlighter)
 public:
-    DiffAndLogHighlighterPrivate(const QRegExp &filePattern, const QRegExp &changePattern);
+    DiffAndLogHighlighterPrivate(DiffAndLogHighlighter *q_, const QRegExp &filePattern,
+                                 const QRegExp &changePattern) :
+        q(q_),
+        m_filePattern(filePattern),
+        m_changePattern(changePattern),
+        m_locationIndicator(QLatin1String("@@")),
+        m_diffInIndicator(QLatin1Char('+')),
+        m_diffOutIndicator(QLatin1Char('-')),
+        m_foldingState(Internal::StartOfFile)
+    {
+        QTC_CHECK(filePattern.isValid());
+    }
 
     Internal::DiffFormats analyzeLine(const QString &block) const;
     void updateOtherFormats();
 
+    DiffAndLogHighlighter *const q;
+
     mutable QRegExp m_filePattern;
     mutable QRegExp m_changePattern;
     const QString m_locationIndicator;
@@ -115,18 +126,6 @@ public:
     Internal::FoldingState m_foldingState;
 };
 
-DiffAndLogHighlighterPrivate::DiffAndLogHighlighterPrivate(const QRegExp &filePattern, const QRegExp &changePattern) :
-    q_ptr(0),
-    m_filePattern(filePattern),
-    m_changePattern(changePattern),
-    m_locationIndicator(QLatin1String("@@")),
-    m_diffInIndicator(QLatin1Char('+')),
-    m_diffOutIndicator(QLatin1Char('-')),
-    m_foldingState(Internal::StartOfFile)
-{
-    QTC_CHECK(filePattern.isValid());
-}
-
 Internal::DiffFormats DiffAndLogHighlighterPrivate::analyzeLine(const QString &text) const
 {
     // Do not match on git "--- a/" as a deleted line, check
@@ -146,7 +145,6 @@ Internal::DiffFormats DiffAndLogHighlighterPrivate::analyzeLine(const QString &t
 
 void DiffAndLogHighlighterPrivate::updateOtherFormats()
 {
-    Q_Q(DiffAndLogHighlighter);
     m_addedTrailingWhiteSpaceFormat =
             invertedColorFormat(q->formatForCategory(Internal::DiffInFormat));
 
@@ -155,11 +153,8 @@ void DiffAndLogHighlighterPrivate::updateOtherFormats()
 // --- DiffAndLogHighlighter
 DiffAndLogHighlighter::DiffAndLogHighlighter(const QRegExp &filePattern, const QRegExp &changePattern) :
     TextEditor::SyntaxHighlighter(static_cast<QTextDocument *>(0)),
-    d_ptr(new DiffAndLogHighlighterPrivate(filePattern, changePattern))
+    d(new DiffAndLogHighlighterPrivate(this, filePattern, changePattern))
 {
-    d_ptr->q_ptr = this;
-    Q_D(DiffAndLogHighlighter);
-
     static QVector<TextEditor::TextStyle> categories;
     if (categories.isEmpty()) {
         categories << TextEditor::C_TEXT
@@ -175,6 +170,7 @@ DiffAndLogHighlighter::DiffAndLogHighlighter(const QRegExp &filePattern, const Q
 
 DiffAndLogHighlighter::~DiffAndLogHighlighter()
 {
+    delete d;
 }
 
 // Check trailing spaces
@@ -194,7 +190,6 @@ static inline int trimmedLength(const QString &in)
  */
 void DiffAndLogHighlighter::highlightBlock(const QString &text)
 {
-    Q_D(DiffAndLogHighlighter);
     if (text.isEmpty())
         return;
 
@@ -274,7 +269,6 @@ void DiffAndLogHighlighter::highlightBlock(const QString &text)
 
 void DiffAndLogHighlighter::setFontSettings(const TextEditor::FontSettings &fontSettings)
 {
-    Q_D(DiffAndLogHighlighter);
     SyntaxHighlighter::setFontSettings(fontSettings);
     d->updateOtherFormats();
 }
diff --git a/src/plugins/vcsbase/diffandloghighlighter.h b/src/plugins/vcsbase/diffandloghighlighter.h
index 29b25374cf..29257f1197 100644
--- a/src/plugins/vcsbase/diffandloghighlighter.h
+++ b/src/plugins/vcsbase/diffandloghighlighter.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef DIFFANDLOGHIGHLIGHTER_H
-#define DIFFANDLOGHIGHLIGHTER_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -45,19 +44,18 @@ class DiffAndLogHighlighterPrivate;
 class VCSBASE_EXPORT DiffAndLogHighlighter : public TextEditor::SyntaxHighlighter
 {
     Q_OBJECT
-    Q_DECLARE_PRIVATE(DiffAndLogHighlighter)
+
 public:
     explicit DiffAndLogHighlighter(const QRegExp &filePattern, const QRegExp &changePattern);
-    ~DiffAndLogHighlighter();
+    ~DiffAndLogHighlighter() override;
 
-    void highlightBlock(const QString &text);
+    void highlightBlock(const QString &text) override;
 
-    virtual void setFontSettings(const TextEditor::FontSettings &fontSettings);
+    virtual void setFontSettings(const TextEditor::FontSettings &fontSettings) override;
 
 private:
-    QScopedPointer<DiffAndLogHighlighterPrivate> d_ptr;
+    friend class DiffAndLogHighlighterPrivate;
+    DiffAndLogHighlighterPrivate *const d;
 };
 
 } // namespace VcsBase
-
-#endif // DIFFANDLOGHIGHLIGHTER_H
diff --git a/src/plugins/vcsbase/nicknamedialog.h b/src/plugins/vcsbase/nicknamedialog.h
index 1750b28c73..84d31145e0 100644
--- a/src/plugins/vcsbase/nicknamedialog.h
+++ b/src/plugins/vcsbase/nicknamedialog.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef NICKNAMEDIALOG_H
-#define NICKNAMEDIALOG_H
+#pragma once
 
 #include <QDialog>
 
@@ -46,7 +45,7 @@ class NickNameDialog : public QDialog
 
 public:
     explicit NickNameDialog(QStandardItemModel *model, QWidget *parent = 0);
-    virtual ~NickNameDialog();
+    ~NickNameDialog() override;
 
     QString nickName() const;
 
@@ -59,11 +58,10 @@ public:
     // Return a list for a completer on the field line edits
     static QStringList nickNameList(const QStandardItemModel *model);
 
-private slots:
+private:
     void slotCurrentItemChanged(const QModelIndex &);
     void slotActivated(const QModelIndex &);
 
-private:
     QPushButton *okButton() const;
 
     Ui::NickNameDialog *m_ui;
@@ -73,5 +71,3 @@ private:
 
 } // namespace Internal
 } // namespace VcsBase
-
-#endif // NICKNAMEDIALOG_H
diff --git a/src/plugins/vcsbase/submiteditorfile.h b/src/plugins/vcsbase/submiteditorfile.h
index c7e5a0798b..9fe7fa2238 100644
--- a/src/plugins/vcsbase/submiteditorfile.h
+++ b/src/plugins/vcsbase/submiteditorfile.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef SUBMITEDITORFILE_H
-#define SUBMITEDITORFILE_H
+#pragma once
 
 #include "vcsbasesubmiteditor.h"
 
@@ -60,8 +59,5 @@ private:
     VcsBaseSubmitEditor *m_editor;
 };
 
-
 } // namespace Internal
 } // namespace VcsBase
-
-#endif // SUBMITEDITORFILE_H
diff --git a/src/plugins/vcsbase/submiteditorwidget.h b/src/plugins/vcsbase/submiteditorwidget.h
index 5dc2948700..a1eab248b7 100644
--- a/src/plugins/vcsbase/submiteditorwidget.h
+++ b/src/plugins/vcsbase/submiteditorwidget.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef SUBMITEDITORWIDGET_H
-#define SUBMITEDITORWIDGET_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -54,7 +53,7 @@ class VCSBASE_EXPORT SubmitEditorWidget : public QWidget
 
 public:
     SubmitEditorWidget();
-    ~SubmitEditorWidget();
+    ~SubmitEditorWidget() override;
 
     // Register/Unregister actions that are managed by ActionManager with this widget.
     // The submit action should have Core::Command::CA_UpdateText set as its text will
@@ -101,18 +100,15 @@ public:
     void setUpdateInProgress(bool value);
     bool updateInProgress() const;
 
+public slots:
+    void updateSubmitAction();
+
 signals:
     void diffSelected(const QList<int> &);
     void fileSelectionChanged(bool someFileSelected);
     void submitActionTextChanged(const QString &);
     void submitActionEnabledChanged(bool);
 
-private slots:
-    void updateCheckAllComboBox();
-    void checkAllToggled();
-    void checkAll();
-    void uncheckAll();
-
 protected:
     virtual QString cleanupDescription(const QString &) const;
     virtual QString commitName() const;
@@ -124,10 +120,12 @@ protected:
 protected slots:
     void descriptionTextChanged();
 
-public slots:
-    void updateSubmitAction();
+private:
+    void updateCheckAllComboBox();
+    void checkAllToggled();
+    void checkAll();
+    void uncheckAll();
 
-private slots:
     void triggerDiffSelected();
     void diffActivated(const QModelIndex &index);
     void diffActivatedDelayed();
@@ -136,7 +134,6 @@ private slots:
     void editorCustomContextMenuRequested(const QPoint &);
     void fileListCustomContextMenuRequested(const QPoint & pos);
 
-private:
     bool hasSelection() const;
     int checkedFilesCount() const;
     void wrapDescription();
@@ -146,5 +143,3 @@ private:
 };
 
 } // namespace VcsBase
-
-#endif // SUBMITEDITORWIDGET_H
diff --git a/src/plugins/vcsbase/submitfieldwidget.h b/src/plugins/vcsbase/submitfieldwidget.h
index cf6d80e7ee..17c16f30fd 100644
--- a/src/plugins/vcsbase/submitfieldwidget.h
+++ b/src/plugins/vcsbase/submitfieldwidget.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef SUBMITFIELDWIDGET_H
-#define SUBMITFIELDWIDGET_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -47,7 +46,7 @@ class VCSBASE_EXPORT SubmitFieldWidget : public QWidget
 
 public:
     explicit SubmitFieldWidget(QWidget *parent = 0);
-    virtual ~SubmitFieldWidget();
+    ~SubmitFieldWidget() override;
 
     QStringList fields() const;
     void setFields(const QStringList&);
@@ -70,12 +69,11 @@ public:
 signals:
     void browseButtonClicked(int pos, const QString &field);
 
-private slots:
+private:
     void slotRemove();
     void slotComboIndexChanged(int);
     void slotBrowseButtonClicked();
 
-private:
     void removeField(int index);
     bool comboIndexChange(int fieldNumber, int index);
     void createField(const QString &f);
@@ -84,5 +82,3 @@ private:
 };
 
 } // namespace VcsBase
-
-#endif // SUBMITFIELDWIDGET_H
diff --git a/src/plugins/vcsbase/vcsbase_global.h b/src/plugins/vcsbase/vcsbase_global.h
index 782d2286ab..2bf2f78e20 100644
--- a/src/plugins/vcsbase/vcsbase_global.h
+++ b/src/plugins/vcsbase/vcsbase_global.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSBASEGLOBAL_H
-#define VCSBASEGLOBAL_H
+#pragma once
 
 #include <qglobal.h>
 
@@ -33,5 +32,3 @@
 #else
 #  define VCSBASE_EXPORT Q_DECL_IMPORT
 #endif
-
-#endif // VCSBASEGLOBAL_H
diff --git a/src/plugins/vcsbase/vcsbaseclient.h b/src/plugins/vcsbase/vcsbaseclient.h
index cf36ec2c54..0de51a4324 100644
--- a/src/plugins/vcsbase/vcsbaseclient.h
+++ b/src/plugins/vcsbase/vcsbaseclient.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSBASECLIENT_H
-#define VCSBASECLIENT_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -46,7 +45,7 @@ namespace Core { class Id; }
 namespace Utils {
 struct SynchronousProcessResponse;
 class ExitCodeInterpreter;
-}
+} // namespace Utils
 
 namespace VcsBase {
 
@@ -64,7 +63,7 @@ class VCSBASE_EXPORT VcsBaseClientImpl : public QObject
 
 public:
     explicit VcsBaseClientImpl(VcsBaseClientSettings *settings);
-    ~VcsBaseClientImpl();
+    ~VcsBaseClientImpl() override;
 
     VcsBaseClientSettings &settings() const;
 
@@ -137,14 +136,14 @@ public:
     class VCSBASE_EXPORT StatusItem
     {
     public:
-        StatusItem() {}
+        StatusItem() = default;
         StatusItem(const QString &s, const QString &f);
         QString flags;
         QString file;
     };
 
     explicit VcsBaseClient(VcsBaseClientSettings *settings);
-    ~VcsBaseClient();
+    ~VcsBaseClient() override;
     virtual bool synchronousCreateRepository(const QString &workingDir,
                                              const QStringList &extraOptions = QStringList());
     virtual bool synchronousClone(const QString &workingDir,
@@ -164,9 +163,9 @@ public:
     virtual bool synchronousPush(const QString &workingDir,
                                  const QString &dstLocation,
                                  const QStringList &extraOptions = QStringList());
-    virtual void annotate(const QString &workingDir, const QString &file,
-                          const QString &revision = QString(), int lineNumber = -1,
-                          const QStringList &extraOptions = QStringList());
+    void annotate(const QString &workingDir, const QString &file,
+                  const QString &revision = QString(), int lineNumber = -1,
+                  const QStringList &extraOptions = QStringList()) override;
     virtual void diff(const QString &workingDir, const QStringList &files = QStringList(),
                       const QStringList &extraOptions = QStringList());
     virtual void log(const QString &workingDir, const QStringList &files = QStringList(),
@@ -241,5 +240,3 @@ private:
 };
 
 } //namespace VcsBase
-
-#endif // VCSBASECLIENT_H
diff --git a/src/plugins/vcsbase/vcsbaseclientsettings.h b/src/plugins/vcsbase/vcsbaseclientsettings.h
index 716fea2ffd..137d4391d8 100644
--- a/src/plugins/vcsbase/vcsbaseclientsettings.h
+++ b/src/plugins/vcsbase/vcsbaseclientsettings.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSBASECLIENTSETTINGS_H
-#define VCSBASECLIENTSETTINGS_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -103,5 +102,3 @@ inline bool operator!=(const VcsBaseClientSettings &s1, const VcsBaseClientSetti
 { return !s1.equals(s2); }
 
 } // namespace VcsBase
-
-#endif // VCSBASECLIENTSETTINGS_H
diff --git a/src/plugins/vcsbase/vcsbaseconstants.h b/src/plugins/vcsbase/vcsbaseconstants.h
index 29eb2a3caf..b02f14e136 100644
--- a/src/plugins/vcsbase/vcsbaseconstants.h
+++ b/src/plugins/vcsbase/vcsbaseconstants.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSBASE_CONSTANTS_H
-#define VCSBASE_CONSTANTS_H
+#pragma once
 
 #include <QtGlobal>
 
@@ -51,5 +50,3 @@ const char VAR_VCS_TOPLEVELPATH[] = "CurrentProject:VcsTopLevelPath";
 
 } // namespace Constants
 } // namespace VcsBase
-
-#endif // VCSBASE_CONSTANTS_H
diff --git a/src/plugins/vcsbase/vcsbaseeditor.h b/src/plugins/vcsbase/vcsbaseeditor.h
index 46afef6c31..d42f34465f 100644
--- a/src/plugins/vcsbase/vcsbaseeditor.h
+++ b/src/plugins/vcsbase/vcsbaseeditor.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSBASEEDITOR_H
-#define VCSBASEEDITOR_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -43,7 +42,7 @@ namespace VcsBase {
 namespace Internal {
 class ChangeTextCursorHandler;
 class VcsBaseEditorWidgetPrivate;
-}
+} // namespace Internal
 
 class BaseAnnotationHighlighter;
 class VcsBaseEditorWidget;
@@ -83,11 +82,11 @@ class VCSBASE_EXPORT VcsBaseEditor : public TextEditor::BaseTextEditor
 {
     Q_OBJECT
 public:
-    explicit VcsBaseEditor();
+    VcsBaseEditor();
 
     // Utility to find a parameter set by type in an array.
-    static  const VcsBaseEditorParameters *
-        findType(const VcsBaseEditorParameters *array, int arraySize, EditorContentType et);
+    static const VcsBaseEditorParameters *
+    findType(const VcsBaseEditorParameters *array, int arraySize, EditorContentType et);
 
     // Utility to find the codec for a source (file or directory), querying
     // the editor manager and the project managers (defaults to system codec).
@@ -231,19 +230,6 @@ protected:
     void mouseDoubleClickEvent(QMouseEvent *e) override;
     void keyPressEvent(QKeyEvent *) override;
 
-private slots:
-    void slotActivateAnnotation();
-    void slotPopulateDiffBrowser();
-    void slotPopulateLogBrowser();
-    void slotJumpToEntry(int);
-    void slotCursorPositionChanged() override;
-    void slotAnnotateRevision();
-    void slotApplyDiffChunk();
-    void slotPaste();
-    void showProgressIndicator();
-    void hideProgressIndicator();
-
-protected:
     /* A helper that can be used to locate a file in a diff in case it
      * is relative. Tries to derive the directory from base directory,
      * source and version control. */
@@ -275,6 +261,17 @@ protected:
     virtual QString revisionSubject(const QTextBlock &inBlock) const;
 
 private:
+    void slotActivateAnnotation();
+    void slotPopulateDiffBrowser();
+    void slotPopulateLogBrowser();
+    void slotJumpToEntry(int);
+    void slotCursorPositionChanged() override;
+    void slotAnnotateRevision();
+    void slotApplyDiffChunk();
+    void slotPaste();
+    void showProgressIndicator();
+    void hideProgressIndicator();
+
     bool canApplyDiffChunk(const DiffChunk &dc) const;
     // Revert a patch chunk. Default implementation uses patch.exe
     bool applyDiffChunk(const DiffChunk &dc, bool revert = false) const;
@@ -302,5 +299,3 @@ public:
 } // namespace VcsBase
 
 Q_DECLARE_METATYPE(VcsBase::DiffChunk)
-
-#endif // VCSBASEEDITOR_H
diff --git a/src/plugins/vcsbase/vcsbaseeditorparameterwidget.cpp b/src/plugins/vcsbase/vcsbaseeditorparameterwidget.cpp
index fe4e0bf41a..bd4aaf5f7e 100644
--- a/src/plugins/vcsbase/vcsbaseeditorparameterwidget.cpp
+++ b/src/plugins/vcsbase/vcsbaseeditorparameterwidget.cpp
@@ -226,11 +226,6 @@ void VcsBaseEditorParameterWidget::executeCommand()
     emit commandExecutionRequested();
 }
 
-VcsBaseEditorParameterWidget::OptionMapping::OptionMapping() :
-    widget(0)
-{
-}
-
 VcsBaseEditorParameterWidget::OptionMapping::OptionMapping(const QString &option, QWidget *w) :
     widget(w)
 {
diff --git a/src/plugins/vcsbase/vcsbaseeditorparameterwidget.h b/src/plugins/vcsbase/vcsbaseeditorparameterwidget.h
index 00e83ccaa5..2152f714b5 100644
--- a/src/plugins/vcsbase/vcsbaseeditorparameterwidget.h
+++ b/src/plugins/vcsbase/vcsbaseeditorparameterwidget.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSBASE_VCSBASEEDITORPARAMETERWIDGET_H
-#define VCSBASE_VCSBASEEDITORPARAMETERWIDGET_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -48,11 +47,12 @@ class VCSBASE_EXPORT VcsBaseEditorParameterWidget : public QWidget
 
 public:
     explicit VcsBaseEditorParameterWidget(QWidget *parent = 0);
-    ~VcsBaseEditorParameterWidget();
+    ~VcsBaseEditorParameterWidget() override;
 
-    struct VCSBASE_EXPORT ComboBoxItem
+    class VCSBASE_EXPORT ComboBoxItem
     {
-        ComboBoxItem() {}
+    public:
+        ComboBoxItem() = default;
         ComboBoxItem(const QString &text, const QVariant &val);
         QString displayText;
         QVariant value;
@@ -85,13 +85,14 @@ signals:
     void argumentsChanged();
 
 protected:
-    struct OptionMapping
+    class OptionMapping
     {
-        OptionMapping();
+    public:
+        OptionMapping() = default;
         OptionMapping(const QString &option, QWidget *w);
         OptionMapping(const QStringList &optionList, QWidget *w);
         QStringList options;
-        QWidget *widget;
+        QWidget *widget = nullptr;
     };
 
     const QList<OptionMapping> &optionMappings() const;
@@ -104,5 +105,3 @@ private:
 };
 
 } // namespace VcsBase
-
-#endif // VCSBASE_VCSBASEEDITORPARAMETERWIDGET_H
diff --git a/src/plugins/vcsbase/vcsbaseoptionspage.cpp b/src/plugins/vcsbase/vcsbaseoptionspage.cpp
index 958636d8bd..a433fe998a 100644
--- a/src/plugins/vcsbase/vcsbaseoptionspage.cpp
+++ b/src/plugins/vcsbase/vcsbaseoptionspage.cpp
@@ -51,9 +51,6 @@ VcsBaseOptionsPage::VcsBaseOptionsPage(QObject *parent) : Core::IOptionsPage(par
     setCategoryIcon(QLatin1String(Constants::SETTINGS_CATEGORY_VCS_ICON));
 }
 
-VcsBaseOptionsPage::~VcsBaseOptionsPage()
-{ }
-
 VcsClientOptionsPageWidget::VcsClientOptionsPageWidget(QWidget *parent) : QWidget(parent)
 { }
 
diff --git a/src/plugins/vcsbase/vcsbaseoptionspage.h b/src/plugins/vcsbase/vcsbaseoptionspage.h
index f262d61010..ce2ab137da 100644
--- a/src/plugins/vcsbase/vcsbaseoptionspage.h
+++ b/src/plugins/vcsbase/vcsbaseoptionspage.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSBASEOPTIONSPAGE_H
-#define VCSBASEOPTIONSPAGE_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -44,7 +43,6 @@ class VCSBASE_EXPORT VcsBaseOptionsPage : public Core::IOptionsPage
 {
 public:
     explicit VcsBaseOptionsPage(QObject *parent = 0);
-    ~VcsBaseOptionsPage();
 };
 
 class VcsBaseClientImpl;
@@ -69,9 +67,9 @@ public:
 
     explicit VcsClientOptionsPage(Core::IVersionControl *control, VcsBaseClientImpl *client, QObject *parent = 0);
 
-    VcsClientOptionsPageWidget *widget();
-    virtual void apply();
-    virtual void finish();
+    VcsClientOptionsPageWidget *widget() override;
+    virtual void apply() override;
+    virtual void finish() override;
 
 signals:
     void settingsChanged();
@@ -86,5 +84,3 @@ private:
 };
 
 } // namespace VcsBase
-
-#endif // VCSBASEOPTIONSPAGE_H
diff --git a/src/plugins/vcsbase/vcsbaseplugin.cpp b/src/plugins/vcsbase/vcsbaseplugin.cpp
index cabb5a01a0..0a62647a05 100644
--- a/src/plugins/vcsbase/vcsbaseplugin.cpp
+++ b/src/plugins/vcsbase/vcsbaseplugin.cpp
@@ -353,12 +353,13 @@ public:
 */
 
 VcsBasePluginState::VcsBasePluginState() : data(new VcsBasePluginStateData)
-{
-}
+{ }
+
 
 VcsBasePluginState::VcsBasePluginState(const VcsBasePluginState &rhs) : data(rhs.data)
-{
-}
+{ }
+
+VcsBasePluginState::~VcsBasePluginState() = default;
 
 VcsBasePluginState &VcsBasePluginState::operator=(const VcsBasePluginState &rhs)
 {
@@ -367,10 +368,6 @@ VcsBasePluginState &VcsBasePluginState::operator=(const VcsBasePluginState &rhs)
     return *this;
 }
 
-VcsBasePluginState::~VcsBasePluginState()
-{
-}
-
 QString VcsBasePluginState::currentFile() const
 {
     return data->m_state.currentFile;
@@ -546,8 +543,7 @@ Internal::StateListener *VcsBasePluginPrivate::m_listener = 0;
 
 VcsBasePlugin::VcsBasePlugin() :
     d(new VcsBasePluginPrivate())
-{
-}
+{ }
 
 VcsBasePlugin::~VcsBasePlugin()
 {
diff --git a/src/plugins/vcsbase/vcsbaseplugin.h b/src/plugins/vcsbase/vcsbaseplugin.h
index 5463bff10c..3286291589 100644
--- a/src/plugins/vcsbase/vcsbaseplugin.h
+++ b/src/plugins/vcsbase/vcsbaseplugin.h
@@ -23,16 +23,15 @@
 **
 ****************************************************************************/
 
-#ifndef VCSBASEPLUGIN_H
-#define VCSBASEPLUGIN_H
+#pragma once
 
 #include "vcsbase_global.h"
 
 #include <extensionsystem/iplugin.h>
 
-#include <QSharedDataPointer>
 #include <QList>
 #include <QProcessEnvironment>
+#include <QSharedDataPointer>
 
 QT_BEGIN_NAMESPACE
 class QAction;
@@ -131,10 +130,10 @@ protected:
     explicit VcsBasePlugin();
 
     void initializeVcs(Core::IVersionControl *vc, const Core::Context &context);
-    void extensionsInitialized();
+    void extensionsInitialized() override;
 
 public:
-    ~VcsBasePlugin();
+    ~VcsBasePlugin() override;
 
     const VcsBasePluginState &currentState() const;
     Core::IVersionControl *versionControl() const;
@@ -202,14 +201,11 @@ protected:
     // Returns whether actions should be set up further.
     bool enableMenuAction(ActionState as, QAction *in) const;
 
-private slots:
+private:
     void slotSubmitEditorAboutToClose(VcsBaseSubmitEditor *submitEditor, bool *result);
     void slotStateChanged(const VcsBase::Internal::State &s, Core::IVersionControl *vc);
 
-private:
     VcsBasePluginPrivate *d;
 };
 
 } // namespace VcsBase
-
-#endif // VCSBASEPLUGIN_H
diff --git a/src/plugins/vcsbase/vcsbasesubmiteditor.h b/src/plugins/vcsbase/vcsbasesubmiteditor.h
index fdbe13b9b4..3da634f9a8 100644
--- a/src/plugins/vcsbase/vcsbasesubmiteditor.h
+++ b/src/plugins/vcsbase/vcsbasesubmiteditor.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSBASE_SUBMITEDITOR_H
-#define VCSBASE_SUBMITEDITOR_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -33,8 +32,8 @@
 #include <QAbstractItemView>
 
 QT_BEGIN_NAMESPACE
-class QIcon;
 class QAction;
+class QIcon;
 QT_END_NAMESPACE
 
 namespace ProjectExplorer { class Project; }
@@ -44,6 +43,7 @@ namespace Internal {
     class CommonVcsSettings;
     class SubmitEditorFile;
 } // namespace Internal
+
 class SubmitEditorWidget;
 class SubmitFileModel;
 class VcsBaseSubmitEditorPrivate;
@@ -132,13 +132,6 @@ signals:
     void diffSelectedRows(const QList<int> &rows);
     void fileContentsChanged();
 
-private slots:
-    void slotDiffSelectedVcsFiles(const QList<int> &rawList);
-    void slotCheckSubmitMessage();
-    void slotInsertNickName();
-    void slotSetFieldNickName(int);
-    void slotUpdateEditorSettings(const VcsBase::Internal::CommonVcsSettings &);
-
 protected:
     /* These hooks allow for modifying the contents that goes to
      * the file. The default implementation uses the text
@@ -153,6 +146,12 @@ protected:
     bool isDescriptionMandatory() const;
 
 private:
+    void slotDiffSelectedVcsFiles(const QList<int> &rawList);
+    void slotCheckSubmitMessage();
+    void slotInsertNickName();
+    void slotSetFieldNickName(int);
+    void slotUpdateEditorSettings(const VcsBase::Internal::CommonVcsSettings &);
+
     void createUserFields(const QString &fieldConfigFile);
     bool checkSubmitMessage(QString *errorMessage) const;
     bool runSubmitMessageCheckScript(const QString &script, QString *errorMessage) const;
@@ -164,5 +163,3 @@ private:
 };
 
 } // namespace VcsBase
-
-#endif // VCSBASE_SUBMITEDITOR_H
diff --git a/src/plugins/vcsbase/vcscommand.h b/src/plugins/vcsbase/vcscommand.h
index 3c37c4d48f..8bbcfb01b1 100644
--- a/src/plugins/vcsbase/vcscommand.h
+++ b/src/plugins/vcsbase/vcscommand.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSBASE_COMMAND_H
-#define VCSBASE_COMMAND_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -44,25 +43,23 @@ public:
 
     VcsCommand(const QString &defaultWorkingDirectory, const QProcessEnvironment &environment);
 
-    const QProcessEnvironment processEnvironment() const;
+    const QProcessEnvironment processEnvironment() const override;
 
     Utils::SynchronousProcessResponse runCommand(const Utils::FileName &binary,
                                                  const QStringList &arguments, int timeoutS,
                                                  const QString &workDirectory = QString(),
-                                                 Utils::ExitCodeInterpreter *interpreter = 0);
+                                                 Utils::ExitCodeInterpreter *interpreter = 0) override;
 
     bool runFullySynchronous(const Utils::FileName &binary, const QStringList &arguments,
                              int timeoutS, QByteArray *outputData, QByteArray *errorData,
-                             const QString &workingDirectory = QString());
+                             const QString &workingDirectory = QString()) override;
 private:
-    unsigned processFlags() const;
+    unsigned processFlags() const override;
     void emitRepositoryChanged(const QString &workingDirectory);
 
-    void coreAboutToClose();
+    void coreAboutToClose() override;
 
     bool m_preventRepositoryChanged;
 };
 
 } // namespace VcsBase
-
-#endif // VCSBASE_COMMAND_H
diff --git a/src/plugins/vcsbase/vcsoutputwindow.h b/src/plugins/vcsbase/vcsoutputwindow.h
index b921c46226..685f03277b 100644
--- a/src/plugins/vcsbase/vcsoutputwindow.h
+++ b/src/plugins/vcsbase/vcsoutputwindow.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSOUTPUTWINDOW_H
-#define VCSOUTPUTWINDOW_H
+#pragma once
 
 #include "vcsbase_global.h"
 
@@ -39,26 +38,26 @@ class VCSBASE_EXPORT VcsOutputWindow : public Core::IOutputPane
     Q_PROPERTY(QString repository READ repository WRITE setRepository)
 
 public:
-    ~VcsOutputWindow();
+    ~VcsOutputWindow() override;
 
-    QWidget *outputWidget(QWidget *parent);
-    QList<QWidget *> toolBarWidgets() const;
-    QString displayName() const;
+    QWidget *outputWidget(QWidget *parent) override;
+    QList<QWidget *> toolBarWidgets() const override;
+    QString displayName() const override;
 
-    int priorityInStatusBar() const;
+    int priorityInStatusBar() const override;
 
-    void clearContents();
-    void visibilityChanged(bool visible);
+    void clearContents() override;
+    void visibilityChanged(bool visible) override;
 
-    void setFocus();
-    bool hasFocus() const;
-    bool canFocus() const;
+    void setFocus() override;
+    bool hasFocus() const override;
+    bool canFocus() const override;
 
-    bool canNavigate() const;
-    bool canNext() const;
-    bool canPrevious() const;
-    void goToNext();
-    void goToPrev();
+    bool canNavigate() const override;
+    bool canNext() const override;
+    bool canPrevious() const override;
+    void goToNext() override;
+    void goToPrev() override;
 
     static VcsOutputWindow *instance();
 
@@ -120,5 +119,3 @@ private:
 };
 
 } // namespace VcsBase
-
-#endif // VCSOUTPUTWINDOW_H
diff --git a/src/plugins/vcsbase/vcsplugin.h b/src/plugins/vcsbase/vcsplugin.h
index dd1afca7e6..575426e5d5 100644
--- a/src/plugins/vcsbase/vcsplugin.h
+++ b/src/plugins/vcsbase/vcsplugin.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSPLUGIN_H
-#define VCSPLUGIN_H
+#pragma once
 
 #include <extensionsystem/iplugin.h>
 
@@ -49,11 +48,11 @@ class VcsPlugin : public ExtensionSystem::IPlugin
 
 public:
     VcsPlugin();
-    ~VcsPlugin();
+    ~VcsPlugin() override;
 
-    bool initialize(const QStringList &arguments, QString *errorMessage);
+    bool initialize(const QStringList &arguments, QString *errorMessage) override;
 
-    void extensionsInitialized();
+    void extensionsInitialized() override;
 
     static VcsPlugin *instance();
 
@@ -68,10 +67,9 @@ signals:
     void settingsChanged(const VcsBase::Internal::CommonVcsSettings &s);
     void submitEditorAboutToClose(VcsBase::VcsBaseSubmitEditor *e, bool *result);
 
-private slots:
+private:
     void slotSettingsChanged();
 
-private:
     void populateNickNameModel();
 
     static VcsPlugin *m_instance;
@@ -81,5 +79,3 @@ private:
 
 } // namespace Internal
 } // namespace VcsBase
-
-#endif // VCSPLUGIN_H
diff --git a/src/plugins/vcsbase/vcsprojectcache.h b/src/plugins/vcsbase/vcsprojectcache.h
index e510ec06f2..45f60e7f9e 100644
--- a/src/plugins/vcsbase/vcsprojectcache.h
+++ b/src/plugins/vcsbase/vcsprojectcache.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSBASE_PROJECTCACHE_H
-#define VCSBASE_PROJECTCACHE_H
+#pragma once
 
 #include <utils/fileutils.h>
 
@@ -44,7 +43,7 @@ public:
 
 private:
     VcsProjectCache();
-    ~VcsProjectCache();
+    ~VcsProjectCache() override;
 
     static void invalidate();
     static ProjectExplorer::Project *projectForToplevel(const Utils::FileName &vcsTopLevel);
@@ -69,5 +68,3 @@ private:
 
 } // namespace Internal
 } // namespace VcsBase
-
-#endif // VCSBASE_PROJECTCACHE_H
diff --git a/src/plugins/vcsbase/wizard/vcscommandpage.h b/src/plugins/vcsbase/wizard/vcscommandpage.h
index 4bc3781842..1b51f4b8e2 100644
--- a/src/plugins/vcsbase/wizard/vcscommandpage.h
+++ b/src/plugins/vcsbase/wizard/vcscommandpage.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSCOMMANDPAGE_H
-#define VCSCOMMANDPAGE_H
+#pragma once
 
 #include "../vcsbase_global.h"
 
@@ -45,8 +44,8 @@ public:
     VcsCommandPageFactory();
 
     Utils::WizardPage *create(ProjectExplorer::JsonWizard *wizard, Core::Id typeId,
-                              const QVariant &data);
-    bool validateData(Core::Id typeId, const QVariant &data, QString *errorMessage);
+                              const QVariant &data) override;
+    bool validateData(Core::Id typeId, const QVariant &data, QString *errorMessage) override;
 };
 
 class VcsCommandPage : public Utils::ShellCommandPage
@@ -56,7 +55,7 @@ class VcsCommandPage : public Utils::ShellCommandPage
 public:
     VcsCommandPage();
 
-    void initializePage();
+    void initializePage() override;
 
     void setCheckoutData(const QString &repo, const QString &baseDir, const QString &name,
                          const QStringList &args);
@@ -92,5 +91,3 @@ private:
 
 } // namespace Internal
 } // namespace VcsBase
-
-#endif // VCSCOMMANDPAGE_H
diff --git a/src/plugins/vcsbase/wizard/vcsconfigurationpage.h b/src/plugins/vcsbase/wizard/vcsconfigurationpage.h
index 6878947930..d24898ea9d 100644
--- a/src/plugins/vcsbase/wizard/vcsconfigurationpage.h
+++ b/src/plugins/vcsbase/wizard/vcsconfigurationpage.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSCONFIGURATIONPAGE_H
-#define VCSCONFIGURATIONPAGE_H
+#pragma once
 
 #include "../vcsbase_global.h"
 
@@ -36,17 +35,17 @@ namespace Core { class IVersionControl; }
 
 namespace VcsBase {
 
-namespace Internal { class VcsConfigurationPagePrivate; }
-
 namespace Internal {
+class VcsConfigurationPagePrivate;
 
 class VcsConfigurationPageFactory : public ProjectExplorer::JsonWizardPageFactory
 {
 public:
     VcsConfigurationPageFactory();
 
-    Utils::WizardPage *create(ProjectExplorer::JsonWizard *wizard, Core::Id typeId, const QVariant &data);
-    bool validateData(Core::Id typeId, const QVariant &data, QString *errorMessage);
+    Utils::WizardPage *create(ProjectExplorer::JsonWizard *wizard, Core::Id typeId,
+                              const QVariant &data) override;
+    bool validateData(Core::Id typeId, const QVariant &data, QString *errorMessage) override;
 };
 
 } // namespace Internal
@@ -57,21 +56,18 @@ class VCSBASE_EXPORT VcsConfigurationPage : public Utils::WizardPage
 
 public:
     VcsConfigurationPage();
-    ~VcsConfigurationPage();
+    ~VcsConfigurationPage() override;
 
     void setVersionControl(const Core::IVersionControl *vc);
     void setVersionControlId(const QString &id);
 
-    void initializePage();
-    bool isComplete() const;
+    void initializePage() override;
+    bool isComplete() const override;
 
-private slots:
+private:
     void openConfiguration();
 
-private:
     Internal::VcsConfigurationPagePrivate *const d;
 };
 
 } // namespace VcsBase
-
-#endif // VCSCONFIGURATIONPAGE_H
diff --git a/src/plugins/vcsbase/wizard/vcsjsextension.h b/src/plugins/vcsbase/wizard/vcsjsextension.h
index 4537535a5d..4882a198d7 100644
--- a/src/plugins/vcsbase/wizard/vcsjsextension.h
+++ b/src/plugins/vcsbase/wizard/vcsjsextension.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef VCSJSEXTENSION_H
-#define VCSJSEXTENSION_H
+#pragma once
 
 #include <QObject>
 
@@ -42,5 +41,3 @@ public:
 
 } // namespace Internal
 } // namespace VcsBase
-
-#endif // VCSJSEXTENSION_H