nextcloud-desktop/src/gui/tooltipupdater.cpp
Andy Scherzinger 669bb276a9
docs(reuse): Migrate to SPDX
Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>
2025-05-07 15:34:52 +02:00

50 lines
1.4 KiB
C++

/*
* SPDX-FileCopyrightText: 2020 Nextcloud GmbH and Nextcloud contributors
* SPDX-FileCopyrightText: 2016 ownCloud GmbH
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tooltipupdater.h"
#include <QTreeView>
#include <QHelpEvent>
#include <QToolTip>
using namespace OCC;
ToolTipUpdater::ToolTipUpdater(QTreeView *treeView)
: QObject(treeView)
, _treeView(treeView)
{
connect(_treeView->model(), &QAbstractItemModel::dataChanged,
this, &ToolTipUpdater::dataChanged);
_treeView->viewport()->installEventFilter(this);
}
bool ToolTipUpdater::eventFilter(QObject * /*obj*/, QEvent *ev)
{
if (ev->type() == QEvent::ToolTip) {
auto *helpEvent = dynamic_cast<QHelpEvent *>(ev);
_toolTipPos = helpEvent->globalPos();
}
return false;
}
void ToolTipUpdater::dataChanged(const QModelIndex &topLeft,
const QModelIndex &bottomRight,
const QVector<int> &roles)
{
if (!QToolTip::isVisible() || !roles.contains(Qt::ToolTipRole) || _toolTipPos.isNull()) {
return;
}
// Was it the item under the cursor that changed?
auto index = _treeView->indexAt(_treeView->mapFromGlobal(QCursor::pos()));
if (topLeft == bottomRight && index != topLeft) {
return;
}
// Update the currently active tooltip
QToolTip::showText(_toolTipPos, _treeView->model()->data(index, Qt::ToolTipRole).toString());
}