diff options
author | Simon Hausmann <simon.hausmann@qt.io> | 2016-08-09 15:26:41 +0200 |
---|---|---|
committer | Simon Hausmann <simon.hausmann@qt.io> | 2016-08-09 16:08:33 +0000 |
commit | fa99390154844307448dd21dc3d56543349d3891 (patch) | |
tree | 83425adcd57281e364b1b6552182551f12c5861c /src/qml/qml/ftw | |
parent | 28a055ce33a72651ae8a55bc673a26a6999c30ff (diff) |
Centralized deferred cleanup handling
Move the lambda cleanup code into a shared header file for re-use.
Change-Id: Ib9fb7dce98200bcad2bb688740f9b6c2a1e4aae7
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>
Diffstat (limited to 'src/qml/qml/ftw')
-rw-r--r-- | src/qml/qml/ftw/ftw.pri | 1 | ||||
-rw-r--r-- | src/qml/qml/ftw/qdeferredcleanup_p.h | 74 |
2 files changed, 75 insertions, 0 deletions
diff --git a/src/qml/qml/ftw/ftw.pri b/src/qml/qml/ftw/ftw.pri index addf1d9ff8..2d4a82e2f4 100644 --- a/src/qml/qml/ftw/ftw.pri +++ b/src/qml/qml/ftw/ftw.pri @@ -13,6 +13,7 @@ HEADERS += \ $$PWD/qflagpointer_p.h \ $$PWD/qlazilyallocated_p.h \ $$PWD/qqmlnullablevalue_p.h \ + $$PWD/qdeferredcleanup_p.h \ SOURCES += \ $$PWD/qintrusivelist.cpp \ diff --git a/src/qml/qml/ftw/qdeferredcleanup_p.h b/src/qml/qml/ftw/qdeferredcleanup_p.h new file mode 100644 index 0000000000..6b59f04a77 --- /dev/null +++ b/src/qml/qml/ftw/qdeferredcleanup_p.h @@ -0,0 +1,74 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtQml module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QDEFERREDCLEANUP_P_H +#define QDEFERREDCLEANUP_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qglobal.h> + +#include <functional> + +QT_BEGIN_NAMESPACE + +struct QDeferredCleanup +{ + std::function<void()> callback; + template <typename Callback> + QDeferredCleanup(Callback &&cb) + : callback(cb) + {} + ~QDeferredCleanup() { callback(); } + QDeferredCleanup(const QDeferredCleanup &) = delete; + QDeferredCleanup &operator=(const QDeferredCleanup &) = delete; +}; + +QT_END_NAMESPACE + +#endif // QDEFERREDCLEANUP_P_H |