Add override keyword to IEditor & TextEditorWidget implementations

Change-Id: I403101d788d9edfea5c5c9440ab4f39ad00e81f7
Reviewed-by: Tobias Hunger <tobias.hunger@theqtcompany.com>

32 files changed, 163 insertions, 152 deletions

diff --git a/src/plugins/android/androidmanifesteditor.cpp b/src/plugins/android/androidmanifesteditor.cpp
index 8d7fe8c475..9349255b98 100644
--- a/src/plugins/android/androidmanifesteditor.cpp
+++ b/src/plugins/android/androidmanifesteditor.cpp
@@ -101,6 +101,11 @@ int AndroidManifestEditor::currentColumn() const
     return cursor.position() - cursor.block().position() + 1;
 }
 
+void AndroidManifestEditor::gotoLine(int line, int column, bool centerLine)
+{
+    textEditor()->gotoLine(line, column, centerLine);
+}
+
 void AndroidManifestEditor::changeEditorPage(QAction *action)
 {
     if (!widget()->setActivePage(static_cast<AndroidManifestEditorWidget::EditorPage>(action->data().toInt()))) {
diff --git a/src/plugins/android/androidmanifesteditor.h b/src/plugins/android/androidmanifesteditor.h
index c8aade5314..cef054567b 100644
--- a/src/plugins/android/androidmanifesteditor.h
+++ b/src/plugins/android/androidmanifesteditor.h
@@ -54,15 +54,15 @@ class AndroidManifestEditor : public Core::IEditor
 public:
     explicit AndroidManifestEditor(AndroidManifestEditorWidget *editorWidget);
 
-    bool open(QString *errorString, const QString &fileName, const QString &realFileName);
-    QWidget *toolBar();
-    AndroidManifestEditorWidget *widget() const;
-    Core::IDocument *document();
+    bool open(QString *errorString, const QString &fileName, const QString &realFileName) override;
+    QWidget *toolBar() override;
+    AndroidManifestEditorWidget *widget() const override;
+    Core::IDocument *document() override;
     TextEditor::TextEditorWidget *textEditor() const;
 
-    int currentLine() const;
-    int currentColumn() const;
-    void gotoLine(int line, int column = 0, bool centerLine = true) { textEditor()->gotoLine(line, column, centerLine); }
+    int currentLine() const override;
+    int currentColumn() const override;
+    void gotoLine(int line, int column = 0, bool centerLine = true)  override;
 
 private slots:
     void changeEditorPage(QAction *action);
diff --git a/src/plugins/bazaar/bazaareditor.h b/src/plugins/bazaar/bazaareditor.h
index 5e8a5fa532..87a2085378 100644
--- a/src/plugins/bazaar/bazaareditor.h
+++ b/src/plugins/bazaar/bazaareditor.h
@@ -45,9 +45,10 @@ public:
     BazaarEditorWidget();
 
 private:
-    QSet<QString> annotationChanges() const;
-    QString changeUnderCursor(const QTextCursor &cursor) const;
-    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(const QSet<QString> &changes) const;
+    QSet<QString> annotationChanges() const override;
+    QString changeUnderCursor(const QTextCursor &cursor) const override;
+    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(
+            const QSet<QString> &changes) const override;
 
     mutable QRegExp m_changesetId;
     mutable QRegExp m_exactChangesetId;
diff --git a/src/plugins/bineditor/bineditorplugin.cpp b/src/plugins/bineditor/bineditorplugin.cpp
index d22940666b..e22e5f4e7a 100644
--- a/src/plugins/bineditor/bineditorplugin.cpp
+++ b/src/plugins/bineditor/bineditorplugin.cpp
@@ -404,18 +404,18 @@ public:
         updateCursorPosition(widget->cursorPosition());
     }
 
-    ~BinEditor()
+    ~BinEditor() override
     {
         delete m_widget;
     }
 
-    bool open(QString *errorString, const QString &fileName, const QString &realFileName) {
+    bool open(QString *errorString, const QString &fileName, const QString &realFileName) override {
         QTC_ASSERT(fileName == realFileName, return false); // The bineditor can do no autosaving
         return m_file->open(errorString, fileName);
     }
-    IDocument *document() { return m_file; }
+    IDocument *document() override { return m_file; }
 
-    QWidget *toolBar() { return m_toolBar; }
+    QWidget *toolBar() override { return m_toolBar; }
 
 private slots:
     void updateCursorPosition(int position) {
diff --git a/src/plugins/clearcase/clearcaseeditor.h b/src/plugins/clearcase/clearcaseeditor.h
index ad21b4db10..c2f7860e93 100644
--- a/src/plugins/clearcase/clearcaseeditor.h
+++ b/src/plugins/clearcase/clearcaseeditor.h
@@ -47,9 +47,10 @@ public:
     ClearCaseEditorWidget();
 
 private:
-    QSet<QString> annotationChanges() const;
-    QString changeUnderCursor(const QTextCursor &) const;
-    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(const QSet<QString> &changes) const;
+    QSet<QString> annotationChanges() const override;
+    QString changeUnderCursor(const QTextCursor &) const override;
+    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(
+            const QSet<QString> &changes) const override;
 
     QRegExp m_versionNumberPattern;
 };
diff --git a/src/plugins/clearcase/clearcasesubmiteditor.h b/src/plugins/clearcase/clearcasesubmiteditor.h
index 7324aa0077..1683abed3f 100644
--- a/src/plugins/clearcase/clearcasesubmiteditor.h
+++ b/src/plugins/clearcase/clearcasesubmiteditor.h
@@ -54,7 +54,7 @@ public:
     void setIsUcm(bool isUcm);
 
 protected:
-    QByteArray fileContents() const;
+    QByteArray fileContents() const override;
 
 };
 
diff --git a/src/plugins/cmakeprojectmanager/cmakeeditor.cpp b/src/plugins/cmakeprojectmanager/cmakeeditor.cpp
index 967f23946c..7adf84ce76 100644
--- a/src/plugins/cmakeprojectmanager/cmakeeditor.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakeeditor.cpp
@@ -148,8 +148,8 @@ public:
 
 private:
     bool save(const QString &fileName = QString());
-    Link findLinkAt(const QTextCursor &cursor, bool resolveTarget = true, bool inNextSplit = false);
-    void contextMenuEvent(QContextMenuEvent *e);
+    Link findLinkAt(const QTextCursor &cursor, bool resolveTarget = true, bool inNextSplit = false) override;
+    void contextMenuEvent(QContextMenuEvent *e) override;
 };
 
 void CMakeEditorWidget::contextMenuEvent(QContextMenuEvent *e)
diff --git a/src/plugins/cmakeprojectmanager/cmakeeditor.h b/src/plugins/cmakeprojectmanager/cmakeeditor.h
index d8bdb28918..a1dc95a4f3 100644
--- a/src/plugins/cmakeprojectmanager/cmakeeditor.h
+++ b/src/plugins/cmakeprojectmanager/cmakeeditor.h
@@ -47,8 +47,8 @@ class CMakeEditor : public TextEditor::BaseTextEditor
 public:
     CMakeEditor();
 
-    void finalizeInitialization();
-    QString contextHelpId() const;
+    void finalizeInitialization() override;
+    QString contextHelpId() const override;
 
     friend class CMakeEditorWidget;
 };
diff --git a/src/plugins/cppeditor/cppeditor.h b/src/plugins/cppeditor/cppeditor.h
index e1a12e36ff..41002e7779 100644
--- a/src/plugins/cppeditor/cppeditor.h
+++ b/src/plugins/cppeditor/cppeditor.h
@@ -65,7 +65,7 @@ class CppEditorWidget : public TextEditor::TextEditorWidget
 
 public:
     CppEditorWidget();
-    ~CppEditorWidget();
+    ~CppEditorWidget() override;
 
     CppEditorDocument *cppEditorDocument() const;
     CppTools::CppEditorOutline *outline() const;
diff --git a/src/plugins/cvs/cvseditor.h b/src/plugins/cvs/cvseditor.h
index 0628591df7..d2cecfe1a6 100644
--- a/src/plugins/cvs/cvseditor.h
+++ b/src/plugins/cvs/cvseditor.h
@@ -46,10 +46,11 @@ public:
     CvsEditorWidget();
 
 private:
-    QSet<QString> annotationChanges() const;
-    QString changeUnderCursor(const QTextCursor &) const;
-    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(const QSet<QString> &changes) const;
-    QStringList annotationPreviousVersions(const QString &revision) const;
+    QSet<QString> annotationChanges() const override;
+    QString changeUnderCursor(const QTextCursor &) const override;
+    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(
+            const QSet<QString> &changes) const override;
+    QStringList annotationPreviousVersions(const QString &revision) const override;
 
     mutable QRegExp m_revisionAnnotationPattern;
     mutable QRegExp m_revisionLogPattern;
diff --git a/src/plugins/designer/formeditorw.cpp b/src/plugins/designer/formeditorw.cpp
index d1ac199e04..e3820ef0cc 100644
--- a/src/plugins/designer/formeditorw.cpp
+++ b/src/plugins/designer/formeditorw.cpp
@@ -120,7 +120,7 @@ class DesignerXmlEditorWidget : public TextEditor::TextEditorWidget
 public:
     DesignerXmlEditorWidget() {}
 
-    void finalizeInitialization()
+    void finalizeInitialization() override
     {
         setReadOnly(true);
     }
diff --git a/src/plugins/diffeditor/diffeditor.cpp b/src/plugins/diffeditor/diffeditor.cpp
index 5a08be7445..5ca2a1f041 100644
--- a/src/plugins/diffeditor/diffeditor.cpp
+++ b/src/plugins/diffeditor/diffeditor.cpp
@@ -93,17 +93,17 @@ class DescriptionEditorWidget : public TextEditorWidget
     Q_OBJECT
 public:
     DescriptionEditorWidget(QWidget *parent = 0);
-    virtual QSize sizeHint() const;
+    virtual QSize sizeHint() const override;
 
 signals:
     void requestBranchList();
 
 protected:
-    void mouseMoveEvent(QMouseEvent *e);
-    void mouseReleaseEvent(QMouseEvent *e);
+    void mouseMoveEvent(QMouseEvent *e) override;
+    void mouseReleaseEvent(QMouseEvent *e) override;
 
-    void setDisplaySettings(const DisplaySettings &ds);
-    void setMarginSettings(const MarginSettings &ms);
+    void setDisplaySettings(const DisplaySettings &ds) override;
+    void setMarginSettings(const MarginSettings &ms) override;
 
     bool findContentsUnderCursor(const QTextCursor &cursor);
     void highlightCurrentContents();
diff --git a/src/plugins/diffeditor/diffeditor.h b/src/plugins/diffeditor/diffeditor.h
index 9987571229..350e657799 100644
--- a/src/plugins/diffeditor/diffeditor.h
+++ b/src/plugins/diffeditor/diffeditor.h
@@ -60,16 +60,16 @@ class DiffEditor : public Core::IEditor
 
 public:
     DiffEditor(DiffEditorDocument *doc);
-    ~DiffEditor();
+    ~DiffEditor() override;
 
-    Core::IEditor *duplicate();
+    Core::IEditor *duplicate() override;
 
     bool open(QString *errorString,
               const QString &fileName,
-              const QString &realFileName);
-    Core::IDocument *document();
+              const QString &realFileName) override;
+    Core::IDocument *document() override;
 
-    QWidget *toolBar();
+    QWidget *toolBar() override;
 
 private slots:
     void documentHasChanged();
diff --git a/src/plugins/diffeditor/selectabletexteditorwidget.h b/src/plugins/diffeditor/selectabletexteditorwidget.h
index 814338c6fd..4fd515a6dd 100644
--- a/src/plugins/diffeditor/selectabletexteditorwidget.h
+++ b/src/plugins/diffeditor/selectabletexteditorwidget.h
@@ -53,7 +53,7 @@ class SelectableTextEditorWidget : public TextEditor::TextEditorWidget
     Q_OBJECT
 public:
     SelectableTextEditorWidget(Core::Id id, QWidget *parent = 0);
-    ~SelectableTextEditorWidget();
+    ~SelectableTextEditorWidget() override;
     void setSelections(const QMap<int, QList<DiffSelection> > &selections);
 
 private:
@@ -61,7 +61,7 @@ private:
                     const QTextBlock &block,
                     const QPointF &offset,
                     const QVector<QTextLayout::FormatRange> &selections,
-                    const QRect &clipRect) const;
+                    const QRect &clipRect) const override;
 
     // block number, list of ranges
     // DiffSelection.start - can be -1 (continues from the previous line)
diff --git a/src/plugins/diffeditor/sidebysidediffeditorwidget.cpp b/src/plugins/diffeditor/sidebysidediffeditorwidget.cpp
index 633f04db59..ce218a52fb 100644
--- a/src/plugins/diffeditor/sidebysidediffeditorwidget.cpp
+++ b/src/plugins/diffeditor/sidebysidediffeditorwidget.cpp
@@ -104,7 +104,7 @@ public:
     void restoreState();
 
 public slots:
-    void setDisplaySettings(const DisplaySettings &ds);
+    void setDisplaySettings(const DisplaySettings &ds) override;
 
 signals:
     void jumpToOriginalFileRequested(int diffFileIndex,
@@ -115,21 +115,21 @@ signals:
                               int chunkIndex);
 
 protected:
-    virtual int extraAreaWidth(int *markWidthPtr = 0) const {
+    int extraAreaWidth(int *markWidthPtr = 0) const override {
         return SelectableTextEditorWidget::extraAreaWidth(markWidthPtr);
     }
-    void applyFontSettings();
-
-    virtual QString lineNumber(int blockNumber) const;
-    virtual int lineNumberDigits() const;
-    virtual bool selectionVisible(int blockNumber) const;
-    virtual bool replacementVisible(int blockNumber) const;
-    QColor replacementPenColor(int blockNumber) const;
-    virtual QString plainTextFromSelection(const QTextCursor &cursor) const;
-    void mouseDoubleClickEvent(QMouseEvent *e);
-    void contextMenuEvent(QContextMenuEvent *e);
-    virtual void paintEvent(QPaintEvent *e);
-    virtual void scrollContentsBy(int dx, int dy);
+    void applyFontSettings() override;
+
+    QString lineNumber(int blockNumber) const override;
+    int lineNumberDigits() const override;
+    bool selectionVisible(int blockNumber) const override;
+    bool replacementVisible(int blockNumber) const override;
+    QColor replacementPenColor(int blockNumber) const override;
+    QString plainTextFromSelection(const QTextCursor &cursor) const override;
+    void mouseDoubleClickEvent(QMouseEvent *e) override;
+    void contextMenuEvent(QContextMenuEvent *e) override;
+    void paintEvent(QPaintEvent *e) override;
+    void scrollContentsBy(int dx, int dy) override;
 
 private:
     void paintSeparator(QPainter &painter, QColor &color, const QString &text,
diff --git a/src/plugins/diffeditor/unifieddiffeditorwidget.h b/src/plugins/diffeditor/unifieddiffeditorwidget.h
index 19582e7249..de5ccdfcd4 100644
--- a/src/plugins/diffeditor/unifieddiffeditorwidget.h
+++ b/src/plugins/diffeditor/unifieddiffeditorwidget.h
@@ -74,13 +74,13 @@ signals:
     void currentDiffFileIndexChanged(int index);
 
 public slots:
-    void setDisplaySettings(const TextEditor::DisplaySettings &ds);
+    void setDisplaySettings(const TextEditor::DisplaySettings &ds) override;
 
 protected:
-    void mouseDoubleClickEvent(QMouseEvent *e);
-    void contextMenuEvent(QContextMenuEvent *e);
-    QString lineNumber(int blockNumber) const;
-    int lineNumberDigits() const;
+    void mouseDoubleClickEvent(QMouseEvent *e) override;
+    void contextMenuEvent(QContextMenuEvent *e) override;
+    QString lineNumber(int blockNumber) const override;
+    int lineNumberDigits() const override;
 
 private slots:
     void setFontSettings(const TextEditor::FontSettings &fontSettings);
diff --git a/src/plugins/git/gitsubmiteditor.h b/src/plugins/git/gitsubmiteditor.h
index 2aba05a621..1d27bbb4d4 100644
--- a/src/plugins/git/gitsubmiteditor.h
+++ b/src/plugins/git/gitsubmiteditor.h
@@ -52,7 +52,7 @@ class GitSubmitEditor : public VcsBase::VcsBaseSubmitEditor
     Q_OBJECT
 public:
     explicit GitSubmitEditor(const VcsBase::VcsBaseSubmitEditorParameters *parameters);
-    ~GitSubmitEditor();
+    ~GitSubmitEditor() override;
 
     void setCommitData(const CommitData &);
     GitSubmitEditorPanelData panelData() const;
diff --git a/src/plugins/glsleditor/glsleditor.cpp b/src/plugins/glsleditor/glsleditor.cpp
index b71b5f5a7a..bef941344d 100644
--- a/src/plugins/glsleditor/glsleditor.cpp
+++ b/src/plugins/glsleditor/glsleditor.cpp
@@ -122,7 +122,7 @@ public:
 
     QSet<QString> identifiers() const;
 
-    AssistInterface *createAssistInterface(AssistKind assistKind, AssistReason reason) const;
+    AssistInterface *createAssistInterface(AssistKind assistKind, AssistReason reason) const override;
 
 private:
     void updateDocumentNow();
diff --git a/src/plugins/imageviewer/imageviewer.h b/src/plugins/imageviewer/imageviewer.h
index 63d94407dd..5540a275cb 100644
--- a/src/plugins/imageviewer/imageviewer.h
+++ b/src/plugins/imageviewer/imageviewer.h
@@ -53,13 +53,13 @@ class ImageViewer : public Core::IEditor
 
 public:
     explicit ImageViewer(QWidget *parent = 0);
-    ~ImageViewer();
+    ~ImageViewer() override;
 
-    bool open(QString *errorString, const QString &fileName, const QString &realFileName);
-    Core::IDocument *document();
-    QWidget *toolBar();
+    bool open(QString *errorString, const QString &fileName, const QString &realFileName) override;
+    Core::IDocument *document() override;
+    QWidget *toolBar() override;
 
-    IEditor *duplicate();
+    IEditor *duplicate() override;
 
 public slots:
     void imageSizeUpdated(const QSize &size);
diff --git a/src/plugins/mercurial/mercurialeditor.h b/src/plugins/mercurial/mercurialeditor.h
index b42bff0c4e..93083a1456 100644
--- a/src/plugins/mercurial/mercurialeditor.h
+++ b/src/plugins/mercurial/mercurialeditor.h
@@ -45,11 +45,12 @@ public:
     MercurialEditorWidget();
 
 private:
-    QSet<QString> annotationChanges() const;
-    QString changeUnderCursor(const QTextCursor &cursor) const;
-    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(const QSet<QString> &changes) const;
-    QString decorateVersion(const QString &revision) const;
-    QStringList annotationPreviousVersions(const QString &revision) const;
+    QSet<QString> annotationChanges() const override;
+    QString changeUnderCursor(const QTextCursor &cursor) const override;
+    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(
+            const QSet<QString> &changes) const override;
+    QString decorateVersion(const QString &revision) const override;
+    QStringList annotationPreviousVersions(const QString &revision) const override;
 
     mutable QRegExp exactIdentifier12;
     mutable QRegExp exactIdentifier40;
diff --git a/src/plugins/perforce/perforceeditor.h b/src/plugins/perforce/perforceeditor.h
index 41a89a0080..b79b08517a 100644
--- a/src/plugins/perforce/perforceeditor.h
+++ b/src/plugins/perforce/perforceeditor.h
@@ -46,11 +46,12 @@ public:
     PerforceEditorWidget();
 
 private:
-    QSet<QString> annotationChanges() const;
-    QString changeUnderCursor(const QTextCursor &) const;
-    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(const QSet<QString> &changes) const;
-    QString findDiffFile(const QString &f) const;
-    QStringList annotationPreviousVersions(const QString &v) const;
+    QSet<QString> annotationChanges() const override;
+    QString changeUnderCursor(const QTextCursor &) const override;
+    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(
+            const QSet<QString> &changes) const override;
+    QString findDiffFile(const QString &f) const override;
+    QStringList annotationPreviousVersions(const QString &v) const override;
 
     mutable QRegExp m_changeNumberPattern;
 };
diff --git a/src/plugins/perforce/perforcesubmiteditor.h b/src/plugins/perforce/perforcesubmiteditor.h
index 97e6194acc..4dff183fa3 100644
--- a/src/plugins/perforce/perforcesubmiteditor.h
+++ b/src/plugins/perforce/perforcesubmiteditor.h
@@ -65,8 +65,8 @@ public:
     static QString fileFromChangeLine(const QString &line);
 
 protected:
-    QByteArray fileContents() const;
-    bool setFileContents(const QByteArray &contents);
+    QByteArray fileContents() const override;
+    bool setFileContents(const QByteArray &contents) override;
 
 private:
     inline PerforceSubmitEditorWidget *submitEditorWidget();
diff --git a/src/plugins/qmakeprojectmanager/profileeditor.cpp b/src/plugins/qmakeprojectmanager/profileeditor.cpp
index 66d92e1791..95fec5f4b6 100644
--- a/src/plugins/qmakeprojectmanager/profileeditor.cpp
+++ b/src/plugins/qmakeprojectmanager/profileeditor.cpp
@@ -65,8 +65,8 @@ public:
 
 protected:
     virtual Link findLinkAt(const QTextCursor &, bool resolveTarget = true,
-                            bool inNextSplit = false);
-    void contextMenuEvent(QContextMenuEvent *);
+                            bool inNextSplit = false) override;
+    void contextMenuEvent(QContextMenuEvent *) override;
 };
 
 static bool isValidFileNameChar(const QChar &c)
diff --git a/src/plugins/qmljseditor/qmljseditor.h b/src/plugins/qmljseditor/qmljseditor.h
index 475aa62ff3..b27029cd17 100644
--- a/src/plugins/qmljseditor/qmljseditor.h
+++ b/src/plugins/qmljseditor/qmljseditor.h
@@ -67,14 +67,14 @@ class QmlJSEditorWidget : public TextEditor::TextEditorWidget
 public:
     QmlJSEditorWidget();
 
-    void finalizeInitialization();
+    void finalizeInitialization() override;
 
     QmlJSEditorDocument *qmlJsEditorDocument() const;
 
     QModelIndex outlineModelIndex();
 
     TextEditor::AssistInterface *createAssistInterface(TextEditor::AssistKind assistKind,
-                                                        TextEditor::AssistReason reason) const;
+                           TextEditor::AssistReason reason) const override;
 
     void inspectElementUnderCursor() const;
 
@@ -103,18 +103,18 @@ private slots:
     void updateCodeWarnings(QmlJS::Document::Ptr doc);
 
 protected:
-    void contextMenuEvent(QContextMenuEvent *e);
-    bool event(QEvent *e);
-    void wheelEvent(QWheelEvent *event);
-    void resizeEvent(QResizeEvent *event);
-    void scrollContentsBy(int dx, int dy);
-    void applyFontSettings();
+    void contextMenuEvent(QContextMenuEvent *e) override;
+    bool event(QEvent *e) override;
+    void wheelEvent(QWheelEvent *event) override;
+    void resizeEvent(QResizeEvent *event) override;
+    void scrollContentsBy(int dx, int dy) override;
+    void applyFontSettings() override;
     void createToolBar();
     TextEditor::TextEditorWidget::Link findLinkAt(const QTextCursor &cursor,
                                                       bool resolveTarget = true,
-                                                      bool inNextSplit = false);
-    QString foldReplacementText(const QTextBlock &block) const;
-    void onRefactorMarkerClicked(const TextEditor::RefactorMarker &marker);
+                                                      bool inNextSplit = false) override;
+    QString foldReplacementText(const QTextBlock &block) const override;
+    void onRefactorMarkerClicked(const TextEditor::RefactorMarker &marker) override;
 
 private:
     bool isClosingBrace(const QList<QmlJS::Token> &tokens) const;
@@ -151,7 +151,7 @@ class QmlJSEditor : public TextEditor::BaseTextEditor
 public:
     QmlJSEditor();
 
-    bool isDesignModePreferred() const;
+    bool isDesignModePreferred() const override;
 };
 
 class QmlJSEditorFactory : public TextEditor::TextEditorFactory
diff --git a/src/plugins/resourceeditor/resourceeditorw.h b/src/plugins/resourceeditor/resourceeditorw.h
index 18ed3af2a2..2e18032e78 100644
--- a/src/plugins/resourceeditor/resourceeditorw.h
+++ b/src/plugins/resourceeditor/resourceeditorw.h
@@ -92,12 +92,12 @@ public:
     ResourceEditorW(const Core::Context &context,
                    ResourceEditorPlugin *plugin,
                    QWidget *parent = 0);
-    ~ResourceEditorW();
+    ~ResourceEditorW() override;
 
     // IEditor
-    bool open(QString *errorString, const QString &fileName, const QString &realFileName);
-    Core::IDocument *document() { return m_resourceDocument; }
-    QWidget *toolBar();
+    bool open(QString *errorString, const QString &fileName, const QString &realFileName) override;
+    Core::IDocument *document() override { return m_resourceDocument; }
+    QWidget *toolBar() override;
 
 private slots:
     void onUndoStackChanged(bool canUndo, bool canRedo);
diff --git a/src/plugins/subversion/subversioneditor.h b/src/plugins/subversion/subversioneditor.h
index 498a3ebfac..0bb5771ec2 100644
--- a/src/plugins/subversion/subversioneditor.h
+++ b/src/plugins/subversion/subversioneditor.h
@@ -46,10 +46,11 @@ public:
     SubversionEditorWidget();
 
 private:
-    QSet<QString> annotationChanges() const;
-    QString changeUnderCursor(const QTextCursor &) const;
-    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(const QSet<QString> &changes) const;
-    QStringList annotationPreviousVersions(const QString &) const;
+    QSet<QString> annotationChanges() const override;
+    QString changeUnderCursor(const QTextCursor &) const override;
+    VcsBase::BaseAnnotationHighlighter *createAnnotationHighlighter(
+            const QSet<QString> &changes) const override;
+    QStringList annotationPreviousVersions(const QString &) const override;
 
     QRegularExpression m_changeNumberPattern;
     QRegularExpression m_revisionNumberPattern;
diff --git a/src/plugins/subversion/subversionsubmiteditor.h b/src/plugins/subversion/subversionsubmiteditor.h
index afba027936..a7d391fdfd 100644
--- a/src/plugins/subversion/subversionsubmiteditor.h
+++ b/src/plugins/subversion/subversionsubmiteditor.h
@@ -51,8 +51,8 @@ public:
 
     void setStatusList(const QList<StatusFilePair> &statusOutput);
 
-    QByteArray fileContents() const;
-    bool setFileContents(const QByteArray &contents);
+    QByteArray fileContents() const override;
+    bool setFileContents(const QByteArray &contents) override;
 };
 
 } // namespace Internal
diff --git a/src/plugins/texteditor/plaintexteditorfactory.cpp b/src/plugins/texteditor/plaintexteditorfactory.cpp
index 40a892fdab..9d53be645a 100644
--- a/src/plugins/texteditor/plaintexteditorfactory.cpp
+++ b/src/plugins/texteditor/plaintexteditorfactory.cpp
@@ -51,7 +51,7 @@ class PlainTextEditorWidget : public TextEditorWidget
 {
 public:
     PlainTextEditorWidget() {}
-    void finalizeInitialization()
+    void finalizeInitialization() override
     {
         textDocument()->setMimeType(QLatin1String(Constants::C_TEXTEDITOR_MIMETYPE_TEXT));
     }
diff --git a/src/plugins/texteditor/snippets/snippeteditor.h b/src/plugins/texteditor/snippets/snippeteditor.h
index 8d99a53a9c..85c5667cbf 100644
--- a/src/plugins/texteditor/snippets/snippeteditor.h
+++ b/src/plugins/texteditor/snippets/snippeteditor.h
@@ -47,9 +47,9 @@ signals:
     void snippetContentChanged();
 
 protected:
-    virtual void focusOutEvent(QFocusEvent *event);
+    virtual void focusOutEvent(QFocusEvent *event) override;
 
-    virtual int extraAreaWidth(int * /* markWidthPtr */ = 0) const { return 0; }
+    virtual int extraAreaWidth(int * /* markWidthPtr */ = 0) const override { return 0; }
 };
 
 } // namespace TextEditor
diff --git a/src/plugins/texteditor/texteditor.h b/src/plugins/texteditor/texteditor.h
index 9df1fab3a4..30c2252496 100644
--- a/src/plugins/texteditor/texteditor.h
+++ b/src/plugins/texteditor/texteditor.h
@@ -149,21 +149,21 @@ public:
     void addContext(Core::Id id);
 
     // IEditor
-    Core::IDocument *document();
-    bool open(QString *errorString, const QString &fileName, const QString &realFileName);
+    Core::IDocument *document() override;
+    bool open(QString *errorString, const QString &fileName, const QString &realFileName) override;
 
-    IEditor *duplicate();
+    IEditor *duplicate() override;
 
-    QByteArray saveState() const;
-    bool restoreState(const QByteArray &state);
-    QWidget *toolBar();
+    QByteArray saveState() const override;
+    bool restoreState(const QByteArray &state) override;
+    QWidget *toolBar() override;
 
-    QString contextHelpId() const; // from IContext
-    void setContextHelpId(const QString &id);
+    QString contextHelpId() const override; // from IContext
+    void setContextHelpId(const QString &id) override;
 
-    int currentLine() const;
-    int currentColumn() const;
-    void gotoLine(int line, int column = 0, bool centerLine = true);
+    int currentLine() const override;
+    int currentColumn() const override;
+    void gotoLine(int line, int column = 0, bool centerLine = true) override;
 
     /*! Returns the amount of visible columns (in characters) in the editor */
     int columnCount() const;
@@ -205,7 +205,7 @@ class TEXTEDITOR_EXPORT TextEditorWidget : public QPlainTextEdit
 
 public:
     TextEditorWidget(QWidget *parent = 0);
-    ~TextEditorWidget();
+    ~TextEditorWidget() override;
 
     void setTextDocument(const QSharedPointer<TextDocument> &doc);
     TextDocument *textDocument() const;
@@ -488,34 +488,34 @@ signals:
 
 protected:
     QTextBlock blockForVisibleRow(int row) const;
-    bool event(QEvent *e);
-    void inputMethodEvent(QInputMethodEvent *e);
-    void keyPressEvent(QKeyEvent *e);
-    void wheelEvent(QWheelEvent *e);
-    void changeEvent(QEvent *e);
-    void focusInEvent(QFocusEvent *e);
-    void focusOutEvent(QFocusEvent *e);
-    void showEvent(QShowEvent *);
-    bool viewportEvent(QEvent *event);
-    void resizeEvent(QResizeEvent *);
-    void paintEvent(QPaintEvent *);
+    bool event(QEvent *e) override;
+    void inputMethodEvent(QInputMethodEvent *e) override;
+    void keyPressEvent(QKeyEvent *e) override;
+    void wheelEvent(QWheelEvent *e) override;
+    void changeEvent(QEvent *e) override;
+    void focusInEvent(QFocusEvent *e) override;
+    void focusOutEvent(QFocusEvent *e) override;
+    void showEvent(QShowEvent *) override;
+    bool viewportEvent(QEvent *event) override;
+    void resizeEvent(QResizeEvent *) override;
+    void paintEvent(QPaintEvent *) override;
     virtual void paintBlock(QPainter *painter,
                             const QTextBlock &block,
                             const QPointF &offset,
                             const QVector<QTextLayout::FormatRange> &selections,
                             const QRect &clipRect) const;
-    void timerEvent(QTimerEvent *);
-    void mouseMoveEvent(QMouseEvent *);
-    void mousePressEvent(QMouseEvent *);
-    void mouseReleaseEvent(QMouseEvent *);
-    void mouseDoubleClickEvent(QMouseEvent *);
-    void leaveEvent(QEvent *);
-    void keyReleaseEvent(QKeyEvent *);
-    void dragEnterEvent(QDragEnterEvent *e);
-
-    QMimeData *createMimeDataFromSelection() const;
-    bool canInsertFromMimeData(const QMimeData *source) const;
-    void insertFromMimeData(const QMimeData *source);
+    void timerEvent(QTimerEvent *) override;
+    void mouseMoveEvent(QMouseEvent *) override;
+    void mousePressEvent(QMouseEvent *) override;
+    void mouseReleaseEvent(QMouseEvent *) override;
+    void mouseDoubleClickEvent(QMouseEvent *) override;
+    void leaveEvent(QEvent *) override;
+    void keyReleaseEvent(QKeyEvent *) override;
+    void dragEnterEvent(QDragEnterEvent *e) override;
+
+    QMimeData *createMimeDataFromSelection() const override;
+    bool canInsertFromMimeData(const QMimeData *source) const override;
+    void insertFromMimeData(const QMimeData *source) override;
 
     virtual QString plainTextFromSelection(const QTextCursor &cursor) const;
     static QString convertToPlainText(const QString &txt);
diff --git a/src/plugins/vcsbase/vcsbaseeditor.h b/src/plugins/vcsbase/vcsbaseeditor.h
index 8aaf906fb7..29b30d0c6f 100644
--- a/src/plugins/vcsbase/vcsbaseeditor.h
+++ b/src/plugins/vcsbase/vcsbaseeditor.h
@@ -132,7 +132,7 @@ public:
     static Core::IEditor* locateEditorByTag(const QString &tag);
     static QString editorTag(EditorContentType t, const QString &workingDirectory, const QStringList &files,
                              const QString &revision = QString());
-    void finalizeInitialization();
+    void finalizeInitialization() override;
 signals:
     void describeRequested(const QString &source, const QString &change);
     void annotateRevisionRequested(const QString &workingDirectory, const QString &file,
@@ -161,7 +161,7 @@ protected:
     virtual QString fileNameForLine(int line) const;
 
 public:
-    void finalizeInitialization();
+    void finalizeInitialization() override;
     // FIXME: Consolidate these into finalizeInitialization
     void setDescribeSlot(QObject *describeReceiver, const char *describeSlot);
     // void
@@ -169,7 +169,7 @@ public:
     //
     void setParameters(const VcsBaseEditorParameters *parameters);
 
-    ~VcsBaseEditorWidget();
+    ~VcsBaseEditorWidget() override;
 
     /* Force read-only: Make it a read-only, temporary file.
      * Should be set to true by version control views. It is not on
@@ -230,11 +230,11 @@ public slots:
     void reportCommandFinished(bool ok, int exitCode, const QVariant &data);
 
 protected:
-    void contextMenuEvent(QContextMenuEvent *e);
-    void mouseMoveEvent(QMouseEvent *e);
-    void mouseReleaseEvent(QMouseEvent *e);
-    void mouseDoubleClickEvent(QMouseEvent *e);
-    void keyPressEvent(QKeyEvent *);
+    void contextMenuEvent(QContextMenuEvent *e) override;
+    void mouseMoveEvent(QMouseEvent *e) override;
+    void mouseReleaseEvent(QMouseEvent *e) override;
+    void mouseDoubleClickEvent(QMouseEvent *e) override;
+    void keyPressEvent(QKeyEvent *) override;
 
 private slots:
     void slotActivateAnnotation();
diff --git a/src/plugins/vcsbase/vcsbasesubmiteditor.h b/src/plugins/vcsbase/vcsbasesubmiteditor.h
index 5bfbf38a52..ec9aacdd1c 100644
--- a/src/plugins/vcsbase/vcsbasesubmiteditor.h
+++ b/src/plugins/vcsbase/vcsbasesubmiteditor.h
@@ -82,7 +82,7 @@ public:
     void unregisterActions(QAction *editorUndoAction,  QAction *editorRedoAction,
                            QAction *submitAction = 0, QAction *diffAction = 0);
 
-    ~VcsBaseSubmitEditor();
+    ~VcsBaseSubmitEditor() override;
 
     // A utility routine to be called when closing a submit editor.
     // Runs checks on the message and prompts according to configuration.
@@ -114,10 +114,10 @@ public:
     void setCheckScriptWorkingDirectory(const QString &);
 
     // Core::IEditor
-    bool open(QString *errorString, const QString &fileName, const QString &realFileName);
-    Core::IDocument *document();
+    bool open(QString *errorString, const QString &fileName, const QString &realFileName) override;
+    Core::IDocument *document() override;
 
-    QWidget *toolBar();
+    QWidget *toolBar() override;
 
     QStringList checkedFiles() const;