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// Copyright (C) 2016 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 QBOXLAYOUT_H
#define QBOXLAYOUT_H
#include <QtWidgets/qtwidgetsglobal.h>
#include <QtWidgets/qlayout.h>
#ifdef QT_INCLUDE_COMPAT
#include <QtWidgets/qwidget.h>
#endif
#include <limits.h>
QT_BEGIN_NAMESPACE
class QBoxLayoutPrivate;
class Q_WIDGETS_EXPORT QBoxLayout : public QLayout
{
Q_OBJECT
Q_DECLARE_PRIVATE(QBoxLayout)
public:
enum Direction { LeftToRight, RightToLeft, TopToBottom, BottomToTop,
Down = TopToBottom, Up = BottomToTop };
explicit QBoxLayout(Direction, QWidget *parent = nullptr);
~QBoxLayout();
Direction direction() const;
void setDirection(Direction);
void addSpacing(int size);
void addStretch(int stretch = 0);
void addSpacerItem(QSpacerItem *spacerItem);
void addWidget(QWidget *, int stretch = 0, Qt::Alignment alignment = Qt::Alignment());
void addLayout(QLayout *layout, int stretch = 0);
void addStrut(int);
void addItem(QLayoutItem *) override;
void insertSpacing(int index, int size);
void insertStretch(int index, int stretch = 0);
void insertSpacerItem(int index, QSpacerItem *spacerItem);
void insertWidget(int index, QWidget *widget, int stretch = 0, Qt::Alignment alignment = Qt::Alignment());
void insertLayout(int index, QLayout *layout, int stretch = 0);
void insertItem(int index, QLayoutItem *);
int spacing() const override;
void setSpacing(int spacing) override;
bool setStretchFactor(QWidget *w, int stretch);
bool setStretchFactor(QLayout *l, int stretch);
void setStretch(int index, int stretch);
int stretch(int index) const;
QSize sizeHint() const override;
QSize minimumSize() const override;
QSize maximumSize() const override;
bool hasHeightForWidth() const override;
int heightForWidth(int) const override;
int minimumHeightForWidth(int) const override;
Qt::Orientations expandingDirections() const override;
void invalidate() override;
QLayoutItem *itemAt(int) const override;
QLayoutItem *takeAt(int) override;
int count() const override;
void setGeometry(const QRect&) override;
private:
Q_DISABLE_COPY(QBoxLayout)
};
class Q_WIDGETS_EXPORT QHBoxLayout : public QBoxLayout
{
Q_OBJECT
public:
QHBoxLayout();
explicit QHBoxLayout(QWidget *parent);
~QHBoxLayout();
private:
Q_DISABLE_COPY(QHBoxLayout)
};
class Q_WIDGETS_EXPORT QVBoxLayout : public QBoxLayout
{
Q_OBJECT
public:
QVBoxLayout();
explicit QVBoxLayout(QWidget *parent);
~QVBoxLayout();
private:
Q_DISABLE_COPY(QVBoxLayout)
};
QT_END_NAMESPACE
#endif // QBOXLAYOUT_H
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