File indexing completed on 2024-05-19 04:38:46 

0001 /****************************************************************************
0002 **
0003 ** Copyright (C) 2016 The Qt Company Ltd.
0004 ** Contact: https://www.qt.io/licensing/
0005 **
0006 ** This file is part of Qt Creator.
0007 **
0008 ** Commercial License Usage
0009 ** Licensees holding valid commercial Qt licenses may use this file in
0010 ** accordance with the commercial license agreement provided with the
0011 ** Software or, alternatively, in accordance with the terms contained in
0012 ** a written agreement between you and The Qt Company. For licensing terms
0013 ** and conditions see https://www.qt.io/terms-conditions. For further
0014 ** information use the contact form at https://www.qt.io/contact-us.
0015 **
0016 ** GNU General Public License Usage
0017 ** Alternatively, this file may be used under the terms of the GNU
0018 ** General Public License version 3 as published by the Free Software
0019 ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
0020 ** included in the packaging of this file. Please review the following
0021 ** information to ensure the GNU General Public License requirements will
0022 ** be met: https://www.gnu.org/licenses/gpl-3.0.html.
0023 **
0024 ****************************************************************************/
0025 
0026 #include <QApplication>
0027 
0028 QT_FORWARD_DECLARE_CLASS(QSharedMemory)
0029 
0030 namespace SharedTools {
0031 
0032 class QtLocalPeer;
0033 
0034 class QtSingleApplication : public QApplication
0035 {
0036     Q_OBJECT
0037 
0038 public:
0039     QtSingleApplication(const QString &id, int &argc, char **argv);
0040     ~QtSingleApplication();
0041 
0042     bool isRunning(qint64 pid = -1);
0043 
0044     void setActivationWindow(QWidget* aw, bool activateOnMessage = true);
0045     QWidget* activationWindow() const;
0046     bool event(QEvent *event);
0047 
0048     QString applicationId() const;
0049     void setBlock(bool value);
0050 
0051 public Q_SLOTS:
0052     bool sendMessage(const QString &message, int timeout = 5000, qint64 pid = -1);
0053     void activateWindow();
0054 
0055 Q_SIGNALS:
0056     void messageReceived(const QString &message, QObject *socket);
0057     void fileOpenRequest(const QString &file);
0058 
0059 private:
0060     QString instancesFileName(const QString &appId);
0061 
0062     qint64 firstPeer;
0063     QSharedMemory *instances;
0064     QtLocalPeer *pidPeer;
0065     QWidget *actWin;
0066     QString appId;
0067     bool block;
0068 };
0069 
0070 } // namespace SharedTools