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#ifndef SETTINGSWIDGET_H
#define SETTINGSWIDGET_H

#include <QScrollArea>

QT_BEGIN_NAMESPACE
class QScroller;
class QGridLayout;
class QSpinBox;
class QComboBox;
class QCheckBox;
class QPlainTextEdit;
QT_END_NAMESPACE

class MetricItemUpdater;
class SnapOverlay;

class SettingsWidget : public QScrollArea
{
    Q_OBJECT

public:
    SettingsWidget(bool smallscreen = false);

    void setScroller(QWidget *widget);

protected:
    bool eventFilter(QObject *, QEvent *);

private slots:
    void scrollTo();
    void snapModeChanged(int);
    void snapPositionsChanged();

private:
    enum SnapMode {
        NoSnap,
        SnapToInterval,
        SnapToList
    };

    void addToGrid(QGridLayout *grid, QWidget *label, int widgetCount, ...);
    QList<qreal> toPositionList(QPlainTextEdit *list, int vmin, int vmax);
    void updateScrollRanges();

    QWidget *m_widget;
    QSpinBox *m_scrollx, *m_scrolly, *m_scrolltime;
    QList<MetricItemUpdater *> m_metrics;

    SnapMode m_snapxmode;
    QComboBox *m_snapx;
    QWidget *m_snapxinterval;
    QPlainTextEdit *m_snapxlist;
    QSpinBox *m_snapxfirst;
    QSpinBox *m_snapxstep;

    SnapMode m_snapymode;
    QComboBox *m_snapy;
    QWidget *m_snapyinterval;
    QPlainTextEdit *m_snapylist;
    QSpinBox *m_snapyfirst;
    QSpinBox *m_snapystep;
    SnapOverlay *m_snapoverlay;

    bool m_smallscreen;
};

#endif