text: /****************************************************************************
  **
  ** Copyright (C) 2016 The Qt Company Ltd.
  ** Contact: https://www.qt.io/licensing/
  **
  ** This file is part of the QtCore module of the Qt Toolkit.
  **
  ** $QT_BEGIN_LICENSE:LGPL$
  ** Commercial License Usage
  ** Licensees holding valid commercial Qt licenses may use this file in
  ** accordance with the commercial license agreement provided with the
  ** Software or, alternatively, in accordance with the terms contained in
  ** a written agreement between you and The Qt Company. For licensing terms
  ** and conditions see https://www.qt.io/terms-conditions. For further
  ** information use the contact form at https://www.qt.io/contact-us.
  **
  ** GNU Lesser General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU Lesser
  ** General Public License version 3 as published by the Free Software
  ** Foundation and appearing in the file LICENSE.LGPL3 included in the
  ** packaging of this file. Please review the following information to
  ** ensure the GNU Lesser General Public License version 3 requirements
  ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
  **
  ** GNU General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU
  ** General Public License version 2.0 or (at your option) the GNU General
  ** Public license version 3 or any later version approved by the KDE Free
  ** Qt Foundation. The licenses are as published by the Free Software
  ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
  ** included in the packaging of this file. Please review the following
  ** information to ensure the GNU General Public License requirements will
  ** be met: https://www.gnu.org/licenses/gpl-2.0.html and
  ** https://www.gnu.org/licenses/gpl-3.0.html.
  **
  ** $QT_END_LICENSE$
  **
  ****************************************************************************/
  
  #ifndef QCOREAPPLICATION_P_H
  #define QCOREAPPLICATION_P_H
  
  //
  //  W A R N I N G
  //  -------------
  //
  // This file is not part of the Qt API.  It exists purely as an
  // implementation detail.  This header file may change from version to
  // version without notice, or even be removed.
  //
  // We mean it.
  //
  
  #include "QtCore/qcoreapplication.h"
  #include "QtCore/qtranslator.h"
  #include "QtCore/qsettings.h"
  #ifndef QT_NO_QOBJECT
  #include "private/qobject_p.h"
  #endif
  
  #ifdef Q_OS_MACOS
  #include "private/qcore_mac_p.h"
  #endif
  
  QT_BEGIN_NAMESPACE
  
  typedef QList<QTranslator*> QTranslatorList;
  
  class QAbstractEventDispatcher;
  
  class Q_CORE_EXPORT QCoreApplicationPrivate
  #ifndef QT_NO_QOBJECT
      : public QObjectPrivate
  #endif
  {
      Q_DECLARE_PUBLIC(QCoreApplication)
  
  public:
      enum Type {
          Tty,
          Gui
      };
  
      QCoreApplicationPrivate(int &aargc,  char **aargv, uint flags);
      ~QCoreApplicationPrivate();
  
      void init();
  
      QString appName() const;
      QString appVersion() const;
  
  #ifdef Q_OS_DARWIN
      static QString infoDictionaryStringProperty(const QString &propertyName);
  #endif
  
      static void initLocale();
  
      static bool checkInstance(const char *method);
  
  #ifndef QT_NO_QOBJECT
      bool sendThroughApplicationEventFilters(QObject *, QEvent *);
      static bool sendThroughObjectEventFilters(QObject *, QEvent *);
      static bool notify_helper(QObject *, QEvent *);
      static inline void setEventSpontaneous(QEvent *e, bool spontaneous) { e->spont = spontaneous; }
  
      virtual void createEventDispatcher();
      virtual void eventDispatcherReady();
      static void removePostedEvent(QEvent *);
  #ifdef Q_OS_WIN
      static void removePostedTimerEvent(QObject *object, int timerId);
  #endif
  
      QAtomicInt quitLockRef;
      void ref();
      void deref();
      virtual bool shouldQuit() {
        return true;
      }
      void maybeQuit();
  
      static QBasicAtomicPointer<QThread> theMainThread;
      static QThread *mainThread();
      static bool threadRequiresCoreApplication();
  
      static void sendPostedEvents(QObject *receiver, int event_type, QThreadData *data);
  
      static void checkReceiverThread(QObject *receiver);
      void cleanupThreadData();
  #endif // QT_NO_QOBJECT
  
      int &argc;
      char **argv;
  #if defined(Q_OS_WIN) && !defined(Q_OS_WINRT)
      int origArgc;
      char **origArgv; // store unmodified arguments for QCoreApplication::arguments()
  #endif
      void appendApplicationPathToLibraryPaths(void);
  
  #ifndef QT_NO_TRANSLATION
      QTranslatorList translators;
      QReadWriteLock translateMutex;
      static bool isTranslatorInstalled(QTranslator *translator);
  #endif
  
      QCoreApplicationPrivate::Type application_type;
  
      QString cachedApplicationDirPath;
      static QString *cachedApplicationFilePath;
      static void setApplicationFilePath(const QString &path);
      static inline void clearApplicationFilePath() { delete cachedApplicationFilePath; cachedApplicationFilePath = 0; }
  
  #ifndef QT_NO_QOBJECT
      void execCleanup();
  
      bool in_exec;
      bool aboutToQuitEmitted;
      bool threadData_clean;
  
      static QAbstractEventDispatcher *eventDispatcher;
      static bool is_app_running;
      static bool is_app_closing;
  #endif
  
      static bool setuidAllowed;
      static uint attribs;
      static inline bool testAttribute(uint flag) { return attribs & (1 << flag); }
      static int app_compile_version;
  
      void processCommandLineArguments();
      QString qmljs_debug_arguments; // a string containing arguments for js/qml debugging.
      inline QString qmljsDebugArgumentsString() { return qmljs_debug_arguments; }
  
  #ifdef QT_NO_QOBJECT
      QCoreApplication *q_ptr;
  #endif
  };
  
  QT_END_NAMESPACE
  
  #endif // QCOREAPPLICATION_P_H
  