1 /*

     2  * Copyright (C) 2006, 2007 Apple 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  * 1. Redistributions of source code must retain the above copyright

     8  *    notice, this list of conditions and the following disclaimer.

     9  * 2. Redistributions in binary form must reproduce the above copyright

    10  *    notice, this list of conditions and the following disclaimer in the

    11  *    documentation and/or other materials provided with the distribution.

    12  *

    13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

    14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

    17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

    18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

    19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

    20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

    21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

    24  */

    25 

    26 #include "WebKitDLL.h"

    27 

    28 #include "WebScriptObject.h"

    29 

    30 #include <wtf/Assertions.h>

    31 

    32 // WebScriptObject ------------------------------------------------------------

    33 

    34 WebScriptObject::WebScriptObject()

    35 : m_refCount(0)

    36 {

    37     gClassCount++;

    38 }

    39 

    40 WebScriptObject::~WebScriptObject()

    41 {

    42     gClassCount--;

    43 }

    44 

    45 // IUnknown -------------------------------------------------------------------

    46 

    47 HRESULT STDMETHODCALLTYPE WebScriptObject::QueryInterface(REFIID riid, void** ppvObject)

    48 {

    49     *ppvObject = 0;

    50     if (IsEqualGUID(riid, IID_IUnknown))

    51         *ppvObject = static_cast<IWebScriptObject*>(this);

    52     else if (IsEqualGUID(riid, IID_IWebScriptObject))

    53         *ppvObject = static_cast<IWebScriptObject*>(this);

    54     else

    55         return E_NOINTERFACE;

    56 

    57     AddRef();

    58     return S_OK;

    59 }

    60 

    61 ULONG STDMETHODCALLTYPE WebScriptObject::AddRef(void)

    62 {

    63     return ++m_refCount;

    64 }

    65 

    66 ULONG STDMETHODCALLTYPE WebScriptObject::Release(void)

    67 {

    68     ULONG newRef = --m_refCount;

    69     if (!newRef)

    70         delete(this);

    71 

    72     return newRef;

    73 }

    74 

    75 // WebScriptObject ------------------------------------------------------------

    76 

    77 HRESULT STDMETHODCALLTYPE WebScriptObject::throwException( 

    78     /* [in] */ BSTR /*exceptionMessage*/,

    79     /* [retval][out] */ BOOL* /*result*/)

    80 {

    81     ASSERT_NOT_REACHED();

    82     return E_NOTIMPL;

    83 }

    84 

    85 HRESULT STDMETHODCALLTYPE WebScriptObject::callWebScriptMethod( 

    86     /* [in] */ BSTR /*name*/,

    87     /* [size_is][in] */ const VARIANT /*args*/[  ],

    88     /* [in] */ int /*cArgs*/,

    89     /* [retval][out] */ VARIANT* /*result*/)

    90 {

    91     ASSERT_NOT_REACHED();

    92     return E_NOTIMPL;

    93 }

    94 

    95 HRESULT STDMETHODCALLTYPE WebScriptObject::evaluateWebScript( 

    96     /* [in] */ BSTR /*script*/,

    97     /* [retval][out] */ VARIANT* /*result*/)

    98 {

    99     ASSERT_NOT_REACHED();

   100     return E_NOTIMPL;

   101 }

   102 

   103 HRESULT STDMETHODCALLTYPE WebScriptObject::removeWebScriptKey( 

   104     /* [in] */ BSTR /*name*/)

   105 {

   106     ASSERT_NOT_REACHED();

   107     return E_NOTIMPL;

   108 }

   109 

   110 HRESULT STDMETHODCALLTYPE WebScriptObject::stringRepresentation( 

   111     /* [retval][out] */ BSTR* /*stringRepresentation*/)

   112 {

   113     ASSERT_NOT_REACHED();

   114     return E_NOTIMPL;

   115 }

   116 

   117 HRESULT STDMETHODCALLTYPE WebScriptObject::webScriptValueAtIndex( 

   118     /* [in] */ unsigned int /*index*/,

   119     /* [retval][out] */ VARIANT* /*result*/)

   120 {

   121     ASSERT_NOT_REACHED();

   122     return E_NOTIMPL;

   123 }

   124 

   125 HRESULT STDMETHODCALLTYPE WebScriptObject::setWebScriptValueAtIndex( 

   126     /* [in] */ unsigned int /*index*/,

   127     /* [in] */ VARIANT /*val*/)

   128 {

   129     ASSERT_NOT_REACHED();

   130     return E_NOTIMPL;

   131 }

   132 

   133 HRESULT STDMETHODCALLTYPE WebScriptObject::setException( 

   134     /* [in] */ BSTR /*description*/)

   135 {

   136     ASSERT_NOT_REACHED();

   137     return E_NOTIMPL;

   138 }