#ifndef PACKSPAGE_H
#define PACKSPAGE_H

#include <QWidget>
#include <QAbstractListModel>
#include <QModelIndex>
#include <QListView>
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QGridLayout>

#include "DictionaryOptionsDialog.h"
#include "PackFieldsView.h"

class CardSideView;
class Dictionary;
class PacksListModel;
class UnusedFieldsListModel;

class PacksPage : public QWidget
{
    Q_OBJECT
public:
    PacksPage( DictionaryOptionsDialog* aParent );
    ~PacksPage();

public slots:
    void moveItemsUpDown();
    void removeFields();
    void addFields();
    void addPack();
    void removePacks();
    void renamePack();

private:
    void createPacksList();
    void createPackFieldsList();
    void createUnusedFieldsList();
    void createPackPreview();

private slots:
    void updatePreviewForPack();    
    void updateUsesExactAnswer(const QModelIndex& index);
    void updatePackUsesExactAnswer(int state);

private:
    DictionaryOptionsDialog* m_parent;

    // Models
    PacksListModel* m_packsListModel;
    QAbstractListModel* m_packFieldsListModel;
    UnusedFieldsListModel* m_unusedFieldsListModel;
    int m_curPack;

    // List views
    PackFieldsView* m_packsListView;
    PackFieldsView* m_fieldsListView;
    PackFieldsView* m_unusedFieldsListView;
    QCheckBox* usesExactAnswerBox;
    CardSideView* m_qstPreview;
    CardSideView* m_ansPreview;

    // Layouts
    QGridLayout* m_packsListLt;
    QGridLayout* m_fieldsListLt;
    QGridLayout* m_unusedFieldsListLt;
    QVBoxLayout* m_previewLt;
};

#endif