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299 | /* ============================================================
*
* This file is a part of digiKam project
* https://www.digikam.org
*
* Date : 2012-09-07
* Description : Qt Model for ImportUI - drag and drop handling
*
* SPDX-FileCopyrightText: 2012 by Islam Wazery <wazery at ubuntu dot com>
* SPDX-FileCopyrightText: 2013-2024 by Gilles Caulier <caulier dot gilles at gmail dot com>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*
* ============================================================ */
#include "importdragdrop.h"
// Qt includes
#include <QDropEvent>
#include <QIcon>
// KDE includes
#include <klocalizedstring.h>
// Local includes
#include "digikam_debug.h"
#include "importiconview.h"
#include "importui.h"
#include "ddragobjects.h"
#include "importcategorizedview.h"
#include "camiteminfo.h"
#include "albummanager.h"
#include "digikamapp.h"
#include "itemiconview.h"
namespace Digikam
{
ImportDragDropHandler::ImportDragDropHandler(ImportItemModel* const model)
: AbstractItemDragDropHandler(model)
{
}
QAction* ImportDragDropHandler::addGroupAction(QMenu* const menu)
{
return menu->addAction(QIcon::fromTheme(QLatin1String("go-bottom")),
i18nc("@action:inmenu Group images with this image", "Group here"));
}
QAction* ImportDragDropHandler::addCancelAction(QMenu* const menu)
{
return menu->addAction(QIcon::fromTheme(QLatin1String("dialog-cancel")), i18n("C&ancel"));
}
ImportDragDropHandler::DropAction ImportDragDropHandler::copyOrMove(const QDropEvent* e,
QWidget* const view,
bool allowMove,
bool askForGrouping)
{
#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
if (e->modifiers() & Qt::ControlModifier)
#else
if (e->keyboardModifiers() & Qt::ControlModifier)
#endif
{
return CopyAction;
}
#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
else if (e->modifiers() & Qt::ShiftModifier)
#else
else if (e->keyboardModifiers() & Qt::ShiftModifier)
#endif
{
return MoveAction;
}
if (!allowMove && !askForGrouping)
{
switch (e->proposedAction())
{
case Qt::CopyAction:
{
return CopyAction;
}
case Qt::MoveAction:
{
return MoveAction;
}
default:
{
return NoAction;
}
}
}
QMenu popMenu(view);
QAction* moveAction = nullptr;
if (allowMove)
{
moveAction = popMenu.addAction(QIcon::fromTheme(QLatin1String("go-jump")), i18n("&Move Here"));
}
QAction* const copyAction = popMenu.addAction(QIcon::fromTheme(QLatin1String("edit-copy")), i18n("&Copy Here"));
popMenu.addSeparator();
QAction* groupAction = nullptr;
if (askForGrouping)
{
groupAction = addGroupAction(&popMenu);
popMenu.addSeparator();
}
addCancelAction(&popMenu);
popMenu.setMouseTracking(true);
QAction* const choice = popMenu.exec(QCursor::pos());
if (moveAction && (choice == moveAction))
{
return MoveAction;
}
else if (choice == copyAction)
{
return CopyAction;
}
else if (groupAction && (choice == groupAction))
{
return GroupAction;
}
return NoAction;
}
/*
static DropAction tagAction(const QDropEvent*, QWidget* view, bool askForGrouping)
{
}
static DropAction groupAction(const QDropEvent*, QWidget* view)
{
}
*/
bool ImportDragDropHandler::dropEvent(QAbstractItemView* abstractview,
const QDropEvent* e,
const QModelIndex& droppedOn)
{
ImportCategorizedView* const view = static_cast<ImportCategorizedView*>(abstractview);
if (accepts(e, droppedOn) == Qt::IgnoreAction)
{
return false;
}
if (DItemDrag::canDecode(e->mimeData()))
{
QList<QUrl> lst = DigikamApp::instance()->view()->selectedUrls();
QMenu popMenu(view);
popMenu.addSection(QIcon::fromTheme(QLatin1String("digikam")), i18n("Exporting"));
QAction* const upAction = popMenu.addAction(QIcon::fromTheme(QLatin1String("media-flash-sd-mmc")),
i18n("Upload to Camera"));
popMenu.addSeparator();
popMenu.addAction(QIcon::fromTheme(QLatin1String("dialog-cancel")), i18n("C&ancel"));
popMenu.setMouseTracking(true);
#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
QAction* const choice = popMenu.exec(view->mapToGlobal(e->position().toPoint()));
#else
QAction* const choice = popMenu.exec(view->mapToGlobal(e->pos()));
#endif
if (choice)
{
if (choice == upAction)
{
ImportUI::instance()->slotUploadItems(lst);
}
}
return true;
}
/*
TODO: Implement tag dropping in import tool.
else if (DTagListDrag::canDecode(e->mimeData()))
{
}
*/
return false;
}
Qt::DropAction ImportDragDropHandler::accepts(const QDropEvent* e, const QModelIndex& /*dropIndex*/)
{
if (DItemDrag::canDecode(e->mimeData()) || e->mimeData()->hasUrls())
{
#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
if (e->modifiers() & Qt::ControlModifier)
#else
if (e->keyboardModifiers() & Qt::ControlModifier)
#endif
{
return Qt::CopyAction;
}
#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
else if (e->modifiers() & Qt::ShiftModifier)
#else
else if (e->keyboardModifiers() & Qt::ShiftModifier)
#endif
{
return Qt::MoveAction;
}
return Qt::MoveAction;
}
if (DTagListDrag::canDecode(e->mimeData()) ||
DCameraItemListDrag::canDecode(e->mimeData()) ||
DCameraDragObject::canDecode(e->mimeData()))
{
return Qt::MoveAction;
}
return Qt::IgnoreAction;
}
QStringList ImportDragDropHandler::mimeTypes() const
{
QStringList mimeTypes;
mimeTypes << DItemDrag::mimeTypes()
<< DTagListDrag::mimeTypes()
<< DCameraItemListDrag::mimeTypes()
<< DCameraDragObject::mimeTypes()
<< QLatin1String("text/uri-list");
return mimeTypes;
}
QMimeData* ImportDragDropHandler::createMimeData(const QList<QModelIndex>& indexes)
{
QList<CamItemInfo> infos = model()->camItemInfos(indexes);
QStringList lst;
Q_FOREACH (const CamItemInfo& info, infos)
{
lst.append(info.folder + info.name);
}
if (lst.isEmpty())
{
return nullptr;
}
return (new DCameraItemListDrag(lst));
}
ImportItemModel* ImportDragDropHandler::model() const<--- Derived function 'ImportDragDropHandler::model'
{
return static_cast<ImportItemModel*>(m_model);
}
} // namespace Digikam
#include "moc_importdragdrop.cpp"
|