Store the selected items in a more efficient way

[dolphin.git] / src / kitemviews / kitemlistview.h

diff --git a/src/kitemviews/kitemlistview.h b/src/kitemviews/kitemlistview.h
index 2baf20c94079bd7934a313f7f294d2323d6a39ad..dbe9230867610975e17e0b9607cd3f9e27dc03ae 100644 (file)
--- a/src/kitemviews/kitemlistview.h
+++ b/src/kitemviews/kitemlistview.h
@@ -92,6 +92,8 @@ public:
 
     qreal maximumItemOffset() const;
 
+    int maximumVisibleItems() const;
+
     void setVisibleRoles(const QList<QByteArray>& roles);
     QList<QByteArray> visibleRoles() const;
 
@@ -162,6 +164,12 @@ public:
     /** @reimp */
     virtual void setGeometry(const QRectF& rect);
 
+    /**
+     * @return The page step which should be used by the vertical scroll bar.
+     *         This is the height of the view except for the header widget.
+     */
+    qreal verticalPageStep() const;
+
     /**
      * @return Index of the item that is below the point \a pos.
      *         The position is relative to the upper right of
@@ -263,7 +271,7 @@ public:
      * @return Pixmap that is used for a drag operation based on the
      *         items given by \a indexes.
      */
-    virtual QPixmap createDragPixmap(const QSet<int>& indexes) const;
+    virtual QPixmap createDragPixmap(const KItemSet& indexes) const;
 
     /**
      * Lets the user edit the role \a role for item with the index \a index.
@@ -313,6 +321,7 @@ signals:
     void roleEditingFinished(int index, const QByteArray& role, const QVariant& value);
 
 protected:
+    virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value);
     void setItemSize(const QSizeF& size);
     void setStyleOption(const KItemListStyleOption& option);
 
@@ -385,12 +394,13 @@ protected slots:
     virtual void slotItemsMoved(const KItemRange& itemRange, const QList<int>& movedToIndexes);
     virtual void slotItemsChanged(const KItemRangeList& itemRanges,
                                   const QSet<QByteArray>& roles);
+    virtual void slotGroupsChanged();
 
     virtual void slotGroupedSortingChanged(bool current);
     virtual void slotSortOrderChanged(Qt::SortOrder current, Qt::SortOrder previous);
     virtual void slotSortRoleChanged(const QByteArray& current, const QByteArray& previous);
     virtual void slotCurrentChanged(int current, int previous);
-    virtual void slotSelectionChanged(const QSet<int>& current, const QSet<int>& previous);
+    virtual void slotSelectionChanged(const KItemSet& current, const KItemSet& previous);
 
 private slots:
     void slotAnimationFinished(QGraphicsWidget* widget,