| 1 | // Copyright (C) 2018 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #include "qquickpopupanchors_p.h" |
| 5 | #include "qquickpopupanchors_p_p.h" |
| 6 | #include "qquickpopup_p_p.h" |
| 7 | |
| 8 | QT_BEGIN_NAMESPACE |
| 9 | |
| 10 | QQuickPopupAnchors::QQuickPopupAnchors(QQuickPopup *popup) |
| 11 | : QObject(*(new QQuickPopupAnchorsPrivate), popup) |
| 12 | { |
| 13 | Q_D(QQuickPopupAnchors); |
| 14 | d->popup = popup; |
| 15 | } |
| 16 | |
| 17 | QQuickPopupAnchors::~QQuickPopupAnchors() |
| 18 | { |
| 19 | Q_D(const QQuickPopupAnchors); |
| 20 | if (d->centerIn) { |
| 21 | auto centerInPrivate = QQuickItemPrivate::get(item: d->centerIn); |
| 22 | centerInPrivate->removeItemChangeListener(this, types: QQuickItemPrivate::Destroyed); |
| 23 | } |
| 24 | } |
| 25 | |
| 26 | QQuickItem *QQuickPopupAnchors::centerIn() const |
| 27 | { |
| 28 | Q_D(const QQuickPopupAnchors); |
| 29 | return d->centerIn; |
| 30 | } |
| 31 | |
| 32 | void QQuickPopupAnchors::setCenterIn(QQuickItem *item) |
| 33 | { |
| 34 | Q_D(QQuickPopupAnchors); |
| 35 | if (item == d->centerIn) |
| 36 | return; |
| 37 | |
| 38 | if (d->centerIn) { |
| 39 | auto centerInPrivate = QQuickItemPrivate::get(item: d->centerIn); |
| 40 | centerInPrivate->removeItemChangeListener(this, types: QQuickItemPrivate::Destroyed); |
| 41 | } |
| 42 | |
| 43 | d->centerIn = item; |
| 44 | |
| 45 | if (d->centerIn) { |
| 46 | auto centerInPrivate = QQuickItemPrivate::get(item: d->centerIn); |
| 47 | centerInPrivate->addItemChangeListener(listener: this, types: QQuickItemPrivate::Destroyed); |
| 48 | } |
| 49 | |
| 50 | QQuickPopupPrivate::get(popup: d->popup)->reposition(); |
| 51 | |
| 52 | emit centerInChanged(); |
| 53 | } |
| 54 | |
| 55 | void QQuickPopupAnchors::resetCenterIn() |
| 56 | { |
| 57 | setCenterIn(nullptr); |
| 58 | } |
| 59 | |
| 60 | void QQuickPopupAnchors::itemDestroyed(QQuickItem *) |
| 61 | { |
| 62 | resetCenterIn(); |
| 63 | } |
| 64 | |
| 65 | QT_END_NAMESPACE |
| 66 | |
| 67 | #include "moc_qquickpopupanchors_p.cpp" |
| 68 |