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7 <title>Boost Pointer Container Library
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290 <div class=
"document" id=
"boost-pointer-container-library">
291 <h1 class=
"title"><img alt=
"Boost" src=
"boost.png" /> Pointer Container Library
</h1>
292 <div class=
"section">
293 <h1><a id=
"class-ptr-list" name=
"class-ptr-list">Class
<tt class=
"docutils literal"><span class=
"pre">ptr_list
</span></tt></a></h1>
294 <p>A
<tt class=
"docutils literal"><span class=
"pre">ptr_list
<T
></span></tt> is a pointer container that uses an underlying
<tt class=
"docutils literal"><span class=
"pre">std:list
<void*
></span></tt>
295 to store the pointers.
</p>
296 <p><strong>Hierarchy:
</strong></p>
298 <li><a class=
"reference" href=
"reversible_ptr_container.html">reversible_ptr_container
</a><ul>
299 <li><a class=
"reference" href=
"ptr_sequence_adapter.html">ptr_sequence_adapter
</a><ul>
300 <li><a class=
"reference" href=
"ptr_vector.html">ptr_vector
</a></li>
301 <li><tt class=
"docutils literal"><span class=
"pre">ptr_list
</span></tt></li>
302 <li><a class=
"reference" href=
"ptr_deque.html">ptr_deque
</a></li>
303 <li><a class=
"reference" href=
"ptr_array.html">ptr_array
</a></li>
309 <p><strong>Navigate:
</strong></p>
311 <li><a class=
"reference" href=
"ptr_container.html">home
</a></li>
312 <li><a class=
"reference" href=
"reference.html">reference
</a></li>
314 <p><strong>Synopsis:
</strong></p>
315 <pre class=
"literal-block">
322 class CloneAllocator = heap_clone_allocator,
323 class Allocator = std::allocator
<void*
>
325 class ptr_list : public ptr_sequence_adapter
328 std::list
<void*,Allocator
>,
333 public: //
<a class=
"reference" href=
"#modifiers">modifiers
</a>
334 void push_front( T* x );
335 template
< class U
>
336 void push_front( std::auto_ptr
<U
> x );
337 auto_type pop_front();
339 public: //
<a class=
"reference" href=
"#list-operations">list operations
</a>
342 }; // class 'ptr_list'
344 } // namespace 'boost'
347 <div class=
"section">
348 <h1><a id=
"semantics" name=
"semantics">Semantics
</a></h1>
349 <div class=
"section">
350 <h2><a id=
"semantics-modifiers" name=
"semantics-modifiers"><span id=
"modifiers"></span>Semantics: modifiers
</a></h2>
352 <li><p class=
"first"><tt class=
"docutils literal"><span class=
"pre">void
</span> <span class=
"pre">push_front(
</span> <span class=
"pre">T*
</span> <span class=
"pre">x
</span> <span class=
"pre">);
</span></tt></p>
355 <li>Requirements:
<tt class=
"docutils literal"><span class=
"pre">x
</span> <span class=
"pre">!=
</span> <span class=
"pre">0</span></tt></li>
356 <li>Effects: Inserts the pointer into container and takes ownership of it
</li>
357 <li>Throws:
<tt class=
"docutils literal"><span class=
"pre">bad_pointer
</span></tt> if
<tt class=
"docutils literal"><span class=
"pre">x
</span> <span class=
"pre">==
</span> <span class=
"pre">0</span></tt></li>
358 <li>Exception safety: Strong guarantee
</li>
362 <li><p class=
"first"><tt class=
"docutils literal"><span class=
"pre">template
<</span> <span class=
"pre">class
</span> <span class=
"pre">U
</span> <span class=
"pre">></span> <span class=
"pre">void
</span> <span class=
"pre">push_front(
</span> <span class=
"pre">std::auto_ptr
<U
></span> <span class=
"pre">x
</span> <span class=
"pre">);
</span></tt></p>
365 <li>Effects:
<tt class=
"docutils literal"><span class=
"pre">push_front(
</span> <span class=
"pre">x.release()
</span> <span class=
"pre">);
</span></tt></li>
370 <!-- - ``void push_front( const T& x );``
372 - Effects: push_front( allocate_clone( x ) );
374 - Exception safety: Strong guarantee -->
376 <li><p class=
"first"><tt class=
"docutils literal"><span class=
"pre">auto_type
</span> <span class=
"pre">pop_front():
</span></tt></p>
379 <li>Requirements:
<tt class=
"docutils literal"><span class=
"pre">not
</span> <span class=
"pre">empty()
</span></tt></li>
380 <li>Effects: Removes the first element in the container
</li>
381 <li>Postconditions:
<tt class=
"docutils literal"><span class=
"pre">size()
</span></tt> is one less
</li>
382 <li>Throws:
<tt class=
"docutils literal"><span class=
"pre">bad_ptr_container_operation
</span></tt> if
<tt class=
"docutils literal"><span class=
"pre">empty()
</span> <span class=
"pre">==
</span> <span class=
"pre">true
</span></tt></li>
383 <li>Exception safety: Strong guarantee
</li>
389 <div class=
"section">
390 <h2><a id=
"semantics-list-operations" name=
"semantics-list-operations"><span id=
"list-operations"></span>Semantics: list operations
</a></h2>
391 <!-- - ``void splice( iterator before, ptr_list& x );``
393 - Requirements:``&x != this``
395 - Effects: inserts the all of ``x``'s elements before ``before``
397 - Postconditions: ``x.empty()``
401 - Remark: prefer this to ``transfer( before, x );``
403 - ``void splice( iterator before, ptr_list& x, iterator i );``
407 - ``void splice( iterator before, ptr_list& x, iterator first, iterator last );``
411 - ``void merge( ptr_list& x );``
415 - ``template< typename Compare >
416 void merge( ptr_list& x, Compare comp );``
420 <li><p class=
"first"><tt class=
"docutils literal"><span class=
"pre">void
</span> <span class=
"pre">reverse();
</span></tt></p>
423 <li>Effects: reverses the underlying sequence
</li>
424 <li>Throws: nothing
</li>
429 <hr><table class=
"docutils field-list" frame=
"void" rules=
"none">
430 <col class=
"field-name" />
431 <col class=
"field-body" />
433 <tr class=
"field"><th class=
"field-name">Copyright:
</th><td class=
"field-body">Thorsten Ottosen
2004-
2006. Use, modification and distribution is subject to the Boost Software License, Version
1.0 (see
<a class=
"reference" href=
"http://www.boost.org/LICENSE_1_0.txt">LICENSE_1_0.txt
</a>).
</td>