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227 | /* ============================================================
*
* This file is a part of digiKam project
* https://www.digikam.org
*
* Date : 2008-05-21
* Description : widget to display a list of items
*
* SPDX-FileCopyrightText: 2006-2025 by Gilles Caulier <caulier dot gilles at gmail dot com>
* SPDX-FileCopyrightText: 2008-2010 by Andi Clemens <andi dot clemens at googlemail dot com>
* SPDX-FileCopyrightText: 2009-2010 by Luka Renko <lure at kubuntu dot org>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*
* ============================================================ */
#include "ditemslist_p.h"
namespace Digikam
{
DItemsListView::DItemsListView(DItemsList* const parent)
: QTreeWidget(parent)
{
setRootIsDecorated(false);
setItemsExpandable(false);
setUniformRowHeights(true);
setAlternatingRowColors(true);
setExpandsOnDoubleClick(false);
setSelectionMode(QAbstractItemView::ExtendedSelection);
enableDragAndDrop(true);
setSortingEnabled(false);
setAllColumnsShowFocus(true);
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
setColumnCount(8);
setHeaderLabels(QStringList() << i18nc("@title", "Thumbnail")
<< i18nc("@title", "File Name")
<< i18nc("@title", "User1")
<< i18nc("@title", "User2")
<< i18nc("@title", "User3")
<< i18nc("@title", "User4")
<< i18nc("@title", "User5")
<< i18nc("@title", "User6"));
hideColumn(User1);
hideColumn(User2);
hideColumn(User3);
hideColumn(User4);
hideColumn(User5);
hideColumn(User6);
header()->setSectionResizeMode(User1, QHeaderView::Interactive);
header()->setSectionResizeMode(User2, QHeaderView::Interactive);
header()->setSectionResizeMode(User3, QHeaderView::Interactive);
header()->setSectionResizeMode(User4, QHeaderView::Interactive);
header()->setSectionResizeMode(User5, QHeaderView::Interactive);
header()->setSectionResizeMode(User6, QHeaderView::Stretch);
connect(this, &DItemsListView::itemClicked,
this, &DItemsListView::slotItemClicked);
}
DInfoInterface* DItemsListView::iface() const
{
DItemsList* const p = dynamic_cast<DItemsList*>(parent());<--- Variable 'p' can be declared as pointer to const
if (p)
{
return p->iface();
}
return nullptr;
}
void DItemsListView::enableDragAndDrop(const bool enable)
{
setDragEnabled(enable);
viewport()->setAcceptDrops(enable);
setDragDropMode(enable ? QAbstractItemView::InternalMove : QAbstractItemView::NoDragDrop);
setDragDropOverwriteMode(enable);
setDropIndicatorShown(enable);
}
void DItemsListView::drawRow(QPainter* p, const QStyleOptionViewItem& opt, const QModelIndex& index) const
{
DItemsListViewItem* const item = dynamic_cast<DItemsListViewItem*>(itemFromIndex(index));<--- Variable 'item' can be declared as pointer to const
if (item && !item->hasValidThumbnail())
{
DItemsList* const view = dynamic_cast<DItemsList*>(parent());
if (view)
{
view->updateThumbnail(item->url());
}
}
QTreeWidget::drawRow(p, opt, index);
}
void DItemsListView::slotItemClicked(QTreeWidgetItem* item, int column)
{
Q_UNUSED(column)
if (!item)
{
return;
}
Q_EMIT signalItemClicked(item);
}
void DItemsListView::setColumnLabel(ColumnType column, const QString& label)
{
headerItem()->setText(column, label);
}
void DItemsListView::setColumnEnabled(ColumnType column, bool enable)
{
if (enable)
{
showColumn(column);
}
else
{
hideColumn(column);
}
}
void DItemsListView::setColumn(ColumnType column, const QString& label, bool enable)
{
setColumnLabel(column, label);
setColumnEnabled(column, enable);
}
DItemsListViewItem* DItemsListView::findItem(const QUrl& url)
{
QTreeWidgetItemIterator it(this);
while (*it)
{
DItemsListViewItem* const lvItem = dynamic_cast<DItemsListViewItem*>(*it);
if (lvItem && (lvItem->url() == url))
{
return lvItem;
}
++it;
}
return nullptr;
}
QModelIndex DItemsListView::indexFromItem(DItemsListViewItem* item, int column) const
{
return QTreeWidget::indexFromItem(item, column);
}
void DItemsListView::contextMenuEvent(QContextMenuEvent* e)
{
QTreeWidget::contextMenuEvent(e);
Q_EMIT signalContextMenuRequested();
}
void DItemsListView::dragEnterEvent(QDragEnterEvent* e)
{
m_itemDraged = QTreeWidget::currentItem();
QTreeWidget::dragEnterEvent(e);
if (e->mimeData()->hasUrls())
{
e->acceptProposedAction();
}
}
void DItemsListView::dragMoveEvent(QDragMoveEvent* e)
{
QTreeWidget::dragMoveEvent(e);
if (e->mimeData()->hasUrls())
{
e->acceptProposedAction();
}
}
void DItemsListView::dropEvent(QDropEvent* e)
{
QTreeWidget::dropEvent(e);
QList<QUrl> list = e->mimeData()->urls();
QList<QUrl> urls;
for (const QUrl& url : std::as_const(list))
{
QFileInfo fi(url.toLocalFile());
if (fi.isFile() && fi.exists())
{
urls.append(url);
}
}
if (!urls.isEmpty())
{
Q_EMIT signalAddedDropedItems(urls);
}
scrollToItem(m_itemDraged);
}
DItemsListIsLessThanHandler DItemsListView::isLessThanHandler() const
{
DItemsList* const p = dynamic_cast<DItemsList*>(parent());
if (p)
{
return p->isLessThanHandler();
}
return nullptr;
}
} // namespace Digikam
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