1 /*

     2  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)

     3  *           (C) 1999 Antti Koivisto (koivisto@kde.org)

     4  * Copyright (C) 2003, 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.

     5  *

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

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

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

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

    10  *

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

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

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

    14  * Library General Public License for more details.

    15  *

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

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

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

    19  * Boston, MA 02110-1301, USA.

    20  *

    21  */

    22 

    23 #ifndef RenderListItem_h

    24 #define RenderListItem_h

    25 

    26 #include "RenderBlock.h"

    27 

    28 namespace WebCore {

    29 

    30 class RenderListMarker;

    31 

    32 class RenderListItem : public RenderBlock {

    33 public:

    34     RenderListItem(Node*);

    35 

    36     virtual const char* renderName() const { return "RenderListItem"; }

    37 

    38     virtual bool isListItem() const { return true; }

    39     

    40     virtual void destroy();

    41 

    42     virtual void setStyle(RenderStyle*);

    43 

    44     int value() const { if (!m_isValueUpToDate) updateValueNow(); return m_value; }

    45     void updateValue();

    46 

    47     bool hasExplicitValue() const { return m_hasExplicitValue; }

    48     int explicitValue() const { return m_explicitValue; }

    49     void setExplicitValue(int value);

    50     void clearExplicitValue();

    51 

    52     virtual bool isEmpty() const;

    53     virtual void paint(PaintInfo&, int tx, int ty);

    54 

    55     virtual void layout();

    56     virtual void calcPrefWidths();

    57 

    58     virtual void positionListMarker();

    59 

    60     void setNotInList(bool notInList) { m_notInList = notInList; }

    61     bool notInList() const { return m_notInList; }

    62 

    63     const String& markerText() const;

    64 

    65 private:

    66     void updateMarkerLocation();

    67     inline int calcValue() const;

    68     void updateValueNow() const;

    69     void explicitValueChanged();

    70 

    71     RenderListMarker* m_marker;

    72     int m_explicitValue;

    73     mutable int m_value;

    74 

    75     bool m_hasExplicitValue : 1;

    76     mutable bool m_isValueUpToDate : 1;

    77     bool m_notInList : 1;

    78 };

    79 

    80 } // namespace WebCore

    81 

    82 #endif // RenderListItem_h