clang-tidy: add 'override' keyword where applicable

Some instances were missed here due to those not being compiled with the
build settings I used; they can be picked out a lot easier now though.

CMake/qtSMTKViewImplementation.h.in

@@ -26,10 +26,10 @@ public:
   @ARG_CLASS_NAME@Implementation(QObject* p);
   ~@ARG_CLASS_NAME@Implementation();
 
-  virtual QString viewName() const;
+  QString viewName() const override;
 
   /// return a static constructor for derived class of qtBaseView 
-  virtual qtSMTKViewConstructor viewConstructor();
+  qtSMTKViewConstructor viewConstructor() override;
 
 protected:
   qtSMTKViewConstructor view_constructor_pointer;

doc/tutorials/implement_an_operator/implement_an_operator.h

@@ -20,10 +20,10 @@ public:
   // -- 1 --
 
   // ++ 2 ++
-  virtual bool ableToOperate() { return this->ensureSpecification(); }
+  bool ableToOperate() override { return this->ensureSpecification(); }
 
 protected:
-  virtual smtk::model::OperatorResult operateInternal();
+  smtk::model::OperatorResult operateInternal() override;
   // -- 2 --
 };
 

smtk/SystemConfig.h

@@ -27,6 +27,6 @@
 
 #define SMTK_DERIVED_TYPE(thisclass, superclass)                                                   \
   typedef superclass Superclass;                                                                   \
-  SMTK_BASE_TYPE(thisclass)
+  const char* classname() const override { return #thisclass; }
 
 #endif //__smtk_SystemConfig_h

smtk/attribute/DateTimeItem.h

@@ -31,9 +31,9 @@ class SMTKCORE_EXPORT DateTimeItem : public Item
 
 public:
   smtkTypeMacro(DateTimeItem);
-  virtual ~DateTimeItem();
-  virtual Item::Type type() const;
-  virtual bool isValid() const;
+  ~DateTimeItem() override;
+  Item::Type type() const override;
+  bool isValid() const override;
 
   std::size_t numberOfValues() const { return this->m_values.size(); }
   bool setNumberOfValues(std::size_t newSize);
@@ -44,7 +44,7 @@ public:
   }
   bool setValue(const ::smtk::common::DateTimeZonePair& val) { return this->setValue(0, val); }
   bool setValue(std::size_t element, const ::smtk::common::DateTimeZonePair& val);
-  virtual void reset();
+  void reset() override;
   virtual bool setToDefault(std::size_t elementIndex = 0);
   // Returns true if there is a default defined and the item is curently set to it
   virtual bool isUsingDefault(std::size_t elementIndex) const;
@@ -55,12 +55,12 @@ public:
 
   // Assigns this item to be equivalent to another. Options are processed by derived item classes.
   // The options are defined in Item.h. Returns true if success and false if a problem occured.
-  virtual bool assign(smtk::attribute::ConstItemPtr& sourceItem, unsigned int options = 0);
+  bool assign(smtk::attribute::ConstItemPtr& sourceItem, unsigned int options = 0) override;
 
 protected:
   DateTimeItem(Attribute* owningAttribute, int itemPosition);
   DateTimeItem(Item* owningItem, int myPosition, int mySubGroupPosition);
-  virtual bool setDefinition(smtk::attribute::ConstItemDefinitionPtr def);
+  bool setDefinition(smtk::attribute::ConstItemDefinitionPtr def) override;
   ConstDateTimeItemDefinitionPtr itemDefinition() const;
   std::vector< ::smtk::common::DateTimeZonePair> m_values;
   std::vector<bool> m_isSet;

smtk/attribute/DateTimeItemDefinition.h

@@ -31,8 +31,8 @@ public:
     return smtk::attribute::DateTimeItemDefinitionPtr(new DateTimeItemDefinition(myName));
   }
 
-  virtual ~DateTimeItemDefinition();
-  virtual Item::Type type() const;
+  ~DateTimeItemDefinition() override;
+  Item::Type type() const override;
 
   const ::smtk::common::DateTimeZonePair& defaultValue() const { return this->m_defaultValue; }
   bool setDefaultValue(const ::smtk::common::DateTimeZonePair& value);
@@ -60,12 +60,12 @@ public:
   void setEnableCalendarPopup(bool mode) { this->m_useCalendarPopup = mode; }
   bool useCalendarPopup() const { return m_useCalendarPopup; }
 
-  virtual smtk::attribute::ItemPtr buildItem(Attribute* owningAttribute, int itemPosition) const;
-  virtual smtk::attribute::ItemPtr buildItem(
-    Item* owningItem, int position, int subGroupPosition) const;
+  smtk::attribute::ItemPtr buildItem(Attribute* owningAttribute, int itemPosition) const override;
+  smtk::attribute::ItemPtr buildItem(
+    Item* owningItem, int position, int subGroupPosition) const override;
 
-  virtual smtk::attribute::ItemDefinitionPtr createCopy(
-    smtk::attribute::ItemDefinition::CopyInfo& info) const;
+  smtk::attribute::ItemDefinitionPtr createCopy(
+    smtk::attribute::ItemDefinition::CopyInfo& info) const override;
 
 protected:
   DateTimeItemDefinition(const std::string& myName);

smtk/attribute/DirectoryItem.h

@@ -31,8 +31,8 @@ class SMTKCORE_EXPORT DirectoryItem : public FileSystemItem
 
 public:
   smtkTypeMacro(DirectoryItem);
-  virtual ~DirectoryItem();
-  virtual Item::Type type() const;
+  ~DirectoryItem() override;
+  Item::Type type() const override;
 
 protected:
   DirectoryItem(Attribute* owningAttribute, int itemPosition);

smtk/attribute/DirectoryItemDefinition.h

@@ -32,16 +32,16 @@ public:
     return smtk::attribute::DirectoryItemDefinitionPtr(new DirectoryItemDefinition(myName));
   }
 
-  virtual ~DirectoryItemDefinition();
+  ~DirectoryItemDefinition() override;
 
-  virtual Item::Type type() const;
+  Item::Type type() const override;
 
-  virtual smtk::attribute::ItemPtr buildItem(Attribute* owningAttribute, int itemPosition) const;
-  virtual smtk::attribute::ItemPtr buildItem(
-    Item* owningItem, int position, int subGroupPosition) const;
+  smtk::attribute::ItemPtr buildItem(Attribute* owningAttribute, int itemPosition) const override;
+  smtk::attribute::ItemPtr buildItem(
+    Item* owningItem, int position, int subGroupPosition) const override;
 
-  virtual smtk::attribute::ItemDefinitionPtr createCopy(
-    smtk::attribute::ItemDefinition::CopyInfo& info) const;
+  smtk::attribute::ItemDefinitionPtr createCopy(
+    smtk::attribute::ItemDefinition::CopyInfo& info) const override;
 
 protected:
   DirectoryItemDefinition(const std::string& myName);

smtk/attribute/DoubleItem.h

@@ -29,14 +29,14 @@ class SMTKCORE_EXPORT DoubleItem : public ValueItemTemplate<double>
 
 public:
   smtkTypeMacro(DoubleItem);
-  virtual ~DoubleItem();
-  virtual Item::Type type() const;
+  ~DoubleItem() override;
+  Item::Type type() const override;
   // Assigns this item to be equivalent to another.  Options are processed by derived item classes
   // Returns true if success and false if a problem occured.  By default, an attribute being used by this
   // to represent an expression will be copied if needed.  Use IGNORE_EXPRESSIONS option to prevent this
   // When an expression attribute is copied, its model associations are by default not.
   // Use COPY_MODEL_ASSOCIATIONS if you want them copied as well.These options are defined in Item.h .
-  virtual bool assign(smtk::attribute::ConstItemPtr& sourceItem, unsigned int options = 0);
+  bool assign(smtk::attribute::ConstItemPtr& sourceItem, unsigned int options = 0) override;
 
 protected:
   DoubleItem(Attribute* owningAttribute, int itemPosition);

smtk/attribute/DoubleItemDefinition.h

@@ -29,14 +29,14 @@ public:
     return smtk::attribute::DoubleItemDefinitionPtr(new DoubleItemDefinition(myName));
   }
 
-  virtual ~DoubleItemDefinition();
-  virtual Item::Type type() const;
-  virtual smtk::attribute::ItemPtr buildItem(Attribute* owningAttribute, int itemPosition) const;
-  virtual smtk::attribute::ItemPtr buildItem(
-    Item* owningItem, int position, int subGroupPosition) const;
-
-  virtual smtk::attribute::ItemDefinitionPtr createCopy(
-    smtk::attribute::ItemDefinition::CopyInfo& info) const;
+  ~DoubleItemDefinition() override;
+  Item::Type type() const override;
+  smtk::attribute::ItemPtr buildItem(Attribute* owningAttribute, int itemPosition) const override;
+  smtk::attribute::ItemPtr buildItem(
+    Item* owningItem, int position, int subGroupPosition) const override;
+
+  smtk::attribute::ItemDefinitionPtr createCopy(
+    smtk::attribute::ItemDefinition::CopyInfo& info) const override;
 
 protected:
   DoubleItemDefinition(const std::string& myName);

smtk/attribute/FileItem.h

@@ -31,9 +31,9 @@ class SMTKCORE_EXPORT FileItem : public FileSystemItem
 
 public:
   smtkTypeMacro(FileItem);
-  virtual ~FileItem();
+  ~FileItem() override;
 
-  Item::Type type() const;
+  Item::Type type() const override;
 
   const std::vector<std::string>& recentValues() const { return this->m_recentValues; }
   void addRecentValue(const std::string& val);
@@ -41,7 +41,7 @@ public:
 protected:
   FileItem(Attribute* owningAttribute, int itemPosition);
   FileItem(Item* owningItem, int position, int subGroupPosition);
-  virtual bool setDefinition(smtk::attribute::ConstItemDefinitionPtr vdef);
+  bool setDefinition(smtk::attribute::ConstItemDefinitionPtr vdef) override;
 
   std::vector<std::string> m_recentValues;
 

smtk/attribute/FileItemDefinition.h

@@ -33,23 +33,23 @@ public:
     return smtk::attribute::FileItemDefinitionPtr(new FileItemDefinition(myName));
   }
 
-  virtual ~FileItemDefinition();
+  ~FileItemDefinition() override;
 
-  virtual Item::Type type() const;
-  virtual bool isValueValid(const std::string& val) const;
+  Item::Type type() const override;
+  bool isValueValid(const std::string& val) const override;
   // return the index of the filter that accepts val, or -1 if the value is
   // invalid
   int filterId(const std::string& val) const;
 
-  virtual smtk::attribute::ItemPtr buildItem(Attribute* owningAttribute, int itemPosition) const;
-  virtual smtk::attribute::ItemPtr buildItem(
-    Item* owningItem, int position, int subGroupPosition) const;
+  smtk::attribute::ItemPtr buildItem(Attribute* owningAttribute, int itemPosition) const override;
+  smtk::attribute::ItemPtr buildItem(
+    Item* owningItem, int position, int subGroupPosition) const override;
 
   const std::string& getFileFilters() const { return this->m_fileFilters; }
   void setFileFilters(const std::string& filters) { this->m_fileFilters = filters; }
 
-  virtual smtk::attribute::ItemDefinitionPtr createCopy(
-    smtk::attribute::ItemDefinition::CopyInfo& info) const;
+  smtk::attribute::ItemDefinitionPtr createCopy(
+    smtk::attribute::ItemDefinition::CopyInfo& info) const override;
 
 protected:
   FileItemDefinition(const std::string& myName);

smtk/attribute/FileSystemItem.h

@@ -33,9 +33,9 @@ public:
   typedef std::vector<std::string>::const_iterator const_iterator;
 
   smtkTypeMacro(FileSystemItem);
-  virtual ~FileSystemItem();
-  virtual Item::Type type() const = 0;
-  virtual bool isValid() const;
+  ~FileSystemItem() override;
+  Item::Type type() const override = 0;
+  bool isValid() const override;
   bool shouldBeRelative() const;
   bool shouldExist() const;
   std::size_t numberOfValues() const { return this->m_values.size(); }
@@ -48,7 +48,7 @@ public:
   bool setValue(std::size_t element, const std::string& val);
   bool appendValue(const std::string& val);
   bool removeValue(int element);
-  virtual void reset();
+  void reset() override;
   virtual bool setToDefault(std::size_t elementIndex = 0);
   // Returns true if there is a default defined and the item is curently set to it
   virtual bool isUsingDefault(std::size_t elementIndex) const;
@@ -75,12 +75,12 @@ public:
 
   // Assigns this item to be equivalent to another.  Options are processed by derived item classes
   // Returns true if success and false if a problem occured.  Does not use options.
-  virtual bool assign(smtk::attribute::ConstItemPtr& sourceItem, unsigned int options = 0);
+  bool assign(smtk::attribute::ConstItemPtr& sourceItem, unsigned int options = 0) override;
 
 protected:
   FileSystemItem(Attribute* owningAttribute, int itemPosition);
   FileSystemItem(Item* owningItem, int position, int subGroupPosition);
-  virtual bool setDefinition(smtk::attribute::ConstItemDefinitionPtr vdef);
+  bool setDefinition(smtk::attribute::ConstItemDefinitionPtr vdef) override;
   std::vector<std::string> m_values;
   std::vector<bool> m_isSet;
 

smtk/attribute/FileSystemItemDefinition.h

@@ -29,9 +29,9 @@ class SMTKCORE_EXPORT FileSystemItemDefinition : public ItemDefinition
 public:
   smtkTypeMacro(FileSystemItemDefinition);
 
-  virtual ~FileSystemItemDefinition();
+  ~FileSystemItemDefinition() override;
 
-  virtual Item::Type type() const;
+  Item::Type type() const override;
   virtual bool isValueValid(const std::string& val) const;
 
   // Returns or Sets the def's extensiblity property.  If true then items from this def
@@ -66,13 +66,13 @@ public:
   void setDefaultValue(const std::string& val);
   void unsetDefaultValue() { this->m_hasDefault = false; }
   bool hasDefault() const { return m_hasDefault; }
-  virtual smtk::attribute::ItemPtr buildItem(
-    Attribute* owningAttribute, int itemPosition) const = 0;
-  virtual smtk::attribute::ItemPtr buildItem(
-    Item* owningItem, int position, int subGroupPosition) const = 0;
+  smtk::attribute::ItemPtr buildItem(
+    Attribute* owningAttribute, int itemPosition) const override = 0;
+  smtk::attribute::ItemPtr buildItem(
+    Item* owningItem, int position, int subGroupPosition) const override = 0;
 
-  virtual smtk::attribute::ItemDefinitionPtr createCopy(
-    smtk::attribute::ItemDefinition::CopyInfo& info) const = 0;
+  smtk::attribute::ItemDefinitionPtr createCopy(
+    smtk::attribute::ItemDefinition::CopyInfo& info) const override = 0;
 
 protected:
   FileSystemItemDefinition(const std::string& myName);

smtk/attribute/GroupItem.h

@@ -53,9 +53,9 @@ public:
   typedef std::vector<std::vector<smtk::attribute::ItemPtr> >::const_iterator const_iterator;
 
   smtkTypeMacro(GroupItem);
-  virtual ~GroupItem();
-  virtual Item::Type type() const;
-  virtual bool isValid() const;
+  ~GroupItem() override;
+  Item::Type type() const override;
+  bool isValid() const override;
   std::size_t numberOfRequiredGroups() const;
   std::size_t maxNumberOfGroups() const;
   /**
@@ -65,8 +65,8 @@ public:
    * @param visitor a lambda function which would be applied on children items
    * @param activeChildren a flag indicating whether it should be applied to active children only or not
    */
-  virtual void visitChildren(
-    std::function<void(smtk::attribute::ItemPtr, bool)> visitor, bool activeChildren = true);
+  void visitChildren(std::function<void(smtk::attribute::ItemPtr, bool)> visitor,
+    bool activeChildren = true) override;
 
   bool isExtensible() const;
 
@@ -112,7 +112,7 @@ public:
   template <typename T>
   typename T::ConstPtr findAs(const std::string& name) const;
 
-  virtual void reset();
+  void reset() override;
 
   // Iterator-style access to values:
   const_iterator begin() const;
@@ -121,12 +121,12 @@ public:
   // Assigns this item to be equivalent to another.  Options are processed by derived item classes
   // Returns true if success and false if a problem occured - options are use when copying sub-items.
   // See Items.h for a description of these options.
-  virtual bool assign(smtk::attribute::ConstItemPtr& sourceItem, unsigned int options = 0);
+  bool assign(smtk::attribute::ConstItemPtr& sourceItem, unsigned int options = 0) override;
 
 protected:
   GroupItem(Attribute* owningAttribute, int itemPosition);
   GroupItem(Item* owningItem, int myPosition, int mySubGroupPosition);
-  virtual bool setDefinition(smtk::attribute::ConstItemDefinitionPtr def);
+  bool setDefinition(smtk::attribute::ConstItemDefinitionPtr def) override;
   // This method will detach all of the items directly owned by
   // this group
   void detachAllItems();

smtk/attribute/GroupItemDefinition.h

@@ -33,8 +33,8 @@ public:
     return smtk::attribute::GroupItemDefinitionPtr(new GroupItemDefinition(myName));
   }
 
-  virtual ~GroupItemDefinition();
-  virtual Item::Type type() const;
+  ~GroupItemDefinition() override;
+  Item::Type type() const override;
   std::size_t numberOfItemDefinitions() const { return this->m_itemDefs.size(); }
   smtk::attribute::ItemDefinitionPtr itemDefinition(int ith) const
   {
@@ -101,19 +101,19 @@ public:
   bool usingCommonSubGroupLabel() const { return this->m_useCommonLabel; }
   std::string subGroupLabel(std::size_t element) const;
 
-  virtual smtk::attribute::ItemPtr buildItem(Attribute* owningAttribute, int itemPosition) const;
-  virtual smtk::attribute::ItemPtr buildItem(
-    Item* owningItem, int position, int subGroupPosition) const;
+  smtk::attribute::ItemPtr buildItem(Attribute* owningAttribute, int itemPosition) const override;
+  smtk::attribute::ItemPtr buildItem(
+    Item* owningItem, int position, int subGroupPosition) const override;
   void buildGroup(smtk::attribute::GroupItem* group, int subGroupPosition) const;
-  virtual void addCategory(const std::string& category);
-  virtual void removeCategory(const std::string& category);
+  void addCategory(const std::string& category) override;
+  void removeCategory(const std::string& category) override;
 
-  virtual smtk::attribute::ItemDefinitionPtr createCopy(
-    smtk::attribute::ItemDefinition::CopyInfo& info) const;
+  smtk::attribute::ItemDefinitionPtr createCopy(
+    smtk::attribute::ItemDefinition::CopyInfo& info) const override;
 
 protected:
   GroupItemDefinition(const std::string& myname);
-  virtual void updateCategories();
+  void updateCategories() override;
   std::vector<smtk::attribute::ItemDefinitionPtr> m_itemDefs;
   std::map<std::string, int> m_itemDefPositions;
   std::vector<std::string> m_labels;

smtk/attribute/IntItem.h

@@ -29,14 +29,14 @@ class SMTKCORE_EXPORT IntItem : public ValueItemTemplate<int>
 
 public:
   smtkTypeMacro(IntItem);
-  virtual ~IntItem();
-  virtual Item::Type type() const;
+  ~IntItem() override;
+  Item::Type type() const override;
   // Assigns this item to be equivalent to another.  Options are processed by derived item classes
   // Returns true if success and false if a problem occured.  By default, an attribute being used by this
   // to represent an expression will be copied if needed.  Use IGNORE_EXPRESSIONS option to prevent this
   // When an expression attribute is copied, its model associations are by default not.
   // Use COPY_MODEL_ASSOCIATIONS if you want them copied as well.These options are defined in Item.h .
-  virtual bool assign(smtk::attribute::ConstItemPtr& sourceItem, unsigned int options = 0);