webengine/osswebengine/WebKit/win/WebCache.cpp
changeset 0 dd21522fd290
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebKit/win/WebCache.cpp	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,153 @@
+/*
+ * Copyright (C) 2006, 2007 Apple Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#include "config.h"
+#include "WebKitDLL.h"
+#include "WebCache.h"
+
+#include "CFDictionaryPropertyBag.h"
+
+#pragma warning(push, 0)
+#include <WebCore/Cache.h>
+#pragma warning(pop)
+
+// WebCache ---------------------------------------------------------------------------
+
+WebCache::WebCache()
+: m_refCount(0)
+{
+    gClassCount++;
+}
+
+WebCache::~WebCache()
+{
+    gClassCount--;
+}
+
+WebCache* WebCache::createInstance()
+{
+    WebCache* instance = new WebCache();
+    instance->AddRef();
+    return instance;
+}
+
+// IUnknown -------------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebCache::QueryInterface(REFIID riid, void** ppvObject)
+{
+    *ppvObject = 0;
+    if (IsEqualGUID(riid, IID_IUnknown))
+        *ppvObject = static_cast<WebCache*>(this);
+    else if (IsEqualGUID(riid, IID_IWebCache))
+        *ppvObject = static_cast<WebCache*>(this);
+    else
+        return E_NOINTERFACE;
+
+    AddRef();
+    return S_OK;
+}
+
+ULONG STDMETHODCALLTYPE WebCache::AddRef(void)
+{
+    return ++m_refCount;
+}
+
+ULONG STDMETHODCALLTYPE WebCache::Release(void)
+{
+    ULONG newRef = --m_refCount;
+    if (!newRef)
+        delete(this);
+
+    return newRef;
+}
+
+// IWebCache ------------------------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE WebCache::statistics( 
+    /* [in][out] */ int* count,
+    /* [retval][out] */ IPropertyBag ** s)
+{
+    if (!count || (s && *count < 2))
+        return E_FAIL;
+
+    *count = 2;
+    if (!s)
+        return S_OK;
+
+    WebCore::Cache::Statistics stat = WebCore::cache()->getStatistics();
+
+    static CFStringRef imagesKey = CFSTR("images");
+    static CFStringRef stylesheetsKey = CFSTR("style sheets");
+    static CFStringRef scriptsKey = CFSTR("scripts");
+
+    RetainPtr<CFMutableDictionaryRef> dictionary(AdoptCF,
+        CFDictionaryCreateMutable(0, 0, 0, &kCFTypeDictionaryValueCallBacks));
+
+    RetainPtr<CFNumberRef> value(AdoptCF, CFNumberCreate(0, kCFNumberIntType, &stat.images.count));
+    CFDictionaryAddValue(dictionary.get(), imagesKey, value.get());
+    
+    value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.cssStyleSheets.count));
+    CFDictionaryAddValue(dictionary.get(), stylesheetsKey, value.get());
+    
+    value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.scripts.count));
+    CFDictionaryAddValue(dictionary.get(), scriptsKey, value.get());
+
+    CFDictionaryPropertyBag* propBag = CFDictionaryPropertyBag::createInstance();
+    propBag->setDictionary(dictionary.get());
+    s[0] = propBag;
+
+    dictionary.adoptCF(CFDictionaryCreateMutable(0, 0, 0, &kCFTypeDictionaryValueCallBacks));
+
+    value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.images.size));
+    CFDictionaryAddValue(dictionary.get(), imagesKey, value.get());
+    
+    value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.cssStyleSheets.size));
+    CFDictionaryAddValue(dictionary.get(), stylesheetsKey, value.get());
+    
+    value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.scripts.size));
+    CFDictionaryAddValue(dictionary.get(), scriptsKey, value.get());
+
+    propBag = CFDictionaryPropertyBag::createInstance();
+    propBag->setDictionary(dictionary.get());
+    s[1] = propBag;
+
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebCache::empty( void)
+{
+    if (WebCore::cache()->disabled())
+        return S_OK;
+    WebCore::cache()->setDisabled(true);
+    WebCore::cache()->setDisabled(false);
+    return S_OK;
+}
+
+HRESULT STDMETHODCALLTYPE WebCache::setDisabled( 
+    /* [in] */ BOOL disabled)
+{
+    WebCore::cache()->setDisabled(!!disabled);
+    return S_OK;
+}