Session: Fix issue #67 by improving error handling

[pulseview.git] / pv / widgets / flowlayout.hpp

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#ifndef PULSEVIEW_PV_WIDGETS_FLOWLAYOUT_HPP
#define PULSEVIEW_PV_WIDGETS_FLOWLAYOUT_HPP

#include <QLayout>
#include <QRect>
#include <QStyle>
#include <QWidgetItem>

class 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();

	void addItem(QLayoutItem *item);
	int horizontalSpacing() const;
	int verticalSpacing() const;
	Qt::Orientations expandingDirections() const;
	bool hasHeightForWidth() const;
	int heightForWidth(int) const;
	int count() const;
	QLayoutItem *itemAt(int index) const;
	QSize minimumSize() const;
	void setGeometry(const QRect &rect);
	QSize sizeHint() const;
	QLayoutItem *takeAt(int index);

private:
	int doLayout(const QRect &rect, bool testOnly) const;
	int smartSpacing(QStyle::PixelMetric pm) const;

	QWidget* m_parent;
	QList<QLayoutItem*> itemList;
	int m_hSpace, m_vSpace;
};

#endif // PULSEVIEW_PV_WIDGETS_FLOWLAYOUT_HPP