C++ QTextListFormat::style方法代码示例

void QTextOdfWriter::writeListFormat(QXmlStreamWriter &writer, QTextListFormat format, int formatIndex) const
{
    writer.writeStartElement(textNS, QString::fromLatin1("list-style"));
    writer.writeAttribute(styleNS, QString::fromLatin1("name"), QString::fromLatin1("L%1").arg(formatIndex));

    QTextListFormat::Style style = format.style();
    if (style == QTextListFormat::ListDecimal || style == QTextListFormat::ListLowerAlpha
            || style == QTextListFormat::ListUpperAlpha) {
        writer.writeStartElement(textNS, QString::fromLatin1("list-level-style-number"));
        writer.writeAttribute(styleNS, QString::fromLatin1("num-format"), bulletChar(style));
        writer.writeAttribute(styleNS, QString::fromLatin1("num-suffix"), QString::fromLatin1("."));
    } else {
        writer.writeStartElement(textNS, QString::fromLatin1("list-level-style-bullet"));
        writer.writeAttribute(textNS, QString::fromLatin1("bullet-char"), bulletChar(style));
    }

    writer.writeAttribute(textNS, QString::fromLatin1("level"), QString::number(format.indent()));
    writer.writeEmptyElement(styleNS, QString::fromLatin1("list-level-properties"));
    writer.writeAttribute(foNS, QString::fromLatin1("text-align"), QString::fromLatin1("start"));
    QString spacing = QString::fromLatin1("%1mm").arg(format.indent() * 8);
    writer.writeAttribute(textNS, QString::fromLatin1("space-before"), spacing);
    //writer.writeAttribute(textNS, QString::fromLatin1("min-label-width"), spacing);

    writer.writeEndElement(); // list-level-style-*
    writer.writeEndElement(); // list-style
}

void MRichTextEdit::slotCursorPositionChanged()
{
    QTextList *pTextList = f_textedit->textCursor().currentList();

    if (m_lastBlockList && (pTextList == m_lastBlockList || (pTextList != 0 && m_lastBlockList != 0
                                                             && pTextList->format().style() == m_lastBlockList->format().style())))
    {
        return;
    }

    m_lastBlockList = pTextList;

    if (pTextList)
    {
        QTextListFormat lfmt = pTextList->format();
        if (lfmt.style() == QTextListFormat::ListDisc)
        {
            f_list_bullet->setChecked(true);
            f_list_ordered->setChecked(false);
        }
        else if (lfmt.style() == QTextListFormat::ListDecimal)
        {
            f_list_bullet->setChecked(false);
            f_list_ordered->setChecked(true);
        }
        else
        {
            f_list_bullet->setChecked(false);
            f_list_ordered->setChecked(false);
        }
    }
    else
    {
        f_list_bullet->setChecked(false);
        f_list_ordered->setChecked(false);
    }
}

Constants::ListType StyleUtil::listType(const QTextListFormat &format)
{
    switch(format.style()) {
    case QTextListFormat::ListDisc:
    case QTextListFormat::ListCircle:
    case QTextListFormat::ListSquare:
        return Constants::BulletList;
    case QTextListFormat::ListDecimal:
    case QTextListFormat::ListLowerAlpha:
    case QTextListFormat::ListLowerRoman:
    case QTextListFormat::ListUpperAlpha:
    case QTextListFormat::ListUpperRoman:
        return Constants::NumberedList;
    default:
        return Constants::UndefinedListType;
    }
}

void QQuickTextNodeEngine::addTextBlock(QTextDocument *textDocument, const QTextBlock &block, const QPointF &position, const QColor &textColor, const QColor &anchorColor, int selectionStart, int selectionEnd)
{
    Q_ASSERT(textDocument);
#ifndef QT_NO_IM
    int preeditLength = block.isValid() ? block.layout()->preeditAreaText().length() : 0;
    int preeditPosition = block.isValid() ? block.layout()->preeditAreaPosition() : -1;
#endif

    QVarLengthArray<QTextLayout::FormatRange> colorChanges;
    mergeFormats(block.layout(), &colorChanges);

    QPointF blockPosition = textDocument->documentLayout()->blockBoundingRect(block).topLeft() + position;
    if (QTextList *textList = block.textList()) {
        QPointF pos = blockPosition;
        QTextLayout *layout = block.layout();
        if (layout->lineCount() > 0) {
            QTextLine firstLine = layout->lineAt(0);
            Q_ASSERT(firstLine.isValid());

            setCurrentLine(firstLine);

            QRectF textRect = firstLine.naturalTextRect();
            pos += textRect.topLeft();
            if (block.textDirection() == Qt::RightToLeft)
                pos.rx() += textRect.width();

            const QTextCharFormat charFormat = block.charFormat();
            QFont font(charFormat.font());
            QFontMetricsF fontMetrics(font);
            QTextListFormat listFormat = textList->format();

            QString listItemBullet;
            switch (listFormat.style()) {
            case QTextListFormat::ListCircle:
                listItemBullet = QChar(0x25E6); // White bullet
                break;
            case QTextListFormat::ListSquare:
                listItemBullet = QChar(0x25AA); // Black small square
                break;
            case QTextListFormat::ListDecimal:
            case QTextListFormat::ListLowerAlpha:
            case QTextListFormat::ListUpperAlpha:
            case QTextListFormat::ListLowerRoman:
            case QTextListFormat::ListUpperRoman:
                listItemBullet = textList->itemText(block);
                break;
            default:
                listItemBullet = QChar(0x2022); // Black bullet
                break;
            };

            QSizeF size(fontMetrics.width(listItemBullet), fontMetrics.height());
            qreal xoff = fontMetrics.width(QLatin1Char(' '));
            if (block.textDirection() == Qt::LeftToRight)
                xoff = -xoff - size.width();
            setPosition(pos + QPointF(xoff, 0));

            QTextLayout layout;
            layout.setFont(font);
            layout.setText(listItemBullet); // Bullet
            layout.beginLayout();
            QTextLine line = layout.createLine();
            line.setPosition(QPointF(0, 0));
            layout.endLayout();

            QList<QGlyphRun> glyphRuns = layout.glyphRuns();
            for (int i=0; i<glyphRuns.size(); ++i)
                addUnselectedGlyphs(glyphRuns.at(i));
        }
    }

    int textPos = block.position();
    QTextBlock::iterator blockIterator = block.begin();

    while (!blockIterator.atEnd()) {
        QTextFragment fragment = blockIterator.fragment();
        QString text = fragment.text();
        if (text.isEmpty())
            continue;

        QTextCharFormat charFormat = fragment.charFormat();
        QFont font(charFormat.font());
        QFontMetricsF fontMetrics(font);

        int fontHeight = fontMetrics.descent() + fontMetrics.ascent();
        int valign = charFormat.verticalAlignment();
        if (valign == QTextCharFormat::AlignSuperScript)
            setPosition(QPointF(blockPosition.x(), blockPosition.y() - fontHeight / 2));
        else if (valign == QTextCharFormat::AlignSubScript)
            setPosition(QPointF(blockPosition.x(), blockPosition.y() + fontHeight / 6));
        else
            setPosition(blockPosition);

        if (text.contains(QChar::ObjectReplacementCharacter)) {
            QTextFrame *frame = qobject_cast<QTextFrame *>(textDocument->objectForFormat(charFormat));
            if (frame && frame->frameFormat().position() == QTextFrameFormat::InFlow) {
                int blockRelativePosition = textPos - block.position();
                QTextLine line = block.layout()->lineForTextPosition(blockRelativePosition);
                if (!currentLine().isValid()
                        || line.lineNumber() != currentLine().lineNumber()) {
//.........这里部分代码省略.........

QString Format::frameToString( QTextFrame *frame )
{
  QString out;

  QTextFrame::iterator it;
  for( it = frame->begin(); it != frame->end(); ++it ) {
    QTextBlock block = it.currentBlock();
    if ( block.isValid() ) {
      out += "<block";

      QTextCursor c( block );

      QDateTime dt = TextFormats::lastModified( c );
      if ( dt.isValid() ) {
        out += " lastmodified=\"" + dt.toString( Qt::ISODate ) + "\"";
      }

      if ( TextFormats::isTitle( c ) ) {
        out += " titlestyle=\"title\"";
      } else if ( TextFormats::isSubTitle( c ) ) {
        out += " titlestyle=\"subtitle\"";
      }

      QTextBlockFormat blockFormat = block.blockFormat();
      if ( blockFormat.isValid() ) {
        QTextList *list = block.textList();
        if ( list ) {
          QTextListFormat f = list->format();
          out += " liststyle=\"";
          switch( f.style() ) {
            default:
            case QTextListFormat::ListDisc:
              out += "disc";
              break;
            case QTextListFormat::ListDecimal:
              out += "decimal";
              break;
          }
          out += "\"";

          out += " listindent=\"" + QString::number( f.indent() ) + "\"";
        } else {
          if ( blockFormat.indent() != 0 ) {
            out += " blockindent=\"" + QString::number( blockFormat.indent() ) +
              "\"";
          }
        }
      }

      out += ">\n";
      
      QTextBlock::iterator it2;
      for( it2 = block.begin(); it2 != block.end(); ++it2 ) {
        QTextFragment fragment = it2.fragment();
        if ( !fragment.isValid() ) continue;

        QString text = fragment.text();

        QString outText;
        for( int i = 0; i < text.size(); ++i ) {
          if ( text.at( i ) == 0xfffc ) {
            outText += "<todo status=\"";

            QTextImageFormat imageFormat = fragment.charFormat().toImageFormat();
            if ( imageFormat.isValid() ) {
              if ( imageFormat.name().contains( "done" ) ) outText += "done";
              else outText += "todo";
            } else {
              dbg() << "NO IMAGE FORMAT" << endl;
            }
            
            outText += "\"/>";
          } else {
            outText += escape( QString( text.at( i ) ) );
          }
        }

        out += "  <fragment";

        QTextCharFormat format = fragment.charFormat();
        if ( !format.anchorHref().isEmpty() ) {
          out += " link=\"" + escape( format.anchorHref() ) + "\"";
        }
        if ( format.fontWeight() == QFont::Bold ) {
          out += " bold=\"true\"";
        }
        if ( format.fontItalic() ) {
          out += " italic=\"true\"";
        }
        if ( format.hasProperty( QTextFormat::FontPointSize ) &&
             format.fontPointSize() != 10 ) {
          out += " fontsize=\"" + QString::number( format.fontPointSize() ) +
            "\"";
        }

        if ( outText.trimmed().isEmpty() ) outText.replace( " ", "[FIXME:space]" );

        out += ">" + outText + "</fragment>\n";
      }
      
//.........这里部分代码省略.........

void MRichTextEdit::fontChanged(const QFont &f)
{
    f_fontsize->setCurrentIndex(f_fontsize->findText(QString::number(f.pointSize())));
    f_bold->setChecked(f.bold());
    f_italic->setChecked(f.italic());
    f_underline->setChecked(f.underline());
    f_strikeout->setChecked(f.strikeOut());

    if (f.pointSize() == m_fontsize_h1)
    {
        f_paragraph->setCurrentIndex(ParagraphHeading1);
    }
    else if (f.pointSize() == m_fontsize_h2)
    {
        f_paragraph->setCurrentIndex(ParagraphHeading2);
    }
    else if (f.pointSize() == m_fontsize_h3)
    {
        f_paragraph->setCurrentIndex(ParagraphHeading3);
    }
    else if (f.pointSize() == m_fontsize_h4)
    {
        f_paragraph->setCurrentIndex(ParagraphHeading4);
    }
    else
    {
        if (f.fixedPitch() && f.family() == "Monospace")
        {
            f_paragraph->setCurrentIndex(ParagraphMonospace);
        }
        else
        {
            f_paragraph->setCurrentIndex(ParagraphStandard);
        }
    }

    if (f_textedit->textCursor().currentList())
    {
        QTextListFormat lfmt = f_textedit->textCursor().currentList()->format();

        if (lfmt.style() == QTextListFormat::ListDisc)
        {
            f_list_bullet->setChecked(true);
            f_list_ordered->setChecked(false);
        }
        else if (lfmt.style() == QTextListFormat::ListDecimal)
        {
            f_list_bullet->setChecked(false);
            f_list_ordered->setChecked(true);
        }
        else
        {
            f_list_bullet->setChecked(false);
            f_list_ordered->setChecked(false);
        }
    }
    else
    {
        f_list_bullet->setChecked(false);
        f_list_ordered->setChecked(false);
    }
}

void HtmlExporter::emitBlock( const QTextBlock &block )
{
    // save and later restore, in case we 'change' the default format by
    // emitting block char format information

    // NOTE the bottom line is commented, to use default charFormat, which can be set from outside.
    //QTextCharFormat oldDefaultCharFormat = defaultCharFormat;

    QString blockTag;
    bool isBlockQuote = false;
    const QTextBlockFormat blockFormat = block.blockFormat();

    if ( blockFormat.hasProperty( BilboTextFormat::IsBlockQuote ) && 
         blockFormat.boolProperty( BilboTextFormat::IsBlockQuote ) ) {
        isBlockQuote = true;
    }
    QTextList *list = block.textList();
    if ( list ) {
        if ( list->itemNumber( block ) == 0 ) { // first item? emit <ul> or appropriate
//    qDebug() << "first item" << endl;
            if ( isBlockQuote ) {
                html += QLatin1String( "<blockquote>" );
            }
            const QTextListFormat format = list->format();
            const int style = format.style();
            switch ( style ) {
                case QTextListFormat::ListDecimal:
                    html += QLatin1String( "<ol" );
                    break;
                case QTextListFormat::ListDisc:
                    html += QLatin1String( "<ul" );
                    break;
                case QTextListFormat::ListCircle:
                    html += QLatin1String( "<ul type=\"circle\"" );
                    break;
                case QTextListFormat::ListSquare:
                    html += QLatin1String( "<ul type=\"square\"" );
                    break;
                case QTextListFormat::ListLowerAlpha:
                    html += QLatin1String( "<ol type=\"a\"" );
                    break;
                case QTextListFormat::ListUpperAlpha:
                    html += QLatin1String( "<ol type=\"A\"" );
                    break;
                default:
                    html += QLatin1String( "<ul" ); // ### should not happen
                    //qDebug() << html;
            }
            /*
            if (format.hasProperty(QTextFormat::ListIndent)) {
                html += QLatin1String(" style=\"-qt-list-indent: ");
                html += QString::number(format.indent());
                html += QLatin1String(";\"");
            }*/

            html += QLatin1Char( '>' );
        }
        blockTag = QLatin1String( "li" );
//         html += QLatin1String( "<li " );
    }

//     const QTextBlockFormat blockFormat = block.blockFormat();
    if ( blockFormat.hasProperty( QTextFormat::BlockTrailingHorizontalRulerWidth ) ) { 
        if ( ( blockFormat.hasProperty( BilboTextFormat::IsHtmlTagSign ) ) && 
            ( blockFormat.boolProperty( BilboTextFormat::IsHtmlTagSign ) ) ) {
            html += QLatin1String( "<!--split-->" );
            return;
        } else {
            html += QLatin1String( "<hr" );
    
            QTextLength width = blockFormat.lengthProperty( QTextFormat::BlockTrailingHorizontalRulerWidth );
            if ( width.type() != QTextLength::VariableLength ) {
                emitTextLength( "width", width );
            } else {
                html += QLatin1Char( ' ' );
            }
    
            html += QLatin1String( "/>" );
            return;
        }
    }

    const bool pre = blockFormat.nonBreakableLines();
    if ( pre ) {
//   qDebug() << "NonBreakable lines" << endl;
//         if (list) {
//             html += QLatin1Char('>');
//   }
//         html += QLatin1String( "<pre" );
//         emitBlockAttributes( block );
//         html += QLatin1Char( '>' );
        blockTag = QLatin1String( "pre" );

    } else {
        if (!list) {
            if ( isBlockQuote ) {
                html += QLatin1String( "<blockquote>" );
            }

            if ( ( blockFormat.hasProperty( BilboTextFormat::HtmlHeading ) ) && (
//.........这里部分代码省略.........

void ListItemsHelper::recalculate()
{
    //kDebug(32500);
    const QTextListFormat format = m_textList->format();
    const KoListStyle::Style listStyle = static_cast<KoListStyle::Style>(m_textList->format().style());

    const QString prefix = format.stringProperty(KoListStyle::ListItemPrefix);
    const QString suffix = format.stringProperty(KoListStyle::ListItemSuffix);
    const int level = format.intProperty(KoListStyle::Level);
    int dp = format.intProperty(KoListStyle::DisplayLevel);
    if (dp > level)
        dp = level;
    const int displayLevel = dp ? dp : 1;

    int startValue = 1;
    if (format.hasProperty(KoListStyle::StartValue))
        startValue = format.intProperty(KoListStyle::StartValue);
    if (format.boolProperty(KoListStyle::ContinueNumbering)) {
        // Look for the index of a previous list of the same numbering style and level
        for (QTextBlock tb = m_textList->item(0).previous(); tb.isValid(); tb = tb.previous()) {
            if (!tb.textList() || tb.textList() == m_textList)
                continue; // no list here or it's the same list; keep looking

            QTextListFormat otherFormat = tb.textList()->format();
            if (otherFormat.intProperty(KoListStyle::Level) != level)
                break; // found a different list but of a different level

            if (otherFormat.style() == format.style()) {
                if (KoTextBlockData *data = dynamic_cast<KoTextBlockData *>(tb.userData()))
                    startValue = data->counterIndex() + 1; // Start from previous list value + 1
            }

            break;
        }
    }

    int index = startValue;
    QList<QTextList*> sublistsToRecalculate;
    qreal width = format.doubleProperty(KoListStyle::MinimumWidth);
    for (int i = 0; i < m_textList->count(); i++) {
        QTextBlock tb = m_textList->item(i);
        //kDebug(32500) <<" *" << tb.text();
        KoTextBlockData *data = dynamic_cast<KoTextBlockData*>(tb.userData());
        if (!data) {
            data = new KoTextBlockData();
            tb.setUserData(data);
        }
        QTextBlockFormat blockFormat = tb.blockFormat();

        if (blockFormat.boolProperty(KoParagraphStyle::UnnumberedListItem)
            || blockFormat.boolProperty(KoParagraphStyle::IsListHeader)) {
            data->setCounterText(QString());
            data->setPartialCounterText(QString());
            continue;
        }

        if (blockFormat.boolProperty(KoParagraphStyle::RestartListNumbering))
            index = format.intProperty(KoListStyle::StartValue);
        const int paragIndex = blockFormat.intProperty(KoParagraphStyle::ListStartValue);
        if (paragIndex > 0)
            index = paragIndex;

        //check if this is the first of this level meaning we should start from startvalue
        QTextBlock b = tb.previous();
        for (;b.isValid(); b = b.previous()) {
            if (b.textList() == m_textList)
                break; // all fine
            if (b.textList() == 0)
                continue;
            QTextListFormat otherFormat = b.textList()->format();
            if (otherFormat.style() != format.style())
                continue; // uninteresting for us
            if (b.textList()->format().intProperty(KoListStyle::Level) < level) {
                index = startValue;
                break;
            }
        }

        QString item;
        if (displayLevel > 1) {
            int checkLevel = level;
            int tmpDisplayLevel = displayLevel;
            for (QTextBlock b = tb.previous(); tmpDisplayLevel > 1 && b.isValid(); b = b.previous()) {
                if (b.textList() == 0)
                    continue;
                QTextListFormat lf = b.textList()->format();
                if (lf.style() != format.style())
                    continue; // uninteresting for us
                const int otherLevel  = lf.intProperty(KoListStyle::Level);
                if (checkLevel <= otherLevel)
                    continue;
                /*if(needsRecalc(b->textList())) {
                      TODO
                  } */
                KoTextBlockData *otherData = dynamic_cast<KoTextBlockData*>(b.userData());
                if (! otherData) {
                    kWarning(32500) << "Missing KoTextBlockData, Skipping textblock";
                    continue;
                }
                if (tmpDisplayLevel - 1 < otherLevel) { // can't just copy it fully since we are
//.........这里部分代码省略.........