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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 "WebKitDLL.h"
     28 
     29 #include "WebNotification.h"
     30 
     31 #include <wtf/Assertions.h>
     32 
     33 // WebNotification ------------------------------------------------------------
     34 
     35 WebNotification::WebNotification(BSTR name, IUnknown* anObject, IPropertyBag* userInfo)
     36 : m_refCount(0)
     37 , m_name(0)
     38 , m_anObject(anObject)
     39 , m_userInfo(userInfo)
     40 {
     41     if (name)
     42         m_name = SysAllocString(name);
     43     if (m_anObject)
     44         m_anObject->AddRef();
     45     if (m_userInfo)
     46         m_userInfo->AddRef();
     47 
     48     gClassCount++;
     49     gClassNameCount.add("WebNotification");
     50 }
     51 
     52 WebNotification::~WebNotification()
     53 {
     54     if (m_name)
     55         SysFreeString(m_name);
     56     if (m_anObject)
     57         m_anObject->Release();
     58     if (m_userInfo)
     59         m_userInfo->Release();
     60 
     61     gClassCount--;
     62     gClassNameCount.remove("WebNotification");
     63 }
     64 
     65 WebNotification* WebNotification::createInstance(BSTR name /*=0*/, IUnknown* anObject /*=0*/, IPropertyBag* userInfo /*=0*/)
     66 {
     67     WebNotification* instance = new WebNotification(name, anObject, userInfo);
     68     instance->AddRef();
     69     return instance;
     70 }
     71 
     72 // IUnknown -------------------------------------------------------------------
     73 
     74 HRESULT STDMETHODCALLTYPE WebNotification::QueryInterface(REFIID riid, void** ppvObject)
     75 {
     76     *ppvObject = 0;
     77     if (IsEqualGUID(riid, IID_IUnknown))
     78         *ppvObject = static_cast<IWebNotification*>(this);
     79     else if (IsEqualGUID(riid, IID_IWebNotification))
     80         *ppvObject = static_cast<IWebNotification*>(this);
     81     else
     82         return E_NOINTERFACE;
     83 
     84     AddRef();
     85     return S_OK;
     86 }
     87 
     88 ULONG STDMETHODCALLTYPE WebNotification::AddRef(void)
     89 {
     90     return ++m_refCount;
     91 }
     92 
     93 ULONG STDMETHODCALLTYPE WebNotification::Release(void)
     94 {
     95     ULONG newRef = --m_refCount;
     96     if (!newRef)
     97         delete(this);
     98 
     99     return newRef;
    100 }
    101 
    102 // IWebNotification -----------------------------------------------------------
    103 
    104 HRESULT STDMETHODCALLTYPE WebNotification::notificationWithName(
    105     /* [in] */ BSTR /*aName*/,
    106     /* [in] */ IUnknown* /*anObject*/,
    107     /* [optional][in] */ IPropertyBag* /*userInfo*/)
    108 {
    109     ASSERT_NOT_REACHED();
    110     return E_NOTIMPL;
    111 }
    112 
    113 HRESULT STDMETHODCALLTYPE WebNotification::name(
    114     /* [retval][out] */ BSTR* result)
    115 {
    116     *result = 0;
    117     if (m_name) {
    118         *result = SysAllocString(m_name);
    119         if (!*result)
    120             return E_OUTOFMEMORY;
    121     }
    122 
    123     return S_OK;
    124 }
    125 
    126 HRESULT STDMETHODCALLTYPE WebNotification::getObject(
    127     /* [retval][out] */ IUnknown** result)
    128 {
    129     *result = m_anObject;
    130 
    131     if (*result)
    132         (*result)->AddRef();
    133 
    134     return S_OK;
    135 }
    136 
    137 HRESULT STDMETHODCALLTYPE WebNotification::userInfo(
    138     /* [retval][out] */ IPropertyBag** result)
    139 {
    140     *result = m_userInfo;
    141 
    142     if (*result)
    143         (*result)->AddRef();
    144 
    145     return S_OK;
    146 }
    147