html_tableimpl.cpp

khtml在gtk上的移植版本

        case ATTR_BGCOLOR:
        case ATTR_BACKGROUND:
        case ATTR_CELLSPACING:
        case ATTR_VSPACE:
        case ATTR_HSPACE:
        case ATTR_VALIGN:
            result = eUniversal;
            return false;
        case ATTR_BORDERCOLOR:
            result = eUniversal;
            return true;
        case ATTR_BORDER:
            result = eTable;
            return true;
        case ATTR_ALIGN:
            result = eTable;
            return false;
        default:
            break;
    }
    return HTMLElementImpl::mapToEntry(attr, result);
}

void HTMLTableElementImpl::parseHTMLAttribute(HTMLAttributeImpl *attr)
{
    switch(attr->id())
    {
    case ATTR_WIDTH:
        addCSSLength(attr, CSS_PROP_WIDTH, attr->value());
        break;
    case ATTR_HEIGHT:
        addCSSLength(attr, CSS_PROP_HEIGHT, attr->value());
        break;
    case ATTR_BORDER:
    {
        m_noBorder = true;
        if (attr->isNull()) break;
        if (attr->decl()) {
            CSSValueImpl* val = attr->decl()->getPropertyCSSValue(CSS_PROP_BORDER_LEFT_WIDTH);
            if (val && val->isPrimitiveValue()) {
                CSSPrimitiveValueImpl* primVal = static_cast<CSSPrimitiveValueImpl*>(val);
                m_noBorder = !primVal->getFloatValue(CSSPrimitiveValue::CSS_NUMBER);
            }
        }
        else {
            // ### this needs more work, as the border value is not only
            //     the border of the box, but also between the cells
            int border = 0;
            if (attr->isEmpty())
                border = 1;
            else
                border = attr->value().toInt();
#ifdef DEBUG_DRAW_BORDER
            border=1;
#endif
            m_noBorder = !border;
            DOMString v = QString::number( border );
            addCSSLength(attr, CSS_PROP_BORDER_WIDTH, v );
        }
#if 0
        // wanted by HTML4 specs
        if (m_noBorder)
            frame = Void, rules = None;
        else
            frame = Box, rules = All;
#endif
        break;
    }
    case ATTR_BGCOLOR:
        addHTMLColor(attr, CSS_PROP_BACKGROUND_COLOR, attr->value());
        break;
    case ATTR_BORDERCOLOR:
        m_solid = attr->decl();
        if (!attr->decl() && !attr->isEmpty()) {
            addHTMLColor(attr, CSS_PROP_BORDER_COLOR, attr->value());
            addCSSProperty(attr, CSS_PROP_BORDER_TOP_STYLE, CSS_VAL_SOLID);
            addCSSProperty(attr, CSS_PROP_BORDER_BOTTOM_STYLE, CSS_VAL_SOLID);
            addCSSProperty(attr, CSS_PROP_BORDER_LEFT_STYLE, CSS_VAL_SOLID);
            addCSSProperty(attr, CSS_PROP_BORDER_RIGHT_STYLE, CSS_VAL_SOLID);
            m_solid = true;
        }
        break;
    case ATTR_BACKGROUND:
    {
        QString url = khtml::parseURL( attr->value() ).string();
        if (!url.isEmpty())
            addCSSImageProperty(attr, CSS_PROP_BACKGROUND_IMAGE, getDocument()->completeURL(url));
        break;
    }
    case ATTR_FRAME:
#if 0
        if ( strcasecmp( attr->value(), "void" ) == 0 )
            frame = Void;
        else if ( strcasecmp( attr->value(), "border" ) == 0 )
            frame = Box;
        else if ( strcasecmp( attr->value(), "box" ) == 0 )
            frame = Box;
        else if ( strcasecmp( attr->value(), "hsides" ) == 0 )
            frame = Hsides;
        else if ( strcasecmp( attr->value(), "vsides" ) == 0 )
            frame = Vsides;
        else if ( strcasecmp( attr->value(), "above" ) == 0 )
            frame = Above;
        else if ( strcasecmp( attr->value(), "below" ) == 0 )
            frame = Below;
        else if ( strcasecmp( attr->value(), "lhs" ) == 0 )
            frame = Lhs;
        else if ( strcasecmp( attr->value(), "rhs" ) == 0 )
            frame = Rhs;
#endif
        break;
    case ATTR_RULES:
#if 0
        if ( strcasecmp( attr->value(), "none" ) == 0 )
            rules = None;
        else if ( strcasecmp( attr->value(), "groups" ) == 0 )
            rules = Groups;
        else if ( strcasecmp( attr->value(), "rows" ) == 0 )
            rules = Rows;
        else if ( strcasecmp( attr->value(), "cols" ) == 0 )
            rules = Cols;
        else if ( strcasecmp( attr->value(), "all" ) == 0 )
            rules = All;
#endif
        break;
   case ATTR_CELLSPACING:
        if (!attr->value().isEmpty())
            addCSSLength(attr, CSS_PROP_BORDER_SPACING, attr->value());
        break;
    case ATTR_CELLPADDING:
        if (!attr->value().isEmpty())
            padding = kMax( 0, attr->value().toInt() );
        else
            padding = 1;
        if (m_render && m_render->isTable()) {
            static_cast<RenderTable *>(m_render)->setCellPadding(padding);
	    if (!m_render->needsLayout())
	        m_render->setNeedsLayout(true);
        }
        break;
    case ATTR_COLS:
    {
        // ###
#if 0
        int c;
        c = attr->val()->toInt();
        addColumns(c-totalCols);
        break;
#endif
    }
    case ATTR_VSPACE:
        addCSSLength(attr, CSS_PROP_MARGIN_TOP, attr->value());
        addCSSLength(attr, CSS_PROP_MARGIN_BOTTOM, attr->value());
        break;
    case ATTR_HSPACE:
        addCSSLength(attr, CSS_PROP_MARGIN_LEFT, attr->value());
        addCSSLength(attr, CSS_PROP_MARGIN_RIGHT, attr->value());
        break;
    case ATTR_ALIGN:
        if (!attr->value().isEmpty())
            addCSSProperty(attr, CSS_PROP_FLOAT, attr->value());
        break;
    case ATTR_VALIGN:
        if (!attr->value().isEmpty())
            addCSSProperty(attr, CSS_PROP_VERTICAL_ALIGN, attr->value());
        break;
    case ATTR_NOSAVE:
	break;
    default:
        HTMLElementImpl::parseHTMLAttribute(attr);
    }
}

CSSStyleDeclarationImpl* HTMLTableElementImpl::additionalAttributeStyleDecl()
{
    if (m_noBorder)
        return 0;
    HTMLAttributeImpl attr(ATTR_TABLEBORDER, m_solid ? "solid" : "outset");
    CSSMappedAttributeDeclarationImpl* decl = getMappedAttributeDecl(ePersistent, &attr);
    if (!decl) {
        decl = new CSSMappedAttributeDeclarationImpl(0);
        decl->setParent(getDocument()->elementSheet());
        decl->setNode(this);
        decl->setStrictParsing(false); // Mapped attributes are just always quirky.
        
        decl->ref(); // This single ref pins us in the table until the document dies.

        int v = m_solid ? CSS_VAL_SOLID : CSS_VAL_OUTSET;
        decl->setProperty(CSS_PROP_BORDER_TOP_STYLE, v, false);
        decl->setProperty(CSS_PROP_BORDER_BOTTOM_STYLE, v, false);
        decl->setProperty(CSS_PROP_BORDER_LEFT_STYLE, v, false);
        decl->setProperty(CSS_PROP_BORDER_RIGHT_STYLE, v, false);

        setMappedAttributeDecl(ePersistent, &attr, decl);
        decl->setParent(0);
        decl->setNode(0);
        decl->setMappedState(ePersistent, attr.id(), attr.value());
    }
    return decl;
}

CSSStyleDeclarationImpl* HTMLTableElementImpl::getSharedCellDecl()
{
    HTMLAttributeImpl attr(ATTR_CELLBORDER, m_noBorder ? "none" : (m_solid ? "solid" : "inset"));
    CSSMappedAttributeDeclarationImpl* decl = getMappedAttributeDecl(ePersistent, &attr);
    if (!decl) {
        decl = new CSSMappedAttributeDeclarationImpl(0);
        decl->setParent(getDocument()->elementSheet());
        decl->setNode(this);
        decl->setStrictParsing(false); // Mapped attributes are just always quirky.
        
        decl->ref(); // This single ref pins us in the table until the table dies.
        
        if (m_noBorder)
            decl->setProperty(CSS_PROP_BORDER_WIDTH, "0", false);
        else {
            decl->setProperty(CSS_PROP_BORDER_WIDTH, "1px", false);
            int v = m_solid ? CSS_VAL_SOLID : CSS_VAL_INSET;
            decl->setProperty(CSS_PROP_BORDER_TOP_STYLE, v, false);
            decl->setProperty(CSS_PROP_BORDER_BOTTOM_STYLE, v, false);
            decl->setProperty(CSS_PROP_BORDER_LEFT_STYLE, v, false);
            decl->setProperty(CSS_PROP_BORDER_RIGHT_STYLE, v, false);
            decl->setProperty(CSS_PROP_BORDER_COLOR, "inherit", false);
        }

        setMappedAttributeDecl(ePersistent, &attr, decl);
        decl->setParent(0);
        decl->setNode(0);
        decl->setMappedState(ePersistent, attr.id(), attr.value());
    }
    return decl;
}

void HTMLTableElementImpl::attach()
{
    assert(!m_attached);
    HTMLElementImpl::attach();
    if ( m_render && m_render->isTable() )
	static_cast<RenderTable *>(m_render)->setCellPadding( padding );
}

bool HTMLTableElementImpl::isURLAttribute(AttributeImpl *attr) const
{
    return attr->id() == ATTR_BACKGROUND;
}

// --------------------------------------------------------------------------

bool HTMLTablePartElementImpl::mapToEntry(NodeImpl::Id attr, MappedAttributeEntry& result) const
{
    switch(attr) {
        case ATTR_BGCOLOR:
        case ATTR_BACKGROUND:
        case ATTR_BORDERCOLOR:
        case ATTR_VALIGN:
        case ATTR_HEIGHT:
            result = eUniversal;
            return false;
        case ATTR_ALIGN:
            result = eCell; // All table parts will just share in the TD space.
            return false;
        default:
            break;
    }
    return HTMLElementImpl::mapToEntry(attr, result);
}

void HTMLTablePartElementImpl::parseHTMLAttribute(HTMLAttributeImpl *attr)
{
    switch(attr->id())
    {
    case ATTR_BGCOLOR:
        addHTMLColor(attr, CSS_PROP_BACKGROUND_COLOR, attr->value() );
        break;
    case ATTR_BACKGROUND:
    {
        QString url = khtml::parseURL( attr->value() ).string();
        if (!url.isEmpty())
            addCSSImageProperty(attr, CSS_PROP_BACKGROUND_IMAGE, getDocument()->completeURL(url));
        break;
    }
    case ATTR_BORDERCOLOR:
    {
        if (!attr->value().isEmpty()) {
            addHTMLColor(attr, CSS_PROP_BORDER_COLOR, attr->value());
            addCSSProperty(attr, CSS_PROP_BORDER_TOP_STYLE, CSS_VAL_SOLID);
            addCSSProperty(attr, CSS_PROP_BORDER_BOTTOM_STYLE, CSS_VAL_SOLID);
            addCSSProperty(attr, CSS_PROP_BORDER_LEFT_STYLE, CSS_VAL_SOLID);
            addCSSProperty(attr, CSS_PROP_BORDER_RIGHT_STYLE, CSS_VAL_SOLID);
        }
        break;
    }
    case ATTR_VALIGN:
    {
        if (!attr->value().isEmpty())
            addCSSProperty(attr, CSS_PROP_VERTICAL_ALIGN, attr->value());
        break;
    }
    case ATTR_ALIGN:
    {
        DOMString v = attr->value();
        if ( strcasecmp( attr->value(), "middle" ) == 0 || strcasecmp( attr->value(), "center" ) == 0 )
            addCSSProperty(attr, CSS_PROP_TEXT_ALIGN, CSS_VAL__KHTML_CENTER);
        else if (strcasecmp(attr->value(), "absmiddle") == 0)
            addCSSProperty(attr, CSS_PROP_TEXT_ALIGN, CSS_VAL_CENTER);
        else if (strcasecmp(attr->value(), "left") == 0)
            addCSSProperty(attr, CSS_PROP_TEXT_ALIGN, CSS_VAL__KHTML_LEFT);
        else if (strcasecmp(attr->value(), "right") == 0)
            addCSSProperty(attr, CSS_PROP_TEXT_ALIGN, CSS_VAL__KHTML_RIGHT);
        else
            addCSSProperty(attr, CSS_PROP_TEXT_ALIGN, v);
        break;
    }
    case ATTR_HEIGHT:
        if (!attr->value().isEmpty())
            addCSSLength(attr, CSS_PROP_HEIGHT, attr->value());
        break;
    case ATTR_NOSAVE:
	break;
    default:
        HTMLElementImpl::parseHTMLAttribute(attr);
    }
}

// -------------------------------------------------------------------------

HTMLTableSectionElementImpl::HTMLTableSectionElementImpl(DocumentPtr *doc,
                                                         ushort tagid, bool implicit)
    : HTMLTablePartElementImpl(doc)
{
    _id = tagid;
    m_implicit = implicit;
}

HTMLTableSectionElementImpl::~HTMLTableSectionElementImpl()
{
}

NodeImpl::Id HTMLTableSectionElementImpl::id() const
{
    return _id;
}

NodeImpl *HTMLTableSectionElementImpl::addChild(NodeImpl *child)
{
#ifdef DEBUG_LAYOUT
    kdDebug( 6030 ) << nodeName().string() << "(Tbody)::addChild( " << child->nodeName().string() << " )" << endl;
#endif

    if (child->id() == ID_FORM) {
        // First add the child.