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-/****************************************************************************
-**
-** Copyright (C) 2017 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QQUICKTUMBLER_P_P_H
-#define QQUICKTUMBLER_P_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 <QtQuickTemplates2/private/qquickcontrol_p_p.h>
-#include <QtQuickTemplates2/private/qquicktumbler_p.h>
-
-QT_BEGIN_NAMESPACE
-
-class Q_QUICKTEMPLATES2_PRIVATE_EXPORT QQuickTumblerPrivate : public QQuickControlPrivate
-{
- Q_DECLARE_PUBLIC(QQuickTumbler)
-
-public:
- enum ContentItemType {
- NoContentItem,
- UnsupportedContentItemType,
- PathViewContentItem,
- ListViewContentItem
- };
-
- QQuickItem *determineViewType(QQuickItem *contentItem);
- void resetViewData();
- QList<QQuickItem *> viewContentItemChildItems() const;
-
- static QQuickTumblerPrivate *get(QQuickTumbler *tumbler);
-
- QPalette defaultPalette() const override;
-
- QVariant model;
- QQmlComponent *delegate = nullptr;
- int visibleItemCount = 5;
- bool wrap = true;
- bool explicitWrap = false;
- bool modelBeingSet = false;
- bool currentIndexSetDuringModelChange = false;
- QQuickItem *view = nullptr;
- QQuickItem *viewContentItem = nullptr;
- ContentItemType viewContentItemType = UnsupportedContentItemType;
- union {
- qreal viewOffset; // PathView
- qreal viewContentY; // ListView
- };
- int currentIndex = -1;
- int pendingCurrentIndex = -1;
- bool ignoreCurrentIndexChanges = false;
- int count = 0;
- bool ignoreSignals = false;
-
- void _q_updateItemHeights();
- void _q_updateItemWidths();
- void _q_onViewCurrentIndexChanged();
- void _q_onViewCountChanged();
- void _q_onViewOffsetChanged();
- void _q_onViewContentYChanged();
-
- void calculateDisplacements();
-
- void disconnectFromView();
- void setupViewData(QQuickItem *newControlContentItem);
- void warnAboutIncorrectContentItem();
- void syncCurrentIndex();
- void setPendingCurrentIndex(int index);
-
- enum PropertyChangeReason {
- UserChange,
- InternalChange
- };
-
- static QString propertyChangeReasonToString(PropertyChangeReason changeReason);
-
- void setCurrentIndex(int newCurrentIndex, PropertyChangeReason changeReason = InternalChange);
- void setCount(int newCount);
- void setWrapBasedOnCount();
- void setWrap(bool shouldWrap, bool isExplicit);
- void beginSetModel();
- void endSetModel();
-
- void itemChildAdded(QQuickItem *, QQuickItem *) override;
- void itemChildRemoved(QQuickItem *, QQuickItem *) override;
- void itemGeometryChanged(QQuickItem *, QQuickGeometryChange , const QRectF &) override;
-};
-
-class QQuickTumblerAttachedPrivate : public QObjectPrivate
-{
- Q_DECLARE_PUBLIC(QQuickTumblerAttached)
-
-public:
- static QQuickTumblerAttachedPrivate *get(QQuickTumblerAttached *attached)
- {
- return attached->d_func();
- }
-
- void init(QQuickItem *delegateItem);
-
- void calculateDisplacement();
- void emitIfDisplacementChanged(qreal oldDisplacement, qreal newDisplacement);
-
- // The Tumbler that contains the delegate. Required to calculated the displacement.
- QPointer<QQuickTumbler> tumbler;
- // The index of the delegate. Used to calculate the displacement.
- int index = -1;
- // The displacement for our delegate.
- qreal displacement = 0;
-};
-
-QT_END_NAMESPACE
-
-#endif // QQUICKTUMBLER_P_P_H