diff -r dee5afe5301f -r 3f74d0d4af4c doc/src/snippets/textblock-fragments/xmlwriter.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/src/snippets/textblock-fragments/xmlwriter.cpp Thu Apr 08 14:19:33 2010 +0300 @@ -0,0 +1,119 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include + +#include "xmlwriter.h" + +QDomDocument *XmlWriter::toXml() +{ + QDomImplementation implementation; + QDomDocumentType docType = implementation.createDocumentType( + "scribe-document", "scribe", "qt.nokia.com/scribe"); + + document = new QDomDocument(docType); + + // ### This processing instruction is required to ensure that any kind + // of encoding is given when the document is written. + QDomProcessingInstruction process = document->createProcessingInstruction( + "xml", "version=\"1.0\" encoding=\"utf-8\""); + document->appendChild(process); + + QDomElement documentElement = document->createElement("document"); + document->appendChild(documentElement); + +//! [0] + QTextBlock currentBlock = textDocument->begin(); + + while (currentBlock.isValid()) { +//! [0] + QDomElement blockElement = document->createElement("block"); + document->appendChild(blockElement); + + readFragment(currentBlock, blockElement, document); + +//! [1] + processBlock(currentBlock); +//! [1] + +//! [2] + currentBlock = currentBlock.next(); + } +//! [2] + + return document; +} + +void XmlWriter::readFragment(const QTextBlock ¤tBlock, + QDomElement blockElement, + QDomDocument *document) +{ +//! [3] //! [4] + QTextBlock::iterator it; + for (it = currentBlock.begin(); !(it.atEnd()); ++it) { + QTextFragment currentFragment = it.fragment(); + if (currentFragment.isValid()) +//! [3] //! [5] + processFragment(currentFragment); +//! [4] //! [5] + + if (currentFragment.isValid()) { + QDomElement fragmentElement = document->createElement("fragment"); + blockElement.appendChild(fragmentElement); + + fragmentElement.setAttribute("length", currentFragment.length()); + QDomText fragmentText = document->createTextNode(currentFragment.text()); + + fragmentElement.appendChild(fragmentText); +//! [6] + } +//! [7] + } +//! [6] //! [7] +} + +void XmlWriter::processBlock(const QTextBlock ¤tBlock) +{ +} + +void XmlWriter::processFragment(const QTextFragment ¤tFragment) +{ +}