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
WebKitStatistics()46 WebKitStatistics::WebKitStatistics()
47 : m_refCount(0)
48 {
49 gClassCount++;
50 gClassNameCount.add("WebKitStatistics");
51 }
52
~WebKitStatistics()53 WebKitStatistics::~WebKitStatistics()
54 {
55 gClassCount--;
56 gClassNameCount.remove("WebKitStatistics");
57 }
58
createInstance()59 WebKitStatistics* WebKitStatistics::createInstance()
60 {
61 WebKitStatistics* instance = new WebKitStatistics();
62 instance->AddRef();
63 return instance;
64 }
65
66 // IUnknown -------------------------------------------------------------------
67
QueryInterface(REFIID riid,void ** ppvObject)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
AddRef(void)82 ULONG STDMETHODCALLTYPE WebKitStatistics::AddRef(void)
83 {
84 return ++m_refCount;
85 }
86
Release(void)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
webViewCount(int * count)98 HRESULT STDMETHODCALLTYPE WebKitStatistics::webViewCount(
99 /* [retval][out] */ int *count)
100 {
101 *count = WebViewCount;
102 return S_OK;
103 }
104
frameCount(int * count)105 HRESULT STDMETHODCALLTYPE WebKitStatistics::frameCount(
106 /* [retval][out] */ int *count)
107 {
108 *count = WebFrameCount;
109 return S_OK;
110 }
111
dataSourceCount(int * count)112 HRESULT STDMETHODCALLTYPE WebKitStatistics::dataSourceCount(
113 /* [retval][out] */ int *count)
114 {
115 *count = WebDataSourceCount;
116 return S_OK;
117 }
118
viewCount(int * count)119 HRESULT STDMETHODCALLTYPE WebKitStatistics::viewCount(
120 /* [retval][out] */ int *count)
121 {
122 *count = WebFrameViewCount;
123 return S_OK;
124 }
125
HTMLRepresentationCount(int * count)126 HRESULT STDMETHODCALLTYPE WebKitStatistics::HTMLRepresentationCount(
127 /* [retval][out] */ int *count)
128 {
129 *count = WebHTMLRepresentationCount;
130 return S_OK;
131 }
132
comClassCount(int * classCount)133 HRESULT STDMETHODCALLTYPE WebKitStatistics::comClassCount(
134 /* [retval][out] */ int *classCount)
135 {
136 *classCount = gClassCount;
137 return S_OK;
138 }
139
comClassNameCounts(BSTR * output)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