text: /****************************************************************************
  **
  ** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
  ** All rights reserved.
  ** Contact: Nokia Corporation (qt-info@nokia.com)
  **
  ** This file is part of a Qt Solutions component.
  **
  ** Commercial Usage
  ** Licensees holding valid Qt Commercial licenses may use this file in
  ** accordance with the Qt Solutions Commercial License Agreement provided
  ** with the Software or, alternatively, in accordance with the terms
  ** contained in a written agreement between you and Nokia.
  **
  ** GNU Lesser General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU Lesser
  ** General Public License version 2.1 as published by the Free Software
  ** Foundation and appearing in the file LICENSE.LGPL included in the
  ** packaging of this file.  Please review the following information to
  ** ensure the GNU Lesser General Public License version 2.1 requirements
  ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
  **
  ** In addition, as a special exception, Nokia gives you certain
  ** additional rights. These rights are described in the Nokia Qt LGPL
  ** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
  ** package.
  **
  ** GNU General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU
  ** General Public License version 3.0 as published by the Free Software
  ** Foundation and appearing in the file LICENSE.GPL included in the
  ** packaging of this file.  Please review the following information to
  ** ensure the GNU General Public License version 3.0 requirements will be
  ** met: http://www.gnu.org/copyleft/gpl.html.
  **
  ** Please note Third Party Software included with Qt Solutions may impose
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  ** Party Software they are using.
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  ****************************************************************************/
  
  
  #include <QApplication>
  
  class QtLocalPeer;
  
  #if defined(Q_OS_WIN)
  #  if !defined(QT_QTSINGLEAPPLICATION_EXPORT) && !defined(QT_QTSINGLEAPPLICATION_IMPORT)
  #    define QT_QTSINGLEAPPLICATION_EXPORT
  #  elif defined(QT_QTSINGLEAPPLICATION_IMPORT)
  #    if defined(QT_QTSINGLEAPPLICATION_EXPORT)
  #      undef QT_QTSINGLEAPPLICATION_EXPORT
  #    endif
  #    define QT_QTSINGLEAPPLICATION_EXPORT __declspec(dllimport)
  #  elif defined(QT_QTSINGLEAPPLICATION_EXPORT)
  #    undef QT_QTSINGLEAPPLICATION_EXPORT
  #    define QT_QTSINGLEAPPLICATION_EXPORT __declspec(dllexport)
  #  endif
  #else
  #  define QT_QTSINGLEAPPLICATION_EXPORT
  #endif
  
  class QT_QTSINGLEAPPLICATION_EXPORT QtSingleApplication : public QApplication
  {
      Q_OBJECT
  
  public:
      QtSingleApplication(int &argc, char** argv, bool GUIenabled = true);
      QtSingleApplication(const QString &id, int &argc, char** argv);
  
      bool isRunning();
      void setAppId(const QString &id);
      QString id() const;
  
      void setActivationWindow(QWidget* aw, bool activateOnMessage = true);
      QWidget* activationWindow() const;
  
      // Obsolete:
      void initialize(bool dummy = true)
      { isRunning(); Q_UNUSED(dummy) }
  
  public Q_SLOTS:
      bool sendMessage(const QString &message, int timeout = 5000);
      void activateWindow();
  
  
  Q_SIGNALS:
      void messageReceived(const QString &message);
  
  
  private:
      void sysInit(const QString &appId = QString());
      QtLocalPeer* peer;
      QWidget* actWin;
  };
  