PrismLauncher/launcher/BaseVersionList.cpp
TheLastRar fce323b945 Check parent in rowCount/columnCount/canFetchMore
Signed-off-by: TheLastRar <TheLastRar@users.noreply.github.com>
2022-11-14 19:05:57 +00:00

120 lines
3.4 KiB
C++

// SPDX-License-Identifier: GPL-3.0-only
/*
* PolyMC - Minecraft Launcher
* Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
*
* 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, version 3.
*
* 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 <https://www.gnu.org/licenses/>.
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Copyright 2013-2021 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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 "BaseVersionList.h"
#include "BaseVersion.h"
BaseVersionList::BaseVersionList(QObject *parent) : QAbstractListModel(parent)
{
}
BaseVersion::Ptr BaseVersionList::findVersion(const QString &descriptor)
{
for (int i = 0; i < count(); i++)
{
if (at(i)->descriptor() == descriptor)
return at(i);
}
return nullptr;
}
BaseVersion::Ptr BaseVersionList::getRecommended() const
{
if (count() <= 0)
return nullptr;
else
return at(0);
}
QVariant BaseVersionList::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
if (index.row() > count())
return QVariant();
BaseVersion::Ptr version = at(index.row());
switch (role)
{
case VersionPointerRole:
return QVariant::fromValue(version);
case VersionRole:
return version->name();
case VersionIdRole:
return version->descriptor();
case TypeRole:
return version->typeString();
default:
return QVariant();
}
}
BaseVersionList::RoleList BaseVersionList::providesRoles() const
{
return {VersionPointerRole, VersionRole, VersionIdRole, TypeRole};
}
int BaseVersionList::rowCount(const QModelIndex &parent) const
{
// Return count
return parent.isValid() ? 0 : count();
}
int BaseVersionList::columnCount(const QModelIndex &parent) const
{
return parent.isValid() ? 0 : 1;
}
QHash<int, QByteArray> BaseVersionList::roleNames() const
{
QHash<int, QByteArray> roles = QAbstractListModel::roleNames();
roles.insert(VersionRole, "version");
roles.insert(VersionIdRole, "versionId");
roles.insert(ParentVersionRole, "parentGameVersion");
roles.insert(RecommendedRole, "recommended");
roles.insert(LatestRole, "latest");
roles.insert(TypeRole, "type");
roles.insert(BranchRole, "branch");
roles.insert(PathRole, "path");
roles.insert(ArchitectureRole, "architecture");
return roles;
}