external/webkit r30707

1 files changed, 186 insertions, 0 deletions

diff --git a/WebKit/win/CFDictionaryPropertyBag.cpp b/WebKit/win/CFDictionaryPropertyBag.cpp
new file mode 100644
index 0000000..22de1b8
--- /dev/null
+++ b/WebKit/win/CFDictionaryPropertyBag.cpp
@@ -0,0 +1,186 @@
+/*
+ * 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 "CFDictionaryPropertyBag.h"
+
+#include "MarshallingHelpers.h"
+#include "WebKit.h"
+
+// CFDictionaryPropertyBag -----------------------------------------------
+
+CFDictionaryPropertyBag::CFDictionaryPropertyBag()
+: m_refCount(1)
+{
+}
+
+CFDictionaryPropertyBag* CFDictionaryPropertyBag::createInstance()
+{
+    CFDictionaryPropertyBag* instance = new CFDictionaryPropertyBag();
+    return instance;
+}
+
+void CFDictionaryPropertyBag::setDictionary(CFMutableDictionaryRef dictionary)
+{
+    m_dictionary = dictionary;
+}
+
+CFMutableDictionaryRef CFDictionaryPropertyBag::dictionary() const
+{
+    return m_dictionary.get();
+}
+
+// IUnknown -------------------------------------------------------------------
+
+HRESULT STDMETHODCALLTYPE CFDictionaryPropertyBag::QueryInterface(REFIID riid, void** ppvObject)
+{
+    *ppvObject = 0;
+    if (IsEqualGUID(riid, IID_IUnknown))
+        *ppvObject = static_cast<IPropertyBag*>(this);
+    else if (IsEqualGUID(riid, IID_IPropertyBag))
+        *ppvObject = static_cast<IPropertyBag*>(this);
+    else if (IsEqualGUID(riid, __uuidof(this)))
+        *ppvObject = this;
+    else
+        return E_NOINTERFACE;
+
+    AddRef();
+    return S_OK;
+}
+
+ULONG STDMETHODCALLTYPE CFDictionaryPropertyBag::AddRef(void)
+{
+    return ++m_refCount;
+}
+
+ULONG STDMETHODCALLTYPE CFDictionaryPropertyBag::Release(void)
+{
+    ULONG newRef = --m_refCount;
+    if (!newRef)
+        delete(this);
+
+    return newRef;
+}
+
+// IPropertyBag ------------------------------------------------------------
+
+static bool ConvertCFTypeToVariant(VARIANT* pVar, void* cfObj)
+{
+    if (!cfObj) {
+        V_VT(pVar) = VT_NULL;
+        return true;
+    }
+    else {
+        // if caller expects a string, retrieve BSTR from CFStringRef
+        if (V_VT(pVar) == VT_BSTR) {
+            V_BSTR(pVar) = MarshallingHelpers::CFStringRefToBSTR((CFStringRef) cfObj);
+            return true;
+        } else if (V_VT(pVar) == VT_I4) {
+            V_I4(pVar) = MarshallingHelpers::CFNumberRefToInt((CFNumberRef) cfObj);
+            return true;
+        } else if (!!(V_VT(pVar)&VT_ARRAY)) {
+            if ((V_VT(pVar)&~VT_ARRAY) == VT_BSTR) {
+                V_ARRAY(pVar) = MarshallingHelpers::stringArrayToSafeArray((CFArrayRef) cfObj);
+                return true;
+            } else if ((V_VT(pVar)&~VT_ARRAY) == VT_I4) {
+                V_ARRAY(pVar) = MarshallingHelpers::intArrayToSafeArray((CFArrayRef) cfObj);
+                return true;
+            } else if ((V_VT(pVar)&~VT_ARRAY) == VT_UNKNOWN) {
+                V_ARRAY(pVar) = MarshallingHelpers::iunknownArrayToSafeArray((CFArrayRef) cfObj);
+                return true;
+            }
+        }
+    }
+    return false;
+}
+
+static bool ConvertVariantToCFType(VARIANT* pVar, void** cfObj)
+{
+    if (V_VT(pVar) == VT_NULL) {
+        *cfObj = 0;
+        return true;
+    }
+    else {
+        // if caller expects a string, retrieve BSTR from CFStringRef
+        if (V_VT(pVar) == VT_BSTR) {
+            *cfObj = (void*) MarshallingHelpers::BSTRToCFStringRef(V_BSTR(pVar));
+            return true;
+        } else if (V_VT(pVar) == VT_I4) {
+            *cfObj = (void*) MarshallingHelpers::intToCFNumberRef(V_I4(pVar));
+            return true;
+        } else if (!!(V_VT(pVar)&VT_ARRAY)) {
+            if ((V_VT(pVar)&~VT_ARRAY) == VT_BSTR) {
+                *cfObj = (void*) MarshallingHelpers::safeArrayToStringArray(V_ARRAY(pVar));
+                return true;
+            } else if ((V_VT(pVar)&~VT_ARRAY) == VT_I4) {
+                *cfObj = (void*) MarshallingHelpers::safeArrayToIntArray(V_ARRAY(pVar));
+                return true;
+            } else if ((V_VT(pVar)&~VT_ARRAY) == VT_UNKNOWN) {
+                *cfObj = (void*) MarshallingHelpers::safeArrayToIUnknownArray(V_ARRAY(pVar));
+                return true;
+            }
+        }
+    }
+    return false;
+}
+
+HRESULT STDMETHODCALLTYPE CFDictionaryPropertyBag::Read(LPCOLESTR pszPropName, VARIANT *pVar, IErrorLog * /*pErrorLog*/)
+{
+    if (!pszPropName)
+        return E_POINTER;
+    if (m_dictionary) {
+        void* value;
+        CFStringRef key = MarshallingHelpers::LPCOLESTRToCFStringRef(pszPropName);
+        HRESULT hr = E_FAIL;
+        if (CFDictionaryGetValueIfPresent(m_dictionary.get(), key, (const void**) &value)) {
+            if (ConvertCFTypeToVariant(pVar, value))
+                hr = S_OK;
+        } else
+            hr = E_INVALIDARG;
+        CFRelease(key);
+        return hr;
+    }
+    return E_FAIL;
+}
+        
+HRESULT STDMETHODCALLTYPE CFDictionaryPropertyBag::Write(LPCOLESTR pszPropName, VARIANT* pVar)
+{
+    if (!pszPropName || !pVar)
+        return E_POINTER;
+    if (!m_dictionary) {
+        m_dictionary = CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
+    }
+    void* cfObj;
+    if (ConvertVariantToCFType(pVar, &cfObj)) {
+        CFStringRef key = MarshallingHelpers::LPCOLESTRToCFStringRef(pszPropName);
+        CFDictionaryAddValue(m_dictionary.get(), key, cfObj);
+        // CFDictionaryAddValue should automatically retain the CF objects passed in, so release them here
+        CFRelease(key);
+        CFRelease(cfObj);
+        return S_OK;
+    }
+    return E_FAIL;
+}
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