TreeItem.cpp

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#include "Base/TreeItem.h"
 
#include <utility>

TreeItem::TreeItem(QList<QVariant> data, TreeItem* parent)
    : _itemData(std::move(data)), _parentItem(parent)
{
}

TreeItem::~TreeItem()
{
    qDeleteAll(_childItems);
}

void TreeItem::appendChild(TreeItem* item)
{
    _childItems.append(item);
}

TreeItem* TreeItem::child(int row) const
{
    if (_childItems.count() > row)
    {
        return _childItems.value(row);
    }
 
    return nullptr;
}

int TreeItem::childCount() const
{
    return _childItems.count();
}

int TreeItem::row() const
{
    if (_parentItem)
    {
        return _parentItem->_childItems.indexOf(const_cast<TreeItem*>(this));
    }
 
    return 0;
}

int TreeItem::columnCount() const
{
    return _itemData.count();
}

QVariant TreeItem::data(int column) const
{
    return _itemData.value(column);
}

bool TreeItem::setData(int column, const QVariant& value)
{
    if (column < 0 || column >= _itemData.size())
    {
        return false;
    }
 
    _itemData[column] = value;
    return true;
}

TreeItem* TreeItem::parentItem() const
{
    return _parentItem;
}

bool TreeItem::removeChildren(int position, int count)
{
    if (position < 0 || position + count > _childItems.size())
    {
        return false;
    }
 
    for (int row = 0; row < count; ++row)
    {
        delete _childItems.takeAt(position);
    }
 
    return true;
}