#ifndef VISUALIZATIONDRAGDROPCONTAINER_H
#define VISUALIZATIONDRAGDROPCONTAINER_H

#include <QWidget>
#include <QVBoxLayout>
#include <QMimeData>
#include <Common/spimpl.h>

class VisualizationDragWidget;

class VisualizationDragDropContainer : public QWidget
{
    Q_OBJECT

signals:
    void dropOccured(int dropIndex, const QMimeData* mimeData);

public:
    VisualizationDragDropContainer(QWidget* parent = nullptr);

    void addDragWidget(VisualizationDragWidget* dragWidget);
    void insertDragWidget(int index, VisualizationDragWidget* dragWidget);

    void setAcceptedMimeTypes(const QStringList& mimeTypes);
    void setMergeAllowedMimeTypes(const QStringList& mimeTypes);

    int countDragWidget() const;

protected:
    void dragEnterEvent(QDragEnterEvent *event);
    void dragLeaveEvent(QDragLeaveEvent *event);
    void dragMoveEvent(QDragMoveEvent *event);
    void dropEvent(QDropEvent *event);

private:


    class VisualizationDragDropContainerPrivate;
    spimpl::unique_impl_ptr<VisualizationDragDropContainerPrivate> impl;

private slots:
    void startDrag(VisualizationDragWidget* dragWidget, const QPoint& dragPosition);
};

#endif // VISUALIZATIONDRAGDROPCONTAINER_H