C++ QTextList::add方法代码示例

bool Converter::convertList(QTextCursor *cursor, const QDomElement &element)
{
    const QString styleName = element.attribute("style-name");
    const ListFormatProperty property = m_StyleInformation->listProperty(styleName);

    QTextListFormat format;

    QTextList *list = 0;
    if (cursor->currentList())
    {
        format = cursor->currentList()->format();
    }
    property.apply(&format);

    if (!firstTime)
        list = cursor->insertList(format);
    else
        list = cursor->createList(format);

    firstTime = true;

    QDomElement itemChild = element.firstChildElement();

    while (!itemChild.isNull())
    {
        if (itemChild.tagName() == QLatin1String("list-item"))
        {
            QDomElement childElement = itemChild.firstChildElement();
            while (!childElement.isNull())
            {
                if (childElement.tagName() == QLatin1String("p"))
                {
                    if (!convertParagraph(cursor, childElement, QTextBlockFormat(), true))
                    {
                        return false;
                    }
                    list->add(cursor->block());
                }
                else if (childElement.tagName() == QLatin1String("list"))
                {
                    if (!convertList(cursor, childElement))
                    {
                        return false;
                    }
                    list->add(cursor->block());
                }

                childElement = childElement.nextSiblingElement();
            }
        }        
        itemChild = itemChild.nextSiblingElement();
    }
    firstTime = false;
    return true;
}

	QTextList *tryReadList(QTextList *list, const QString &line)
	{
		QTextList *listOut = list;
		QRegularExpression exp("^( *)(\\d+\\.|\\*) (.*)$");
		QRegularExpressionMatch match = exp.match(line);
		if (match.hasMatch())
		{
			const int indent = match.captured(1).size() / 2 + 1;
			const QString contents = match.captured(3);
			const bool ordered = match.captured(2) != "*";
			QTextListFormat fmt;
			fmt.setStyle(ordered ? QTextListFormat::ListDecimal : QTextListFormat::ListDisc);
			fmt.setIndent(indent);
			if (!listOut || fmt != listOut->format())
			{
				listOut = cursor.insertList(fmt);
			}
			else
			{
				cursor.insertBlock();
			}
			readInlineText(contents);
			listOut->add(cursor.block());
			return listOut;
		}
		else
		{
			return 0;
		}
	}

bool Converter::convertList( QTextCursor *cursor, const QDomElement &element )
{
  const QString styleName = element.attribute( QStringLiteral("style-name") );
  const ListFormatProperty property = mStyleInformation->listProperty( styleName );

  QTextListFormat format;

  if ( cursor->currentList() ) { // we are in a nested list
    format = cursor->currentList()->format();
    format.setIndent( format.indent() + 1 );
  }

  property.apply( &format, 0 );

  QTextList *list = cursor->insertList( format );

  QDomElement itemChild = element.firstChildElement();
  int loop = 0;
  while ( !itemChild.isNull() ) {
    if ( itemChild.tagName() == QLatin1String( "list-item" ) ) {
      loop++;

      QDomElement childElement = itemChild.firstChildElement();
      while ( !childElement.isNull() ) {

        QTextBlock prevBlock;

        if ( childElement.tagName() == QLatin1String( "p" ) ) {
          if ( loop > 1 )
            cursor->insertBlock();

          prevBlock = cursor->block();

          if ( !convertParagraph( cursor, childElement, QTextBlockFormat(), true ) )
            return false;

        } else if ( childElement.tagName() == QLatin1String( "list" ) ) {
          prevBlock = cursor->block();

          if ( !convertList( cursor, childElement ) )
            return false;
        }

        if( prevBlock.isValid() )
            list->add( prevBlock );

        childElement = childElement.nextSiblingElement();
      }
    }

    itemChild = itemChild.nextSiblingElement();
  }

  return true;
}

void KoList::add(const QTextBlock &block, int level)
{
    if (!block.isValid())
        return;

    if (level == 0) { // fetch the first proper level we have
        level = 1; // if nothing works...
        for (int i = 1; i <= 10; i++) {
            if (d->style->hasLevelProperties(i)) {
                level = i;
                break;
            }
        }
    }
    remove(block);

    QTextList *textList = d->textLists.value(level-1).data();
    if (!textList) {
        QTextCursor cursor(block);
        QTextListFormat format = d->style->listFormat(level);
        if (continueNumbering(level))
            format.setProperty(KListStyle::ContinueNumbering, true);
        textList = cursor.createList(format);
        format.setProperty(KListStyle::ListId, (KListStyle::ListIdType)(textList));
        textList->setFormat(format);
        d->textLists[level-1] = textList;
        d->textListIds[level-1] = (KListStyle::ListIdType)textList;
    } else {
        textList->add(block);
    }

    QTextCursor cursor(block);
    QTextBlockFormat blockFormat = cursor.blockFormat();
    if (d->style->styleId()) {
        blockFormat.setProperty(KParagraphStyle::ListStyleId, d->style->styleId());
    } else {
        blockFormat.clearProperty(KParagraphStyle::ListStyleId);
    }
    if (d->type == KoList::TextList) {
        blockFormat.clearProperty(KParagraphStyle::ListLevel);
    } else {
        blockFormat.setProperty(KParagraphStyle::ListLevel, level);
    }
    cursor.setBlockFormat(blockFormat);

    d->invalidate(block);
}

//.........这里部分代码省略.........
						}
					}
					else if (token.type == Token::Italic)
					{
						fmt.setFontItalic(!fmt.fontItalic());
					}
					else if (token.type == Token::InlineCodeDelimiter)
					{
						while (iterator.hasNext())
						{
							const Token next = iterator.next();
							if (next.type == Token::InlineCodeDelimiter)
							{
								break;
							}
							else
							{
								cursor.insertText(token.source, codeFmt);
							}
						}
					}
					else if (token.type == Token::Character)
					{
						cursor.insertText(token.content.toChar(), fmt);
					}
					else
					{
						cursor.insertText(token.source, fmt);
					}
				}
			}
		};

		if (paralist.second.indent == -1)
		{
			const Paragraph paragraph = paralist.first;
			QTextCharFormat charFmt;
			QTextBlockFormat blockFmt;
			blockFmt.setBottomMargin(5.0f);
			if (Paragraph::FirstHeading <= paragraph.type && paragraph.type <= Paragraph::LastHeading)
			{
				charFmt.setFontPointSize(sizeMap[paragraph.type]);
			}
			else if (paragraph.type == Paragraph::Quote)
			{
				blockFmt.setIndent(1);
			}
			else if (paragraph.type == Paragraph::Code)
			{
				blockFmt.setNonBreakableLines(true);
				charFmt.setFontFamily("Monospace");
			}

			if (!firstBlock)
			{
				cursor.insertBlock();
			}
			else
			{
				firstBlock = false;
			}
			cursor.setBlockFormat(blockFmt);
			cursor.block().setUserState(paragraph.type);
			insertTokens(paragraph.tokens, charFmt, paragraph.type == Paragraph::Code);
		}
		else
		{
			const List list = paralist.second;
			qDebug() << "##########################" << list.indent << list.ordered;
			std::for_each(list.paragraphs.begin(), list.paragraphs.end(), [](const Paragraph &item){qDebug() << item;});
			cursor.setBlockFormat(QTextBlockFormat());
			cursor.setBlockCharFormat(QTextCharFormat());
			QTextListFormat listFormat;
			listFormat.setStyle(list.ordered ? QTextListFormat::ListDecimal : QTextListFormat::ListDisc);
			listFormat.setIndent(list.indent);
			QTextList *l = cursor.insertList(listFormat);
			qDebug() << "inserting list" << list.indent;
			bool firstBlock = true;
			for (const Paragraph &paragraph : list.paragraphs)
			{
				if (firstBlock)
				{
					firstBlock = false;
				}
				else
				{
					cursor.insertBlock();
					qDebug() << "inserting block";
				}
				insertTokens(paragraph.tokens, QTextCharFormat(), false);
				qDebug() << l->count();
				l->add(cursor.block());
				qDebug() << l->count();
				qDebug() << "inserting characters";
			}
		}
	}
	cursor.endEditBlock();
	qDebug() << doc->toHtml();
}