mirror of https://github.com/PCSX2/pcsx2.git
wxWidgets/Win32: Helps when I include the necessary files (HeapAllocator.cpp / HeapAllocator.h)
git-svn-id: http://pcsx2.googlecode.com/svn/trunk@1989 96395faa-99c1-11dd-bbfe-3dabce05a288
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#pragma once
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#include <limits>
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extern void _allocateHeap_wxString();
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extern void _destroyHeap_wxString();
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extern void* _allocHeap_wxString( size_t size );
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extern void _freeHeap_wxString( void* ptr );
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extern void _allocateHeap_wxObject();
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extern void _destroyHeap_wxObject();
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extern void* _allocHeap_wxObject( size_t size );
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extern void _freeHeap_wxObject( void* ptr );
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template<typename T>
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class wxStringAllocator
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{
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public :
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// typedefs
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typedef T value_type;
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typedef value_type* pointer;
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typedef const value_type* const_pointer;
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typedef value_type& reference;
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typedef const value_type& const_reference;
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typedef std::size_t size_type;
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typedef std::ptrdiff_t difference_type;
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public :
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// convert an allocator<T> to allocator<U>
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template<typename U>
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struct rebind {
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typedef wxStringAllocator<U> other;
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};
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public :
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wxStringAllocator()
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{
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_allocateHeap_wxString();
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}
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~wxStringAllocator()
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{
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_destroyHeap_wxString();
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}
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wxStringAllocator(wxStringAllocator const&) {}
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template<typename U>
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explicit wxStringAllocator(wxStringAllocator<U> const&) {}
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// address
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pointer address(reference r) { return &r; }
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const_pointer address(const_reference r) { return &r; }
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// memory allocation
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pointer allocate(size_type cnt,
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typename std::allocator<void>::const_pointer = 0)
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{
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return reinterpret_cast<pointer>( _allocHeap_wxString(cnt * sizeof(T)) );
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}
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void deallocate(pointer p, size_type)
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{
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_freeHeap_wxString( p );
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}
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// size
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size_type max_size() const {
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return std::numeric_limits<size_type>::max() / sizeof(T);
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}
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// construction/destruction
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// standard placement-new syntax to initialize the object:
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void construct(pointer p, const T& t) { new(p) T(t); }
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// standard placement destructor:
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void destroy(pointer p) { p->~T(); }
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bool operator==(wxStringAllocator const&) { return true; }
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bool operator!=(wxStringAllocator const& a) { return !operator==(a); }
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}; // end of class Allocator
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// --------------------------------------------------------------------------------------
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//
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// --------------------------------------------------------------------------------------
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template<typename T>
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class wxObjectAllocator
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{
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public :
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// typedefs
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typedef T value_type;
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typedef value_type* pointer;
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typedef const value_type* const_pointer;
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typedef value_type& reference;
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typedef const value_type& const_reference;
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typedef std::size_t size_type;
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typedef std::ptrdiff_t difference_type;
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public :
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// convert an allocator<T> to allocator<U>
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template<typename U>
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struct rebind {
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typedef wxObjectAllocator<U> other;
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};
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public :
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wxObjectAllocator()
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{
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_allocateHeap_wxObject();
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}
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~wxObjectAllocator()
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{
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_destroyHeap_wxObject();
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}
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wxObjectAllocator(wxObjectAllocator const&) {}
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template<typename U>
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explicit wxObjectAllocator(wxObjectAllocator<U> const&) {}
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// address
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pointer address(reference r) { return &r; }
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const_pointer address(const_reference r) { return &r; }
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// memory allocation
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pointer allocate(size_type cnt,
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typename std::allocator<void>::const_pointer = 0)
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{
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return reinterpret_cast<pointer>( _allocHeap_wxObject(cnt * sizeof(T)) );
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}
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void deallocate(pointer p, size_type)
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{
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_freeHeap_wxObject( p );
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}
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// size
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size_type max_size() const {
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return std::numeric_limits<size_type>::max() / sizeof(T);
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}
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// construction/destruction
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// standard placement-new syntax to initialize the object:
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void construct(pointer p, const T& t) { new(p) T(t); }
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// standard placement destructor:
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void destroy(pointer p) { p->~T(); }
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bool operator==(wxObjectAllocator const&) { return true; }
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bool operator!=(wxObjectAllocator const& a) { return !operator==(a); }
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}; // end of class Allocator
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@ -0,0 +1,76 @@
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/string.h"
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#include "wx/intl.h"
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#include "wx/thread.h"
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#endif
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#include <ctype.h>
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#ifndef __WXWINCE__
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#include <errno.h>
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#endif
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#include <string.h>
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#include <stdlib.h>
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static HANDLE win32_string_heap = INVALID_HANDLE_VALUE;
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static int win32_string_heap_refcount;
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static HANDLE win32_object_heap = INVALID_HANDLE_VALUE;
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static int win32_object_heap_refcount;
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void _allocateHeap_wxString()
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{
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if( win32_string_heap == INVALID_HANDLE_VALUE )
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{
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//wxASSERT( win32_string_heap_refcount == 0 );
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win32_string_heap = HeapCreate( HEAP_NO_SERIALIZE, 0x200000, 0 );
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}
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}
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void _destroyHeap_wxString()
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{
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if( win32_string_heap == INVALID_HANDLE_VALUE ) return;
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}
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void* _allocHeap_wxString( size_t size )
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{
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return (void*)HeapAlloc( win32_string_heap, 0, size );
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}
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void _freeHeap_wxString( void* ptr )
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{
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HeapFree( win32_string_heap, 0, ptr );
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}
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void _allocateHeap_wxObject()
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{
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if( win32_object_heap == INVALID_HANDLE_VALUE )
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{
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//wxASSERT( win32_object_heap_refcount == 0 );
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win32_object_heap = HeapCreate( HEAP_NO_SERIALIZE, 0x200000, 0 );
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}
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}
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void _destroyHeap_wxObject()
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{
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if( win32_object_heap == INVALID_HANDLE_VALUE ) return;
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}
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void* _allocHeap_wxObject( size_t size )
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{
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return (void*)HeapAlloc( win32_object_heap, 0, size );
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}
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void _freeHeap_wxObject( void* ptr )
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{
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HeapFree( win32_object_heap, 0, ptr );
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}
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