Properly display parent folders when filtering is active and items are added or refreshed

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

diff --git a/src/kitemviews/kitemlistview.h b/src/kitemviews/kitemlistview.h
index 982df1c20d891a5db13f0f9dfc99108b86ecd302..760e0a4157e115bb08dd090e4fd45b5a85af8444 100644 (file)
--- a/src/kitemviews/kitemlistview.h
+++ b/src/kitemviews/kitemlistview.h
@@ -1,23 +1,10 @@
-/***************************************************************************
- *   Copyright (C) 2011 by Peter Penz <peter.penz19@gmail.com>             *
- *                                                                         *
- *   Based on the Itemviews NG project from Trolltech Labs                 *
- *                                                                         *
- *   This program 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 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program 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 this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
- ***************************************************************************/
+/*
+ * SPDX-FileCopyrightText: 2011 Peter Penz <peter.penz19@gmail.com>
+ *
+ * Based on the Itemviews NG project from Trolltech Labs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
 
 #ifndef KITEMLISTVIEW_H
 #define KITEMLISTVIEW_H
@@ -44,6 +31,8 @@ class KItemListWidget;
 class KItemListWidgetInformant;
 class KItemListWidgetCreatorBase;
 class QTimer;
+class QPropertyAnimation;
+class QVariantAnimation;
 
 /**
  * @brief Represents the view of an item-list.
@@ -157,11 +146,6 @@ public:
      */
     QSizeF itemSize() const;
 
-    /**
-     * @return The size hint of all items. It is provided by the KItemListSizeHintResolver.
-     */
-    QSizeF itemSizeHint() const;
-
     const KItemListStyleOption& styleOption() const;
 
     void setGeometry(const QRectF& rect) override;
@@ -286,7 +270,7 @@ public:
 
     void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = nullptr) override;
 
-signals:
+Q_SIGNALS:
     void scrollOrientationChanged(Qt::Orientation current, Qt::Orientation previous);
     void scrollOffsetChanged(qreal current, qreal previous);
     void maximumScrollOffsetChanged(qreal current, qreal previous);
@@ -323,6 +307,12 @@ signals:
     void roleEditingCanceled(int index, const QByteArray& role, const QVariant& value);
     void roleEditingFinished(int index, const QByteArray& role, const QVariant& value);
 
+    /**
+     * Emitted once scrolling has finished, or immediately if no scrolling was necessary
+     * to get item in view in scrollToItem.
+     */
+    void scrollingStopped();
+
 protected:
     QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
     void setItemSize(const QSizeF& size);
@@ -394,7 +384,7 @@ protected:
     virtual void updateFont();
     virtual void updatePalette();
 
-protected slots:
+protected Q_SLOTS:
     virtual void slotItemsInserted(const KItemRangeList& itemRanges);
     virtual void slotItemsRemoved(const KItemRangeList& itemRanges);
     virtual void slotItemsMoved(const KItemRange& itemRange, const QList<int>& movedToIndexes);
@@ -408,7 +398,7 @@ protected slots:
     virtual void slotCurrentChanged(int current, int previous);
     virtual void slotSelectionChanged(const KItemSet& current, const KItemSet& previous);
 
-private slots:
+private Q_SLOTS:
     void slotAnimationFinished(QGraphicsWidget* widget,
                                KItemListViewAnimation::AnimationType type);
     void slotLayoutTimerFinished();
@@ -745,6 +735,7 @@ private:
 
     bool m_skipAutoScrollForRubberBand;
     KItemListRubberBand* m_rubberBand;
+    KItemListRubberBand* m_tapAndHoldIndicator;
 
     QPointF m_mousePos;
     int m_autoScrollIncrement;
@@ -753,6 +744,8 @@ private:
     KItemListHeader* m_header;
     KItemListHeaderWidget* m_headerWidget;
 
+    QPropertyAnimation* m_indicatorAnimation;
+
     // When dragging items into the view where the sort-role of the model
     // is empty, a visual indicator should be shown during dragging where
     // the dropping will happen. This indicator is specified by an index
@@ -761,6 +754,8 @@ private:
     // by KItemListView::showDropIndicator() and KItemListView::hideDropIndicator().
     QRectF m_dropIndicator;
 
+    QList<QVariantAnimation*> m_rubberBandAnimations;
+
     friend class KItemListContainer; // Accesses scrollBarRequired()
     friend class KItemListHeader;    // Accesses m_headerWidget
     friend class KItemListController;
@@ -856,6 +851,7 @@ KItemListWidget* KItemListWidgetCreator<T>::create(KItemListView* view)
         widget = new T(m_informant, view);
         addCreatedWidget(widget);
     }
+    widget->setParentItem(view);
     return widget;
 }