Added basic widget RSFeedWidget for showing feed items in a QTreeWidget as replacement for the QScrollArea.

- Use sort of QTreeWidget
- Filter items
- Open/collapse selected item with +/-
- Remove selecteds item with dselete key

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@7478 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/feeds/FeedItem.cpp

@@ -0,0 +1,32 @@
+/****************************************************************
+ *  RetroShare is distributed under the following license:
+ *
+ *  Copyright (C) 2014 RetroShare Team
+ *
+ *  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.
+ ****************************************************************/
+
+#include "FeedItem.h"
+
+/** Constructor */
+FeedItem::FeedItem(QWidget *parent) : QWidget(parent)
+{
+}
+
+FeedItem::~FeedItem()
+{
+	emit feedItemDestroyed(this);
+}