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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Qt Software Information (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
**
**************************************************************************/
#ifndef FILEICONPROVIDER_H
#define FILEICONPROVIDER_H
#include <coreplugin/core_global.h>
#include <QtCore/QFileInfo>
#include <QtCore/QPair>
#include <QtGui/QFileIconProvider>
#include <QtGui/QIcon>
#include <QtGui/QStyle>
namespace Core {
class CORE_EXPORT FileIconProvider {
public:
~FileIconProvider(); // used to clear the cache
QIcon icon(const QFileInfo &fileInfo);
QPixmap overlayIcon(QStyle::StandardPixmap baseIcon, const QIcon &overlayIcon, const QSize &size) const;
void registerIconOverlayForSuffix(const QIcon &icon, const QString &suffix);
static FileIconProvider *instance();
private:
QIcon iconForSuffix(const QString &suffix) const;
// mapping of file ending to icon
// TODO: Check if this is really faster than a QHash
mutable QList<QPair<QString, QIcon> > m_cache;
QFileIconProvider m_systemIconProvider;
QIcon m_unknownFileIcon;
// singleton pattern
FileIconProvider();
static FileIconProvider *m_instance;
};
} // namespace Core
#endif // FILEICONPROVIDER_H
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