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+/***************************************************************************
+ * Copyright (C) 2008 by Peter Penz <[email protected]> *
+ * *
+ * 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 *
+ ***************************************************************************/
+
+#ifndef SELECTIONMANAGER_H
+#define SELECTIONMANAGER_H
+
+#include <kfileitem.h>
+
+#include <QObject>
+
+class QAbstractItemView;
+class QModelIndex;
+class QItemSelection;
+class SelectionToggle;
+
+/**
+ * @brief Allows to select and deselect items for item views.
+ *
+ * Whenever an item is hovered by the mouse, a toggle button is shown
+ * which allows to select/deselect the current item.
+ */
+class SelectionManager : public QObject
+{
+ Q_OBJECT
+
+public:
+ SelectionManager(QAbstractItemView* parent);
+ virtual ~SelectionManager();
+
+public slots:
+ /**
+ * Resets the selection manager so that the toggle button gets
+ * invisible.
+ */
+ void reset();
+
+signals:
+ /** Is emitted if the selection has been changed by the toggle button. */
+ void selectionChanged();
+
+private slots:
+ void slotEntered(const QModelIndex& index);
+ void slotViewportEntered();
+ void setItemSelected(bool selected);
+ void slotRowsRemoved(const QModelIndex& parent, int start, int end);
+ void slotSelectionChanged(const QItemSelection& selected, const QItemSelection& deselected);
+
+private:
+ KUrl urlForIndex(const QModelIndex& index) const;
+ const QModelIndex indexForUrl(const KUrl& url) const;
+
+private:
+ QAbstractItemView* m_view;
+ SelectionToggle* m_toggle;
+ bool m_connected;
+};
+
+#endif