khtml/rendering/render_list.h

   1 /*
   2  * This file is part of the HTML rendering engine for KDE.
   3  *
   4  * Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
   5  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
   6  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Library General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Library General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Library General Public License
  19  * along with this library; see the file COPYING.LIB.  If not, write to
  20  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  21  * Boston, MA 02110-1301, USA.
  22  *
  23  */
  24 #ifndef RENDER_LIST_H
  25 #define RENDER_LIST_H
  26
  27 #include "rendering/render_block.h"
  28
  29 // ### list-style-position, list-style-image is still missing
  30
  31 namespace khtml
  32 {
  33
  34 class RenderListItem;
  35 class RenderListMarker;
  36 class CounterNode;
  37
  38 // -----------------------------------------------------------------------------
  39
  40 class RenderListItem : public RenderBlock
  41 {
  42     friend class RenderListMarker;
  43 //    friend class CounterListItem;
  44
  45 public:
  46     RenderListItem(DOM::NodeImpl*);
  47
  48     virtual const char *renderName() const { return "RenderListItem"; }
  49
  50     virtual void setStyle(RenderStyle *style);
  51
  52     virtual bool isListItem() const { return true; }
  53
  54     void setValue( long v ) { predefVal = v; }
  55
  56     virtual void layout( );
  57     virtual void detach( );
  58     virtual void calcMinMaxWidth();
  59     //virtual short marginLeft() const;
  60     //virtual short marginRight() const;
  61
  62     void setInsideList(bool b ) { m_insideList = b; }
  63
  64 protected:
  65
  66     void updateMarkerLocation();
  67     void resetListMarker() { m_marker = 0; }
  68
  69     RenderListMarker *m_marker;
  70     CounterNode *m_counter;
  71     signed long predefVal : 30;
  72     bool m_insideList  : 1;
  73     bool m_deleteMarker: 1;
  74 };
  75
  76 // -----------------------------------------------------------------------------
  77
  78 class RenderListMarker : public RenderBox
  79 {
  80 public:
  81     RenderListMarker(DOM::NodeImpl* node);
  82     ~RenderListMarker();
  83
  84     virtual void setStyle(RenderStyle *style);
  85
  86     virtual const char *renderName() const { return "RenderListMarker"; }
  87     // so the marker gets to layout itself. Only needed for
  88     // list-style-position: inside
  89
  90     virtual void paint(PaintInfo& i, int xoff, int yoff);
  91     virtual void layout( );
  92     virtual void calcMinMaxWidth();
  93
  94     virtual short lineHeight( bool firstLine ) const;
  95     virtual short baselinePosition( bool firstLine ) const;
  96
  97     virtual void updatePixmap( const QRect&, CachedImage *);
  98
  99     virtual void calcWidth();
 100
 101     virtual bool isListMarker() const { return true; }
 102
 103     virtual short markerWidth() const { return m_markerWidth; }
 104
 105     RenderListItem* listItem() const { return m_listItem; }
 106     void setListItem(RenderListItem* listItem) { m_listItem = listItem; }
 107
 108     bool listPositionInside() const
 109     { return !m_listItem->m_insideList || style()->listStylePosition() == INSIDE; }
 110
 111 protected:
 112     friend class RenderListItem;
 113
 114     QString m_item;
 115     CachedImage *m_listImage;
 116     short m_markerWidth;
 117     RenderListItem* m_listItem;
 118 };
 119
 120 // Implementation of list-item counter
 121 // ### should replace most list-item specific code in renderObject::getCounter
 122 /*
 123 class CounterListItem : public CounterNode
 124 {
 125 public:
 126     int count() const;
 127
 128     virtual void recount( bool first = false );
 129     virtual void setSelfDirty();
 130
 131 }; */
 132
 133 } //namespace
 134
 135 #endif