wtf/OwnPtrCommon.h

   1 /*
   2  * Copyright (C) 2009 Apple Inc. All rights reserved.
   3  * Copyright (C) 2009 Torch Mobile, Inc.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  15  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  17  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  18  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  19  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  20  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  21  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  22  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  24  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 #ifndef WTF_OwnPtrCommon_h
  28 #define WTF_OwnPtrCommon_h
  29
  30 #if PLATFORM(WIN)
  31 typedef struct HBITMAP__* HBITMAP;
  32 typedef struct HBRUSH__* HBRUSH;
  33 typedef struct HDC__* HDC;
  34 typedef struct HFONT__* HFONT;
  35 typedef struct HPALETTE__* HPALETTE;
  36 typedef struct HPEN__* HPEN;
  37 typedef struct HRGN__* HRGN;
  38 #endif
  39
  40 namespace WTF {
  41
  42     template <typename T> inline void deleteOwnedPtr(T* ptr)
  43     {
  44         typedef char known[sizeof(T) ? 1 : -1];
  45         if (sizeof(known))
  46             delete ptr;
  47     }
  48
  49 #if PLATFORM(WIN)
  50     void deleteOwnedPtr(HBITMAP);
  51     void deleteOwnedPtr(HBRUSH);
  52     void deleteOwnedPtr(HDC);
  53     void deleteOwnedPtr(HFONT);
  54     void deleteOwnedPtr(HPALETTE);
  55     void deleteOwnedPtr(HPEN);
  56     void deleteOwnedPtr(HRGN);
  57 #endif
  58
  59 } // namespace WTF
  60
  61 #endif // WTF_OwnPtrCommon_h