xbelhandler.cpp Example Filexml/saxbookmarks/xbelhandler.cpp/**************************************************************************** ** ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ** the names of its contributors may be used to endorse or promote ** products derived from this software without specific prior written ** permission. ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** $QT_END_LICENSE$ ** ****************************************************************************/ #include <QtGui> #include "xbelhandler.h" XbelHandler::XbelHandler(QTreeWidget *treeWidget) : treeWidget(treeWidget) { item = 0; metXbelTag = false; QStyle *style = treeWidget->style(); folderIcon.addPixmap(style->standardPixmap(QStyle::SP_DirClosedIcon), QIcon::Normal, QIcon::Off); folderIcon.addPixmap(style->standardPixmap(QStyle::SP_DirOpenIcon), QIcon::Normal, QIcon::On); bookmarkIcon.addPixmap(style->standardPixmap(QStyle::SP_FileIcon)); } bool XbelHandler::startElement(const QString & /* namespaceURI */, const QString & /* localName */, const QString &qName, const QXmlAttributes &attributes) { if (!metXbelTag && qName != "xbel") { errorStr = QObject::tr("The file is not an XBEL file."); return false; } if (qName == "xbel") { QString version = attributes.value("version"); if (!version.isEmpty() && version != "1.0") { errorStr = QObject::tr("The file is not an XBEL version 1.0 file."); return false; } metXbelTag = true; } else if (qName == "folder") { item = createChildItem(qName); item->setFlags(item->flags() | Qt::ItemIsEditable); item->setIcon(0, folderIcon); item->setText(0, QObject::tr("Folder")); bool folded = (attributes.value("folded") != "no"); treeWidget->setItemExpanded(item, !folded); } else if (qName == "bookmark") { item = createChildItem(qName); item->setFlags(item->flags() | Qt::ItemIsEditable); item->setIcon(0, bookmarkIcon); item->setText(0, QObject::tr("Unknown title")); item->setText(1, attributes.value("href")); } else if (qName == "separator") { item = createChildItem(qName); item->setFlags(item->flags() & ~Qt::ItemIsSelectable); item->setText(0, QString(30, 0xB7)); } currentText.clear(); return true; } bool XbelHandler::endElement(const QString & /* namespaceURI */, const QString & /* localName */, const QString &qName) { if (qName == "title") { if (item) item->setText(0, currentText); } else if (qName == "folder" || qName == "bookmark" || qName == "separator") { item = item->parent(); } return true; } bool XbelHandler::characters(const QString &str) { currentText += str; return true; } bool XbelHandler::fatalError(const QXmlParseException &exception) { QMessageBox::information(treeWidget->window(), QObject::tr("SAX Bookmarks"), QObject::tr("Parse error at line %1, column %2:\n" "%3") .arg(exception.lineNumber()) .arg(exception.columnNumber()) .arg(exception.message())); return false; } QString XbelHandler::errorString() const { return errorStr; } QTreeWidgetItem *XbelHandler::createChildItem(const QString &tagName) { QTreeWidgetItem *childItem; if (item) { childItem = new QTreeWidgetItem(item); } else { childItem = new QTreeWidgetItem(treeWidget); } childItem->setData(0, Qt::UserRole, tagName); return childItem; } |
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