Add quit launcher after game stops option (Steam Deck)

lecense

launcher/Application.cpp

@@ -727,6 +727,7 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
         m_settings->registerSetting("PastebinURL", "https://0x0.st");
 
         m_settings->registerSetting("CloseAfterLaunch", false);
+        m_settings->registerSetting("QuitAfterGameStop", false);
 
         // Custom MSA credentials
         m_settings->registerSetting("MSAClientIDOverride", "");

launcher/CMakeLists.txt

@@ -144,6 +144,8 @@ set(LAUNCH_SOURCES
     launch/steps/TextPrint.h
     launch/steps/Update.cpp
     launch/steps/Update.h
+    launch/steps/QuitAfterGameStop.cpp
+    launch/steps/QuitAfterGameStop.h
     launch/LaunchStep.cpp
     launch/LaunchStep.h
     launch/LaunchTask.cpp

launcher/launch/steps/QuitAfterGameStop.cpp

@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 dada513 <dada513@protonmail.com>
+ *
+ *  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/>.
+ */
+
+#include "QuitAfterGameStop.h"
+#include <launch/LaunchTask.h>
+#include "Application.h"
+
+void QuitAfterGameStop::executeTask()
+{
+    APPLICATION->quit();
+}

launcher/launch/steps/QuitAfterGameStop.h

@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 dada513 <dada513@protonmail.com>
+ *
+ *  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/>.
+ */
+
+#pragma once
+
+#include <launch/LaunchStep.h>
+
+class QuitAfterGameStop: public LaunchStep
+{
+    Q_OBJECT
+public:
+    explicit QuitAfterGameStop(LaunchTask *parent) :LaunchStep(parent){};
+    virtual ~QuitAfterGameStop() {};
+
+    virtual void executeTask();
+    virtual bool canAbort() const
+    {
+        return false;
+    }
+};

launcher/minecraft/MinecraftInstance.cpp

@@ -20,6 +20,7 @@
 #include "launch/steps/PreLaunchCommand.h"
 #include "launch/steps/TextPrint.h"
 #include "launch/steps/CheckJava.h"
+#include "launch/steps/QuitAfterGameStop.h"
 
 #include "minecraft/launch/LauncherPartLaunch.h"
 #include "minecraft/launch/DirectJavaLaunch.h"
@@ -935,6 +936,11 @@ shared_qobject_ptr<LaunchTask> MinecraftInstance::createLaunchTask(AuthSessionPt
     {
         process->setCensorFilter(createCensorFilterFromSession(session));
     }
+    if(APPLICATION->settings()->get("QuitAfterGameStop").toBool())
+    {
+        auto step = new QuitAfterGameStop(pptr);
+        process->appendStep(step);
+    }
     m_launchProcess = process;
     emit launchTaskChanged(m_launchProcess);
     return m_launchProcess;

launcher/minecraft/launch/LauncherPartLaunch.cpp

@@ -170,6 +170,7 @@ void LauncherPartLaunch::on_state(LoggedProcess::State state)
         {
             if (APPLICATION->settings()->get("CloseAfterLaunch").toBool())
                 APPLICATION->showMainWindow();
+
             m_parent->setPid(-1);
             // if the exit code wasn't 0, report this as a crash
             auto exitCode = m_process.exitCode();

launcher/ui/pages/global/MinecraftPage.cpp

@@ -94,6 +94,7 @@ void MinecraftPage::applySettings()
 
     // Miscellaneous
     s->set("CloseAfterLaunch", ui->closeAfterLaunchCheck->isChecked());
+    s->set("QuitAfterGameStop", ui->quitAfterGameStopCheck->isChecked());
 }
 
 void MinecraftPage::loadSettings()
@@ -113,6 +114,7 @@ void MinecraftPage::loadSettings()
     ui->recordGameTime->setChecked(s->get("RecordGameTime").toBool());
 
     ui->closeAfterLaunchCheck->setChecked(s->get("CloseAfterLaunch").toBool());
+    ui->quitAfterGameStopCheck->setChecked(s->get("QuitAfterGameStop").toBool());
 }
 
 void MinecraftPage::retranslate()

launcher/ui/pages/global/MinecraftPage.ui

@@ -180,6 +180,16 @@
             </property>
            </widget>
           </item>
+          <item>
+            <widget class="QCheckBox" name="quitAfterGameStopCheck">
+             <property name="toolTip">
+              <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;PolyMC will automatically exit if the game crashes or exists.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+             </property>
+             <property name="text">
+              <string>Quit PolyMC after game window stops</string>
+             </property>
+            </widget>
+           </item>
          </layout>
         </widget>
        </item>