wtf/brew/ShellBrew.h

   1 /*
   2  * Copyright (C) 2010 Company 100 Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  *
   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  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
  14  *     its contributors may be used to endorse or promote products derived
  15  *     from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #ifndef ShellBrew_h
  30 #define ShellBrew_h
  31
  32 #include <AEEAppGen.h>
  33 #include <AEEStdLib.h>
  34
  35 #include <wtf/Assertions.h>
  36 #include <wtf/PassOwnPtr.h>
  37 #include <wtf/RefPtr.h>
  38
  39 namespace WTF {
  40
  41 template <typename T>
  42 static inline PassOwnPtr<T> createInstance(AEECLSID cls)
  43 {
  44     T* instance = 0;
  45
  46     IShell* shell = reinterpret_cast<AEEApplet*>(GETAPPINSTANCE())->m_pIShell;
  47     ISHELL_CreateInstance(shell, cls, reinterpret_cast<void**>(&instance));
  48     ASSERT(instance);
  49
  50     return instance;
  51 }
  52
  53 template <typename T>
  54 static inline RefPtr<T> createRefPtrInstance(AEECLSID cls)
  55 {
  56     T* instance = 0;
  57
  58     IShell* shell = reinterpret_cast<AEEApplet*>(GETAPPINSTANCE())->m_pIShell;
  59     ISHELL_CreateInstance(shell, cls, reinterpret_cast<void**>(&instance));
  60     ASSERT(instance);
  61
  62     return adoptRef(instance);
  63 }
  64
  65 } // namespace WTF
  66
  67 using WTF::createInstance;
  68 using WTF::createRefPtrInstance;
  69
  70 #endif // ShellBrew_h