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#ifndef CURSORNAVIGATION_H
#define CURSORNAVIGATION_H
#include "cursornavigationattached.h"
#include "inputtypes.h"
#include "inputadapter.h"
#include "spatialnavigation360.h"
#include "spatialnavigation4dir.h"
#include <QObject>
#include <qqml.h>
#include <QStack>
class QQuickItem;
class CursorNavigation : public QObject
{
Q_OBJECT
public:
CursorNavigation(QQuickWindow *parent);
//move the cursor
void move(qreal angle, qreal tolerance, bool discrete);
void move(const QVector2D& vector, qreal tolerance, bool discrete);
//find the next item without moving the cursor
CursorNavigationAttached *find(qreal angle, qreal tolerance, bool discrete);
CursorNavigationAttached *find(const QVector2D& vector, qreal tolerance, bool discrete);
void action(Action action);
static CursorNavigationAttached *qmlAttachedProperties(QObject *object);
static CursorNavigation *cursorNavigationForWindow(QQuickWindow *window);
static CursorNavigationAttached *cursorNavigationAttachment(QQuickItem *item);
private:
void setCursorOnItem(CursorNavigationAttached *item);
void onActiveFocusItemChanged();
void registerItem(CursorNavigationAttached* item);
void unregisterItem(CursorNavigationAttached* item);
void _move(qreal angle, qreal tolerance, bool discrete);
CursorNavigationAttached *_find(qreal angle, qreal tolerance, bool discrete);
CursorNavigationAttached *defaultItem();
private:
static const char windowPropertyName[];
QQuickWindow *m_window;
InputAdapter m_inputAdapter;
CursorNavigationAttached *m_currentItem; //item that currently has the cursor
SpatialNavigation360 m_navigation360;
SpatialNavigation4Dir m_navigation4Dir;
//a root item that is not tied to any actual QQuickItem
CursorNavigationAttached *m_rootItem;
friend class CursorNavigationAttached;
};
QML_DECLARE_TYPEINFO(CursorNavigation, QML_HAS_ATTACHED_PROPERTIES)
#endif // CURSORNAVIGATION_H
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