first re-commit.

swusbcontrol.h

@@ -0,0 +1,65 @@
+/***************************************************************************
+
+    source::worx raDIYo
+    Copyright © 2020-2022 c.holzheuer
+    chris@sourceworx.org
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+***************************************************************************/
+
+
+#ifndef SWUSBControlCONTROL_H
+#define SWUSBControlCONTROL_H
+
+
+#include <QFileSystemWatcher>
+#include <QDirIterator>
+#include <QSet>
+
+#include <swsongscontrol.h>
+
+
+/**
+ * @brief Control, das PlayLists von USB-Speichern darstellt.
+ */
+
+class SWUSBControl : public SWSongsControl
+{
+
+    Q_OBJECT
+
+public:
+
+    explicit SWUSBControl( QWidget* parent, QSettings* settings );
+    virtual ~SWUSBControl() = default;
+
+signals:
+
+    void driveMounted(int);
+
+public slots:
+
+    void onItemActivated( QListWidgetItem* item ) override;
+    void onShow() override;
+    void onUSBMount( const QString& path );
+
+protected:
+
+    void showDirs();
+    void fetchDirs();
+    void loadFiles( const QString& fullPath );
+
+    QStringList        _mediaDirs;
+    QString            _mountDir;
+    QString            _currentDir;
+
+    QFileSystemWatcher _watcher;
+
+};
+
+
+#endif // SWUSBControlCONTROL_H