/****************************************************************************

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** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

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** 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

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**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

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** $QT_END_LICENSE$

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****************************************************************************/

#ifndef QCOREAPPLICATION_H

#define QCOREAPPLICATION_H

#include <QtCore/qobject.h>

#include <QtCore/qcoreevent.h>

#include <QtCore/qeventloop.h>

#ifdef QT_INCLUDE_COMPAT

#include <QtCore/qstringlist.h>

#endif

#if defined(Q_WS_WIN) && !defined(tagMSG)

typedef struct tagMSG MSG;

#endif

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Core)

class QCoreApplicationPrivate;

class QTextCodec;

class QTranslator;

class QPostEventList;

class QStringList;

#define qApp QCoreApplication::instance()

class Q_CORE_EXPORT QCoreApplication : public QObject

{

    Q_OBJECT

    Q_PROPERTY(QString applicationName READ applicationName WRITE setApplicationName)

    Q_PROPERTY(QString applicationVersion READ applicationVersion WRITE setApplicationVersion)

    Q_PROPERTY(QString organizationName READ organizationName WRITE setOrganizationName)

    Q_PROPERTY(QString organizationDomain READ organizationDomain WRITE setOrganizationDomain)

    Q_DECLARE_PRIVATE(QCoreApplication)

public:

    QCoreApplication(int &argc, char **argv);

    ~QCoreApplication();

#ifdef QT_DEPRECATED

    QT_DEPRECATED static int argc();

    QT_DEPRECATED static char **argv();

#endif

    static QStringList arguments();

    static void setAttribute(Qt::ApplicationAttribute attribute, bool on = true);

    static bool testAttribute(Qt::ApplicationAttribute attribute);

    static void setOrganizationDomain(const QString &orgDomain);

    static QString organizationDomain();

    static void setOrganizationName(const QString &orgName);

    static QString organizationName();

    static void setApplicationName(const QString &application);

    static QString applicationName();

    static void setApplicationVersion(const QString &version);

    static QString applicationVersion();

    static QCoreApplication *instance() { return self; }

    static int exec();

    static void processEvents(QEventLoop::ProcessEventsFlags flags = QEventLoop::AllEvents);

    static void processEvents(QEventLoop::ProcessEventsFlags flags, int maxtime);

    static void exit(int retcode=0);

    static bool sendEvent(QObject *receiver, QEvent *event);

    static void postEvent(QObject *receiver, QEvent *event);

    static void postEvent(QObject *receiver, QEvent *event, int priority);

    static void sendPostedEvents(QObject *receiver, int event_type);

    static void sendPostedEvents();

    static void removePostedEvents(QObject *receiver);

    static void removePostedEvents(QObject *receiver, int eventType);

    static bool hasPendingEvents();

    virtual bool notify(QObject *, QEvent *);

    static bool startingUp();

    static bool closingDown();

    static QString applicationDirPath();

    static QString applicationFilePath();

    static qint64 applicationPid();

#ifndef QT_NO_LIBRARY

    static void setLibraryPaths(const QStringList &);

    static QStringList libraryPaths();

    static void addLibraryPath(const QString &);

    static void removeLibraryPath(const QString &);

#endif // QT_NO_LIBRARY

#ifndef QT_NO_TRANSLATION

    static void installTranslator(QTranslator * messageFile);

    static void removeTranslator(QTranslator * messageFile);

#endif

    enum Encoding { CodecForTr, UnicodeUTF8, DefaultCodec = CodecForTr };

    // ### Qt 5: merge

    static QString translate(const char * context,

                             const char * key,

                             const char * disambiguation = 0,

                             Encoding encoding = CodecForTr);

    static QString translate(const char * context,

                             const char * key,

                             const char * disambiguation,

                             Encoding encoding, int n);

    static void flush();

#if defined(QT3_SUPPORT)

    inline QT3_SUPPORT void lock() {}

    inline QT3_SUPPORT void unlock(bool = true) {}

    inline QT3_SUPPORT bool locked() { return false; }

    inline QT3_SUPPORT bool tryLock() { return false; }

    static inline QT3_SUPPORT void processOneEvent()

    { processEvents(QEventLoop::WaitForMoreEvents); }

    static QT3_SUPPORT int enter_loop();

    static QT3_SUPPORT void exit_loop();

    static QT3_SUPPORT int loopLevel();

#endif

#if defined(Q_WS_WIN)

    virtual bool winEventFilter(MSG *message, long *result);

#endif

#if defined(Q_OS_UNIX) && !defined(Q_OS_SYMBIAN)

    static void watchUnixSignal(int signal, bool watch);

#endif

    typedef bool (*EventFilter)(void *message, long *result);

    EventFilter setEventFilter(EventFilter filter);

    bool filterEvent(void *message, long *result);

public Q_SLOTS:

    static void quit();

Q_SIGNALS:

    void aboutToQuit();

    void unixSignal(int);

protected:

    bool event(QEvent *);

    virtual bool compressEvent(QEvent *, QObject *receiver, QPostEventList *);

protected:

    QCoreApplication(QCoreApplicationPrivate &p);

private:

    static bool sendSpontaneousEvent(QObject *receiver, QEvent *event);

    bool notifyInternal(QObject *receiver, QEvent *event);

    void init();

    static QCoreApplication *self;

    Q_DISABLE_COPY(QCoreApplication)

    friend class QEventDispatcherUNIXPrivate;

    friend class QApplication;

    friend class QApplicationPrivate;

    friend class QETWidget;

    friend class Q3AccelManager;

    friend class QShortcutMap;

    friend class QWidget;

    friend class QWidgetPrivate;

    friend bool qt_sendSpontaneousEvent(QObject*, QEvent*);

    friend Q_CORE_EXPORT QString qAppName();

    friend class QClassFactory;

};

inline bool QCoreApplication::sendEvent(QObject *receiver, QEvent *event)

{  if (event) event->spont = false; return self ? self->notifyInternal(receiver, event) : false; }

inline bool QCoreApplication::sendSpontaneousEvent(QObject *receiver, QEvent *event)

{ if (event) event->spont = true; return self ? self->notifyInternal(receiver, event) : false; }

inline void QCoreApplication::sendPostedEvents() { sendPostedEvents(0, 0); }

#ifdef QT_NO_TRANSLATION

// Simple versions

inline QString QCoreApplication::translate(const char *, const char *sourceText,

                                           const char *, Encoding encoding)

{

#ifndef QT_NO_TEXTCODEC

    if (encoding == UnicodeUTF8)

        return QString::fromUtf8(sourceText);

#else

    Q_UNUSED(encoding)

#endif

    return QString::fromLatin1(sourceText);

}

// Simple versions

inline QString QCoreApplication::translate(const char *, const char *sourceText,

                                           const char *, Encoding encoding, int)

{

#ifndef QT_NO_TEXTCODEC

    if (encoding == UnicodeUTF8)

        return QString::fromUtf8(sourceText);

#else

    Q_UNUSED(encoding)

#endif

    return QString::fromLatin1(sourceText);

}

#endif

// ### merge the four functions into two (using "int n = -1")

#define Q_DECLARE_TR_FUNCTIONS(context) \

public: \

    static inline QString tr(const char *sourceText, const char *disambiguation = 0) \

        { return QCoreApplication::translate(#context, sourceText, disambiguation); } \

    static inline QString trUtf8(const char *sourceText, const char *disambiguation = 0) \

        { return QCoreApplication::translate(#context, sourceText, disambiguation, \

                                             QCoreApplication::UnicodeUTF8); } \

    static inline QString tr(const char *sourceText, const char *disambiguation, int n) \

        { return QCoreApplication::translate(#context, sourceText, disambiguation, \

                                             QCoreApplication::CodecForTr, n); } \

    static inline QString trUtf8(const char *sourceText, const char *disambiguation, int n) \

        { return QCoreApplication::translate(#context, sourceText, disambiguation, \

                                             QCoreApplication::UnicodeUTF8, n); } \

private:

typedef void (*QtCleanUpFunction)();

Q_CORE_EXPORT void qAddPostRoutine(QtCleanUpFunction);

Q_CORE_EXPORT void qRemovePostRoutine(QtCleanUpFunction);

Q_CORE_EXPORT QString qAppName();                // get application name

#if defined(Q_WS_WIN) && !defined(QT_NO_DEBUG_STREAM)

Q_CORE_EXPORT QString decodeMSG(const MSG &);

Q_CORE_EXPORT QDebug operator<<(QDebug, const MSG &);

#endif

QT_END_NAMESPACE

QT_END_HEADER

#endif // QCOREAPPLICATION_H