Application: Use shared pointers

Fixes #1239

src/scrobbler/scrobblersettings.h

@@ -0,0 +1,81 @@
+/*
+ * Strawberry Music Player
+ * Copyright 2018-2023, Jonas Kvinge <jonas@jkvinge.net>
+ *
+ * Strawberry 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Strawberry is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Strawberry.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef SCROBBLERSETTINGS_H
+#define SCROBBLERSETTINGS_H
+
+#include "config.h"
+
+#include <QtGlobal>
+#include <QObject>
+#include <QList>
+#include <QString>
+
+#include "core/song.h"
+
+class Application;
+class Song;
+
+class ScrobblerSettings : public QObject {
+  Q_OBJECT
+
+ public:
+  explicit ScrobblerSettings(Application *app, QObject *parent = nullptr);
+
+  void ReloadSettings();
+
+  bool enabled() const { return enabled_; }
+  bool offline() const { return offline_; }
+  bool scrobble_button() const { return scrobble_button_; }
+  bool love_button() const { return love_button_; }
+  int submit_delay() const { return submit_delay_; }
+  bool prefer_albumartist() const { return prefer_albumartist_; }
+  bool show_error_dialog() const { return show_error_dialog_; }
+  QList<Song::Source> sources() const { return sources_; }
+
+  void ShowConfig();
+
+ public slots:
+  void ToggleScrobbling();
+  void ToggleOffline();
+  void ErrorReceived(const QString &error);
+
+ signals:
+  void ErrorMessage(const QString &error);
+  void ScrobblingEnabledChanged(const bool value);
+  void ScrobblingOfflineChanged(const bool value);
+  void ScrobbleButtonVisibilityChanged(const bool value);
+  void LoveButtonVisibilityChanged(const bool value);
+
+ private:
+  Application *app_;
+
+  bool enabled_;
+  bool offline_;
+  bool scrobble_button_;
+  bool love_button_;
+  int submit_delay_;
+  bool prefer_albumartist_;
+  bool show_error_dialog_;
+  QList<Song::Source> sources_;
+
+  Q_DISABLE_COPY(ScrobblerSettings)
+};
+
+#endif  // SCROBBLERSETTINGS_H