File indexing completed on 2023-12-03 10:55:12

 /*
  * SPDX-FileCopyrightText: 2023 Kai Uwe Broulik <kde@broulik.de>
  *
  * SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
  */
 
 #include "kopenaction_p.h"
 
 #include <KRecentFilesAction>
 #include <KStandardAction>
 
 #include <QMenu>
 #include <QPointer>
 
 class KOpenActionPrivate
 {
 public:
     KOpenActionPrivate(KOpenAction *q);
 
     void updatePopupMode();
     void onPopupMenuAboutToShow();
 
     KOpenAction *q;
     QPointer<KRecentFilesAction> recentFilesAction;
 };
 
 KOpenActionPrivate::KOpenActionPrivate(KOpenAction *q)
     : q(q)
 {
 }
 
 KOpenAction::~KOpenAction() = default;
 
 void KOpenActionPrivate::updatePopupMode()
 {
     if (recentFilesAction && recentFilesAction->isEnabled()) {
         q->setPopupMode(KToolBarPopupAction::MenuButtonPopup);
     } else {
         q->setPopupMode(KToolBarPopupAction::NoPopup);
     }
 }
 
 void KOpenActionPrivate::onPopupMenuAboutToShow()
 {
     q->popupMenu()->clear();
 
     if (recentFilesAction) {
         // Using the menu explicitly rather than the actions so we also get the "Forget..." entry.
         if (auto *recentMenu = recentFilesAction->menu()) {
             // Trigger a menu update.
             Q_EMIT recentMenu->aboutToShow();
 
             const auto actions = recentMenu->actions();
             for (QAction *action : actions) {
                 q->popupMenu()->addAction(action);
             }
         }
     }
 }
 
 KOpenAction::KOpenAction(QObject *parent)
     : KOpenAction(QIcon(), QString(), parent)
 {
 }
 
 KOpenAction::KOpenAction(const QIcon &icon, const QString &text, QObject *parent)
     : KToolBarPopupAction(icon, text, parent)
     , d(new KOpenActionPrivate(this))
 {
     setPopupMode(KToolBarPopupAction::NoPopup);
     connect(popupMenu(), &QMenu::aboutToShow, this, [this] {
         d->onPopupMenuAboutToShow();
     });
 }
 
 QWidget *KOpenAction::createWidget(QWidget *parentWidget)
 {
     if (!d->recentFilesAction) {
         // Find the accompanying file_open_recent action.
         QAction *action = nullptr;
 
         if (parent() && parent()->inherits("KActionCollection")) {
             const QString openRecentActionId = QString::fromUtf8(KStandardAction::name(KStandardAction::OpenRecent));
             QMetaObject::invokeMethod(parent(), "action", Q_RETURN_ARG(QAction *, action), Q_ARG(QString, openRecentActionId));
         }
 
         d->recentFilesAction = qobject_cast<KRecentFilesAction *>(action);
         if (d->recentFilesAction) {
             connect(d->recentFilesAction.data(), &QAction::enabledChanged, this, [this] {
                 d->updatePopupMode();
             });
         }
     }
 
     d->updatePopupMode();
 
     return KToolBarPopupAction::createWidget(parentWidget);
 }
 
 #include "moc_kopenaction_p.cpp"