63 lines
1.3 KiB
C
63 lines
1.3 KiB
C
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/*
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Gwenview: an image viewer
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Copyright 2018 Anthony Fieroni <bvbfan@abv.bg>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.
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*/
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#ifndef DIALOGGUARD_H
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#define DIALOGGUARD_H
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// std
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#include <utility>
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// Qt
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#include <QPointer>
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template<class T>
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class DialogGuard
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{
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QPointer<T> m_dialog;
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public:
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template<class... Args>
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DialogGuard(Args &&...args)
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{
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m_dialog = new T(std::forward<Args>(args)...);
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}
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~DialogGuard()
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{
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delete m_dialog;
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}
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T *data() const
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{
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return m_dialog.data();
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}
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T *operator->() const
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{
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return m_dialog.data();
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}
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operator bool() const
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{
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return !m_dialog.isNull();
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}
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};
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#endif // DIALOGGUARD_H
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