X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/373a5fb355f4023f96b14bbf8161cbd1de5b846e..ab67e8874db324fab5223cc8d5dff8a8de3e2b77:/include/wx/ptr_scpd.h?ds=sidebyside diff --git a/include/wx/ptr_scpd.h b/include/wx/ptr_scpd.h index 0804211086..ce8d7819c8 100644 --- a/include/wx/ptr_scpd.h +++ b/include/wx/ptr_scpd.h @@ -1,221 +1,14 @@ -///////////////////////////////////////////////////////////////////////////// +/////////////////////////////////////////////////////////////////////////////// // Name: wx/ptr_scpd.h -// Purpose: scoped smart pointer class -// Author: Jesse Lovelace -// Modified by: -// Created: 06/01/02 +// Purpose: compatibility wrapper for wxScoped{Ptr,Array} +// Author: Vadim Zeitlin +// Created: 2009-02-03 // RCS-ID: $Id$ -// Copyright: (c) Jesse Lovelace and original Boost authors (see below) +// Copyright: (c) 2009 Vadim Zeitlin // Licence: wxWindows licence -///////////////////////////////////////////////////////////////////////////// - -// This class closely follows the implementation of the boost -// library scoped_ptr and is an adaption for c++ macro's in -// the wxWidgets project. The original authors of the boost -// scoped_ptr are given below with their respective copyrights. - -// (C) Copyright Greg Colvin and Beman Dawes 1998, 1999. -// Copyright (c) 2001, 2002 Peter Dimov -// -// Permission to copy, use, modify, sell and distribute this software -// is granted provided this copyright notice appears in all copies. -// This software is provided "as is" without express or implied -// warranty, and with no claim as to its suitability for any purpose. -// -// See http://www.boost.org/libs/smart_ptr/scoped_ptr.htm for documentation. -// - -#ifndef __WX_SCOPED_POINTER__ -#define __WX_SCOPED_POINTER__ - -#include "wx/defs.h" - -/* - checked deleters are used to make sure that the type being deleted is really - a complete type.: otherwise sizeof() would result in a compile-time error - - do { ... } while ( 0 ) construct is used to have an anonymous scope - (otherwise we could have name clashes between different "complete"s) but - still force a semicolon after the macro -*/ - -#ifdef __WATCOMC__ - #define wxPRE_NO_WARNING_SCOPE for(int i=0;i<1;i++) - #define wxPOST_NO_WARNING_SCOPE -#else - #define wxPRE_NO_WARNING_SCOPE do - #define wxPOST_NO_WARNING_SCOPE while ( 0 ) -#endif - -#define wxCHECKED_DELETE(ptr) \ - wxPRE_NO_WARNING_SCOPE \ - { \ - typedef char complete[sizeof(*ptr)]; \ - delete ptr; \ - } wxPOST_NO_WARNING_SCOPE - -#define wxCHECKED_DELETE_ARRAY(ptr) \ - wxPRE_NO_WARNING_SCOPE \ - { \ - typedef char complete[sizeof(*ptr)]; \ - delete [] ptr; \ - } wxPOST_NO_WARNING_SCOPE - -/* These scoped pointers are *not* assignable and cannot be used - within a container. Look for wxDECLARE_SHARED_PTR for this - functionality. - - In addition, the type being used *must* be complete at the time - that wxDEFINE_SCOPED_* is called or a compiler error will result. - This is because the class checks for the completeness of the type - being used. -*/ - - -#define wxDECLARE_SCOPED_PTR(T, name) \ -class name \ -{ \ -private: \ - T * m_ptr; \ - \ - name(name const &); \ - name & operator=(name const &); \ - \ -public: \ - wxEXPLICIT name(T * ptr = NULL) \ - : m_ptr(ptr) { } \ - \ - ~name(); \ - \ - void reset(T * ptr = NULL) \ - { \ - if (m_ptr != ptr) \ - { \ - delete m_ptr; \ - m_ptr = ptr; \ - } \ - } \ - \ - T *release() \ - { \ - T *ptr = m_ptr; \ - m_ptr = NULL; \ - return ptr; \ - } \ - \ - T & operator*() const \ - { \ - wxASSERT(m_ptr != NULL); \ - return *m_ptr; \ - } \ - \ - T * operator->() const \ - { \ - wxASSERT(m_ptr != NULL); \ - return m_ptr; \ - } \ - \ - T * get() const \ - { \ - return m_ptr; \ - } \ - \ - void swap(name & ot) \ - { \ - T * tmp = ot.m_ptr; \ - ot.m_ptr = m_ptr; \ - m_ptr = tmp; \ - } \ -}; - -#define wxDEFINE_SCOPED_PTR(T, name)\ -name::~name() \ -{ \ - wxCHECKED_DELETE(m_ptr); \ -} - -// this macro can be used for the most common case when you want to declare and -// define the scoped pointer at the same time and want to use the standard -// naming convention: auto pointer to Foo is called FooPtr -#define wxDEFINE_SCOPED_PTR_TYPE(T) \ - wxDECLARE_SCOPED_PTR(T, T ## Ptr); \ - wxDEFINE_SCOPED_PTR(T, T ## Ptr) - -// the same but for arrays instead of simple pointers -#define wxDECLARE_SCOPED_ARRAY(T, name)\ -class name \ -{ \ -private: \ - T * m_ptr; \ - name(name const &); \ - name & operator=(name const &); \ - \ -public: \ - wxEXPLICIT name(T * p = NULL) : m_ptr(p) \ - {} \ - \ - ~name(); \ - void reset(T * p = NULL); \ - \ - T & operator[](long int i) const\ - { \ - wxASSERT(m_ptr != NULL); \ - wxASSERT(i >= 0); \ - return m_ptr[i]; \ - } \ - \ - T * get() const \ - { \ - return m_ptr; \ - } \ - \ - void swap(name & ot) \ - { \ - T * tmp = ot.m_ptr; \ - ot.m_ptr = m_ptr; \ - m_ptr = tmp; \ - } \ -}; - -#define wxDEFINE_SCOPED_ARRAY(T, name) \ -name::~name() \ -{ \ - wxCHECKED_DELETE_ARRAY(m_ptr); \ -} \ -void name::reset(T * p){ \ - if (m_ptr != p) \ - { \ - wxCHECKED_DELETE_ARRAY(m_ptr); \ - m_ptr = p; \ - } \ -} - -// ---------------------------------------------------------------------------- -// "Tied" scoped pointer: same as normal one but also sets the value of -// some other variable to the pointer value -// ---------------------------------------------------------------------------- - -#define wxDEFINE_TIED_SCOPED_PTR_TYPE(T) \ - wxDEFINE_SCOPED_PTR_TYPE(T); \ - class T ## TiedPtr : public T ## Ptr \ - { \ - public: \ - T ## TiedPtr(T **pp, T *p) \ - : T ## Ptr(p), m_pp(pp) \ - { \ - m_pOld = *pp; \ - *pp = p; \ - } \ - \ - ~ T ## TiedPtr() \ - { \ - *m_pp = m_pOld; \ - } \ - \ - private: \ - T **m_pp; \ - T *m_pOld; \ - } - -#endif // __WX_SCOPED_POINTER__ +/////////////////////////////////////////////////////////////////////////////// +// do not include this file in any new code, include either wx/scopedptr.h or +// wx/scopedarray.h (or both) instead +#include "wx/scopedarray.h" +#include "wx/scopedptr.h"