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

**

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

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the tools applications of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, 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 qt-info@nokia.com.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

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

#ifndef ABSTRACTFINDWIDGET_H

#define ABSTRACTFINDWIDGET_H

#include <QtGui/QIcon>

#include <QtGui/QWidget>

QT_BEGIN_NAMESPACE

class QCheckBox;

class QEvent;

class QKeyEvent;

class QLabel;

class QLineEdit;

class QObject;

class QToolButton;

class AbstractFindWidget : public QWidget

{

    Q_OBJECT

public:

    enum FindFlag {

        /// Use a layout that is roughly half as wide and twice as high as the regular one.

        NarrowLayout = 1,

        /// Do not show the "Whole words" checkbox.

        NoWholeWords = 2,

        /// Do not show the "Case sensitive" checkbox.

        NoCaseSensitive = 4

    };

    Q_DECLARE_FLAGS(FindFlags, FindFlag)

    explicit AbstractFindWidget(FindFlags flags = FindFlags(), QWidget *parent = 0);

    virtual ~AbstractFindWidget();

    bool eventFilter(QObject *object, QEvent *e);

    static QIcon findIconSet();

public slots:

    void activate();

    virtual void deactivate();

    void findNext();

    void findPrevious();

    void findCurrentText();

protected:

    void keyPressEvent(QKeyEvent *event);

private slots:

    void updateButtons();

protected:

    virtual void find(const QString &textToFind, bool skipCurrent, bool backward, bool *found, bool *wrapped) = 0;

    bool caseSensitive() const;

    bool wholeWords() const;

private:

    void findInternal(const QString &textToFind, bool skipCurrent, bool backward);

    QLineEdit *m_editFind;

    QLabel *m_labelWrapped;

    QToolButton *m_toolNext;

    QToolButton *m_toolClose;

    QToolButton *m_toolPrevious;

    QCheckBox *m_checkCase;

    QCheckBox *m_checkWholeWords;

};

Q_DECLARE_OPERATORS_FOR_FLAGS(AbstractFindWidget::FindFlags)

QT_END_NAMESPACE

#endif  // ABSTRACTFINDWIDGET_H