Add 'meshmc/' from commit 'fad6a1066616b69d7f5fef01178efdf014c59537'

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

1 files changed, 353 insertions, 0 deletions

diff --git a/meshmc/launcher/ui/pages/instance/InstanceSettingsPage.cpp b/meshmc/launcher/ui/pages/instance/InstanceSettingsPage.cpp
new file mode 100644
index 0000000000..7d37415948
--- /dev/null
+++ b/meshmc/launcher/ui/pages/instance/InstanceSettingsPage.cpp
@@ -0,0 +1,353 @@
+/* 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/>.
+ */
+
+#include "InstanceSettingsPage.h"
+#include "ui_InstanceSettingsPage.h"
+
+#include <QFileDialog>
+#include <QDialog>
+#include <QMessageBox>
+
+#include <sys.h>
+
+#include "ui/dialogs/VersionSelectDialog.h"
+#include "ui/widgets/CustomCommands.h"
+
+#include "JavaCommon.h"
+#include "Application.h"
+
+#include "java/JavaInstallList.h"
+#include "FileSystem.h"
+
+InstanceSettingsPage::InstanceSettingsPage(BaseInstance* inst, QWidget* parent)
+	: QWidget(parent), ui(new Ui::InstanceSettingsPage), m_instance(inst)
+{
+	m_settings = inst->settings();
+	ui->setupUi(this);
+	auto sysMB = Sys::getSystemRam() / Sys::mebibyte;
+	ui->maxMemSpinBox->setMaximum(sysMB);
+	connect(ui->openGlobalJavaSettingsButton, &QCommandLinkButton::clicked,
+			this, &InstanceSettingsPage::globalSettingsButtonClicked);
+	connect(APPLICATION, &Application::globalSettingsAboutToOpen, this,
+			&InstanceSettingsPage::applySettings);
+	connect(APPLICATION, &Application::globalSettingsClosed, this,
+			&InstanceSettingsPage::loadSettings);
+	loadSettings();
+}
+
+bool InstanceSettingsPage::shouldDisplay() const
+{
+	return !m_instance->isRunning();
+}
+
+InstanceSettingsPage::~InstanceSettingsPage()
+{
+	delete ui;
+}
+
+void InstanceSettingsPage::globalSettingsButtonClicked(bool)
+{
+	switch (ui->settingsTabs->currentIndex()) {
+		case 0:
+			APPLICATION->ShowGlobalSettings(this, "java-settings");
+			return;
+		case 1:
+			APPLICATION->ShowGlobalSettings(this, "minecraft-settings");
+			return;
+		case 2:
+			APPLICATION->ShowGlobalSettings(this, "custom-commands");
+			return;
+	}
+}
+
+bool InstanceSettingsPage::apply()
+{
+	applySettings();
+	return true;
+}
+
+void InstanceSettingsPage::applySettings()
+{
+	SettingsObject::Lock lock(m_settings);
+
+	// Console
+	bool console = ui->consoleSettingsBox->isChecked();
+	m_settings->set("OverrideConsole", console);
+	if (console) {
+		m_settings->set("ShowConsole", ui->showConsoleCheck->isChecked());
+		m_settings->set("AutoCloseConsole",
+						ui->autoCloseConsoleCheck->isChecked());
+		m_settings->set("ShowConsoleOnError",
+						ui->showConsoleErrorCheck->isChecked());
+	} else {
+		m_settings->reset("ShowConsole");
+		m_settings->reset("AutoCloseConsole");
+		m_settings->reset("ShowConsoleOnError");
+	}
+
+	// Window Size
+	bool window = ui->windowSizeGroupBox->isChecked();
+	m_settings->set("OverrideWindow", window);
+	if (window) {
+		m_settings->set("LaunchMaximized", ui->maximizedCheckBox->isChecked());
+		m_settings->set("MinecraftWinWidth", ui->windowWidthSpinBox->value());
+		m_settings->set("MinecraftWinHeight", ui->windowHeightSpinBox->value());
+	} else {
+		m_settings->reset("LaunchMaximized");
+		m_settings->reset("MinecraftWinWidth");
+		m_settings->reset("MinecraftWinHeight");
+	}
+
+	// Memory
+	bool memory = ui->memoryGroupBox->isChecked();
+	m_settings->set("OverrideMemory", memory);
+	if (memory) {
+		int min = ui->minMemSpinBox->value();
+		int max = ui->maxMemSpinBox->value();
+		if (min < max) {
+			m_settings->set("MinMemAlloc", min);
+			m_settings->set("MaxMemAlloc", max);
+		} else {
+			m_settings->set("MinMemAlloc", max);
+			m_settings->set("MaxMemAlloc", min);
+		}
+		m_settings->set("PermGen", ui->permGenSpinBox->value());
+	} else {
+		m_settings->reset("MinMemAlloc");
+		m_settings->reset("MaxMemAlloc");
+		m_settings->reset("PermGen");
+	}
+
+	// Java Install Settings
+	bool javaInstall = ui->javaSettingsGroupBox->isChecked();
+	m_settings->set("OverrideJavaLocation", javaInstall);
+	if (javaInstall) {
+		m_settings->set("JavaPath", ui->javaPathTextBox->text());
+	} else {
+		m_settings->reset("JavaPath");
+	}
+
+	// Java arguments
+	bool javaArgs = ui->javaArgumentsGroupBox->isChecked();
+	m_settings->set("OverrideJavaArgs", javaArgs);
+	if (javaArgs) {
+		m_settings->set("JvmArgs",
+						ui->jvmArgsTextBox->toPlainText().replace("\n", " "));
+		JavaCommon::checkJVMArgs(m_settings->get("JvmArgs").toString(),
+								 this->parentWidget());
+	} else {
+		m_settings->reset("JvmArgs");
+	}
+
+	// old generic 'override both' is removed.
+	m_settings->reset("OverrideJava");
+
+	// Custom Commands
+	bool custcmd = ui->customCommands->checked();
+	m_settings->set("OverrideCommands", custcmd);
+	if (custcmd) {
+		m_settings->set("PreLaunchCommand",
+						ui->customCommands->prelaunchCommand());
+		m_settings->set("WrapperCommand", ui->customCommands->wrapperCommand());
+		m_settings->set("PostExitCommand",
+						ui->customCommands->postexitCommand());
+	} else {
+		m_settings->reset("PreLaunchCommand");
+		m_settings->reset("WrapperCommand");
+		m_settings->reset("PostExitCommand");
+	}
+
+	// Workarounds
+	bool workarounds = ui->nativeWorkaroundsGroupBox->isChecked();
+	m_settings->set("OverrideNativeWorkarounds", workarounds);
+	if (workarounds) {
+		m_settings->set("UseNativeOpenAL",
+						ui->useNativeOpenALCheck->isChecked());
+		m_settings->set("UseNativeGLFW", ui->useNativeGLFWCheck->isChecked());
+	} else {
+		m_settings->reset("UseNativeOpenAL");
+		m_settings->reset("UseNativeGLFW");
+	}
+
+	// Game time
+	bool gameTime = ui->gameTimeGroupBox->isChecked();
+	m_settings->set("OverrideGameTime", gameTime);
+	if (gameTime) {
+		m_settings->set("ShowGameTime", ui->showGameTime->isChecked());
+		m_settings->set("RecordGameTime", ui->recordGameTime->isChecked());
+	} else {
+		m_settings->reset("ShowGameTime");
+		m_settings->reset("RecordGameTime");
+	}
+
+	// Join server on launch
+	bool joinServerOnLaunch = ui->serverJoinGroupBox->isChecked();
+	m_settings->set("JoinServerOnLaunch", joinServerOnLaunch);
+	if (joinServerOnLaunch) {
+		m_settings->set("JoinServerOnLaunchAddress",
+						ui->serverJoinAddress->text());
+	} else {
+		m_settings->reset("JoinServerOnLaunchAddress");
+	}
+}
+
+void InstanceSettingsPage::loadSettings()
+{
+	// Console
+	ui->consoleSettingsBox->setChecked(
+		m_settings->get("OverrideConsole").toBool());
+	ui->showConsoleCheck->setChecked(m_settings->get("ShowConsole").toBool());
+	ui->autoCloseConsoleCheck->setChecked(
+		m_settings->get("AutoCloseConsole").toBool());
+	ui->showConsoleErrorCheck->setChecked(
+		m_settings->get("ShowConsoleOnError").toBool());
+
+	// Window Size
+	ui->windowSizeGroupBox->setChecked(
+		m_settings->get("OverrideWindow").toBool());
+	ui->maximizedCheckBox->setChecked(
+		m_settings->get("LaunchMaximized").toBool());
+	ui->windowWidthSpinBox->setValue(
+		m_settings->get("MinecraftWinWidth").toInt());
+	ui->windowHeightSpinBox->setValue(
+		m_settings->get("MinecraftWinHeight").toInt());
+
+	// Memory
+	ui->memoryGroupBox->setChecked(m_settings->get("OverrideMemory").toBool());
+	int min = m_settings->get("MinMemAlloc").toInt();
+	int max = m_settings->get("MaxMemAlloc").toInt();
+	if (min < max) {
+		ui->minMemSpinBox->setValue(min);
+		ui->maxMemSpinBox->setValue(max);
+	} else {
+		ui->minMemSpinBox->setValue(max);
+		ui->maxMemSpinBox->setValue(min);
+	}
+	ui->permGenSpinBox->setValue(m_settings->get("PermGen").toInt());
+	bool permGenVisible = m_settings->get("PermGenVisible").toBool();
+	ui->permGenSpinBox->setVisible(permGenVisible);
+	ui->labelPermGen->setVisible(permGenVisible);
+	ui->labelPermgenNote->setVisible(permGenVisible);
+
+	// Java Settings
+	bool overrideJava = m_settings->get("OverrideJava").toBool();
+	bool overrideLocation =
+		m_settings->get("OverrideJavaLocation").toBool() || overrideJava;
+	bool overrideArgs =
+		m_settings->get("OverrideJavaArgs").toBool() || overrideJava;
+
+	ui->javaSettingsGroupBox->setChecked(overrideLocation);
+	ui->javaPathTextBox->setText(m_settings->get("JavaPath").toString());
+
+	ui->javaArgumentsGroupBox->setChecked(overrideArgs);
+	ui->jvmArgsTextBox->setPlainText(m_settings->get("JvmArgs").toString());
+
+	// Custom commands
+	ui->customCommands->initialize(
+		true, m_settings->get("OverrideCommands").toBool(),
+		m_settings->get("PreLaunchCommand").toString(),
+		m_settings->get("WrapperCommand").toString(),
+		m_settings->get("PostExitCommand").toString());
+
+	// Workarounds
+	ui->nativeWorkaroundsGroupBox->setChecked(
+		m_settings->get("OverrideNativeWorkarounds").toBool());
+	ui->useNativeGLFWCheck->setChecked(
+		m_settings->get("UseNativeGLFW").toBool());
+	ui->useNativeOpenALCheck->setChecked(
+		m_settings->get("UseNativeOpenAL").toBool());
+
+	// Miscellanous
+	ui->gameTimeGroupBox->setChecked(
+		m_settings->get("OverrideGameTime").toBool());
+	ui->showGameTime->setChecked(m_settings->get("ShowGameTime").toBool());
+	ui->recordGameTime->setChecked(m_settings->get("RecordGameTime").toBool());
+
+	ui->serverJoinGroupBox->setChecked(
+		m_settings->get("JoinServerOnLaunch").toBool());
+	ui->serverJoinAddress->setText(
+		m_settings->get("JoinServerOnLaunchAddress").toString());
+}
+
+void InstanceSettingsPage::on_javaDetectBtn_clicked()
+{
+	JavaInstallPtr java;
+
+	VersionSelectDialog vselect(APPLICATION->javalist().get(),
+								tr("Select a Java version"), this, true);
+	vselect.setResizeOn(2);
+	vselect.exec();
+
+	if (vselect.result() == QDialog::Accepted && vselect.selectedVersion()) {
+		java =
+			std::dynamic_pointer_cast<JavaInstall>(vselect.selectedVersion());
+		ui->javaPathTextBox->setText(java->path);
+		bool visible = java->id.requiresPermGen() &&
+					   m_settings->get("OverrideMemory").toBool();
+		ui->permGenSpinBox->setVisible(visible);
+		ui->labelPermGen->setVisible(visible);
+		ui->labelPermgenNote->setVisible(visible);
+		m_settings->set("PermGenVisible", visible);
+	}
+}
+
+void InstanceSettingsPage::on_javaBrowseBtn_clicked()
+{
+	QString raw_path =
+		QFileDialog::getOpenFileName(this, tr("Find Java executable"));
+
+	// do not allow current dir - it's dirty. Do not allow dirs that don't exist
+	if (raw_path.isEmpty()) {
+		return;
+	}
+	QString cooked_path = FS::NormalizePath(raw_path);
+
+	QFileInfo javaInfo(cooked_path);
+	if (!javaInfo.exists() || !javaInfo.isExecutable()) {
+		return;
+	}
+	ui->javaPathTextBox->setText(cooked_path);
+
+	// custom Java could be anything... enable perm gen option
+	ui->permGenSpinBox->setVisible(true);
+	ui->labelPermGen->setVisible(true);
+	ui->labelPermgenNote->setVisible(true);
+	m_settings->set("PermGenVisible", true);
+}
+
+void InstanceSettingsPage::on_javaTestBtn_clicked()
+{
+	if (checker) {
+		return;
+	}
+	checker.reset(new JavaCommon::TestCheck(
+		this, ui->javaPathTextBox->text(),
+		ui->jvmArgsTextBox->toPlainText().replace("\n", " "),
+		ui->minMemSpinBox->value(), ui->maxMemSpinBox->value(),
+		ui->permGenSpinBox->value()));
+	connect(checker.get(), SIGNAL(finished()), SLOT(checkerFinished()));
+	checker->run();
+}
+
+void InstanceSettingsPage::checkerFinished()
+{
+	checker.reset();
+}