/* Copyright (C) 2011 Lucio Carreras
*
* This file is part of sayonara player
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "GUI/playlist/model/PlaylistItemModel.h"
#include "HelperStructs/MetaData.h"
#include <QList>
#include <QDebug>
using namespace std;
PlaylistItemModel::PlaylistItemModel(QObject* parent)
: QAbstractListModel(parent)
{
}
PlaylistItemModel::~PlaylistItemModel()
{
}
int PlaylistItemModel::rowCount(const QModelIndex& parent) const
{
Q_UNUSED(parent);
return (int)(m_meta.size());
}
QVariant PlaylistItemModel::data(const QModelIndex& index, int role) const
{
if (!index.isValid()) {
return QVariant();
}
if (index.row() >= (int) m_meta.size() || index.row() < 0) {
return QVariant();
}
if (role == Qt::DisplayRole) {
return QVariant();
}
if (role == Qt::WhatsThisRole) {
return m_meta[index.row()].toVariant();
}
else {
return QVariant();
}
}
Qt::ItemFlags PlaylistItemModel::flags(const QModelIndex& index =
QModelIndex()) const
{
if (!index.isValid()) {
return Qt::ItemIsEnabled;
}
return QAbstractItemModel::flags(index) | Qt::ItemIsEditable;
}
bool PlaylistItemModel::setData(const QModelIndex& index, const QVariant& value,
int role = Qt::EditRole)
{
if (index.isValid() && role == Qt::EditRole) {
MetaData md;
if (MetaData::fromVariant(value, md)) {
m_meta[index.row()] = md;
emit dataChanged(index, index);
}
return true;
}
return false;
}
bool PlaylistItemModel::insertRows(int position, int rows,
const QModelIndex& index)
{
Q_UNUSED(index);
beginInsertRows(QModelIndex(), position, position + rows - 1);
MetaDataList v_md_new;
// copy old
for (int i = 0; i < position; i++) {
v_md_new.push_back(m_meta[i]);
}
// create new space
for (int i = 0; i < rows; i++) {
MetaData md;
v_md_new.push_back(md);
}
// copy old
for (uint i = (uint) position; i < m_meta.size(); i++) {
v_md_new.push_back(m_meta[i]);
}
m_meta = v_md_new;
endInsertRows();
return true;
}
bool PlaylistItemModel::removeRows(int position, int rows,
const QModelIndex& index)
{
Q_UNUSED(index);
if (rows < 1) {
return true;
}
beginRemoveRows(QModelIndex(), position, position + rows - 1);
MetaDataList v_md_new;
for (uint i = 0; i < m_meta.size(); i++) {
if (i >= (uint) position && i <= (uint)(position + rows - 1)) {
continue;
}
v_md_new.push_back(m_meta[i]);
}
m_meta = v_md_new;
endRemoveRows();
return true;
}
void PlaylistItemModel::set_selected(QList<int>& rows)
{
_selected_rows = rows;
for (uint i = 0; i < m_meta.size(); i++) {
m_meta[i].pl_selected = rows.contains(i);
}
}
bool PlaylistItemModel::is_selected(int row) const
{
return _selected_rows.contains(row);
}