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// Copyright (C) 2025 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 QQUICKUNIFIEDLAYOUT_H
#define QQUICKUNIFIEDLAYOUT_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 <QtQml/QtQml>
#include <QtCore/qtimer.h>
#include <QtQuickTemplates2/private/qquickcontrol_p.h>
QT_BEGIN_NAMESPACE
class QQStyleKitLayoutItem : public QObject
{
Q_OBJECT
Q_PROPERTY(QQuickItem *item READ item WRITE setItem NOTIFY itemChanged FINAL)
Q_PROPERTY(qreal x READ x NOTIFY xChanged FINAL)
Q_PROPERTY(qreal y READ y NOTIFY yChanged FINAL)
Q_PROPERTY(qreal width READ width NOTIFY widthChanged FINAL)
Q_PROPERTY(qreal height READ height NOTIFY heightChanged FINAL)
Q_PROPERTY(Qt::Alignment alignment READ alignment WRITE setAlignment NOTIFY alignmentChanged FINAL)
Q_PROPERTY(QMarginsF margins READ margins WRITE setMargins NOTIFY marginsChanged FINAL)
Q_PROPERTY(bool fillWidth READ fillWidth WRITE setFillWidth NOTIFY fillWidthChanged FINAL)
Q_PROPERTY(bool fillHeight READ fillHeight WRITE setFillHeight NOTIFY fillHeightChanged FINAL)
QML_NAMED_ELEMENT(StyleKitLayoutItem)
public:
QQStyleKitLayoutItem(QObject *parent = nullptr);
QQuickItem *item() const;
void setItem(QQuickItem *item);
qreal x() const;
void setX(qreal x);
qreal y() const;
void setY(qreal y);
qreal width() const;
void setWidth(qreal width);
qreal height() const;
void setHeight(qreal height);
Qt::Alignment alignment() const;
void setAlignment(Qt::Alignment alignment);
QMarginsF margins() const;
void setMargins(const QMarginsF &margins);
bool fillWidth() const;
void setFillWidth(bool fill);
bool fillHeight() const;
void setFillHeight(bool fill);
signals:
void itemChanged();
void xChanged();
void yChanged();
void widthChanged();
void heightChanged();
void alignmentChanged();
void marginsChanged();
void fillWidthChanged();
void fillHeightChanged();
private:
QPointer<QQuickItem> m_item;
Qt::Alignment m_alignment = Qt::AlignLeft | Qt::AlignVCenter;
QMarginsF m_margins;
bool m_fillWidth = false;
bool m_fillHeight = false;
qreal m_x = 0;
qreal m_y = 0;
qreal m_width = 0;
qreal m_height = 0;
};
class QQStyleKitLayout : public QObject
{
Q_OBJECT
Q_PROPERTY(QQuickItem *container READ container WRITE setContainer NOTIFY containerChanged FINAL)
Q_PROPERTY(QQmlListProperty<QQStyleKitLayoutItem> layoutItems READ layoutItems NOTIFY layoutItemsChanged FINAL)
Q_PROPERTY(QMarginsF padding READ padding NOTIFY paddingChanged FINAL)
Q_PROPERTY(QMarginsF contentMargins READ contentMargins WRITE setContentMargins NOTIFY contentMarginsChanged FINAL)
Q_PROPERTY(qreal spacing READ spacing WRITE setSpacing NOTIFY spacingChanged FINAL)
Q_PROPERTY(bool mirrored READ isMirrored WRITE setMirrored NOTIFY mirroredChanged FINAL)
Q_PROPERTY(qreal implicitWidth READ implicitWidth NOTIFY implicitWidthChanged FINAL)
Q_PROPERTY(qreal implicitHeight READ implicitHeight NOTIFY implicitHeightChanged FINAL)
Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled NOTIFY enabledChanged FINAL)
Q_CLASSINFO("DefaultProperty", "layoutItems")
QML_NAMED_ELEMENT(StyleKitLayout)
public:
QQStyleKitLayout(QObject *parent = nullptr);
QQuickItem *container() const;
void setContainer(QQuickItem *item);
QQmlListProperty<QQStyleKitLayoutItem> layoutItems();
QMarginsF padding() const;
QMarginsF contentMargins() const;
void setContentMargins(const QMarginsF &margins);
qreal spacing() const;
void setSpacing(qreal spacing);
bool isMirrored() const;
void setMirrored(bool mirrored);
qreal implicitWidth() const;
qreal implicitHeight() const;
void setImplicitWidth(qreal width);
void setImplicitHeight(qreal height);
bool isEnabled() const;
void setEnabled(bool enabled);
signals:
void containerChanged();
void layoutItemsChanged();
void layoutChanged();
void paddingChanged();
void contentMarginsChanged();
void spacingChanged();
void mirroredChanged();
void implicitWidthChanged();
void implicitHeightChanged();
void enabledChanged();
private:
void updateLayout();
void scheduleUpdate();
static void layoutItem_append(QQmlListProperty<QQStyleKitLayoutItem> *list, QQStyleKitLayoutItem *item);
static qsizetype layoutItem_count(QQmlListProperty<QQStyleKitLayoutItem> *list);
static QQStyleKitLayoutItem *layoutItem_at(QQmlListProperty<QQStyleKitLayoutItem> *list, qsizetype index);
static void layoutItem_clear(QQmlListProperty<QQStyleKitLayoutItem> *list);
QPointer<QQuickItem> m_container;
QList<QQStyleKitLayoutItem *> m_layoutItems;
QMarginsF m_contentMargins;
QMarginsF m_padding;
qreal m_spacing = 0;
qreal m_implicitWidth = 0;;
qreal m_implicitHeight = 0;
bool m_mirrored: 1;
bool m_enabled: 1;
bool m_updatingLayout: 1;
QTimer m_updateTimer;
};
QT_END_NAMESPACE
#endif // QQUICKUNIFIEDLAYOUT_H
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