C++ RenderTable::footer方法代码示例

void AccessibilityTableCell::rowIndexRange(std::pair<unsigned, unsigned>& rowRange)
{
    if (!m_renderer || !m_renderer->isTableCell())
        return;
    
    RenderTableCell* renderCell = toRenderTableCell(m_renderer);
    rowRange.first = renderCell->rowIndex();
    rowRange.second = renderCell->rowSpan();
    
    // since our table might have multiple sections, we have to offset our row appropriately
    RenderTableSection* section = renderCell->section();
    RenderTable* table = renderCell->table();
    if (!table || !section)
        return;

    RenderTableSection* footerSection = table->footer();
    unsigned rowOffset = 0;
    for (RenderTableSection* tableSection = table->topSection(); tableSection; tableSection = table->sectionBelow(tableSection, SkipEmptySections)) {
        // Don't add row offsets for bottom sections that are placed in before the body section.
        if (tableSection == footerSection)
            continue;
        if (tableSection == section)
            break;
        rowOffset += tableSection->numRows();
    }

    rowRange.first += rowOffset;
}

void AccessibilityTable::addChildren()
{
    if (!isAccessibilityTable()) {
        AccessibilityRenderObject::addChildren();
        return;
    }
    
    ASSERT(!m_haveChildren); 
    
    m_haveChildren = true;
    if (!m_renderer || !m_renderer->isTable())
        return;
    
    RenderTable* table = toRenderTable(m_renderer);
    // Go through all the available sections to pull out the rows and add them as children.
    table->recalcSectionsIfNeeded();
    
    unsigned maxColumnCount = 0;
    RenderTableSection* footer = table->footer();
    
    for (RenderTableSection* tableSection = table->topSection(); tableSection; tableSection = table->sectionBelow(tableSection, SkipEmptySections)) {
        if (tableSection == footer)
            continue;
        addChildrenFromSection(tableSection, maxColumnCount);
    }
    
    // Process the footer last, in case it was ordered earlier in the DOM.
    if (footer)
        addChildrenFromSection(footer, maxColumnCount);
    
    AXObjectCache* axCache = m_renderer->document().axObjectCache();
    // make the columns based on the number of columns in the first body
    unsigned length = maxColumnCount;
    for (unsigned i = 0; i < length; ++i) {
        AccessibilityTableColumn* column = toAccessibilityTableColumn(axCache->getOrCreate(ColumnRole));
        column->setColumnIndex((int)i);
        column->setParent(this);
        m_columns.append(column);
        if (!column->accessibilityIsIgnored())
            m_children.append(column);
    }
    
    AccessibilityObject* headerContainerObject = headerContainer();
    if (headerContainerObject && !headerContainerObject->accessibilityIsIgnored())
        m_children.append(headerContainerObject);
}