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Added support for VS2017 version 15.5.0.
[mutilities/MUtilities.git] / src / Startup.cpp
index 6bbd438..4795a2b 100644 (file)
@@ -1,6 +1,6 @@
 ///////////////////////////////////////////////////////////////////////////////
 // MuldeR's Utilities for Qt
-// Copyright (C) 2004-2016 LoRd_MuldeR <MuldeR2@GMX.de>
+// Copyright (C) 2004-2017 LoRd_MuldeR <MuldeR2@GMX.de>
 //
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
 #include <QFont>
 #include <QMessageBox>
 #include <QtPlugin>
+#if QT_VERSION >= QT_VERSION_CHECK(5,0,0)
+#include <QAbstractNativeEventFilter>
+#else
+#define QAbstractNativeEventFilter QObject
+#define Q_DECL_OVERRIDE
+#endif
 
 //CRT
 #include <string.h>
 
+//MSVC
+#if defined(_MSC_VER)
+#define FORCE_INLINE __forceinline
+#else
+#define FORCE_INLINE inline
+#endif
+
 ///////////////////////////////////////////////////////////////////////////////
 // Qt Static Initialization
 ///////////////////////////////////////////////////////////////////////////////
@@ -96,38 +109,85 @@ namespace MUtils
 // MESSAGE HANDLER
 ///////////////////////////////////////////////////////////////////////////////
 
-static void qt_message_handler(QtMsgType type, const char *msg)
+#if QT_VERSION < QT_VERSION_CHECK(5,0,0)
+static void qt_message_handler(QtMsgType type, const char *const msg)
 {
-       if((!msg) || (!(msg[0])))
+       if (msg && msg[0])
        {
-               return;
+               MUtils::Terminal::write(type, msg);
+               if ((type == QtCriticalMsg) || (type == QtFatalMsg))
+               {
+                       MUtils::OS::fatal_exit(MUTILS_WCHR(QString::fromUtf8(msg)));
+               }
        }
-
-       MUtils::Terminal::write(type, msg);
-
-       if((type == QtCriticalMsg) || (type == QtFatalMsg))
+}
+#else
+#define qInstallMsgHandler(X) qInstallMessageHandler((X))
+static void qt_message_handler(QtMsgType type, const QMessageLogContext&, const QString &msg)
+{
+       if (!msg.isEmpty())
        {
-               MUtils::OS::fatal_exit(MUTILS_WCHR(QString::fromUtf8(msg)));
+               MUtils::Terminal::write(type, msg.toUtf8().constData());
+               if ((type == QtCriticalMsg) || (type == QtFatalMsg))
+               {
+                       MUtils::OS::fatal_exit(MUTILS_WCHR(msg));
+               }
        }
 }
+#endif
 
-static bool qt_event_filter(void *message, long *result)
+///////////////////////////////////////////////////////////////////////////////
+// EVENT FILTER
+///////////////////////////////////////////////////////////////////////////////
+
+namespace MUtils
 {
-       return MUtils::OS::handle_os_message(message, result);
+       namespace Startup
+       {
+               namespace Internal
+               {
+                       class NativeEventFilter : public QAbstractNativeEventFilter
+                       {
+                       public:
+                               bool nativeEventFilter(const QByteArray&, void *message, long *result) Q_DECL_OVERRIDE
+                               {
+                                       return filterEvent(message, result);
+                               };
+
+                               static FORCE_INLINE bool filterEvent(void *message, long *result)
+                               {
+                                       return MUtils::OS::handle_os_message(message, result);
+                               }
+
+                               static NativeEventFilter *instance(void)
+                               {
+                                       while (m_instance.isNull())
+                                       {
+                                               m_instance.reset(new NativeEventFilter());
+                                       }
+                                       return m_instance.data();
+                               }
+
+                       private:
+                               NativeEventFilter(void) {}
+                               static QScopedPointer<MUtils::Startup::Internal::NativeEventFilter> m_instance;
+                       };
+               }
+       }
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // STARTUP FUNCTION
 ///////////////////////////////////////////////////////////////////////////////
 
-static int startup_main(int &argc, char **argv, MUtils::Startup::main_function_t *const entry_point, const char* const appName, const bool &debugConsole)
+static FORCE_INLINE int startup_main(int &argc, char **argv, MUtils::Startup::main_function_t *const entry_point, const char* const appName, const bool &debugConsole)
 {
        qInstallMsgHandler(qt_message_handler);
        MUtils::Terminal::setup(argc, argv, appName, MUTILS_DEBUG || debugConsole);
        return entry_point(argc, argv);
 }
 
-static int startup_helper(int &argc, char **argv, MUtils::Startup::main_function_t *const entry_point, const char* const appName, const bool &debugConsole)
+static FORCE_INLINE int startup_helper(int &argc, char **argv, MUtils::Startup::main_function_t *const entry_point, const char* const appName, const bool &debugConsole)
 {
        int iResult = -1;
        try
@@ -184,7 +244,7 @@ int MUtils::Startup::startup(int &argc, char **argv, main_function_t *const entr
 static QMutex g_init_lock;
 static const char *const g_imageformats[] = {"bmp", "png", "jpg", "gif", "ico", "xpm", "svg", NULL};
 
-static QString getExecutableName(int &argc, char **argv)
+static FORCE_INLINE QString getExecutableName(int &argc, char **argv)
 {
        if(argc >= 1)
        {
@@ -205,22 +265,23 @@ static QString getExecutableName(int &argc, char **argv)
        return QLatin1String("Program.exe");
 }
 
-static void qt_registry_cleanup(void)
+static FORCE_INLINE void qt_registry_cleanup(void)
 {
        static const wchar_t *const QT_JUNK_KEY = L"Software\\Trolltech\\OrganizationDefaults";
        MUtils::Registry::reg_key_delete(MUtils::Registry::root_user, MUTILS_QSTR(QT_JUNK_KEY), true, true);
 }
 
-QApplication *MUtils::Startup::create_qt(int &argc, char **argv, const QString &appName)
+QApplication *MUtils::Startup::create_qt(int &argc, char **argv, const QString &appName, const QString &appAuthor, const QString &appDomain)
 {
        QMutexLocker lock(&g_init_lock);
        const OS::ArgumentMap &arguments = MUtils::OS::arguments();
 
        //Don't initialized again, if done already
-       if(QApplication::instance() != NULL)
+       QScopedPointer<QApplication> application(dynamic_cast<QApplication*>(QApplication::instance()));
+       if(!application.isNull())
        {
                qWarning("Qt is already initialized!");
-               return NULL;
+               return application.take();
        }
 
        //Extract executable name from argv[] array
@@ -229,7 +290,7 @@ QApplication *MUtils::Startup::create_qt(int &argc, char **argv, const QString &
        //Check Qt version
 #ifdef QT_BUILD_KEY
        qDebug("Using Qt v%s [%s], %s, %s", qVersion(), QLibraryInfo::buildDate().toString(Qt::ISODate).toLatin1().constData(), (qSharedBuild() ? "DLL" : "Static"), QLibraryInfo::buildKey().toLatin1().constData());
-       qDebug("Compiled with Qt v%s [%s], %s\n", QT_VERSION_STR, QT_PACKAGEDATE_STR, QT_BUILD_KEY);
+       qDebug("Compiled with Qt v%s, %s\n", QT_VERSION_STR, QT_BUILD_KEY);
        if(_stricmp(qVersion(), QT_VERSION_STR))
        {
                qFatal("%s", QApplication::tr("Executable '%1' requires Qt v%2, but found Qt v%3.").arg(executableName, QString::fromLatin1(QT_VERSION_STR), QString::fromLatin1(qVersion())).toLatin1().constData());
@@ -242,7 +303,7 @@ QApplication *MUtils::Startup::create_qt(int &argc, char **argv, const QString &
        }
 #else
        qDebug("Using Qt v%s [%s], %s", qVersion(), QLibraryInfo::buildDate().toString(Qt::ISODate).toLatin1().constData(), (qSharedBuild() ? "DLL" : "Static"));
-       qDebug("Compiled with Qt v%s [%s]\n", QT_VERSION_STR, QT_PACKAGEDATE_STR);
+       qDebug("Compiled with Qt v%s\n", QT_VERSION_STR);
 #endif
 
        //Check the Windows version
@@ -285,7 +346,7 @@ QApplication *MUtils::Startup::create_qt(int &argc, char **argv, const QString &
        QTextCodec::setCodecForLocale(QTextCodec::codecForName("UTF-8"));
 
        //Create Qt application instance
-       QApplication *application = new QApplication(argc, argv);
+       application.reset(new QApplication(argc, argv));
 
        //Register the Qt clean-up function
        atexit(qt_registry_cleanup);
@@ -296,9 +357,13 @@ QApplication *MUtils::Startup::create_qt(int &argc, char **argv, const QString &
 
        //Set application properties
        application->setApplicationName(appName);
-       application->setOrganizationName("LoRd_MuldeR");
-       application->setOrganizationDomain("mulder.at.gg");
-       application->setEventFilter(qt_event_filter);
+       application->setOrganizationDomain(appDomain);
+       application->setOrganizationName(appAuthor);
+#if QT_VERSION < QT_VERSION_CHECK(5,0,0)
+       application->setEventFilter(&Internal::NativeEventFilter::filterEvent);
+#else
+       application->installNativeEventFilter(Internal::NativeEventFilter::instance());
+#endif
 
        //Check for supported image formats
        QList<QByteArray> supportedFormats = QImageReader::supportedImageFormats();
@@ -307,7 +372,6 @@ QApplication *MUtils::Startup::create_qt(int &argc, char **argv, const QString &
                if(!supportedFormats.contains(g_imageformats[i]))
                {
                        qFatal("Qt initialization error: QImageIOHandler for '%s' missing!", g_imageformats[i]);
-                       MUTILS_DELETE(application);
                        return NULL;
                }
        }
@@ -337,13 +401,12 @@ QApplication *MUtils::Startup::create_qt(int &argc, char **argv, const QString &
                messageBox.addButton("Ignore", QMessageBox::NoRole);
                if(messageBox.exec() == 0)
                {
-                       MUTILS_DELETE(application);
                        return NULL;
                }
        }
 
-       //Qt created successfully
-       return application;
+       //QApplication created successfully
+       return application.take();
 }
 
 ///////////////////////////////////////////////////////////////////////////////