2 * (C) 1999-2003 Lars Knoll (knoll@kde.org)
3 * Copyright (C) 2004, 2005, 2006, 2008, 2012 Apple Inc. All rights reserved.
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
21 #ifndef CSSStyleDeclaration_h
22 #define CSSStyleDeclaration_h
24 #include "bindings/core/v8/ScriptWrappable.h"
25 #include "core/CSSPropertyNames.h"
26 #include "wtf/Forward.h"
27 #include "wtf/Noncopyable.h"
36 class MutableStylePropertySet;
38 class CSSStyleDeclaration : public NoBaseWillBeGarbageCollectedFinalized<CSSStyleDeclaration>, public ScriptWrappable {
39 WTF_MAKE_NONCOPYABLE(CSSStyleDeclaration); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
41 virtual ~CSSStyleDeclaration() { }
44 virtual void ref() = 0;
45 virtual void deref() = 0;
48 virtual CSSRule* parentRule() const = 0;
49 virtual String cssText() const = 0;
50 virtual void setCSSText(const String&, ExceptionState&) = 0;
51 virtual unsigned length() const = 0;
52 virtual String item(unsigned index) const = 0;
53 virtual PassRefPtrWillBeRawPtr<CSSValue> getPropertyCSSValue(const String& propertyName) = 0;
54 virtual String getPropertyValue(const String& propertyName) = 0;
55 virtual String getPropertyPriority(const String& propertyName) = 0;
56 virtual String getPropertyShorthand(const String& propertyName) = 0;
57 virtual bool isPropertyImplicit(const String& propertyName) = 0;
58 virtual void setProperty(const String& propertyName, const String& value, const String& priority, ExceptionState&) = 0;
59 virtual String removeProperty(const String& propertyName, ExceptionState&) = 0;
61 // CSSPropertyID versions of the CSSOM functions to support bindings and editing.
62 // Use the non-virtual methods in the concrete subclasses when possible.
63 // The CSSValue returned by this function should not be exposed to the web as it may be used by multiple documents at the same time.
64 virtual PassRefPtrWillBeRawPtr<CSSValue> getPropertyCSSValueInternal(CSSPropertyID) = 0;
65 virtual String getPropertyValueInternal(CSSPropertyID) = 0;
66 virtual void setPropertyInternal(CSSPropertyID, const String& value, bool important, ExceptionState&) = 0;
68 virtual PassRefPtrWillBeRawPtr<MutableStylePropertySet> copyProperties() const = 0;
70 virtual bool cssPropertyMatches(CSSPropertyID, const CSSValue*) const = 0;
71 virtual CSSStyleSheet* parentStyleSheet() const { return 0; }
73 virtual void trace(Visitor*) { }
78 ScriptWrappable::init(this);
84 #endif // CSSStyleDeclaration_h