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| author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:52 -0800 |
|---|---|---|
| committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:52 -0800 |
| commit | 8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2 (patch) | |
| tree | 11425ea0b299d6fb89c6d3618a22d97d5bf68d0f /WebKit/win/COMVariantSetter.h | |
| parent | 648161bb0edfc3d43db63caed5cc5213bc6cb78f (diff) | |
| download | external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.zip external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.tar.gz external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.tar.bz2 | |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'WebKit/win/COMVariantSetter.h')
| -rw-r--r-- | WebKit/win/COMVariantSetter.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/WebKit/win/COMVariantSetter.h b/WebKit/win/COMVariantSetter.h new file mode 100644 index 0000000..5c6b21c --- /dev/null +++ b/WebKit/win/COMVariantSetter.h @@ -0,0 +1,106 @@ +/*
+ * Copyright (C) 2007, 2008 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 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 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.
+ */
+
+#ifndef COMVariantSetter_h
+#define COMVariantSetter_h
+
+#include <WebCore/BString.h>
+#include <WebCore/COMPtr.h>
+#include <wtf/Assertions.h>
+
+namespace WebCore {
+ class String;
+}
+
+template<typename T> struct COMVariantSetter {};
+
+template<> struct COMVariantSetter<WebCore::String>
+{
+ static const VARENUM VariantType = VT_BSTR;
+
+ static void setVariant(VARIANT* variant, const WebCore::String& value)
+ {
+ ASSERT(V_VT(variant) == VT_EMPTY);
+
+ V_VT(variant) = VariantType;
+ V_BSTR(variant) = WebCore::BString(value).release();
+ }
+};
+
+template<> struct COMVariantSetter<unsigned long long>
+{
+ static const VARENUM VariantType = VT_UI8;
+
+ static void setVariant(VARIANT* variant, unsigned long long value)
+ {
+ ASSERT(V_VT(variant) == VT_EMPTY);
+
+ V_VT(variant) = VariantType;
+ V_UI8(variant) = value;
+ }
+};
+
+template<> struct COMVariantSetter<int>
+{
+ static const VARENUM VariantType = VT_I4;
+
+ static void setVariant(VARIANT* variant, int value)
+ {
+ ASSERT(V_VT(variant) == VT_EMPTY);
+
+ V_VT(variant) = VariantType;
+ V_I4(variant) = value;
+ }
+};
+
+template<typename T> struct COMVariantSetter<COMPtr<T> >
+{
+ static const VARENUM VariantType = VT_UNKNOWN;
+
+ static void setVariant(VARIANT* variant, const COMPtr<T>& value)
+ {
+ ASSERT(V_VT(variant) == VT_EMPTY);
+
+ V_VT(variant) = VariantType;
+ V_UNKNOWN(variant) = value.get();
+ value->AddRef();
+ }
+};
+
+template<typename COMType, typename UnderlyingType>
+struct COMIUnknownVariantSetter
+{
+ static const VARENUM VariantType = VT_UNKNOWN;
+
+ static void setVariant(VARIANT* variant, const UnderlyingType& value)
+ {
+ ASSERT(V_VT(variant) == VT_EMPTY);
+
+ V_VT(variant) = VariantType;
+ V_UNKNOWN(variant) = COMType::createInstance(value);
+ }
+};
+
+#endif // COMVariantSetter
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