142 lines
4.4 KiB
C++
142 lines
4.4 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the QtWidgets module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL3 included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 2.0 or (at your option) the GNU General
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** Public license version 3 or any later version approved by the KDE Free
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** Qt Foundation. The licenses are as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-2.0.html and
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** https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QBOXLAYOUT_H
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#define QBOXLAYOUT_H
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#include <QtWidgets/qtwidgetsglobal.h>
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#include <QtWidgets/qlayout.h>
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#ifdef QT_INCLUDE_COMPAT
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#include <QtWidgets/qwidget.h>
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#endif
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#include <limits.h>
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QT_BEGIN_NAMESPACE
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class QBoxLayoutPrivate;
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class Q_WIDGETS_EXPORT QBoxLayout : public QLayout
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{
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Q_OBJECT
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Q_DECLARE_PRIVATE(QBoxLayout)
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public:
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enum Direction { LeftToRight, RightToLeft, TopToBottom, BottomToTop,
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Down = TopToBottom, Up = BottomToTop };
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explicit QBoxLayout(Direction, QWidget *parent = nullptr);
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~QBoxLayout();
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Direction direction() const;
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void setDirection(Direction);
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void addSpacing(int size);
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void addStretch(int stretch = 0);
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void addSpacerItem(QSpacerItem *spacerItem);
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void addWidget(QWidget *, int stretch = 0, Qt::Alignment alignment = Qt::Alignment());
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void addLayout(QLayout *layout, int stretch = 0);
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void addStrut(int);
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void addItem(QLayoutItem *) override;
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void insertSpacing(int index, int size);
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void insertStretch(int index, int stretch = 0);
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void insertSpacerItem(int index, QSpacerItem *spacerItem);
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void insertWidget(int index, QWidget *widget, int stretch = 0, Qt::Alignment alignment = Qt::Alignment());
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void insertLayout(int index, QLayout *layout, int stretch = 0);
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void insertItem(int index, QLayoutItem *);
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int spacing() const override;
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void setSpacing(int spacing) override;
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bool setStretchFactor(QWidget *w, int stretch);
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bool setStretchFactor(QLayout *l, int stretch);
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void setStretch(int index, int stretch);
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int stretch(int index) const;
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QSize sizeHint() const override;
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QSize minimumSize() const override;
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QSize maximumSize() const override;
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bool hasHeightForWidth() const override;
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int heightForWidth(int) const override;
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int minimumHeightForWidth(int) const override;
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Qt::Orientations expandingDirections() const override;
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void invalidate() override;
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QLayoutItem *itemAt(int) const override;
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QLayoutItem *takeAt(int) override;
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int count() const override;
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void setGeometry(const QRect&) override;
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private:
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Q_DISABLE_COPY(QBoxLayout)
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};
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class Q_WIDGETS_EXPORT QHBoxLayout : public QBoxLayout
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{
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Q_OBJECT
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public:
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QHBoxLayout();
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explicit QHBoxLayout(QWidget *parent);
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~QHBoxLayout();
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private:
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Q_DISABLE_COPY(QHBoxLayout)
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};
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class Q_WIDGETS_EXPORT QVBoxLayout : public QBoxLayout
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{
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Q_OBJECT
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public:
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QVBoxLayout();
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explicit QVBoxLayout(QWidget *parent);
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~QVBoxLayout();
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private:
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Q_DISABLE_COPY(QVBoxLayout)
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};
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QT_END_NAMESPACE
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#endif // QBOXLAYOUT_H
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