/****************************************************************************

**

** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (developer.feedback@nokia.com)

**

** This file is part of the HbWidgets module of the UI Extensions for Mobile.

**

** GNU Lesser General Public License Usage

** This file may be used under the terms of the GNU Lesser General Public

** License version 2.1 as published by the Free Software Foundation and

** appearing in the file LICENSE.LGPL included in the packaging of this file.

** Please review the following information to ensure the GNU Lesser General

** Public License version 2.1 requirements will be met:

** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at developer.feedback@nokia.com.

**

****************************************************************************/

#include <QString>

#include <QTextDocument>

#include <QTextCursor>

#include "hbvalidatorfield.h"

#include "hbvalidatorfield_p.h"

#include "hbvalidator.h"

#include "hbvalidator_p.h"

HbValidatorFieldPrivate::HbValidatorFieldPrivate():

    parent(0),

    validator(0),

    defaultValue(QString()),

    startPosition(0),

    endPosition(0)

{

}

HbValidatorFieldPrivate::~HbValidatorFieldPrivate()

{

}

/*!

    \class HbValidator

    \brief HbValidator provides validation services for inputs for QAbstractEdit derived editors.

*/

/*!

    Constructs a HbValidator object with a /a parent

*/

HbValidatorField::HbValidatorField(HbValidator* parent) :

    d_ptr(new HbValidatorFieldPrivate())

{

    Q_D(HbValidatorField);

    d->q_ptr = this;

    d->parent = parent;

}

/*!

    Destructor

*/

HbValidatorField::~HbValidatorField()

{

    Q_D(HbValidatorField);

    delete d;

}

void HbValidatorField::setQValidator(QValidator *validator)

{

    Q_D(HbValidatorField);

    d->validator = validator;

}

/*!

    Validates the content, and cursor position.

    Can alter the content of the document, and cursor parameters.

 */

QValidator::State HbValidatorField::validate(QTextDocument* doc, QTextCursor& cursor, int changePosition, int changeCharsRemoved, int changeCharsAdded)

{

    Q_D(HbValidatorField);

    Q_UNUSED(cursor);

    Q_UNUSED(changePosition);

    Q_UNUSED(changeCharsRemoved);

    Q_UNUSED(changeCharsAdded);

    int pos = 0;

    QString content = doc->toPlainText();   //TODO check if formating is needed, if yes use QTextCursor

    QString fieldText = content.mid(startPosition(), length());

    QValidator::State state = d->validator->validate(fieldText, pos);

    return state;

}

void HbValidatorField::validateCursorPosition(const QTextCursor &oldCursor, QTextCursor& newCursor)

{

    Q_UNUSED(oldCursor)

    Q_UNUSED(newCursor)

}

void HbValidatorField::setDefaultValue(QString value)

{

    Q_D(HbValidatorField);

    d->defaultValue = value;

}

QString HbValidatorField::defaultValue() const

{

    Q_D(const HbValidatorField);

    return d->defaultValue;

}

/*! Returns the type of the field. There are two kinds of fields: editable fields and separators.

    \sa fieldType

 */

void HbValidatorField::setFieldType(FieldType type)

{

    Q_D(HbValidatorField);

    d->type = type;

}

/*! Returns the type of the field. There are two kinds of fields: editable fields and separators.

    \sa setFieldType

 */

HbValidatorField::FieldType HbValidatorField::fieldType() const

{

    Q_D(const HbValidatorField);

    return d->type;

}

/*! Sets the position of this field.

    \sa startPosition

 */

void HbValidatorField::setStartPosition(int startPosition)

{

    Q_D(HbValidatorField);

    d->startPosition = startPosition;

}

/*! Returns the start position of the field in the document.

    \sa setStartPosition

 */

int HbValidatorField::startPosition() const

{

    Q_D(const HbValidatorField);

    return d->startPosition;

}

/*! Sets the end position of this field.

    \sa endPosition

 */

void HbValidatorField::setEndPosition(int endPosition)

{

    Q_D(HbValidatorField);

    d->endPosition = endPosition;

}

/*! Returns the end position of the field in the document.

    \sa setEndPosition

 */

int HbValidatorField::endPosition() const

{

    Q_D(const HbValidatorField);

    return d->endPosition;

}

/*! Returns the length of the field.

 */

int HbValidatorField::length() const

{

    Q_D(const HbValidatorField);

    return d->endPosition - d->startPosition;

}