Use common classes for Tidal and Deezer

src/internet/internetsearchview.h

@@ -0,0 +1,141 @@
+/*
+ * Strawberry Music Player
+ * This code was part of Clementine (GlobalSearch)
+ * Copyright 2012, David Sansome <me@davidsansome.com>
+ * Copyright 2018, 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 INTERNETSEARCHVIEW_H
+#define INTERNETSEARCHVIEW_H
+
+#include "config.h"
+
+#include <QWidget>
+#include <QObject>
+#include <QTimer>
+#include <QMap>
+#include <QList>
+#include <QString>
+#include <QIcon>
+#include <QPixmap>
+#include <QMimeData>
+#include <QMenu>
+#include <QSortFilterProxyModel>
+#include <QAction>
+#include <QActionGroup>
+#include <QtEvents>
+
+#include "collection/collectionmodel.h"
+#include "settings/settingsdialog.h"
+#include "playlist/playlistmanager.h"
+#include "internetsearch.h"
+//#include "settings/internetsettingspage.h"
+
+class Application;
+class GroupByDialog;
+class InternetSearchModel;
+class Ui_InternetSearchView;
+
+class InternetSearchView : public QWidget {
+  Q_OBJECT
+
+ public:
+  InternetSearchView(Application *app, InternetSearch *engine, QString settings_group, SettingsDialog::Page settings_page, QWidget *parent = nullptr);
+  ~InternetSearchView();
+
+  static const int kSwapModelsTimeoutMsec;
+
+  void LazyLoadArt(const QModelIndex &index);
+
+  void showEvent(QShowEvent *e);
+  void hideEvent(QHideEvent *e);
+  bool eventFilter(QObject *object, QEvent *event);
+
+ public slots:
+  void ReloadSettings();
+  void StartSearch(const QString &query);
+  void FocusSearchField();
+  void OpenSettingsDialog();
+
+signals:
+  void AddToPlaylist(QMimeData *data);
+
+ private slots:
+  void SwapModels();
+  void TextEdited(const QString &text);
+  void UpdateStatus(QString text);
+  void ProgressSetMaximum(int progress);
+  void UpdateProgress(int max);
+  void AddResults(int id, const InternetSearch::ResultList &results);
+  void SearchError(const int id, const QString error);
+  void ArtLoaded(int id, const QPixmap &pixmap);
+
+  void FocusOnFilter(QKeyEvent *event);
+
+  void AddSelectedToPlaylist();
+  void LoadSelected();
+  void OpenSelectedInNewPlaylist();
+  void AddSelectedToPlaylistEnqueue();
+
+  void SearchForThis();
+
+  void SearchBySongsClicked(bool);
+  void SearchByAlbumsClicked(bool);
+  void GroupByClicked(QAction *action);
+  void SetSearchBy(InternetSearch::SearchBy searchby);
+  void SetGroupBy(const CollectionModel::Grouping &g);
+
+ private:
+  MimeData *SelectedMimeData();
+
+  bool SearchKeyEvent(QKeyEvent *event);
+  bool ResultsContextMenuEvent(QContextMenuEvent *event);
+
+  Application *app_;
+  InternetSearch *engine_;
+  QString settings_group_;
+  SettingsDialog::Page settings_page_;
+  Ui_InternetSearchView *ui_;
+  QScopedPointer<GroupByDialog> group_by_dialog_;
+
+  QMenu *context_menu_;
+  QList<QAction*> context_actions_;
+  QActionGroup *group_by_actions_;
+
+  int last_search_id_;
+
+  // Like graphics APIs have a front buffer and a back buffer, there's a front model and a back model
+  // The front model is the one that's shown in the UI and the back model is the one that lies in wait.
+  // current_model_ will point to either the front or the back model.
+  InternetSearchModel *front_model_;
+  InternetSearchModel *back_model_;
+  InternetSearchModel *current_model_;
+
+  QSortFilterProxyModel *front_proxy_;
+  QSortFilterProxyModel *back_proxy_;
+  QSortFilterProxyModel *current_proxy_;
+
+  QMap<int, QModelIndex> art_requests_;
+
+  QTimer *swap_models_timer_;
+
+  InternetSearch::SearchBy searchby_;
+  bool error_;
+
+};
+
+#endif  // INTERNETSEARCHVIEW_H