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path: root/lib-apps-common/src/Model/DataItem.cpp
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/*
 * Copyright 2017 Samsung Electronics Co., Ltd
 *
 * Licensed under the Flora License, Version 1.1 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://floralicense.org/license/
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "Model/DataItem.h"

using namespace Model;

DataItem::DataItem()
	: m_Id(0), m_IsStandalone(false), m_Changes(0), m_ChangeType(ChangeNone)
{
}

DataItem::DataItem(const DataItem &that)
	: DataItem()
{
	m_Id = that.m_Id;
}

DataItem &DataItem::operator=(const DataItem &that)
{
	if (this != &that) {
		m_Id = that.m_Id;
		m_Changes = 0;
		m_ChangeType = ChangeNone;
		setStandalone(false);
	}

	return *this;
}

int DataItem::getId() const
{
	return m_Id;
}

void DataItem::update(void *data)
{
	m_Changes |= onUpdate(data);
	m_ChangeType = ChangeUpdate;

	if (m_IsStandalone) {
		finishUpdate();
	}
}

bool DataItem::isStandalone() const
{
	return m_IsStandalone;
}

void DataItem::setStandalone(bool isStandalone)
{
	if (m_IsStandalone != isStandalone) {
		m_IsStandalone = isStandalone;
		onStandalone(m_IsStandalone);
	}
}

DataItem::UpdateCallback &DataItem::onUpdated()
{
	return m_OnUpdated;
}

DataItem::DeleteCallback &DataItem::onDeleted()
{
	return m_OnDeleted;
}

void DataItem::setId(int id)
{
	m_Id = id;
}

void DataItem::setChanged(ChangeType changeType, int changes)
{
	if (m_ChangeType == ChangeNone) {
		m_ChangeType = changeType;
	}
	if (changeType == ChangeUpdate) {
		m_Changes |= changes;
	}

	if (m_IsStandalone) {
		finishUpdate();
	}
}

void DataItem::finishUpdate()
{
	switch (m_ChangeType) {
		case ChangeUpdate:
			if (m_Changes) {
				m_OnUpdated(m_Changes);
			}
			break;
		case ChangeDelete:
			m_OnDeleted();
			break;
		default:
			break;
	}

	m_Changes = 0;
	m_ChangeType = ChangeNone;
}