recentfilemenu.cpp

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++ // Copyright (C) 2023 The Qt Company Ltd.

++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

++

++ #include "recentfilemenu.h"

++ #include "recentfiles.h"

++

++ #include <QAction>

++

++ RecentFileMenu::RecentFileMenu(QWidget *parent, RecentFiles *recent) :

++     QMenu(parent), m_recentFiles(recent)

++ {

++     Q_ASSERT(recent);

++     connect(m_recentFiles, &RecentFiles::changed, this, &RecentFileMenu::updateList);

++     connect(m_recentFiles, &QObject::destroyed, this, &QObject::deleteLater);

++     updateList();

++ }

++

++ void RecentFileMenu::updateList()

++ {

++     QList<QAction *> acts = actions();

++     qDeleteAll(acts);

++

++     if (m_recentFiles->isEmpty()) {

++         addAction(tr("<no recent files>"));

++         return;

++     }

++

++     for (const QString &fileName : m_recentFiles->recentFiles()) {

++         QAction *action = addAction(fileName);

++         connect(action, &QAction::triggered, this, [&](){

++             QAction *action = qobject_cast<QAction *>(sender());

++             Q_ASSERT(action);

++             emit fileOpened(action->text());

++         });

++     }

++ }