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282 lines
9.9 KiB
282 lines
9.9 KiB
14 years ago
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtCore module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QCOREAPPLICATION_H
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#define QCOREAPPLICATION_H
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#include <QtCore/qobject.h>
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#include <QtCore/qcoreevent.h>
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#include <QtCore/qeventloop.h>
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#ifdef QT_INCLUDE_COMPAT
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#include <QtCore/qstringlist.h>
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#endif
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#if defined(Q_WS_WIN) && !defined(tagMSG)
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typedef struct tagMSG MSG;
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#endif
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Core)
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class QCoreApplicationPrivate;
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class QTextCodec;
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class QTranslator;
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class QPostEventList;
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class QStringList;
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#define qApp QCoreApplication::instance()
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class Q_CORE_EXPORT QCoreApplication : public QObject
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{
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Q_OBJECT
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Q_PROPERTY(QString applicationName READ applicationName WRITE setApplicationName)
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Q_PROPERTY(QString applicationVersion READ applicationVersion WRITE setApplicationVersion)
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Q_PROPERTY(QString organizationName READ organizationName WRITE setOrganizationName)
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Q_PROPERTY(QString organizationDomain READ organizationDomain WRITE setOrganizationDomain)
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Q_DECLARE_PRIVATE(QCoreApplication)
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public:
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QCoreApplication(int &argc, char **argv);
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~QCoreApplication();
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#ifdef QT_DEPRECATED
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QT_DEPRECATED static int argc();
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QT_DEPRECATED static char **argv();
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#endif
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static QStringList arguments();
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static void setAttribute(Qt::ApplicationAttribute attribute, bool on = true);
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static bool testAttribute(Qt::ApplicationAttribute attribute);
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static void setOrganizationDomain(const QString &orgDomain);
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static QString organizationDomain();
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static void setOrganizationName(const QString &orgName);
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static QString organizationName();
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static void setApplicationName(const QString &application);
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static QString applicationName();
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static void setApplicationVersion(const QString &version);
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static QString applicationVersion();
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static QCoreApplication *instance() { return self; }
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static int exec();
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static void processEvents(QEventLoop::ProcessEventsFlags flags = QEventLoop::AllEvents);
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static void processEvents(QEventLoop::ProcessEventsFlags flags, int maxtime);
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static void exit(int retcode=0);
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static bool sendEvent(QObject *receiver, QEvent *event);
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static void postEvent(QObject *receiver, QEvent *event);
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static void postEvent(QObject *receiver, QEvent *event, int priority);
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static void sendPostedEvents(QObject *receiver, int event_type);
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static void sendPostedEvents();
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static void removePostedEvents(QObject *receiver);
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static void removePostedEvents(QObject *receiver, int eventType);
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static bool hasPendingEvents();
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virtual bool notify(QObject *, QEvent *);
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static bool startingUp();
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static bool closingDown();
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static QString applicationDirPath();
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static QString applicationFilePath();
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static qint64 applicationPid();
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#ifndef QT_NO_LIBRARY
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static void setLibraryPaths(const QStringList &);
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static QStringList libraryPaths();
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static void addLibraryPath(const QString &);
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static void removeLibraryPath(const QString &);
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#endif // QT_NO_LIBRARY
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#ifndef QT_NO_TRANSLATION
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static void installTranslator(QTranslator * messageFile);
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static void removeTranslator(QTranslator * messageFile);
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#endif
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enum Encoding { CodecForTr, UnicodeUTF8, DefaultCodec = CodecForTr };
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// ### Qt 5: merge
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static QString translate(const char * context,
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const char * key,
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const char * disambiguation = 0,
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Encoding encoding = CodecForTr);
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static QString translate(const char * context,
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const char * key,
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const char * disambiguation,
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Encoding encoding, int n);
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static void flush();
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#if defined(QT3_SUPPORT)
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inline QT3_SUPPORT void lock() {}
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inline QT3_SUPPORT void unlock(bool = true) {}
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inline QT3_SUPPORT bool locked() { return false; }
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inline QT3_SUPPORT bool tryLock() { return false; }
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static inline QT3_SUPPORT void processOneEvent()
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{ processEvents(QEventLoop::WaitForMoreEvents); }
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static QT3_SUPPORT int enter_loop();
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static QT3_SUPPORT void exit_loop();
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static QT3_SUPPORT int loopLevel();
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#endif
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#if defined(Q_WS_WIN)
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virtual bool winEventFilter(MSG *message, long *result);
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#endif
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#if defined(Q_OS_UNIX) && !defined(Q_OS_SYMBIAN)
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static void watchUnixSignal(int signal, bool watch);
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#endif
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typedef bool (*EventFilter)(void *message, long *result);
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EventFilter setEventFilter(EventFilter filter);
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bool filterEvent(void *message, long *result);
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public Q_SLOTS:
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static void quit();
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Q_SIGNALS:
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void aboutToQuit();
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void unixSignal(int);
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protected:
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bool event(QEvent *);
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virtual bool compressEvent(QEvent *, QObject *receiver, QPostEventList *);
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protected:
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QCoreApplication(QCoreApplicationPrivate &p);
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private:
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static bool sendSpontaneousEvent(QObject *receiver, QEvent *event);
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bool notifyInternal(QObject *receiver, QEvent *event);
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void init();
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static QCoreApplication *self;
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Q_DISABLE_COPY(QCoreApplication)
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friend class QEventDispatcherUNIXPrivate;
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friend class QApplication;
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friend class QApplicationPrivate;
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friend class QETWidget;
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friend class Q3AccelManager;
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friend class QShortcutMap;
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friend class QWidget;
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friend class QWidgetPrivate;
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friend bool qt_sendSpontaneousEvent(QObject*, QEvent*);
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friend Q_CORE_EXPORT QString qAppName();
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friend class QClassFactory;
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};
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inline bool QCoreApplication::sendEvent(QObject *receiver, QEvent *event)
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{ if (event) event->spont = false; return self ? self->notifyInternal(receiver, event) : false; }
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inline bool QCoreApplication::sendSpontaneousEvent(QObject *receiver, QEvent *event)
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{ if (event) event->spont = true; return self ? self->notifyInternal(receiver, event) : false; }
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inline void QCoreApplication::sendPostedEvents() { sendPostedEvents(0, 0); }
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#ifdef QT_NO_TRANSLATION
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// Simple versions
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inline QString QCoreApplication::translate(const char *, const char *sourceText,
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const char *, Encoding encoding)
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{
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#ifndef QT_NO_TEXTCODEC
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if (encoding == UnicodeUTF8)
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return QString::fromUtf8(sourceText);
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#else
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Q_UNUSED(encoding)
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#endif
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return QString::fromLatin1(sourceText);
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}
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// Simple versions
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inline QString QCoreApplication::translate(const char *, const char *sourceText,
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const char *, Encoding encoding, int)
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{
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#ifndef QT_NO_TEXTCODEC
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if (encoding == UnicodeUTF8)
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return QString::fromUtf8(sourceText);
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#else
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Q_UNUSED(encoding)
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#endif
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return QString::fromLatin1(sourceText);
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}
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#endif
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// ### merge the four functions into two (using "int n = -1")
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#define Q_DECLARE_TR_FUNCTIONS(context) \
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public: \
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static inline QString tr(const char *sourceText, const char *disambiguation = 0) \
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{ return QCoreApplication::translate(#context, sourceText, disambiguation); } \
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static inline QString trUtf8(const char *sourceText, const char *disambiguation = 0) \
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{ return QCoreApplication::translate(#context, sourceText, disambiguation, \
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QCoreApplication::UnicodeUTF8); } \
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static inline QString tr(const char *sourceText, const char *disambiguation, int n) \
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{ return QCoreApplication::translate(#context, sourceText, disambiguation, \
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QCoreApplication::CodecForTr, n); } \
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static inline QString trUtf8(const char *sourceText, const char *disambiguation, int n) \
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{ return QCoreApplication::translate(#context, sourceText, disambiguation, \
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QCoreApplication::UnicodeUTF8, n); } \
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private:
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typedef void (*QtCleanUpFunction)();
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Q_CORE_EXPORT void qAddPostRoutine(QtCleanUpFunction);
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Q_CORE_EXPORT void qRemovePostRoutine(QtCleanUpFunction);
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Q_CORE_EXPORT QString qAppName(); // get application name
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#if defined(Q_WS_WIN) && !defined(QT_NO_DEBUG_STREAM)
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Q_CORE_EXPORT QString decodeMSG(const MSG &);
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Q_CORE_EXPORT QDebug operator<<(QDebug, const MSG &);
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#endif
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QCOREAPPLICATION_H
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