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#ifndef Q3DATABROWSER_H

#define Q3DATABROWSER_H

#include <QtGui/qwidget.h>

#include <QtCore/qstring.h>

#include <QtCore/qstringlist.h>

#include <QtSql/qsql.h>

#include <QtSql/qsqlindex.h>

#include <Qt3Support/q3sqlcursor.h>

#include <QtSql/qsqlerror.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Qt3Support)

#ifndef QT_NO_SQL_VIEW_WIDGETS

class Q3SqlForm;

class Q3DataBrowserPrivate;

class Q_COMPAT_EXPORT Q3DataBrowser : public QWidget

{

    Q_OBJECT

    Q_PROPERTY(bool boundaryChecking READ boundaryChecking WRITE setBoundaryChecking)

    Q_PROPERTY(QString filter READ filter WRITE setFilter)

    Q_PROPERTY(QStringList sort READ sort WRITE setSort)

    Q_PROPERTY(bool confirmEdits READ confirmEdits WRITE setConfirmEdits)

    Q_PROPERTY(bool confirmInsert READ confirmInsert WRITE setConfirmInsert)

    Q_PROPERTY(bool confirmUpdate READ confirmUpdate WRITE setConfirmUpdate)

    Q_PROPERTY(bool confirmDelete READ confirmDelete WRITE setConfirmDelete)

    Q_PROPERTY(bool confirmCancels READ confirmCancels WRITE setConfirmCancels)

    Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly)

    Q_PROPERTY(bool autoEdit READ autoEdit WRITE setAutoEdit)

public:

    Q3DataBrowser(QWidget* parent=0, const char* name=0, Qt::WindowFlags fl = 0);

    ~Q3DataBrowser();

    enum Boundary {

        Unknown,

        None,

        BeforeBeginning,

        Beginning,

        End,

        AfterEnd

    };

    Boundary boundary();

    void setBoundaryChecking(bool active);

    bool boundaryChecking() const;

    void setSort(const QSqlIndex& sort);

    void setSort(const QStringList& sort);

    QStringList  sort() const;

    void setFilter(const QString& filter);

    QString filter() const;

    virtual void setSqlCursor(Q3SqlCursor* cursor, bool autoDelete = false);

    Q3SqlCursor* sqlCursor() const;

    virtual void setForm(Q3SqlForm* form);

    Q3SqlForm* form();

    virtual void setConfirmEdits(bool confirm);

    virtual void setConfirmInsert(bool confirm);

    virtual void setConfirmUpdate(bool confirm);

    virtual void setConfirmDelete(bool confirm);

    virtual void setConfirmCancels(bool confirm);

    bool confirmEdits() const;

    bool confirmInsert() const;

    bool confirmUpdate() const;

    bool confirmDelete() const;

    bool confirmCancels() const;

    virtual void setReadOnly(bool active);

    bool isReadOnly() const;

    virtual void setAutoEdit(bool autoEdit);

    bool autoEdit() const;

    virtual bool seek(int i, bool relative = false);

Q_SIGNALS:

    void firstRecordAvailable(bool available);

    void lastRecordAvailable(bool available);

    void nextRecordAvailable(bool available);

    void prevRecordAvailable(bool available);

    void currentChanged(const QSqlRecord* record);

    void primeInsert(QSqlRecord* buf);

    void primeUpdate(QSqlRecord* buf);

    void primeDelete(QSqlRecord* buf);

    void beforeInsert(QSqlRecord* buf);

    void beforeUpdate(QSqlRecord* buf);

    void beforeDelete(QSqlRecord* buf);

    void cursorChanged(Q3SqlCursor::Mode mode);

public Q_SLOTS:

    virtual void refresh();

    virtual void insert();

    virtual void update();

    virtual void del();

    virtual void first();

    virtual void last();

    virtual void next();

    virtual void prev();

    virtual void readFields();

    virtual void writeFields();

    virtual void clearValues();

    void updateBoundary();

protected:

    virtual bool insertCurrent();

    virtual bool updateCurrent();

    virtual bool deleteCurrent();

    virtual bool currentEdited();

    virtual QSql::Confirm confirmEdit(QSql::Op m);

    virtual QSql::Confirm confirmCancel(QSql::Op m);

    virtual void handleError(const QSqlError& error);

private:

    typedef bool (Q3SqlCursor::*Nav)();

    bool preNav();

    void postNav(bool primeUpd);

    void nav(Nav nav);

    Q3DataBrowserPrivate* d;

    Q_DISABLE_COPY(Q3DataBrowser)

};

#endif // QT_NO_SQL_VIEW_WIDGETS

QT_END_NAMESPACE

QT_END_HEADER

#endif // Q3DATABROWSER_H