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      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 "config.h"
     27 #include "WebScriptObject.h"
     28 
     29 #include "WebKitDLL.h"
     30 
     31 #include <wtf/Assertions.h>
     32 
     33 // WebScriptObject ------------------------------------------------------------
     34 
     35 WebScriptObject::WebScriptObject()
     36 : m_refCount(0)
     37 {
     38     gClassCount++;
     39     gClassNameCount.add("WebScriptObject");
     40 }
     41 
     42 WebScriptObject::~WebScriptObject()
     43 {
     44     gClassCount--;
     45     gClassNameCount.remove("WebScriptObject");
     46 }
     47 
     48 // IUnknown -------------------------------------------------------------------
     49 
     50 HRESULT STDMETHODCALLTYPE WebScriptObject::QueryInterface(REFIID riid, void** ppvObject)
     51 {
     52     *ppvObject = 0;
     53     if (IsEqualGUID(riid, IID_IUnknown))
     54         *ppvObject = static_cast<IWebScriptObject*>(this);
     55     else if (IsEqualGUID(riid, IID_IWebScriptObject))
     56         *ppvObject = static_cast<IWebScriptObject*>(this);
     57     else
     58         return E_NOINTERFACE;
     59 
     60     AddRef();
     61     return S_OK;
     62 }
     63 
     64 ULONG STDMETHODCALLTYPE WebScriptObject::AddRef(void)
     65 {
     66     return ++m_refCount;
     67 }
     68 
     69 ULONG STDMETHODCALLTYPE WebScriptObject::Release(void)
     70 {
     71     ULONG newRef = --m_refCount;
     72     if (!newRef)
     73         delete(this);
     74 
     75     return newRef;
     76 }
     77 
     78 // WebScriptObject ------------------------------------------------------------
     79 
     80 HRESULT STDMETHODCALLTYPE WebScriptObject::throwException(
     81     /* [in] */ BSTR /*exceptionMessage*/,
     82     /* [retval][out] */ BOOL* /*result*/)
     83 {
     84     ASSERT_NOT_REACHED();
     85     return E_NOTIMPL;
     86 }
     87 
     88 HRESULT STDMETHODCALLTYPE WebScriptObject::callWebScriptMethod(
     89     /* [in] */ BSTR /*name*/,
     90     /* [size_is][in] */ const VARIANT /*args*/[  ],
     91     /* [in] */ int /*cArgs*/,
     92     /* [retval][out] */ VARIANT* /*result*/)
     93 {
     94     ASSERT_NOT_REACHED();
     95     return E_NOTIMPL;
     96 }
     97 
     98 HRESULT STDMETHODCALLTYPE WebScriptObject::evaluateWebScript(
     99     /* [in] */ BSTR /*script*/,
    100     /* [retval][out] */ VARIANT* /*result*/)
    101 {
    102     ASSERT_NOT_REACHED();
    103     return E_NOTIMPL;
    104 }
    105 
    106 HRESULT STDMETHODCALLTYPE WebScriptObject::removeWebScriptKey(
    107     /* [in] */ BSTR /*name*/)
    108 {
    109     ASSERT_NOT_REACHED();
    110     return E_NOTIMPL;
    111 }
    112 
    113 HRESULT STDMETHODCALLTYPE WebScriptObject::stringRepresentation(
    114     /* [retval][out] */ BSTR* /*stringRepresentation*/)
    115 {
    116     ASSERT_NOT_REACHED();
    117     return E_NOTIMPL;
    118 }
    119 
    120 HRESULT STDMETHODCALLTYPE WebScriptObject::webScriptValueAtIndex(
    121     /* [in] */ unsigned int /*index*/,
    122     /* [retval][out] */ VARIANT* /*result*/)
    123 {
    124     ASSERT_NOT_REACHED();
    125     return E_NOTIMPL;
    126 }
    127 
    128 HRESULT STDMETHODCALLTYPE WebScriptObject::setWebScriptValueAtIndex(
    129     /* [in] */ unsigned int /*index*/,
    130     /* [in] */ VARIANT /*val*/)
    131 {
    132     ASSERT_NOT_REACHED();
    133     return E_NOTIMPL;
    134 }
    135 
    136 HRESULT STDMETHODCALLTYPE WebScriptObject::setException(
    137     /* [in] */ BSTR /*description*/)
    138 {
    139     ASSERT_NOT_REACHED();
    140     return E_NOTIMPL;
    141 }
    142