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1 /* | |
2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | |
3 * | |
4 * This library is free software; you can redistribute it and/or | |
5 * modify it under the terms of the GNU Library General Public | |
6 * License as published by the Free Software Foundation; either | |
7 * version 2 of the License, or (at your option) any later version. | |
8 * | |
9 * This library is distributed in the hope that it will be useful, | |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 * Library General Public License for more details. | |
13 * | |
14 * You should have received a copy of the GNU Library General Public License | |
15 * along with this library; see the file COPYING.LIB. If not, write to | |
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
17 * Boston, MA 02110-1301, USA. | |
18 */ | |
19 | |
20 #ifndef SVGStaticPropertyTearOff_h | |
21 #define SVGStaticPropertyTearOff_h | |
22 | |
23 #include "core/svg/properties/SVGPropertyTearOff.h" | |
24 | |
25 namespace WebCore { | |
26 | |
27 #if COMPILER(MSVC) | |
28 // UpdateMethod is 12 bytes. We have to pack to a size greater than or equal to
that to avoid an | |
29 // alignment warning (C4121). 16 is the next-largest size allowed for packing, s
o we use that. | |
30 #pragma pack(push, 16) | |
31 #endif | |
32 template<typename ContextElement, typename PropertyType> | |
33 class SVGStaticPropertyTearOff FINAL : public SVGPropertyTearOff<PropertyType> { | |
34 public: | |
35 typedef SVGStaticPropertyTearOff<ContextElement, PropertyType> Self; | |
36 typedef void (ContextElement::*UpdateMethod)(); | |
37 | |
38 // Used for non-animated POD types that are not associated with a SVGAnimate
dProperty object, nor with a XML DOM attribute | |
39 // (for example: SVGSVGElement::currentTranslate). | |
40 static PassRefPtr<Self> create(ContextElement* contextElement, PropertyType&
value, UpdateMethod update) | |
41 { | |
42 ASSERT(contextElement); | |
43 return adoptRef(new Self(contextElement, value, update)); | |
44 } | |
45 | |
46 virtual void commitChange() OVERRIDE { (m_contextElement.get()->*m_update)()
; } | |
47 | |
48 private: | |
49 SVGStaticPropertyTearOff(ContextElement* contextElement, PropertyType& value
, UpdateMethod update) | |
50 : SVGPropertyTearOff<PropertyType>(0, UndefinedRole, value) | |
51 , m_update(update) | |
52 , m_contextElement(contextElement) | |
53 { | |
54 m_contextElement->setContextElement(); | |
55 } | |
56 | |
57 UpdateMethod m_update; | |
58 RefPtr<ContextElement> m_contextElement; | |
59 }; | |
60 #if COMPILER(MSVC) | |
61 #pragma pack(pop) | |
62 #endif | |
63 | |
64 } | |
65 | |
66 #endif // SVGStaticPropertyTearOff_h | |
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