PrismLauncher/logic/launch/LoggedProcess.h

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/* 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.
*/
#pragma once
#include <QProcess>
#include "MessageLevel.h"
/*
* This is a basic process.
* It has line-based logging support and hides some of the nasty bits.
*/
class LoggedProcess : public QProcess
{
Q_OBJECT
public:
enum State
{
NotRunning,
Starting,
FailedToStart,
Running,
Finished,
Crashed,
Aborted
};
public:
explicit LoggedProcess(QObject* parent = 0);
virtual ~LoggedProcess() {};
State state() const;
int exitCode() const;
qint64 processId() const;
signals:
void log(QStringList lines, MessageLevel::Enum level);
void stateChanged(LoggedProcess::State state);
public slots:
/**
* @brief kill the process - equivalent to kill -9
*/
void kill();
private slots:
void on_stdErr();
void on_stdOut();
void on_exit(int exit_code, QProcess::ExitStatus status);
void on_error(QProcess::ProcessError error);
void on_stateChange(QProcess::ProcessState);
private:
void changeState(LoggedProcess::State state);
private:
QString m_err_leftover;
QString m_out_leftover;
bool m_killed = false;
State m_state = NotRunning;
int m_exit_code = 0;
bool m_is_aborting = false;
};