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Diffstat (limited to 'WebCore/svg/properties/SVGStaticPropertyTearOff.h')
-rw-r--r-- | WebCore/svg/properties/SVGStaticPropertyTearOff.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/WebCore/svg/properties/SVGStaticPropertyTearOff.h b/WebCore/svg/properties/SVGStaticPropertyTearOff.h new file mode 100644 index 0000000..8f31909 --- /dev/null +++ b/WebCore/svg/properties/SVGStaticPropertyTearOff.h @@ -0,0 +1,67 @@ +/* + * Copyright (C) Research In Motion Limited 2010. All rights reserved. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#ifndef SVGStaticPropertyTearOff_h +#define SVGStaticPropertyTearOff_h + +#if ENABLE(SVG) +#include "SVGPropertyTearOff.h" + +namespace WebCore { + +#if COMPILER(MSVC) +// UpdateMethod is 12 bytes. We have to pack to a size greater than or equal to that to avoid an +// alignment warning (C4121). 16 is the next-largest size allowed for packing, so we use that. +#pragma pack(push, 16) +#endif +template<typename ContextElement, typename PropertyType> +class SVGStaticPropertyTearOff : public SVGPropertyTearOff<PropertyType> { +public: + typedef SVGStaticPropertyTearOff<ContextElement, PropertyType> Self; + typedef void (ContextElement::*UpdateMethod)(); + + // Used for non-animated POD types that are not associated with a SVGAnimatedProperty object, nor with a XML DOM attribute + // (for example: SVGSVGElement::currentTranslate). + static PassRefPtr<Self> create(ContextElement* contextElement, PropertyType& value, UpdateMethod update) + { + ASSERT(contextElement); + return adoptRef(new Self(contextElement, value, update)); + } + + virtual void commitChange() { (m_contextElement.get()->*m_update)(); } + +private: + SVGStaticPropertyTearOff(ContextElement* contextElement, PropertyType& value, UpdateMethod update) + : SVGPropertyTearOff<PropertyType>(0, value) + , m_update(update) + , m_contextElement(contextElement) + { + } + + UpdateMethod m_update; + RefPtr<ContextElement> m_contextElement; +}; +#if COMPILER(MSVC) +#pragma pack(pop) +#endif + +} + +#endif // ENABLE(SVG) +#endif // SVGStaticPropertyTearOff_h |