Implement grouping for names

- Use a custom header for KFileItems
- Cache the groups
- Allow enabling/disabling grouping dynamically

Currently there is a random crash in combination with the
groupheader-recycler, this will be fixed during the next
days.

1 files changed, 40 insertions, 0 deletions

diff --git a/src/kitemviews/kfileitemlistgroupheader.h b/src/kitemviews/kfileitemlistgroupheader.h
new file mode 100644
index 000000000..3c23f13d4
--- /dev/null
+++ b/src/kitemviews/kfileitemlistgroupheader.h
@@ -0,0 +1,40 @@
+/***************************************************************************
+ *   Copyright (C) 2011 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 KFILEITEMLISTGROUPHEADER_H
+#define KFILEITEMLISTGROUPHEADER_H
+
+#include <libdolphin_export.h>
+
+#include <kitemviews/kitemlistgroupheader.h>
+
+class LIBDOLPHINPRIVATE_EXPORT KFileItemListGroupHeader : public KItemListGroupHeader
+{
+    Q_OBJECT
+
+public:
+    KFileItemListGroupHeader(QGraphicsWidget* parent = 0);
+    virtual ~KFileItemListGroupHeader();
+
+    /** @reimp */
+    virtual void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = 0);
+};
+#endif
+
+