Method instanceChanged

launcher/ui/MainWindow.cpp:2231–2283

}

void MainWindow::instanceChanged(const QModelIndex &current, const QModelIndex &previous)
{
    if (!current.isValid())
    {
        APPLICATION->settings()->set("SelectedInstance", QString());
        selectionBad();
        return;
    }
    if (m_selectedInstance) {
        disconnect(m_selectedInstance.get(), &BaseInstance::runningStatusChanged, this, &MainWindow::refreshCurrentInstance);
    }
    QString id = current.data(InstanceList::InstanceIDRole).toString();
    m_selectedInstance = APPLICATION->instances()->getInstanceById(id);
    if (m_selectedInstance)
    {
        ui->instanceToolBar->setEnabled(true);
        ui->setInstanceActionsEnabled(true);
        ui->actionLaunchInstance->setEnabled(m_selectedInstance->canLaunch());
        ui->actionLaunchInstanceOffline->setEnabled(m_selectedInstance->canLaunch());
        ui->actionLaunchInstanceDemo->setEnabled(m_selectedInstance->canLaunch());

                // Disable demo-mode if not available.
        auto instance = dynamic_cast<MinecraftInstance*>(m_selectedInstance.get());
        if (instance) {
            ui->actionLaunchInstanceDemo->setEnabled(instance->supportsDemo());
        }

        ui->actionKillInstance->setEnabled(m_selectedInstance->isRunning());
        ui->actionExportInstance->setEnabled(m_selectedInstance->canExport());
        ui->renameButton->setText(m_selectedInstance->name());
        m_statusLeft->setText(m_selectedInstance->getStatusbarDescription());
        updateStatusCenter();
        updateInstanceToolIcon(m_selectedInstance->iconKey());

        updateToolsMenu();

        APPLICATION->settings()->set("SelectedInstance", m_selectedInstance->id());

        connect(m_selectedInstance.get(), &BaseInstance::runningStatusChanged, this, &MainWindow::refreshCurrentInstance);
    }
    else
    {
        ui->instanceToolBar->setEnabled(false);
        ui->setInstanceActionsEnabled(false);
        ui->actionLaunchInstance->setEnabled(false);
        ui->actionLaunchInstanceOffline->setEnabled(false);
        ui->actionLaunchInstanceDemo->setEnabled(false);
        ui->actionKillInstance->setEnabled(false);
        APPLICATION->settings()->set("SelectedInstance", QString());
        selectionBad();
        return;
    }
}

void MainWindow::instanceSelectRequest(QString id)
{