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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "simulatorinfomodel.h"
#include <utils/algorithm.h>
#include <utils/runextensions.h>
#include <QTimer>
namespace Ios {
namespace Internal {
using namespace std::placeholders;
const int colCount = 3;
const int nameCol = 0;
const int runtimeCol = 1;
const int stateCol = 2;
static const int deviceUpdateInterval = 1000; // Update simulator state every 1 sec.
SimulatorInfoModel::SimulatorInfoModel(QObject *parent) :
QAbstractItemModel(parent)
{
m_fetchFuture.setCancelOnWait(true);
requestSimulatorInfo();
auto updateTimer = new QTimer(this);
connect(updateTimer, &QTimer::timeout, this, &SimulatorInfoModel::requestSimulatorInfo);
updateTimer->setInterval(deviceUpdateInterval);
updateTimer->start();
}
QVariant SimulatorInfoModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return {};
const SimulatorInfo &simInfo = m_simList[index.row()];
if (role == Qt::EditRole || role == Qt::DisplayRole) {
switch (index.column()) {
case nameCol:
return simInfo.name;
case runtimeCol:
return simInfo.runtimeName;
case stateCol:
return simInfo.state;
default:
return "";
}
} else if (role == Qt::ToolTipRole) {
return tr("UDID: %1").arg(simInfo.identifier);
} else if (role == Qt::UserRole) {
return QVariant::fromValue<SimulatorInfo>(simInfo);
}
return {};
}
int SimulatorInfoModel::rowCount(const QModelIndex &parent) const
{
if (!parent.isValid())
return m_simList.count();
return 0;
}
int SimulatorInfoModel::columnCount(const QModelIndex &parent) const
{
Q_UNUSED(parent)
return colCount;
}
QVariant SimulatorInfoModel::headerData(int section, Qt::Orientation orientation, int role) const
{
if (orientation == Qt::Vertical || section > colCount)
return {};
if (role == Qt::DisplayRole) {
switch (section) {
case nameCol:
return tr("Simulator Name");
case runtimeCol:
return tr("Runtime");
case stateCol:
return tr("Current State");
default:
return "";
}
}
return {};
}
QModelIndex SimulatorInfoModel::index(int row, int column, const QModelIndex &parent) const
{
return hasIndex(row, column, parent) ? createIndex(row, column) : QModelIndex();
}
QModelIndex SimulatorInfoModel::parent(const QModelIndex &) const
{
return {};
}
void SimulatorInfoModel::requestSimulatorInfo()
{
m_fetchFuture.flushFinishedFutures();
if (!m_fetchFuture.isEmpty())
return; // Ignore the request if the last request is still pending.
m_fetchFuture.addFuture(Utils::onResultReady(SimulatorControl::updateAvailableSimulators(),
this, &SimulatorInfoModel::populateSimulators));
}
void SimulatorInfoModel::populateSimulators(const SimulatorInfoList &simulatorList)
{
if (m_simList.isEmpty() || m_simList.count() != simulatorList.count()) {
// Reset the model in case of addition or deletion.
beginResetModel();
m_simList = simulatorList;
endResetModel();
} else {
// update the rows with data chagne. e.g. state changes.
auto newItr = simulatorList.cbegin();
int start = -1, end = -1;
std::list<std::pair<int, int>> updatedIndexes;
for (auto itr = m_simList.cbegin(); itr < m_simList.cend(); ++itr, ++newItr) {
if (*itr == *newItr) {
if (end != -1)
updatedIndexes.emplace_back(start, end - 1);
start = std::distance(m_simList.cbegin(), itr);
end = -1;
} else {
end = std::distance(m_simList.cbegin(), itr);
}
}
m_simList = simulatorList;
for (auto pair: updatedIndexes)
emit dataChanged(index(pair.first,0), index(pair.second, colCount - 1));
}
}
} // namespace Internal
} // namespace Ios
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