C++ QTextTableFormat::setHeaderRowCount方法代码示例

    bool OutputQtDocument::writeTable()
    {
        /*
            start of table
        */
        m_cursor.beginEditBlock();

        m_cursor.insertBlock();
        m_cursor.insertBlock();
        QTextFrame *topFrame = m_cursor.currentFrame();

        QTextTableFormat tableFormat;
        tableFormat.setCellPadding(4);
        tableFormat.setHeaderRowCount(1);
        /* tableFormat.setBorderStyle(
                QTextFrameFormat::BorderStyle_Double); */
        tableFormat.setMargin(2);
        tableFormat.setWidth(QTextLength(
                QTextLength::PercentageLength, 100));

        QTextTable *table = m_cursor.insertTable(
                m_params->height()+2, m_params->width()+5, tableFormat);

        /*
            headers
        */
        m_cursor = table->cellAt(0, 0).firstCursorPosition();
        m_cursor.insertText("i");
        m_cursor = table->cellAt(0, 1).firstCursorPosition();
        m_cursor.insertText(tr("basis"));
        m_cursor = table->cellAt(0, 2).firstCursorPosition();
        m_cursor.insertHtml("C<sub>i</sub> ");
        m_cursor = table->cellAt(0, 3).firstCursorPosition();
        m_cursor.insertText("B");

        for(size_t j=0; j < m_params->width(); j++)
        {
            m_cursor = table->cellAt(0, j+4).firstCursorPosition();
            m_cursor.insertHtml(QString("P<sub>%1</sub> ").arg(j+1));
            /* m_cursor.insertHtml(QString("C<sub>%1</sub> =").arg(j+1));
            if(m_params->variableType(j) == SimplexMethod::VariableArtificial)
                m_cursor.insertText("W");
            else
                m_cursor.insertText(formatDouble(m_params->rowC(j))); */

        }

        m_cursor = table->cellAt(0, m_params->width()+4).firstCursorPosition();
        m_cursor.insertText(QChar(0x0398)); // theta

        /*
            matrix, columnCompareOp, columnB, columnTheta
        */
        for(size_t i=0; i < m_params->height(); i++)
        {
            m_cursor = table->cellAt(i+1, 0).firstCursorPosition();
            m_cursor.insertText(QString("%1").arg(i+1));

            // basis
            m_cursor = table->cellAt(i+1, 1).firstCursorPosition();
            size_t basisColumn = m_params->columnBasis(i);
            m_cursor.insertHtml(QString("P<sub>%1</sub> ").arg(basisColumn+1));

            // basis C
            m_cursor = table->cellAt(i+1, 2).firstCursorPosition();
            if(m_params->variableType(basisColumn) == SimplexMethod::VariableArtificial)
                m_cursor.insertText("W");
            else
                m_cursor.insertText(formatDouble(m_params->rowC(basisColumn)));

            // B
            m_cursor = table->cellAt(i+1, 3).firstCursorPosition();
            m_cursor.insertText(formatDouble(m_params->columnB(i)));

            // matrix
            for(size_t j=0; j < m_params->width(); j++)
            {
                m_cursor = table->cellAt(i+1, j+4).firstCursorPosition();
                m_cursor.insertText(formatDouble(m_params->matrixA(i, j)));
            }

            // theta
            m_cursor = table->cellAt(i+1, m_params->width()+4).firstCursorPosition();
            if(m_params->columnTheta(i) > 0)
                 m_cursor.insertText(formatDouble(m_params->columnTheta(i)));
            else
                 m_cursor.insertText("-");
        }

        /*
            m+1 row
        */
        m_cursor = table->cellAt(m_params->height()+1, 0).firstCursorPosition();
        m_cursor.insertText("m+1");
        m_cursor = table->cellAt(m_params->height()+1, 3).firstCursorPosition();
        m_cursor.insertText(formatDouble(m_params->F()));

        for(size_t j=0; j < m_params->width(); j++)
        {
            m_cursor = table->cellAt(m_params->height()+1, j+4).firstCursorPosition();
//.........这里部分代码省略.........

void KWQTableView::createPages(QPrinter *printer, QTextDocument *textDoc, bool sendToPrinter)
{
  printer->setFullPage(true);
  int myDpi = printer->logicalDpiY();

  if (Prefs::printStyle() == Prefs::EnumPrintStyle::Flashcard) {
    printer->setOrientation(QPrinter::Landscape);

    int cardWidth = qRound(5 * qreal(myDpi));
    int cardHeight = qRound(3 * qreal(myDpi));

    QTextTable *table = textDoc->rootFrame()->lastCursorPosition().insertTable(model()->rowCount(), 2);

    QTextTableFormat tableFormat = table->format();
    tableFormat.setHeaderRowCount(0);
    tableFormat.setBorderStyle(QTextFrameFormat::BorderStyle_None);
    tableFormat.setCellSpacing(0);
    tableFormat.setCellPadding(0);

    QVector<QTextLength> constraints;
    constraints.append(QTextLength(QTextLength::FixedLength, cardWidth));
    constraints.append(QTextLength(QTextLength::FixedLength, cardWidth));

    tableFormat.setColumnWidthConstraints(constraints);
    table->setFormat(tableFormat);

    QTextBlockFormat headerFormat;
    headerFormat.setAlignment(Qt::AlignLeft);

    QTextCharFormat headerCharFormat;
    headerCharFormat.setFont(QFontDatabase::systemFont(QFontDatabase::GeneralFont));

    QTextBlockFormat cellFormat;
    cellFormat.setAlignment(Qt::AlignCenter);

    QTextCharFormat cellCharFormat;
    cellCharFormat.setFont(Prefs::editorFont());

    QTextFrameFormat cardFormat;
    cardFormat.setBorder(1);
    cardFormat.setBorderStyle(QTextFrameFormat::BorderStyle_Solid);
    cardFormat.setBorderBrush(QBrush(Qt::black));
    cardFormat.setWidth(QTextLength(QTextLength::FixedLength, cardWidth));
    cardFormat.setHeight(QTextLength(QTextLength::FixedLength, cardHeight));
    cardFormat.setPadding(qRound(0.25 * myDpi));

    QTextFrameFormat lineFormat;
    lineFormat.setBorder(1);
    lineFormat.setBorderStyle(QTextFrameFormat::BorderStyle_Solid);
    lineFormat.setBorderBrush(QBrush(Qt::black));
    lineFormat.setWidth(QTextLength(QTextLength::FixedLength, qRound(4.5 * myDpi)));
    lineFormat.setHeight(1.1); //1 is drawn as a box whereas this is drawn as a line. Strange...
    lineFormat.setPadding(0);

    QTextFrame *card;
    for (int i = 0; i < model()->rowCount(); i++) {
      for (int j = 0; j < model()->columnCount(); j++) {
        cardFormat.setPosition(QTextFrameFormat::FloatLeft);
        card = table->cellAt(i, j).firstCursorPosition().insertFrame(cardFormat);
        card->lastCursorPosition().insertText(model()->headerData(j, Qt::Horizontal, Qt::DisplayRole).toString(), headerCharFormat);
        card->lastCursorPosition().insertFrame(lineFormat);
        card->lastCursorPosition().insertBlock();
        card->lastCursorPosition().insertBlock();
        card->lastCursorPosition().insertBlock(cellFormat, cellCharFormat);
        card->lastCursorPosition().insertText(model()->data(model()->index(i, j)).toString(), cellCharFormat);
      }
    }
  }
  else
  {
    textDoc->rootFrame()->lastCursorPosition().insertText(QStringLiteral("kwordquiz %1").arg(KWQ_VERSION));

    if (Prefs::printStyle() == Prefs::EnumPrintStyle::Exam)
      textDoc->rootFrame()->lastCursorPosition().insertText(' ' + i18n("Name:_____________________________ Date:__________"));

    QTextTable* table;
    if (Prefs::printStyle() == Prefs::EnumPrintStyle::Exam)
      table = textDoc->rootFrame()->lastCursorPosition().insertTable(model()->rowCount() + 1, model()->columnCount() + 2);
    else
      table = textDoc->rootFrame()->lastCursorPosition().insertTable(model()->rowCount() + 1, model()->columnCount() + 1);

    QTextTableFormat tableFormat = table->format();
    tableFormat.setHeaderRowCount(1);
    tableFormat.setBorder(1);
    tableFormat.setBorderStyle(QTextFrameFormat::BorderStyle_Solid);
    tableFormat.setCellSpacing(0);
    tableFormat.setBorderBrush(QBrush(Qt::black));
    tableFormat.setCellPadding(2);

    QVector<QTextLength> constraints;
    constraints.append(QTextLength(QTextLength::FixedLength, verticalHeader()->width()));
    constraints.append(QTextLength(QTextLength::FixedLength, columnWidth(0)));
    constraints.append(QTextLength(QTextLength::FixedLength, columnWidth(1)));
    if (Prefs::printStyle() == Prefs::EnumPrintStyle::Exam)
        constraints.append(QTextLength(QTextLength::FixedLength, 50));
    tableFormat.setColumnWidthConstraints(constraints);

    table->setFormat(tableFormat);

    QTextBlockFormat headerFormat;
//.........这里部分代码省略.........

bool KoReportODTRenderer::render(const KoReportRendererContext& context, ORODocument* document, int /*page*/)
{
    QTextTableFormat tableFormat;
    tableFormat.setCellPadding(5);
    tableFormat.setHeaderRowCount(1);
    tableFormat.setBorderStyle(QTextFrameFormat::BorderStyle_Solid);
    tableFormat.setWidth(QTextLength(QTextLength::PercentageLength, 100));
    QTextTable *table = m_cursor.insertTable(1, 1, tableFormat);

    long renderedSections = 0;

    for (long s = 0; s < document->sections(); s++) {
        OROSection *section = document->section(s);
        section->sortPrimatives(OROSection::SortX);

        if (section->type() == KRSectionData::GroupHeader || section->type() == KRSectionData::GroupFooter ||
            section->type() == KRSectionData::ReportHeader || section->type() == KRSectionData::ReportFooter ||
            section->type() == KRSectionData::Detail){
            //Add this section to the document

            //Resize the table to accomodate all the primitives in the section
            if (table->columns() < section->primitives()) {
                table->appendColumns(section->primitives() - table->columns());
            }

            if (renderedSections > 0) {
                //We need to back a row, then forward a row to get at the start cell
                m_cursor.movePosition(QTextCursor::PreviousRow);
                m_cursor.movePosition(QTextCursor::NextRow);
            } else {
                //On the first row, ensure we are in the first cell after expanding the table
                while (m_cursor.movePosition(QTextCursor::PreviousCell)){}
            }
            //Render the objects in each section
            for (int i = 0; i < section->primitives(); i++) {
                //Colour the cell using hte section background colour
                OROPrimitive * prim = section->primitive(i);
                QTextTableCell cell = table->cellAt(m_cursor);
                QTextCharFormat format = cell.format();
                format.setBackground(section->backgroundColor());
                cell.setFormat(format);

                if (prim->type() == OROTextBox::TextBox) {
                    OROTextBox * tb = (OROTextBox*) prim;
                    m_cursor.insertText(tb->text());
                } else if (prim->type() == OROImage::Image) {
                    OROImage * im = (OROImage*) prim;

                    m_cursor.insertImage(im->image().scaled(im->size().width(), im->size().height(), Qt::KeepAspectRatio));

                } else if (prim->type() == OROPicture::Picture) {
                    OROPicture * im = (OROPicture*) prim;

                    QImage image(im->size().toSize(), QImage::Format_RGB32);
                    QPainter painter(&image);
                    im->picture()->play(&painter);


                    m_cursor.insertImage(image);
                } else {
                    kDebug() << "unhandled primitive type";
                }
                m_cursor.movePosition(QTextCursor::NextCell);

            }
            if (s < document->sections() - 1) {
                table->appendRows(1);
            }

            renderedSections++;
        }
    }

    QTextDocumentWriter writer(context.destinationUrl.toLocalFile());
    return writer.write(m_document);
}