CrystalSpace

Public API Reference

csutil/nobjvec.h
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00001 /*
00002     Crystal Space: Named Object Vector class
00003     Copyright (C) 1998,1999 by Andrew Zabolotny <bit@eltech.ru>
00004 
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or (at your option) any later version.
00009 
00010     This library is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014 
00015     You should have received a copy of the GNU Library General Public
00016     License along with this library; if not, write to the Free
00017     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00018 */
00019 
00020 #ifndef __CS_NOBJVEC_H__
00021 #define __CS_NOBJVEC_H__
00022 
00023 //-----------------------------------------------------------------------------
00024 // Note *1*: The explicit "this->" is needed by modern compilers (such as gcc
00025 // 3.4.x) which distinguish between dependent and non-dependent names in
00026 // templates.  See: http://gcc.gnu.org/onlinedocs/gcc/Name-lookup.html
00027 //-----------------------------------------------------------------------------
00028 
00029 #include "csextern.h"
00030 #include "csutil/refarr.h"
00031 #include "csutil/weakrefarr.h"
00032 #include "iutil/object.h"
00033 
00038 /* Workaround for deprecation warnings caused by types used as the template 
00039  * parameter */
00040 #include "csutil/deprecated_warn_off.h"
00041 
00051 template <class T, 
00052           class Allocator = CS::Container::ArrayAllocDefault,
00053           class CapacityHandler = CS::Container::ArrayCapacityDefault>
00054 class csRefArrayObject : public csRefArray<T, Allocator, CapacityHandler>
00055 {
00056 public:
00057   csRefArrayObject (int ilimit = 0,
00058     const CapacityHandler& ch = CapacityHandler())
00059         : csRefArray<T, Allocator, CapacityHandler> (ilimit, ch)
00060   {
00061   }
00062 
00063   size_t GetIndexByName (const char* name) const
00064   {
00065     size_t i;
00066     for (i = 0 ; i < this->GetSize () ; i++) // see *1*
00067     {
00068       T* o = (*this)[i];
00069       const char* n = o->QueryObject ()->GetName ();
00070       if (n && !strcmp (n, name))
00071         return i;
00072     }
00073     return csArrayItemNotFound;
00074   }
00075 
00076   T* FindByName (const char* name) const
00077   {
00078     size_t i = GetIndexByName (name);
00079     if (i != csArrayItemNotFound)
00080       return (*this)[i];
00081     else
00082       return 0;
00083   }
00084 };
00085 
00094 template <class T>
00095 class csWeakRefArrayObject : public csWeakRefArray<T>
00096 {
00097 public:
00098   csWeakRefArrayObject (int ilimit = 0, int ithreshold = 0)
00099         : csWeakRefArray<T> (ilimit, ithreshold)
00100   {
00101   }
00102 
00103   size_t GetIndexByName (const char* name) const
00104   {
00105     size_t i;
00106     for (i = 0 ; i < this->GetSize () ; i++) // see *1*
00107     {
00108       T* o = (*this)[i];
00109       const char* n = o->QueryObject ()->GetName ();
00110       if (n && !strcmp (n, name))
00111         return i;
00112     }
00113     return csArrayItemNotFound;
00114   }
00115 
00116   T* FindByName (const char* name) const
00117   {
00118     size_t i = GetIndexByName (name);
00119     if (i != csArrayItemNotFound)
00120       return (*this)[i];
00121     else
00122       return 0;
00123   }
00124 };
00125 
00128 #include "csutil/deprecated_warn_on.h"
00129 
00130 #endif // __CS_NOBJVEC_H__

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