transmission/qt/favicon.h

62 lines
1.1 KiB
C++

/*
* This file Copyright (C) 2012-2014 Mnemosyne LLC
*
* It may be used under the GNU GPL versions 2 or 3
* or any future license endorsed by Mnemosyne LLC.
*
* $Id$
*/
#ifndef FAVICON_CACHE_H
#define FAVICON_CACHE_H
class QNetworkAccessManager;
class QNetworkReply;
class QUrl;
#include <QMap>
#include <QString>
#include <QObject>
#include <QPixmap>
class Favicons: public QObject
{
Q_OBJECT;
public:
static QString getHost( const QUrl& url );
public:
Favicons();
virtual ~Favicons();
// returns a cached pixmap, or a NULL pixmap if there's no match in the cache
QPixmap find (const QUrl& url);
// returns a cached pixmap, or a NULL pixmap if there's no match in the cache
QPixmap findFromHost (const QString& host);
// this will emit a signal when (if) the icon becomes ready
void add (const QUrl& url);
signals:
void pixmapReady (const QString& host);
private:
QNetworkAccessManager * myNAM;
QMap<QString,QPixmap> myPixmaps;
QString getCacheDir ();
void ensureCacheDirHasBeenScanned ();
private slots:
void onRequestFinished (QNetworkReply * reply);
};
#endif