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213 | /* ============================================================
*
* This file is a part of digiKam project
* https://www.digikam.org
*
* Date : 20013-08-22
* Description : List View Item for List View Model
*
* SPDX-FileCopyrightText: 2013 by Veaceslav Munteanu <veaceslav dot munteanu90 at gmail dot com>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*
* ============================================================ */
#include "tagmngrlistitem.h"
// KDE includes
#include <klocalizedstring.h>
// Local includes
#include "digikam_debug.h"
#include "albummanager.h"
#include "album.h"
namespace Digikam
{
class Q_DECL_HIDDEN ListItem::Private
{
public:
Private() = default;
QList<ListItem*> childItems;
QList<ListItem*> toDelItems;
QList<QVariant> itemData;
QList<int> tagIds;
ListItem* parentItem = nullptr;
};
ListItem::ListItem(QList<QVariant>& data, ListItem* const parent)
: d(new Private)
{
d->parentItem = parent;
d->itemData.append(data);
data.removeFirst();
for (const QVariant& val : std::as_const(data))
{
d->tagIds.append(val.toInt());
}
}
ListItem::~ListItem()
{
qDeleteAll(d->childItems);
qDeleteAll(d->toDelItems);
delete d;
}
void ListItem::deleteChild(ListItem* const item)
{
int row = d->childItems.indexOf(item);<--- Shadow variable
if (row != -1)
{
deleteChild(row);
}
}
QList<ListItem*> ListItem::allChildren() const
{
return d->childItems;
}
QList<int> ListItem::getTagIds() const
{
return d->tagIds;
}
void ListItem::appendChild(ListItem* const item)
{
d->childItems.append(item);
}
void ListItem::removeTagId(int tagId)
{
d->tagIds.removeOne(tagId);
}
ListItem* ListItem::child(int row) const
{
return d->childItems.value(row);
}
int ListItem::childCount() const
{
return d->childItems.count();
}
void ListItem::deleteChild(int row)
{
d->toDelItems << d->childItems.takeAt(row);
}
void ListItem::removeAll()
{
d->toDelItems << d->childItems;
d->childItems.clear();
}
void ListItem::appendList(const QList<ListItem*>& items)
{
d->childItems.append(items);
}
int ListItem::columnCount() const
{
return d->itemData.count();
}
QVariant ListItem::data(int role) const
{
switch (role)
{
case Qt::DisplayRole:
case Qt::ToolTipRole:
{
QString display;
for (int tagId : std::as_const(d->tagIds))
{
TAlbum* const album = AlbumManager::instance()->findTAlbum(tagId);
if (!album)
{
continue;
}
display.append(album->title()+ QLatin1String(", "));
if (role == Qt::DisplayRole && display.size() > 30)
{
break;
}
}
if (display.isEmpty())
{
display.append(i18nc("@info", "All Tags"));
}
else
{
display.remove(display.size()-2, 2);
}
return QVariant(display);
}
default:
{
return QVariant();
}
}
}
void ListItem::setData(const QList<QVariant>& data)
{
d->itemData = data;
}
ListItem* ListItem::parent() const
{
return d->parentItem;
}
int ListItem::row() const
{
if (d->parentItem)
{
return d->parentItem->allChildren().indexOf(const_cast<ListItem*>(this));
}
return 0;
}
ListItem* ListItem::containsItem(ListItem* const item) const
{
// We need to compare items and not pointers
for (int it = 0 ; it < d->childItems.size() ; ++it)
{
if (item->equal(d->childItems.at(it)))
{
return d->childItems.at(it);
}
}
return nullptr;
}
bool ListItem::equal(ListItem* const item) const
{
return (d->tagIds == item->getTagIds());
}
} // namespace Digikam
#include "moc_tagmngrlistitem.cpp"
|