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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QQUICKTUMBLER_P_H
#define QQUICKTUMBLER_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/qvariant.h>
#include <QtQml/qqmlcomponent.h>
#include <QtQuickTemplates2/private/qquickcontrol_p.h>
QT_BEGIN_NAMESPACE
class QQuickTumblerAttached;
class QQuickTumblerPrivate;
class Q_QUICKTEMPLATES2_EXPORT QQuickTumbler : public QQuickControl
{
Q_OBJECT
Q_PROPERTY(QVariant model READ model WRITE setModel NOTIFY modelChanged FINAL)
Q_PROPERTY(int count READ count NOTIFY countChanged FINAL)
Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged FINAL)
Q_PROPERTY(QQuickItem *currentItem READ currentItem NOTIFY currentItemChanged FINAL)
Q_PROPERTY(QQmlComponent *delegate READ delegate WRITE setDelegate NOTIFY delegateChanged FINAL)
Q_PROPERTY(int visibleItemCount READ visibleItemCount WRITE setVisibleItemCount NOTIFY visibleItemCountChanged FINAL)
// 2.1 (Qt 5.8)
Q_PROPERTY(bool wrap READ wrap WRITE setWrap RESET resetWrap NOTIFY wrapChanged FINAL REVISION(2, 1))
// 2.2 (Qt 5.9)
Q_PROPERTY(bool moving READ isMoving NOTIFY movingChanged FINAL REVISION(2, 2))
QML_NAMED_ELEMENT(Tumbler)
QML_ATTACHED(QQuickTumblerAttached)
QML_ADDED_IN_VERSION(2, 0)
public:
explicit QQuickTumbler(QQuickItem *parent = nullptr);
~QQuickTumbler();
QVariant model() const;
void setModel(const QVariant &model);
int count() const;
int currentIndex() const;
void setCurrentIndex(int currentIndex);
QQuickItem *currentItem() const;
QQmlComponent *delegate() const;
void setDelegate(QQmlComponent *delegate);
int visibleItemCount() const;
void setVisibleItemCount(int visibleItemCount);
static QQuickTumblerAttached *qmlAttachedProperties(QObject *object);
// 2.1 (Qt 5.8)
bool wrap() const;
void setWrap(bool wrap);
void resetWrap();
// 2.2 (Qt 5.9)
bool isMoving() const;
enum PositionMode {
Beginning,
Center,
End,
Visible, // ListView-only
Contain,
SnapPosition
};
Q_ENUM(PositionMode)
// 2.5 (Qt 5.12)
Q_REVISION(2, 5) Q_INVOKABLE void positionViewAtIndex(int index, PositionMode mode);
Q_SIGNALS:
void modelChanged();
void countChanged();
void currentIndexChanged();
void currentItemChanged();
void delegateChanged();
void visibleItemCountChanged();
// 2.1 (Qt 5.8)
Q_REVISION(2, 1) void wrapChanged();
// 2.2 (Qt 5.9)
Q_REVISION(2, 2) void movingChanged();
protected:
void geometryChange(const QRectF &newGeometry, const QRectF &oldGeometry) override;
void componentComplete() override;
void contentItemChange(QQuickItem *newItem, QQuickItem *oldItem) override;
void keyPressEvent(QKeyEvent *event) override;
void updatePolish() override;
QFont defaultFont() const override;
private:
Q_DISABLE_COPY(QQuickTumbler)
Q_DECLARE_PRIVATE(QQuickTumbler)
Q_PRIVATE_SLOT(d_func(), void _q_updateItemWidths())
Q_PRIVATE_SLOT(d_func(), void _q_updateItemHeights())
Q_PRIVATE_SLOT(d_func(), void _q_onViewCurrentIndexChanged())
Q_PRIVATE_SLOT(d_func(), void _q_onViewCountChanged())
Q_PRIVATE_SLOT(d_func(), void _q_onViewOffsetChanged())
Q_PRIVATE_SLOT(d_func(), void _q_onViewContentYChanged())
};
class QQuickTumblerAttachedPrivate;
class Q_QUICKTEMPLATES2_EXPORT QQuickTumblerAttached : public QObject
{
Q_OBJECT
Q_PROPERTY(QQuickTumbler *tumbler READ tumbler CONSTANT FINAL)
Q_PROPERTY(qreal displacement READ displacement NOTIFY displacementChanged FINAL)
public:
explicit QQuickTumblerAttached(QObject *parent = nullptr);
QQuickTumbler *tumbler() const;
qreal displacement() const;
Q_SIGNALS:
void displacementChanged();
private:
Q_DISABLE_COPY(QQuickTumblerAttached)
Q_DECLARE_PRIVATE(QQuickTumblerAttached)
};
QT_END_NAMESPACE
#endif // QQUICKTUMBLER_P_H
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