1 /*

     2  * Copyright (C) 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 #ifndef WebJavaScriptCollector_H

    27 #define WebJavaScriptCollector_H

    28 

    29 #include "IWebJavaScriptCollector.h"

    30 

    31 class WebJavaScriptCollector : public IWebJavaScriptCollector

    32 {

    33 public:

    34     static WebJavaScriptCollector* createInstance();

    35 protected:

    36     WebJavaScriptCollector();

    37     ~WebJavaScriptCollector();

    38 

    39 public:

    40     // IUnknown

    41     virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppvObject);

    42     virtual ULONG STDMETHODCALLTYPE AddRef(void);

    43     virtual ULONG STDMETHODCALLTYPE Release(void);

    44 

    45     // IWebJavaScriptCollector

    46     virtual HRESULT STDMETHODCALLTYPE collect();

    47     

    48     virtual HRESULT STDMETHODCALLTYPE collectOnAlternateThread( 

    49         /* [in] */ BOOL waitUntilDone);

    50 

    51     virtual HRESULT STDMETHODCALLTYPE objectCount( 

    52         /* [retaval][out] */ UINT* count);

    53 

    54 protected:

    55     ULONG m_refCount;

    56 };

    57 

    58 #endif