Home | History | Annotate | Download | only in win 
      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  *
      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 #include "config.h"
     30 #include "WebKitDLL.h"
     31 #include "WebKitStatistics.h"
     32 
     33 #include "WebKitStatisticsPrivate.h"
     34 #include <WebCore/BString.h>
     35 
     36 using namespace WebCore;
     37 
     38 int WebViewCount;
     39 int WebDataSourceCount;
     40 int WebFrameCount;
     41 int WebHTMLRepresentationCount;
     42 int WebFrameViewCount;
     43 
     44 // WebKitStatistics ---------------------------------------------------------------------------
     45 
     46 WebKitStatistics::WebKitStatistics()
     47 : m_refCount(0)
     48 {
     49     gClassCount++;
     50     gClassNameCount.add("WebKitStatistics");
     51 }
     52 
     53 WebKitStatistics::~WebKitStatistics()
     54 {
     55     gClassCount--;
     56     gClassNameCount.remove("WebKitStatistics");
     57 }
     58 
     59 WebKitStatistics* WebKitStatistics::createInstance()
     60 {
     61     WebKitStatistics* instance = new WebKitStatistics();
     62     instance->AddRef();
     63     return instance;
     64 }
     65 
     66 // IUnknown -------------------------------------------------------------------
     67 
     68 HRESULT STDMETHODCALLTYPE WebKitStatistics::QueryInterface(REFIID riid, void** ppvObject)
     69 {
     70     *ppvObject = 0;
     71     if (IsEqualGUID(riid, IID_IUnknown))
     72         *ppvObject = static_cast<WebKitStatistics*>(this);
     73     else if (IsEqualGUID(riid, IID_IWebKitStatistics))
     74         *ppvObject = static_cast<WebKitStatistics*>(this);
     75     else
     76         return E_NOINTERFACE;
     77 
     78     AddRef();
     79     return S_OK;
     80 }
     81 
     82 ULONG STDMETHODCALLTYPE WebKitStatistics::AddRef(void)
     83 {
     84     return ++m_refCount;
     85 }
     86 
     87 ULONG STDMETHODCALLTYPE WebKitStatistics::Release(void)
     88 {
     89     ULONG newRef = --m_refCount;
     90     if (!newRef)
     91         delete(this);
     92 
     93     return newRef;
     94 }
     95 
     96 // IWebKitStatistics ------------------------------------------------------------------------------
     97 
     98 HRESULT STDMETHODCALLTYPE WebKitStatistics::webViewCount(
     99     /* [retval][out] */ int *count)
    100 {
    101     *count = WebViewCount;
    102     return S_OK;
    103 }
    104 
    105 HRESULT STDMETHODCALLTYPE WebKitStatistics::frameCount(
    106     /* [retval][out] */ int *count)
    107 {
    108     *count = WebFrameCount;
    109     return S_OK;
    110 }
    111 
    112 HRESULT STDMETHODCALLTYPE WebKitStatistics::dataSourceCount(
    113     /* [retval][out] */ int *count)
    114 {
    115     *count = WebDataSourceCount;
    116     return S_OK;
    117 }
    118 
    119 HRESULT STDMETHODCALLTYPE WebKitStatistics::viewCount(
    120     /* [retval][out] */ int *count)
    121 {
    122     *count = WebFrameViewCount;
    123     return S_OK;
    124 }
    125 
    126 HRESULT STDMETHODCALLTYPE WebKitStatistics::HTMLRepresentationCount(
    127     /* [retval][out] */ int *count)
    128 {
    129     *count = WebHTMLRepresentationCount;
    130     return S_OK;
    131 }
    132 
    133 HRESULT STDMETHODCALLTYPE WebKitStatistics::comClassCount(
    134     /* [retval][out] */ int *classCount)
    135 {
    136     *classCount = gClassCount;
    137     return S_OK;
    138 }
    139 
    140 HRESULT STDMETHODCALLTYPE WebKitStatistics::comClassNameCounts(
    141     /* [retval][out] */ BSTR *output)
    142 {
    143     typedef HashCountedSet<String>::const_iterator Iterator;
    144     Iterator end = gClassNameCount.end();
    145     Vector<UChar> vector;
    146     for (Iterator current = gClassNameCount.begin(); current != end; ++current) {
    147         append(vector, String::format("%4u", current->second));
    148         vector.append('\t');
    149         append(vector, static_cast<String>(current->first));
    150         vector.append('\n');
    151     }
    152     *output = BString(String::adopt(vector)).release();
    153     return S_OK;
    154 }
    155