src/dolphinplacesmodelsingleton.h

   1 /*
   2  * SPDX-FileCopyrightText: 2018 Kai Uwe Broulik <kde@privat.broulik.de>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-or-later
   5  */
   6
   7 #ifndef DOLPHINPLACESMODELSINGLETON_H
   8 #define DOLPHINPLACESMODELSINGLETON_H
   9
  10 #include <QString>
  11 #include <QScopedPointer>
  12
  13 #include <KFilePlacesModel>
  14
  15 /**
  16  * @brief Dolphin's special-cased KFilePlacesModel
  17  *
  18  * It returns the trash's icon based on whether
  19  * it is full or not.
  20  */
  21 class DolphinPlacesModel : public KFilePlacesModel
  22 {
  23     Q_OBJECT
  24
  25 public:
  26     explicit DolphinPlacesModel(const QString &alternativeApplicationName, QObject *parent = nullptr);
  27     ~DolphinPlacesModel() override;
  28
  29 protected:
  30     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
  31
  32 private Q_SLOTS:
  33     void slotTrashEmptinessChanged(bool isEmpty);
  34
  35 private:
  36     bool isTrash(const QModelIndex &index) const;
  37
  38     bool m_isEmpty = false;
  39 };
  40
  41 /**
  42  * @brief Provides a global KFilePlacesModel instance.
  43  */
  44 class DolphinPlacesModelSingleton
  45 {
  46
  47 public:
  48     static DolphinPlacesModelSingleton& instance();
  49
  50     KFilePlacesModel *placesModel() const;
  51     /** A suffix to the application-name of the stored bookmarks is
  52      added, which is only read by PlacesItemModel. */
  53     static QString applicationNameSuffix();
  54
  55     DolphinPlacesModelSingleton(const DolphinPlacesModelSingleton&) = delete;
  56     DolphinPlacesModelSingleton& operator=(const DolphinPlacesModelSingleton&) = delete;
  57
  58 private:
  59     DolphinPlacesModelSingleton();
  60
  61     QScopedPointer<KFilePlacesModel> m_placesModel;
  62 };
  63
  64 #endif // DOLPHINPLACESMODELSINGLETON_H