std::unique_ptr< _Tp, _Dp >(3cxx) | std::unique_ptr< _Tp, _Dp >(3cxx) |
NAME¶
std::unique_ptr< _Tp, _Dp > -
SYNOPSIS¶
Public Types¶
typedef _Dp deleter_type
typedef _Tp element_type
typedef _Pointer::type pointer
Public Member Functions¶
constexpr unique_ptr () noexcept
unique_ptr (pointer __p) noexcept
unique_ptr (pointer __p, typename conditional<
is_reference< deleter_type >::value, deleter_type, const
deleter_type &>::type __d) noexcept
unique_ptr (pointer __p, typename remove_reference< deleter_type
>::type &&__d) noexcept
constexpr unique_ptr (nullptr_t) noexcept
unique_ptr (unique_ptr &&__u) noexcept
template<typename _Up , typename _Ep , typename = _Require<
is_convertible<typename unique_ptr<_Up, _Ep>::pointer,
pointer>, __not_<is_array<_Up>>, typename
conditional<is_reference<_Dp>::value, is_same<_Ep,
_Dp>, is_convertible<_Ep, _Dp>>::type>>
unique_ptr (unique_ptr< _Up, _Ep > &&__u)
noexcept
template<typename _Up , typename > unique_ptr
(auto_ptr< _Up > &&__u) noexcept
unique_ptr (const unique_ptr &)=delete
~unique_ptr () noexcept
pointer get () const noexcept
deleter_type & get_deleter () noexcept
const deleter_type & get_deleter () const noexcept
operator bool () const noexcept
add_lvalue_reference< element_type >::type operator* () const
pointer operator-> () const noexcept
unique_ptr & operator= (unique_ptr &&__u)
noexcept
template<typename _Up , typename _Ep > enable_if< __and_<
is_convertible< typename unique_ptr< _Up, _Ep >::pointer,
pointer >, __not_< is_array< _Up > > >::value,
unique_ptr & >::type operator= (unique_ptr<
_Up, _Ep > &&__u) noexcept
unique_ptr & operator= (nullptr_t) noexcept
unique_ptr & operator= (const unique_ptr
&)=delete
pointer release () noexcept
void reset (pointer __p=pointer()) noexcept
void swap (unique_ptr &__u) noexcept
Detailed Description¶
template<typename _Tp, typename _Dp = default_delete<_Tp>>¶
class std::unique_ptr< _Tp, _Dp >" 20.7.1.2 unique_ptr for single objects.
Definition at line 129 of file unique_ptr.h.
Constructor & Destructor Documentation¶
template<typename _Tp, typename _Dp = default_delete<_Tp>> constexpr std::unique_ptr< _Tp, _Dp >::unique_ptr () [inline], [noexcept]¶
Default constructor, creates a unique_ptr that owns nothing.
Definition at line 157 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> std::unique_ptr< _Tp, _Dp >::unique_ptr (pointer __p) [inline], [explicit], [noexcept]¶
Takes ownership of a pointer.
Parameters:
The deleter will be value-initialized.
Definition at line 169 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> std::unique_ptr< _Tp, _Dp >::unique_ptr (pointer __p, typename conditional< is_reference< deleter_type >::value, deleter_type, const deleter_type &>::type __d) [inline], [noexcept]¶
Takes ownership of a pointer.
Parameters:
__d A reference to a deleter.
The deleter will be initialized with __d
Definition at line 184 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> std::unique_ptr< _Tp, _Dp >::unique_ptr (pointer __p, typename remove_reference< deleter_type >::type && __d) [inline], [noexcept]¶
Takes ownership of a pointer.
Parameters:
__d An rvalue reference to a deleter.
The deleter will be initialized with std::move(__d)
Definition at line 196 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> constexpr std::unique_ptr< _Tp, _Dp >::unique_ptr (nullptr_t) [inline], [noexcept]¶
Creates a unique_ptr that owns nothing.
Definition at line 203 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> std::unique_ptr< _Tp, _Dp >::unique_ptr (unique_ptr< _Tp, _Dp > && __u) [inline], [noexcept]¶
Move constructor.
Definition at line 208 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> template<typename _Up , typename _Ep , typename = _Require< is_convertible<typename unique_ptr<_Up, _Ep>::pointer, pointer>, __not_<is_array<_Up>>, typename conditional<is_reference<_Dp>::value, is_same<_Ep, _Dp>, is_convertible<_Ep, _Dp>>::type>> std::unique_ptr< _Tp, _Dp >::unique_ptr (unique_ptr< _Up, _Ep > && __u) [inline], [noexcept]¶
Converting constructor from another type. Requires that the pointer owned by __u is convertible to the type of pointer owned by this object, __u does not own an array, and __u has a compatible deleter type.
Definition at line 223 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> std::unique_ptr< _Tp, _Dp >::~unique_ptr () [inline], [noexcept]¶
Destructor, invokes the deleter if the stored pointer is not null.
Definition at line 235 of file unique_ptr.h.
Member Function Documentation¶
template<typename _Tp, typename _Dp = default_delete<_Tp>> pointer std::unique_ptr< _Tp, _Dp >::get (void) const [inline], [noexcept]¶
Return the stored pointer.
Definition at line 307 of file unique_ptr.h.
Referenced by std::unique_ptr< _Tp[], _Dp >::swap().
template<typename _Tp, typename _Dp = default_delete<_Tp>> deleter_type& std::unique_ptr< _Tp, _Dp >::get_deleter () [inline], [noexcept]¶
Return a reference to the stored deleter.
Definition at line 312 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> const deleter_type& std::unique_ptr< _Tp, _Dp >::get_deleter () const [inline], [noexcept]¶
Return a reference to the stored deleter.
Definition at line 317 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> std::unique_ptr< _Tp, _Dp >::operator bool () const [inline], [explicit], [noexcept]¶
Return true if the stored pointer is not null.
Definition at line 321 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> add_lvalue_reference<element_type>::type std::unique_ptr< _Tp, _Dp >::operator* () const [inline]¶
Dereference the stored pointer.
Definition at line 291 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> pointer std::unique_ptr< _Tp, _Dp >::operator-> () const [inline], [noexcept]¶
Return the stored pointer.
Definition at line 299 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> unique_ptr& std::unique_ptr< _Tp, _Dp >::operator= (unique_ptr< _Tp, _Dp > && __u) [inline], [noexcept]¶
Move assignment operator.
Parameters:
Invokes the deleter first if this object owns a pointer.
Definition at line 252 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> template<typename _Up , typename _Ep > enable_if< __and_< is_convertible<typename unique_ptr<_Up, _Ep>::pointer, pointer>, __not_<is_array<_Up> > >::value, unique_ptr&>::type std::unique_ptr< _Tp, _Dp >::operator= (unique_ptr< _Up, _Ep > && __u) [inline], [noexcept]¶
Assignment from another type.
Parameters:
Invokes the deleter first if this object owns a pointer.
Definition at line 272 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> unique_ptr& std::unique_ptr< _Tp, _Dp >::operator= (nullptr_t) [inline], [noexcept]¶
Reset the unique_ptr to empty, invoking the deleter if necessary.
Definition at line 281 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> pointer std::unique_ptr< _Tp, _Dp >::release () [inline], [noexcept]¶
Release ownership of any stored pointer.
Definition at line 328 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> void std::unique_ptr< _Tp, _Dp >::reset (pointer __p = pointer()) [inline], [noexcept]¶
Replace the stored pointer.
Parameters:
The deleter will be invoked if a pointer is already owned.
Definition at line 342 of file unique_ptr.h.
template<typename _Tp, typename _Dp = default_delete<_Tp>> void std::unique_ptr< _Tp, _Dp >::swap (unique_ptr< _Tp, _Dp > & __u) [inline], [noexcept]¶
Exchange the pointer and deleter with another object.
Definition at line 352 of file unique_ptr.h.
Referenced by std::unique_ptr< _Tp[], _Dp >::swap().
Author¶
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Fri Dec 2 2016 | libstdc++ |