Client OPDS per Calibre Web (Sailfish OS): core C++ testato, UI Silica, packaging RPM

src/downloader.h

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+#ifndef DOWNLOADER_H
+#define DOWNLOADER_H
+
+#include <QHash>
+#include <QNetworkAccessManager>
+#include <QObject>
+
+class QFile;
+class QNetworkReply;
+class Settings;
+
+// Download di file (libri) con segnali di progresso.
+// Supporta più download concorrenti.
+class Downloader : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit Downloader(Settings *settings, QObject *parent = 0);
+
+    Q_INVOKABLE void download(const QString &url, const QString &destPath);
+
+signals:
+    void progress(qint64 received, qint64 total, const QString &path);
+    void finished(const QString &path, bool ok, const QString &error);
+
+private:
+    Settings *m_settings;
+    QNetworkAccessManager m_nam;
+    QHash<QNetworkReply *, QFile *> m_files;
+    QHash<QNetworkReply *, QString> m_paths;
+};
+
+#endif // DOWNLOADER_H