| /**************************************************************************** |
| ** |
| ** Copyright (C) 2018 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Quick Templates 2 module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL3$ |
| ** 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 http://www.qt.io/terms-conditions. For further |
| ** information use the contact form at http://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.LGPLv3 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.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 later as published by the Free |
| ** Software Foundation and appearing in the file LICENSE.GPL included in |
| ** the packaging of this file. Please review the following information to |
| ** ensure the GNU General Public License version 2.0 requirements will be |
| ** met: http://www.gnu.org/licenses/gpl-2.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qquickpopupanchors_p.h" |
| #include "qquickpopupanchors_p_p.h" |
| #include "qquickpopup_p_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| QQuickPopupAnchors::QQuickPopupAnchors(QQuickPopup *popup) |
| : QObject(*(new QQuickPopupAnchorsPrivate), popup) |
| { |
| Q_D(QQuickPopupAnchors); |
| d->popup = popup; |
| } |
| |
| QQuickPopupAnchors::~QQuickPopupAnchors() |
| { |
| Q_D(const QQuickPopupAnchors); |
| if (d->centerIn) { |
| auto centerInPrivate = QQuickItemPrivate::get(d->centerIn); |
| centerInPrivate->removeItemChangeListener(this, QQuickItemPrivate::Destroyed); |
| } |
| } |
| |
| QQuickItem *QQuickPopupAnchors::centerIn() const |
| { |
| Q_D(const QQuickPopupAnchors); |
| return d->centerIn; |
| } |
| |
| void QQuickPopupAnchors::setCenterIn(QQuickItem *item) |
| { |
| Q_D(QQuickPopupAnchors); |
| if (item == d->centerIn) |
| return; |
| |
| if (d->centerIn) { |
| auto centerInPrivate = QQuickItemPrivate::get(d->centerIn); |
| centerInPrivate->removeItemChangeListener(this, QQuickItemPrivate::Destroyed); |
| } |
| |
| d->centerIn = item; |
| |
| if (d->centerIn) { |
| auto centerInPrivate = QQuickItemPrivate::get(d->centerIn); |
| centerInPrivate->addItemChangeListener(this, QQuickItemPrivate::Destroyed); |
| } |
| |
| QQuickPopupPrivate::get(d->popup)->reposition(); |
| |
| emit centerInChanged(); |
| } |
| |
| void QQuickPopupAnchors::resetCenterIn() |
| { |
| setCenterIn(nullptr); |
| } |
| |
| void QQuickPopupAnchors::itemDestroyed(QQuickItem *) |
| { |
| resetCenterIn(); |
| } |
| |
| QT_END_NAMESPACE |