/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: http://www.qt-project.org/
**
**
** 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.
**
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** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** Other Usage
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**************************************************************************/

#ifndef SEARCHWIDGET_H
#define SEARCHWIDGET_H

#include <QFutureInterface>
#include <QFutureWatcher>

#include <QWidget>

QT_BEGIN_NAMESPACE
class QHelpSearchEngine;
class QHelpSearchResultWidget;
class QMouseEvent;
class QUrl;
QT_END_NAMESPACE

namespace Help {
namespace Internal {

class SearchWidget : public QWidget
{
    Q_OBJECT

public:
    SearchWidget();
    ~SearchWidget();

    void zoomIn();
    void zoomOut();
    void resetZoom();

signals:
    void linkActivated(const QUrl &link);

protected:
    void showEvent(QShowEvent *event);

private slots:
    void search() const;

    void searchingStarted();
    void searchingFinished(int hits);

    void indexingStarted();
    void indexingFinished();

private:
    bool eventFilter(QObject* o, QEvent *e);
    void contextMenuEvent(QContextMenuEvent *contextMenuEvent);

private:
    int zoomCount;

    QFutureWatcher<void> m_watcher;
    QFutureInterface<void> *m_progress;

    QHelpSearchEngine *searchEngine;
    QHelpSearchResultWidget *resultWidget;
};

} // namespace Internal
} // namespace Help

#endif // SEARCHWIDGET_H