dolphinview: fix crash

[dolphin.git] / src / dolphinplacesmodelsingleton.h

diff --git a/src/dolphinplacesmodelsingleton.h b/src/dolphinplacesmodelsingleton.h
index 645947aaa0c190cb189cd75dbb5e67a0c69dd46b..161a19cbc82beae5a4a5fdb92ec1edfe5396245d 100644 (file)
--- a/src/dolphinplacesmodelsingleton.h
+++ b/src/dolphinplacesmodelsingleton.h
@@ -7,32 +7,61 @@
 #ifndef DOLPHINPLACESMODELSINGLETON_H
 #define DOLPHINPLACESMODELSINGLETON_H
 
-#include <QString>
 #include <QScopedPointer>
+#include <QString>
+
+#include <KFilePlacesModel>
+
+/**
+ * @brief Dolphin's special-cased KFilePlacesModel
+ *
+ * It returns the trash's icon based on whether
+ * it is full or not.
+ */
+class DolphinPlacesModel : public KFilePlacesModel
+{
+    Q_OBJECT
+
+public:
+    explicit DolphinPlacesModel(QObject *parent = nullptr);
+    ~DolphinPlacesModel() override;
+
+    bool panelsLocked() const;
+    void setPanelsLocked(bool locked);
+
+    QStringList mimeTypes() const override;
+    bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) override;
 
-class KFilePlacesModel;
+protected:
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+
+private Q_SLOTS:
+    void slotTrashEmptinessChanged(bool isEmpty);
+
+private:
+    bool isTrash(const QModelIndex &index) const;
+
+    bool m_isEmpty = false;
+    bool m_panelsLocked = true; // common-case, panels are locked
+};
 
 /**
  * @brief Provides a global KFilePlacesModel instance.
  */
 class DolphinPlacesModelSingleton
 {
-
 public:
-    static DolphinPlacesModelSingleton& instance();
+    static DolphinPlacesModelSingleton &instance();
 
-    KFilePlacesModel *placesModel() const;
-    /** A suffix to the application-name of the stored bookmarks is
-     added, which is only read by PlacesItemModel. */
-    static QString applicationNameSuffix();
+    DolphinPlacesModel *placesModel() const;
 
-    DolphinPlacesModelSingleton(const DolphinPlacesModelSingleton&) = delete;
-    DolphinPlacesModelSingleton& operator=(const DolphinPlacesModelSingleton&) = delete;
+    DolphinPlacesModelSingleton(const DolphinPlacesModelSingleton &) = delete;
+    DolphinPlacesModelSingleton &operator=(const DolphinPlacesModelSingleton &) = delete;
 
 private:
     DolphinPlacesModelSingleton();
 
-    QScopedPointer<KFilePlacesModel> m_placesModel;
+    QScopedPointer<DolphinPlacesModel> m_placesModel;
 };
 
 #endif // DOLPHINPLACESMODELSINGLETON_H