File indexing completed on 2024-04-28 04:18:50

0001 // vim: set tabstop=4 shiftwidth=4 expandtab:
0002 /*
0003 Gwenview: an image viewer
0004 Copyright 2014 Aurélien Gâteau <agateau@kde.org>
0005 
0006 This program is free software; you can redistribute it and/or
0007 modify it under the terms of the GNU General Public License
0008 as published by the Free Software Foundation; either version 2
0009 of the License, or (at your option) any later version.
0010 
0011 This program is distributed in the hope that it will be useful,
0012 but WITHOUT ANY WARRANTY; without even the implied warranty of
0013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0014 GNU General Public License for more details.
0015 
0016 You should have received a copy of the GNU General Public License
0017 along with this program.  If not, see <http://www.gnu.org/licenses/>.
0018 */
0019 #ifndef DISABLEDACTIONSHORTCUTMONITOR_H
0020 #define DISABLEDACTIONSHORTCUTMONITOR_H
0021 
0022 #include <lib/gwenviewlib_export.h>
0023 
0024 // Local
0025 
0026 // KF
0027 
0028 // Qt
0029 #include <QObject>
0030 
0031 class QAction;
0032 
0033 namespace Gwenview
0034 {
0035 class DisabledActionShortcutMonitorPrivate;
0036 /**
0037  * Monitors an action and emits a signal if one tries to trigger the action
0038  * using its shortcut while it is disabled.
0039  */
0040 class GWENVIEWLIB_EXPORT DisabledActionShortcutMonitor : public QObject
0041 {
0042     Q_OBJECT
0043 public:
0044     /**
0045      * parent must be a widget because we need to create a QShortcut
0046      */
0047     DisabledActionShortcutMonitor(QAction *action, QObject *parent);
0048     ~DisabledActionShortcutMonitor() override;
0049 
0050 Q_SIGNALS:
0051     void activated();
0052 
0053 protected:
0054     bool eventFilter(QObject *object, QEvent *event) override;
0055 
0056 private:
0057     DisabledActionShortcutMonitorPrivate *const d;
0058 };
0059 
0060 } // namespace
0061 
0062 #endif /* DISABLEDACTIONSHORTCUTMONITOR_H */