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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
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** This file is part of Qt Creator.
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** 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
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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
