xbelreader.cpp Example File | Qt 4.8 (original) (raw)

xml/streambookmarks/xbelreader.cpp

#include

#include "xbelreader.h"

XbelReader::XbelReader(QTreeWidget *treeWidget) : treeWidget(treeWidget) { QStyle *style = treeWidget->style();

folderIcon.addPixmap(style->standardPixmap([QStyle](qstyle.html)::SP_DirClosedIcon),
                     [QIcon](qicon.html)::Normal, [QIcon](qicon.html)::Off);
folderIcon.addPixmap(style->standardPixmap([QStyle](qstyle.html)::SP_DirOpenIcon),
                     [QIcon](qicon.html)::Normal, [QIcon](qicon.html)::On);
bookmarkIcon.addPixmap(style->standardPixmap([QStyle](qstyle.html)::SP_FileIcon));

}

bool XbelReader::read(QIODevice *device) { xml.setDevice(device);

if (xml.readNextStartElement()) {
    if (xml.name() == "xbel" && xml.attributes().value("version") == "1.0")
        readXBEL();
    else
        xml.raiseError([QObject](qobject.html)::tr("The file is not an XBEL version 1.0 file."));
}

return !xml.error();

}

QString XbelReader::errorString() const { return QObject::tr("%1\nLine %2, column %3") .arg(xml.errorString()) .arg(xml.lineNumber()) .arg(xml.columnNumber()); }

void XbelReader::readXBEL() { Q_ASSERT(xml.isStartElement() && xml.name() == "xbel");

while (xml.readNextStartElement()) {
    if (xml.name() == "folder")
        readFolder(0);
    else if (xml.name() == "bookmark")
        readBookmark(0);
    else if (xml.name() == "separator")
        readSeparator(0);
    else
        xml.skipCurrentElement();
}

}

void XbelReader::readTitle(QTreeWidgetItem *item) { Q_ASSERT(xml.isStartElement() && xml.name() == "title");

[QString](qstring.html) title = xml.readElementText();
item->setText(0, title);

}

void XbelReader::readSeparator(QTreeWidgetItem *item) { Q_ASSERT(xml.isStartElement() && xml.name() == "separator");

[QTreeWidgetItem](qtreewidgetitem.html) *separator = createChildItem(item);
separator->setFlags(item->flags() & ~[Qt](qt-module.html)::ItemIsSelectable);
separator->setText(0, [QString](qstring.html)(30, 0xB7));
xml.skipCurrentElement();

}

void XbelReader::readFolder(QTreeWidgetItem *item) { Q_ASSERT(xml.isStartElement() && xml.name() == "folder");

[QTreeWidgetItem](qtreewidgetitem.html) *folder = createChildItem(item);
bool folded = (xml.attributes().value("folded") != "no");
treeWidget->setItemExpanded(folder, !folded);

while (xml.readNextStartElement()) {
    if (xml.name() == "title")
        readTitle(folder);
    else if (xml.name() == "folder")
        readFolder(folder);
    else if (xml.name() == "bookmark")
        readBookmark(folder);
    else if (xml.name() == "separator")
        readSeparator(folder);
    else
        xml.skipCurrentElement();
}

}

void XbelReader::readBookmark(QTreeWidgetItem *item) { Q_ASSERT(xml.isStartElement() && xml.name() == "bookmark");

[QTreeWidgetItem](qtreewidgetitem.html) *bookmark = createChildItem(item);
bookmark->setFlags(bookmark->flags() | [Qt](qt-module.html)::ItemIsEditable);
bookmark->setIcon(0, bookmarkIcon);
bookmark->setText(0, [QObject](qobject.html)::tr("Unknown title"));
bookmark->setText(1, xml.attributes().value("href").toString());

while (xml.readNextStartElement()) {
    if (xml.name() == "title")
        readTitle(bookmark);
    else
        xml.skipCurrentElement();
}

}

QTreeWidgetItem *XbelReader::createChildItem(QTreeWidgetItem *item) { QTreeWidgetItem *childItem; if (item) { childItem = new QTreeWidgetItem(item); } else { childItem = new QTreeWidgetItem(treeWidget); } childItem->setData(0, Qt::UserRole, xml.name().toString()); return childItem; }

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