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** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
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#ifndef TYPINGSETTINGS_H
#define TYPINGSETTINGS_H

#include "texteditor_global.h"

#include <QVariant>
#include <QTextBlock>

QT_BEGIN_NAMESPACE
class QSettings;
QT_END_NAMESPACE

namespace TextEditor {

class TEXTEDITOR_EXPORT TypingSettings
{
public:
    // This enum must match the indexes of tabKeyBehavior widget
    enum TabKeyBehavior {
        TabNeverIndents = 0,
        TabAlwaysIndents = 1,
        TabLeadingWhitespaceIndents = 2
    };

    // This enum must match the indexes of smartBackspaceBehavior widget
    enum SmartBackspaceBehavior {
        BackspaceNeverIndents = 0,
        BackspaceFollowsPreviousIndents = 1,
        BackspaceUnindents = 2
    };

    TypingSettings();

    bool tabShouldIndent(const QTextDocument *document, QTextCursor cursor, int *suggestedPosition) const;

    void toSettings(const QString &category, QSettings *s) const;
    void fromSettings(const QString &category, const QSettings *s);

    void toMap(const QString &prefix, QVariantMap *map) const;
    void fromMap(const QString &prefix, const QVariantMap &map);

    bool equals(const TypingSettings &ts) const;

    bool m_autoIndent;
    TabKeyBehavior m_tabKeyBehavior;
    SmartBackspaceBehavior m_smartBackspaceBehavior;
};

inline bool operator==(const TypingSettings &t1, const TypingSettings &t2) { return t1.equals(t2); }
inline bool operator!=(const TypingSettings &t1, const TypingSettings &t2) { return !t1.equals(t2); }

} // namespace TextEditor

Q_DECLARE_METATYPE(TextEditor::TypingSettings)

#endif // TYPINGSETTINGS_H