+//! \ingroup Validators
+//! A class to validate a selection for Fillet constraints operation
+class PartSet_FilletSelection : public ModuleBase_SelectionValidator
+{
+public:
+ PARTSET_EXPORT virtual bool isValid(const ModuleBase_ISelection* theSelection, ModuleBase_Operation* theOperation) const;
+};
+
+//! \ingroup Validators
+//! A class to validate a selection for Angle constraints operation
+class PartSet_AngleSelection : public ModuleBase_SelectionValidator
+{
+public:
+ PARTSET_EXPORT virtual bool isValid(const ModuleBase_ISelection* theSelection, ModuleBase_Operation* theOperation) const;
+};
+
+//! \ingroup Validators
+//! A class to validate a selection for Equal constraints operation
+class PartSet_EqualSelection : public ModuleBase_SelectionValidator
+{
+public:
+ PARTSET_EXPORT virtual bool isValid(const ModuleBase_ISelection* theSelection, ModuleBase_Operation* theOperation) const;
+};
+
+//! \ingroup Validators
+//! A class to validate a selection for Collinear constraints operation
+class PartSet_CollinearSelection : public ModuleBase_SelectionValidator
+{
+public:
+ PARTSET_EXPORT virtual bool isValid(const ModuleBase_ISelection* theSelection, ModuleBase_Operation* theOperation) const;
+};
+
+//! \ingroup Validators
+//! A class to validate a selection for Middle point constraints operation
+class PartSet_MiddlePointSelection : public ModuleBase_SelectionValidator
+{
+public:
+ PARTSET_EXPORT virtual bool isValid(const ModuleBase_ISelection* theSelection, ModuleBase_Operation* theOperation) const;
+};
+
+////////////// Attribute validators ////////////////
+
+