File indexing completed on 2024-04-28 08:44:55 

0001 /*
0002     SPDX-FileCopyrightText: 2013 Digia Plc and /or its subsidiary(-ies) <http://www.qt-project.org/legal>
0003     SPDX-License-Identifier: BSD-3-Clause
0004     This file is part of the examples of the Qt Toolkit.
0005 */
0006 
0007 #pragma once
0008 
0009 #include <QLayout>
0010 #include <QRect>
0011 #include <QStyle>
0012 #include <QMutex>
0013 
0014 class FlowLayout : public QLayout
0015 {
0016 public:
0017     explicit FlowLayout(QWidget *parent, int margin = -1, int hSpacing = -1, int vSpacing = -1);
0018     explicit FlowLayout(int margin = -1, int hSpacing = -1, int vSpacing = -1);
0019     ~FlowLayout() override;
0020 
0021     void addItem(QLayoutItem *item) override;
0022     int horizontalSpacing() const;
0023     int verticalSpacing() const;
0024     Qt::Orientations expandingDirections() const override;
0025     bool hasHeightForWidth() const override;
0026     int heightForWidth(int) const override;
0027     int count() const override;
0028     QLayoutItem *itemAt(int index) const override;
0029     QSize minimumSize() const override;
0030     void setGeometry(const QRect &rect) override;
0031     QSize sizeHint() const override;
0032     QLayoutItem *takeAt(int index) override;
0033     int miniHeight() const;
0034 
0035 private:
0036     int doLayout(const QRect &rect, bool testOnly) const;
0037     int smartSpacing(QStyle::PixelMetric pm) const;
0038     QList<QLayoutItem *> m_itemList;
0039     int m_hSpace;
0040     int m_vSpace;
0041 
0042 protected:
0043     mutable  QSize m_minimumSize;
0044 };