Add 'meshmc/' from commit 'fad6a1066616b69d7f5fef01178efdf014c59537'

git-subtree-dir: meshmc
git-subtree-mainline: 934382c8a1ce738589dee9ee0f14e1cec812770e
git-subtree-split: fad6a1066616b69d7f5fef01178efdf014c59537

1 files changed, 258 insertions, 0 deletions

diff --git a/meshmc/launcher/ui/InstanceWindow.cpp b/meshmc/launcher/ui/InstanceWindow.cpp
new file mode 100644
index 0000000000..583530c0e4
--- /dev/null
+++ b/meshmc/launcher/ui/InstanceWindow.cpp
@@ -0,0 +1,258 @@
+/* SPDX-FileCopyrightText: 2026 Project Tick
+ * SPDX-FileContributor: Project Tick
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ *   MeshMC - A Custom Launcher for Minecraft
+ *   Copyright (C) 2026 Project Tick
+ *
+ *   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 <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 "InstanceWindow.h"
+#include "Application.h"
+
+#include <QScrollBar>
+#include <QMessageBox>
+#include <QHBoxLayout>
+#include <QPushButton>
+#include <qlayoutitem.h>
+#include <QCloseEvent>
+
+#include "ui/dialogs/CustomMessageBox.h"
+#include "ui/dialogs/ProgressDialog.h"
+#include "ui/widgets/PageContainer.h"
+
+#include "InstancePageProvider.h"
+
+#include "icons/IconList.h"
+
+InstanceWindow::InstanceWindow(InstancePtr instance, QWidget* parent)
+	: QMainWindow(parent), m_instance(instance)
+{
+	setAttribute(Qt::WA_DeleteOnClose);
+
+	auto icon = APPLICATION->icons()->getIcon(m_instance->iconKey());
+	QString windowTitle = tr("Console window for ") + m_instance->name();
+
+	// Set window properties
+	{
+		setWindowIcon(icon);
+		setWindowTitle(windowTitle);
+	}
+
+	// Add page container
+	{
+		auto provider = std::make_shared<InstancePageProvider>(m_instance);
+		m_container = new PageContainer(provider.get(), "console", this);
+		m_container->setParentContainer(this);
+		setCentralWidget(m_container);
+		setContentsMargins(0, 0, 0, 0);
+	}
+
+	// Add custom buttons to the page container layout.
+	{
+		auto horizontalLayout = new QHBoxLayout();
+		horizontalLayout->setObjectName(QStringLiteral("horizontalLayout"));
+		horizontalLayout->setContentsMargins(6, -1, 6, -1);
+
+		auto btnHelp = new QPushButton();
+		btnHelp->setText(tr("Help"));
+		horizontalLayout->addWidget(btnHelp);
+		connect(btnHelp, SIGNAL(clicked(bool)), m_container, SLOT(help()));
+
+		auto spacer = new QSpacerItem(40, 20, QSizePolicy::Expanding,
+									  QSizePolicy::Minimum);
+		horizontalLayout->addSpacerItem(spacer);
+
+		m_killButton = new QPushButton();
+		horizontalLayout->addWidget(m_killButton);
+		connect(m_killButton, SIGNAL(clicked(bool)),
+				SLOT(on_btnKillMinecraft_clicked()));
+
+		m_launchOfflineButton = new QPushButton();
+		horizontalLayout->addWidget(m_launchOfflineButton);
+		m_launchOfflineButton->setText(tr("Launch Offline"));
+		updateLaunchButtons();
+		connect(m_launchOfflineButton, SIGNAL(clicked(bool)),
+				SLOT(on_btnLaunchMinecraftOffline_clicked()));
+
+		m_closeButton = new QPushButton();
+		m_closeButton->setText(tr("Close"));
+		horizontalLayout->addWidget(m_closeButton);
+		connect(m_closeButton, SIGNAL(clicked(bool)),
+				SLOT(on_closeButton_clicked()));
+
+		m_container->addButtons(horizontalLayout);
+	}
+
+	// restore window state
+	{
+		auto base64State =
+			APPLICATION->settings()->get("ConsoleWindowState").toByteArray();
+		restoreState(QByteArray::fromBase64(base64State));
+		auto base64Geometry =
+			APPLICATION->settings()->get("ConsoleWindowGeometry").toByteArray();
+		restoreGeometry(QByteArray::fromBase64(base64Geometry));
+	}
+
+	// set up instance and launch process recognition
+	{
+		auto launchTask = m_instance->getLaunchTask();
+		on_InstanceLaunchTask_changed(launchTask);
+		connect(m_instance.get(), &BaseInstance::launchTaskChanged, this,
+				&InstanceWindow::on_InstanceLaunchTask_changed);
+		connect(m_instance.get(), &BaseInstance::runningStatusChanged, this,
+				&InstanceWindow::on_RunningState_changed);
+	}
+
+	// set up instance destruction detection
+	{
+		connect(m_instance.get(), &BaseInstance::statusChanged, this,
+				&InstanceWindow::on_instanceStatusChanged);
+	}
+	show();
+}
+
+void InstanceWindow::on_instanceStatusChanged(BaseInstance::Status,
+											  BaseInstance::Status newStatus)
+{
+	if (newStatus == BaseInstance::Status::Gone) {
+		m_doNotSave = true;
+		close();
+	}
+}
+
+void InstanceWindow::updateLaunchButtons()
+{
+	if (m_instance->isRunning()) {
+		m_launchOfflineButton->setEnabled(false);
+		m_killButton->setText(tr("Kill"));
+		m_killButton->setObjectName("killButton");
+		m_killButton->setToolTip(tr("Kill the running instance"));
+	} else if (!m_instance->canLaunch()) {
+		m_launchOfflineButton->setEnabled(false);
+		m_killButton->setText(tr("Launch"));
+		m_killButton->setObjectName("launchButton");
+		m_killButton->setToolTip(tr("Launch the instance"));
+		m_killButton->setEnabled(false);
+	} else {
+		m_launchOfflineButton->setEnabled(true);
+		m_killButton->setText(tr("Launch"));
+		m_killButton->setObjectName("launchButton");
+		m_killButton->setToolTip(tr("Launch the instance"));
+	}
+	// NOTE: this is a hack to force the button to recalculate its style
+	m_killButton->setStyleSheet("/* */");
+	m_killButton->setStyleSheet(QString());
+}
+
+void InstanceWindow::on_btnLaunchMinecraftOffline_clicked()
+{
+	APPLICATION->launch(m_instance, false, nullptr);
+}
+
+void InstanceWindow::on_InstanceLaunchTask_changed(
+	shared_qobject_ptr<LaunchTask> proc)
+{
+	m_proc = proc;
+}
+
+void InstanceWindow::on_RunningState_changed(bool running)
+{
+	updateLaunchButtons();
+	m_container->refreshContainer();
+	if (running) {
+		selectPage("log");
+	}
+}
+
+void InstanceWindow::on_closeButton_clicked()
+{
+	close();
+}
+
+void InstanceWindow::closeEvent(QCloseEvent* event)
+{
+	bool proceed = true;
+	if (!m_doNotSave) {
+		proceed &= m_container->prepareToClose();
+	}
+
+	if (!proceed) {
+		return;
+	}
+
+	APPLICATION->settings()->set("ConsoleWindowState", saveState().toBase64());
+	APPLICATION->settings()->set("ConsoleWindowGeometry",
+								 saveGeometry().toBase64());
+	emit isClosing();
+	event->accept();
+}
+
+bool InstanceWindow::saveAll()
+{
+	return m_container->saveAll();
+}
+
+void InstanceWindow::on_btnKillMinecraft_clicked()
+{
+	if (m_instance->isRunning()) {
+		APPLICATION->kill(m_instance);
+	} else {
+		APPLICATION->launch(m_instance, true, nullptr);
+	}
+}
+
+QString InstanceWindow::instanceId()
+{
+	return m_instance->id();
+}
+
+bool InstanceWindow::selectPage(QString pageId)
+{
+	return m_container->selectPage(pageId);
+}
+
+void InstanceWindow::refreshContainer()
+{
+	m_container->refreshContainer();
+}
+
+InstanceWindow::~InstanceWindow() {}
+
+bool InstanceWindow::requestClose()
+{
+	if (m_container->prepareToClose()) {
+		close();
+		return true;
+	}
+	return false;
+}