GH-1053 add back update progress dialog

1 files changed, 138 insertions, 0 deletions

diff --git a/logic/launch/steps/LaunchMinecraft.cpp b/logic/launch/steps/LaunchMinecraft.cpp
new file mode 100644
index 00000000..f01a584d
--- /dev/null
+++ b/logic/launch/steps/LaunchMinecraft.cpp
@@ -0,0 +1,138 @@
+/* Copyright 2013-2015 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 "LaunchMinecraft.h"
+#include <launch/LaunchTask.h>
+#include <minecraft/OneSixInstance.h>
+#include <QStandardPaths>
+
+LaunchMinecraft::LaunchMinecraft(LaunchTask *parent) : LaunchStep(parent)
+{
+	connect(&m_process, &LoggedProcess::log, this, &LaunchMinecraft::logLines);
+	connect(&m_process, &LoggedProcess::stateChanged, this, &LaunchMinecraft::on_state);
+}
+
+void LaunchMinecraft::executeTask()
+{
+	auto instance = m_parent->instance();
+	std::shared_ptr<MinecraftInstance> minecraftInstance = std::dynamic_pointer_cast<MinecraftInstance>(instance);
+	QStringList args = minecraftInstance->javaArguments();
+
+	QString allArgs = args.join(", ");
+	emit logLine("Java Arguments:\n[" + m_parent->censorPrivateInfo(allArgs) + "]\n\n", MessageLevel::MultiMC);
+
+	auto javaPath = instance->settings()->get("JavaPath").toString();
+
+	m_process.setProcessEnvironment(instance->createEnvironment());
+
+	QString wrapperCommand = instance->getWrapperCommand();
+	if(!wrapperCommand.isEmpty())
+	{
+		auto realWrapperCommand = QStandardPaths::findExecutable(wrapperCommand);
+		if (realWrapperCommand.isEmpty())
+		{
+			QString reason = tr("The wrapper command \"%1\" couldn't be found.").arg(wrapperCommand);
+			emit logLine(reason, MessageLevel::Fatal);
+			emitFailed(reason);
+			return;
+		}
+		emit logLine("Wrapper command is:\n" + wrapperCommand + "\n\n", MessageLevel::MultiMC);
+		args.prepend(javaPath);
+		m_process.start(wrapperCommand, args);
+	}
+	else
+	{
+		m_process.start(javaPath, args);
+	}
+}
+
+void LaunchMinecraft::on_state(LoggedProcess::State state)
+{
+	switch(state)
+	{
+		case LoggedProcess::FailedToStart:
+		{
+			//: Error message displayed if instace can't start
+			QString reason = tr("Could not launch minecraft!");
+			emit logLine(reason, MessageLevel::Fatal);
+			emitFailed(reason);
+			return;
+		}
+		case LoggedProcess::Aborted:
+		case LoggedProcess::Crashed:
+
+		{
+			m_parent->setPid(-1);
+			emitFailed("Game crashed.");
+			return;
+		}
+		case LoggedProcess::Finished:
+		{
+			m_parent->setPid(-1);
+			auto exitCode = m_process.exitCode();
+			//FIXME: make this work again
+			// m_postlaunchprocess.processEnvironment().insert("INST_EXITCODE", QString(exitCode));
+			// run post-exit
+			emitSucceeded();
+			break;
+		}
+		case LoggedProcess::Running:
+			emit logLine(tr("Minecraft process ID: %1\n\n").arg(m_process.processId()), MessageLevel::MultiMC);
+			m_parent->setPid(m_process.pid());
+			m_parent->instance()->setLastLaunch();
+			// send the launch script to the launcher part
+			m_process.write(m_launchScript.toUtf8());
+
+			mayProceed = true;
+			emit readyForLaunch();
+			break;
+		default:
+			break;
+	}
+}
+
+void LaunchMinecraft::setWorkingDirectory(const QString &wd)
+{
+	m_process.setWorkingDirectory(wd);
+}
+
+void LaunchMinecraft::proceed()
+{
+	if(mayProceed)
+	{
+		QString launchString("launch\n");
+		m_process.write(launchString.toUtf8());
+		mayProceed = false;
+	}
+}
+
+bool LaunchMinecraft::abort()
+{
+	if(mayProceed)
+	{
+		mayProceed = false;
+		QString launchString("abort\n");
+		m_process.write(launchString.toUtf8());
+	}
+	else
+	{
+		auto state = m_process.state();
+		if (state == LoggedProcess::Running || state == LoggedProcess::Starting)
+		{
+			m_process.kill();
+		}
+	}
+	return true;
+}