FlowLayout.h

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#pragma once
 
#include "MantidQtWidgets/Common/DllOption.h"
#include <QLayout>
#include <QRect>
#include <QStyle>
#include <QWidgetItem>
 
namespace MantidQt {
namespace API {
class EXPORT_OPT_MANTIDQT_COMMON FlowLayout : public QLayout {
public:
  FlowLayout(QWidget *parent, int margin = -1, int hSpacing = -1, int vSpacing = -1);
  FlowLayout(int margin = -1, int hSpacing = -1, int vSpacing = -1);
  ~FlowLayout() override;
 
  void addItem(QLayoutItem *item) override;
  int horizontalSpacing() const;
  int verticalSpacing() const;
  Qt::Orientations expandingDirections() const override;
  bool hasHeightForWidth() const override;
  int heightForWidth(int /*unused*/) const override;
  int count() const override;
  QLayoutItem *itemAt(int index) const override;
  QSize minimumSize() const override;
  void setGeometry(const QRect &rect) override;
  QSize sizeHint() const override;
  QLayoutItem *takeAt(int index) override;
 
private:
  int doLayout(const QRect &rect, bool testOnly) const;
  int smartSpacing(QStyle::PixelMetric pm) const;
 
  QList<QLayoutItem *> itemList;
  int m_hSpace;
  int m_vSpace;
};
} // namespace API
} // namespace MantidQt