From 412855ae3d967ff81a383688397c4d9448a4ee15 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Mr=C3=A1zek?= <peterix@gmail.com>
Date: Sun, 30 Oct 2016 02:37:38 +0100
Subject: NOISSUE refactor window management and launch, make MultiMC a single
 instance application.

---
 libraries/LocalPeer/include/LocalPeer.h | 97 +++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 libraries/LocalPeer/include/LocalPeer.h

(limited to 'libraries/LocalPeer/include/LocalPeer.h')

diff --git a/libraries/LocalPeer/include/LocalPeer.h b/libraries/LocalPeer/include/LocalPeer.h
new file mode 100644
index 00000000..940bfcbd
--- /dev/null
+++ b/libraries/LocalPeer/include/LocalPeer.h
@@ -0,0 +1,97 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Solutions component.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
+**     of its contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#pragma once
+#include <QObject>
+#include <QString>
+#include <memory>
+
+
+class QLocalServer;
+class LockedFile;
+
+class ApplicationId
+{
+public: /* methods */
+	// traditional app = installed system wide and used in a multi-user environment
+	static ApplicationId fromTraditionalApp();
+	// ID based on a path with all the application data (no two instances with the same data path should run)
+	static ApplicationId fromPathAndVersion(const QString & dataPath, const QString & version);
+	// fully custom ID
+	static ApplicationId fromCustomId(const QString & id);
+
+	QString toString()
+	{
+		return m_id;
+	}
+
+private: /* methods */
+	ApplicationId(const QString & value)
+	{
+		m_id = value;
+	}
+
+private: /* data */
+	QString m_id;
+};
+
+class LocalPeer : public QObject
+{
+	Q_OBJECT
+
+public:
+	LocalPeer(QObject *parent, const ApplicationId &appId);
+	~LocalPeer();
+	bool isClient();
+	bool sendMessage(const QString &message, int timeout);
+	ApplicationId applicationId() const;
+
+Q_SIGNALS:
+	void messageReceived(const QString &message);
+
+protected Q_SLOTS:
+	void receiveConnection();
+
+protected:
+	ApplicationId id;
+	QString socketName;
+	std::unique_ptr<QLocalServer> server;
+	std::unique_ptr<LockedFile> lockFile;
+};
-- 
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