1 /*

     2  * This file is part of the DOM implementation for KDE.

     3  *

     4  * (C) 1999-2003 Lars Knoll (knoll@kde.org)

     5  * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.

     6  *

     7  * This library is free software; you can redistribute it and/or

     8  * modify it under the terms of the GNU Library General Public

     9  * License as published by the Free Software Foundation; either

    10  * version 2 of the License, or (at your option) any later version.

    11  *

    12  * This library is distributed in the hope that it will be useful,

    13  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    15  * Library General Public License for more details.

    16  *

    17  * You should have received a copy of the GNU Library General Public License

    18  * along with this library; see the file COPYING.LIB.  If not, write to

    19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

    20  * Boston, MA 02110-1301, USA.

    21  */

    22 

    23 #ifndef CSSStyleDeclaration_h

    24 #define CSSStyleDeclaration_h

    25 

    26 #include "StyleBase.h"

    27 #include <wtf/PassRefPtr.h>

    28 

    29 namespace WebCore {

    30 

    31 class CSSMutableStyleDeclaration;

    32 class CSSRule;

    33 class CSSValue;

    34 

    35 typedef int ExceptionCode;

    36 

    37 class CSSStyleDeclaration : public StyleBase {

    38 public:

    39     virtual bool isStyleDeclaration();

    40 

    41     static bool isPropertyName(const String&);

    42 

    43     CSSRule* parentRule() const;

    44 

    45     virtual String cssText() const = 0;

    46     virtual void setCssText(const String&, ExceptionCode&) = 0;

    47 

    48     virtual unsigned length() const = 0;

    49     virtual String item(unsigned index) const = 0;

    50 

    51     PassRefPtr<CSSValue> getPropertyCSSValue(const String& propertyName);

    52     String getPropertyValue(const String& propertyName);

    53     String getPropertyPriority(const String& propertyName);

    54     String getPropertyShorthand(const String& propertyName);

    55     bool isPropertyImplicit(const String& propertyName);

    56     

    57     virtual PassRefPtr<CSSValue> getPropertyCSSValue(int propertyID) const = 0;

    58     virtual String getPropertyValue(int propertyID) const = 0;

    59     virtual bool getPropertyPriority(int propertyID) const = 0;

    60     virtual int getPropertyShorthand(int propertyID) const = 0;

    61     virtual bool isPropertyImplicit(int propertyID) const = 0;

    62 

    63     void setProperty(const String& propertyName, const String& value, ExceptionCode&);

    64     void setProperty(const String& propertyName, const String& value, const String& priority, ExceptionCode&);

    65     String removeProperty(const String& propertyName, ExceptionCode&);

    66     virtual void setProperty(int propertyId, const String& value, bool important, ExceptionCode&) = 0;

    67     virtual String removeProperty(int propertyID, ExceptionCode&) = 0;

    68 

    69     virtual PassRefPtr<CSSMutableStyleDeclaration> copy() const = 0;

    70     virtual PassRefPtr<CSSMutableStyleDeclaration> makeMutable() = 0;

    71  

    72     void diff(CSSMutableStyleDeclaration*) const;

    73 

    74     PassRefPtr<CSSMutableStyleDeclaration> copyPropertiesInSet(const int* set, unsigned length) const;

    75 

    76 protected:

    77     CSSStyleDeclaration(CSSRule* parentRule = 0);

    78 

    79 private:

    80     CSSStyleDeclaration(const CSSStyleDeclaration&);

    81     CSSStyleDeclaration& operator=(const CSSStyleDeclaration&);

    82 };

    83 

    84 } // namespace WebCore

    85 

    86 #endif // CSSStyleDeclaration_h