forked from enlightenment/efl
796 lines
20 KiB
C++
796 lines
20 KiB
C++
#ifndef EINA_LIST_HH_
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#define EINA_LIST_HH_
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#include <Eina.h>
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#include <eina_clone_allocators.hh>
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#include <eina_lists_auxiliary.hh>
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#include <eina_type_traits.hh>
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#include <eina_accessor.hh>
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#include <memory>
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#include <iterator>
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namespace efl { namespace eina {
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struct _ptr_list_iterator_base
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{
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typedef std::ptrdiff_t difference_type;
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typedef std::bidirectional_iterator_tag iterator_category;
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_ptr_list_iterator_base() : _list(0) {}
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_ptr_list_iterator_base(Eina_List* list, Eina_List* node)
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: _list(list), _node(node)
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{}
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protected:
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Eina_List *_list, *_node;
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};
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template <typename T>
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struct _ptr_list_iterator : _ptr_list_iterator_base
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{
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typedef typename remove_cv<T>::type value_type;
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typedef value_type* pointer;
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typedef value_type& reference;
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_ptr_list_iterator() {}
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explicit _ptr_list_iterator(Eina_List* list, Eina_List* node)
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: _ptr_list_iterator_base(list, node)
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{
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}
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_ptr_list_iterator(_ptr_list_iterator<value_type> const& other)
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: _ptr_list_iterator_base(static_cast<_ptr_list_iterator_base const&>(other))
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{
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}
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_ptr_list_iterator<T>& operator++()
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{
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_node = eina_list_next(_node);
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return *this;
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}
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_ptr_list_iterator<T> operator++(int)
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{
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_ptr_list_iterator<T> tmp(*this);
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++*this;
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return tmp;
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}
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_ptr_list_iterator<T>& operator--()
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{
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if(_node)
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_node = eina_list_prev(_node);
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else
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_node = eina_list_last(_list);
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return *this;
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}
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_ptr_list_iterator<T> operator--(int)
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{
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_ptr_list_iterator<T> tmp(*this);
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--*this;
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return tmp;
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}
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reference operator*() const
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{
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void* data = eina_list_data_get(_node);
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return *static_cast<pointer>(data);
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}
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pointer operator->() const
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{
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return &**this;
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}
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Eina_List* native_handle()
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{
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return _node;
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}
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Eina_List const* native_handle() const
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{
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return _node;
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}
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friend inline bool operator==(_ptr_list_iterator<T> lhs, _ptr_list_iterator<T> rhs)
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{
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return lhs._node == rhs._node;
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}
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friend inline bool operator!=(_ptr_list_iterator<T> lhs, _ptr_list_iterator<T> rhs)
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{
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return !(lhs == rhs);
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}
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};
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struct _ptr_list_access_traits {
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template <typename T>
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struct iterator
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{
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typedef _ptr_list_iterator<T> type;
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};
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template <typename T>
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struct const_iterator : iterator<T const> {};
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template <typename T>
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struct native_handle
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{
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typedef Eina_List* type;
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};
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template <typename T>
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struct const_native_handle
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{
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typedef Eina_List const* type;
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};
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template <typename T>
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static Eina_List* native_handle_from_const(Eina_List const* list)
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{
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return const_cast<Eina_List*>(list);
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}
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template <typename T>
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static T& back(Eina_List* list)
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{
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return *static_cast<T*>(eina_list_data_get(eina_list_last(list)));
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}
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template <typename T>
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static T const& back(Eina_List const* list)
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{
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return _ptr_list_access_traits::back<T>(const_cast<Eina_List*>(list));
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}
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template <typename T>
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static T& front(Eina_List* list)
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{
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return *static_cast<T*>(eina_list_data_get(list));
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}
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template <typename T>
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static T const& front(Eina_List const* list)
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{
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return _ptr_list_access_traits::front<T>(const_cast<Eina_List*>(list));
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}
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template <typename T>
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static _ptr_list_iterator<T> begin(Eina_List* list)
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{
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return _ptr_list_iterator<T>(list, list);
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}
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template <typename T>
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static _ptr_list_iterator<T> end(Eina_List* list)
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{
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return _ptr_list_iterator<T>(list, 0);
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}
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template <typename T>
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static _ptr_list_iterator<T const> begin(Eina_List const* list)
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{
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return _ptr_list_access_traits::begin<T>(const_cast<Eina_List*>(list));
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}
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template <typename T>
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static _ptr_list_iterator<T const> end(Eina_List const* list)
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{
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return _ptr_list_access_traits::end<T>(const_cast<Eina_List*>(list));
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}
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template <typename T>
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static std::reverse_iterator<_ptr_list_iterator<T> > rbegin(Eina_List* list)
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{
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return std::reverse_iterator<_ptr_list_iterator<T> >(_ptr_list_access_traits::begin<T>(list));
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}
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template <typename T>
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static std::reverse_iterator<_ptr_list_iterator<T> > rend(Eina_List* list)
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{
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return std::reverse_iterator<_ptr_list_iterator<T> >(_ptr_list_access_traits::end<T>(list));
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}
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template <typename T>
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static std::reverse_iterator<_ptr_list_iterator<T const> > rbegin(Eina_List const* list)
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{
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return _ptr_list_access_traits::rbegin<T>(const_cast<Eina_List*>(list));
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}
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template <typename T>
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static std::reverse_iterator<_ptr_list_iterator<T const> > rend(Eina_List const* list)
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{
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return _ptr_list_access_traits::rend<T>(const_cast<Eina_List*>(list));
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}
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template <typename T>
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static _ptr_list_iterator<T const> cbegin(Eina_List const* list)
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{
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return _ptr_list_access_traits::begin<T>(list);
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}
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template <typename T>
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static _ptr_list_iterator<T const> cend(Eina_List const* list)
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{
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return _ptr_list_access_traits::end<T>(list);
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}
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template <typename T>
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static std::reverse_iterator<_ptr_list_iterator<T const> > crbegin(Eina_List const* list)
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{
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return _ptr_list_access_traits::rbegin<T>(list);
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}
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template <typename T>
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static std::reverse_iterator<_ptr_list_iterator<T const> > crend(Eina_List const* list)
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{
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return _ptr_list_access_traits::rend<T>(list);
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}
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template <typename T>
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static eina::iterator<T> ibegin(Eina_List* list)
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{
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return eina::iterator<T>( ::eina_list_iterator_new(list) );
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}
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template <typename T>
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static eina::iterator<T> iend(Eina_List*)
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{
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return eina::iterator<T>();
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}
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template <typename T>
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static eina::iterator<T const> ibegin(Eina_List const* list)
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{
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return eina::iterator<T const>( ::eina_list_iterator_new(list) );
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}
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template <typename T>
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static eina::iterator<T const> iend(Eina_List const* list)
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{
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return eina::iterator<T const>();
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}
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template <typename T>
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static eina::iterator<T const> cibegin(Eina_List const* list)
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{
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return _ptr_list_access_traits::ibegin<T>(list);
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}
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template <typename T>
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static eina::iterator<T const> ciend(Eina_List const* list)
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{
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return _ptr_list_access_traits::iend<T>(list);
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}
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template <typename T>
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static std::size_t size(Eina_List const* list)
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{
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return eina_list_count(list);
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}
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template <typename T>
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static bool empty(Eina_List const* list)
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{
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return _ptr_list_access_traits::size<T>(list) == 0u;
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}
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};
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template <typename T>
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struct _const_range_ptr_list
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{
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typedef _ptr_list_iterator<T const> const_iterator;
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typedef const_iterator iterator;
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typedef T value_type;
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typedef T& reference;
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typedef T const& const_reference;
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typedef T* pointer;
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typedef T const* const_pointer;
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typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
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typedef const_reverse_iterator reverse_iterator;
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typedef std::size_t size_type;
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typedef std::ptrdiff_t difference_type;
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typedef Eina_List const* native_handle_type;
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typedef _const_range_ptr_list<T> _self_type;
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_const_range_ptr_list(native_handle_type list)
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: _list(list) {}
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native_handle_type native_handle() const { return _list; }
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value_type const& back() const
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{
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return _ptr_list_access_traits::back<value_type>(_list);
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}
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value_type const& front() const
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{
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return _ptr_list_access_traits::front<value_type>(_list);
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}
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const_iterator begin() const
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{
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return _ptr_list_access_traits::begin<value_type>(_list);
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}
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const_iterator end() const
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{
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return _ptr_list_access_traits::end<value_type>(_list);
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}
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const_reverse_iterator rbegin() const
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{
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return _ptr_list_access_traits::rbegin<value_type>(_list);
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}
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const_reverse_iterator rend() const
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{
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return _ptr_list_access_traits::rend<value_type>(_list);
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}
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const_iterator cbegin() const
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{
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return _ptr_list_access_traits::cbegin<value_type>(_list);
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}
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const_iterator cend() const
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{
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return _ptr_list_access_traits::cend<value_type>(_list);
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}
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const_reverse_iterator crbegin() const
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{
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return _ptr_list_access_traits::crbegin<value_type>(_list);
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}
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const_reverse_iterator crend() const
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{
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return _ptr_list_access_traits::crend<value_type>(_list);
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}
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void swap(_self_type& other)
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{
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std::swap(_list, other._list);
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}
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bool empty() const
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{
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return _ptr_list_access_traits::empty<T>(_list);
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}
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size_type size() const
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{
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return _ptr_list_access_traits::size<T>(_list);
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}
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native_handle_type _list;
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};
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template <typename T>
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void swap(_const_range_ptr_list<T>& lhs, _const_range_ptr_list<T>& rhs)
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{
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lhs.swap(rhs);
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}
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template <typename T>
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struct _mutable_range_ptr_list : _const_range_ptr_list<T>
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{
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typedef _const_range_ptr_list<T> _base_type;
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typedef T value_type;
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typedef _ptr_list_iterator<T> iterator;
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typedef T& reference;
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typedef T* pointer;
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typedef std::reverse_iterator<iterator> reverse_iterator;
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typedef typename _base_type::const_iterator const_iterator;
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typedef typename _base_type::const_reference const_reference;
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typedef typename _base_type::const_pointer const_pointer;
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typedef typename _base_type::const_reverse_iterator const_reverse_iterator;
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typedef std::size_t size_type;
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typedef std::ptrdiff_t difference_type;
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typedef Eina_List* native_handle_type;
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typedef _mutable_range_ptr_list<T> _self_type;
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_mutable_range_ptr_list(native_handle_type list)
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: _base_type(list) {}
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native_handle_type native_handle() const
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{
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return const_cast<native_handle_type>(_base_type::native_handle());
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}
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value_type& back() const
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{
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return _ptr_list_access_traits::back<value_type>(native_handle());
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}
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value_type& front() const
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{
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return _ptr_list_access_traits::front<value_type>(native_handle());
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}
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iterator begin() const
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{
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return _ptr_list_access_traits::begin<value_type>(native_handle());
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}
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iterator end() const
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{
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return _ptr_list_access_traits::end<value_type>(native_handle());
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}
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reverse_iterator rbegin() const
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{
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return _ptr_list_access_traits::rbegin<value_type>(native_handle());
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}
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reverse_iterator rend() const
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{
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return _ptr_list_access_traits::rend<value_type>(native_handle());
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}
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};
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template <typename T, typename Allocator>
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struct ptr_list;
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template <typename T>
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struct range_ptr_list : _range_template<T, _ptr_list_access_traits>
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{
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typedef _range_template<T, _ptr_list_access_traits> _base_type;
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typedef typename _base_type::value_type value_type;
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typedef typename _base_type::native_handle_type native_handle_type;
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range_ptr_list(native_handle_type list)
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: _base_type(list)
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{}
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template <typename Allocator>
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range_ptr_list(ptr_list<value_type, Allocator>& list)
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: _base_type(list.native_handle())
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{}
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};
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template <typename T, typename CloneAllocator>
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struct _ptr_list_common_base
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{
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typedef CloneAllocator clone_allocator_type;
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_ptr_list_common_base(CloneAllocator clone_allocator)
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: _impl(clone_allocator)
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{}
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_ptr_list_common_base(Eina_List* _list)
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: _impl(_list)
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{}
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_ptr_list_common_base() {}
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CloneAllocator& _get_clone_allocator()
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{
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return _impl;
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}
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CloneAllocator const& _get_clone_allocator() const
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{
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return _impl;
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}
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void _delete_clone(T const* p)
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{
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_get_clone_allocator().deallocate_clone(p);
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}
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T* _new_clone(T const& a)
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{
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return _get_clone_allocator().allocate_clone(a);
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}
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struct _ptr_list_impl : CloneAllocator
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{
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_ptr_list_impl() : _list(0) {}
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_ptr_list_impl(CloneAllocator allocator)
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: clone_allocator_type(allocator), _list(0) {}
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Eina_List* _list;
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};
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_ptr_list_impl _impl;
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private:
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_ptr_list_common_base(_ptr_list_common_base const& other);
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_ptr_list_common_base& operator=(_ptr_list_common_base const& other);
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};
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template <typename T, typename CloneAllocator = heap_no_copy_allocator>
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class ptr_list : protected _ptr_list_common_base<T, CloneAllocator>
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{
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typedef _ptr_list_common_base<T, CloneAllocator> _base_type;
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public:
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typedef T value_type;
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typedef T& reference;
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typedef T const& const_reference;
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typedef _ptr_list_iterator<T const> const_iterator;
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typedef _ptr_list_iterator<T> iterator;
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typedef T* pointer;
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typedef T const* const_pointer;
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typedef std::size_t size_type;
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typedef std::ptrdiff_t difference_type;
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typedef CloneAllocator clone_allocator_type;
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typedef std::reverse_iterator<iterator> reverse_iterator;
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typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
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ptr_list() {}
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ptr_list(size_type n, const_reference t)
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{
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while(n--)
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push_back(t);
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}
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template <typename InputIterator>
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ptr_list(InputIterator i, InputIterator const& j
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, clone_allocator_type const& alloc = clone_allocator_type()
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, typename eina::enable_if<!eina::is_integral<InputIterator>::value>::type* = 0)
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: _base_type(alloc)
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{
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while(i != j)
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{
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push_back(*i);
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++i;
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}
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}
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ptr_list(ptr_list<T, CloneAllocator> const& other)
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: _base_type()
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{
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insert(end(), other.begin(), other.end());
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}
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template <typename CloneAllocator1>
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ptr_list(ptr_list<T, CloneAllocator1>const& other)
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: _base_type()
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{
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insert(end(), other.begin(), other.end());
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}
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~ptr_list()
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{
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clear();
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}
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ptr_list<T, CloneAllocator>& operator=(ptr_list<T, CloneAllocator>const& other)
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{
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clear();
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insert(end(), other.begin(), other.end());
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return *this;
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}
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void clear()
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{
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for(iterator first = begin(), last = end(); first != last; ++first)
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this->_delete_clone(&*first);
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eina_list_free(this->_impl._list);
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this->_impl._list = 0;
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}
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std::size_t size() const
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{
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return _ptr_list_access_traits::size<T>(this->_impl._list);
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}
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bool empty() const
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{
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return _ptr_list_access_traits::empty<T>(this->_impl._list);
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}
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clone_allocator_type get_clone_allocator() const
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{
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return clone_allocator_type(this->_get_clone_allocator());
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}
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void push_back(const_reference a)
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{
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push_back(this->_new_clone(a));
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}
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|
void push_back(pointer p)
|
|
{
|
|
std::unique_ptr<value_type> p1(p);
|
|
push_back(p1);
|
|
}
|
|
void push_back(std::unique_ptr<T>& p)
|
|
{
|
|
Eina_List* new_list = eina_list_append(this->_impl._list, p.get());
|
|
if(new_list)
|
|
{
|
|
this->_impl._list = new_list;
|
|
p.release();
|
|
}
|
|
else
|
|
throw std::bad_alloc();
|
|
}
|
|
void push_front(const_reference a)
|
|
{
|
|
push_front(this->new_clone(a));
|
|
}
|
|
void push_front(pointer p)
|
|
{
|
|
std::unique_ptr<value_type> p1(p);
|
|
push_front(p1);
|
|
}
|
|
void push_front(std::unique_ptr<T>& p)
|
|
{
|
|
Eina_List* new_list = eina_list_prepend(this->_impl._list, p.get());
|
|
if(new_list)
|
|
{
|
|
this->_impl._list = new_list;
|
|
p.release();
|
|
}
|
|
else
|
|
throw std::bad_alloc();
|
|
}
|
|
void pop_back()
|
|
{
|
|
this->_impl._list = eina_list_remove_list(this->_impl._list, eina_list_last(this->_impl._list));
|
|
}
|
|
void pop_front()
|
|
{
|
|
this->_impl._list = eina_list_remove_list(this->_impl._list, this->_impl._list);
|
|
}
|
|
iterator insert(iterator i, value_type const& t)
|
|
{
|
|
return insert(i, this->_new_clone(t));
|
|
}
|
|
iterator insert(iterator i, pointer pv)
|
|
{
|
|
std::unique_ptr<value_type> p(pv);
|
|
return insert(i, p);
|
|
}
|
|
iterator insert(iterator i, std::unique_ptr<value_type>& p)
|
|
{
|
|
this->_impl._list = _eina_list_prepend_relative_list
|
|
(this->_impl._list, p.get(), i.native_handle());
|
|
if(this->_impl._list)
|
|
p.release();
|
|
else
|
|
throw std::bad_alloc();
|
|
return iterator(this->_impl._list
|
|
, i.native_handle()
|
|
? ::eina_list_prev(i.native_handle())
|
|
: ::eina_list_last(this->_impl._list)
|
|
);
|
|
}
|
|
iterator insert(iterator i, size_t n, value_type const& t)
|
|
{
|
|
iterator r = i;
|
|
if(n--)
|
|
r = insert(i, t);
|
|
while(n--)
|
|
insert(i, t);
|
|
return r;
|
|
}
|
|
iterator insert(iterator i, size_t n, pointer p)
|
|
{
|
|
iterator r = i;
|
|
if(n--)
|
|
r = insert(i, p);
|
|
while(n--)
|
|
insert(i, this->_new_clone(p));
|
|
return r;
|
|
}
|
|
template <typename InputIterator>
|
|
iterator insert(iterator p, InputIterator i, InputIterator j
|
|
, typename eina::enable_if<!eina::is_integral<InputIterator>::value>::type* = 0)
|
|
{
|
|
iterator r = p;
|
|
if(i != j)
|
|
{
|
|
r = insert(p, *i);
|
|
++i;
|
|
}
|
|
while(i != j)
|
|
{
|
|
insert(p, this->_new_clone(*i));
|
|
++i;
|
|
}
|
|
return r;
|
|
}
|
|
iterator erase(iterator q)
|
|
{
|
|
if(q.native_handle())
|
|
{
|
|
iterator r(this->_impl._list, eina_list_next(q.native_handle()));
|
|
this->_impl._list = eina_list_remove_list(this->_impl._list, q.native_handle());
|
|
return r;
|
|
}
|
|
else
|
|
return q;
|
|
}
|
|
iterator erase(iterator i, iterator j)
|
|
{
|
|
while(i != j)
|
|
i = erase(i);
|
|
if(j.native_handle())
|
|
return j;
|
|
else
|
|
return end();
|
|
}
|
|
template <typename InputIterator>
|
|
void assign(InputIterator i, InputIterator j
|
|
, typename eina::enable_if<!eina::is_integral<InputIterator>::value>::type* = 0)
|
|
{
|
|
clear();
|
|
insert(end(), i, j);
|
|
}
|
|
void assign(size_type n, value_type const& t)
|
|
{
|
|
clear();
|
|
insert(end(), n, t);
|
|
}
|
|
value_type& back()
|
|
{
|
|
return _ptr_list_access_traits::back<T>(this->_impl._list);
|
|
}
|
|
value_type const& back() const
|
|
{
|
|
return _ptr_list_access_traits::back<T>(this->_impl._list);
|
|
}
|
|
value_type& front()
|
|
{
|
|
return _ptr_list_access_traits::front<T>(this->_impl._list);
|
|
}
|
|
value_type const& front() const
|
|
{
|
|
return _ptr_list_access_traits::front<T>(this->_impl._list);
|
|
}
|
|
const_iterator begin() const
|
|
{
|
|
return _ptr_list_access_traits::cbegin<T>(this->_impl._list);
|
|
}
|
|
const_iterator end() const
|
|
{
|
|
return _ptr_list_access_traits::cend<T>(this->_impl._list);
|
|
}
|
|
iterator begin()
|
|
{
|
|
return _ptr_list_access_traits::begin<T>(this->_impl._list);
|
|
}
|
|
iterator end()
|
|
{
|
|
return _ptr_list_access_traits::end<T>(this->_impl._list);
|
|
}
|
|
const_reverse_iterator rbegin() const
|
|
{
|
|
return _ptr_list_access_traits::rbegin<T>(this->_impl._list);
|
|
}
|
|
const_reverse_iterator rend() const
|
|
{
|
|
return _ptr_list_access_traits::rend<T>(this->_impl._list);
|
|
}
|
|
reverse_iterator rbegin()
|
|
{
|
|
return _ptr_list_access_traits::rbegin<T>(this->_impl._list);
|
|
}
|
|
reverse_iterator rend()
|
|
{
|
|
return _ptr_list_access_traits::rend<T>(this->_impl._list);
|
|
}
|
|
const_iterator cbegin() const
|
|
{
|
|
return _ptr_list_access_traits::cbegin<T>(this->_impl._list);
|
|
}
|
|
const_iterator cend() const
|
|
{
|
|
return _ptr_list_access_traits::cend<T>(this->_impl._list);
|
|
}
|
|
const_reverse_iterator crbegin() const
|
|
{
|
|
return _ptr_list_access_traits::crbegin<T>(this->_impl._list);
|
|
}
|
|
const_reverse_iterator crend() const
|
|
{
|
|
return _ptr_list_access_traits::crend<T>(this->_impl._list);
|
|
}
|
|
eina::iterator<T> ibegin()
|
|
{
|
|
return _ptr_list_access_traits::ibegin<T>(this->_impl._list);
|
|
}
|
|
eina::iterator<T> iend()
|
|
{
|
|
return _ptr_list_access_traits::iend<T>(this->_impl._list);
|
|
}
|
|
eina::iterator<T const> ibegin() const
|
|
{
|
|
return _ptr_list_access_traits::ibegin<T>(this->_impl._list);
|
|
}
|
|
eina::iterator<T const> iend() const
|
|
{
|
|
return _ptr_list_access_traits::iend<T>(this->_impl._list);
|
|
}
|
|
eina::iterator<T const> cibegin() const
|
|
{
|
|
return _ptr_list_access_traits::cibegin<T>(this->_impl._list);
|
|
}
|
|
eina::iterator<T const> ciend() const
|
|
{
|
|
return _ptr_list_access_traits::ciend<T>(this->_impl._list);
|
|
}
|
|
void swap(ptr_list<T, CloneAllocator>& other)
|
|
{
|
|
std::swap(this->_impl._list, other._impl._list);
|
|
}
|
|
size_type max_size() const { return -1; }
|
|
|
|
Eina_List* native_handle()
|
|
{
|
|
return this->_impl._list;
|
|
}
|
|
Eina_List const* native_handle() const
|
|
{
|
|
return this->_impl._list;
|
|
}
|
|
eina::accessor<T const> accessor() const
|
|
{
|
|
return eina::accessor<T const>(eina_list_accessor_new(this->_impl._list));
|
|
}
|
|
eina::accessor<T> accessor()
|
|
{
|
|
return eina::accessor<T>(eina_list_accessor_new(this->_impl._list));
|
|
}
|
|
};
|
|
|
|
template <typename T, typename CloneAllocator1, typename CloneAllocator2>
|
|
bool operator==(ptr_list<T, CloneAllocator1> const& lhs, ptr_list<T, CloneAllocator2> const& rhs)
|
|
{
|
|
return lhs.size() == rhs.size()
|
|
&& std::equal(lhs.begin(), lhs.end(), rhs.begin());
|
|
}
|
|
|
|
template <typename T, typename CloneAllocator1, typename CloneAllocator2>
|
|
bool operator!=(ptr_list<T, CloneAllocator1> const& lhs, ptr_list<T, CloneAllocator2> const& rhs)
|
|
{
|
|
return !(lhs == rhs);
|
|
}
|
|
|
|
template <typename T, typename CloneAllocator>
|
|
void swap(ptr_list<T, CloneAllocator>& lhs, ptr_list<T, CloneAllocator>& rhs)
|
|
{
|
|
lhs.swap(rhs);
|
|
}
|
|
|
|
} }
|
|
|
|
#endif
|