55 lines
1.0 KiB
C++
55 lines
1.0 KiB
C++
#ifndef ALBUMCOVERFETCHER_H
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#define ALBUMCOVERFETCHER_H
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#include <QImage>
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#include <QMap>
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#include <QNetworkAccessManager>
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#include <QObject>
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#include <QQueue>
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#include <lastfm/Album>
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#include <boost/scoped_ptr.hpp>
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class QNetworkReply;
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class QString;
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class AlbumCoverFetcher : public QObject {
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Q_OBJECT
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public:
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AlbumCoverFetcher(QNetworkAccessManager* network, QObject* parent = 0);
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virtual ~AlbumCoverFetcher() {}
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static const int kMaxConcurrentRequests;
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quint64 FetchAlbumCover(const QString& artist, const QString& album);
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void Clear();
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signals:
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void AlbumCoverFetched(quint64, const QImage& cover);
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private slots:
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void AlbumGetInfoFinished();
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void AlbumCoverFetchFinished();
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void StartRequests();
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private:
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struct QueuedRequest {
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quint64 id;
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QString artist;
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QString album;
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};
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QNetworkAccessManager* network_;
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quint64 next_id_;
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QQueue<QueuedRequest> queued_requests_;
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QMap<QNetworkReply*, quint64> active_requests_;
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QTimer* request_starter_;
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};
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#endif // ALBUMCOVERFETCHER_H
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