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System::Tuple< Args > Class Template Reference

Class that represents a tuple data structure. Maximum number of items is 8. More...

Inherits System::Runtime::CompilerServices::ITuple.

Public Member Functions

 Tuple (Args... args)
 Constructs a tuple object. More...
 
template<int32_t Index>
std::tuple_element< Index, tuple_t >::type get_Item () const
 Gets the value of the Tuple object's component. More...
 
bool Equals (SharedPtr< Object > obj) override
 Determines if the current and the specified objects are identical. More...
 
- Public Member Functions inherited from System::Runtime::CompilerServices::ITuple
virtual SharedPtr< Objectidx_get (int32_t index) const =0
 Returns the element at position index. More...
 
- Public Member Functions inherited from System::Object
 Object ()
 Creates object. Initializes all internal data structures. More...
 
virtual ~Object ()
 Destroys object. Frees all internal data structures. More...
 
 Object (Object const &x)
 Copy constructor. Doesn't copy anything, really, just initializes new object and enables copy constructing subclasses. More...
 
Objectoperator= (Object const &x)
 Assignment operator. Doesn't copy anything, really, just initializes new object and enables copy constructing subclasses. More...
 
ObjectSharedRefAdded ()
 Increments shared reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...
 
int SharedRefRemovedSafe ()
 Decrements and returns shared reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...
 
int RemovedSharedRefs (int count)
 Decreases shared reference count by specified value. More...
 
Detail::SmartPtrCounter * WeakRefAdded ()
 Increments weak reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...
 
void WeakRefRemoved ()
 Decrements weak reference count. Shouldn't be called directly; instead, use smart pointers or ThisProtector. More...
 
Detail::SmartPtrCounter * GetCounter ()
 Gets reference counter data structure associated with the object. More...
 
int SharedCount () const
 Gets current value of shared reference counter. More...
 
void Lock ()
 Implements C# lock() statement locking. Call directly or use LockContext sentry object. More...
 
void Unlock ()
 Implements C# lock() statement unlocking. Call directly or use LockContext sentry object. More...
 
virtual bool Equals (ptr obj)
 Compares objects using C# Object.Equals semantics. More...
 
virtual int32_t GetHashCode () const
 Analog of C# Object.GetHashCode() method. Enables hashing of custom objects. More...
 
virtual String ToString () const
 Analog of C# Object.ToString() method. Enables converting custom objects to string. More...
 
virtual ptr MemberwiseClone () const
 Analog of C# Object.MemberwiseClone() method. Enables cloning custom types. More...
 
virtual const TypeInfoGetType () const
 Gets actual type of object. Analog of C# System.Object.GetType() call. More...
 
virtual bool Is (const TypeInfo &targetType) const
 Check if object represents an instance of type described by targetType. Analog of C# 'is' operator. More...
 
virtual void SetTemplateWeakPtr (uint32_t argument)
 Set n'th template argument a weak pointer (rather than shared). Allows switching pointers in containers to weak mode. More...
 
virtual bool FastCast (const Details::FastRttiBase &helper, void **out_ptr) const
 For internal purposes only. More...
 
template<>
bool ReferenceEquals (String const &str, std::nullptr_t)
 Specialization of Object::ReferenceEquals for case of string and nullptr. More...
 
template<>
bool ReferenceEquals (String const &str1, String const &str2)
 Specialization of Object::ReferenceEquals for case of strings. More...
 

Protected Member Functions

SharedPtr< Objectidx_get (int index) const override
 Returns the element at position index. More...
 
int32_t get_Length () const override
 Returns the number of positions in this data structure. More...
 

Additional Inherited Members

- Public Types inherited from System::Object
typedef SmartPtr< Objectptr
 Alias for smart pointer type. More...
 
- Static Public Member Functions inherited from System::Object
static bool ReferenceEquals (ptr const &objA, ptr const &objB)
 Compares objects by reference. More...
 
template<typename T >
static std::enable_if<!IsSmartPtr< T >::value, bool >::type ReferenceEquals (T const &objA, T const &objB)
 Compares objects by reference. More...
 
template<typename T >
static std::enable_if<!IsSmartPtr< T >::value, bool >::type ReferenceEquals (T const &objA, std::nullptr_t)
 Reference-compares value type object with nullptr. More...
 
template<typename T1 , typename T2 >
static std::enable_if< IsSmartPtr< T1 >::value &&IsSmartPtr< T2 >::value, bool >::type Equals (T1 const &objA, T2 const &objB)
 Compares reference type objects in C# style. More...
 
template<typename T1 , typename T2 >
static std::enable_if<!IsSmartPtr< T1 >::value &&!IsSmartPtr< T2 >::value, bool >::type Equals (T1 const &objA, T2 const &objB)
 Compares value type objects in C# style. More...
 
static const TypeInfoType ()
 Implements C# typeof(System.Object) construct. More...
 
template<>
bool Equals (float const &objA, float const &objB)
 Emulates C#-style floating point comparison where two NaNs are considered equal even though according to IEC 60559:1989 NaN is not equal to any value, including NaN. More...
 
template<>
bool Equals (double const &objA, double const &objB)
 Emulates C#-style floating point comparison where two NaNs are considered equal even though according to IEC 60559:1989 NaN is not equal to any value, including NaN. More...
 

Detailed Description

template<typename ... Args>
class System::Tuple< Args >

Class that represents a tuple data structure. Maximum number of items is 8.

Template Parameters
ArgsThe tuple elements types.

Constructor & Destructor Documentation

◆ Tuple()

template<typename ... Args>
System::Tuple< Args >::Tuple ( Args...  args)
inline

Constructs a tuple object.

Parameters
argsThe arguments that are passed to the constructor of the Tuple object being constructed

Member Function Documentation

◆ Equals()

template<typename ... Args>
bool System::Tuple< Args >::Equals ( SharedPtr< Object obj)
inlineoverride

Determines if the current and the specified objects are identical.

Parameters
objAn object to compare the current object with
Returns
True if the current and the specified objects are identical, otherwise - false

◆ get_Item()

template<typename ... Args>
template<int32_t Index>
std::tuple_element<Index, tuple_t>::type System::Tuple< Args >::get_Item ( ) const
inline

Gets the value of the Tuple object's component.

Template Parameters
IndexThe number of item the class should return.

◆ get_Length()

template<typename ... Args>
int32_t System::Tuple< Args >::get_Length ( ) const
inlineoverrideprotectedvirtual

Returns the number of positions in this data structure.

Implements System::Runtime::CompilerServices::ITuple.

◆ idx_get()

template<typename ... Args>
SharedPtr<Object> System::Tuple< Args >::idx_get ( int  index) const
inlineoverrideprotected

Returns the element at position index.

Parameters
indexof the specified Tuple element.
Returns
The element at position index the Tuple