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/*
* This file is part of TelepathyQt4Yell Models
*
* Copyright (C) 2010 Collabora Ltd. <http://www.collabora.co.uk/>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <TelepathyQt4Yell/Models/TreeNode>
#include "TelepathyQt4Yell/Models/_gen/tree-node.moc.hpp"
namespace Tpy
{
struct TELEPATHY_QT4_YELL_MODELS_NO_EXPORT TreeNode::Private
{
Private() :
mParent(0)
{
}
~Private()
{
qDeleteAll(mChildren);
mChildren.clear();
}
QList<TreeNode *> mChildren;
TreeNode *mParent;
};
TreeNode::TreeNode()
: mPriv(new Private())
{
}
TreeNode::~TreeNode()
{
if (mPriv->mParent) {
mPriv->mParent->mPriv->mChildren.removeOne(this);
}
delete mPriv;
}
TreeNode *TreeNode::childAt(int index) const
{
return mPriv->mChildren[index];
}
void TreeNode::addChild(TreeNode *node)
{
// takes ownership of node
mPriv->mChildren.append(node);
node->mPriv->mParent = this;
// set the parent QObject so that the node doesn't get deleted if used
// from QML/QtScript
node->setParent(this);
// chain changed and removed signals
connect(node,
SIGNAL(changed(Tpy::TreeNode*)),
SIGNAL(changed(Tpy::TreeNode*)));
connect(node,
SIGNAL(childrenAdded(Tpy::TreeNode*,QList<Tpy::TreeNode*>)),
SIGNAL(childrenAdded(Tpy::TreeNode*,QList<Tpy::TreeNode*>)));
connect(node,
SIGNAL(childrenRemoved(Tpy::TreeNode*,int,int)),
SIGNAL(childrenRemoved(Tpy::TreeNode*,int,int)));
}
int TreeNode::indexOf(TreeNode *node) const {
return mPriv->mChildren.indexOf(node);
}
int TreeNode::size() const {
return mPriv->mChildren.size();
}
TreeNode *TreeNode::parent() const
{
return mPriv->mParent;
}
QVariant TreeNode::data(int role) const
{
return QVariant();
}
bool TreeNode::setData(int role, const QVariant &value)
{
return false;
}
void TreeNode::remove()
{
if (mPriv->mParent) {
disconnect(this,
SIGNAL(changed(Tpy::TreeNode*)),
mPriv->mParent,
SIGNAL(changed(Tpy::TreeNode*)));
disconnect(this,
SIGNAL(childrenAdded(Tpy::TreeNode*,QList<Tpy::TreeNode*>)),
mPriv->mParent,
SIGNAL(childrenAdded(Tpy::TreeNode*,QList<Tpy::TreeNode*>)));
disconnect(this,
SIGNAL(childrenRemoved(Tpy::TreeNode*,int,int)),
mPriv->mParent,
SIGNAL(childrenRemoved(Tpy::TreeNode*,int,int)));
}
deleteLater();
}
}
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