/*
 * mucaffiliationsview.cpp
 * Copyright (C) 2006  Remko Troncon
 *
 * 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 library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 */

#include <QHeaderView>

#include "xmpp_jid.h"
#include "mucaffiliationsview.h"

MUCAffiliationsView::MUCAffiliationsView(QWidget* parent) : QTreeView(parent)
{
	setRootIsDecorated(false);
	header()->hide();
	setItemsExpandable(false);
	setDragEnabled(true);
	setAcceptDrops(true);
	setDropIndicatorShown(true);
}

void MUCAffiliationsView::removeCurrent()
{
	QModelIndex index = currentIndex();
	if (index.isValid() && index.parent().isValid()) {
		model()->removeRows(index.row(),1,index.parent());
	}
}

void MUCAffiliationsView::currentChanged(const QModelIndex& current, const QModelIndex& previous)
{
	Q_UNUSED(previous);
	// Commenting these optimizations, since they cause too much trouble
	//bool add_before = previous.isValid() && (model()->flags(previous) & Qt::ItemIsEnabled);
	//bool remove_before = previous.isValid() && previous.parent().isValid();
	bool add_after = current.isValid() && (model()->flags(current) & Qt::ItemIsEnabled);
	bool remove_after = current.isValid() && current.parent().isValid();
	
	//if (add_before != add_after)
		emit addEnabled(add_after);
	//if (remove_before != remove_after)
		emit removeEnabled(remove_after);
}

