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/***************************************************************************
* Copyright (C) 2011 by Peter Penz <[email protected]> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
#include "kfileitemlistwidget.h"
#include "kfileitemmodel.h"
#include "kitemlistview.h"
#include <KLocalizedString>
#include <KIO/MetaData>
#include <QDateTime>
#include <KFormat>
#include <QMimeDatabase>
#include <QLocale>
KFileItemListWidgetInformant::KFileItemListWidgetInformant() :
KStandardItemListWidgetInformant()
{
}
KFileItemListWidgetInformant::~KFileItemListWidgetInformant()
{
}
QString KFileItemListWidgetInformant::itemText(int index, const KItemListView* view) const
{
Q_ASSERT(qobject_cast<KFileItemModel*>(view->model()));
KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(view->model());
const KFileItem item = fileItemModel->fileItem(index);
return item.text();
}
bool KFileItemListWidgetInformant::itemIsLink(int index, const KItemListView* view) const
{
Q_ASSERT(qobject_cast<KFileItemModel*>(view->model()));
KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(view->model());
const KFileItem item = fileItemModel->fileItem(index);
return item.isLink();
}
QString KFileItemListWidgetInformant::roleText(const QByteArray& role,
const QHash<QByteArray, QVariant>& values) const
{
QString text;
const QVariant roleValue = values.value(role);
// Implementation note: In case if more roles require a custom handling
// use a hash + switch for a linear runtime.
if (role == "size") {
if (values.value("isDir").toBool()) {
// The item represents a directory. Show the number of sub directories
// instead of the file size of the directory.
if (!roleValue.isNull()) {
const int count = roleValue.toInt();
if (count < 0) {
text = i18nc("@item:intable", "Unknown");
} else {
text = i18ncp("@item:intable", "%1 item", "%1 items", count);
}
}
} else {
const KIO::filesize_t size = roleValue.value<KIO::filesize_t>();
text = KFormat().formatByteSize(size);
}
} else if (role == "modificationtime" || role == "accesstime" || role == "deletiontime" || role == "imageDateTime") {
const QDateTime dateTime = roleValue.toDateTime();
text = QLocale().toString(dateTime, QLocale::ShortFormat);
} else {
text = KStandardItemListWidgetInformant::roleText(role, values);
}
return text;
}
QFont KFileItemListWidgetInformant::customizedFontForLinks(const QFont& baseFont) const
{
// The customized font should be italic if the file is a symbolic link.
QFont font(baseFont);
font.setItalic(true);
return font;
}
KFileItemListWidget::KFileItemListWidget(KItemListWidgetInformant* informant, QGraphicsItem* parent) :
KStandardItemListWidget(informant, parent)
{
}
KFileItemListWidget::~KFileItemListWidget()
{
}
KItemListWidgetInformant* KFileItemListWidget::createInformant()
{
return new KFileItemListWidgetInformant();
}
bool KFileItemListWidget::isRoleRightAligned(const QByteArray& role) const
{
return role == "size";
}
bool KFileItemListWidget::isHidden() const
{
return data().value("isHidden").toBool();
}
QFont KFileItemListWidget::customizedFont(const QFont& baseFont) const
{
// The customized font should be italic if the file is a symbolic link.
QFont font(baseFont);
font.setItalic(data().value("isLink").toBool());
return font;
}
int KFileItemListWidget::selectionLength(const QString& text) const
{
// Select the text without MIME-type extension
int selectionLength = text.length();
// If item is a directory, use the whole text length for
// selection (ignore all points)
if(data().value("isDir").toBool()) {
return selectionLength;
}
QMimeDatabase db;
const QString extension = db.suffixForFileName(text);
if (extension.isEmpty()) {
// For an unknown extension just exclude the extension after
// the last point. This does not work for multiple extensions like
// *.tar.gz but usually this is anyhow a known extension.
selectionLength = text.lastIndexOf(QLatin1Char('.'));
// If no point could be found, use whole text length for selection.
if (selectionLength < 1) {
selectionLength = text.length();
}
} else {
selectionLength -= extension.length() + 1;
}
return selectionLength;
}
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